diff --git a/public/vendor/VERSIONS b/public/vendor/VERSIONS
index da0d78e48..6c5f10424 100644
--- a/public/vendor/VERSIONS
+++ b/public/vendor/VERSIONS
@@ -48,7 +48,7 @@ File(s): /vendor/plugins/simplemde/simplemde.min.js
Version: 1.10.1
File(s): /vendor/plugins/pdfjs/
-Version: 1.4.20
+Version: 2.1.266
File(s): /vendor/plugins/u2f/
Version: 1.0.8
diff --git a/public/vendor/librejs.html b/public/vendor/librejs.html
index 00e5ff1d7..c17c2f14e 100644
--- a/public/vendor/librejs.html
+++ b/public/vendor/librejs.html
@@ -108,7 +108,7 @@
pdf.js |
Apache-2.0-only |
- pdf.js-v1.4.20.tar.gz |
+ pdf.js-v2.1.266.tar.gz |
u2f-api |
diff --git a/public/vendor/plugins/pdfjs/build/pdf.js b/public/vendor/plugins/pdfjs/build/pdf.js
index c8877d510..42250bb70 100644
--- a/public/vendor/plugins/pdfjs/build/pdf.js
+++ b/public/vendor/plugins/pdfjs/build/pdf.js
@@ -1,4 +1,8 @@
-/* Copyright 2012 Mozilla Foundation
+/**
+ * @licstart The following is the entire license notice for the
+ * Javascript code in this page
+ *
+ * Copyright 2018 Mozilla Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -11,149 +15,279 @@
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
+ *
+ * @licend The above is the entire license notice for the
+ * Javascript code in this page
*/
-/* jshint globalstrict: false */
-/* umdutils ignore */
-(function (root, factory) {
- 'use strict';
- if (typeof define === 'function' && define.amd) {
-define('pdfjs-dist/build/pdf', ['exports'], factory);
- } else if (typeof exports !== 'undefined') {
- factory(exports);
+(function webpackUniversalModuleDefinition(root, factory) {
+ if(typeof exports === 'object' && typeof module === 'object')
+ module.exports = factory();
+ else if(typeof define === 'function' && define.amd)
+ define("pdfjs-dist/build/pdf", [], factory);
+ else if(typeof exports === 'object')
+ exports["pdfjs-dist/build/pdf"] = factory();
+ else
+ root["pdfjs-dist/build/pdf"] = root.pdfjsLib = factory();
+})(this, function() {
+return /******/ (function(modules) { // webpackBootstrap
+/******/ // The module cache
+/******/ var installedModules = {};
+/******/
+/******/ // The require function
+/******/ function __w_pdfjs_require__(moduleId) {
+/******/
+/******/ // Check if module is in cache
+/******/ if(installedModules[moduleId]) {
+/******/ return installedModules[moduleId].exports;
+/******/ }
+/******/ // Create a new module (and put it into the cache)
+/******/ var module = installedModules[moduleId] = {
+/******/ i: moduleId,
+/******/ l: false,
+/******/ exports: {}
+/******/ };
+/******/
+/******/ // Execute the module function
+/******/ modules[moduleId].call(module.exports, module, module.exports, __w_pdfjs_require__);
+/******/
+/******/ // Flag the module as loaded
+/******/ module.l = true;
+/******/
+/******/ // Return the exports of the module
+/******/ return module.exports;
+/******/ }
+/******/
+/******/
+/******/ // expose the modules object (__webpack_modules__)
+/******/ __w_pdfjs_require__.m = modules;
+/******/
+/******/ // expose the module cache
+/******/ __w_pdfjs_require__.c = installedModules;
+/******/
+/******/ // define getter function for harmony exports
+/******/ __w_pdfjs_require__.d = function(exports, name, getter) {
+/******/ if(!__w_pdfjs_require__.o(exports, name)) {
+/******/ Object.defineProperty(exports, name, { enumerable: true, get: getter });
+/******/ }
+/******/ };
+/******/
+/******/ // define __esModule on exports
+/******/ __w_pdfjs_require__.r = function(exports) {
+/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) {
+/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
+/******/ }
+/******/ Object.defineProperty(exports, '__esModule', { value: true });
+/******/ };
+/******/
+/******/ // create a fake namespace object
+/******/ // mode & 1: value is a module id, require it
+/******/ // mode & 2: merge all properties of value into the ns
+/******/ // mode & 4: return value when already ns object
+/******/ // mode & 8|1: behave like require
+/******/ __w_pdfjs_require__.t = function(value, mode) {
+/******/ if(mode & 1) value = __w_pdfjs_require__(value);
+/******/ if(mode & 8) return value;
+/******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value;
+/******/ var ns = Object.create(null);
+/******/ __w_pdfjs_require__.r(ns);
+/******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value });
+/******/ if(mode & 2 && typeof value != 'string') for(var key in value) __w_pdfjs_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key));
+/******/ return ns;
+/******/ };
+/******/
+/******/ // getDefaultExport function for compatibility with non-harmony modules
+/******/ __w_pdfjs_require__.n = function(module) {
+/******/ var getter = module && module.__esModule ?
+/******/ function getDefault() { return module['default']; } :
+/******/ function getModuleExports() { return module; };
+/******/ __w_pdfjs_require__.d(getter, 'a', getter);
+/******/ return getter;
+/******/ };
+/******/
+/******/ // Object.prototype.hasOwnProperty.call
+/******/ __w_pdfjs_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
+/******/
+/******/ // __webpack_public_path__
+/******/ __w_pdfjs_require__.p = "";
+/******/
+/******/
+/******/ // Load entry module and return exports
+/******/ return __w_pdfjs_require__(__w_pdfjs_require__.s = 0);
+/******/ })
+/************************************************************************/
+/******/ ([
+/* 0 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var pdfjsVersion = '2.1.266';
+var pdfjsBuild = '81f5835c';
+
+var pdfjsSharedUtil = __w_pdfjs_require__(1);
+
+var pdfjsDisplayAPI = __w_pdfjs_require__(146);
+
+var pdfjsDisplayTextLayer = __w_pdfjs_require__(162);
+
+var pdfjsDisplayAnnotationLayer = __w_pdfjs_require__(163);
+
+var pdfjsDisplayDOMUtils = __w_pdfjs_require__(151);
+
+var pdfjsDisplaySVG = __w_pdfjs_require__(164);
+
+var pdfjsDisplayWorkerOptions = __w_pdfjs_require__(156);
+
+var pdfjsDisplayAPICompatibility = __w_pdfjs_require__(153);
+
+{
+ var isNodeJS = __w_pdfjs_require__(4);
+
+ if (isNodeJS()) {
+ var PDFNodeStream = __w_pdfjs_require__(165).PDFNodeStream;
+
+ pdfjsDisplayAPI.setPDFNetworkStreamFactory(function (params) {
+ return new PDFNodeStream(params);
+ });
+ } else if (typeof Response !== 'undefined' && 'body' in Response.prototype && typeof ReadableStream !== 'undefined') {
+ var PDFFetchStream = __w_pdfjs_require__(168).PDFFetchStream;
+
+ pdfjsDisplayAPI.setPDFNetworkStreamFactory(function (params) {
+ return new PDFFetchStream(params);
+ });
} else {
-factory((root.pdfjsDistBuildPdf = {}));
+ var PDFNetworkStream = __w_pdfjs_require__(169).PDFNetworkStream;
+
+ pdfjsDisplayAPI.setPDFNetworkStreamFactory(function (params) {
+ return new PDFNetworkStream(params);
+ });
}
-}(this, function (exports) {
- // Use strict in our context only - users might not want it
- 'use strict';
+}
+exports.build = pdfjsDisplayAPI.build;
+exports.version = pdfjsDisplayAPI.version;
+exports.getDocument = pdfjsDisplayAPI.getDocument;
+exports.LoopbackPort = pdfjsDisplayAPI.LoopbackPort;
+exports.PDFDataRangeTransport = pdfjsDisplayAPI.PDFDataRangeTransport;
+exports.PDFWorker = pdfjsDisplayAPI.PDFWorker;
+exports.renderTextLayer = pdfjsDisplayTextLayer.renderTextLayer;
+exports.AnnotationLayer = pdfjsDisplayAnnotationLayer.AnnotationLayer;
+exports.createPromiseCapability = pdfjsSharedUtil.createPromiseCapability;
+exports.PasswordResponses = pdfjsSharedUtil.PasswordResponses;
+exports.InvalidPDFException = pdfjsSharedUtil.InvalidPDFException;
+exports.MissingPDFException = pdfjsSharedUtil.MissingPDFException;
+exports.SVGGraphics = pdfjsDisplaySVG.SVGGraphics;
+exports.NativeImageDecoding = pdfjsSharedUtil.NativeImageDecoding;
+exports.CMapCompressionType = pdfjsSharedUtil.CMapCompressionType;
+exports.PermissionFlag = pdfjsSharedUtil.PermissionFlag;
+exports.UnexpectedResponseException = pdfjsSharedUtil.UnexpectedResponseException;
+exports.OPS = pdfjsSharedUtil.OPS;
+exports.VerbosityLevel = pdfjsSharedUtil.VerbosityLevel;
+exports.UNSUPPORTED_FEATURES = pdfjsSharedUtil.UNSUPPORTED_FEATURES;
+exports.createValidAbsoluteUrl = pdfjsSharedUtil.createValidAbsoluteUrl;
+exports.createObjectURL = pdfjsSharedUtil.createObjectURL;
+exports.removeNullCharacters = pdfjsSharedUtil.removeNullCharacters;
+exports.shadow = pdfjsSharedUtil.shadow;
+exports.Util = pdfjsSharedUtil.Util;
+exports.ReadableStream = pdfjsSharedUtil.ReadableStream;
+exports.URL = pdfjsSharedUtil.URL;
+exports.RenderingCancelledException = pdfjsDisplayDOMUtils.RenderingCancelledException;
+exports.getFilenameFromUrl = pdfjsDisplayDOMUtils.getFilenameFromUrl;
+exports.LinkTarget = pdfjsDisplayDOMUtils.LinkTarget;
+exports.addLinkAttributes = pdfjsDisplayDOMUtils.addLinkAttributes;
+exports.loadScript = pdfjsDisplayDOMUtils.loadScript;
+exports.GlobalWorkerOptions = pdfjsDisplayWorkerOptions.GlobalWorkerOptions;
+exports.apiCompatibilityParams = pdfjsDisplayAPICompatibility.apiCompatibilityParams;
-var pdfjsVersion = '1.4.20';
-var pdfjsBuild = 'b15f335';
+/***/ }),
+/* 1 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
- var pdfjsFilePath =
- typeof document !== 'undefined' && document.currentScript ?
- document.currentScript.src : null;
-
- var pdfjsLibs = {};
-
- (function pdfjsWrapper() {
+"use strict";
-
-(function (root, factory) {
- {
- factory((root.pdfjsSharedGlobal = {}));
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.toRomanNumerals = toRomanNumerals;
+exports.arrayByteLength = arrayByteLength;
+exports.arraysToBytes = arraysToBytes;
+exports.assert = assert;
+exports.bytesToString = bytesToString;
+exports.createPromiseCapability = createPromiseCapability;
+exports.deprecated = deprecated;
+exports.getInheritableProperty = getInheritableProperty;
+exports.getLookupTableFactory = getLookupTableFactory;
+exports.getVerbosityLevel = getVerbosityLevel;
+exports.info = info;
+exports.isArrayBuffer = isArrayBuffer;
+exports.isBool = isBool;
+exports.isEmptyObj = isEmptyObj;
+exports.isNum = isNum;
+exports.isString = isString;
+exports.isSpace = isSpace;
+exports.isSameOrigin = isSameOrigin;
+exports.createValidAbsoluteUrl = createValidAbsoluteUrl;
+exports.isLittleEndian = isLittleEndian;
+exports.isEvalSupported = isEvalSupported;
+exports.log2 = log2;
+exports.readInt8 = readInt8;
+exports.readUint16 = readUint16;
+exports.readUint32 = readUint32;
+exports.removeNullCharacters = removeNullCharacters;
+exports.setVerbosityLevel = setVerbosityLevel;
+exports.shadow = shadow;
+exports.string32 = string32;
+exports.stringToBytes = stringToBytes;
+exports.stringToPDFString = stringToPDFString;
+exports.stringToUTF8String = stringToUTF8String;
+exports.utf8StringToString = utf8StringToString;
+exports.warn = warn;
+exports.unreachable = unreachable;
+Object.defineProperty(exports, "ReadableStream", {
+ enumerable: true,
+ get: function get() {
+ return _streams_polyfill.ReadableStream;
}
-}(this, function (exports) {
-
- var globalScope = (typeof window !== 'undefined') ? window :
- (typeof global !== 'undefined') ? global :
- (typeof self !== 'undefined') ? self : this;
-
- var isWorker = (typeof window === 'undefined');
-
- // The global PDFJS object exposes the API
- // In production, it will be declared outside a global wrapper
- // In development, it will be declared here
- if (!globalScope.PDFJS) {
- globalScope.PDFJS = {};
+});
+Object.defineProperty(exports, "URL", {
+ enumerable: true,
+ get: function get() {
+ return _url_polyfill.URL;
}
+});
+exports.createObjectURL = exports.FormatError = exports.XRefParseException = exports.XRefEntryException = exports.Util = exports.UnknownErrorException = exports.UnexpectedResponseException = exports.TextRenderingMode = exports.StreamType = exports.PermissionFlag = exports.PasswordResponses = exports.PasswordException = exports.NativeImageDecoding = exports.MissingPDFException = exports.MissingDataException = exports.InvalidPDFException = exports.AbortException = exports.CMapCompressionType = exports.ImageKind = exports.FontType = exports.AnnotationType = exports.AnnotationFlag = exports.AnnotationFieldFlag = exports.AnnotationBorderStyleType = exports.UNSUPPORTED_FEATURES = exports.VerbosityLevel = exports.OPS = exports.IDENTITY_MATRIX = exports.FONT_IDENTITY_MATRIX = void 0;
- if (typeof pdfjsVersion !== 'undefined') {
- globalScope.PDFJS.version = pdfjsVersion;
- }
- if (typeof pdfjsVersion !== 'undefined') {
- globalScope.PDFJS.build = pdfjsBuild;
- }
+__w_pdfjs_require__(2);
- globalScope.PDFJS.pdfBug = false;
+var _streams_polyfill = __w_pdfjs_require__(142);
- exports.globalScope = globalScope;
- exports.isWorker = isWorker;
- exports.PDFJS = globalScope.PDFJS;
-}));
+var _url_polyfill = __w_pdfjs_require__(144);
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-(function (root, factory) {
- {
- factory((root.pdfjsDisplayDOMUtils = {}), root.pdfjsSharedGlobal);
- }
-}(this, function (exports, sharedGlobal) {
-
-var PDFJS = sharedGlobal.PDFJS;
-
-/**
- * Optimised CSS custom property getter/setter.
- * @class
- */
-var CustomStyle = (function CustomStyleClosure() {
-
- // As noted on: http://www.zachstronaut.com/posts/2009/02/17/
- // animate-css-transforms-firefox-webkit.html
- // in some versions of IE9 it is critical that ms appear in this list
- // before Moz
- var prefixes = ['ms', 'Moz', 'Webkit', 'O'];
- var _cache = {};
-
- function CustomStyle() {}
-
- CustomStyle.getProp = function get(propName, element) {
- // check cache only when no element is given
- if (arguments.length === 1 && typeof _cache[propName] === 'string') {
- return _cache[propName];
- }
-
- element = element || document.documentElement;
- var style = element.style, prefixed, uPropName;
-
- // test standard property first
- if (typeof style[propName] === 'string') {
- return (_cache[propName] = propName);
- }
-
- // capitalize
- uPropName = propName.charAt(0).toUpperCase() + propName.slice(1);
-
- // test vendor specific properties
- for (var i = 0, l = prefixes.length; i < l; i++) {
- prefixed = prefixes[i] + uPropName;
- if (typeof style[prefixed] === 'string') {
- return (_cache[propName] = prefixed);
- }
- }
-
- //if all fails then set to undefined
- return (_cache[propName] = 'undefined');
- };
-
- CustomStyle.setProp = function set(propName, element, str) {
- var prop = this.getProp(propName);
- if (prop !== 'undefined') {
- element.style[prop] = str;
- }
- };
-
- return CustomStyle;
-})();
-
-PDFJS.CustomStyle = CustomStyle;
-
-exports.CustomStyle = CustomStyle;
-}));
-
-
-(function (root, factory) {
- {
- factory((root.pdfjsSharedUtil = {}), root.pdfjsSharedGlobal);
- }
-}(this, function (exports, sharedGlobal) {
-
-var PDFJS = sharedGlobal.PDFJS;
-var globalScope = sharedGlobal.globalScope;
-
+var IDENTITY_MATRIX = [1, 0, 0, 1, 0, 0];
+exports.IDENTITY_MATRIX = IDENTITY_MATRIX;
var FONT_IDENTITY_MATRIX = [0.001, 0, 0, 0.001, 0, 0];
-
+exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX;
+var NativeImageDecoding = {
+ NONE: 'none',
+ DECODE: 'decode',
+ DISPLAY: 'display'
+};
+exports.NativeImageDecoding = NativeImageDecoding;
+var PermissionFlag = {
+ PRINT: 0x04,
+ MODIFY_CONTENTS: 0x08,
+ COPY: 0x10,
+ MODIFY_ANNOTATIONS: 0x20,
+ FILL_INTERACTIVE_FORMS: 0x100,
+ COPY_FOR_ACCESSIBILITY: 0x200,
+ ASSEMBLE: 0x400,
+ PRINT_HIGH_QUALITY: 0x800
+};
+exports.PermissionFlag = PermissionFlag;
var TextRenderingMode = {
FILL: 0,
STROKE: 1,
@@ -166,13 +300,13 @@ var TextRenderingMode = {
FILL_STROKE_MASK: 3,
ADD_TO_PATH_FLAG: 4
};
-
+exports.TextRenderingMode = TextRenderingMode;
var ImageKind = {
GRAYSCALE_1BPP: 1,
RGB_24BPP: 2,
RGBA_32BPP: 3
};
-
+exports.ImageKind = ImageKind;
var AnnotationType = {
TEXT: 1,
LINK: 2,
@@ -201,7 +335,7 @@ var AnnotationType = {
THREED: 25,
REDACT: 26
};
-
+exports.AnnotationType = AnnotationType;
var AnnotationFlag = {
INVISIBLE: 0x01,
HIDDEN: 0x02,
@@ -214,7 +348,29 @@ var AnnotationFlag = {
TOGGLENOVIEW: 0x100,
LOCKEDCONTENTS: 0x200
};
-
+exports.AnnotationFlag = AnnotationFlag;
+var AnnotationFieldFlag = {
+ READONLY: 0x0000001,
+ REQUIRED: 0x0000002,
+ NOEXPORT: 0x0000004,
+ MULTILINE: 0x0001000,
+ PASSWORD: 0x0002000,
+ NOTOGGLETOOFF: 0x0004000,
+ RADIO: 0x0008000,
+ PUSHBUTTON: 0x0010000,
+ COMBO: 0x0020000,
+ EDIT: 0x0040000,
+ SORT: 0x0080000,
+ FILESELECT: 0x0100000,
+ MULTISELECT: 0x0200000,
+ DONOTSPELLCHECK: 0x0400000,
+ DONOTSCROLL: 0x0800000,
+ COMB: 0x1000000,
+ RICHTEXT: 0x2000000,
+ RADIOSINUNISON: 0x2000000,
+ COMMITONSELCHANGE: 0x4000000
+};
+exports.AnnotationFieldFlag = AnnotationFieldFlag;
var AnnotationBorderStyleType = {
SOLID: 1,
DASHED: 2,
@@ -222,7 +378,7 @@ var AnnotationBorderStyleType = {
INSET: 4,
UNDERLINE: 5
};
-
+exports.AnnotationBorderStyleType = AnnotationBorderStyleType;
var StreamType = {
UNKNOWN: 0,
FLATE: 1,
@@ -235,7 +391,7 @@ var StreamType = {
CCF: 8,
RL: 9
};
-
+exports.StreamType = StreamType;
var FontType = {
UNKNOWN: 0,
TYPE1: 1,
@@ -249,17 +405,20 @@ var FontType = {
TYPE0: 9,
MMTYPE1: 10
};
-
-PDFJS.VERBOSITY_LEVELS = {
- errors: 0,
- warnings: 1,
- infos: 5
+exports.FontType = FontType;
+var VerbosityLevel = {
+ ERRORS: 0,
+ WARNINGS: 1,
+ INFOS: 5
};
-
-// All the possible operations for an operator list.
-var OPS = PDFJS.OPS = {
- // Intentionally start from 1 so it is easy to spot bad operators that will be
- // 0's.
+exports.VerbosityLevel = VerbosityLevel;
+var CMapCompressionType = {
+ NONE: 0,
+ BINARY: 1,
+ STREAM: 2
+};
+exports.CMapCompressionType = CMapCompressionType;
+var OPS = {
dependency: 1,
setLineWidth: 2,
setLineCap: 3,
@@ -352,53 +511,8 @@ var OPS = PDFJS.OPS = {
paintSolidColorImageMask: 90,
constructPath: 91
};
-
-// A notice for devs. These are good for things that are helpful to devs, such
-// as warning that Workers were disabled, which is important to devs but not
-// end users.
-function info(msg) {
- if (PDFJS.verbosity >= PDFJS.VERBOSITY_LEVELS.infos) {
- console.log('Info: ' + msg);
- }
-}
-
-// Non-fatal warnings.
-function warn(msg) {
- if (PDFJS.verbosity >= PDFJS.VERBOSITY_LEVELS.warnings) {
- console.log('Warning: ' + msg);
- }
-}
-
-// Deprecated API function -- treated as warnings.
-function deprecated(details) {
- warn('Deprecated API usage: ' + details);
-}
-
-// Fatal errors that should trigger the fallback UI and halt execution by
-// throwing an exception.
-function error(msg) {
- if (PDFJS.verbosity >= PDFJS.VERBOSITY_LEVELS.errors) {
- console.log('Error: ' + msg);
- console.log(backtrace());
- }
- throw new Error(msg);
-}
-
-function backtrace() {
- try {
- throw new Error();
- } catch (e) {
- return e.stack ? e.stack.split('\n').slice(2).join('\n') : '';
- }
-}
-
-function assert(cond, msg) {
- if (!cond) {
- error(msg);
- }
-}
-
-var UNSUPPORTED_FEATURES = PDFJS.UNSUPPORTED_FEATURES = {
+exports.OPS = OPS;
+var UNSUPPORTED_FEATURES = {
unknown: 'unknown',
forms: 'forms',
javaScript: 'javaScript',
@@ -406,117 +520,123 @@ var UNSUPPORTED_FEATURES = PDFJS.UNSUPPORTED_FEATURES = {
shadingPattern: 'shadingPattern',
font: 'font'
};
+exports.UNSUPPORTED_FEATURES = UNSUPPORTED_FEATURES;
+var PasswordResponses = {
+ NEED_PASSWORD: 1,
+ INCORRECT_PASSWORD: 2
+};
+exports.PasswordResponses = PasswordResponses;
+var verbosity = VerbosityLevel.WARNINGS;
-// Combines two URLs. The baseUrl shall be absolute URL. If the url is an
-// absolute URL, it will be returned as is.
-function combineUrl(baseUrl, url) {
- if (!url) {
- return baseUrl;
+function setVerbosityLevel(level) {
+ if (Number.isInteger(level)) {
+ verbosity = level;
}
- return new URL(url, baseUrl).href;
}
-// Validates if URL is safe and allowed, e.g. to avoid XSS.
-function isValidUrl(url, allowRelative) {
+function getVerbosityLevel() {
+ return verbosity;
+}
+
+function info(msg) {
+ if (verbosity >= VerbosityLevel.INFOS) {
+ console.log('Info: ' + msg);
+ }
+}
+
+function warn(msg) {
+ if (verbosity >= VerbosityLevel.WARNINGS) {
+ console.log('Warning: ' + msg);
+ }
+}
+
+function deprecated(details) {
+ console.log('Deprecated API usage: ' + details);
+}
+
+function unreachable(msg) {
+ throw new Error(msg);
+}
+
+function assert(cond, msg) {
+ if (!cond) {
+ unreachable(msg);
+ }
+}
+
+function isSameOrigin(baseUrl, otherUrl) {
+ try {
+ var base = new _url_polyfill.URL(baseUrl);
+
+ if (!base.origin || base.origin === 'null') {
+ return false;
+ }
+ } catch (e) {
+ return false;
+ }
+
+ var other = new _url_polyfill.URL(otherUrl, base);
+ return base.origin === other.origin;
+}
+
+function _isValidProtocol(url) {
if (!url) {
return false;
}
- // RFC 3986 (http://tools.ietf.org/html/rfc3986#section-3.1)
- // scheme = ALPHA *( ALPHA / DIGIT / "+" / "-" / "." )
- var protocol = /^[a-z][a-z0-9+\-.]*(?=:)/i.exec(url);
- if (!protocol) {
- return allowRelative;
- }
- protocol = protocol[0].toLowerCase();
- switch (protocol) {
- case 'http':
- case 'https':
- case 'ftp':
- case 'mailto':
- case 'tel':
+
+ switch (url.protocol) {
+ case 'http:':
+ case 'https:':
+ case 'ftp:':
+ case 'mailto:':
+ case 'tel:':
return true;
+
default:
return false;
}
}
-PDFJS.isValidUrl = isValidUrl;
-/**
- * Adds various attributes (href, title, target, rel) to hyperlinks.
- * @param {HTMLLinkElement} link - The link element.
- * @param {Object} params - An object with the properties:
- * @param {string} params.url - An absolute URL.
- */
-function addLinkAttributes(link, params) {
- var url = params && params.url;
- link.href = link.title = (url ? removeNullCharacters(url) : '');
-
- if (url) {
- if (isExternalLinkTargetSet()) {
- link.target = LinkTargetStringMap[PDFJS.externalLinkTarget];
- }
- // Strip referrer from the URL.
- link.rel = PDFJS.externalLinkRel;
+function createValidAbsoluteUrl(url, baseUrl) {
+ if (!url) {
+ return null;
}
+
+ try {
+ var absoluteUrl = baseUrl ? new _url_polyfill.URL(url, baseUrl) : new _url_polyfill.URL(url);
+
+ if (_isValidProtocol(absoluteUrl)) {
+ return absoluteUrl;
+ }
+ } catch (ex) {}
+
+ return null;
}
-PDFJS.addLinkAttributes = addLinkAttributes;
function shadow(obj, prop, value) {
- Object.defineProperty(obj, prop, { value: value,
- enumerable: true,
- configurable: true,
- writable: false });
+ Object.defineProperty(obj, prop, {
+ value: value,
+ enumerable: true,
+ configurable: true,
+ writable: false
+ });
return value;
}
-PDFJS.shadow = shadow;
-var LinkTarget = PDFJS.LinkTarget = {
- NONE: 0, // Default value.
- SELF: 1,
- BLANK: 2,
- PARENT: 3,
- TOP: 4,
-};
-var LinkTargetStringMap = [
- '',
- '_self',
- '_blank',
- '_parent',
- '_top'
-];
-
-function isExternalLinkTargetSet() {
- if (PDFJS.openExternalLinksInNewWindow) {
- deprecated('PDFJS.openExternalLinksInNewWindow, please use ' +
- '"PDFJS.externalLinkTarget = PDFJS.LinkTarget.BLANK" instead.');
- if (PDFJS.externalLinkTarget === LinkTarget.NONE) {
- PDFJS.externalLinkTarget = LinkTarget.BLANK;
+function getLookupTableFactory(initializer) {
+ var lookup;
+ return function () {
+ if (initializer) {
+ lookup = Object.create(null);
+ initializer(lookup);
+ initializer = null;
}
- // Reset the deprecated parameter, to suppress further warnings.
- PDFJS.openExternalLinksInNewWindow = false;
- }
- switch (PDFJS.externalLinkTarget) {
- case LinkTarget.NONE:
- return false;
- case LinkTarget.SELF:
- case LinkTarget.BLANK:
- case LinkTarget.PARENT:
- case LinkTarget.TOP:
- return true;
- }
- warn('PDFJS.externalLinkTarget is invalid: ' + PDFJS.externalLinkTarget);
- // Reset the external link target, to suppress further warnings.
- PDFJS.externalLinkTarget = LinkTarget.NONE;
- return false;
+
+ return lookup;
+ };
}
-PDFJS.isExternalLinkTargetSet = isExternalLinkTargetSet;
-var PasswordResponses = PDFJS.PasswordResponses = {
- NEED_PASSWORD: 1,
- INCORRECT_PASSWORD: 2
-};
-
-var PasswordException = (function PasswordExceptionClosure() {
+var PasswordException = function PasswordExceptionClosure() {
function PasswordException(msg, code) {
this.name = 'PasswordException';
this.message = msg;
@@ -525,12 +645,12 @@ var PasswordException = (function PasswordExceptionClosure() {
PasswordException.prototype = new Error();
PasswordException.constructor = PasswordException;
-
return PasswordException;
-})();
-PDFJS.PasswordException = PasswordException;
+}();
-var UnknownErrorException = (function UnknownErrorExceptionClosure() {
+exports.PasswordException = PasswordException;
+
+var UnknownErrorException = function UnknownErrorExceptionClosure() {
function UnknownErrorException(msg, details) {
this.name = 'UnknownErrorException';
this.message = msg;
@@ -539,12 +659,12 @@ var UnknownErrorException = (function UnknownErrorExceptionClosure() {
UnknownErrorException.prototype = new Error();
UnknownErrorException.constructor = UnknownErrorException;
-
return UnknownErrorException;
-})();
-PDFJS.UnknownErrorException = UnknownErrorException;
+}();
-var InvalidPDFException = (function InvalidPDFExceptionClosure() {
+exports.UnknownErrorException = UnknownErrorException;
+
+var InvalidPDFException = function InvalidPDFExceptionClosure() {
function InvalidPDFException(msg) {
this.name = 'InvalidPDFException';
this.message = msg;
@@ -552,12 +672,12 @@ var InvalidPDFException = (function InvalidPDFExceptionClosure() {
InvalidPDFException.prototype = new Error();
InvalidPDFException.constructor = InvalidPDFException;
-
return InvalidPDFException;
-})();
-PDFJS.InvalidPDFException = InvalidPDFException;
+}();
-var MissingPDFException = (function MissingPDFExceptionClosure() {
+exports.InvalidPDFException = InvalidPDFException;
+
+var MissingPDFException = function MissingPDFExceptionClosure() {
function MissingPDFException(msg) {
this.name = 'MissingPDFException';
this.message = msg;
@@ -565,13 +685,12 @@ var MissingPDFException = (function MissingPDFExceptionClosure() {
MissingPDFException.prototype = new Error();
MissingPDFException.constructor = MissingPDFException;
-
return MissingPDFException;
-})();
-PDFJS.MissingPDFException = MissingPDFException;
+}();
-var UnexpectedResponseException =
- (function UnexpectedResponseExceptionClosure() {
+exports.MissingPDFException = MissingPDFException;
+
+var UnexpectedResponseException = function UnexpectedResponseExceptionClosure() {
function UnexpectedResponseException(msg, status) {
this.name = 'UnexpectedResponseException';
this.message = msg;
@@ -580,24 +699,12 @@ var UnexpectedResponseException =
UnexpectedResponseException.prototype = new Error();
UnexpectedResponseException.constructor = UnexpectedResponseException;
-
return UnexpectedResponseException;
-})();
-PDFJS.UnexpectedResponseException = UnexpectedResponseException;
+}();
-var NotImplementedException = (function NotImplementedExceptionClosure() {
- function NotImplementedException(msg) {
- this.message = msg;
- }
+exports.UnexpectedResponseException = UnexpectedResponseException;
- NotImplementedException.prototype = new Error();
- NotImplementedException.prototype.name = 'NotImplementedException';
- NotImplementedException.constructor = NotImplementedException;
-
- return NotImplementedException;
-})();
-
-var MissingDataException = (function MissingDataExceptionClosure() {
+var MissingDataException = function MissingDataExceptionClosure() {
function MissingDataException(begin, end) {
this.begin = begin;
this.end = end;
@@ -607,11 +714,25 @@ var MissingDataException = (function MissingDataExceptionClosure() {
MissingDataException.prototype = new Error();
MissingDataException.prototype.name = 'MissingDataException';
MissingDataException.constructor = MissingDataException;
-
return MissingDataException;
-})();
+}();
-var XRefParseException = (function XRefParseExceptionClosure() {
+exports.MissingDataException = MissingDataException;
+
+var XRefEntryException = function XRefEntryExceptionClosure() {
+ function XRefEntryException(msg) {
+ this.message = msg;
+ }
+
+ XRefEntryException.prototype = new Error();
+ XRefEntryException.prototype.name = 'XRefEntryException';
+ XRefEntryException.constructor = XRefEntryException;
+ return XRefEntryException;
+}();
+
+exports.XRefEntryException = XRefEntryException;
+
+var XRefParseException = function XRefParseExceptionClosure() {
function XRefParseException(msg) {
this.message = msg;
}
@@ -619,10 +740,36 @@ var XRefParseException = (function XRefParseExceptionClosure() {
XRefParseException.prototype = new Error();
XRefParseException.prototype.name = 'XRefParseException';
XRefParseException.constructor = XRefParseException;
-
return XRefParseException;
-})();
+}();
+exports.XRefParseException = XRefParseException;
+
+var FormatError = function FormatErrorClosure() {
+ function FormatError(msg) {
+ this.message = msg;
+ }
+
+ FormatError.prototype = new Error();
+ FormatError.prototype.name = 'FormatError';
+ FormatError.constructor = FormatError;
+ return FormatError;
+}();
+
+exports.FormatError = FormatError;
+
+var AbortException = function AbortExceptionClosure() {
+ function AbortException(msg) {
+ this.name = 'AbortException';
+ this.message = msg;
+ }
+
+ AbortException.prototype = new Error();
+ AbortException.constructor = AbortException;
+ return AbortException;
+}();
+
+exports.AbortException = AbortException;
var NullCharactersRegExp = /\x00/g;
function removeNullCharacters(str) {
@@ -630,24 +777,27 @@ function removeNullCharacters(str) {
warn('The argument for removeNullCharacters must be a string.');
return str;
}
+
return str.replace(NullCharactersRegExp, '');
}
-PDFJS.removeNullCharacters = removeNullCharacters;
function bytesToString(bytes) {
- assert(bytes !== null && typeof bytes === 'object' &&
- bytes.length !== undefined, 'Invalid argument for bytesToString');
+ assert(bytes !== null && _typeof(bytes) === 'object' && bytes.length !== undefined, 'Invalid argument for bytesToString');
var length = bytes.length;
var MAX_ARGUMENT_COUNT = 8192;
+
if (length < MAX_ARGUMENT_COUNT) {
return String.fromCharCode.apply(null, bytes);
}
+
var strBuf = [];
+
for (var i = 0; i < length; i += MAX_ARGUMENT_COUNT) {
var chunkEnd = Math.min(i + MAX_ARGUMENT_COUNT, length);
var chunk = bytes.subarray(i, chunkEnd);
strBuf.push(String.fromCharCode.apply(null, chunk));
}
+
return strBuf.join('');
}
@@ -655,122 +805,143 @@ function stringToBytes(str) {
assert(typeof str === 'string', 'Invalid argument for stringToBytes');
var length = str.length;
var bytes = new Uint8Array(length);
+
for (var i = 0; i < length; ++i) {
bytes[i] = str.charCodeAt(i) & 0xFF;
}
+
return bytes;
}
+function arrayByteLength(arr) {
+ if (arr.length !== undefined) {
+ return arr.length;
+ }
+
+ assert(arr.byteLength !== undefined);
+ return arr.byteLength;
+}
+
+function arraysToBytes(arr) {
+ if (arr.length === 1 && arr[0] instanceof Uint8Array) {
+ return arr[0];
+ }
+
+ var resultLength = 0;
+ var i,
+ ii = arr.length;
+ var item, itemLength;
+
+ for (i = 0; i < ii; i++) {
+ item = arr[i];
+ itemLength = arrayByteLength(item);
+ resultLength += itemLength;
+ }
+
+ var pos = 0;
+ var data = new Uint8Array(resultLength);
+
+ for (i = 0; i < ii; i++) {
+ item = arr[i];
+
+ if (!(item instanceof Uint8Array)) {
+ if (typeof item === 'string') {
+ item = stringToBytes(item);
+ } else {
+ item = new Uint8Array(item);
+ }
+ }
+
+ itemLength = item.byteLength;
+ data.set(item, pos);
+ pos += itemLength;
+ }
+
+ return data;
+}
+
function string32(value) {
- return String.fromCharCode((value >> 24) & 0xff, (value >> 16) & 0xff,
- (value >> 8) & 0xff, value & 0xff);
+ return String.fromCharCode(value >> 24 & 0xff, value >> 16 & 0xff, value >> 8 & 0xff, value & 0xff);
}
function log2(x) {
- var n = 1, i = 0;
- while (x > n) {
- n <<= 1;
- i++;
+ if (x <= 0) {
+ return 0;
}
- return i;
+
+ return Math.ceil(Math.log2(x));
}
function readInt8(data, start) {
- return (data[start] << 24) >> 24;
+ return data[start] << 24 >> 24;
}
function readUint16(data, offset) {
- return (data[offset] << 8) | data[offset + 1];
+ return data[offset] << 8 | data[offset + 1];
}
function readUint32(data, offset) {
- return ((data[offset] << 24) | (data[offset + 1] << 16) |
- (data[offset + 2] << 8) | data[offset + 3]) >>> 0;
+ return (data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]) >>> 0;
}
-// Lazy test the endianness of the platform
-// NOTE: This will be 'true' for simulated TypedArrays
function isLittleEndian() {
- var buffer8 = new Uint8Array(2);
+ var buffer8 = new Uint8Array(4);
buffer8[0] = 1;
- var buffer16 = new Uint16Array(buffer8.buffer);
- return (buffer16[0] === 1);
+ var view32 = new Uint32Array(buffer8.buffer, 0, 1);
+ return view32[0] === 1;
}
-Object.defineProperty(PDFJS, 'isLittleEndian', {
- configurable: true,
- get: function PDFJS_isLittleEndian() {
- return shadow(PDFJS, 'isLittleEndian', isLittleEndian());
+function isEvalSupported() {
+ try {
+ new Function('');
+ return true;
+ } catch (e) {
+ return false;
}
-});
-
- // Lazy test if the userAgent support CanvasTypedArrays
-function hasCanvasTypedArrays() {
- var canvas = document.createElement('canvas');
- canvas.width = canvas.height = 1;
- var ctx = canvas.getContext('2d');
- var imageData = ctx.createImageData(1, 1);
- return (typeof imageData.data.buffer !== 'undefined');
}
-Object.defineProperty(PDFJS, 'hasCanvasTypedArrays', {
- configurable: true,
- get: function PDFJS_hasCanvasTypedArrays() {
- return shadow(PDFJS, 'hasCanvasTypedArrays', hasCanvasTypedArrays());
- }
-});
+function getInheritableProperty(_ref) {
+ var dict = _ref.dict,
+ key = _ref.key,
+ _ref$getArray = _ref.getArray,
+ getArray = _ref$getArray === void 0 ? false : _ref$getArray,
+ _ref$stopWhenFound = _ref.stopWhenFound,
+ stopWhenFound = _ref$stopWhenFound === void 0 ? true : _ref$stopWhenFound;
+ var LOOP_LIMIT = 100;
+ var loopCount = 0;
+ var values;
-var Uint32ArrayView = (function Uint32ArrayViewClosure() {
+ while (dict) {
+ var value = getArray ? dict.getArray(key) : dict.get(key);
- function Uint32ArrayView(buffer, length) {
- this.buffer = buffer;
- this.byteLength = buffer.length;
- this.length = length === undefined ? (this.byteLength >> 2) : length;
- ensureUint32ArrayViewProps(this.length);
- }
- Uint32ArrayView.prototype = Object.create(null);
-
- var uint32ArrayViewSetters = 0;
- function createUint32ArrayProp(index) {
- return {
- get: function () {
- var buffer = this.buffer, offset = index << 2;
- return (buffer[offset] | (buffer[offset + 1] << 8) |
- (buffer[offset + 2] << 16) | (buffer[offset + 3] << 24)) >>> 0;
- },
- set: function (value) {
- var buffer = this.buffer, offset = index << 2;
- buffer[offset] = value & 255;
- buffer[offset + 1] = (value >> 8) & 255;
- buffer[offset + 2] = (value >> 16) & 255;
- buffer[offset + 3] = (value >>> 24) & 255;
+ if (value !== undefined) {
+ if (stopWhenFound) {
+ return value;
}
- };
- }
- function ensureUint32ArrayViewProps(length) {
- while (uint32ArrayViewSetters < length) {
- Object.defineProperty(Uint32ArrayView.prototype,
- uint32ArrayViewSetters,
- createUint32ArrayProp(uint32ArrayViewSetters));
- uint32ArrayViewSetters++;
+ if (!values) {
+ values = [];
+ }
+
+ values.push(value);
}
+
+ if (++loopCount > LOOP_LIMIT) {
+ warn("getInheritableProperty: maximum loop count exceeded for \"".concat(key, "\""));
+ break;
+ }
+
+ dict = dict.get('Parent');
}
- return Uint32ArrayView;
-})();
+ return values;
+}
-exports.Uint32ArrayView = Uint32ArrayView;
-
-var IDENTITY_MATRIX = [1, 0, 0, 1, 0, 0];
-
-var Util = PDFJS.Util = (function UtilClosure() {
+var Util = function UtilClosure() {
function Util() {}
var rgbBuf = ['rgb(', 0, ',', 0, ',', 0, ')'];
- // makeCssRgb() can be called thousands of times. Using |rgbBuf| avoids
- // creating many intermediate strings.
Util.makeCssRgb = function Util_makeCssRgb(r, g, b) {
rgbBuf[1] = r;
rgbBuf[3] = g;
@@ -778,19 +949,10 @@ var Util = PDFJS.Util = (function UtilClosure() {
return rgbBuf.join('');
};
- // Concatenates two transformation matrices together and returns the result.
Util.transform = function Util_transform(m1, m2) {
- return [
- m1[0] * m2[0] + m1[2] * m2[1],
- m1[1] * m2[0] + m1[3] * m2[1],
- m1[0] * m2[2] + m1[2] * m2[3],
- m1[1] * m2[2] + m1[3] * m2[3],
- m1[0] * m2[4] + m1[2] * m2[5] + m1[4],
- m1[1] * m2[4] + m1[3] * m2[5] + m1[5]
- ];
+ return [m1[0] * m2[0] + m1[2] * m2[1], m1[1] * m2[0] + m1[3] * m2[1], m1[0] * m2[2] + m1[2] * m2[3], m1[1] * m2[2] + m1[3] * m2[3], m1[0] * m2[4] + m1[2] * m2[5] + m1[4], m1[1] * m2[4] + m1[3] * m2[5] + m1[5]];
};
- // For 2d affine transforms
Util.applyTransform = function Util_applyTransform(p, m) {
var xt = p[0] * m[0] + p[1] * m[2] + m[4];
var yt = p[0] * m[1] + p[1] * m[3] + m[5];
@@ -804,114 +966,71 @@ var Util = PDFJS.Util = (function UtilClosure() {
return [xt, yt];
};
- // Applies the transform to the rectangle and finds the minimum axially
- // aligned bounding box.
- Util.getAxialAlignedBoundingBox =
- function Util_getAxialAlignedBoundingBox(r, m) {
-
+ Util.getAxialAlignedBoundingBox = function Util_getAxialAlignedBoundingBox(r, m) {
var p1 = Util.applyTransform(r, m);
var p2 = Util.applyTransform(r.slice(2, 4), m);
var p3 = Util.applyTransform([r[0], r[3]], m);
var p4 = Util.applyTransform([r[2], r[1]], m);
- return [
- Math.min(p1[0], p2[0], p3[0], p4[0]),
- Math.min(p1[1], p2[1], p3[1], p4[1]),
- Math.max(p1[0], p2[0], p3[0], p4[0]),
- Math.max(p1[1], p2[1], p3[1], p4[1])
- ];
+ return [Math.min(p1[0], p2[0], p3[0], p4[0]), Math.min(p1[1], p2[1], p3[1], p4[1]), Math.max(p1[0], p2[0], p3[0], p4[0]), Math.max(p1[1], p2[1], p3[1], p4[1])];
};
Util.inverseTransform = function Util_inverseTransform(m) {
var d = m[0] * m[3] - m[1] * m[2];
- return [m[3] / d, -m[1] / d, -m[2] / d, m[0] / d,
- (m[2] * m[5] - m[4] * m[3]) / d, (m[4] * m[1] - m[5] * m[0]) / d];
+ return [m[3] / d, -m[1] / d, -m[2] / d, m[0] / d, (m[2] * m[5] - m[4] * m[3]) / d, (m[4] * m[1] - m[5] * m[0]) / d];
};
- // Apply a generic 3d matrix M on a 3-vector v:
- // | a b c | | X |
- // | d e f | x | Y |
- // | g h i | | Z |
- // M is assumed to be serialized as [a,b,c,d,e,f,g,h,i],
- // with v as [X,Y,Z]
Util.apply3dTransform = function Util_apply3dTransform(m, v) {
- return [
- m[0] * v[0] + m[1] * v[1] + m[2] * v[2],
- m[3] * v[0] + m[4] * v[1] + m[5] * v[2],
- m[6] * v[0] + m[7] * v[1] + m[8] * v[2]
- ];
+ return [m[0] * v[0] + m[1] * v[1] + m[2] * v[2], m[3] * v[0] + m[4] * v[1] + m[5] * v[2], m[6] * v[0] + m[7] * v[1] + m[8] * v[2]];
};
- // This calculation uses Singular Value Decomposition.
- // The SVD can be represented with formula A = USV. We are interested in the
- // matrix S here because it represents the scale values.
- Util.singularValueDecompose2dScale =
- function Util_singularValueDecompose2dScale(m) {
-
+ Util.singularValueDecompose2dScale = function Util_singularValueDecompose2dScale(m) {
var transpose = [m[0], m[2], m[1], m[3]];
-
- // Multiply matrix m with its transpose.
var a = m[0] * transpose[0] + m[1] * transpose[2];
var b = m[0] * transpose[1] + m[1] * transpose[3];
var c = m[2] * transpose[0] + m[3] * transpose[2];
var d = m[2] * transpose[1] + m[3] * transpose[3];
-
- // Solve the second degree polynomial to get roots.
var first = (a + d) / 2;
var second = Math.sqrt((a + d) * (a + d) - 4 * (a * d - c * b)) / 2;
var sx = first + second || 1;
var sy = first - second || 1;
-
- // Scale values are the square roots of the eigenvalues.
return [Math.sqrt(sx), Math.sqrt(sy)];
};
- // Normalize rectangle rect=[x1, y1, x2, y2] so that (x1,y1) < (x2,y2)
- // For coordinate systems whose origin lies in the bottom-left, this
- // means normalization to (BL,TR) ordering. For systems with origin in the
- // top-left, this means (TL,BR) ordering.
Util.normalizeRect = function Util_normalizeRect(rect) {
- var r = rect.slice(0); // clone rect
+ var r = rect.slice(0);
+
if (rect[0] > rect[2]) {
r[0] = rect[2];
r[2] = rect[0];
}
+
if (rect[1] > rect[3]) {
r[1] = rect[3];
r[3] = rect[1];
}
+
return r;
};
- // Returns a rectangle [x1, y1, x2, y2] corresponding to the
- // intersection of rect1 and rect2. If no intersection, returns 'false'
- // The rectangle coordinates of rect1, rect2 should be [x1, y1, x2, y2]
Util.intersect = function Util_intersect(rect1, rect2) {
function compare(a, b) {
return a - b;
}
- // Order points along the axes
var orderedX = [rect1[0], rect1[2], rect2[0], rect2[2]].sort(compare),
orderedY = [rect1[1], rect1[3], rect2[1], rect2[3]].sort(compare),
result = [];
-
rect1 = Util.normalizeRect(rect1);
rect2 = Util.normalizeRect(rect2);
- // X: first and second points belong to different rectangles?
- if ((orderedX[0] === rect1[0] && orderedX[1] === rect2[0]) ||
- (orderedX[0] === rect2[0] && orderedX[1] === rect1[0])) {
- // Intersection must be between second and third points
+ if (orderedX[0] === rect1[0] && orderedX[1] === rect2[0] || orderedX[0] === rect2[0] && orderedX[1] === rect1[0]) {
result[0] = orderedX[1];
result[2] = orderedX[2];
} else {
return false;
}
- // Y: first and second points belong to different rectangles?
- if ((orderedY[0] === rect1[1] && orderedY[1] === rect2[1]) ||
- (orderedY[0] === rect2[1] && orderedY[1] === rect1[1])) {
- // Intersection must be between second and third points
+ if (orderedY[0] === rect1[1] && orderedY[1] === rect2[1] || orderedY[0] === rect2[1] && orderedY[1] === rect1[1]) {
result[1] = orderedY[1];
result[3] = orderedY[2];
} else {
@@ -921,252 +1040,44 @@ var Util = PDFJS.Util = (function UtilClosure() {
return result;
};
- Util.sign = function Util_sign(num) {
- return num < 0 ? -1 : 1;
- };
-
- var ROMAN_NUMBER_MAP = [
- '', 'C', 'CC', 'CCC', 'CD', 'D', 'DC', 'DCC', 'DCCC', 'CM',
- '', 'X', 'XX', 'XXX', 'XL', 'L', 'LX', 'LXX', 'LXXX', 'XC',
- '', 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX'
- ];
- /**
- * Converts positive integers to (upper case) Roman numerals.
- * @param {integer} number - The number that should be converted.
- * @param {boolean} lowerCase - Indicates if the result should be converted
- * to lower case letters. The default is false.
- * @return {string} The resulting Roman number.
- */
- Util.toRoman = function Util_toRoman(number, lowerCase) {
- assert(isInt(number) && number > 0,
- 'The number should be a positive integer.');
- var pos, romanBuf = [];
- // Thousands
- while (number >= 1000) {
- number -= 1000;
- romanBuf.push('M');
- }
- // Hundreds
- pos = (number / 100) | 0;
- number %= 100;
- romanBuf.push(ROMAN_NUMBER_MAP[pos]);
- // Tens
- pos = (number / 10) | 0;
- number %= 10;
- romanBuf.push(ROMAN_NUMBER_MAP[10 + pos]);
- // Ones
- romanBuf.push(ROMAN_NUMBER_MAP[20 + number]);
-
- var romanStr = romanBuf.join('');
- return (lowerCase ? romanStr.toLowerCase() : romanStr);
- };
-
- Util.appendToArray = function Util_appendToArray(arr1, arr2) {
- Array.prototype.push.apply(arr1, arr2);
- };
-
- Util.prependToArray = function Util_prependToArray(arr1, arr2) {
- Array.prototype.unshift.apply(arr1, arr2);
- };
-
- Util.extendObj = function extendObj(obj1, obj2) {
- for (var key in obj2) {
- obj1[key] = obj2[key];
- }
- };
-
- Util.getInheritableProperty = function Util_getInheritableProperty(dict,
- name) {
- while (dict && !dict.has(name)) {
- dict = dict.get('Parent');
- }
- if (!dict) {
- return null;
- }
- return dict.get(name);
- };
-
- Util.inherit = function Util_inherit(sub, base, prototype) {
- sub.prototype = Object.create(base.prototype);
- sub.prototype.constructor = sub;
- for (var prop in prototype) {
- sub.prototype[prop] = prototype[prop];
- }
- };
-
- Util.loadScript = function Util_loadScript(src, callback) {
- var script = document.createElement('script');
- var loaded = false;
- script.setAttribute('src', src);
- if (callback) {
- script.onload = function() {
- if (!loaded) {
- callback();
- }
- loaded = true;
- };
- }
- document.getElementsByTagName('head')[0].appendChild(script);
- };
-
return Util;
-})();
+}();
-/**
- * PDF page viewport created based on scale, rotation and offset.
- * @class
- * @alias PDFJS.PageViewport
- */
-var PageViewport = PDFJS.PageViewport = (function PageViewportClosure() {
- /**
- * @constructor
- * @private
- * @param viewBox {Array} xMin, yMin, xMax and yMax coordinates.
- * @param scale {number} scale of the viewport.
- * @param rotation {number} rotations of the viewport in degrees.
- * @param offsetX {number} offset X
- * @param offsetY {number} offset Y
- * @param dontFlip {boolean} if true, axis Y will not be flipped.
- */
- function PageViewport(viewBox, scale, rotation, offsetX, offsetY, dontFlip) {
- this.viewBox = viewBox;
- this.scale = scale;
- this.rotation = rotation;
- this.offsetX = offsetX;
- this.offsetY = offsetY;
+exports.Util = Util;
+var ROMAN_NUMBER_MAP = ['', 'C', 'CC', 'CCC', 'CD', 'D', 'DC', 'DCC', 'DCCC', 'CM', '', 'X', 'XX', 'XXX', 'XL', 'L', 'LX', 'LXX', 'LXXX', 'XC', '', 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX'];
- // creating transform to convert pdf coordinate system to the normal
- // canvas like coordinates taking in account scale and rotation
- var centerX = (viewBox[2] + viewBox[0]) / 2;
- var centerY = (viewBox[3] + viewBox[1]) / 2;
- var rotateA, rotateB, rotateC, rotateD;
- rotation = rotation % 360;
- rotation = rotation < 0 ? rotation + 360 : rotation;
- switch (rotation) {
- case 180:
- rotateA = -1; rotateB = 0; rotateC = 0; rotateD = 1;
- break;
- case 90:
- rotateA = 0; rotateB = 1; rotateC = 1; rotateD = 0;
- break;
- case 270:
- rotateA = 0; rotateB = -1; rotateC = -1; rotateD = 0;
- break;
- //case 0:
- default:
- rotateA = 1; rotateB = 0; rotateC = 0; rotateD = -1;
- break;
- }
+function toRomanNumerals(number) {
+ var lowerCase = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
+ assert(Number.isInteger(number) && number > 0, 'The number should be a positive integer.');
+ var pos,
+ romanBuf = [];
- if (dontFlip) {
- rotateC = -rotateC; rotateD = -rotateD;
- }
-
- var offsetCanvasX, offsetCanvasY;
- var width, height;
- if (rotateA === 0) {
- offsetCanvasX = Math.abs(centerY - viewBox[1]) * scale + offsetX;
- offsetCanvasY = Math.abs(centerX - viewBox[0]) * scale + offsetY;
- width = Math.abs(viewBox[3] - viewBox[1]) * scale;
- height = Math.abs(viewBox[2] - viewBox[0]) * scale;
- } else {
- offsetCanvasX = Math.abs(centerX - viewBox[0]) * scale + offsetX;
- offsetCanvasY = Math.abs(centerY - viewBox[1]) * scale + offsetY;
- width = Math.abs(viewBox[2] - viewBox[0]) * scale;
- height = Math.abs(viewBox[3] - viewBox[1]) * scale;
- }
- // creating transform for the following operations:
- // translate(-centerX, -centerY), rotate and flip vertically,
- // scale, and translate(offsetCanvasX, offsetCanvasY)
- this.transform = [
- rotateA * scale,
- rotateB * scale,
- rotateC * scale,
- rotateD * scale,
- offsetCanvasX - rotateA * scale * centerX - rotateC * scale * centerY,
- offsetCanvasY - rotateB * scale * centerX - rotateD * scale * centerY
- ];
-
- this.width = width;
- this.height = height;
- this.fontScale = scale;
+ while (number >= 1000) {
+ number -= 1000;
+ romanBuf.push('M');
}
- PageViewport.prototype = /** @lends PDFJS.PageViewport.prototype */ {
- /**
- * Clones viewport with additional properties.
- * @param args {Object} (optional) If specified, may contain the 'scale' or
- * 'rotation' properties to override the corresponding properties in
- * the cloned viewport.
- * @returns {PDFJS.PageViewport} Cloned viewport.
- */
- clone: function PageViewPort_clone(args) {
- args = args || {};
- var scale = 'scale' in args ? args.scale : this.scale;
- var rotation = 'rotation' in args ? args.rotation : this.rotation;
- return new PageViewport(this.viewBox.slice(), scale, rotation,
- this.offsetX, this.offsetY, args.dontFlip);
- },
- /**
- * Converts PDF point to the viewport coordinates. For examples, useful for
- * converting PDF location into canvas pixel coordinates.
- * @param x {number} X coordinate.
- * @param y {number} Y coordinate.
- * @returns {Object} Object that contains 'x' and 'y' properties of the
- * point in the viewport coordinate space.
- * @see {@link convertToPdfPoint}
- * @see {@link convertToViewportRectangle}
- */
- convertToViewportPoint: function PageViewport_convertToViewportPoint(x, y) {
- return Util.applyTransform([x, y], this.transform);
- },
- /**
- * Converts PDF rectangle to the viewport coordinates.
- * @param rect {Array} xMin, yMin, xMax and yMax coordinates.
- * @returns {Array} Contains corresponding coordinates of the rectangle
- * in the viewport coordinate space.
- * @see {@link convertToViewportPoint}
- */
- convertToViewportRectangle:
- function PageViewport_convertToViewportRectangle(rect) {
- var tl = Util.applyTransform([rect[0], rect[1]], this.transform);
- var br = Util.applyTransform([rect[2], rect[3]], this.transform);
- return [tl[0], tl[1], br[0], br[1]];
- },
- /**
- * Converts viewport coordinates to the PDF location. For examples, useful
- * for converting canvas pixel location into PDF one.
- * @param x {number} X coordinate.
- * @param y {number} Y coordinate.
- * @returns {Object} Object that contains 'x' and 'y' properties of the
- * point in the PDF coordinate space.
- * @see {@link convertToViewportPoint}
- */
- convertToPdfPoint: function PageViewport_convertToPdfPoint(x, y) {
- return Util.applyInverseTransform([x, y], this.transform);
- }
- };
- return PageViewport;
-})();
-var PDFStringTranslateTable = [
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0x2D8, 0x2C7, 0x2C6, 0x2D9, 0x2DD, 0x2DB, 0x2DA, 0x2DC, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2022, 0x2020, 0x2021, 0x2026, 0x2014,
- 0x2013, 0x192, 0x2044, 0x2039, 0x203A, 0x2212, 0x2030, 0x201E, 0x201C,
- 0x201D, 0x2018, 0x2019, 0x201A, 0x2122, 0xFB01, 0xFB02, 0x141, 0x152, 0x160,
- 0x178, 0x17D, 0x131, 0x142, 0x153, 0x161, 0x17E, 0, 0x20AC
-];
+ pos = number / 100 | 0;
+ number %= 100;
+ romanBuf.push(ROMAN_NUMBER_MAP[pos]);
+ pos = number / 10 | 0;
+ number %= 10;
+ romanBuf.push(ROMAN_NUMBER_MAP[10 + pos]);
+ romanBuf.push(ROMAN_NUMBER_MAP[20 + number]);
+ var romanStr = romanBuf.join('');
+ return lowerCase ? romanStr.toLowerCase() : romanStr;
+}
+
+var PDFStringTranslateTable = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2D8, 0x2C7, 0x2C6, 0x2D9, 0x2DD, 0x2DB, 0x2DA, 0x2DC, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2022, 0x2020, 0x2021, 0x2026, 0x2014, 0x2013, 0x192, 0x2044, 0x2039, 0x203A, 0x2212, 0x2030, 0x201E, 0x201C, 0x201D, 0x2018, 0x2019, 0x201A, 0x2122, 0xFB01, 0xFB02, 0x141, 0x152, 0x160, 0x178, 0x17D, 0x131, 0x142, 0x153, 0x161, 0x17E, 0, 0x20AC];
function stringToPDFString(str) {
- var i, n = str.length, strBuf = [];
+ var i,
+ n = str.length,
+ strBuf = [];
+
if (str[0] === '\xFE' && str[1] === '\xFF') {
- // UTF16BE BOM
for (i = 2; i < n; i += 2) {
- strBuf.push(String.fromCharCode(
- (str.charCodeAt(i) << 8) | str.charCodeAt(i + 1)));
+ strBuf.push(String.fromCharCode(str.charCodeAt(i) << 8 | str.charCodeAt(i + 1)));
}
} else {
for (i = 0; i < n; ++i) {
@@ -1174,6 +1085,7 @@ function stringToPDFString(str) {
strBuf.push(code ? String.fromCharCode(code) : str.charAt(i));
}
}
+
return strBuf.join('');
}
@@ -1189,6 +1101,7 @@ function isEmptyObj(obj) {
for (var key in obj) {
return false;
}
+
return true;
}
@@ -1196,10 +1109,6 @@ function isBool(v) {
return typeof v === 'boolean';
}
-function isInt(v) {
- return typeof v === 'number' && ((v | 0) === v);
-}
-
function isNum(v) {
return typeof v === 'number';
}
@@ -1208,619 +1117,8065 @@ function isString(v) {
return typeof v === 'string';
}
-function isArray(v) {
- return v instanceof Array;
-}
-
function isArrayBuffer(v) {
- return typeof v === 'object' && v !== null && v.byteLength !== undefined;
+ return _typeof(v) === 'object' && v !== null && v.byteLength !== undefined;
}
-/**
- * Promise Capability object.
- *
- * @typedef {Object} PromiseCapability
- * @property {Promise} promise - A promise object.
- * @property {function} resolve - Fullfills the promise.
- * @property {function} reject - Rejects the promise.
- */
+function isSpace(ch) {
+ return ch === 0x20 || ch === 0x09 || ch === 0x0D || ch === 0x0A;
+}
-/**
- * Creates a promise capability object.
- * @alias PDFJS.createPromiseCapability
- *
- * @return {PromiseCapability} A capability object contains:
- * - a Promise, resolve and reject methods.
- */
function createPromiseCapability() {
- var capability = {};
+ var capability = Object.create(null);
+ var isSettled = false;
+ Object.defineProperty(capability, 'settled', {
+ get: function get() {
+ return isSettled;
+ }
+ });
capability.promise = new Promise(function (resolve, reject) {
- capability.resolve = resolve;
- capability.reject = reject;
+ capability.resolve = function (data) {
+ isSettled = true;
+ resolve(data);
+ };
+
+ capability.reject = function (reason) {
+ isSettled = true;
+ reject(reason);
+ };
});
return capability;
}
-PDFJS.createPromiseCapability = createPromiseCapability;
-
-/**
- * Polyfill for Promises:
- * The following promise implementation tries to generally implement the
- * Promise/A+ spec. Some notable differences from other promise libaries are:
- * - There currently isn't a seperate deferred and promise object.
- * - Unhandled rejections eventually show an error if they aren't handled.
- *
- * Based off of the work in:
- * https://bugzilla.mozilla.org/show_bug.cgi?id=810490
- */
-(function PromiseClosure() {
- if (globalScope.Promise) {
- // Promises existing in the DOM/Worker, checking presence of all/resolve
- if (typeof globalScope.Promise.all !== 'function') {
- globalScope.Promise.all = function (iterable) {
- var count = 0, results = [], resolve, reject;
- var promise = new globalScope.Promise(function (resolve_, reject_) {
- resolve = resolve_;
- reject = reject_;
- });
- iterable.forEach(function (p, i) {
- count++;
- p.then(function (result) {
- results[i] = result;
- count--;
- if (count === 0) {
- resolve(results);
- }
- }, reject);
- });
- if (count === 0) {
- resolve(results);
- }
- return promise;
- };
- }
- if (typeof globalScope.Promise.resolve !== 'function') {
- globalScope.Promise.resolve = function (value) {
- return new globalScope.Promise(function (resolve) { resolve(value); });
- };
- }
- if (typeof globalScope.Promise.reject !== 'function') {
- globalScope.Promise.reject = function (reason) {
- return new globalScope.Promise(function (resolve, reject) {
- reject(reason);
- });
- };
- }
- if (typeof globalScope.Promise.prototype.catch !== 'function') {
- globalScope.Promise.prototype.catch = function (onReject) {
- return globalScope.Promise.prototype.then(undefined, onReject);
- };
- }
- return;
- }
- var STATUS_PENDING = 0;
- var STATUS_RESOLVED = 1;
- var STATUS_REJECTED = 2;
-
- // In an attempt to avoid silent exceptions, unhandled rejections are
- // tracked and if they aren't handled in a certain amount of time an
- // error is logged.
- var REJECTION_TIMEOUT = 500;
-
- var HandlerManager = {
- handlers: [],
- running: false,
- unhandledRejections: [],
- pendingRejectionCheck: false,
-
- scheduleHandlers: function scheduleHandlers(promise) {
- if (promise._status === STATUS_PENDING) {
- return;
- }
-
- this.handlers = this.handlers.concat(promise._handlers);
- promise._handlers = [];
-
- if (this.running) {
- return;
- }
- this.running = true;
-
- setTimeout(this.runHandlers.bind(this), 0);
- },
-
- runHandlers: function runHandlers() {
- var RUN_TIMEOUT = 1; // ms
- var timeoutAt = Date.now() + RUN_TIMEOUT;
- while (this.handlers.length > 0) {
- var handler = this.handlers.shift();
-
- var nextStatus = handler.thisPromise._status;
- var nextValue = handler.thisPromise._value;
-
- try {
- if (nextStatus === STATUS_RESOLVED) {
- if (typeof handler.onResolve === 'function') {
- nextValue = handler.onResolve(nextValue);
- }
- } else if (typeof handler.onReject === 'function') {
- nextValue = handler.onReject(nextValue);
- nextStatus = STATUS_RESOLVED;
-
- if (handler.thisPromise._unhandledRejection) {
- this.removeUnhandeledRejection(handler.thisPromise);
- }
- }
- } catch (ex) {
- nextStatus = STATUS_REJECTED;
- nextValue = ex;
- }
-
- handler.nextPromise._updateStatus(nextStatus, nextValue);
- if (Date.now() >= timeoutAt) {
- break;
- }
- }
-
- if (this.handlers.length > 0) {
- setTimeout(this.runHandlers.bind(this), 0);
- return;
- }
-
- this.running = false;
- },
-
- addUnhandledRejection: function addUnhandledRejection(promise) {
- this.unhandledRejections.push({
- promise: promise,
- time: Date.now()
- });
- this.scheduleRejectionCheck();
- },
-
- removeUnhandeledRejection: function removeUnhandeledRejection(promise) {
- promise._unhandledRejection = false;
- for (var i = 0; i < this.unhandledRejections.length; i++) {
- if (this.unhandledRejections[i].promise === promise) {
- this.unhandledRejections.splice(i);
- i--;
- }
- }
- },
-
- scheduleRejectionCheck: function scheduleRejectionCheck() {
- if (this.pendingRejectionCheck) {
- return;
- }
- this.pendingRejectionCheck = true;
- setTimeout(function rejectionCheck() {
- this.pendingRejectionCheck = false;
- var now = Date.now();
- for (var i = 0; i < this.unhandledRejections.length; i++) {
- if (now - this.unhandledRejections[i].time > REJECTION_TIMEOUT) {
- var unhandled = this.unhandledRejections[i].promise._value;
- var msg = 'Unhandled rejection: ' + unhandled;
- if (unhandled.stack) {
- msg += '\n' + unhandled.stack;
- }
- warn(msg);
- this.unhandledRejections.splice(i);
- i--;
- }
- }
- if (this.unhandledRejections.length) {
- this.scheduleRejectionCheck();
- }
- }.bind(this), REJECTION_TIMEOUT);
- }
- };
-
- function Promise(resolver) {
- this._status = STATUS_PENDING;
- this._handlers = [];
- try {
- resolver.call(this, this._resolve.bind(this), this._reject.bind(this));
- } catch (e) {
- this._reject(e);
- }
- }
- /**
- * Builds a promise that is resolved when all the passed in promises are
- * resolved.
- * @param {array} array of data and/or promises to wait for.
- * @return {Promise} New dependant promise.
- */
- Promise.all = function Promise_all(promises) {
- var resolveAll, rejectAll;
- var deferred = new Promise(function (resolve, reject) {
- resolveAll = resolve;
- rejectAll = reject;
- });
- var unresolved = promises.length;
- var results = [];
- if (unresolved === 0) {
- resolveAll(results);
- return deferred;
- }
- function reject(reason) {
- if (deferred._status === STATUS_REJECTED) {
- return;
- }
- results = [];
- rejectAll(reason);
- }
- for (var i = 0, ii = promises.length; i < ii; ++i) {
- var promise = promises[i];
- var resolve = (function(i) {
- return function(value) {
- if (deferred._status === STATUS_REJECTED) {
- return;
- }
- results[i] = value;
- unresolved--;
- if (unresolved === 0) {
- resolveAll(results);
- }
- };
- })(i);
- if (Promise.isPromise(promise)) {
- promise.then(resolve, reject);
- } else {
- resolve(promise);
- }
- }
- return deferred;
- };
-
- /**
- * Checks if the value is likely a promise (has a 'then' function).
- * @return {boolean} true if value is thenable
- */
- Promise.isPromise = function Promise_isPromise(value) {
- return value && typeof value.then === 'function';
- };
-
- /**
- * Creates resolved promise
- * @param value resolve value
- * @returns {Promise}
- */
- Promise.resolve = function Promise_resolve(value) {
- return new Promise(function (resolve) { resolve(value); });
- };
-
- /**
- * Creates rejected promise
- * @param reason rejection value
- * @returns {Promise}
- */
- Promise.reject = function Promise_reject(reason) {
- return new Promise(function (resolve, reject) { reject(reason); });
- };
-
- Promise.prototype = {
- _status: null,
- _value: null,
- _handlers: null,
- _unhandledRejection: null,
-
- _updateStatus: function Promise__updateStatus(status, value) {
- if (this._status === STATUS_RESOLVED ||
- this._status === STATUS_REJECTED) {
- return;
- }
-
- if (status === STATUS_RESOLVED &&
- Promise.isPromise(value)) {
- value.then(this._updateStatus.bind(this, STATUS_RESOLVED),
- this._updateStatus.bind(this, STATUS_REJECTED));
- return;
- }
-
- this._status = status;
- this._value = value;
-
- if (status === STATUS_REJECTED && this._handlers.length === 0) {
- this._unhandledRejection = true;
- HandlerManager.addUnhandledRejection(this);
- }
-
- HandlerManager.scheduleHandlers(this);
- },
-
- _resolve: function Promise_resolve(value) {
- this._updateStatus(STATUS_RESOLVED, value);
- },
-
- _reject: function Promise_reject(reason) {
- this._updateStatus(STATUS_REJECTED, reason);
- },
-
- then: function Promise_then(onResolve, onReject) {
- var nextPromise = new Promise(function (resolve, reject) {
- this.resolve = resolve;
- this.reject = reject;
- });
- this._handlers.push({
- thisPromise: this,
- onResolve: onResolve,
- onReject: onReject,
- nextPromise: nextPromise
- });
- HandlerManager.scheduleHandlers(this);
- return nextPromise;
- },
-
- catch: function Promise_catch(onReject) {
- return this.then(undefined, onReject);
- }
- };
-
- globalScope.Promise = Promise;
-})();
-
-var StatTimer = (function StatTimerClosure() {
- function rpad(str, pad, length) {
- while (str.length < length) {
- str += pad;
- }
- return str;
- }
- function StatTimer() {
- this.started = {};
- this.times = [];
- this.enabled = true;
- }
- StatTimer.prototype = {
- time: function StatTimer_time(name) {
- if (!this.enabled) {
- return;
- }
- if (name in this.started) {
- warn('Timer is already running for ' + name);
- }
- this.started[name] = Date.now();
- },
- timeEnd: function StatTimer_timeEnd(name) {
- if (!this.enabled) {
- return;
- }
- if (!(name in this.started)) {
- warn('Timer has not been started for ' + name);
- }
- this.times.push({
- 'name': name,
- 'start': this.started[name],
- 'end': Date.now()
- });
- // Remove timer from started so it can be called again.
- delete this.started[name];
- },
- toString: function StatTimer_toString() {
- var i, ii;
- var times = this.times;
- var out = '';
- // Find the longest name for padding purposes.
- var longest = 0;
- for (i = 0, ii = times.length; i < ii; ++i) {
- var name = times[i]['name'];
- if (name.length > longest) {
- longest = name.length;
- }
- }
- for (i = 0, ii = times.length; i < ii; ++i) {
- var span = times[i];
- var duration = span.end - span.start;
- out += rpad(span['name'], ' ', longest) + ' ' + duration + 'ms\n';
- }
- return out;
- }
- };
- return StatTimer;
-})();
-
-PDFJS.createBlob = function createBlob(data, contentType) {
- if (typeof Blob !== 'undefined') {
- return new Blob([data], { type: contentType });
- }
- // Blob builder is deprecated in FF14 and removed in FF18.
- var bb = new MozBlobBuilder();
- bb.append(data);
- return bb.getBlob(contentType);
-};
-
-PDFJS.createObjectURL = (function createObjectURLClosure() {
- // Blob/createObjectURL is not available, falling back to data schema.
- var digits =
- 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
-
+var createObjectURL = function createObjectURLClosure() {
+ var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
return function createObjectURL(data, contentType) {
- if (!PDFJS.disableCreateObjectURL &&
- typeof URL !== 'undefined' && URL.createObjectURL) {
- var blob = PDFJS.createBlob(data, contentType);
- return URL.createObjectURL(blob);
+ var forceDataSchema = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
+
+ if (!forceDataSchema && _url_polyfill.URL.createObjectURL) {
+ var blob = new Blob([data], {
+ type: contentType
+ });
+ return _url_polyfill.URL.createObjectURL(blob);
}
var buffer = 'data:' + contentType + ';base64,';
+
for (var i = 0, ii = data.length; i < ii; i += 3) {
var b1 = data[i] & 0xFF;
var b2 = data[i + 1] & 0xFF;
var b3 = data[i + 2] & 0xFF;
- var d1 = b1 >> 2, d2 = ((b1 & 3) << 4) | (b2 >> 4);
- var d3 = i + 1 < ii ? ((b2 & 0xF) << 2) | (b3 >> 6) : 64;
- var d4 = i + 2 < ii ? (b3 & 0x3F) : 64;
+ var d1 = b1 >> 2,
+ d2 = (b1 & 3) << 4 | b2 >> 4;
+ var d3 = i + 1 < ii ? (b2 & 0xF) << 2 | b3 >> 6 : 64;
+ var d4 = i + 2 < ii ? b3 & 0x3F : 64;
buffer += digits[d1] + digits[d2] + digits[d3] + digits[d4];
}
+
return buffer;
};
-})();
+}();
-function MessageHandler(sourceName, targetName, comObj) {
- this.sourceName = sourceName;
- this.targetName = targetName;
- this.comObj = comObj;
- this.callbackIndex = 1;
- this.postMessageTransfers = true;
- var callbacksCapabilities = this.callbacksCapabilities = {};
- var ah = this.actionHandler = {};
+exports.createObjectURL = createObjectURL;
- this._onComObjOnMessage = function messageHandlerComObjOnMessage(event) {
- var data = event.data;
- if (data.targetName !== this.sourceName) {
+/***/ }),
+/* 2 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+var globalScope = __w_pdfjs_require__(3);
+
+if (!globalScope._pdfjsCompatibilityChecked) {
+ globalScope._pdfjsCompatibilityChecked = true;
+
+ var isNodeJS = __w_pdfjs_require__(4);
+
+ var hasDOM = (typeof window === "undefined" ? "undefined" : _typeof(window)) === 'object' && (typeof document === "undefined" ? "undefined" : _typeof(document)) === 'object';
+
+ (function checkNodeBtoa() {
+ if (globalScope.btoa || !isNodeJS()) {
return;
}
- if (data.isReply) {
- var callbackId = data.callbackId;
- if (data.callbackId in callbacksCapabilities) {
- var callback = callbacksCapabilities[callbackId];
- delete callbacksCapabilities[callbackId];
- if ('error' in data) {
- callback.reject(data.error);
- } else {
- callback.resolve(data.data);
- }
- } else {
- error('Cannot resolve callback ' + callbackId);
- }
- } else if (data.action in ah) {
- var action = ah[data.action];
- if (data.callbackId) {
- var sourceName = this.sourceName;
- var targetName = data.sourceName;
- Promise.resolve().then(function () {
- return action[0].call(action[1], data.data);
- }).then(function (result) {
- comObj.postMessage({
- sourceName: sourceName,
- targetName: targetName,
- isReply: true,
- callbackId: data.callbackId,
- data: result
- });
- }, function (reason) {
- if (reason instanceof Error) {
- // Serialize error to avoid "DataCloneError"
- reason = reason + '';
- }
- comObj.postMessage({
- sourceName: sourceName,
- targetName: targetName,
- isReply: true,
- callbackId: data.callbackId,
- error: reason
- });
- });
- } else {
- action[0].call(action[1], data.data);
- }
- } else {
- error('Unknown action from worker: ' + data.action);
+
+ globalScope.btoa = function (chars) {
+ return Buffer.from(chars, 'binary').toString('base64');
+ };
+ })();
+
+ (function checkNodeAtob() {
+ if (globalScope.atob || !isNodeJS()) {
+ return;
}
- }.bind(this);
- comObj.addEventListener('message', this._onComObjOnMessage);
+
+ globalScope.atob = function (input) {
+ return Buffer.from(input, 'base64').toString('binary');
+ };
+ })();
+
+ (function checkChildNodeRemove() {
+ if (!hasDOM) {
+ return;
+ }
+
+ if (typeof Element.prototype.remove !== 'undefined') {
+ return;
+ }
+
+ Element.prototype.remove = function () {
+ if (this.parentNode) {
+ this.parentNode.removeChild(this);
+ }
+ };
+ })();
+
+ (function checkDOMTokenListAddRemove() {
+ if (!hasDOM || isNodeJS()) {
+ return;
+ }
+
+ var div = document.createElement('div');
+ div.classList.add('testOne', 'testTwo');
+
+ if (div.classList.contains('testOne') === true && div.classList.contains('testTwo') === true) {
+ return;
+ }
+
+ var OriginalDOMTokenListAdd = DOMTokenList.prototype.add;
+ var OriginalDOMTokenListRemove = DOMTokenList.prototype.remove;
+
+ DOMTokenList.prototype.add = function () {
+ for (var _len = arguments.length, tokens = new Array(_len), _key = 0; _key < _len; _key++) {
+ tokens[_key] = arguments[_key];
+ }
+
+ for (var _i = 0; _i < tokens.length; _i++) {
+ var token = tokens[_i];
+ OriginalDOMTokenListAdd.call(this, token);
+ }
+ };
+
+ DOMTokenList.prototype.remove = function () {
+ for (var _len2 = arguments.length, tokens = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
+ tokens[_key2] = arguments[_key2];
+ }
+
+ for (var _i2 = 0; _i2 < tokens.length; _i2++) {
+ var token = tokens[_i2];
+ OriginalDOMTokenListRemove.call(this, token);
+ }
+ };
+ })();
+
+ (function checkDOMTokenListToggle() {
+ if (!hasDOM || isNodeJS()) {
+ return;
+ }
+
+ var div = document.createElement('div');
+
+ if (div.classList.toggle('test', 0) === false) {
+ return;
+ }
+
+ DOMTokenList.prototype.toggle = function (token) {
+ var force = arguments.length > 1 ? !!arguments[1] : !this.contains(token);
+ return this[force ? 'add' : 'remove'](token), force;
+ };
+ })();
+
+ (function checkStringStartsWith() {
+ if (String.prototype.startsWith) {
+ return;
+ }
+
+ __w_pdfjs_require__(5);
+ })();
+
+ (function checkStringEndsWith() {
+ if (String.prototype.endsWith) {
+ return;
+ }
+
+ __w_pdfjs_require__(35);
+ })();
+
+ (function checkStringIncludes() {
+ if (String.prototype.includes) {
+ return;
+ }
+
+ __w_pdfjs_require__(37);
+ })();
+
+ (function checkArrayIncludes() {
+ if (Array.prototype.includes) {
+ return;
+ }
+
+ __w_pdfjs_require__(39);
+ })();
+
+ (function checkArrayFrom() {
+ if (Array.from) {
+ return;
+ }
+
+ __w_pdfjs_require__(46);
+ })();
+
+ (function checkObjectAssign() {
+ if (Object.assign) {
+ return;
+ }
+
+ __w_pdfjs_require__(69);
+ })();
+
+ (function checkMathLog2() {
+ if (Math.log2) {
+ return;
+ }
+
+ Math.log2 = __w_pdfjs_require__(74);
+ })();
+
+ (function checkNumberIsNaN() {
+ if (Number.isNaN) {
+ return;
+ }
+
+ Number.isNaN = __w_pdfjs_require__(76);
+ })();
+
+ (function checkNumberIsInteger() {
+ if (Number.isInteger) {
+ return;
+ }
+
+ Number.isInteger = __w_pdfjs_require__(78);
+ })();
+
+ (function checkPromise() {
+ if (globalScope.Promise && globalScope.Promise.prototype && globalScope.Promise.prototype.finally) {
+ return;
+ }
+
+ globalScope.Promise = __w_pdfjs_require__(81);
+ })();
+
+ (function checkWeakMap() {
+ if (globalScope.WeakMap) {
+ return;
+ }
+
+ globalScope.WeakMap = __w_pdfjs_require__(101);
+ })();
+
+ (function checkWeakSet() {
+ if (globalScope.WeakSet) {
+ return;
+ }
+
+ globalScope.WeakSet = __w_pdfjs_require__(118);
+ })();
+
+ (function checkStringCodePointAt() {
+ if (String.codePointAt) {
+ return;
+ }
+
+ String.codePointAt = __w_pdfjs_require__(122);
+ })();
+
+ (function checkStringFromCodePoint() {
+ if (String.fromCodePoint) {
+ return;
+ }
+
+ String.fromCodePoint = __w_pdfjs_require__(124);
+ })();
+
+ (function checkSymbol() {
+ if (globalScope.Symbol) {
+ return;
+ }
+
+ __w_pdfjs_require__(126);
+ })();
+
+ (function checkStringPadStart() {
+ if (String.prototype.padStart) {
+ return;
+ }
+
+ __w_pdfjs_require__(133);
+ })();
+
+ (function checkStringPadEnd() {
+ if (String.prototype.padEnd) {
+ return;
+ }
+
+ __w_pdfjs_require__(137);
+ })();
+
+ (function checkObjectValues() {
+ if (Object.values) {
+ return;
+ }
+
+ Object.values = __w_pdfjs_require__(139);
+ })();
}
-MessageHandler.prototype = {
- on: function messageHandlerOn(actionName, handler, scope) {
- var ah = this.actionHandler;
- if (ah[actionName]) {
- error('There is already an actionName called "' + actionName + '"');
- }
- ah[actionName] = [handler, scope];
- },
- /**
- * Sends a message to the comObj to invoke the action with the supplied data.
- * @param {String} actionName Action to call.
- * @param {JSON} data JSON data to send.
- * @param {Array} [transfers] Optional list of transfers/ArrayBuffers
- */
- send: function messageHandlerSend(actionName, data, transfers) {
- var message = {
- sourceName: this.sourceName,
- targetName: this.targetName,
- action: actionName,
- data: data
- };
- this.postMessage(message, transfers);
- },
- /**
- * Sends a message to the comObj to invoke the action with the supplied data.
- * Expects that other side will callback with the response.
- * @param {String} actionName Action to call.
- * @param {JSON} data JSON data to send.
- * @param {Array} [transfers] Optional list of transfers/ArrayBuffers.
- * @returns {Promise} Promise to be resolved with response data.
- */
- sendWithPromise:
- function messageHandlerSendWithPromise(actionName, data, transfers) {
- var callbackId = this.callbackIndex++;
- var message = {
- sourceName: this.sourceName,
- targetName: this.targetName,
- action: actionName,
- data: data,
- callbackId: callbackId
- };
- var capability = createPromiseCapability();
- this.callbacksCapabilities[callbackId] = capability;
- try {
- this.postMessage(message, transfers);
- } catch (e) {
- capability.reject(e);
- }
- return capability.promise;
- },
- /**
- * Sends raw message to the comObj.
- * @private
- * @param message {Object} Raw message.
- * @param transfers List of transfers/ArrayBuffers, or undefined.
- */
- postMessage: function (message, transfers) {
- if (transfers && this.postMessageTransfers) {
- this.comObj.postMessage(message, transfers);
- } else {
- this.comObj.postMessage(message);
- }
- },
+/***/ }),
+/* 3 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
- destroy: function () {
- this.comObj.removeEventListener('message', this._onComObjOnMessage);
+"use strict";
+
+
+module.exports = typeof window !== 'undefined' && window.Math === Math ? window : typeof global !== 'undefined' && global.Math === Math ? global : typeof self !== 'undefined' && self.Math === Math ? self : {};
+
+/***/ }),
+/* 4 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+module.exports = function isNodeJS() {
+ return (typeof process === "undefined" ? "undefined" : _typeof(process)) === 'object' && process + '' === '[object process]' && !process.versions['nw'];
+};
+
+/***/ }),
+/* 5 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(6);
+
+module.exports = __w_pdfjs_require__(9).String.startsWith;
+
+/***/ }),
+/* 6 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+var toLength = __w_pdfjs_require__(25);
+
+var context = __w_pdfjs_require__(27);
+
+var STARTS_WITH = 'startsWith';
+var $startsWith = ''[STARTS_WITH];
+$export($export.P + $export.F * __w_pdfjs_require__(34)(STARTS_WITH), 'String', {
+ startsWith: function startsWith(searchString) {
+ var that = context(this, searchString, STARTS_WITH);
+ var index = toLength(Math.min(arguments.length > 1 ? arguments[1] : undefined, that.length));
+ var search = String(searchString);
+ return $startsWith ? $startsWith.call(that, search, index) : that.slice(index, index + search.length) === search;
+ }
+});
+
+/***/ }),
+/* 7 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var global = __w_pdfjs_require__(8);
+
+var core = __w_pdfjs_require__(9);
+
+var hide = __w_pdfjs_require__(10);
+
+var redefine = __w_pdfjs_require__(20);
+
+var ctx = __w_pdfjs_require__(23);
+
+var PROTOTYPE = 'prototype';
+
+var $export = function $export(type, name, source) {
+ var IS_FORCED = type & $export.F;
+ var IS_GLOBAL = type & $export.G;
+ var IS_STATIC = type & $export.S;
+ var IS_PROTO = type & $export.P;
+ var IS_BIND = type & $export.B;
+ var target = IS_GLOBAL ? global : IS_STATIC ? global[name] || (global[name] = {}) : (global[name] || {})[PROTOTYPE];
+ var exports = IS_GLOBAL ? core : core[name] || (core[name] = {});
+ var expProto = exports[PROTOTYPE] || (exports[PROTOTYPE] = {});
+ var key, own, out, exp;
+ if (IS_GLOBAL) source = name;
+
+ for (key in source) {
+ own = !IS_FORCED && target && target[key] !== undefined;
+ out = (own ? target : source)[key];
+ exp = IS_BIND && own ? ctx(out, global) : IS_PROTO && typeof out == 'function' ? ctx(Function.call, out) : out;
+ if (target) redefine(target, key, out, type & $export.U);
+ if (exports[key] != out) hide(exports, key, exp);
+ if (IS_PROTO && expProto[key] != out) expProto[key] = out;
}
};
-function loadJpegStream(id, imageUrl, objs) {
- var img = new Image();
- img.onload = (function loadJpegStream_onloadClosure() {
- objs.resolve(id, img);
+global.core = core;
+$export.F = 1;
+$export.G = 2;
+$export.S = 4;
+$export.P = 8;
+$export.B = 16;
+$export.W = 32;
+$export.U = 64;
+$export.R = 128;
+module.exports = $export;
+
+/***/ }),
+/* 8 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var global = module.exports = typeof window != 'undefined' && window.Math == Math ? window : typeof self != 'undefined' && self.Math == Math ? self : Function('return this')();
+if (typeof __g == 'number') __g = global;
+
+/***/ }),
+/* 9 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var core = module.exports = {
+ version: '2.6.2'
+};
+if (typeof __e == 'number') __e = core;
+
+/***/ }),
+/* 10 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var dP = __w_pdfjs_require__(11);
+
+var createDesc = __w_pdfjs_require__(19);
+
+module.exports = __w_pdfjs_require__(15) ? function (object, key, value) {
+ return dP.f(object, key, createDesc(1, value));
+} : function (object, key, value) {
+ object[key] = value;
+ return object;
+};
+
+/***/ }),
+/* 11 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var anObject = __w_pdfjs_require__(12);
+
+var IE8_DOM_DEFINE = __w_pdfjs_require__(14);
+
+var toPrimitive = __w_pdfjs_require__(18);
+
+var dP = Object.defineProperty;
+exports.f = __w_pdfjs_require__(15) ? Object.defineProperty : function defineProperty(O, P, Attributes) {
+ anObject(O);
+ P = toPrimitive(P, true);
+ anObject(Attributes);
+ if (IE8_DOM_DEFINE) try {
+ return dP(O, P, Attributes);
+ } catch (e) {}
+ if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported!');
+ if ('value' in Attributes) O[P] = Attributes.value;
+ return O;
+};
+
+/***/ }),
+/* 12 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var isObject = __w_pdfjs_require__(13);
+
+module.exports = function (it) {
+ if (!isObject(it)) throw TypeError(it + ' is not an object!');
+ return it;
+};
+
+/***/ }),
+/* 13 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+module.exports = function (it) {
+ return _typeof(it) === 'object' ? it !== null : typeof it === 'function';
+};
+
+/***/ }),
+/* 14 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = !__w_pdfjs_require__(15) && !__w_pdfjs_require__(16)(function () {
+ return Object.defineProperty(__w_pdfjs_require__(17)('div'), 'a', {
+ get: function get() {
+ return 7;
+ }
+ }).a != 7;
+});
+
+/***/ }),
+/* 15 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = !__w_pdfjs_require__(16)(function () {
+ return Object.defineProperty({}, 'a', {
+ get: function get() {
+ return 7;
+ }
+ }).a != 7;
+});
+
+/***/ }),
+/* 16 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = function (exec) {
+ try {
+ return !!exec();
+ } catch (e) {
+ return true;
+ }
+};
+
+/***/ }),
+/* 17 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var isObject = __w_pdfjs_require__(13);
+
+var document = __w_pdfjs_require__(8).document;
+
+var is = isObject(document) && isObject(document.createElement);
+
+module.exports = function (it) {
+ return is ? document.createElement(it) : {};
+};
+
+/***/ }),
+/* 18 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var isObject = __w_pdfjs_require__(13);
+
+module.exports = function (it, S) {
+ if (!isObject(it)) return it;
+ var fn, val;
+ if (S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val;
+ if (typeof (fn = it.valueOf) == 'function' && !isObject(val = fn.call(it))) return val;
+ if (!S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val;
+ throw TypeError("Can't convert object to primitive value");
+};
+
+/***/ }),
+/* 19 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = function (bitmap, value) {
+ return {
+ enumerable: !(bitmap & 1),
+ configurable: !(bitmap & 2),
+ writable: !(bitmap & 4),
+ value: value
+ };
+};
+
+/***/ }),
+/* 20 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var global = __w_pdfjs_require__(8);
+
+var hide = __w_pdfjs_require__(10);
+
+var has = __w_pdfjs_require__(21);
+
+var SRC = __w_pdfjs_require__(22)('src');
+
+var TO_STRING = 'toString';
+var $toString = Function[TO_STRING];
+var TPL = ('' + $toString).split(TO_STRING);
+
+__w_pdfjs_require__(9).inspectSource = function (it) {
+ return $toString.call(it);
+};
+
+(module.exports = function (O, key, val, safe) {
+ var isFunction = typeof val == 'function';
+ if (isFunction) has(val, 'name') || hide(val, 'name', key);
+ if (O[key] === val) return;
+ if (isFunction) has(val, SRC) || hide(val, SRC, O[key] ? '' + O[key] : TPL.join(String(key)));
+
+ if (O === global) {
+ O[key] = val;
+ } else if (!safe) {
+ delete O[key];
+ hide(O, key, val);
+ } else if (O[key]) {
+ O[key] = val;
+ } else {
+ hide(O, key, val);
+ }
+})(Function.prototype, TO_STRING, function toString() {
+ return typeof this == 'function' && this[SRC] || $toString.call(this);
+});
+
+/***/ }),
+/* 21 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var hasOwnProperty = {}.hasOwnProperty;
+
+module.exports = function (it, key) {
+ return hasOwnProperty.call(it, key);
+};
+
+/***/ }),
+/* 22 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var id = 0;
+var px = Math.random();
+
+module.exports = function (key) {
+ return 'Symbol('.concat(key === undefined ? '' : key, ')_', (++id + px).toString(36));
+};
+
+/***/ }),
+/* 23 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var aFunction = __w_pdfjs_require__(24);
+
+module.exports = function (fn, that, length) {
+ aFunction(fn);
+ if (that === undefined) return fn;
+
+ switch (length) {
+ case 1:
+ return function (a) {
+ return fn.call(that, a);
+ };
+
+ case 2:
+ return function (a, b) {
+ return fn.call(that, a, b);
+ };
+
+ case 3:
+ return function (a, b, c) {
+ return fn.call(that, a, b, c);
+ };
+ }
+
+ return function () {
+ return fn.apply(that, arguments);
+ };
+};
+
+/***/ }),
+/* 24 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = function (it) {
+ if (typeof it != 'function') throw TypeError(it + ' is not a function!');
+ return it;
+};
+
+/***/ }),
+/* 25 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var toInteger = __w_pdfjs_require__(26);
+
+var min = Math.min;
+
+module.exports = function (it) {
+ return it > 0 ? min(toInteger(it), 0x1fffffffffffff) : 0;
+};
+
+/***/ }),
+/* 26 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var ceil = Math.ceil;
+var floor = Math.floor;
+
+module.exports = function (it) {
+ return isNaN(it = +it) ? 0 : (it > 0 ? floor : ceil)(it);
+};
+
+/***/ }),
+/* 27 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var isRegExp = __w_pdfjs_require__(28);
+
+var defined = __w_pdfjs_require__(33);
+
+module.exports = function (that, searchString, NAME) {
+ if (isRegExp(searchString)) throw TypeError('String#' + NAME + " doesn't accept regex!");
+ return String(defined(that));
+};
+
+/***/ }),
+/* 28 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var isObject = __w_pdfjs_require__(13);
+
+var cof = __w_pdfjs_require__(29);
+
+var MATCH = __w_pdfjs_require__(30)('match');
+
+module.exports = function (it) {
+ var isRegExp;
+ return isObject(it) && ((isRegExp = it[MATCH]) !== undefined ? !!isRegExp : cof(it) == 'RegExp');
+};
+
+/***/ }),
+/* 29 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var toString = {}.toString;
+
+module.exports = function (it) {
+ return toString.call(it).slice(8, -1);
+};
+
+/***/ }),
+/* 30 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var store = __w_pdfjs_require__(31)('wks');
+
+var uid = __w_pdfjs_require__(22);
+
+var _Symbol = __w_pdfjs_require__(8).Symbol;
+
+var USE_SYMBOL = typeof _Symbol == 'function';
+
+var $exports = module.exports = function (name) {
+ return store[name] || (store[name] = USE_SYMBOL && _Symbol[name] || (USE_SYMBOL ? _Symbol : uid)('Symbol.' + name));
+};
+
+$exports.store = store;
+
+/***/ }),
+/* 31 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var core = __w_pdfjs_require__(9);
+
+var global = __w_pdfjs_require__(8);
+
+var SHARED = '__core-js_shared__';
+var store = global[SHARED] || (global[SHARED] = {});
+(module.exports = function (key, value) {
+ return store[key] || (store[key] = value !== undefined ? value : {});
+})('versions', []).push({
+ version: core.version,
+ mode: __w_pdfjs_require__(32) ? 'pure' : 'global',
+ copyright: '© 2019 Denis Pushkarev (zloirock.ru)'
+});
+
+/***/ }),
+/* 32 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = false;
+
+/***/ }),
+/* 33 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = function (it) {
+ if (it == undefined) throw TypeError("Can't call method on " + it);
+ return it;
+};
+
+/***/ }),
+/* 34 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var MATCH = __w_pdfjs_require__(30)('match');
+
+module.exports = function (KEY) {
+ var re = /./;
+
+ try {
+ '/./'[KEY](re);
+ } catch (e) {
+ try {
+ re[MATCH] = false;
+ return !'/./'[KEY](re);
+ } catch (f) {}
+ }
+
+ return true;
+};
+
+/***/ }),
+/* 35 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(36);
+
+module.exports = __w_pdfjs_require__(9).String.endsWith;
+
+/***/ }),
+/* 36 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+var toLength = __w_pdfjs_require__(25);
+
+var context = __w_pdfjs_require__(27);
+
+var ENDS_WITH = 'endsWith';
+var $endsWith = ''[ENDS_WITH];
+$export($export.P + $export.F * __w_pdfjs_require__(34)(ENDS_WITH), 'String', {
+ endsWith: function endsWith(searchString) {
+ var that = context(this, searchString, ENDS_WITH);
+ var endPosition = arguments.length > 1 ? arguments[1] : undefined;
+ var len = toLength(that.length);
+ var end = endPosition === undefined ? len : Math.min(toLength(endPosition), len);
+ var search = String(searchString);
+ return $endsWith ? $endsWith.call(that, search, end) : that.slice(end - search.length, end) === search;
+ }
+});
+
+/***/ }),
+/* 37 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(38);
+
+module.exports = __w_pdfjs_require__(9).String.includes;
+
+/***/ }),
+/* 38 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+var context = __w_pdfjs_require__(27);
+
+var INCLUDES = 'includes';
+$export($export.P + $export.F * __w_pdfjs_require__(34)(INCLUDES), 'String', {
+ includes: function includes(searchString) {
+ return !!~context(this, searchString, INCLUDES).indexOf(searchString, arguments.length > 1 ? arguments[1] : undefined);
+ }
+});
+
+/***/ }),
+/* 39 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(40);
+
+module.exports = __w_pdfjs_require__(9).Array.includes;
+
+/***/ }),
+/* 40 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+var $includes = __w_pdfjs_require__(41)(true);
+
+$export($export.P, 'Array', {
+ includes: function includes(el) {
+ return $includes(this, el, arguments.length > 1 ? arguments[1] : undefined);
+ }
+});
+
+__w_pdfjs_require__(45)('includes');
+
+/***/ }),
+/* 41 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var toIObject = __w_pdfjs_require__(42);
+
+var toLength = __w_pdfjs_require__(25);
+
+var toAbsoluteIndex = __w_pdfjs_require__(44);
+
+module.exports = function (IS_INCLUDES) {
+ return function ($this, el, fromIndex) {
+ var O = toIObject($this);
+ var length = toLength(O.length);
+ var index = toAbsoluteIndex(fromIndex, length);
+ var value;
+ if (IS_INCLUDES && el != el) while (length > index) {
+ value = O[index++];
+ if (value != value) return true;
+ } else for (; length > index; index++) {
+ if (IS_INCLUDES || index in O) {
+ if (O[index] === el) return IS_INCLUDES || index || 0;
+ }
+ }
+ return !IS_INCLUDES && -1;
+ };
+};
+
+/***/ }),
+/* 42 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var IObject = __w_pdfjs_require__(43);
+
+var defined = __w_pdfjs_require__(33);
+
+module.exports = function (it) {
+ return IObject(defined(it));
+};
+
+/***/ }),
+/* 43 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var cof = __w_pdfjs_require__(29);
+
+module.exports = Object('z').propertyIsEnumerable(0) ? Object : function (it) {
+ return cof(it) == 'String' ? it.split('') : Object(it);
+};
+
+/***/ }),
+/* 44 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var toInteger = __w_pdfjs_require__(26);
+
+var max = Math.max;
+var min = Math.min;
+
+module.exports = function (index, length) {
+ index = toInteger(index);
+ return index < 0 ? max(index + length, 0) : min(index, length);
+};
+
+/***/ }),
+/* 45 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var UNSCOPABLES = __w_pdfjs_require__(30)('unscopables');
+
+var ArrayProto = Array.prototype;
+if (ArrayProto[UNSCOPABLES] == undefined) __w_pdfjs_require__(10)(ArrayProto, UNSCOPABLES, {});
+
+module.exports = function (key) {
+ ArrayProto[UNSCOPABLES][key] = true;
+};
+
+/***/ }),
+/* 46 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(47);
+
+__w_pdfjs_require__(62);
+
+module.exports = __w_pdfjs_require__(9).Array.from;
+
+/***/ }),
+/* 47 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $at = __w_pdfjs_require__(48)(true);
+
+__w_pdfjs_require__(49)(String, 'String', function (iterated) {
+ this._t = String(iterated);
+ this._i = 0;
+}, function () {
+ var O = this._t;
+ var index = this._i;
+ var point;
+ if (index >= O.length) return {
+ value: undefined,
+ done: true
+ };
+ point = $at(O, index);
+ this._i += point.length;
+ return {
+ value: point,
+ done: false
+ };
+});
+
+/***/ }),
+/* 48 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var toInteger = __w_pdfjs_require__(26);
+
+var defined = __w_pdfjs_require__(33);
+
+module.exports = function (TO_STRING) {
+ return function (that, pos) {
+ var s = String(defined(that));
+ var i = toInteger(pos);
+ var l = s.length;
+ var a, b;
+ if (i < 0 || i >= l) return TO_STRING ? '' : undefined;
+ a = s.charCodeAt(i);
+ return a < 0xd800 || a > 0xdbff || i + 1 === l || (b = s.charCodeAt(i + 1)) < 0xdc00 || b > 0xdfff ? TO_STRING ? s.charAt(i) : a : TO_STRING ? s.slice(i, i + 2) : (a - 0xd800 << 10) + (b - 0xdc00) + 0x10000;
+ };
+};
+
+/***/ }),
+/* 49 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var LIBRARY = __w_pdfjs_require__(32);
+
+var $export = __w_pdfjs_require__(7);
+
+var redefine = __w_pdfjs_require__(20);
+
+var hide = __w_pdfjs_require__(10);
+
+var Iterators = __w_pdfjs_require__(50);
+
+var $iterCreate = __w_pdfjs_require__(51);
+
+var setToStringTag = __w_pdfjs_require__(59);
+
+var getPrototypeOf = __w_pdfjs_require__(60);
+
+var ITERATOR = __w_pdfjs_require__(30)('iterator');
+
+var BUGGY = !([].keys && 'next' in [].keys());
+var FF_ITERATOR = '@@iterator';
+var KEYS = 'keys';
+var VALUES = 'values';
+
+var returnThis = function returnThis() {
+ return this;
+};
+
+module.exports = function (Base, NAME, Constructor, next, DEFAULT, IS_SET, FORCED) {
+ $iterCreate(Constructor, NAME, next);
+
+ var getMethod = function getMethod(kind) {
+ if (!BUGGY && kind in proto) return proto[kind];
+
+ switch (kind) {
+ case KEYS:
+ return function keys() {
+ return new Constructor(this, kind);
+ };
+
+ case VALUES:
+ return function values() {
+ return new Constructor(this, kind);
+ };
+ }
+
+ return function entries() {
+ return new Constructor(this, kind);
+ };
+ };
+
+ var TAG = NAME + ' Iterator';
+ var DEF_VALUES = DEFAULT == VALUES;
+ var VALUES_BUG = false;
+ var proto = Base.prototype;
+ var $native = proto[ITERATOR] || proto[FF_ITERATOR] || DEFAULT && proto[DEFAULT];
+ var $default = $native || getMethod(DEFAULT);
+ var $entries = DEFAULT ? !DEF_VALUES ? $default : getMethod('entries') : undefined;
+ var $anyNative = NAME == 'Array' ? proto.entries || $native : $native;
+ var methods, key, IteratorPrototype;
+
+ if ($anyNative) {
+ IteratorPrototype = getPrototypeOf($anyNative.call(new Base()));
+
+ if (IteratorPrototype !== Object.prototype && IteratorPrototype.next) {
+ setToStringTag(IteratorPrototype, TAG, true);
+ if (!LIBRARY && typeof IteratorPrototype[ITERATOR] != 'function') hide(IteratorPrototype, ITERATOR, returnThis);
+ }
+ }
+
+ if (DEF_VALUES && $native && $native.name !== VALUES) {
+ VALUES_BUG = true;
+
+ $default = function values() {
+ return $native.call(this);
+ };
+ }
+
+ if ((!LIBRARY || FORCED) && (BUGGY || VALUES_BUG || !proto[ITERATOR])) {
+ hide(proto, ITERATOR, $default);
+ }
+
+ Iterators[NAME] = $default;
+ Iterators[TAG] = returnThis;
+
+ if (DEFAULT) {
+ methods = {
+ values: DEF_VALUES ? $default : getMethod(VALUES),
+ keys: IS_SET ? $default : getMethod(KEYS),
+ entries: $entries
+ };
+ if (FORCED) for (key in methods) {
+ if (!(key in proto)) redefine(proto, key, methods[key]);
+ } else $export($export.P + $export.F * (BUGGY || VALUES_BUG), NAME, methods);
+ }
+
+ return methods;
+};
+
+/***/ }),
+/* 50 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = {};
+
+/***/ }),
+/* 51 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var create = __w_pdfjs_require__(52);
+
+var descriptor = __w_pdfjs_require__(19);
+
+var setToStringTag = __w_pdfjs_require__(59);
+
+var IteratorPrototype = {};
+
+__w_pdfjs_require__(10)(IteratorPrototype, __w_pdfjs_require__(30)('iterator'), function () {
+ return this;
+});
+
+module.exports = function (Constructor, NAME, next) {
+ Constructor.prototype = create(IteratorPrototype, {
+ next: descriptor(1, next)
});
- img.onerror = (function loadJpegStream_onerrorClosure() {
- objs.resolve(id, null);
- warn('Error during JPEG image loading');
+ setToStringTag(Constructor, NAME + ' Iterator');
+};
+
+/***/ }),
+/* 52 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var anObject = __w_pdfjs_require__(12);
+
+var dPs = __w_pdfjs_require__(53);
+
+var enumBugKeys = __w_pdfjs_require__(57);
+
+var IE_PROTO = __w_pdfjs_require__(56)('IE_PROTO');
+
+var Empty = function Empty() {};
+
+var PROTOTYPE = 'prototype';
+
+var _createDict = function createDict() {
+ var iframe = __w_pdfjs_require__(17)('iframe');
+
+ var i = enumBugKeys.length;
+ var lt = '<';
+ var gt = '>';
+ var iframeDocument;
+ iframe.style.display = 'none';
+
+ __w_pdfjs_require__(58).appendChild(iframe);
+
+ iframe.src = 'javascript:';
+ iframeDocument = iframe.contentWindow.document;
+ iframeDocument.open();
+ iframeDocument.write(lt + 'script' + gt + 'document.F=Object' + lt + '/script' + gt);
+ iframeDocument.close();
+ _createDict = iframeDocument.F;
+
+ while (i--) {
+ delete _createDict[PROTOTYPE][enumBugKeys[i]];
+ }
+
+ return _createDict();
+};
+
+module.exports = Object.create || function create(O, Properties) {
+ var result;
+
+ if (O !== null) {
+ Empty[PROTOTYPE] = anObject(O);
+ result = new Empty();
+ Empty[PROTOTYPE] = null;
+ result[IE_PROTO] = O;
+ } else result = _createDict();
+
+ return Properties === undefined ? result : dPs(result, Properties);
+};
+
+/***/ }),
+/* 53 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var dP = __w_pdfjs_require__(11);
+
+var anObject = __w_pdfjs_require__(12);
+
+var getKeys = __w_pdfjs_require__(54);
+
+module.exports = __w_pdfjs_require__(15) ? Object.defineProperties : function defineProperties(O, Properties) {
+ anObject(O);
+ var keys = getKeys(Properties);
+ var length = keys.length;
+ var i = 0;
+ var P;
+
+ while (length > i) {
+ dP.f(O, P = keys[i++], Properties[P]);
+ }
+
+ return O;
+};
+
+/***/ }),
+/* 54 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $keys = __w_pdfjs_require__(55);
+
+var enumBugKeys = __w_pdfjs_require__(57);
+
+module.exports = Object.keys || function keys(O) {
+ return $keys(O, enumBugKeys);
+};
+
+/***/ }),
+/* 55 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var has = __w_pdfjs_require__(21);
+
+var toIObject = __w_pdfjs_require__(42);
+
+var arrayIndexOf = __w_pdfjs_require__(41)(false);
+
+var IE_PROTO = __w_pdfjs_require__(56)('IE_PROTO');
+
+module.exports = function (object, names) {
+ var O = toIObject(object);
+ var i = 0;
+ var result = [];
+ var key;
+
+ for (key in O) {
+ if (key != IE_PROTO) has(O, key) && result.push(key);
+ }
+
+ while (names.length > i) {
+ if (has(O, key = names[i++])) {
+ ~arrayIndexOf(result, key) || result.push(key);
+ }
+ }
+
+ return result;
+};
+
+/***/ }),
+/* 56 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var shared = __w_pdfjs_require__(31)('keys');
+
+var uid = __w_pdfjs_require__(22);
+
+module.exports = function (key) {
+ return shared[key] || (shared[key] = uid(key));
+};
+
+/***/ }),
+/* 57 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = 'constructor,hasOwnProperty,isPrototypeOf,propertyIsEnumerable,toLocaleString,toString,valueOf'.split(',');
+
+/***/ }),
+/* 58 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var document = __w_pdfjs_require__(8).document;
+
+module.exports = document && document.documentElement;
+
+/***/ }),
+/* 59 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var def = __w_pdfjs_require__(11).f;
+
+var has = __w_pdfjs_require__(21);
+
+var TAG = __w_pdfjs_require__(30)('toStringTag');
+
+module.exports = function (it, tag, stat) {
+ if (it && !has(it = stat ? it : it.prototype, TAG)) def(it, TAG, {
+ configurable: true,
+ value: tag
});
- img.src = imageUrl;
+};
+
+/***/ }),
+/* 60 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var has = __w_pdfjs_require__(21);
+
+var toObject = __w_pdfjs_require__(61);
+
+var IE_PROTO = __w_pdfjs_require__(56)('IE_PROTO');
+
+var ObjectProto = Object.prototype;
+
+module.exports = Object.getPrototypeOf || function (O) {
+ O = toObject(O);
+ if (has(O, IE_PROTO)) return O[IE_PROTO];
+
+ if (typeof O.constructor == 'function' && O instanceof O.constructor) {
+ return O.constructor.prototype;
+ }
+
+ return O instanceof Object ? ObjectProto : null;
+};
+
+/***/ }),
+/* 61 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var defined = __w_pdfjs_require__(33);
+
+module.exports = function (it) {
+ return Object(defined(it));
+};
+
+/***/ }),
+/* 62 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var ctx = __w_pdfjs_require__(23);
+
+var $export = __w_pdfjs_require__(7);
+
+var toObject = __w_pdfjs_require__(61);
+
+var call = __w_pdfjs_require__(63);
+
+var isArrayIter = __w_pdfjs_require__(64);
+
+var toLength = __w_pdfjs_require__(25);
+
+var createProperty = __w_pdfjs_require__(65);
+
+var getIterFn = __w_pdfjs_require__(66);
+
+$export($export.S + $export.F * !__w_pdfjs_require__(68)(function (iter) {
+ Array.from(iter);
+}), 'Array', {
+ from: function from(arrayLike) {
+ var O = toObject(arrayLike);
+ var C = typeof this == 'function' ? this : Array;
+ var aLen = arguments.length;
+ var mapfn = aLen > 1 ? arguments[1] : undefined;
+ var mapping = mapfn !== undefined;
+ var index = 0;
+ var iterFn = getIterFn(O);
+ var length, result, step, iterator;
+ if (mapping) mapfn = ctx(mapfn, aLen > 2 ? arguments[2] : undefined, 2);
+
+ if (iterFn != undefined && !(C == Array && isArrayIter(iterFn))) {
+ for (iterator = iterFn.call(O), result = new C(); !(step = iterator.next()).done; index++) {
+ createProperty(result, index, mapping ? call(iterator, mapfn, [step.value, index], true) : step.value);
+ }
+ } else {
+ length = toLength(O.length);
+
+ for (result = new C(length); length > index; index++) {
+ createProperty(result, index, mapping ? mapfn(O[index], index) : O[index]);
+ }
+ }
+
+ result.length = index;
+ return result;
+ }
+});
+
+/***/ }),
+/* 63 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var anObject = __w_pdfjs_require__(12);
+
+module.exports = function (iterator, fn, value, entries) {
+ try {
+ return entries ? fn(anObject(value)[0], value[1]) : fn(value);
+ } catch (e) {
+ var ret = iterator['return'];
+ if (ret !== undefined) anObject(ret.call(iterator));
+ throw e;
+ }
+};
+
+/***/ }),
+/* 64 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var Iterators = __w_pdfjs_require__(50);
+
+var ITERATOR = __w_pdfjs_require__(30)('iterator');
+
+var ArrayProto = Array.prototype;
+
+module.exports = function (it) {
+ return it !== undefined && (Iterators.Array === it || ArrayProto[ITERATOR] === it);
+};
+
+/***/ }),
+/* 65 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $defineProperty = __w_pdfjs_require__(11);
+
+var createDesc = __w_pdfjs_require__(19);
+
+module.exports = function (object, index, value) {
+ if (index in object) $defineProperty.f(object, index, createDesc(0, value));else object[index] = value;
+};
+
+/***/ }),
+/* 66 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var classof = __w_pdfjs_require__(67);
+
+var ITERATOR = __w_pdfjs_require__(30)('iterator');
+
+var Iterators = __w_pdfjs_require__(50);
+
+module.exports = __w_pdfjs_require__(9).getIteratorMethod = function (it) {
+ if (it != undefined) return it[ITERATOR] || it['@@iterator'] || Iterators[classof(it)];
+};
+
+/***/ }),
+/* 67 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var cof = __w_pdfjs_require__(29);
+
+var TAG = __w_pdfjs_require__(30)('toStringTag');
+
+var ARG = cof(function () {
+ return arguments;
+}()) == 'Arguments';
+
+var tryGet = function tryGet(it, key) {
+ try {
+ return it[key];
+ } catch (e) {}
+};
+
+module.exports = function (it) {
+ var O, T, B;
+ return it === undefined ? 'Undefined' : it === null ? 'Null' : typeof (T = tryGet(O = Object(it), TAG)) == 'string' ? T : ARG ? cof(O) : (B = cof(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : B;
+};
+
+/***/ }),
+/* 68 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var ITERATOR = __w_pdfjs_require__(30)('iterator');
+
+var SAFE_CLOSING = false;
+
+try {
+ var riter = [7][ITERATOR]();
+
+ riter['return'] = function () {
+ SAFE_CLOSING = true;
+ };
+
+ Array.from(riter, function () {
+ throw 2;
+ });
+} catch (e) {}
+
+module.exports = function (exec, skipClosing) {
+ if (!skipClosing && !SAFE_CLOSING) return false;
+ var safe = false;
+
+ try {
+ var arr = [7];
+ var iter = arr[ITERATOR]();
+
+ iter.next = function () {
+ return {
+ done: safe = true
+ };
+ };
+
+ arr[ITERATOR] = function () {
+ return iter;
+ };
+
+ exec(arr);
+ } catch (e) {}
+
+ return safe;
+};
+
+/***/ }),
+/* 69 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(70);
+
+module.exports = __w_pdfjs_require__(9).Object.assign;
+
+/***/ }),
+/* 70 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+$export($export.S + $export.F, 'Object', {
+ assign: __w_pdfjs_require__(71)
+});
+
+/***/ }),
+/* 71 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var getKeys = __w_pdfjs_require__(54);
+
+var gOPS = __w_pdfjs_require__(72);
+
+var pIE = __w_pdfjs_require__(73);
+
+var toObject = __w_pdfjs_require__(61);
+
+var IObject = __w_pdfjs_require__(43);
+
+var $assign = Object.assign;
+module.exports = !$assign || __w_pdfjs_require__(16)(function () {
+ var A = {};
+ var B = {};
+ var S = Symbol();
+ var K = 'abcdefghijklmnopqrst';
+ A[S] = 7;
+ K.split('').forEach(function (k) {
+ B[k] = k;
+ });
+ return $assign({}, A)[S] != 7 || Object.keys($assign({}, B)).join('') != K;
+}) ? function assign(target, source) {
+ var T = toObject(target);
+ var aLen = arguments.length;
+ var index = 1;
+ var getSymbols = gOPS.f;
+ var isEnum = pIE.f;
+
+ while (aLen > index) {
+ var S = IObject(arguments[index++]);
+ var keys = getSymbols ? getKeys(S).concat(getSymbols(S)) : getKeys(S);
+ var length = keys.length;
+ var j = 0;
+ var key;
+
+ while (length > j) {
+ if (isEnum.call(S, key = keys[j++])) T[key] = S[key];
+ }
+ }
+
+ return T;
+} : $assign;
+
+/***/ }),
+/* 72 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+exports.f = Object.getOwnPropertySymbols;
+
+/***/ }),
+/* 73 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+exports.f = {}.propertyIsEnumerable;
+
+/***/ }),
+/* 74 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(75);
+
+module.exports = __w_pdfjs_require__(9).Math.log2;
+
+/***/ }),
+/* 75 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+$export($export.S, 'Math', {
+ log2: function log2(x) {
+ return Math.log(x) / Math.LN2;
+ }
+});
+
+/***/ }),
+/* 76 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(77);
+
+module.exports = __w_pdfjs_require__(9).Number.isNaN;
+
+/***/ }),
+/* 77 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+$export($export.S, 'Number', {
+ isNaN: function isNaN(number) {
+ return number != number;
+ }
+});
+
+/***/ }),
+/* 78 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(79);
+
+module.exports = __w_pdfjs_require__(9).Number.isInteger;
+
+/***/ }),
+/* 79 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+$export($export.S, 'Number', {
+ isInteger: __w_pdfjs_require__(80)
+});
+
+/***/ }),
+/* 80 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var isObject = __w_pdfjs_require__(13);
+
+var floor = Math.floor;
+
+module.exports = function isInteger(it) {
+ return !isObject(it) && isFinite(it) && floor(it) === it;
+};
+
+/***/ }),
+/* 81 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(82);
+
+__w_pdfjs_require__(47);
+
+__w_pdfjs_require__(83);
+
+__w_pdfjs_require__(86);
+
+__w_pdfjs_require__(99);
+
+__w_pdfjs_require__(100);
+
+module.exports = __w_pdfjs_require__(9).Promise;
+
+/***/ }),
+/* 82 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var classof = __w_pdfjs_require__(67);
+
+var test = {};
+test[__w_pdfjs_require__(30)('toStringTag')] = 'z';
+
+if (test + '' != '[object z]') {
+ __w_pdfjs_require__(20)(Object.prototype, 'toString', function toString() {
+ return '[object ' + classof(this) + ']';
+ }, true);
}
- // Polyfill from https://github.com/Polymer/URL
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-(function checkURLConstructor(scope) {
- /* jshint ignore:start */
+/***/ }),
+/* 83 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
- // feature detect for URL constructor
- var hasWorkingUrl = false;
+"use strict";
+
+
+var $iterators = __w_pdfjs_require__(84);
+
+var getKeys = __w_pdfjs_require__(54);
+
+var redefine = __w_pdfjs_require__(20);
+
+var global = __w_pdfjs_require__(8);
+
+var hide = __w_pdfjs_require__(10);
+
+var Iterators = __w_pdfjs_require__(50);
+
+var wks = __w_pdfjs_require__(30);
+
+var ITERATOR = wks('iterator');
+var TO_STRING_TAG = wks('toStringTag');
+var ArrayValues = Iterators.Array;
+var DOMIterables = {
+ CSSRuleList: true,
+ CSSStyleDeclaration: false,
+ CSSValueList: false,
+ ClientRectList: false,
+ DOMRectList: false,
+ DOMStringList: false,
+ DOMTokenList: true,
+ DataTransferItemList: false,
+ FileList: false,
+ HTMLAllCollection: false,
+ HTMLCollection: false,
+ HTMLFormElement: false,
+ HTMLSelectElement: false,
+ MediaList: true,
+ MimeTypeArray: false,
+ NamedNodeMap: false,
+ NodeList: true,
+ PaintRequestList: false,
+ Plugin: false,
+ PluginArray: false,
+ SVGLengthList: false,
+ SVGNumberList: false,
+ SVGPathSegList: false,
+ SVGPointList: false,
+ SVGStringList: false,
+ SVGTransformList: false,
+ SourceBufferList: false,
+ StyleSheetList: true,
+ TextTrackCueList: false,
+ TextTrackList: false,
+ TouchList: false
+};
+
+for (var collections = getKeys(DOMIterables), i = 0; i < collections.length; i++) {
+ var NAME = collections[i];
+ var explicit = DOMIterables[NAME];
+ var Collection = global[NAME];
+ var proto = Collection && Collection.prototype;
+ var key;
+
+ if (proto) {
+ if (!proto[ITERATOR]) hide(proto, ITERATOR, ArrayValues);
+ if (!proto[TO_STRING_TAG]) hide(proto, TO_STRING_TAG, NAME);
+ Iterators[NAME] = ArrayValues;
+ if (explicit) for (key in $iterators) {
+ if (!proto[key]) redefine(proto, key, $iterators[key], true);
+ }
+ }
+}
+
+/***/ }),
+/* 84 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var addToUnscopables = __w_pdfjs_require__(45);
+
+var step = __w_pdfjs_require__(85);
+
+var Iterators = __w_pdfjs_require__(50);
+
+var toIObject = __w_pdfjs_require__(42);
+
+module.exports = __w_pdfjs_require__(49)(Array, 'Array', function (iterated, kind) {
+ this._t = toIObject(iterated);
+ this._i = 0;
+ this._k = kind;
+}, function () {
+ var O = this._t;
+ var kind = this._k;
+ var index = this._i++;
+
+ if (!O || index >= O.length) {
+ this._t = undefined;
+ return step(1);
+ }
+
+ if (kind == 'keys') return step(0, index);
+ if (kind == 'values') return step(0, O[index]);
+ return step(0, [index, O[index]]);
+}, 'values');
+Iterators.Arguments = Iterators.Array;
+addToUnscopables('keys');
+addToUnscopables('values');
+addToUnscopables('entries');
+
+/***/ }),
+/* 85 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = function (done, value) {
+ return {
+ value: value,
+ done: !!done
+ };
+};
+
+/***/ }),
+/* 86 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var LIBRARY = __w_pdfjs_require__(32);
+
+var global = __w_pdfjs_require__(8);
+
+var ctx = __w_pdfjs_require__(23);
+
+var classof = __w_pdfjs_require__(67);
+
+var $export = __w_pdfjs_require__(7);
+
+var isObject = __w_pdfjs_require__(13);
+
+var aFunction = __w_pdfjs_require__(24);
+
+var anInstance = __w_pdfjs_require__(87);
+
+var forOf = __w_pdfjs_require__(88);
+
+var speciesConstructor = __w_pdfjs_require__(89);
+
+var task = __w_pdfjs_require__(90).set;
+
+var microtask = __w_pdfjs_require__(92)();
+
+var newPromiseCapabilityModule = __w_pdfjs_require__(93);
+
+var perform = __w_pdfjs_require__(94);
+
+var userAgent = __w_pdfjs_require__(95);
+
+var promiseResolve = __w_pdfjs_require__(96);
+
+var PROMISE = 'Promise';
+var TypeError = global.TypeError;
+var process = global.process;
+var versions = process && process.versions;
+var v8 = versions && versions.v8 || '';
+var $Promise = global[PROMISE];
+var isNode = classof(process) == 'process';
+
+var empty = function empty() {};
+
+var Internal, newGenericPromiseCapability, OwnPromiseCapability, Wrapper;
+var newPromiseCapability = newGenericPromiseCapability = newPromiseCapabilityModule.f;
+var USE_NATIVE = !!function () {
try {
- if (typeof URL === 'function' &&
- typeof URL.prototype === 'object' &&
- ('origin' in URL.prototype)) {
+ var promise = $Promise.resolve(1);
+
+ var FakePromise = (promise.constructor = {})[__w_pdfjs_require__(30)('species')] = function (exec) {
+ exec(empty, empty);
+ };
+
+ return (isNode || typeof PromiseRejectionEvent == 'function') && promise.then(empty) instanceof FakePromise && v8.indexOf('6.6') !== 0 && userAgent.indexOf('Chrome/66') === -1;
+ } catch (e) {}
+}();
+
+var isThenable = function isThenable(it) {
+ var then;
+ return isObject(it) && typeof (then = it.then) == 'function' ? then : false;
+};
+
+var notify = function notify(promise, isReject) {
+ if (promise._n) return;
+ promise._n = true;
+ var chain = promise._c;
+ microtask(function () {
+ var value = promise._v;
+ var ok = promise._s == 1;
+ var i = 0;
+
+ var run = function run(reaction) {
+ var handler = ok ? reaction.ok : reaction.fail;
+ var resolve = reaction.resolve;
+ var reject = reaction.reject;
+ var domain = reaction.domain;
+ var result, then, exited;
+
+ try {
+ if (handler) {
+ if (!ok) {
+ if (promise._h == 2) onHandleUnhandled(promise);
+ promise._h = 1;
+ }
+
+ if (handler === true) result = value;else {
+ if (domain) domain.enter();
+ result = handler(value);
+
+ if (domain) {
+ domain.exit();
+ exited = true;
+ }
+ }
+
+ if (result === reaction.promise) {
+ reject(TypeError('Promise-chain cycle'));
+ } else if (then = isThenable(result)) {
+ then.call(result, resolve, reject);
+ } else resolve(result);
+ } else reject(value);
+ } catch (e) {
+ if (domain && !exited) domain.exit();
+ reject(e);
+ }
+ };
+
+ while (chain.length > i) {
+ run(chain[i++]);
+ }
+
+ promise._c = [];
+ promise._n = false;
+ if (isReject && !promise._h) onUnhandled(promise);
+ });
+};
+
+var onUnhandled = function onUnhandled(promise) {
+ task.call(global, function () {
+ var value = promise._v;
+ var unhandled = isUnhandled(promise);
+ var result, handler, console;
+
+ if (unhandled) {
+ result = perform(function () {
+ if (isNode) {
+ process.emit('unhandledRejection', value, promise);
+ } else if (handler = global.onunhandledrejection) {
+ handler({
+ promise: promise,
+ reason: value
+ });
+ } else if ((console = global.console) && console.error) {
+ console.error('Unhandled promise rejection', value);
+ }
+ });
+ promise._h = isNode || isUnhandled(promise) ? 2 : 1;
+ }
+
+ promise._a = undefined;
+ if (unhandled && result.e) throw result.v;
+ });
+};
+
+var isUnhandled = function isUnhandled(promise) {
+ return promise._h !== 1 && (promise._a || promise._c).length === 0;
+};
+
+var onHandleUnhandled = function onHandleUnhandled(promise) {
+ task.call(global, function () {
+ var handler;
+
+ if (isNode) {
+ process.emit('rejectionHandled', promise);
+ } else if (handler = global.onrejectionhandled) {
+ handler({
+ promise: promise,
+ reason: promise._v
+ });
+ }
+ });
+};
+
+var $reject = function $reject(value) {
+ var promise = this;
+ if (promise._d) return;
+ promise._d = true;
+ promise = promise._w || promise;
+ promise._v = value;
+ promise._s = 2;
+ if (!promise._a) promise._a = promise._c.slice();
+ notify(promise, true);
+};
+
+var $resolve = function $resolve(value) {
+ var promise = this;
+ var then;
+ if (promise._d) return;
+ promise._d = true;
+ promise = promise._w || promise;
+
+ try {
+ if (promise === value) throw TypeError("Promise can't be resolved itself");
+
+ if (then = isThenable(value)) {
+ microtask(function () {
+ var wrapper = {
+ _w: promise,
+ _d: false
+ };
+
+ try {
+ then.call(value, ctx($resolve, wrapper, 1), ctx($reject, wrapper, 1));
+ } catch (e) {
+ $reject.call(wrapper, e);
+ }
+ });
+ } else {
+ promise._v = value;
+ promise._s = 1;
+ notify(promise, false);
+ }
+ } catch (e) {
+ $reject.call({
+ _w: promise,
+ _d: false
+ }, e);
+ }
+};
+
+if (!USE_NATIVE) {
+ $Promise = function Promise(executor) {
+ anInstance(this, $Promise, PROMISE, '_h');
+ aFunction(executor);
+ Internal.call(this);
+
+ try {
+ executor(ctx($resolve, this, 1), ctx($reject, this, 1));
+ } catch (err) {
+ $reject.call(this, err);
+ }
+ };
+
+ Internal = function Promise(executor) {
+ this._c = [];
+ this._a = undefined;
+ this._s = 0;
+ this._d = false;
+ this._v = undefined;
+ this._h = 0;
+ this._n = false;
+ };
+
+ Internal.prototype = __w_pdfjs_require__(97)($Promise.prototype, {
+ then: function then(onFulfilled, onRejected) {
+ var reaction = newPromiseCapability(speciesConstructor(this, $Promise));
+ reaction.ok = typeof onFulfilled == 'function' ? onFulfilled : true;
+ reaction.fail = typeof onRejected == 'function' && onRejected;
+ reaction.domain = isNode ? process.domain : undefined;
+
+ this._c.push(reaction);
+
+ if (this._a) this._a.push(reaction);
+ if (this._s) notify(this, false);
+ return reaction.promise;
+ },
+ 'catch': function _catch(onRejected) {
+ return this.then(undefined, onRejected);
+ }
+ });
+
+ OwnPromiseCapability = function OwnPromiseCapability() {
+ var promise = new Internal();
+ this.promise = promise;
+ this.resolve = ctx($resolve, promise, 1);
+ this.reject = ctx($reject, promise, 1);
+ };
+
+ newPromiseCapabilityModule.f = newPromiseCapability = function newPromiseCapability(C) {
+ return C === $Promise || C === Wrapper ? new OwnPromiseCapability(C) : newGenericPromiseCapability(C);
+ };
+}
+
+$export($export.G + $export.W + $export.F * !USE_NATIVE, {
+ Promise: $Promise
+});
+
+__w_pdfjs_require__(59)($Promise, PROMISE);
+
+__w_pdfjs_require__(98)(PROMISE);
+
+Wrapper = __w_pdfjs_require__(9)[PROMISE];
+$export($export.S + $export.F * !USE_NATIVE, PROMISE, {
+ reject: function reject(r) {
+ var capability = newPromiseCapability(this);
+ var $$reject = capability.reject;
+ $$reject(r);
+ return capability.promise;
+ }
+});
+$export($export.S + $export.F * (LIBRARY || !USE_NATIVE), PROMISE, {
+ resolve: function resolve(x) {
+ return promiseResolve(LIBRARY && this === Wrapper ? $Promise : this, x);
+ }
+});
+$export($export.S + $export.F * !(USE_NATIVE && __w_pdfjs_require__(68)(function (iter) {
+ $Promise.all(iter)['catch'](empty);
+})), PROMISE, {
+ all: function all(iterable) {
+ var C = this;
+ var capability = newPromiseCapability(C);
+ var resolve = capability.resolve;
+ var reject = capability.reject;
+ var result = perform(function () {
+ var values = [];
+ var index = 0;
+ var remaining = 1;
+ forOf(iterable, false, function (promise) {
+ var $index = index++;
+ var alreadyCalled = false;
+ values.push(undefined);
+ remaining++;
+ C.resolve(promise).then(function (value) {
+ if (alreadyCalled) return;
+ alreadyCalled = true;
+ values[$index] = value;
+ --remaining || resolve(values);
+ }, reject);
+ });
+ --remaining || resolve(values);
+ });
+ if (result.e) reject(result.v);
+ return capability.promise;
+ },
+ race: function race(iterable) {
+ var C = this;
+ var capability = newPromiseCapability(C);
+ var reject = capability.reject;
+ var result = perform(function () {
+ forOf(iterable, false, function (promise) {
+ C.resolve(promise).then(capability.resolve, reject);
+ });
+ });
+ if (result.e) reject(result.v);
+ return capability.promise;
+ }
+});
+
+/***/ }),
+/* 87 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = function (it, Constructor, name, forbiddenField) {
+ if (!(it instanceof Constructor) || forbiddenField !== undefined && forbiddenField in it) {
+ throw TypeError(name + ': incorrect invocation!');
+ }
+
+ return it;
+};
+
+/***/ }),
+/* 88 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var ctx = __w_pdfjs_require__(23);
+
+var call = __w_pdfjs_require__(63);
+
+var isArrayIter = __w_pdfjs_require__(64);
+
+var anObject = __w_pdfjs_require__(12);
+
+var toLength = __w_pdfjs_require__(25);
+
+var getIterFn = __w_pdfjs_require__(66);
+
+var BREAK = {};
+var RETURN = {};
+
+var _exports = module.exports = function (iterable, entries, fn, that, ITERATOR) {
+ var iterFn = ITERATOR ? function () {
+ return iterable;
+ } : getIterFn(iterable);
+ var f = ctx(fn, that, entries ? 2 : 1);
+ var index = 0;
+ var length, step, iterator, result;
+ if (typeof iterFn != 'function') throw TypeError(iterable + ' is not iterable!');
+ if (isArrayIter(iterFn)) for (length = toLength(iterable.length); length > index; index++) {
+ result = entries ? f(anObject(step = iterable[index])[0], step[1]) : f(iterable[index]);
+ if (result === BREAK || result === RETURN) return result;
+ } else for (iterator = iterFn.call(iterable); !(step = iterator.next()).done;) {
+ result = call(iterator, f, step.value, entries);
+ if (result === BREAK || result === RETURN) return result;
+ }
+};
+
+_exports.BREAK = BREAK;
+_exports.RETURN = RETURN;
+
+/***/ }),
+/* 89 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var anObject = __w_pdfjs_require__(12);
+
+var aFunction = __w_pdfjs_require__(24);
+
+var SPECIES = __w_pdfjs_require__(30)('species');
+
+module.exports = function (O, D) {
+ var C = anObject(O).constructor;
+ var S;
+ return C === undefined || (S = anObject(C)[SPECIES]) == undefined ? D : aFunction(S);
+};
+
+/***/ }),
+/* 90 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var ctx = __w_pdfjs_require__(23);
+
+var invoke = __w_pdfjs_require__(91);
+
+var html = __w_pdfjs_require__(58);
+
+var cel = __w_pdfjs_require__(17);
+
+var global = __w_pdfjs_require__(8);
+
+var process = global.process;
+var setTask = global.setImmediate;
+var clearTask = global.clearImmediate;
+var MessageChannel = global.MessageChannel;
+var Dispatch = global.Dispatch;
+var counter = 0;
+var queue = {};
+var ONREADYSTATECHANGE = 'onreadystatechange';
+var defer, channel, port;
+
+var run = function run() {
+ var id = +this;
+
+ if (queue.hasOwnProperty(id)) {
+ var fn = queue[id];
+ delete queue[id];
+ fn();
+ }
+};
+
+var listener = function listener(event) {
+ run.call(event.data);
+};
+
+if (!setTask || !clearTask) {
+ setTask = function setImmediate(fn) {
+ var args = [];
+ var i = 1;
+
+ while (arguments.length > i) {
+ args.push(arguments[i++]);
+ }
+
+ queue[++counter] = function () {
+ invoke(typeof fn == 'function' ? fn : Function(fn), args);
+ };
+
+ defer(counter);
+ return counter;
+ };
+
+ clearTask = function clearImmediate(id) {
+ delete queue[id];
+ };
+
+ if (__w_pdfjs_require__(29)(process) == 'process') {
+ defer = function defer(id) {
+ process.nextTick(ctx(run, id, 1));
+ };
+ } else if (Dispatch && Dispatch.now) {
+ defer = function defer(id) {
+ Dispatch.now(ctx(run, id, 1));
+ };
+ } else if (MessageChannel) {
+ channel = new MessageChannel();
+ port = channel.port2;
+ channel.port1.onmessage = listener;
+ defer = ctx(port.postMessage, port, 1);
+ } else if (global.addEventListener && typeof postMessage == 'function' && !global.importScripts) {
+ defer = function defer(id) {
+ global.postMessage(id + '', '*');
+ };
+
+ global.addEventListener('message', listener, false);
+ } else if (ONREADYSTATECHANGE in cel('script')) {
+ defer = function defer(id) {
+ html.appendChild(cel('script'))[ONREADYSTATECHANGE] = function () {
+ html.removeChild(this);
+ run.call(id);
+ };
+ };
+ } else {
+ defer = function defer(id) {
+ setTimeout(ctx(run, id, 1), 0);
+ };
+ }
+}
+
+module.exports = {
+ set: setTask,
+ clear: clearTask
+};
+
+/***/ }),
+/* 91 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = function (fn, args, that) {
+ var un = that === undefined;
+
+ switch (args.length) {
+ case 0:
+ return un ? fn() : fn.call(that);
+
+ case 1:
+ return un ? fn(args[0]) : fn.call(that, args[0]);
+
+ case 2:
+ return un ? fn(args[0], args[1]) : fn.call(that, args[0], args[1]);
+
+ case 3:
+ return un ? fn(args[0], args[1], args[2]) : fn.call(that, args[0], args[1], args[2]);
+
+ case 4:
+ return un ? fn(args[0], args[1], args[2], args[3]) : fn.call(that, args[0], args[1], args[2], args[3]);
+ }
+
+ return fn.apply(that, args);
+};
+
+/***/ }),
+/* 92 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var global = __w_pdfjs_require__(8);
+
+var macrotask = __w_pdfjs_require__(90).set;
+
+var Observer = global.MutationObserver || global.WebKitMutationObserver;
+var process = global.process;
+var Promise = global.Promise;
+var isNode = __w_pdfjs_require__(29)(process) == 'process';
+
+module.exports = function () {
+ var head, last, notify;
+
+ var flush = function flush() {
+ var parent, fn;
+ if (isNode && (parent = process.domain)) parent.exit();
+
+ while (head) {
+ fn = head.fn;
+ head = head.next;
+
+ try {
+ fn();
+ } catch (e) {
+ if (head) notify();else last = undefined;
+ throw e;
+ }
+ }
+
+ last = undefined;
+ if (parent) parent.enter();
+ };
+
+ if (isNode) {
+ notify = function notify() {
+ process.nextTick(flush);
+ };
+ } else if (Observer && !(global.navigator && global.navigator.standalone)) {
+ var toggle = true;
+ var node = document.createTextNode('');
+ new Observer(flush).observe(node, {
+ characterData: true
+ });
+
+ notify = function notify() {
+ node.data = toggle = !toggle;
+ };
+ } else if (Promise && Promise.resolve) {
+ var promise = Promise.resolve(undefined);
+
+ notify = function notify() {
+ promise.then(flush);
+ };
+ } else {
+ notify = function notify() {
+ macrotask.call(global, flush);
+ };
+ }
+
+ return function (fn) {
+ var task = {
+ fn: fn,
+ next: undefined
+ };
+ if (last) last.next = task;
+
+ if (!head) {
+ head = task;
+ notify();
+ }
+
+ last = task;
+ };
+};
+
+/***/ }),
+/* 93 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var aFunction = __w_pdfjs_require__(24);
+
+function PromiseCapability(C) {
+ var resolve, reject;
+ this.promise = new C(function ($$resolve, $$reject) {
+ if (resolve !== undefined || reject !== undefined) throw TypeError('Bad Promise constructor');
+ resolve = $$resolve;
+ reject = $$reject;
+ });
+ this.resolve = aFunction(resolve);
+ this.reject = aFunction(reject);
+}
+
+module.exports.f = function (C) {
+ return new PromiseCapability(C);
+};
+
+/***/ }),
+/* 94 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = function (exec) {
+ try {
+ return {
+ e: false,
+ v: exec()
+ };
+ } catch (e) {
+ return {
+ e: true,
+ v: e
+ };
+ }
+};
+
+/***/ }),
+/* 95 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var global = __w_pdfjs_require__(8);
+
+var navigator = global.navigator;
+module.exports = navigator && navigator.userAgent || '';
+
+/***/ }),
+/* 96 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var anObject = __w_pdfjs_require__(12);
+
+var isObject = __w_pdfjs_require__(13);
+
+var newPromiseCapability = __w_pdfjs_require__(93);
+
+module.exports = function (C, x) {
+ anObject(C);
+ if (isObject(x) && x.constructor === C) return x;
+ var promiseCapability = newPromiseCapability.f(C);
+ var resolve = promiseCapability.resolve;
+ resolve(x);
+ return promiseCapability.promise;
+};
+
+/***/ }),
+/* 97 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var redefine = __w_pdfjs_require__(20);
+
+module.exports = function (target, src, safe) {
+ for (var key in src) {
+ redefine(target, key, src[key], safe);
+ }
+
+ return target;
+};
+
+/***/ }),
+/* 98 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var global = __w_pdfjs_require__(8);
+
+var dP = __w_pdfjs_require__(11);
+
+var DESCRIPTORS = __w_pdfjs_require__(15);
+
+var SPECIES = __w_pdfjs_require__(30)('species');
+
+module.exports = function (KEY) {
+ var C = global[KEY];
+ if (DESCRIPTORS && C && !C[SPECIES]) dP.f(C, SPECIES, {
+ configurable: true,
+ get: function get() {
+ return this;
+ }
+ });
+};
+
+/***/ }),
+/* 99 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+var core = __w_pdfjs_require__(9);
+
+var global = __w_pdfjs_require__(8);
+
+var speciesConstructor = __w_pdfjs_require__(89);
+
+var promiseResolve = __w_pdfjs_require__(96);
+
+$export($export.P + $export.R, 'Promise', {
+ 'finally': function _finally(onFinally) {
+ var C = speciesConstructor(this, core.Promise || global.Promise);
+ var isFunction = typeof onFinally == 'function';
+ return this.then(isFunction ? function (x) {
+ return promiseResolve(C, onFinally()).then(function () {
+ return x;
+ });
+ } : onFinally, isFunction ? function (e) {
+ return promiseResolve(C, onFinally()).then(function () {
+ throw e;
+ });
+ } : onFinally);
+ }
+});
+
+/***/ }),
+/* 100 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+var newPromiseCapability = __w_pdfjs_require__(93);
+
+var perform = __w_pdfjs_require__(94);
+
+$export($export.S, 'Promise', {
+ 'try': function _try(callbackfn) {
+ var promiseCapability = newPromiseCapability.f(this);
+ var result = perform(callbackfn);
+ (result.e ? promiseCapability.reject : promiseCapability.resolve)(result.v);
+ return promiseCapability.promise;
+ }
+});
+
+/***/ }),
+/* 101 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(82);
+
+__w_pdfjs_require__(83);
+
+__w_pdfjs_require__(102);
+
+__w_pdfjs_require__(114);
+
+__w_pdfjs_require__(116);
+
+module.exports = __w_pdfjs_require__(9).WeakMap;
+
+/***/ }),
+/* 102 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var each = __w_pdfjs_require__(103)(0);
+
+var redefine = __w_pdfjs_require__(20);
+
+var meta = __w_pdfjs_require__(107);
+
+var assign = __w_pdfjs_require__(71);
+
+var weak = __w_pdfjs_require__(108);
+
+var isObject = __w_pdfjs_require__(13);
+
+var fails = __w_pdfjs_require__(16);
+
+var validate = __w_pdfjs_require__(109);
+
+var WEAK_MAP = 'WeakMap';
+var getWeak = meta.getWeak;
+var isExtensible = Object.isExtensible;
+var uncaughtFrozenStore = weak.ufstore;
+var tmp = {};
+var InternalMap;
+
+var wrapper = function wrapper(get) {
+ return function WeakMap() {
+ return get(this, arguments.length > 0 ? arguments[0] : undefined);
+ };
+};
+
+var methods = {
+ get: function get(key) {
+ if (isObject(key)) {
+ var data = getWeak(key);
+ if (data === true) return uncaughtFrozenStore(validate(this, WEAK_MAP)).get(key);
+ return data ? data[this._i] : undefined;
+ }
+ },
+ set: function set(key, value) {
+ return weak.def(validate(this, WEAK_MAP), key, value);
+ }
+};
+
+var $WeakMap = module.exports = __w_pdfjs_require__(110)(WEAK_MAP, wrapper, methods, weak, true, true);
+
+if (fails(function () {
+ return new $WeakMap().set((Object.freeze || Object)(tmp), 7).get(tmp) != 7;
+})) {
+ InternalMap = weak.getConstructor(wrapper, WEAK_MAP);
+ assign(InternalMap.prototype, methods);
+ meta.NEED = true;
+ each(['delete', 'has', 'get', 'set'], function (key) {
+ var proto = $WeakMap.prototype;
+ var method = proto[key];
+ redefine(proto, key, function (a, b) {
+ if (isObject(a) && !isExtensible(a)) {
+ if (!this._f) this._f = new InternalMap();
+
+ var result = this._f[key](a, b);
+
+ return key == 'set' ? this : result;
+ }
+
+ return method.call(this, a, b);
+ });
+ });
+}
+
+/***/ }),
+/* 103 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var ctx = __w_pdfjs_require__(23);
+
+var IObject = __w_pdfjs_require__(43);
+
+var toObject = __w_pdfjs_require__(61);
+
+var toLength = __w_pdfjs_require__(25);
+
+var asc = __w_pdfjs_require__(104);
+
+module.exports = function (TYPE, $create) {
+ var IS_MAP = TYPE == 1;
+ var IS_FILTER = TYPE == 2;
+ var IS_SOME = TYPE == 3;
+ var IS_EVERY = TYPE == 4;
+ var IS_FIND_INDEX = TYPE == 6;
+ var NO_HOLES = TYPE == 5 || IS_FIND_INDEX;
+ var create = $create || asc;
+ return function ($this, callbackfn, that) {
+ var O = toObject($this);
+ var self = IObject(O);
+ var f = ctx(callbackfn, that, 3);
+ var length = toLength(self.length);
+ var index = 0;
+ var result = IS_MAP ? create($this, length) : IS_FILTER ? create($this, 0) : undefined;
+ var val, res;
+
+ for (; length > index; index++) {
+ if (NO_HOLES || index in self) {
+ val = self[index];
+ res = f(val, index, O);
+
+ if (TYPE) {
+ if (IS_MAP) result[index] = res;else if (res) switch (TYPE) {
+ case 3:
+ return true;
+
+ case 5:
+ return val;
+
+ case 6:
+ return index;
+
+ case 2:
+ result.push(val);
+ } else if (IS_EVERY) return false;
+ }
+ }
+ }
+
+ return IS_FIND_INDEX ? -1 : IS_SOME || IS_EVERY ? IS_EVERY : result;
+ };
+};
+
+/***/ }),
+/* 104 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var speciesConstructor = __w_pdfjs_require__(105);
+
+module.exports = function (original, length) {
+ return new (speciesConstructor(original))(length);
+};
+
+/***/ }),
+/* 105 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var isObject = __w_pdfjs_require__(13);
+
+var isArray = __w_pdfjs_require__(106);
+
+var SPECIES = __w_pdfjs_require__(30)('species');
+
+module.exports = function (original) {
+ var C;
+
+ if (isArray(original)) {
+ C = original.constructor;
+ if (typeof C == 'function' && (C === Array || isArray(C.prototype))) C = undefined;
+
+ if (isObject(C)) {
+ C = C[SPECIES];
+ if (C === null) C = undefined;
+ }
+ }
+
+ return C === undefined ? Array : C;
+};
+
+/***/ }),
+/* 106 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var cof = __w_pdfjs_require__(29);
+
+module.exports = Array.isArray || function isArray(arg) {
+ return cof(arg) == 'Array';
+};
+
+/***/ }),
+/* 107 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+var META = __w_pdfjs_require__(22)('meta');
+
+var isObject = __w_pdfjs_require__(13);
+
+var has = __w_pdfjs_require__(21);
+
+var setDesc = __w_pdfjs_require__(11).f;
+
+var id = 0;
+
+var isExtensible = Object.isExtensible || function () {
+ return true;
+};
+
+var FREEZE = !__w_pdfjs_require__(16)(function () {
+ return isExtensible(Object.preventExtensions({}));
+});
+
+var setMeta = function setMeta(it) {
+ setDesc(it, META, {
+ value: {
+ i: 'O' + ++id,
+ w: {}
+ }
+ });
+};
+
+var fastKey = function fastKey(it, create) {
+ if (!isObject(it)) return _typeof(it) == 'symbol' ? it : (typeof it == 'string' ? 'S' : 'P') + it;
+
+ if (!has(it, META)) {
+ if (!isExtensible(it)) return 'F';
+ if (!create) return 'E';
+ setMeta(it);
+ }
+
+ return it[META].i;
+};
+
+var getWeak = function getWeak(it, create) {
+ if (!has(it, META)) {
+ if (!isExtensible(it)) return true;
+ if (!create) return false;
+ setMeta(it);
+ }
+
+ return it[META].w;
+};
+
+var onFreeze = function onFreeze(it) {
+ if (FREEZE && meta.NEED && isExtensible(it) && !has(it, META)) setMeta(it);
+ return it;
+};
+
+var meta = module.exports = {
+ KEY: META,
+ NEED: false,
+ fastKey: fastKey,
+ getWeak: getWeak,
+ onFreeze: onFreeze
+};
+
+/***/ }),
+/* 108 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var redefineAll = __w_pdfjs_require__(97);
+
+var getWeak = __w_pdfjs_require__(107).getWeak;
+
+var anObject = __w_pdfjs_require__(12);
+
+var isObject = __w_pdfjs_require__(13);
+
+var anInstance = __w_pdfjs_require__(87);
+
+var forOf = __w_pdfjs_require__(88);
+
+var createArrayMethod = __w_pdfjs_require__(103);
+
+var $has = __w_pdfjs_require__(21);
+
+var validate = __w_pdfjs_require__(109);
+
+var arrayFind = createArrayMethod(5);
+var arrayFindIndex = createArrayMethod(6);
+var id = 0;
+
+var uncaughtFrozenStore = function uncaughtFrozenStore(that) {
+ return that._l || (that._l = new UncaughtFrozenStore());
+};
+
+var UncaughtFrozenStore = function UncaughtFrozenStore() {
+ this.a = [];
+};
+
+var findUncaughtFrozen = function findUncaughtFrozen(store, key) {
+ return arrayFind(store.a, function (it) {
+ return it[0] === key;
+ });
+};
+
+UncaughtFrozenStore.prototype = {
+ get: function get(key) {
+ var entry = findUncaughtFrozen(this, key);
+ if (entry) return entry[1];
+ },
+ has: function has(key) {
+ return !!findUncaughtFrozen(this, key);
+ },
+ set: function set(key, value) {
+ var entry = findUncaughtFrozen(this, key);
+ if (entry) entry[1] = value;else this.a.push([key, value]);
+ },
+ 'delete': function _delete(key) {
+ var index = arrayFindIndex(this.a, function (it) {
+ return it[0] === key;
+ });
+ if (~index) this.a.splice(index, 1);
+ return !!~index;
+ }
+};
+module.exports = {
+ getConstructor: function getConstructor(wrapper, NAME, IS_MAP, ADDER) {
+ var C = wrapper(function (that, iterable) {
+ anInstance(that, C, NAME, '_i');
+ that._t = NAME;
+ that._i = id++;
+ that._l = undefined;
+ if (iterable != undefined) forOf(iterable, IS_MAP, that[ADDER], that);
+ });
+ redefineAll(C.prototype, {
+ 'delete': function _delete(key) {
+ if (!isObject(key)) return false;
+ var data = getWeak(key);
+ if (data === true) return uncaughtFrozenStore(validate(this, NAME))['delete'](key);
+ return data && $has(data, this._i) && delete data[this._i];
+ },
+ has: function has(key) {
+ if (!isObject(key)) return false;
+ var data = getWeak(key);
+ if (data === true) return uncaughtFrozenStore(validate(this, NAME)).has(key);
+ return data && $has(data, this._i);
+ }
+ });
+ return C;
+ },
+ def: function def(that, key, value) {
+ var data = getWeak(anObject(key), true);
+ if (data === true) uncaughtFrozenStore(that).set(key, value);else data[that._i] = value;
+ return that;
+ },
+ ufstore: uncaughtFrozenStore
+};
+
+/***/ }),
+/* 109 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var isObject = __w_pdfjs_require__(13);
+
+module.exports = function (it, TYPE) {
+ if (!isObject(it) || it._t !== TYPE) throw TypeError('Incompatible receiver, ' + TYPE + ' required!');
+ return it;
+};
+
+/***/ }),
+/* 110 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var global = __w_pdfjs_require__(8);
+
+var $export = __w_pdfjs_require__(7);
+
+var redefine = __w_pdfjs_require__(20);
+
+var redefineAll = __w_pdfjs_require__(97);
+
+var meta = __w_pdfjs_require__(107);
+
+var forOf = __w_pdfjs_require__(88);
+
+var anInstance = __w_pdfjs_require__(87);
+
+var isObject = __w_pdfjs_require__(13);
+
+var fails = __w_pdfjs_require__(16);
+
+var $iterDetect = __w_pdfjs_require__(68);
+
+var setToStringTag = __w_pdfjs_require__(59);
+
+var inheritIfRequired = __w_pdfjs_require__(111);
+
+module.exports = function (NAME, wrapper, methods, common, IS_MAP, IS_WEAK) {
+ var Base = global[NAME];
+ var C = Base;
+ var ADDER = IS_MAP ? 'set' : 'add';
+ var proto = C && C.prototype;
+ var O = {};
+
+ var fixMethod = function fixMethod(KEY) {
+ var fn = proto[KEY];
+ redefine(proto, KEY, KEY == 'delete' ? function (a) {
+ return IS_WEAK && !isObject(a) ? false : fn.call(this, a === 0 ? 0 : a);
+ } : KEY == 'has' ? function has(a) {
+ return IS_WEAK && !isObject(a) ? false : fn.call(this, a === 0 ? 0 : a);
+ } : KEY == 'get' ? function get(a) {
+ return IS_WEAK && !isObject(a) ? undefined : fn.call(this, a === 0 ? 0 : a);
+ } : KEY == 'add' ? function add(a) {
+ fn.call(this, a === 0 ? 0 : a);
+ return this;
+ } : function set(a, b) {
+ fn.call(this, a === 0 ? 0 : a, b);
+ return this;
+ });
+ };
+
+ if (typeof C != 'function' || !(IS_WEAK || proto.forEach && !fails(function () {
+ new C().entries().next();
+ }))) {
+ C = common.getConstructor(wrapper, NAME, IS_MAP, ADDER);
+ redefineAll(C.prototype, methods);
+ meta.NEED = true;
+ } else {
+ var instance = new C();
+ var HASNT_CHAINING = instance[ADDER](IS_WEAK ? {} : -0, 1) != instance;
+ var THROWS_ON_PRIMITIVES = fails(function () {
+ instance.has(1);
+ });
+ var ACCEPT_ITERABLES = $iterDetect(function (iter) {
+ new C(iter);
+ });
+ var BUGGY_ZERO = !IS_WEAK && fails(function () {
+ var $instance = new C();
+ var index = 5;
+
+ while (index--) {
+ $instance[ADDER](index, index);
+ }
+
+ return !$instance.has(-0);
+ });
+
+ if (!ACCEPT_ITERABLES) {
+ C = wrapper(function (target, iterable) {
+ anInstance(target, C, NAME);
+ var that = inheritIfRequired(new Base(), target, C);
+ if (iterable != undefined) forOf(iterable, IS_MAP, that[ADDER], that);
+ return that;
+ });
+ C.prototype = proto;
+ proto.constructor = C;
+ }
+
+ if (THROWS_ON_PRIMITIVES || BUGGY_ZERO) {
+ fixMethod('delete');
+ fixMethod('has');
+ IS_MAP && fixMethod('get');
+ }
+
+ if (BUGGY_ZERO || HASNT_CHAINING) fixMethod(ADDER);
+ if (IS_WEAK && proto.clear) delete proto.clear;
+ }
+
+ setToStringTag(C, NAME);
+ O[NAME] = C;
+ $export($export.G + $export.W + $export.F * (C != Base), O);
+ if (!IS_WEAK) common.setStrong(C, NAME, IS_MAP);
+ return C;
+};
+
+/***/ }),
+/* 111 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var isObject = __w_pdfjs_require__(13);
+
+var setPrototypeOf = __w_pdfjs_require__(112).set;
+
+module.exports = function (that, target, C) {
+ var S = target.constructor;
+ var P;
+
+ if (S !== C && typeof S == 'function' && (P = S.prototype) !== C.prototype && isObject(P) && setPrototypeOf) {
+ setPrototypeOf(that, P);
+ }
+
+ return that;
+};
+
+/***/ }),
+/* 112 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var isObject = __w_pdfjs_require__(13);
+
+var anObject = __w_pdfjs_require__(12);
+
+var check = function check(O, proto) {
+ anObject(O);
+ if (!isObject(proto) && proto !== null) throw TypeError(proto + ": can't set as prototype!");
+};
+
+module.exports = {
+ set: Object.setPrototypeOf || ('__proto__' in {} ? function (test, buggy, set) {
+ try {
+ set = __w_pdfjs_require__(23)(Function.call, __w_pdfjs_require__(113).f(Object.prototype, '__proto__').set, 2);
+ set(test, []);
+ buggy = !(test instanceof Array);
+ } catch (e) {
+ buggy = true;
+ }
+
+ return function setPrototypeOf(O, proto) {
+ check(O, proto);
+ if (buggy) O.__proto__ = proto;else set(O, proto);
+ return O;
+ };
+ }({}, false) : undefined),
+ check: check
+};
+
+/***/ }),
+/* 113 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var pIE = __w_pdfjs_require__(73);
+
+var createDesc = __w_pdfjs_require__(19);
+
+var toIObject = __w_pdfjs_require__(42);
+
+var toPrimitive = __w_pdfjs_require__(18);
+
+var has = __w_pdfjs_require__(21);
+
+var IE8_DOM_DEFINE = __w_pdfjs_require__(14);
+
+var gOPD = Object.getOwnPropertyDescriptor;
+exports.f = __w_pdfjs_require__(15) ? gOPD : function getOwnPropertyDescriptor(O, P) {
+ O = toIObject(O);
+ P = toPrimitive(P, true);
+ if (IE8_DOM_DEFINE) try {
+ return gOPD(O, P);
+ } catch (e) {}
+ if (has(O, P)) return createDesc(!pIE.f.call(O, P), O[P]);
+};
+
+/***/ }),
+/* 114 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(115)('WeakMap');
+
+/***/ }),
+/* 115 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+module.exports = function (COLLECTION) {
+ $export($export.S, COLLECTION, {
+ of: function of() {
+ var length = arguments.length;
+ var A = new Array(length);
+
+ while (length--) {
+ A[length] = arguments[length];
+ }
+
+ return new this(A);
+ }
+ });
+};
+
+/***/ }),
+/* 116 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(117)('WeakMap');
+
+/***/ }),
+/* 117 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+var aFunction = __w_pdfjs_require__(24);
+
+var ctx = __w_pdfjs_require__(23);
+
+var forOf = __w_pdfjs_require__(88);
+
+module.exports = function (COLLECTION) {
+ $export($export.S, COLLECTION, {
+ from: function from(source) {
+ var mapFn = arguments[1];
+ var mapping, A, n, cb;
+ aFunction(this);
+ mapping = mapFn !== undefined;
+ if (mapping) aFunction(mapFn);
+ if (source == undefined) return new this();
+ A = [];
+
+ if (mapping) {
+ n = 0;
+ cb = ctx(mapFn, arguments[2], 2);
+ forOf(source, false, function (nextItem) {
+ A.push(cb(nextItem, n++));
+ });
+ } else {
+ forOf(source, false, A.push, A);
+ }
+
+ return new this(A);
+ }
+ });
+};
+
+/***/ }),
+/* 118 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(82);
+
+__w_pdfjs_require__(83);
+
+__w_pdfjs_require__(119);
+
+__w_pdfjs_require__(120);
+
+__w_pdfjs_require__(121);
+
+module.exports = __w_pdfjs_require__(9).WeakSet;
+
+/***/ }),
+/* 119 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var weak = __w_pdfjs_require__(108);
+
+var validate = __w_pdfjs_require__(109);
+
+var WEAK_SET = 'WeakSet';
+
+__w_pdfjs_require__(110)(WEAK_SET, function (get) {
+ return function WeakSet() {
+ return get(this, arguments.length > 0 ? arguments[0] : undefined);
+ };
+}, {
+ add: function add(value) {
+ return weak.def(validate(this, WEAK_SET), value, true);
+ }
+}, weak, false, true);
+
+/***/ }),
+/* 120 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(115)('WeakSet');
+
+/***/ }),
+/* 121 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(117)('WeakSet');
+
+/***/ }),
+/* 122 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(123);
+
+module.exports = __w_pdfjs_require__(9).String.codePointAt;
+
+/***/ }),
+/* 123 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+var $at = __w_pdfjs_require__(48)(false);
+
+$export($export.P, 'String', {
+ codePointAt: function codePointAt(pos) {
+ return $at(this, pos);
+ }
+});
+
+/***/ }),
+/* 124 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(125);
+
+module.exports = __w_pdfjs_require__(9).String.fromCodePoint;
+
+/***/ }),
+/* 125 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+var toAbsoluteIndex = __w_pdfjs_require__(44);
+
+var fromCharCode = String.fromCharCode;
+var $fromCodePoint = String.fromCodePoint;
+$export($export.S + $export.F * (!!$fromCodePoint && $fromCodePoint.length != 1), 'String', {
+ fromCodePoint: function fromCodePoint(x) {
+ var res = [];
+ var aLen = arguments.length;
+ var i = 0;
+ var code;
+
+ while (aLen > i) {
+ code = +arguments[i++];
+ if (toAbsoluteIndex(code, 0x10ffff) !== code) throw RangeError(code + ' is not a valid code point');
+ res.push(code < 0x10000 ? fromCharCode(code) : fromCharCode(((code -= 0x10000) >> 10) + 0xd800, code % 0x400 + 0xdc00));
+ }
+
+ return res.join('');
+ }
+});
+
+/***/ }),
+/* 126 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(127);
+
+__w_pdfjs_require__(82);
+
+module.exports = __w_pdfjs_require__(9).Symbol;
+
+/***/ }),
+/* 127 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+var global = __w_pdfjs_require__(8);
+
+var has = __w_pdfjs_require__(21);
+
+var DESCRIPTORS = __w_pdfjs_require__(15);
+
+var $export = __w_pdfjs_require__(7);
+
+var redefine = __w_pdfjs_require__(20);
+
+var META = __w_pdfjs_require__(107).KEY;
+
+var $fails = __w_pdfjs_require__(16);
+
+var shared = __w_pdfjs_require__(31);
+
+var setToStringTag = __w_pdfjs_require__(59);
+
+var uid = __w_pdfjs_require__(22);
+
+var wks = __w_pdfjs_require__(30);
+
+var wksExt = __w_pdfjs_require__(128);
+
+var wksDefine = __w_pdfjs_require__(129);
+
+var enumKeys = __w_pdfjs_require__(130);
+
+var isArray = __w_pdfjs_require__(106);
+
+var anObject = __w_pdfjs_require__(12);
+
+var isObject = __w_pdfjs_require__(13);
+
+var toIObject = __w_pdfjs_require__(42);
+
+var toPrimitive = __w_pdfjs_require__(18);
+
+var createDesc = __w_pdfjs_require__(19);
+
+var _create = __w_pdfjs_require__(52);
+
+var gOPNExt = __w_pdfjs_require__(131);
+
+var $GOPD = __w_pdfjs_require__(113);
+
+var $DP = __w_pdfjs_require__(11);
+
+var $keys = __w_pdfjs_require__(54);
+
+var gOPD = $GOPD.f;
+var dP = $DP.f;
+var gOPN = gOPNExt.f;
+var $Symbol = global.Symbol;
+var $JSON = global.JSON;
+
+var _stringify = $JSON && $JSON.stringify;
+
+var PROTOTYPE = 'prototype';
+var HIDDEN = wks('_hidden');
+var TO_PRIMITIVE = wks('toPrimitive');
+var isEnum = {}.propertyIsEnumerable;
+var SymbolRegistry = shared('symbol-registry');
+var AllSymbols = shared('symbols');
+var OPSymbols = shared('op-symbols');
+var ObjectProto = Object[PROTOTYPE];
+var USE_NATIVE = typeof $Symbol == 'function';
+var QObject = global.QObject;
+var setter = !QObject || !QObject[PROTOTYPE] || !QObject[PROTOTYPE].findChild;
+var setSymbolDesc = DESCRIPTORS && $fails(function () {
+ return _create(dP({}, 'a', {
+ get: function get() {
+ return dP(this, 'a', {
+ value: 7
+ }).a;
+ }
+ })).a != 7;
+}) ? function (it, key, D) {
+ var protoDesc = gOPD(ObjectProto, key);
+ if (protoDesc) delete ObjectProto[key];
+ dP(it, key, D);
+ if (protoDesc && it !== ObjectProto) dP(ObjectProto, key, protoDesc);
+} : dP;
+
+var wrap = function wrap(tag) {
+ var sym = AllSymbols[tag] = _create($Symbol[PROTOTYPE]);
+
+ sym._k = tag;
+ return sym;
+};
+
+var isSymbol = USE_NATIVE && _typeof($Symbol.iterator) == 'symbol' ? function (it) {
+ return _typeof(it) == 'symbol';
+} : function (it) {
+ return it instanceof $Symbol;
+};
+
+var $defineProperty = function defineProperty(it, key, D) {
+ if (it === ObjectProto) $defineProperty(OPSymbols, key, D);
+ anObject(it);
+ key = toPrimitive(key, true);
+ anObject(D);
+
+ if (has(AllSymbols, key)) {
+ if (!D.enumerable) {
+ if (!has(it, HIDDEN)) dP(it, HIDDEN, createDesc(1, {}));
+ it[HIDDEN][key] = true;
+ } else {
+ if (has(it, HIDDEN) && it[HIDDEN][key]) it[HIDDEN][key] = false;
+ D = _create(D, {
+ enumerable: createDesc(0, false)
+ });
+ }
+
+ return setSymbolDesc(it, key, D);
+ }
+
+ return dP(it, key, D);
+};
+
+var $defineProperties = function defineProperties(it, P) {
+ anObject(it);
+ var keys = enumKeys(P = toIObject(P));
+ var i = 0;
+ var l = keys.length;
+ var key;
+
+ while (l > i) {
+ $defineProperty(it, key = keys[i++], P[key]);
+ }
+
+ return it;
+};
+
+var $create = function create(it, P) {
+ return P === undefined ? _create(it) : $defineProperties(_create(it), P);
+};
+
+var $propertyIsEnumerable = function propertyIsEnumerable(key) {
+ var E = isEnum.call(this, key = toPrimitive(key, true));
+ if (this === ObjectProto && has(AllSymbols, key) && !has(OPSymbols, key)) return false;
+ return E || !has(this, key) || !has(AllSymbols, key) || has(this, HIDDEN) && this[HIDDEN][key] ? E : true;
+};
+
+var $getOwnPropertyDescriptor = function getOwnPropertyDescriptor(it, key) {
+ it = toIObject(it);
+ key = toPrimitive(key, true);
+ if (it === ObjectProto && has(AllSymbols, key) && !has(OPSymbols, key)) return;
+ var D = gOPD(it, key);
+ if (D && has(AllSymbols, key) && !(has(it, HIDDEN) && it[HIDDEN][key])) D.enumerable = true;
+ return D;
+};
+
+var $getOwnPropertyNames = function getOwnPropertyNames(it) {
+ var names = gOPN(toIObject(it));
+ var result = [];
+ var i = 0;
+ var key;
+
+ while (names.length > i) {
+ if (!has(AllSymbols, key = names[i++]) && key != HIDDEN && key != META) result.push(key);
+ }
+
+ return result;
+};
+
+var $getOwnPropertySymbols = function getOwnPropertySymbols(it) {
+ var IS_OP = it === ObjectProto;
+ var names = gOPN(IS_OP ? OPSymbols : toIObject(it));
+ var result = [];
+ var i = 0;
+ var key;
+
+ while (names.length > i) {
+ if (has(AllSymbols, key = names[i++]) && (IS_OP ? has(ObjectProto, key) : true)) result.push(AllSymbols[key]);
+ }
+
+ return result;
+};
+
+if (!USE_NATIVE) {
+ $Symbol = function _Symbol() {
+ if (this instanceof $Symbol) throw TypeError('Symbol is not a constructor!');
+ var tag = uid(arguments.length > 0 ? arguments[0] : undefined);
+
+ var $set = function $set(value) {
+ if (this === ObjectProto) $set.call(OPSymbols, value);
+ if (has(this, HIDDEN) && has(this[HIDDEN], tag)) this[HIDDEN][tag] = false;
+ setSymbolDesc(this, tag, createDesc(1, value));
+ };
+
+ if (DESCRIPTORS && setter) setSymbolDesc(ObjectProto, tag, {
+ configurable: true,
+ set: $set
+ });
+ return wrap(tag);
+ };
+
+ redefine($Symbol[PROTOTYPE], 'toString', function toString() {
+ return this._k;
+ });
+ $GOPD.f = $getOwnPropertyDescriptor;
+ $DP.f = $defineProperty;
+ __w_pdfjs_require__(132).f = gOPNExt.f = $getOwnPropertyNames;
+ __w_pdfjs_require__(73).f = $propertyIsEnumerable;
+ __w_pdfjs_require__(72).f = $getOwnPropertySymbols;
+
+ if (DESCRIPTORS && !__w_pdfjs_require__(32)) {
+ redefine(ObjectProto, 'propertyIsEnumerable', $propertyIsEnumerable, true);
+ }
+
+ wksExt.f = function (name) {
+ return wrap(wks(name));
+ };
+}
+
+$export($export.G + $export.W + $export.F * !USE_NATIVE, {
+ Symbol: $Symbol
+});
+
+for (var es6Symbols = 'hasInstance,isConcatSpreadable,iterator,match,replace,search,species,split,toPrimitive,toStringTag,unscopables'.split(','), j = 0; es6Symbols.length > j;) {
+ wks(es6Symbols[j++]);
+}
+
+for (var wellKnownSymbols = $keys(wks.store), k = 0; wellKnownSymbols.length > k;) {
+ wksDefine(wellKnownSymbols[k++]);
+}
+
+$export($export.S + $export.F * !USE_NATIVE, 'Symbol', {
+ 'for': function _for(key) {
+ return has(SymbolRegistry, key += '') ? SymbolRegistry[key] : SymbolRegistry[key] = $Symbol(key);
+ },
+ keyFor: function keyFor(sym) {
+ if (!isSymbol(sym)) throw TypeError(sym + ' is not a symbol!');
+
+ for (var key in SymbolRegistry) {
+ if (SymbolRegistry[key] === sym) return key;
+ }
+ },
+ useSetter: function useSetter() {
+ setter = true;
+ },
+ useSimple: function useSimple() {
+ setter = false;
+ }
+});
+$export($export.S + $export.F * !USE_NATIVE, 'Object', {
+ create: $create,
+ defineProperty: $defineProperty,
+ defineProperties: $defineProperties,
+ getOwnPropertyDescriptor: $getOwnPropertyDescriptor,
+ getOwnPropertyNames: $getOwnPropertyNames,
+ getOwnPropertySymbols: $getOwnPropertySymbols
+});
+$JSON && $export($export.S + $export.F * (!USE_NATIVE || $fails(function () {
+ var S = $Symbol();
+ return _stringify([S]) != '[null]' || _stringify({
+ a: S
+ }) != '{}' || _stringify(Object(S)) != '{}';
+})), 'JSON', {
+ stringify: function stringify(it) {
+ var args = [it];
+ var i = 1;
+ var replacer, $replacer;
+
+ while (arguments.length > i) {
+ args.push(arguments[i++]);
+ }
+
+ $replacer = replacer = args[1];
+ if (!isObject(replacer) && it === undefined || isSymbol(it)) return;
+ if (!isArray(replacer)) replacer = function replacer(key, value) {
+ if (typeof $replacer == 'function') value = $replacer.call(this, key, value);
+ if (!isSymbol(value)) return value;
+ };
+ args[1] = replacer;
+ return _stringify.apply($JSON, args);
+ }
+});
+$Symbol[PROTOTYPE][TO_PRIMITIVE] || __w_pdfjs_require__(10)($Symbol[PROTOTYPE], TO_PRIMITIVE, $Symbol[PROTOTYPE].valueOf);
+setToStringTag($Symbol, 'Symbol');
+setToStringTag(Math, 'Math', true);
+setToStringTag(global.JSON, 'JSON', true);
+
+/***/ }),
+/* 128 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+exports.f = __w_pdfjs_require__(30);
+
+/***/ }),
+/* 129 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var global = __w_pdfjs_require__(8);
+
+var core = __w_pdfjs_require__(9);
+
+var LIBRARY = __w_pdfjs_require__(32);
+
+var wksExt = __w_pdfjs_require__(128);
+
+var defineProperty = __w_pdfjs_require__(11).f;
+
+module.exports = function (name) {
+ var $Symbol = core.Symbol || (core.Symbol = LIBRARY ? {} : global.Symbol || {});
+ if (name.charAt(0) != '_' && !(name in $Symbol)) defineProperty($Symbol, name, {
+ value: wksExt.f(name)
+ });
+};
+
+/***/ }),
+/* 130 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var getKeys = __w_pdfjs_require__(54);
+
+var gOPS = __w_pdfjs_require__(72);
+
+var pIE = __w_pdfjs_require__(73);
+
+module.exports = function (it) {
+ var result = getKeys(it);
+ var getSymbols = gOPS.f;
+
+ if (getSymbols) {
+ var symbols = getSymbols(it);
+ var isEnum = pIE.f;
+ var i = 0;
+ var key;
+
+ while (symbols.length > i) {
+ if (isEnum.call(it, key = symbols[i++])) result.push(key);
+ }
+ }
+
+ return result;
+};
+
+/***/ }),
+/* 131 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+var toIObject = __w_pdfjs_require__(42);
+
+var gOPN = __w_pdfjs_require__(132).f;
+
+var toString = {}.toString;
+var windowNames = (typeof window === "undefined" ? "undefined" : _typeof(window)) == 'object' && window && Object.getOwnPropertyNames ? Object.getOwnPropertyNames(window) : [];
+
+var getWindowNames = function getWindowNames(it) {
+ try {
+ return gOPN(it);
+ } catch (e) {
+ return windowNames.slice();
+ }
+};
+
+module.exports.f = function getOwnPropertyNames(it) {
+ return windowNames && toString.call(it) == '[object Window]' ? getWindowNames(it) : gOPN(toIObject(it));
+};
+
+/***/ }),
+/* 132 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $keys = __w_pdfjs_require__(55);
+
+var hiddenKeys = __w_pdfjs_require__(57).concat('length', 'prototype');
+
+exports.f = Object.getOwnPropertyNames || function getOwnPropertyNames(O) {
+ return $keys(O, hiddenKeys);
+};
+
+/***/ }),
+/* 133 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(134);
+
+module.exports = __w_pdfjs_require__(9).String.padStart;
+
+/***/ }),
+/* 134 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+var $pad = __w_pdfjs_require__(135);
+
+var userAgent = __w_pdfjs_require__(95);
+
+$export($export.P + $export.F * /Version\/10\.\d+(\.\d+)? Safari\//.test(userAgent), 'String', {
+ padStart: function padStart(maxLength) {
+ return $pad(this, maxLength, arguments.length > 1 ? arguments[1] : undefined, true);
+ }
+});
+
+/***/ }),
+/* 135 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var toLength = __w_pdfjs_require__(25);
+
+var repeat = __w_pdfjs_require__(136);
+
+var defined = __w_pdfjs_require__(33);
+
+module.exports = function (that, maxLength, fillString, left) {
+ var S = String(defined(that));
+ var stringLength = S.length;
+ var fillStr = fillString === undefined ? ' ' : String(fillString);
+ var intMaxLength = toLength(maxLength);
+ if (intMaxLength <= stringLength || fillStr == '') return S;
+ var fillLen = intMaxLength - stringLength;
+ var stringFiller = repeat.call(fillStr, Math.ceil(fillLen / fillStr.length));
+ if (stringFiller.length > fillLen) stringFiller = stringFiller.slice(0, fillLen);
+ return left ? stringFiller + S : S + stringFiller;
+};
+
+/***/ }),
+/* 136 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var toInteger = __w_pdfjs_require__(26);
+
+var defined = __w_pdfjs_require__(33);
+
+module.exports = function repeat(count) {
+ var str = String(defined(this));
+ var res = '';
+ var n = toInteger(count);
+ if (n < 0 || n == Infinity) throw RangeError("Count can't be negative");
+
+ for (; n > 0; (n >>>= 1) && (str += str)) {
+ if (n & 1) res += str;
+ }
+
+ return res;
+};
+
+/***/ }),
+/* 137 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(138);
+
+module.exports = __w_pdfjs_require__(9).String.padEnd;
+
+/***/ }),
+/* 138 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+var $pad = __w_pdfjs_require__(135);
+
+var userAgent = __w_pdfjs_require__(95);
+
+$export($export.P + $export.F * /Version\/10\.\d+(\.\d+)? Safari\//.test(userAgent), 'String', {
+ padEnd: function padEnd(maxLength) {
+ return $pad(this, maxLength, arguments.length > 1 ? arguments[1] : undefined, false);
+ }
+});
+
+/***/ }),
+/* 139 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+__w_pdfjs_require__(140);
+
+module.exports = __w_pdfjs_require__(9).Object.values;
+
+/***/ }),
+/* 140 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var $export = __w_pdfjs_require__(7);
+
+var $values = __w_pdfjs_require__(141)(false);
+
+$export($export.S, 'Object', {
+ values: function values(it) {
+ return $values(it);
+ }
+});
+
+/***/ }),
+/* 141 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var getKeys = __w_pdfjs_require__(54);
+
+var toIObject = __w_pdfjs_require__(42);
+
+var isEnum = __w_pdfjs_require__(73).f;
+
+module.exports = function (isEntries) {
+ return function (it) {
+ var O = toIObject(it);
+ var keys = getKeys(O);
+ var length = keys.length;
+ var i = 0;
+ var result = [];
+ var key;
+
+ while (length > i) {
+ if (isEnum.call(O, key = keys[i++])) {
+ result.push(isEntries ? [key, O[key]] : O[key]);
+ }
+ }
+
+ return result;
+ };
+};
+
+/***/ }),
+/* 142 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+{
+ var isReadableStreamSupported = false;
+
+ if (typeof ReadableStream !== 'undefined') {
+ try {
+ new ReadableStream({
+ start: function start(controller) {
+ controller.close();
+ }
+ });
+ isReadableStreamSupported = true;
+ } catch (e) {}
+ }
+
+ if (isReadableStreamSupported) {
+ exports.ReadableStream = ReadableStream;
+ } else {
+ exports.ReadableStream = __w_pdfjs_require__(143).ReadableStream;
+ }
+}
+
+/***/ }),
+/* 143 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+function _typeof2(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof2 = function _typeof2(obj) { return typeof obj; }; } else { _typeof2 = function _typeof2(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof2(obj); }
+
+(function (e, a) {
+ for (var i in a) {
+ e[i] = a[i];
+ }
+})(exports, function (modules) {
+ var installedModules = {};
+
+ function __w_pdfjs_require__(moduleId) {
+ if (installedModules[moduleId]) return installedModules[moduleId].exports;
+ var module = installedModules[moduleId] = {
+ i: moduleId,
+ l: false,
+ exports: {}
+ };
+ modules[moduleId].call(module.exports, module, module.exports, __w_pdfjs_require__);
+ module.l = true;
+ return module.exports;
+ }
+
+ __w_pdfjs_require__.m = modules;
+ __w_pdfjs_require__.c = installedModules;
+
+ __w_pdfjs_require__.i = function (value) {
+ return value;
+ };
+
+ __w_pdfjs_require__.d = function (exports, name, getter) {
+ if (!__w_pdfjs_require__.o(exports, name)) {
+ Object.defineProperty(exports, name, {
+ configurable: false,
+ enumerable: true,
+ get: getter
+ });
+ }
+ };
+
+ __w_pdfjs_require__.n = function (module) {
+ var getter = module && module.__esModule ? function getDefault() {
+ return module['default'];
+ } : function getModuleExports() {
+ return module;
+ };
+
+ __w_pdfjs_require__.d(getter, 'a', getter);
+
+ return getter;
+ };
+
+ __w_pdfjs_require__.o = function (object, property) {
+ return Object.prototype.hasOwnProperty.call(object, property);
+ };
+
+ __w_pdfjs_require__.p = "";
+ return __w_pdfjs_require__(__w_pdfjs_require__.s = 7);
+}([function (module, exports, __w_pdfjs_require__) {
+ "use strict";
+
+ var _typeof = typeof Symbol === "function" && _typeof2(Symbol.iterator) === "symbol" ? function (obj) {
+ return _typeof2(obj);
+ } : function (obj) {
+ return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : _typeof2(obj);
+ };
+
+ var _require = __w_pdfjs_require__(1),
+ assert = _require.assert;
+
+ function IsPropertyKey(argument) {
+ return typeof argument === 'string' || (typeof argument === 'undefined' ? 'undefined' : _typeof(argument)) === 'symbol';
+ }
+
+ exports.typeIsObject = function (x) {
+ return (typeof x === 'undefined' ? 'undefined' : _typeof(x)) === 'object' && x !== null || typeof x === 'function';
+ };
+
+ exports.createDataProperty = function (o, p, v) {
+ assert(exports.typeIsObject(o));
+ Object.defineProperty(o, p, {
+ value: v,
+ writable: true,
+ enumerable: true,
+ configurable: true
+ });
+ };
+
+ exports.createArrayFromList = function (elements) {
+ return elements.slice();
+ };
+
+ exports.ArrayBufferCopy = function (dest, destOffset, src, srcOffset, n) {
+ new Uint8Array(dest).set(new Uint8Array(src, srcOffset, n), destOffset);
+ };
+
+ exports.CreateIterResultObject = function (value, done) {
+ assert(typeof done === 'boolean');
+ var obj = {};
+ Object.defineProperty(obj, 'value', {
+ value: value,
+ enumerable: true,
+ writable: true,
+ configurable: true
+ });
+ Object.defineProperty(obj, 'done', {
+ value: done,
+ enumerable: true,
+ writable: true,
+ configurable: true
+ });
+ return obj;
+ };
+
+ exports.IsFiniteNonNegativeNumber = function (v) {
+ if (Number.isNaN(v)) {
+ return false;
+ }
+
+ if (v === Infinity) {
+ return false;
+ }
+
+ if (v < 0) {
+ return false;
+ }
+
+ return true;
+ };
+
+ function Call(F, V, args) {
+ if (typeof F !== 'function') {
+ throw new TypeError('Argument is not a function');
+ }
+
+ return Function.prototype.apply.call(F, V, args);
+ }
+
+ exports.InvokeOrNoop = function (O, P, args) {
+ assert(O !== undefined);
+ assert(IsPropertyKey(P));
+ assert(Array.isArray(args));
+ var method = O[P];
+
+ if (method === undefined) {
+ return undefined;
+ }
+
+ return Call(method, O, args);
+ };
+
+ exports.PromiseInvokeOrNoop = function (O, P, args) {
+ assert(O !== undefined);
+ assert(IsPropertyKey(P));
+ assert(Array.isArray(args));
+
+ try {
+ return Promise.resolve(exports.InvokeOrNoop(O, P, args));
+ } catch (returnValueE) {
+ return Promise.reject(returnValueE);
+ }
+ };
+
+ exports.PromiseInvokeOrPerformFallback = function (O, P, args, F, argsF) {
+ assert(O !== undefined);
+ assert(IsPropertyKey(P));
+ assert(Array.isArray(args));
+ assert(Array.isArray(argsF));
+ var method = void 0;
+
+ try {
+ method = O[P];
+ } catch (methodE) {
+ return Promise.reject(methodE);
+ }
+
+ if (method === undefined) {
+ return F.apply(null, argsF);
+ }
+
+ try {
+ return Promise.resolve(Call(method, O, args));
+ } catch (e) {
+ return Promise.reject(e);
+ }
+ };
+
+ exports.TransferArrayBuffer = function (O) {
+ return O.slice();
+ };
+
+ exports.ValidateAndNormalizeHighWaterMark = function (highWaterMark) {
+ highWaterMark = Number(highWaterMark);
+
+ if (Number.isNaN(highWaterMark) || highWaterMark < 0) {
+ throw new RangeError('highWaterMark property of a queuing strategy must be non-negative and non-NaN');
+ }
+
+ return highWaterMark;
+ };
+
+ exports.ValidateAndNormalizeQueuingStrategy = function (size, highWaterMark) {
+ if (size !== undefined && typeof size !== 'function') {
+ throw new TypeError('size property of a queuing strategy must be a function');
+ }
+
+ highWaterMark = exports.ValidateAndNormalizeHighWaterMark(highWaterMark);
+ return {
+ size: size,
+ highWaterMark: highWaterMark
+ };
+ };
+}, function (module, exports, __w_pdfjs_require__) {
+ "use strict";
+
+ function rethrowAssertionErrorRejection(e) {
+ if (e && e.constructor === AssertionError) {
+ setTimeout(function () {
+ throw e;
+ }, 0);
+ }
+ }
+
+ function AssertionError(message) {
+ this.name = 'AssertionError';
+ this.message = message || '';
+ this.stack = new Error().stack;
+ }
+
+ AssertionError.prototype = Object.create(Error.prototype);
+ AssertionError.prototype.constructor = AssertionError;
+
+ function assert(value, message) {
+ if (!value) {
+ throw new AssertionError(message);
+ }
+ }
+
+ module.exports = {
+ rethrowAssertionErrorRejection: rethrowAssertionErrorRejection,
+ AssertionError: AssertionError,
+ assert: assert
+ };
+}, function (module, exports, __w_pdfjs_require__) {
+ "use strict";
+
+ var _createClass = function () {
+ function defineProperties(target, props) {
+ for (var i = 0; i < props.length; i++) {
+ var descriptor = props[i];
+ descriptor.enumerable = descriptor.enumerable || false;
+ descriptor.configurable = true;
+ if ("value" in descriptor) descriptor.writable = true;
+ Object.defineProperty(target, descriptor.key, descriptor);
+ }
+ }
+
+ return function (Constructor, protoProps, staticProps) {
+ if (protoProps) defineProperties(Constructor.prototype, protoProps);
+ if (staticProps) defineProperties(Constructor, staticProps);
+ return Constructor;
+ };
+ }();
+
+ function _classCallCheck(instance, Constructor) {
+ if (!(instance instanceof Constructor)) {
+ throw new TypeError("Cannot call a class as a function");
+ }
+ }
+
+ var _require = __w_pdfjs_require__(0),
+ InvokeOrNoop = _require.InvokeOrNoop,
+ PromiseInvokeOrNoop = _require.PromiseInvokeOrNoop,
+ ValidateAndNormalizeQueuingStrategy = _require.ValidateAndNormalizeQueuingStrategy,
+ typeIsObject = _require.typeIsObject;
+
+ var _require2 = __w_pdfjs_require__(1),
+ assert = _require2.assert,
+ rethrowAssertionErrorRejection = _require2.rethrowAssertionErrorRejection;
+
+ var _require3 = __w_pdfjs_require__(3),
+ DequeueValue = _require3.DequeueValue,
+ EnqueueValueWithSize = _require3.EnqueueValueWithSize,
+ PeekQueueValue = _require3.PeekQueueValue,
+ ResetQueue = _require3.ResetQueue;
+
+ var WritableStream = function () {
+ function WritableStream() {
+ var underlyingSink = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
+
+ var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
+ size = _ref.size,
+ _ref$highWaterMark = _ref.highWaterMark,
+ highWaterMark = _ref$highWaterMark === undefined ? 1 : _ref$highWaterMark;
+
+ _classCallCheck(this, WritableStream);
+
+ this._state = 'writable';
+ this._storedError = undefined;
+ this._writer = undefined;
+ this._writableStreamController = undefined;
+ this._writeRequests = [];
+ this._inFlightWriteRequest = undefined;
+ this._closeRequest = undefined;
+ this._inFlightCloseRequest = undefined;
+ this._pendingAbortRequest = undefined;
+ this._backpressure = false;
+ var type = underlyingSink.type;
+
+ if (type !== undefined) {
+ throw new RangeError('Invalid type is specified');
+ }
+
+ this._writableStreamController = new WritableStreamDefaultController(this, underlyingSink, size, highWaterMark);
+
+ this._writableStreamController.__startSteps();
+ }
+
+ _createClass(WritableStream, [{
+ key: 'abort',
+ value: function abort(reason) {
+ if (IsWritableStream(this) === false) {
+ return Promise.reject(streamBrandCheckException('abort'));
+ }
+
+ if (IsWritableStreamLocked(this) === true) {
+ return Promise.reject(new TypeError('Cannot abort a stream that already has a writer'));
+ }
+
+ return WritableStreamAbort(this, reason);
+ }
+ }, {
+ key: 'getWriter',
+ value: function getWriter() {
+ if (IsWritableStream(this) === false) {
+ throw streamBrandCheckException('getWriter');
+ }
+
+ return AcquireWritableStreamDefaultWriter(this);
+ }
+ }, {
+ key: 'locked',
+ get: function get() {
+ if (IsWritableStream(this) === false) {
+ throw streamBrandCheckException('locked');
+ }
+
+ return IsWritableStreamLocked(this);
+ }
+ }]);
+
+ return WritableStream;
+ }();
+
+ module.exports = {
+ AcquireWritableStreamDefaultWriter: AcquireWritableStreamDefaultWriter,
+ IsWritableStream: IsWritableStream,
+ IsWritableStreamLocked: IsWritableStreamLocked,
+ WritableStream: WritableStream,
+ WritableStreamAbort: WritableStreamAbort,
+ WritableStreamDefaultControllerError: WritableStreamDefaultControllerError,
+ WritableStreamDefaultWriterCloseWithErrorPropagation: WritableStreamDefaultWriterCloseWithErrorPropagation,
+ WritableStreamDefaultWriterRelease: WritableStreamDefaultWriterRelease,
+ WritableStreamDefaultWriterWrite: WritableStreamDefaultWriterWrite,
+ WritableStreamCloseQueuedOrInFlight: WritableStreamCloseQueuedOrInFlight
+ };
+
+ function AcquireWritableStreamDefaultWriter(stream) {
+ return new WritableStreamDefaultWriter(stream);
+ }
+
+ function IsWritableStream(x) {
+ if (!typeIsObject(x)) {
+ return false;
+ }
+
+ if (!Object.prototype.hasOwnProperty.call(x, '_writableStreamController')) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function IsWritableStreamLocked(stream) {
+ assert(IsWritableStream(stream) === true, 'IsWritableStreamLocked should only be used on known writable streams');
+
+ if (stream._writer === undefined) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function WritableStreamAbort(stream, reason) {
+ var state = stream._state;
+
+ if (state === 'closed') {
+ return Promise.resolve(undefined);
+ }
+
+ if (state === 'errored') {
+ return Promise.reject(stream._storedError);
+ }
+
+ var error = new TypeError('Requested to abort');
+
+ if (stream._pendingAbortRequest !== undefined) {
+ return Promise.reject(error);
+ }
+
+ assert(state === 'writable' || state === 'erroring', 'state must be writable or erroring');
+ var wasAlreadyErroring = false;
+
+ if (state === 'erroring') {
+ wasAlreadyErroring = true;
+ reason = undefined;
+ }
+
+ var promise = new Promise(function (resolve, reject) {
+ stream._pendingAbortRequest = {
+ _resolve: resolve,
+ _reject: reject,
+ _reason: reason,
+ _wasAlreadyErroring: wasAlreadyErroring
+ };
+ });
+
+ if (wasAlreadyErroring === false) {
+ WritableStreamStartErroring(stream, error);
+ }
+
+ return promise;
+ }
+
+ function WritableStreamAddWriteRequest(stream) {
+ assert(IsWritableStreamLocked(stream) === true);
+ assert(stream._state === 'writable');
+ var promise = new Promise(function (resolve, reject) {
+ var writeRequest = {
+ _resolve: resolve,
+ _reject: reject
+ };
+
+ stream._writeRequests.push(writeRequest);
+ });
+ return promise;
+ }
+
+ function WritableStreamDealWithRejection(stream, error) {
+ var state = stream._state;
+
+ if (state === 'writable') {
+ WritableStreamStartErroring(stream, error);
+ return;
+ }
+
+ assert(state === 'erroring');
+ WritableStreamFinishErroring(stream);
+ }
+
+ function WritableStreamStartErroring(stream, reason) {
+ assert(stream._storedError === undefined, 'stream._storedError === undefined');
+ assert(stream._state === 'writable', 'state must be writable');
+ var controller = stream._writableStreamController;
+ assert(controller !== undefined, 'controller must not be undefined');
+ stream._state = 'erroring';
+ stream._storedError = reason;
+ var writer = stream._writer;
+
+ if (writer !== undefined) {
+ WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, reason);
+ }
+
+ if (WritableStreamHasOperationMarkedInFlight(stream) === false && controller._started === true) {
+ WritableStreamFinishErroring(stream);
+ }
+ }
+
+ function WritableStreamFinishErroring(stream) {
+ assert(stream._state === 'erroring', 'stream._state === erroring');
+ assert(WritableStreamHasOperationMarkedInFlight(stream) === false, 'WritableStreamHasOperationMarkedInFlight(stream) === false');
+ stream._state = 'errored';
+
+ stream._writableStreamController.__errorSteps();
+
+ var storedError = stream._storedError;
+
+ for (var i = 0; i < stream._writeRequests.length; i++) {
+ var writeRequest = stream._writeRequests[i];
+
+ writeRequest._reject(storedError);
+ }
+
+ stream._writeRequests = [];
+
+ if (stream._pendingAbortRequest === undefined) {
+ WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
+ return;
+ }
+
+ var abortRequest = stream._pendingAbortRequest;
+ stream._pendingAbortRequest = undefined;
+
+ if (abortRequest._wasAlreadyErroring === true) {
+ abortRequest._reject(storedError);
+
+ WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
+ return;
+ }
+
+ var promise = stream._writableStreamController.__abortSteps(abortRequest._reason);
+
+ promise.then(function () {
+ abortRequest._resolve();
+
+ WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
+ }, function (reason) {
+ abortRequest._reject(reason);
+
+ WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
+ });
+ }
+
+ function WritableStreamFinishInFlightWrite(stream) {
+ assert(stream._inFlightWriteRequest !== undefined);
+
+ stream._inFlightWriteRequest._resolve(undefined);
+
+ stream._inFlightWriteRequest = undefined;
+ }
+
+ function WritableStreamFinishInFlightWriteWithError(stream, error) {
+ assert(stream._inFlightWriteRequest !== undefined);
+
+ stream._inFlightWriteRequest._reject(error);
+
+ stream._inFlightWriteRequest = undefined;
+ assert(stream._state === 'writable' || stream._state === 'erroring');
+ WritableStreamDealWithRejection(stream, error);
+ }
+
+ function WritableStreamFinishInFlightClose(stream) {
+ assert(stream._inFlightCloseRequest !== undefined);
+
+ stream._inFlightCloseRequest._resolve(undefined);
+
+ stream._inFlightCloseRequest = undefined;
+ var state = stream._state;
+ assert(state === 'writable' || state === 'erroring');
+
+ if (state === 'erroring') {
+ stream._storedError = undefined;
+
+ if (stream._pendingAbortRequest !== undefined) {
+ stream._pendingAbortRequest._resolve();
+
+ stream._pendingAbortRequest = undefined;
+ }
+ }
+
+ stream._state = 'closed';
+ var writer = stream._writer;
+
+ if (writer !== undefined) {
+ defaultWriterClosedPromiseResolve(writer);
+ }
+
+ assert(stream._pendingAbortRequest === undefined, 'stream._pendingAbortRequest === undefined');
+ assert(stream._storedError === undefined, 'stream._storedError === undefined');
+ }
+
+ function WritableStreamFinishInFlightCloseWithError(stream, error) {
+ assert(stream._inFlightCloseRequest !== undefined);
+
+ stream._inFlightCloseRequest._reject(error);
+
+ stream._inFlightCloseRequest = undefined;
+ assert(stream._state === 'writable' || stream._state === 'erroring');
+
+ if (stream._pendingAbortRequest !== undefined) {
+ stream._pendingAbortRequest._reject(error);
+
+ stream._pendingAbortRequest = undefined;
+ }
+
+ WritableStreamDealWithRejection(stream, error);
+ }
+
+ function WritableStreamCloseQueuedOrInFlight(stream) {
+ if (stream._closeRequest === undefined && stream._inFlightCloseRequest === undefined) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function WritableStreamHasOperationMarkedInFlight(stream) {
+ if (stream._inFlightWriteRequest === undefined && stream._inFlightCloseRequest === undefined) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function WritableStreamMarkCloseRequestInFlight(stream) {
+ assert(stream._inFlightCloseRequest === undefined);
+ assert(stream._closeRequest !== undefined);
+ stream._inFlightCloseRequest = stream._closeRequest;
+ stream._closeRequest = undefined;
+ }
+
+ function WritableStreamMarkFirstWriteRequestInFlight(stream) {
+ assert(stream._inFlightWriteRequest === undefined, 'there must be no pending write request');
+ assert(stream._writeRequests.length !== 0, 'writeRequests must not be empty');
+ stream._inFlightWriteRequest = stream._writeRequests.shift();
+ }
+
+ function WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream) {
+ assert(stream._state === 'errored', '_stream_.[[state]] is `"errored"`');
+
+ if (stream._closeRequest !== undefined) {
+ assert(stream._inFlightCloseRequest === undefined);
+
+ stream._closeRequest._reject(stream._storedError);
+
+ stream._closeRequest = undefined;
+ }
+
+ var writer = stream._writer;
+
+ if (writer !== undefined) {
+ defaultWriterClosedPromiseReject(writer, stream._storedError);
+
+ writer._closedPromise.catch(function () {});
+ }
+ }
+
+ function WritableStreamUpdateBackpressure(stream, backpressure) {
+ assert(stream._state === 'writable');
+ assert(WritableStreamCloseQueuedOrInFlight(stream) === false);
+ var writer = stream._writer;
+
+ if (writer !== undefined && backpressure !== stream._backpressure) {
+ if (backpressure === true) {
+ defaultWriterReadyPromiseReset(writer);
+ } else {
+ assert(backpressure === false);
+ defaultWriterReadyPromiseResolve(writer);
+ }
+ }
+
+ stream._backpressure = backpressure;
+ }
+
+ var WritableStreamDefaultWriter = function () {
+ function WritableStreamDefaultWriter(stream) {
+ _classCallCheck(this, WritableStreamDefaultWriter);
+
+ if (IsWritableStream(stream) === false) {
+ throw new TypeError('WritableStreamDefaultWriter can only be constructed with a WritableStream instance');
+ }
+
+ if (IsWritableStreamLocked(stream) === true) {
+ throw new TypeError('This stream has already been locked for exclusive writing by another writer');
+ }
+
+ this._ownerWritableStream = stream;
+ stream._writer = this;
+ var state = stream._state;
+
+ if (state === 'writable') {
+ if (WritableStreamCloseQueuedOrInFlight(stream) === false && stream._backpressure === true) {
+ defaultWriterReadyPromiseInitialize(this);
+ } else {
+ defaultWriterReadyPromiseInitializeAsResolved(this);
+ }
+
+ defaultWriterClosedPromiseInitialize(this);
+ } else if (state === 'erroring') {
+ defaultWriterReadyPromiseInitializeAsRejected(this, stream._storedError);
+
+ this._readyPromise.catch(function () {});
+
+ defaultWriterClosedPromiseInitialize(this);
+ } else if (state === 'closed') {
+ defaultWriterReadyPromiseInitializeAsResolved(this);
+ defaultWriterClosedPromiseInitializeAsResolved(this);
+ } else {
+ assert(state === 'errored', 'state must be errored');
+ var storedError = stream._storedError;
+ defaultWriterReadyPromiseInitializeAsRejected(this, storedError);
+
+ this._readyPromise.catch(function () {});
+
+ defaultWriterClosedPromiseInitializeAsRejected(this, storedError);
+
+ this._closedPromise.catch(function () {});
+ }
+ }
+
+ _createClass(WritableStreamDefaultWriter, [{
+ key: 'abort',
+ value: function abort(reason) {
+ if (IsWritableStreamDefaultWriter(this) === false) {
+ return Promise.reject(defaultWriterBrandCheckException('abort'));
+ }
+
+ if (this._ownerWritableStream === undefined) {
+ return Promise.reject(defaultWriterLockException('abort'));
+ }
+
+ return WritableStreamDefaultWriterAbort(this, reason);
+ }
+ }, {
+ key: 'close',
+ value: function close() {
+ if (IsWritableStreamDefaultWriter(this) === false) {
+ return Promise.reject(defaultWriterBrandCheckException('close'));
+ }
+
+ var stream = this._ownerWritableStream;
+
+ if (stream === undefined) {
+ return Promise.reject(defaultWriterLockException('close'));
+ }
+
+ if (WritableStreamCloseQueuedOrInFlight(stream) === true) {
+ return Promise.reject(new TypeError('cannot close an already-closing stream'));
+ }
+
+ return WritableStreamDefaultWriterClose(this);
+ }
+ }, {
+ key: 'releaseLock',
+ value: function releaseLock() {
+ if (IsWritableStreamDefaultWriter(this) === false) {
+ throw defaultWriterBrandCheckException('releaseLock');
+ }
+
+ var stream = this._ownerWritableStream;
+
+ if (stream === undefined) {
+ return;
+ }
+
+ assert(stream._writer !== undefined);
+ WritableStreamDefaultWriterRelease(this);
+ }
+ }, {
+ key: 'write',
+ value: function write(chunk) {
+ if (IsWritableStreamDefaultWriter(this) === false) {
+ return Promise.reject(defaultWriterBrandCheckException('write'));
+ }
+
+ if (this._ownerWritableStream === undefined) {
+ return Promise.reject(defaultWriterLockException('write to'));
+ }
+
+ return WritableStreamDefaultWriterWrite(this, chunk);
+ }
+ }, {
+ key: 'closed',
+ get: function get() {
+ if (IsWritableStreamDefaultWriter(this) === false) {
+ return Promise.reject(defaultWriterBrandCheckException('closed'));
+ }
+
+ return this._closedPromise;
+ }
+ }, {
+ key: 'desiredSize',
+ get: function get() {
+ if (IsWritableStreamDefaultWriter(this) === false) {
+ throw defaultWriterBrandCheckException('desiredSize');
+ }
+
+ if (this._ownerWritableStream === undefined) {
+ throw defaultWriterLockException('desiredSize');
+ }
+
+ return WritableStreamDefaultWriterGetDesiredSize(this);
+ }
+ }, {
+ key: 'ready',
+ get: function get() {
+ if (IsWritableStreamDefaultWriter(this) === false) {
+ return Promise.reject(defaultWriterBrandCheckException('ready'));
+ }
+
+ return this._readyPromise;
+ }
+ }]);
+
+ return WritableStreamDefaultWriter;
+ }();
+
+ function IsWritableStreamDefaultWriter(x) {
+ if (!typeIsObject(x)) {
+ return false;
+ }
+
+ if (!Object.prototype.hasOwnProperty.call(x, '_ownerWritableStream')) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function WritableStreamDefaultWriterAbort(writer, reason) {
+ var stream = writer._ownerWritableStream;
+ assert(stream !== undefined);
+ return WritableStreamAbort(stream, reason);
+ }
+
+ function WritableStreamDefaultWriterClose(writer) {
+ var stream = writer._ownerWritableStream;
+ assert(stream !== undefined);
+ var state = stream._state;
+
+ if (state === 'closed' || state === 'errored') {
+ return Promise.reject(new TypeError('The stream (in ' + state + ' state) is not in the writable state and cannot be closed'));
+ }
+
+ assert(state === 'writable' || state === 'erroring');
+ assert(WritableStreamCloseQueuedOrInFlight(stream) === false);
+ var promise = new Promise(function (resolve, reject) {
+ var closeRequest = {
+ _resolve: resolve,
+ _reject: reject
+ };
+ stream._closeRequest = closeRequest;
+ });
+
+ if (stream._backpressure === true && state === 'writable') {
+ defaultWriterReadyPromiseResolve(writer);
+ }
+
+ WritableStreamDefaultControllerClose(stream._writableStreamController);
+ return promise;
+ }
+
+ function WritableStreamDefaultWriterCloseWithErrorPropagation(writer) {
+ var stream = writer._ownerWritableStream;
+ assert(stream !== undefined);
+ var state = stream._state;
+
+ if (WritableStreamCloseQueuedOrInFlight(stream) === true || state === 'closed') {
+ return Promise.resolve();
+ }
+
+ if (state === 'errored') {
+ return Promise.reject(stream._storedError);
+ }
+
+ assert(state === 'writable' || state === 'erroring');
+ return WritableStreamDefaultWriterClose(writer);
+ }
+
+ function WritableStreamDefaultWriterEnsureClosedPromiseRejected(writer, error) {
+ if (writer._closedPromiseState === 'pending') {
+ defaultWriterClosedPromiseReject(writer, error);
+ } else {
+ defaultWriterClosedPromiseResetToRejected(writer, error);
+ }
+
+ writer._closedPromise.catch(function () {});
+ }
+
+ function WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, error) {
+ if (writer._readyPromiseState === 'pending') {
+ defaultWriterReadyPromiseReject(writer, error);
+ } else {
+ defaultWriterReadyPromiseResetToRejected(writer, error);
+ }
+
+ writer._readyPromise.catch(function () {});
+ }
+
+ function WritableStreamDefaultWriterGetDesiredSize(writer) {
+ var stream = writer._ownerWritableStream;
+ var state = stream._state;
+
+ if (state === 'errored' || state === 'erroring') {
+ return null;
+ }
+
+ if (state === 'closed') {
+ return 0;
+ }
+
+ return WritableStreamDefaultControllerGetDesiredSize(stream._writableStreamController);
+ }
+
+ function WritableStreamDefaultWriterRelease(writer) {
+ var stream = writer._ownerWritableStream;
+ assert(stream !== undefined);
+ assert(stream._writer === writer);
+ var releasedError = new TypeError('Writer was released and can no longer be used to monitor the stream\'s closedness');
+ WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, releasedError);
+ WritableStreamDefaultWriterEnsureClosedPromiseRejected(writer, releasedError);
+ stream._writer = undefined;
+ writer._ownerWritableStream = undefined;
+ }
+
+ function WritableStreamDefaultWriterWrite(writer, chunk) {
+ var stream = writer._ownerWritableStream;
+ assert(stream !== undefined);
+ var controller = stream._writableStreamController;
+ var chunkSize = WritableStreamDefaultControllerGetChunkSize(controller, chunk);
+
+ if (stream !== writer._ownerWritableStream) {
+ return Promise.reject(defaultWriterLockException('write to'));
+ }
+
+ var state = stream._state;
+
+ if (state === 'errored') {
+ return Promise.reject(stream._storedError);
+ }
+
+ if (WritableStreamCloseQueuedOrInFlight(stream) === true || state === 'closed') {
+ return Promise.reject(new TypeError('The stream is closing or closed and cannot be written to'));
+ }
+
+ if (state === 'erroring') {
+ return Promise.reject(stream._storedError);
+ }
+
+ assert(state === 'writable');
+ var promise = WritableStreamAddWriteRequest(stream);
+ WritableStreamDefaultControllerWrite(controller, chunk, chunkSize);
+ return promise;
+ }
+
+ var WritableStreamDefaultController = function () {
+ function WritableStreamDefaultController(stream, underlyingSink, size, highWaterMark) {
+ _classCallCheck(this, WritableStreamDefaultController);
+
+ if (IsWritableStream(stream) === false) {
+ throw new TypeError('WritableStreamDefaultController can only be constructed with a WritableStream instance');
+ }
+
+ if (stream._writableStreamController !== undefined) {
+ throw new TypeError('WritableStreamDefaultController instances can only be created by the WritableStream constructor');
+ }
+
+ this._controlledWritableStream = stream;
+ this._underlyingSink = underlyingSink;
+ this._queue = undefined;
+ this._queueTotalSize = undefined;
+ ResetQueue(this);
+ this._started = false;
+ var normalizedStrategy = ValidateAndNormalizeQueuingStrategy(size, highWaterMark);
+ this._strategySize = normalizedStrategy.size;
+ this._strategyHWM = normalizedStrategy.highWaterMark;
+ var backpressure = WritableStreamDefaultControllerGetBackpressure(this);
+ WritableStreamUpdateBackpressure(stream, backpressure);
+ }
+
+ _createClass(WritableStreamDefaultController, [{
+ key: 'error',
+ value: function error(e) {
+ if (IsWritableStreamDefaultController(this) === false) {
+ throw new TypeError('WritableStreamDefaultController.prototype.error can only be used on a WritableStreamDefaultController');
+ }
+
+ var state = this._controlledWritableStream._state;
+
+ if (state !== 'writable') {
+ return;
+ }
+
+ WritableStreamDefaultControllerError(this, e);
+ }
+ }, {
+ key: '__abortSteps',
+ value: function __abortSteps(reason) {
+ return PromiseInvokeOrNoop(this._underlyingSink, 'abort', [reason]);
+ }
+ }, {
+ key: '__errorSteps',
+ value: function __errorSteps() {
+ ResetQueue(this);
+ }
+ }, {
+ key: '__startSteps',
+ value: function __startSteps() {
+ var _this = this;
+
+ var startResult = InvokeOrNoop(this._underlyingSink, 'start', [this]);
+ var stream = this._controlledWritableStream;
+ Promise.resolve(startResult).then(function () {
+ assert(stream._state === 'writable' || stream._state === 'erroring');
+ _this._started = true;
+ WritableStreamDefaultControllerAdvanceQueueIfNeeded(_this);
+ }, function (r) {
+ assert(stream._state === 'writable' || stream._state === 'erroring');
+ _this._started = true;
+ WritableStreamDealWithRejection(stream, r);
+ }).catch(rethrowAssertionErrorRejection);
+ }
+ }]);
+
+ return WritableStreamDefaultController;
+ }();
+
+ function WritableStreamDefaultControllerClose(controller) {
+ EnqueueValueWithSize(controller, 'close', 0);
+ WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
+ }
+
+ function WritableStreamDefaultControllerGetChunkSize(controller, chunk) {
+ var strategySize = controller._strategySize;
+
+ if (strategySize === undefined) {
+ return 1;
+ }
+
+ try {
+ return strategySize(chunk);
+ } catch (chunkSizeE) {
+ WritableStreamDefaultControllerErrorIfNeeded(controller, chunkSizeE);
+ return 1;
+ }
+ }
+
+ function WritableStreamDefaultControllerGetDesiredSize(controller) {
+ return controller._strategyHWM - controller._queueTotalSize;
+ }
+
+ function WritableStreamDefaultControllerWrite(controller, chunk, chunkSize) {
+ var writeRecord = {
+ chunk: chunk
+ };
+
+ try {
+ EnqueueValueWithSize(controller, writeRecord, chunkSize);
+ } catch (enqueueE) {
+ WritableStreamDefaultControllerErrorIfNeeded(controller, enqueueE);
+ return;
+ }
+
+ var stream = controller._controlledWritableStream;
+
+ if (WritableStreamCloseQueuedOrInFlight(stream) === false && stream._state === 'writable') {
+ var backpressure = WritableStreamDefaultControllerGetBackpressure(controller);
+ WritableStreamUpdateBackpressure(stream, backpressure);
+ }
+
+ WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
+ }
+
+ function IsWritableStreamDefaultController(x) {
+ if (!typeIsObject(x)) {
+ return false;
+ }
+
+ if (!Object.prototype.hasOwnProperty.call(x, '_underlyingSink')) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller) {
+ var stream = controller._controlledWritableStream;
+
+ if (controller._started === false) {
+ return;
+ }
+
+ if (stream._inFlightWriteRequest !== undefined) {
+ return;
+ }
+
+ var state = stream._state;
+
+ if (state === 'closed' || state === 'errored') {
+ return;
+ }
+
+ if (state === 'erroring') {
+ WritableStreamFinishErroring(stream);
+ return;
+ }
+
+ if (controller._queue.length === 0) {
+ return;
+ }
+
+ var writeRecord = PeekQueueValue(controller);
+
+ if (writeRecord === 'close') {
+ WritableStreamDefaultControllerProcessClose(controller);
+ } else {
+ WritableStreamDefaultControllerProcessWrite(controller, writeRecord.chunk);
+ }
+ }
+
+ function WritableStreamDefaultControllerErrorIfNeeded(controller, error) {
+ if (controller._controlledWritableStream._state === 'writable') {
+ WritableStreamDefaultControllerError(controller, error);
+ }
+ }
+
+ function WritableStreamDefaultControllerProcessClose(controller) {
+ var stream = controller._controlledWritableStream;
+ WritableStreamMarkCloseRequestInFlight(stream);
+ DequeueValue(controller);
+ assert(controller._queue.length === 0, 'queue must be empty once the final write record is dequeued');
+ var sinkClosePromise = PromiseInvokeOrNoop(controller._underlyingSink, 'close', []);
+ sinkClosePromise.then(function () {
+ WritableStreamFinishInFlightClose(stream);
+ }, function (reason) {
+ WritableStreamFinishInFlightCloseWithError(stream, reason);
+ }).catch(rethrowAssertionErrorRejection);
+ }
+
+ function WritableStreamDefaultControllerProcessWrite(controller, chunk) {
+ var stream = controller._controlledWritableStream;
+ WritableStreamMarkFirstWriteRequestInFlight(stream);
+ var sinkWritePromise = PromiseInvokeOrNoop(controller._underlyingSink, 'write', [chunk, controller]);
+ sinkWritePromise.then(function () {
+ WritableStreamFinishInFlightWrite(stream);
+ var state = stream._state;
+ assert(state === 'writable' || state === 'erroring');
+ DequeueValue(controller);
+
+ if (WritableStreamCloseQueuedOrInFlight(stream) === false && state === 'writable') {
+ var backpressure = WritableStreamDefaultControllerGetBackpressure(controller);
+ WritableStreamUpdateBackpressure(stream, backpressure);
+ }
+
+ WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
+ }, function (reason) {
+ WritableStreamFinishInFlightWriteWithError(stream, reason);
+ }).catch(rethrowAssertionErrorRejection);
+ }
+
+ function WritableStreamDefaultControllerGetBackpressure(controller) {
+ var desiredSize = WritableStreamDefaultControllerGetDesiredSize(controller);
+ return desiredSize <= 0;
+ }
+
+ function WritableStreamDefaultControllerError(controller, error) {
+ var stream = controller._controlledWritableStream;
+ assert(stream._state === 'writable');
+ WritableStreamStartErroring(stream, error);
+ }
+
+ function streamBrandCheckException(name) {
+ return new TypeError('WritableStream.prototype.' + name + ' can only be used on a WritableStream');
+ }
+
+ function defaultWriterBrandCheckException(name) {
+ return new TypeError('WritableStreamDefaultWriter.prototype.' + name + ' can only be used on a WritableStreamDefaultWriter');
+ }
+
+ function defaultWriterLockException(name) {
+ return new TypeError('Cannot ' + name + ' a stream using a released writer');
+ }
+
+ function defaultWriterClosedPromiseInitialize(writer) {
+ writer._closedPromise = new Promise(function (resolve, reject) {
+ writer._closedPromise_resolve = resolve;
+ writer._closedPromise_reject = reject;
+ writer._closedPromiseState = 'pending';
+ });
+ }
+
+ function defaultWriterClosedPromiseInitializeAsRejected(writer, reason) {
+ writer._closedPromise = Promise.reject(reason);
+ writer._closedPromise_resolve = undefined;
+ writer._closedPromise_reject = undefined;
+ writer._closedPromiseState = 'rejected';
+ }
+
+ function defaultWriterClosedPromiseInitializeAsResolved(writer) {
+ writer._closedPromise = Promise.resolve(undefined);
+ writer._closedPromise_resolve = undefined;
+ writer._closedPromise_reject = undefined;
+ writer._closedPromiseState = 'resolved';
+ }
+
+ function defaultWriterClosedPromiseReject(writer, reason) {
+ assert(writer._closedPromise_resolve !== undefined, 'writer._closedPromise_resolve !== undefined');
+ assert(writer._closedPromise_reject !== undefined, 'writer._closedPromise_reject !== undefined');
+ assert(writer._closedPromiseState === 'pending', 'writer._closedPromiseState is pending');
+
+ writer._closedPromise_reject(reason);
+
+ writer._closedPromise_resolve = undefined;
+ writer._closedPromise_reject = undefined;
+ writer._closedPromiseState = 'rejected';
+ }
+
+ function defaultWriterClosedPromiseResetToRejected(writer, reason) {
+ assert(writer._closedPromise_resolve === undefined, 'writer._closedPromise_resolve === undefined');
+ assert(writer._closedPromise_reject === undefined, 'writer._closedPromise_reject === undefined');
+ assert(writer._closedPromiseState !== 'pending', 'writer._closedPromiseState is not pending');
+ writer._closedPromise = Promise.reject(reason);
+ writer._closedPromiseState = 'rejected';
+ }
+
+ function defaultWriterClosedPromiseResolve(writer) {
+ assert(writer._closedPromise_resolve !== undefined, 'writer._closedPromise_resolve !== undefined');
+ assert(writer._closedPromise_reject !== undefined, 'writer._closedPromise_reject !== undefined');
+ assert(writer._closedPromiseState === 'pending', 'writer._closedPromiseState is pending');
+
+ writer._closedPromise_resolve(undefined);
+
+ writer._closedPromise_resolve = undefined;
+ writer._closedPromise_reject = undefined;
+ writer._closedPromiseState = 'resolved';
+ }
+
+ function defaultWriterReadyPromiseInitialize(writer) {
+ writer._readyPromise = new Promise(function (resolve, reject) {
+ writer._readyPromise_resolve = resolve;
+ writer._readyPromise_reject = reject;
+ });
+ writer._readyPromiseState = 'pending';
+ }
+
+ function defaultWriterReadyPromiseInitializeAsRejected(writer, reason) {
+ writer._readyPromise = Promise.reject(reason);
+ writer._readyPromise_resolve = undefined;
+ writer._readyPromise_reject = undefined;
+ writer._readyPromiseState = 'rejected';
+ }
+
+ function defaultWriterReadyPromiseInitializeAsResolved(writer) {
+ writer._readyPromise = Promise.resolve(undefined);
+ writer._readyPromise_resolve = undefined;
+ writer._readyPromise_reject = undefined;
+ writer._readyPromiseState = 'fulfilled';
+ }
+
+ function defaultWriterReadyPromiseReject(writer, reason) {
+ assert(writer._readyPromise_resolve !== undefined, 'writer._readyPromise_resolve !== undefined');
+ assert(writer._readyPromise_reject !== undefined, 'writer._readyPromise_reject !== undefined');
+
+ writer._readyPromise_reject(reason);
+
+ writer._readyPromise_resolve = undefined;
+ writer._readyPromise_reject = undefined;
+ writer._readyPromiseState = 'rejected';
+ }
+
+ function defaultWriterReadyPromiseReset(writer) {
+ assert(writer._readyPromise_resolve === undefined, 'writer._readyPromise_resolve === undefined');
+ assert(writer._readyPromise_reject === undefined, 'writer._readyPromise_reject === undefined');
+ writer._readyPromise = new Promise(function (resolve, reject) {
+ writer._readyPromise_resolve = resolve;
+ writer._readyPromise_reject = reject;
+ });
+ writer._readyPromiseState = 'pending';
+ }
+
+ function defaultWriterReadyPromiseResetToRejected(writer, reason) {
+ assert(writer._readyPromise_resolve === undefined, 'writer._readyPromise_resolve === undefined');
+ assert(writer._readyPromise_reject === undefined, 'writer._readyPromise_reject === undefined');
+ writer._readyPromise = Promise.reject(reason);
+ writer._readyPromiseState = 'rejected';
+ }
+
+ function defaultWriterReadyPromiseResolve(writer) {
+ assert(writer._readyPromise_resolve !== undefined, 'writer._readyPromise_resolve !== undefined');
+ assert(writer._readyPromise_reject !== undefined, 'writer._readyPromise_reject !== undefined');
+
+ writer._readyPromise_resolve(undefined);
+
+ writer._readyPromise_resolve = undefined;
+ writer._readyPromise_reject = undefined;
+ writer._readyPromiseState = 'fulfilled';
+ }
+}, function (module, exports, __w_pdfjs_require__) {
+ "use strict";
+
+ var _require = __w_pdfjs_require__(0),
+ IsFiniteNonNegativeNumber = _require.IsFiniteNonNegativeNumber;
+
+ var _require2 = __w_pdfjs_require__(1),
+ assert = _require2.assert;
+
+ exports.DequeueValue = function (container) {
+ assert('_queue' in container && '_queueTotalSize' in container, 'Spec-level failure: DequeueValue should only be used on containers with [[queue]] and [[queueTotalSize]].');
+ assert(container._queue.length > 0, 'Spec-level failure: should never dequeue from an empty queue.');
+
+ var pair = container._queue.shift();
+
+ container._queueTotalSize -= pair.size;
+
+ if (container._queueTotalSize < 0) {
+ container._queueTotalSize = 0;
+ }
+
+ return pair.value;
+ };
+
+ exports.EnqueueValueWithSize = function (container, value, size) {
+ assert('_queue' in container && '_queueTotalSize' in container, 'Spec-level failure: EnqueueValueWithSize should only be used on containers with [[queue]] and ' + '[[queueTotalSize]].');
+ size = Number(size);
+
+ if (!IsFiniteNonNegativeNumber(size)) {
+ throw new RangeError('Size must be a finite, non-NaN, non-negative number.');
+ }
+
+ container._queue.push({
+ value: value,
+ size: size
+ });
+
+ container._queueTotalSize += size;
+ };
+
+ exports.PeekQueueValue = function (container) {
+ assert('_queue' in container && '_queueTotalSize' in container, 'Spec-level failure: PeekQueueValue should only be used on containers with [[queue]] and [[queueTotalSize]].');
+ assert(container._queue.length > 0, 'Spec-level failure: should never peek at an empty queue.');
+ var pair = container._queue[0];
+ return pair.value;
+ };
+
+ exports.ResetQueue = function (container) {
+ assert('_queue' in container && '_queueTotalSize' in container, 'Spec-level failure: ResetQueue should only be used on containers with [[queue]] and [[queueTotalSize]].');
+ container._queue = [];
+ container._queueTotalSize = 0;
+ };
+}, function (module, exports, __w_pdfjs_require__) {
+ "use strict";
+
+ var _createClass = function () {
+ function defineProperties(target, props) {
+ for (var i = 0; i < props.length; i++) {
+ var descriptor = props[i];
+ descriptor.enumerable = descriptor.enumerable || false;
+ descriptor.configurable = true;
+ if ("value" in descriptor) descriptor.writable = true;
+ Object.defineProperty(target, descriptor.key, descriptor);
+ }
+ }
+
+ return function (Constructor, protoProps, staticProps) {
+ if (protoProps) defineProperties(Constructor.prototype, protoProps);
+ if (staticProps) defineProperties(Constructor, staticProps);
+ return Constructor;
+ };
+ }();
+
+ function _classCallCheck(instance, Constructor) {
+ if (!(instance instanceof Constructor)) {
+ throw new TypeError("Cannot call a class as a function");
+ }
+ }
+
+ var _require = __w_pdfjs_require__(0),
+ ArrayBufferCopy = _require.ArrayBufferCopy,
+ CreateIterResultObject = _require.CreateIterResultObject,
+ IsFiniteNonNegativeNumber = _require.IsFiniteNonNegativeNumber,
+ InvokeOrNoop = _require.InvokeOrNoop,
+ PromiseInvokeOrNoop = _require.PromiseInvokeOrNoop,
+ TransferArrayBuffer = _require.TransferArrayBuffer,
+ ValidateAndNormalizeQueuingStrategy = _require.ValidateAndNormalizeQueuingStrategy,
+ ValidateAndNormalizeHighWaterMark = _require.ValidateAndNormalizeHighWaterMark;
+
+ var _require2 = __w_pdfjs_require__(0),
+ createArrayFromList = _require2.createArrayFromList,
+ createDataProperty = _require2.createDataProperty,
+ typeIsObject = _require2.typeIsObject;
+
+ var _require3 = __w_pdfjs_require__(1),
+ assert = _require3.assert,
+ rethrowAssertionErrorRejection = _require3.rethrowAssertionErrorRejection;
+
+ var _require4 = __w_pdfjs_require__(3),
+ DequeueValue = _require4.DequeueValue,
+ EnqueueValueWithSize = _require4.EnqueueValueWithSize,
+ ResetQueue = _require4.ResetQueue;
+
+ var _require5 = __w_pdfjs_require__(2),
+ AcquireWritableStreamDefaultWriter = _require5.AcquireWritableStreamDefaultWriter,
+ IsWritableStream = _require5.IsWritableStream,
+ IsWritableStreamLocked = _require5.IsWritableStreamLocked,
+ WritableStreamAbort = _require5.WritableStreamAbort,
+ WritableStreamDefaultWriterCloseWithErrorPropagation = _require5.WritableStreamDefaultWriterCloseWithErrorPropagation,
+ WritableStreamDefaultWriterRelease = _require5.WritableStreamDefaultWriterRelease,
+ WritableStreamDefaultWriterWrite = _require5.WritableStreamDefaultWriterWrite,
+ WritableStreamCloseQueuedOrInFlight = _require5.WritableStreamCloseQueuedOrInFlight;
+
+ var ReadableStream = function () {
+ function ReadableStream() {
+ var underlyingSource = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
+
+ var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
+ size = _ref.size,
+ highWaterMark = _ref.highWaterMark;
+
+ _classCallCheck(this, ReadableStream);
+
+ this._state = 'readable';
+ this._reader = undefined;
+ this._storedError = undefined;
+ this._disturbed = false;
+ this._readableStreamController = undefined;
+ var type = underlyingSource.type;
+ var typeString = String(type);
+
+ if (typeString === 'bytes') {
+ if (highWaterMark === undefined) {
+ highWaterMark = 0;
+ }
+
+ this._readableStreamController = new ReadableByteStreamController(this, underlyingSource, highWaterMark);
+ } else if (type === undefined) {
+ if (highWaterMark === undefined) {
+ highWaterMark = 1;
+ }
+
+ this._readableStreamController = new ReadableStreamDefaultController(this, underlyingSource, size, highWaterMark);
+ } else {
+ throw new RangeError('Invalid type is specified');
+ }
+ }
+
+ _createClass(ReadableStream, [{
+ key: 'cancel',
+ value: function cancel(reason) {
+ if (IsReadableStream(this) === false) {
+ return Promise.reject(streamBrandCheckException('cancel'));
+ }
+
+ if (IsReadableStreamLocked(this) === true) {
+ return Promise.reject(new TypeError('Cannot cancel a stream that already has a reader'));
+ }
+
+ return ReadableStreamCancel(this, reason);
+ }
+ }, {
+ key: 'getReader',
+ value: function getReader() {
+ var _ref2 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
+ mode = _ref2.mode;
+
+ if (IsReadableStream(this) === false) {
+ throw streamBrandCheckException('getReader');
+ }
+
+ if (mode === undefined) {
+ return AcquireReadableStreamDefaultReader(this);
+ }
+
+ mode = String(mode);
+
+ if (mode === 'byob') {
+ return AcquireReadableStreamBYOBReader(this);
+ }
+
+ throw new RangeError('Invalid mode is specified');
+ }
+ }, {
+ key: 'pipeThrough',
+ value: function pipeThrough(_ref3, options) {
+ var writable = _ref3.writable,
+ readable = _ref3.readable;
+ var promise = this.pipeTo(writable, options);
+ ifIsObjectAndHasAPromiseIsHandledInternalSlotSetPromiseIsHandledToTrue(promise);
+ return readable;
+ }
+ }, {
+ key: 'pipeTo',
+ value: function pipeTo(dest) {
+ var _this = this;
+
+ var _ref4 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
+ preventClose = _ref4.preventClose,
+ preventAbort = _ref4.preventAbort,
+ preventCancel = _ref4.preventCancel;
+
+ if (IsReadableStream(this) === false) {
+ return Promise.reject(streamBrandCheckException('pipeTo'));
+ }
+
+ if (IsWritableStream(dest) === false) {
+ return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo\'s first argument must be a WritableStream'));
+ }
+
+ preventClose = Boolean(preventClose);
+ preventAbort = Boolean(preventAbort);
+ preventCancel = Boolean(preventCancel);
+
+ if (IsReadableStreamLocked(this) === true) {
+ return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo cannot be used on a locked ReadableStream'));
+ }
+
+ if (IsWritableStreamLocked(dest) === true) {
+ return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo cannot be used on a locked WritableStream'));
+ }
+
+ var reader = AcquireReadableStreamDefaultReader(this);
+ var writer = AcquireWritableStreamDefaultWriter(dest);
+ var shuttingDown = false;
+ var currentWrite = Promise.resolve();
+ return new Promise(function (resolve, reject) {
+ function pipeLoop() {
+ currentWrite = Promise.resolve();
+
+ if (shuttingDown === true) {
+ return Promise.resolve();
+ }
+
+ return writer._readyPromise.then(function () {
+ return ReadableStreamDefaultReaderRead(reader).then(function (_ref5) {
+ var value = _ref5.value,
+ done = _ref5.done;
+
+ if (done === true) {
+ return;
+ }
+
+ currentWrite = WritableStreamDefaultWriterWrite(writer, value).catch(function () {});
+ });
+ }).then(pipeLoop);
+ }
+
+ isOrBecomesErrored(_this, reader._closedPromise, function (storedError) {
+ if (preventAbort === false) {
+ shutdownWithAction(function () {
+ return WritableStreamAbort(dest, storedError);
+ }, true, storedError);
+ } else {
+ shutdown(true, storedError);
+ }
+ });
+ isOrBecomesErrored(dest, writer._closedPromise, function (storedError) {
+ if (preventCancel === false) {
+ shutdownWithAction(function () {
+ return ReadableStreamCancel(_this, storedError);
+ }, true, storedError);
+ } else {
+ shutdown(true, storedError);
+ }
+ });
+ isOrBecomesClosed(_this, reader._closedPromise, function () {
+ if (preventClose === false) {
+ shutdownWithAction(function () {
+ return WritableStreamDefaultWriterCloseWithErrorPropagation(writer);
+ });
+ } else {
+ shutdown();
+ }
+ });
+
+ if (WritableStreamCloseQueuedOrInFlight(dest) === true || dest._state === 'closed') {
+ var destClosed = new TypeError('the destination writable stream closed before all data could be piped to it');
+
+ if (preventCancel === false) {
+ shutdownWithAction(function () {
+ return ReadableStreamCancel(_this, destClosed);
+ }, true, destClosed);
+ } else {
+ shutdown(true, destClosed);
+ }
+ }
+
+ pipeLoop().catch(function (err) {
+ currentWrite = Promise.resolve();
+ rethrowAssertionErrorRejection(err);
+ });
+
+ function waitForWritesToFinish() {
+ var oldCurrentWrite = currentWrite;
+ return currentWrite.then(function () {
+ return oldCurrentWrite !== currentWrite ? waitForWritesToFinish() : undefined;
+ });
+ }
+
+ function isOrBecomesErrored(stream, promise, action) {
+ if (stream._state === 'errored') {
+ action(stream._storedError);
+ } else {
+ promise.catch(action).catch(rethrowAssertionErrorRejection);
+ }
+ }
+
+ function isOrBecomesClosed(stream, promise, action) {
+ if (stream._state === 'closed') {
+ action();
+ } else {
+ promise.then(action).catch(rethrowAssertionErrorRejection);
+ }
+ }
+
+ function shutdownWithAction(action, originalIsError, originalError) {
+ if (shuttingDown === true) {
+ return;
+ }
+
+ shuttingDown = true;
+
+ if (dest._state === 'writable' && WritableStreamCloseQueuedOrInFlight(dest) === false) {
+ waitForWritesToFinish().then(doTheRest);
+ } else {
+ doTheRest();
+ }
+
+ function doTheRest() {
+ action().then(function () {
+ return finalize(originalIsError, originalError);
+ }, function (newError) {
+ return finalize(true, newError);
+ }).catch(rethrowAssertionErrorRejection);
+ }
+ }
+
+ function shutdown(isError, error) {
+ if (shuttingDown === true) {
+ return;
+ }
+
+ shuttingDown = true;
+
+ if (dest._state === 'writable' && WritableStreamCloseQueuedOrInFlight(dest) === false) {
+ waitForWritesToFinish().then(function () {
+ return finalize(isError, error);
+ }).catch(rethrowAssertionErrorRejection);
+ } else {
+ finalize(isError, error);
+ }
+ }
+
+ function finalize(isError, error) {
+ WritableStreamDefaultWriterRelease(writer);
+ ReadableStreamReaderGenericRelease(reader);
+
+ if (isError) {
+ reject(error);
+ } else {
+ resolve(undefined);
+ }
+ }
+ });
+ }
+ }, {
+ key: 'tee',
+ value: function tee() {
+ if (IsReadableStream(this) === false) {
+ throw streamBrandCheckException('tee');
+ }
+
+ var branches = ReadableStreamTee(this, false);
+ return createArrayFromList(branches);
+ }
+ }, {
+ key: 'locked',
+ get: function get() {
+ if (IsReadableStream(this) === false) {
+ throw streamBrandCheckException('locked');
+ }
+
+ return IsReadableStreamLocked(this);
+ }
+ }]);
+
+ return ReadableStream;
+ }();
+
+ module.exports = {
+ ReadableStream: ReadableStream,
+ IsReadableStreamDisturbed: IsReadableStreamDisturbed,
+ ReadableStreamDefaultControllerClose: ReadableStreamDefaultControllerClose,
+ ReadableStreamDefaultControllerEnqueue: ReadableStreamDefaultControllerEnqueue,
+ ReadableStreamDefaultControllerError: ReadableStreamDefaultControllerError,
+ ReadableStreamDefaultControllerGetDesiredSize: ReadableStreamDefaultControllerGetDesiredSize
+ };
+
+ function AcquireReadableStreamBYOBReader(stream) {
+ return new ReadableStreamBYOBReader(stream);
+ }
+
+ function AcquireReadableStreamDefaultReader(stream) {
+ return new ReadableStreamDefaultReader(stream);
+ }
+
+ function IsReadableStream(x) {
+ if (!typeIsObject(x)) {
+ return false;
+ }
+
+ if (!Object.prototype.hasOwnProperty.call(x, '_readableStreamController')) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function IsReadableStreamDisturbed(stream) {
+ assert(IsReadableStream(stream) === true, 'IsReadableStreamDisturbed should only be used on known readable streams');
+ return stream._disturbed;
+ }
+
+ function IsReadableStreamLocked(stream) {
+ assert(IsReadableStream(stream) === true, 'IsReadableStreamLocked should only be used on known readable streams');
+
+ if (stream._reader === undefined) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function ReadableStreamTee(stream, cloneForBranch2) {
+ assert(IsReadableStream(stream) === true);
+ assert(typeof cloneForBranch2 === 'boolean');
+ var reader = AcquireReadableStreamDefaultReader(stream);
+ var teeState = {
+ closedOrErrored: false,
+ canceled1: false,
+ canceled2: false,
+ reason1: undefined,
+ reason2: undefined
+ };
+ teeState.promise = new Promise(function (resolve) {
+ teeState._resolve = resolve;
+ });
+ var pull = create_ReadableStreamTeePullFunction();
+ pull._reader = reader;
+ pull._teeState = teeState;
+ pull._cloneForBranch2 = cloneForBranch2;
+ var cancel1 = create_ReadableStreamTeeBranch1CancelFunction();
+ cancel1._stream = stream;
+ cancel1._teeState = teeState;
+ var cancel2 = create_ReadableStreamTeeBranch2CancelFunction();
+ cancel2._stream = stream;
+ cancel2._teeState = teeState;
+ var underlyingSource1 = Object.create(Object.prototype);
+ createDataProperty(underlyingSource1, 'pull', pull);
+ createDataProperty(underlyingSource1, 'cancel', cancel1);
+ var branch1Stream = new ReadableStream(underlyingSource1);
+ var underlyingSource2 = Object.create(Object.prototype);
+ createDataProperty(underlyingSource2, 'pull', pull);
+ createDataProperty(underlyingSource2, 'cancel', cancel2);
+ var branch2Stream = new ReadableStream(underlyingSource2);
+ pull._branch1 = branch1Stream._readableStreamController;
+ pull._branch2 = branch2Stream._readableStreamController;
+
+ reader._closedPromise.catch(function (r) {
+ if (teeState.closedOrErrored === true) {
+ return;
+ }
+
+ ReadableStreamDefaultControllerError(pull._branch1, r);
+ ReadableStreamDefaultControllerError(pull._branch2, r);
+ teeState.closedOrErrored = true;
+ });
+
+ return [branch1Stream, branch2Stream];
+ }
+
+ function create_ReadableStreamTeePullFunction() {
+ function f() {
+ var reader = f._reader,
+ branch1 = f._branch1,
+ branch2 = f._branch2,
+ teeState = f._teeState;
+ return ReadableStreamDefaultReaderRead(reader).then(function (result) {
+ assert(typeIsObject(result));
+ var value = result.value;
+ var done = result.done;
+ assert(typeof done === 'boolean');
+
+ if (done === true && teeState.closedOrErrored === false) {
+ if (teeState.canceled1 === false) {
+ ReadableStreamDefaultControllerClose(branch1);
+ }
+
+ if (teeState.canceled2 === false) {
+ ReadableStreamDefaultControllerClose(branch2);
+ }
+
+ teeState.closedOrErrored = true;
+ }
+
+ if (teeState.closedOrErrored === true) {
+ return;
+ }
+
+ var value1 = value;
+ var value2 = value;
+
+ if (teeState.canceled1 === false) {
+ ReadableStreamDefaultControllerEnqueue(branch1, value1);
+ }
+
+ if (teeState.canceled2 === false) {
+ ReadableStreamDefaultControllerEnqueue(branch2, value2);
+ }
+ });
+ }
+
+ return f;
+ }
+
+ function create_ReadableStreamTeeBranch1CancelFunction() {
+ function f(reason) {
+ var stream = f._stream,
+ teeState = f._teeState;
+ teeState.canceled1 = true;
+ teeState.reason1 = reason;
+
+ if (teeState.canceled2 === true) {
+ var compositeReason = createArrayFromList([teeState.reason1, teeState.reason2]);
+ var cancelResult = ReadableStreamCancel(stream, compositeReason);
+
+ teeState._resolve(cancelResult);
+ }
+
+ return teeState.promise;
+ }
+
+ return f;
+ }
+
+ function create_ReadableStreamTeeBranch2CancelFunction() {
+ function f(reason) {
+ var stream = f._stream,
+ teeState = f._teeState;
+ teeState.canceled2 = true;
+ teeState.reason2 = reason;
+
+ if (teeState.canceled1 === true) {
+ var compositeReason = createArrayFromList([teeState.reason1, teeState.reason2]);
+ var cancelResult = ReadableStreamCancel(stream, compositeReason);
+
+ teeState._resolve(cancelResult);
+ }
+
+ return teeState.promise;
+ }
+
+ return f;
+ }
+
+ function ReadableStreamAddReadIntoRequest(stream) {
+ assert(IsReadableStreamBYOBReader(stream._reader) === true);
+ assert(stream._state === 'readable' || stream._state === 'closed');
+ var promise = new Promise(function (resolve, reject) {
+ var readIntoRequest = {
+ _resolve: resolve,
+ _reject: reject
+ };
+
+ stream._reader._readIntoRequests.push(readIntoRequest);
+ });
+ return promise;
+ }
+
+ function ReadableStreamAddReadRequest(stream) {
+ assert(IsReadableStreamDefaultReader(stream._reader) === true);
+ assert(stream._state === 'readable');
+ var promise = new Promise(function (resolve, reject) {
+ var readRequest = {
+ _resolve: resolve,
+ _reject: reject
+ };
+
+ stream._reader._readRequests.push(readRequest);
+ });
+ return promise;
+ }
+
+ function ReadableStreamCancel(stream, reason) {
+ stream._disturbed = true;
+
+ if (stream._state === 'closed') {
+ return Promise.resolve(undefined);
+ }
+
+ if (stream._state === 'errored') {
+ return Promise.reject(stream._storedError);
+ }
+
+ ReadableStreamClose(stream);
+
+ var sourceCancelPromise = stream._readableStreamController.__cancelSteps(reason);
+
+ return sourceCancelPromise.then(function () {
+ return undefined;
+ });
+ }
+
+ function ReadableStreamClose(stream) {
+ assert(stream._state === 'readable');
+ stream._state = 'closed';
+ var reader = stream._reader;
+
+ if (reader === undefined) {
+ return undefined;
+ }
+
+ if (IsReadableStreamDefaultReader(reader) === true) {
+ for (var i = 0; i < reader._readRequests.length; i++) {
+ var _resolve = reader._readRequests[i]._resolve;
+
+ _resolve(CreateIterResultObject(undefined, true));
+ }
+
+ reader._readRequests = [];
+ }
+
+ defaultReaderClosedPromiseResolve(reader);
+ return undefined;
+ }
+
+ function ReadableStreamError(stream, e) {
+ assert(IsReadableStream(stream) === true, 'stream must be ReadableStream');
+ assert(stream._state === 'readable', 'state must be readable');
+ stream._state = 'errored';
+ stream._storedError = e;
+ var reader = stream._reader;
+
+ if (reader === undefined) {
+ return undefined;
+ }
+
+ if (IsReadableStreamDefaultReader(reader) === true) {
+ for (var i = 0; i < reader._readRequests.length; i++) {
+ var readRequest = reader._readRequests[i];
+
+ readRequest._reject(e);
+ }
+
+ reader._readRequests = [];
+ } else {
+ assert(IsReadableStreamBYOBReader(reader), 'reader must be ReadableStreamBYOBReader');
+
+ for (var _i = 0; _i < reader._readIntoRequests.length; _i++) {
+ var readIntoRequest = reader._readIntoRequests[_i];
+
+ readIntoRequest._reject(e);
+ }
+
+ reader._readIntoRequests = [];
+ }
+
+ defaultReaderClosedPromiseReject(reader, e);
+
+ reader._closedPromise.catch(function () {});
+ }
+
+ function ReadableStreamFulfillReadIntoRequest(stream, chunk, done) {
+ var reader = stream._reader;
+ assert(reader._readIntoRequests.length > 0);
+
+ var readIntoRequest = reader._readIntoRequests.shift();
+
+ readIntoRequest._resolve(CreateIterResultObject(chunk, done));
+ }
+
+ function ReadableStreamFulfillReadRequest(stream, chunk, done) {
+ var reader = stream._reader;
+ assert(reader._readRequests.length > 0);
+
+ var readRequest = reader._readRequests.shift();
+
+ readRequest._resolve(CreateIterResultObject(chunk, done));
+ }
+
+ function ReadableStreamGetNumReadIntoRequests(stream) {
+ return stream._reader._readIntoRequests.length;
+ }
+
+ function ReadableStreamGetNumReadRequests(stream) {
+ return stream._reader._readRequests.length;
+ }
+
+ function ReadableStreamHasBYOBReader(stream) {
+ var reader = stream._reader;
+
+ if (reader === undefined) {
+ return false;
+ }
+
+ if (IsReadableStreamBYOBReader(reader) === false) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function ReadableStreamHasDefaultReader(stream) {
+ var reader = stream._reader;
+
+ if (reader === undefined) {
+ return false;
+ }
+
+ if (IsReadableStreamDefaultReader(reader) === false) {
+ return false;
+ }
+
+ return true;
+ }
+
+ var ReadableStreamDefaultReader = function () {
+ function ReadableStreamDefaultReader(stream) {
+ _classCallCheck(this, ReadableStreamDefaultReader);
+
+ if (IsReadableStream(stream) === false) {
+ throw new TypeError('ReadableStreamDefaultReader can only be constructed with a ReadableStream instance');
+ }
+
+ if (IsReadableStreamLocked(stream) === true) {
+ throw new TypeError('This stream has already been locked for exclusive reading by another reader');
+ }
+
+ ReadableStreamReaderGenericInitialize(this, stream);
+ this._readRequests = [];
+ }
+
+ _createClass(ReadableStreamDefaultReader, [{
+ key: 'cancel',
+ value: function cancel(reason) {
+ if (IsReadableStreamDefaultReader(this) === false) {
+ return Promise.reject(defaultReaderBrandCheckException('cancel'));
+ }
+
+ if (this._ownerReadableStream === undefined) {
+ return Promise.reject(readerLockException('cancel'));
+ }
+
+ return ReadableStreamReaderGenericCancel(this, reason);
+ }
+ }, {
+ key: 'read',
+ value: function read() {
+ if (IsReadableStreamDefaultReader(this) === false) {
+ return Promise.reject(defaultReaderBrandCheckException('read'));
+ }
+
+ if (this._ownerReadableStream === undefined) {
+ return Promise.reject(readerLockException('read from'));
+ }
+
+ return ReadableStreamDefaultReaderRead(this);
+ }
+ }, {
+ key: 'releaseLock',
+ value: function releaseLock() {
+ if (IsReadableStreamDefaultReader(this) === false) {
+ throw defaultReaderBrandCheckException('releaseLock');
+ }
+
+ if (this._ownerReadableStream === undefined) {
+ return;
+ }
+
+ if (this._readRequests.length > 0) {
+ throw new TypeError('Tried to release a reader lock when that reader has pending read() calls un-settled');
+ }
+
+ ReadableStreamReaderGenericRelease(this);
+ }
+ }, {
+ key: 'closed',
+ get: function get() {
+ if (IsReadableStreamDefaultReader(this) === false) {
+ return Promise.reject(defaultReaderBrandCheckException('closed'));
+ }
+
+ return this._closedPromise;
+ }
+ }]);
+
+ return ReadableStreamDefaultReader;
+ }();
+
+ var ReadableStreamBYOBReader = function () {
+ function ReadableStreamBYOBReader(stream) {
+ _classCallCheck(this, ReadableStreamBYOBReader);
+
+ if (!IsReadableStream(stream)) {
+ throw new TypeError('ReadableStreamBYOBReader can only be constructed with a ReadableStream instance given a ' + 'byte source');
+ }
+
+ if (IsReadableByteStreamController(stream._readableStreamController) === false) {
+ throw new TypeError('Cannot construct a ReadableStreamBYOBReader for a stream not constructed with a byte ' + 'source');
+ }
+
+ if (IsReadableStreamLocked(stream)) {
+ throw new TypeError('This stream has already been locked for exclusive reading by another reader');
+ }
+
+ ReadableStreamReaderGenericInitialize(this, stream);
+ this._readIntoRequests = [];
+ }
+
+ _createClass(ReadableStreamBYOBReader, [{
+ key: 'cancel',
+ value: function cancel(reason) {
+ if (!IsReadableStreamBYOBReader(this)) {
+ return Promise.reject(byobReaderBrandCheckException('cancel'));
+ }
+
+ if (this._ownerReadableStream === undefined) {
+ return Promise.reject(readerLockException('cancel'));
+ }
+
+ return ReadableStreamReaderGenericCancel(this, reason);
+ }
+ }, {
+ key: 'read',
+ value: function read(view) {
+ if (!IsReadableStreamBYOBReader(this)) {
+ return Promise.reject(byobReaderBrandCheckException('read'));
+ }
+
+ if (this._ownerReadableStream === undefined) {
+ return Promise.reject(readerLockException('read from'));
+ }
+
+ if (!ArrayBuffer.isView(view)) {
+ return Promise.reject(new TypeError('view must be an array buffer view'));
+ }
+
+ if (view.byteLength === 0) {
+ return Promise.reject(new TypeError('view must have non-zero byteLength'));
+ }
+
+ return ReadableStreamBYOBReaderRead(this, view);
+ }
+ }, {
+ key: 'releaseLock',
+ value: function releaseLock() {
+ if (!IsReadableStreamBYOBReader(this)) {
+ throw byobReaderBrandCheckException('releaseLock');
+ }
+
+ if (this._ownerReadableStream === undefined) {
+ return;
+ }
+
+ if (this._readIntoRequests.length > 0) {
+ throw new TypeError('Tried to release a reader lock when that reader has pending read() calls un-settled');
+ }
+
+ ReadableStreamReaderGenericRelease(this);
+ }
+ }, {
+ key: 'closed',
+ get: function get() {
+ if (!IsReadableStreamBYOBReader(this)) {
+ return Promise.reject(byobReaderBrandCheckException('closed'));
+ }
+
+ return this._closedPromise;
+ }
+ }]);
+
+ return ReadableStreamBYOBReader;
+ }();
+
+ function IsReadableStreamBYOBReader(x) {
+ if (!typeIsObject(x)) {
+ return false;
+ }
+
+ if (!Object.prototype.hasOwnProperty.call(x, '_readIntoRequests')) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function IsReadableStreamDefaultReader(x) {
+ if (!typeIsObject(x)) {
+ return false;
+ }
+
+ if (!Object.prototype.hasOwnProperty.call(x, '_readRequests')) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function ReadableStreamReaderGenericInitialize(reader, stream) {
+ reader._ownerReadableStream = stream;
+ stream._reader = reader;
+
+ if (stream._state === 'readable') {
+ defaultReaderClosedPromiseInitialize(reader);
+ } else if (stream._state === 'closed') {
+ defaultReaderClosedPromiseInitializeAsResolved(reader);
+ } else {
+ assert(stream._state === 'errored', 'state must be errored');
+ defaultReaderClosedPromiseInitializeAsRejected(reader, stream._storedError);
+
+ reader._closedPromise.catch(function () {});
+ }
+ }
+
+ function ReadableStreamReaderGenericCancel(reader, reason) {
+ var stream = reader._ownerReadableStream;
+ assert(stream !== undefined);
+ return ReadableStreamCancel(stream, reason);
+ }
+
+ function ReadableStreamReaderGenericRelease(reader) {
+ assert(reader._ownerReadableStream !== undefined);
+ assert(reader._ownerReadableStream._reader === reader);
+
+ if (reader._ownerReadableStream._state === 'readable') {
+ defaultReaderClosedPromiseReject(reader, new TypeError('Reader was released and can no longer be used to monitor the stream\'s closedness'));
+ } else {
+ defaultReaderClosedPromiseResetToRejected(reader, new TypeError('Reader was released and can no longer be used to monitor the stream\'s closedness'));
+ }
+
+ reader._closedPromise.catch(function () {});
+
+ reader._ownerReadableStream._reader = undefined;
+ reader._ownerReadableStream = undefined;
+ }
+
+ function ReadableStreamBYOBReaderRead(reader, view) {
+ var stream = reader._ownerReadableStream;
+ assert(stream !== undefined);
+ stream._disturbed = true;
+
+ if (stream._state === 'errored') {
+ return Promise.reject(stream._storedError);
+ }
+
+ return ReadableByteStreamControllerPullInto(stream._readableStreamController, view);
+ }
+
+ function ReadableStreamDefaultReaderRead(reader) {
+ var stream = reader._ownerReadableStream;
+ assert(stream !== undefined);
+ stream._disturbed = true;
+
+ if (stream._state === 'closed') {
+ return Promise.resolve(CreateIterResultObject(undefined, true));
+ }
+
+ if (stream._state === 'errored') {
+ return Promise.reject(stream._storedError);
+ }
+
+ assert(stream._state === 'readable');
+ return stream._readableStreamController.__pullSteps();
+ }
+
+ var ReadableStreamDefaultController = function () {
+ function ReadableStreamDefaultController(stream, underlyingSource, size, highWaterMark) {
+ _classCallCheck(this, ReadableStreamDefaultController);
+
+ if (IsReadableStream(stream) === false) {
+ throw new TypeError('ReadableStreamDefaultController can only be constructed with a ReadableStream instance');
+ }
+
+ if (stream._readableStreamController !== undefined) {
+ throw new TypeError('ReadableStreamDefaultController instances can only be created by the ReadableStream constructor');
+ }
+
+ this._controlledReadableStream = stream;
+ this._underlyingSource = underlyingSource;
+ this._queue = undefined;
+ this._queueTotalSize = undefined;
+ ResetQueue(this);
+ this._started = false;
+ this._closeRequested = false;
+ this._pullAgain = false;
+ this._pulling = false;
+ var normalizedStrategy = ValidateAndNormalizeQueuingStrategy(size, highWaterMark);
+ this._strategySize = normalizedStrategy.size;
+ this._strategyHWM = normalizedStrategy.highWaterMark;
+ var controller = this;
+ var startResult = InvokeOrNoop(underlyingSource, 'start', [this]);
+ Promise.resolve(startResult).then(function () {
+ controller._started = true;
+ assert(controller._pulling === false);
+ assert(controller._pullAgain === false);
+ ReadableStreamDefaultControllerCallPullIfNeeded(controller);
+ }, function (r) {
+ ReadableStreamDefaultControllerErrorIfNeeded(controller, r);
+ }).catch(rethrowAssertionErrorRejection);
+ }
+
+ _createClass(ReadableStreamDefaultController, [{
+ key: 'close',
+ value: function close() {
+ if (IsReadableStreamDefaultController(this) === false) {
+ throw defaultControllerBrandCheckException('close');
+ }
+
+ if (this._closeRequested === true) {
+ throw new TypeError('The stream has already been closed; do not close it again!');
+ }
+
+ var state = this._controlledReadableStream._state;
+
+ if (state !== 'readable') {
+ throw new TypeError('The stream (in ' + state + ' state) is not in the readable state and cannot be closed');
+ }
+
+ ReadableStreamDefaultControllerClose(this);
+ }
+ }, {
+ key: 'enqueue',
+ value: function enqueue(chunk) {
+ if (IsReadableStreamDefaultController(this) === false) {
+ throw defaultControllerBrandCheckException('enqueue');
+ }
+
+ if (this._closeRequested === true) {
+ throw new TypeError('stream is closed or draining');
+ }
+
+ var state = this._controlledReadableStream._state;
+
+ if (state !== 'readable') {
+ throw new TypeError('The stream (in ' + state + ' state) is not in the readable state and cannot be enqueued to');
+ }
+
+ return ReadableStreamDefaultControllerEnqueue(this, chunk);
+ }
+ }, {
+ key: 'error',
+ value: function error(e) {
+ if (IsReadableStreamDefaultController(this) === false) {
+ throw defaultControllerBrandCheckException('error');
+ }
+
+ var stream = this._controlledReadableStream;
+
+ if (stream._state !== 'readable') {
+ throw new TypeError('The stream is ' + stream._state + ' and so cannot be errored');
+ }
+
+ ReadableStreamDefaultControllerError(this, e);
+ }
+ }, {
+ key: '__cancelSteps',
+ value: function __cancelSteps(reason) {
+ ResetQueue(this);
+ return PromiseInvokeOrNoop(this._underlyingSource, 'cancel', [reason]);
+ }
+ }, {
+ key: '__pullSteps',
+ value: function __pullSteps() {
+ var stream = this._controlledReadableStream;
+
+ if (this._queue.length > 0) {
+ var chunk = DequeueValue(this);
+
+ if (this._closeRequested === true && this._queue.length === 0) {
+ ReadableStreamClose(stream);
+ } else {
+ ReadableStreamDefaultControllerCallPullIfNeeded(this);
+ }
+
+ return Promise.resolve(CreateIterResultObject(chunk, false));
+ }
+
+ var pendingPromise = ReadableStreamAddReadRequest(stream);
+ ReadableStreamDefaultControllerCallPullIfNeeded(this);
+ return pendingPromise;
+ }
+ }, {
+ key: 'desiredSize',
+ get: function get() {
+ if (IsReadableStreamDefaultController(this) === false) {
+ throw defaultControllerBrandCheckException('desiredSize');
+ }
+
+ return ReadableStreamDefaultControllerGetDesiredSize(this);
+ }
+ }]);
+
+ return ReadableStreamDefaultController;
+ }();
+
+ function IsReadableStreamDefaultController(x) {
+ if (!typeIsObject(x)) {
+ return false;
+ }
+
+ if (!Object.prototype.hasOwnProperty.call(x, '_underlyingSource')) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function ReadableStreamDefaultControllerCallPullIfNeeded(controller) {
+ var shouldPull = ReadableStreamDefaultControllerShouldCallPull(controller);
+
+ if (shouldPull === false) {
+ return undefined;
+ }
+
+ if (controller._pulling === true) {
+ controller._pullAgain = true;
+ return undefined;
+ }
+
+ assert(controller._pullAgain === false);
+ controller._pulling = true;
+ var pullPromise = PromiseInvokeOrNoop(controller._underlyingSource, 'pull', [controller]);
+ pullPromise.then(function () {
+ controller._pulling = false;
+
+ if (controller._pullAgain === true) {
+ controller._pullAgain = false;
+ return ReadableStreamDefaultControllerCallPullIfNeeded(controller);
+ }
+
+ return undefined;
+ }, function (e) {
+ ReadableStreamDefaultControllerErrorIfNeeded(controller, e);
+ }).catch(rethrowAssertionErrorRejection);
+ return undefined;
+ }
+
+ function ReadableStreamDefaultControllerShouldCallPull(controller) {
+ var stream = controller._controlledReadableStream;
+
+ if (stream._state === 'closed' || stream._state === 'errored') {
+ return false;
+ }
+
+ if (controller._closeRequested === true) {
+ return false;
+ }
+
+ if (controller._started === false) {
+ return false;
+ }
+
+ if (IsReadableStreamLocked(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) {
+ return true;
+ }
+
+ var desiredSize = ReadableStreamDefaultControllerGetDesiredSize(controller);
+
+ if (desiredSize > 0) {
+ return true;
+ }
+
+ return false;
+ }
+
+ function ReadableStreamDefaultControllerClose(controller) {
+ var stream = controller._controlledReadableStream;
+ assert(controller._closeRequested === false);
+ assert(stream._state === 'readable');
+ controller._closeRequested = true;
+
+ if (controller._queue.length === 0) {
+ ReadableStreamClose(stream);
+ }
+ }
+
+ function ReadableStreamDefaultControllerEnqueue(controller, chunk) {
+ var stream = controller._controlledReadableStream;
+ assert(controller._closeRequested === false);
+ assert(stream._state === 'readable');
+
+ if (IsReadableStreamLocked(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) {
+ ReadableStreamFulfillReadRequest(stream, chunk, false);
+ } else {
+ var chunkSize = 1;
+
+ if (controller._strategySize !== undefined) {
+ var strategySize = controller._strategySize;
+
+ try {
+ chunkSize = strategySize(chunk);
+ } catch (chunkSizeE) {
+ ReadableStreamDefaultControllerErrorIfNeeded(controller, chunkSizeE);
+ throw chunkSizeE;
+ }
+ }
+
+ try {
+ EnqueueValueWithSize(controller, chunk, chunkSize);
+ } catch (enqueueE) {
+ ReadableStreamDefaultControllerErrorIfNeeded(controller, enqueueE);
+ throw enqueueE;
+ }
+ }
+
+ ReadableStreamDefaultControllerCallPullIfNeeded(controller);
+ return undefined;
+ }
+
+ function ReadableStreamDefaultControllerError(controller, e) {
+ var stream = controller._controlledReadableStream;
+ assert(stream._state === 'readable');
+ ResetQueue(controller);
+ ReadableStreamError(stream, e);
+ }
+
+ function ReadableStreamDefaultControllerErrorIfNeeded(controller, e) {
+ if (controller._controlledReadableStream._state === 'readable') {
+ ReadableStreamDefaultControllerError(controller, e);
+ }
+ }
+
+ function ReadableStreamDefaultControllerGetDesiredSize(controller) {
+ var stream = controller._controlledReadableStream;
+ var state = stream._state;
+
+ if (state === 'errored') {
+ return null;
+ }
+
+ if (state === 'closed') {
+ return 0;
+ }
+
+ return controller._strategyHWM - controller._queueTotalSize;
+ }
+
+ var ReadableStreamBYOBRequest = function () {
+ function ReadableStreamBYOBRequest(controller, view) {
+ _classCallCheck(this, ReadableStreamBYOBRequest);
+
+ this._associatedReadableByteStreamController = controller;
+ this._view = view;
+ }
+
+ _createClass(ReadableStreamBYOBRequest, [{
+ key: 'respond',
+ value: function respond(bytesWritten) {
+ if (IsReadableStreamBYOBRequest(this) === false) {
+ throw byobRequestBrandCheckException('respond');
+ }
+
+ if (this._associatedReadableByteStreamController === undefined) {
+ throw new TypeError('This BYOB request has been invalidated');
+ }
+
+ ReadableByteStreamControllerRespond(this._associatedReadableByteStreamController, bytesWritten);
+ }
+ }, {
+ key: 'respondWithNewView',
+ value: function respondWithNewView(view) {
+ if (IsReadableStreamBYOBRequest(this) === false) {
+ throw byobRequestBrandCheckException('respond');
+ }
+
+ if (this._associatedReadableByteStreamController === undefined) {
+ throw new TypeError('This BYOB request has been invalidated');
+ }
+
+ if (!ArrayBuffer.isView(view)) {
+ throw new TypeError('You can only respond with array buffer views');
+ }
+
+ ReadableByteStreamControllerRespondWithNewView(this._associatedReadableByteStreamController, view);
+ }
+ }, {
+ key: 'view',
+ get: function get() {
+ return this._view;
+ }
+ }]);
+
+ return ReadableStreamBYOBRequest;
+ }();
+
+ var ReadableByteStreamController = function () {
+ function ReadableByteStreamController(stream, underlyingByteSource, highWaterMark) {
+ _classCallCheck(this, ReadableByteStreamController);
+
+ if (IsReadableStream(stream) === false) {
+ throw new TypeError('ReadableByteStreamController can only be constructed with a ReadableStream instance given ' + 'a byte source');
+ }
+
+ if (stream._readableStreamController !== undefined) {
+ throw new TypeError('ReadableByteStreamController instances can only be created by the ReadableStream constructor given a byte ' + 'source');
+ }
+
+ this._controlledReadableStream = stream;
+ this._underlyingByteSource = underlyingByteSource;
+ this._pullAgain = false;
+ this._pulling = false;
+ ReadableByteStreamControllerClearPendingPullIntos(this);
+ this._queue = this._queueTotalSize = undefined;
+ ResetQueue(this);
+ this._closeRequested = false;
+ this._started = false;
+ this._strategyHWM = ValidateAndNormalizeHighWaterMark(highWaterMark);
+ var autoAllocateChunkSize = underlyingByteSource.autoAllocateChunkSize;
+
+ if (autoAllocateChunkSize !== undefined) {
+ if (Number.isInteger(autoAllocateChunkSize) === false || autoAllocateChunkSize <= 0) {
+ throw new RangeError('autoAllocateChunkSize must be a positive integer');
+ }
+ }
+
+ this._autoAllocateChunkSize = autoAllocateChunkSize;
+ this._pendingPullIntos = [];
+ var controller = this;
+ var startResult = InvokeOrNoop(underlyingByteSource, 'start', [this]);
+ Promise.resolve(startResult).then(function () {
+ controller._started = true;
+ assert(controller._pulling === false);
+ assert(controller._pullAgain === false);
+ ReadableByteStreamControllerCallPullIfNeeded(controller);
+ }, function (r) {
+ if (stream._state === 'readable') {
+ ReadableByteStreamControllerError(controller, r);
+ }
+ }).catch(rethrowAssertionErrorRejection);
+ }
+
+ _createClass(ReadableByteStreamController, [{
+ key: 'close',
+ value: function close() {
+ if (IsReadableByteStreamController(this) === false) {
+ throw byteStreamControllerBrandCheckException('close');
+ }
+
+ if (this._closeRequested === true) {
+ throw new TypeError('The stream has already been closed; do not close it again!');
+ }
+
+ var state = this._controlledReadableStream._state;
+
+ if (state !== 'readable') {
+ throw new TypeError('The stream (in ' + state + ' state) is not in the readable state and cannot be closed');
+ }
+
+ ReadableByteStreamControllerClose(this);
+ }
+ }, {
+ key: 'enqueue',
+ value: function enqueue(chunk) {
+ if (IsReadableByteStreamController(this) === false) {
+ throw byteStreamControllerBrandCheckException('enqueue');
+ }
+
+ if (this._closeRequested === true) {
+ throw new TypeError('stream is closed or draining');
+ }
+
+ var state = this._controlledReadableStream._state;
+
+ if (state !== 'readable') {
+ throw new TypeError('The stream (in ' + state + ' state) is not in the readable state and cannot be enqueued to');
+ }
+
+ if (!ArrayBuffer.isView(chunk)) {
+ throw new TypeError('You can only enqueue array buffer views when using a ReadableByteStreamController');
+ }
+
+ ReadableByteStreamControllerEnqueue(this, chunk);
+ }
+ }, {
+ key: 'error',
+ value: function error(e) {
+ if (IsReadableByteStreamController(this) === false) {
+ throw byteStreamControllerBrandCheckException('error');
+ }
+
+ var stream = this._controlledReadableStream;
+
+ if (stream._state !== 'readable') {
+ throw new TypeError('The stream is ' + stream._state + ' and so cannot be errored');
+ }
+
+ ReadableByteStreamControllerError(this, e);
+ }
+ }, {
+ key: '__cancelSteps',
+ value: function __cancelSteps(reason) {
+ if (this._pendingPullIntos.length > 0) {
+ var firstDescriptor = this._pendingPullIntos[0];
+ firstDescriptor.bytesFilled = 0;
+ }
+
+ ResetQueue(this);
+ return PromiseInvokeOrNoop(this._underlyingByteSource, 'cancel', [reason]);
+ }
+ }, {
+ key: '__pullSteps',
+ value: function __pullSteps() {
+ var stream = this._controlledReadableStream;
+ assert(ReadableStreamHasDefaultReader(stream) === true);
+
+ if (this._queueTotalSize > 0) {
+ assert(ReadableStreamGetNumReadRequests(stream) === 0);
+
+ var entry = this._queue.shift();
+
+ this._queueTotalSize -= entry.byteLength;
+ ReadableByteStreamControllerHandleQueueDrain(this);
+ var view = void 0;
+
+ try {
+ view = new Uint8Array(entry.buffer, entry.byteOffset, entry.byteLength);
+ } catch (viewE) {
+ return Promise.reject(viewE);
+ }
+
+ return Promise.resolve(CreateIterResultObject(view, false));
+ }
+
+ var autoAllocateChunkSize = this._autoAllocateChunkSize;
+
+ if (autoAllocateChunkSize !== undefined) {
+ var buffer = void 0;
+
+ try {
+ buffer = new ArrayBuffer(autoAllocateChunkSize);
+ } catch (bufferE) {
+ return Promise.reject(bufferE);
+ }
+
+ var pullIntoDescriptor = {
+ buffer: buffer,
+ byteOffset: 0,
+ byteLength: autoAllocateChunkSize,
+ bytesFilled: 0,
+ elementSize: 1,
+ ctor: Uint8Array,
+ readerType: 'default'
+ };
+
+ this._pendingPullIntos.push(pullIntoDescriptor);
+ }
+
+ var promise = ReadableStreamAddReadRequest(stream);
+ ReadableByteStreamControllerCallPullIfNeeded(this);
+ return promise;
+ }
+ }, {
+ key: 'byobRequest',
+ get: function get() {
+ if (IsReadableByteStreamController(this) === false) {
+ throw byteStreamControllerBrandCheckException('byobRequest');
+ }
+
+ if (this._byobRequest === undefined && this._pendingPullIntos.length > 0) {
+ var firstDescriptor = this._pendingPullIntos[0];
+ var view = new Uint8Array(firstDescriptor.buffer, firstDescriptor.byteOffset + firstDescriptor.bytesFilled, firstDescriptor.byteLength - firstDescriptor.bytesFilled);
+ this._byobRequest = new ReadableStreamBYOBRequest(this, view);
+ }
+
+ return this._byobRequest;
+ }
+ }, {
+ key: 'desiredSize',
+ get: function get() {
+ if (IsReadableByteStreamController(this) === false) {
+ throw byteStreamControllerBrandCheckException('desiredSize');
+ }
+
+ return ReadableByteStreamControllerGetDesiredSize(this);
+ }
+ }]);
+
+ return ReadableByteStreamController;
+ }();
+
+ function IsReadableByteStreamController(x) {
+ if (!typeIsObject(x)) {
+ return false;
+ }
+
+ if (!Object.prototype.hasOwnProperty.call(x, '_underlyingByteSource')) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function IsReadableStreamBYOBRequest(x) {
+ if (!typeIsObject(x)) {
+ return false;
+ }
+
+ if (!Object.prototype.hasOwnProperty.call(x, '_associatedReadableByteStreamController')) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function ReadableByteStreamControllerCallPullIfNeeded(controller) {
+ var shouldPull = ReadableByteStreamControllerShouldCallPull(controller);
+
+ if (shouldPull === false) {
+ return undefined;
+ }
+
+ if (controller._pulling === true) {
+ controller._pullAgain = true;
+ return undefined;
+ }
+
+ assert(controller._pullAgain === false);
+ controller._pulling = true;
+ var pullPromise = PromiseInvokeOrNoop(controller._underlyingByteSource, 'pull', [controller]);
+ pullPromise.then(function () {
+ controller._pulling = false;
+
+ if (controller._pullAgain === true) {
+ controller._pullAgain = false;
+ ReadableByteStreamControllerCallPullIfNeeded(controller);
+ }
+ }, function (e) {
+ if (controller._controlledReadableStream._state === 'readable') {
+ ReadableByteStreamControllerError(controller, e);
+ }
+ }).catch(rethrowAssertionErrorRejection);
+ return undefined;
+ }
+
+ function ReadableByteStreamControllerClearPendingPullIntos(controller) {
+ ReadableByteStreamControllerInvalidateBYOBRequest(controller);
+ controller._pendingPullIntos = [];
+ }
+
+ function ReadableByteStreamControllerCommitPullIntoDescriptor(stream, pullIntoDescriptor) {
+ assert(stream._state !== 'errored', 'state must not be errored');
+ var done = false;
+
+ if (stream._state === 'closed') {
+ assert(pullIntoDescriptor.bytesFilled === 0);
+ done = true;
+ }
+
+ var filledView = ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor);
+
+ if (pullIntoDescriptor.readerType === 'default') {
+ ReadableStreamFulfillReadRequest(stream, filledView, done);
+ } else {
+ assert(pullIntoDescriptor.readerType === 'byob');
+ ReadableStreamFulfillReadIntoRequest(stream, filledView, done);
+ }
+ }
+
+ function ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor) {
+ var bytesFilled = pullIntoDescriptor.bytesFilled;
+ var elementSize = pullIntoDescriptor.elementSize;
+ assert(bytesFilled <= pullIntoDescriptor.byteLength);
+ assert(bytesFilled % elementSize === 0);
+ return new pullIntoDescriptor.ctor(pullIntoDescriptor.buffer, pullIntoDescriptor.byteOffset, bytesFilled / elementSize);
+ }
+
+ function ReadableByteStreamControllerEnqueueChunkToQueue(controller, buffer, byteOffset, byteLength) {
+ controller._queue.push({
+ buffer: buffer,
+ byteOffset: byteOffset,
+ byteLength: byteLength
+ });
+
+ controller._queueTotalSize += byteLength;
+ }
+
+ function ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) {
+ var elementSize = pullIntoDescriptor.elementSize;
+ var currentAlignedBytes = pullIntoDescriptor.bytesFilled - pullIntoDescriptor.bytesFilled % elementSize;
+ var maxBytesToCopy = Math.min(controller._queueTotalSize, pullIntoDescriptor.byteLength - pullIntoDescriptor.bytesFilled);
+ var maxBytesFilled = pullIntoDescriptor.bytesFilled + maxBytesToCopy;
+ var maxAlignedBytes = maxBytesFilled - maxBytesFilled % elementSize;
+ var totalBytesToCopyRemaining = maxBytesToCopy;
+ var ready = false;
+
+ if (maxAlignedBytes > currentAlignedBytes) {
+ totalBytesToCopyRemaining = maxAlignedBytes - pullIntoDescriptor.bytesFilled;
+ ready = true;
+ }
+
+ var queue = controller._queue;
+
+ while (totalBytesToCopyRemaining > 0) {
+ var headOfQueue = queue[0];
+ var bytesToCopy = Math.min(totalBytesToCopyRemaining, headOfQueue.byteLength);
+ var destStart = pullIntoDescriptor.byteOffset + pullIntoDescriptor.bytesFilled;
+ ArrayBufferCopy(pullIntoDescriptor.buffer, destStart, headOfQueue.buffer, headOfQueue.byteOffset, bytesToCopy);
+
+ if (headOfQueue.byteLength === bytesToCopy) {
+ queue.shift();
+ } else {
+ headOfQueue.byteOffset += bytesToCopy;
+ headOfQueue.byteLength -= bytesToCopy;
+ }
+
+ controller._queueTotalSize -= bytesToCopy;
+ ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, bytesToCopy, pullIntoDescriptor);
+ totalBytesToCopyRemaining -= bytesToCopy;
+ }
+
+ if (ready === false) {
+ assert(controller._queueTotalSize === 0, 'queue must be empty');
+ assert(pullIntoDescriptor.bytesFilled > 0);
+ assert(pullIntoDescriptor.bytesFilled < pullIntoDescriptor.elementSize);
+ }
+
+ return ready;
+ }
+
+ function ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, size, pullIntoDescriptor) {
+ assert(controller._pendingPullIntos.length === 0 || controller._pendingPullIntos[0] === pullIntoDescriptor);
+ ReadableByteStreamControllerInvalidateBYOBRequest(controller);
+ pullIntoDescriptor.bytesFilled += size;
+ }
+
+ function ReadableByteStreamControllerHandleQueueDrain(controller) {
+ assert(controller._controlledReadableStream._state === 'readable');
+
+ if (controller._queueTotalSize === 0 && controller._closeRequested === true) {
+ ReadableStreamClose(controller._controlledReadableStream);
+ } else {
+ ReadableByteStreamControllerCallPullIfNeeded(controller);
+ }
+ }
+
+ function ReadableByteStreamControllerInvalidateBYOBRequest(controller) {
+ if (controller._byobRequest === undefined) {
+ return;
+ }
+
+ controller._byobRequest._associatedReadableByteStreamController = undefined;
+ controller._byobRequest._view = undefined;
+ controller._byobRequest = undefined;
+ }
+
+ function ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller) {
+ assert(controller._closeRequested === false);
+
+ while (controller._pendingPullIntos.length > 0) {
+ if (controller._queueTotalSize === 0) {
+ return;
+ }
+
+ var pullIntoDescriptor = controller._pendingPullIntos[0];
+
+ if (ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) === true) {
+ ReadableByteStreamControllerShiftPendingPullInto(controller);
+ ReadableByteStreamControllerCommitPullIntoDescriptor(controller._controlledReadableStream, pullIntoDescriptor);
+ }
+ }
+ }
+
+ function ReadableByteStreamControllerPullInto(controller, view) {
+ var stream = controller._controlledReadableStream;
+ var elementSize = 1;
+
+ if (view.constructor !== DataView) {
+ elementSize = view.constructor.BYTES_PER_ELEMENT;
+ }
+
+ var ctor = view.constructor;
+ var pullIntoDescriptor = {
+ buffer: view.buffer,
+ byteOffset: view.byteOffset,
+ byteLength: view.byteLength,
+ bytesFilled: 0,
+ elementSize: elementSize,
+ ctor: ctor,
+ readerType: 'byob'
+ };
+
+ if (controller._pendingPullIntos.length > 0) {
+ pullIntoDescriptor.buffer = TransferArrayBuffer(pullIntoDescriptor.buffer);
+
+ controller._pendingPullIntos.push(pullIntoDescriptor);
+
+ return ReadableStreamAddReadIntoRequest(stream);
+ }
+
+ if (stream._state === 'closed') {
+ var emptyView = new view.constructor(pullIntoDescriptor.buffer, pullIntoDescriptor.byteOffset, 0);
+ return Promise.resolve(CreateIterResultObject(emptyView, true));
+ }
+
+ if (controller._queueTotalSize > 0) {
+ if (ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) === true) {
+ var filledView = ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor);
+ ReadableByteStreamControllerHandleQueueDrain(controller);
+ return Promise.resolve(CreateIterResultObject(filledView, false));
+ }
+
+ if (controller._closeRequested === true) {
+ var e = new TypeError('Insufficient bytes to fill elements in the given buffer');
+ ReadableByteStreamControllerError(controller, e);
+ return Promise.reject(e);
+ }
+ }
+
+ pullIntoDescriptor.buffer = TransferArrayBuffer(pullIntoDescriptor.buffer);
+
+ controller._pendingPullIntos.push(pullIntoDescriptor);
+
+ var promise = ReadableStreamAddReadIntoRequest(stream);
+ ReadableByteStreamControllerCallPullIfNeeded(controller);
+ return promise;
+ }
+
+ function ReadableByteStreamControllerRespondInClosedState(controller, firstDescriptor) {
+ firstDescriptor.buffer = TransferArrayBuffer(firstDescriptor.buffer);
+ assert(firstDescriptor.bytesFilled === 0, 'bytesFilled must be 0');
+ var stream = controller._controlledReadableStream;
+
+ if (ReadableStreamHasBYOBReader(stream) === true) {
+ while (ReadableStreamGetNumReadIntoRequests(stream) > 0) {
+ var pullIntoDescriptor = ReadableByteStreamControllerShiftPendingPullInto(controller);
+ ReadableByteStreamControllerCommitPullIntoDescriptor(stream, pullIntoDescriptor);
+ }
+ }
+ }
+
+ function ReadableByteStreamControllerRespondInReadableState(controller, bytesWritten, pullIntoDescriptor) {
+ if (pullIntoDescriptor.bytesFilled + bytesWritten > pullIntoDescriptor.byteLength) {
+ throw new RangeError('bytesWritten out of range');
+ }
+
+ ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, bytesWritten, pullIntoDescriptor);
+
+ if (pullIntoDescriptor.bytesFilled < pullIntoDescriptor.elementSize) {
+ return;
+ }
+
+ ReadableByteStreamControllerShiftPendingPullInto(controller);
+ var remainderSize = pullIntoDescriptor.bytesFilled % pullIntoDescriptor.elementSize;
+
+ if (remainderSize > 0) {
+ var end = pullIntoDescriptor.byteOffset + pullIntoDescriptor.bytesFilled;
+ var remainder = pullIntoDescriptor.buffer.slice(end - remainderSize, end);
+ ReadableByteStreamControllerEnqueueChunkToQueue(controller, remainder, 0, remainder.byteLength);
+ }
+
+ pullIntoDescriptor.buffer = TransferArrayBuffer(pullIntoDescriptor.buffer);
+ pullIntoDescriptor.bytesFilled -= remainderSize;
+ ReadableByteStreamControllerCommitPullIntoDescriptor(controller._controlledReadableStream, pullIntoDescriptor);
+ ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller);
+ }
+
+ function ReadableByteStreamControllerRespondInternal(controller, bytesWritten) {
+ var firstDescriptor = controller._pendingPullIntos[0];
+ var stream = controller._controlledReadableStream;
+
+ if (stream._state === 'closed') {
+ if (bytesWritten !== 0) {
+ throw new TypeError('bytesWritten must be 0 when calling respond() on a closed stream');
+ }
+
+ ReadableByteStreamControllerRespondInClosedState(controller, firstDescriptor);
+ } else {
+ assert(stream._state === 'readable');
+ ReadableByteStreamControllerRespondInReadableState(controller, bytesWritten, firstDescriptor);
+ }
+ }
+
+ function ReadableByteStreamControllerShiftPendingPullInto(controller) {
+ var descriptor = controller._pendingPullIntos.shift();
+
+ ReadableByteStreamControllerInvalidateBYOBRequest(controller);
+ return descriptor;
+ }
+
+ function ReadableByteStreamControllerShouldCallPull(controller) {
+ var stream = controller._controlledReadableStream;
+
+ if (stream._state !== 'readable') {
+ return false;
+ }
+
+ if (controller._closeRequested === true) {
+ return false;
+ }
+
+ if (controller._started === false) {
+ return false;
+ }
+
+ if (ReadableStreamHasDefaultReader(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) {
+ return true;
+ }
+
+ if (ReadableStreamHasBYOBReader(stream) === true && ReadableStreamGetNumReadIntoRequests(stream) > 0) {
+ return true;
+ }
+
+ if (ReadableByteStreamControllerGetDesiredSize(controller) > 0) {
+ return true;
+ }
+
+ return false;
+ }
+
+ function ReadableByteStreamControllerClose(controller) {
+ var stream = controller._controlledReadableStream;
+ assert(controller._closeRequested === false);
+ assert(stream._state === 'readable');
+
+ if (controller._queueTotalSize > 0) {
+ controller._closeRequested = true;
+ return;
+ }
+
+ if (controller._pendingPullIntos.length > 0) {
+ var firstPendingPullInto = controller._pendingPullIntos[0];
+
+ if (firstPendingPullInto.bytesFilled > 0) {
+ var e = new TypeError('Insufficient bytes to fill elements in the given buffer');
+ ReadableByteStreamControllerError(controller, e);
+ throw e;
+ }
+ }
+
+ ReadableStreamClose(stream);
+ }
+
+ function ReadableByteStreamControllerEnqueue(controller, chunk) {
+ var stream = controller._controlledReadableStream;
+ assert(controller._closeRequested === false);
+ assert(stream._state === 'readable');
+ var buffer = chunk.buffer;
+ var byteOffset = chunk.byteOffset;
+ var byteLength = chunk.byteLength;
+ var transferredBuffer = TransferArrayBuffer(buffer);
+
+ if (ReadableStreamHasDefaultReader(stream) === true) {
+ if (ReadableStreamGetNumReadRequests(stream) === 0) {
+ ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
+ } else {
+ assert(controller._queue.length === 0);
+ var transferredView = new Uint8Array(transferredBuffer, byteOffset, byteLength);
+ ReadableStreamFulfillReadRequest(stream, transferredView, false);
+ }
+ } else if (ReadableStreamHasBYOBReader(stream) === true) {
+ ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
+ ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller);
+ } else {
+ assert(IsReadableStreamLocked(stream) === false, 'stream must not be locked');
+ ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
+ }
+ }
+
+ function ReadableByteStreamControllerError(controller, e) {
+ var stream = controller._controlledReadableStream;
+ assert(stream._state === 'readable');
+ ReadableByteStreamControllerClearPendingPullIntos(controller);
+ ResetQueue(controller);
+ ReadableStreamError(stream, e);
+ }
+
+ function ReadableByteStreamControllerGetDesiredSize(controller) {
+ var stream = controller._controlledReadableStream;
+ var state = stream._state;
+
+ if (state === 'errored') {
+ return null;
+ }
+
+ if (state === 'closed') {
+ return 0;
+ }
+
+ return controller._strategyHWM - controller._queueTotalSize;
+ }
+
+ function ReadableByteStreamControllerRespond(controller, bytesWritten) {
+ bytesWritten = Number(bytesWritten);
+
+ if (IsFiniteNonNegativeNumber(bytesWritten) === false) {
+ throw new RangeError('bytesWritten must be a finite');
+ }
+
+ assert(controller._pendingPullIntos.length > 0);
+ ReadableByteStreamControllerRespondInternal(controller, bytesWritten);
+ }
+
+ function ReadableByteStreamControllerRespondWithNewView(controller, view) {
+ assert(controller._pendingPullIntos.length > 0);
+ var firstDescriptor = controller._pendingPullIntos[0];
+
+ if (firstDescriptor.byteOffset + firstDescriptor.bytesFilled !== view.byteOffset) {
+ throw new RangeError('The region specified by view does not match byobRequest');
+ }
+
+ if (firstDescriptor.byteLength !== view.byteLength) {
+ throw new RangeError('The buffer of view has different capacity than byobRequest');
+ }
+
+ firstDescriptor.buffer = view.buffer;
+ ReadableByteStreamControllerRespondInternal(controller, view.byteLength);
+ }
+
+ function streamBrandCheckException(name) {
+ return new TypeError('ReadableStream.prototype.' + name + ' can only be used on a ReadableStream');
+ }
+
+ function readerLockException(name) {
+ return new TypeError('Cannot ' + name + ' a stream using a released reader');
+ }
+
+ function defaultReaderBrandCheckException(name) {
+ return new TypeError('ReadableStreamDefaultReader.prototype.' + name + ' can only be used on a ReadableStreamDefaultReader');
+ }
+
+ function defaultReaderClosedPromiseInitialize(reader) {
+ reader._closedPromise = new Promise(function (resolve, reject) {
+ reader._closedPromise_resolve = resolve;
+ reader._closedPromise_reject = reject;
+ });
+ }
+
+ function defaultReaderClosedPromiseInitializeAsRejected(reader, reason) {
+ reader._closedPromise = Promise.reject(reason);
+ reader._closedPromise_resolve = undefined;
+ reader._closedPromise_reject = undefined;
+ }
+
+ function defaultReaderClosedPromiseInitializeAsResolved(reader) {
+ reader._closedPromise = Promise.resolve(undefined);
+ reader._closedPromise_resolve = undefined;
+ reader._closedPromise_reject = undefined;
+ }
+
+ function defaultReaderClosedPromiseReject(reader, reason) {
+ assert(reader._closedPromise_resolve !== undefined);
+ assert(reader._closedPromise_reject !== undefined);
+
+ reader._closedPromise_reject(reason);
+
+ reader._closedPromise_resolve = undefined;
+ reader._closedPromise_reject = undefined;
+ }
+
+ function defaultReaderClosedPromiseResetToRejected(reader, reason) {
+ assert(reader._closedPromise_resolve === undefined);
+ assert(reader._closedPromise_reject === undefined);
+ reader._closedPromise = Promise.reject(reason);
+ }
+
+ function defaultReaderClosedPromiseResolve(reader) {
+ assert(reader._closedPromise_resolve !== undefined);
+ assert(reader._closedPromise_reject !== undefined);
+
+ reader._closedPromise_resolve(undefined);
+
+ reader._closedPromise_resolve = undefined;
+ reader._closedPromise_reject = undefined;
+ }
+
+ function byobReaderBrandCheckException(name) {
+ return new TypeError('ReadableStreamBYOBReader.prototype.' + name + ' can only be used on a ReadableStreamBYOBReader');
+ }
+
+ function defaultControllerBrandCheckException(name) {
+ return new TypeError('ReadableStreamDefaultController.prototype.' + name + ' can only be used on a ReadableStreamDefaultController');
+ }
+
+ function byobRequestBrandCheckException(name) {
+ return new TypeError('ReadableStreamBYOBRequest.prototype.' + name + ' can only be used on a ReadableStreamBYOBRequest');
+ }
+
+ function byteStreamControllerBrandCheckException(name) {
+ return new TypeError('ReadableByteStreamController.prototype.' + name + ' can only be used on a ReadableByteStreamController');
+ }
+
+ function ifIsObjectAndHasAPromiseIsHandledInternalSlotSetPromiseIsHandledToTrue(promise) {
+ try {
+ Promise.prototype.then.call(promise, undefined, function () {});
+ } catch (e) {}
+ }
+}, function (module, exports, __w_pdfjs_require__) {
+ "use strict";
+
+ var transformStream = __w_pdfjs_require__(6);
+
+ var readableStream = __w_pdfjs_require__(4);
+
+ var writableStream = __w_pdfjs_require__(2);
+
+ exports.TransformStream = transformStream.TransformStream;
+ exports.ReadableStream = readableStream.ReadableStream;
+ exports.IsReadableStreamDisturbed = readableStream.IsReadableStreamDisturbed;
+ exports.ReadableStreamDefaultControllerClose = readableStream.ReadableStreamDefaultControllerClose;
+ exports.ReadableStreamDefaultControllerEnqueue = readableStream.ReadableStreamDefaultControllerEnqueue;
+ exports.ReadableStreamDefaultControllerError = readableStream.ReadableStreamDefaultControllerError;
+ exports.ReadableStreamDefaultControllerGetDesiredSize = readableStream.ReadableStreamDefaultControllerGetDesiredSize;
+ exports.AcquireWritableStreamDefaultWriter = writableStream.AcquireWritableStreamDefaultWriter;
+ exports.IsWritableStream = writableStream.IsWritableStream;
+ exports.IsWritableStreamLocked = writableStream.IsWritableStreamLocked;
+ exports.WritableStream = writableStream.WritableStream;
+ exports.WritableStreamAbort = writableStream.WritableStreamAbort;
+ exports.WritableStreamDefaultControllerError = writableStream.WritableStreamDefaultControllerError;
+ exports.WritableStreamDefaultWriterCloseWithErrorPropagation = writableStream.WritableStreamDefaultWriterCloseWithErrorPropagation;
+ exports.WritableStreamDefaultWriterRelease = writableStream.WritableStreamDefaultWriterRelease;
+ exports.WritableStreamDefaultWriterWrite = writableStream.WritableStreamDefaultWriterWrite;
+}, function (module, exports, __w_pdfjs_require__) {
+ "use strict";
+
+ var _createClass = function () {
+ function defineProperties(target, props) {
+ for (var i = 0; i < props.length; i++) {
+ var descriptor = props[i];
+ descriptor.enumerable = descriptor.enumerable || false;
+ descriptor.configurable = true;
+ if ("value" in descriptor) descriptor.writable = true;
+ Object.defineProperty(target, descriptor.key, descriptor);
+ }
+ }
+
+ return function (Constructor, protoProps, staticProps) {
+ if (protoProps) defineProperties(Constructor.prototype, protoProps);
+ if (staticProps) defineProperties(Constructor, staticProps);
+ return Constructor;
+ };
+ }();
+
+ function _classCallCheck(instance, Constructor) {
+ if (!(instance instanceof Constructor)) {
+ throw new TypeError("Cannot call a class as a function");
+ }
+ }
+
+ var _require = __w_pdfjs_require__(1),
+ assert = _require.assert;
+
+ var _require2 = __w_pdfjs_require__(0),
+ InvokeOrNoop = _require2.InvokeOrNoop,
+ PromiseInvokeOrPerformFallback = _require2.PromiseInvokeOrPerformFallback,
+ PromiseInvokeOrNoop = _require2.PromiseInvokeOrNoop,
+ typeIsObject = _require2.typeIsObject;
+
+ var _require3 = __w_pdfjs_require__(4),
+ ReadableStream = _require3.ReadableStream,
+ ReadableStreamDefaultControllerClose = _require3.ReadableStreamDefaultControllerClose,
+ ReadableStreamDefaultControllerEnqueue = _require3.ReadableStreamDefaultControllerEnqueue,
+ ReadableStreamDefaultControllerError = _require3.ReadableStreamDefaultControllerError,
+ ReadableStreamDefaultControllerGetDesiredSize = _require3.ReadableStreamDefaultControllerGetDesiredSize;
+
+ var _require4 = __w_pdfjs_require__(2),
+ WritableStream = _require4.WritableStream,
+ WritableStreamDefaultControllerError = _require4.WritableStreamDefaultControllerError;
+
+ function TransformStreamCloseReadable(transformStream) {
+ if (transformStream._errored === true) {
+ throw new TypeError('TransformStream is already errored');
+ }
+
+ if (transformStream._readableClosed === true) {
+ throw new TypeError('Readable side is already closed');
+ }
+
+ TransformStreamCloseReadableInternal(transformStream);
+ }
+
+ function TransformStreamEnqueueToReadable(transformStream, chunk) {
+ if (transformStream._errored === true) {
+ throw new TypeError('TransformStream is already errored');
+ }
+
+ if (transformStream._readableClosed === true) {
+ throw new TypeError('Readable side is already closed');
+ }
+
+ var controller = transformStream._readableController;
+
+ try {
+ ReadableStreamDefaultControllerEnqueue(controller, chunk);
+ } catch (e) {
+ transformStream._readableClosed = true;
+ TransformStreamErrorIfNeeded(transformStream, e);
+ throw transformStream._storedError;
+ }
+
+ var desiredSize = ReadableStreamDefaultControllerGetDesiredSize(controller);
+ var maybeBackpressure = desiredSize <= 0;
+
+ if (maybeBackpressure === true && transformStream._backpressure === false) {
+ TransformStreamSetBackpressure(transformStream, true);
+ }
+ }
+
+ function TransformStreamError(transformStream, e) {
+ if (transformStream._errored === true) {
+ throw new TypeError('TransformStream is already errored');
+ }
+
+ TransformStreamErrorInternal(transformStream, e);
+ }
+
+ function TransformStreamCloseReadableInternal(transformStream) {
+ assert(transformStream._errored === false);
+ assert(transformStream._readableClosed === false);
+
+ try {
+ ReadableStreamDefaultControllerClose(transformStream._readableController);
+ } catch (e) {
+ assert(false);
+ }
+
+ transformStream._readableClosed = true;
+ }
+
+ function TransformStreamErrorIfNeeded(transformStream, e) {
+ if (transformStream._errored === false) {
+ TransformStreamErrorInternal(transformStream, e);
+ }
+ }
+
+ function TransformStreamErrorInternal(transformStream, e) {
+ assert(transformStream._errored === false);
+ transformStream._errored = true;
+ transformStream._storedError = e;
+
+ if (transformStream._writableDone === false) {
+ WritableStreamDefaultControllerError(transformStream._writableController, e);
+ }
+
+ if (transformStream._readableClosed === false) {
+ ReadableStreamDefaultControllerError(transformStream._readableController, e);
+ }
+ }
+
+ function TransformStreamReadableReadyPromise(transformStream) {
+ assert(transformStream._backpressureChangePromise !== undefined, '_backpressureChangePromise should have been initialized');
+
+ if (transformStream._backpressure === false) {
+ return Promise.resolve();
+ }
+
+ assert(transformStream._backpressure === true, '_backpressure should have been initialized');
+ return transformStream._backpressureChangePromise;
+ }
+
+ function TransformStreamSetBackpressure(transformStream, backpressure) {
+ assert(transformStream._backpressure !== backpressure, 'TransformStreamSetBackpressure() should be called only when backpressure is changed');
+
+ if (transformStream._backpressureChangePromise !== undefined) {
+ transformStream._backpressureChangePromise_resolve(backpressure);
+ }
+
+ transformStream._backpressureChangePromise = new Promise(function (resolve) {
+ transformStream._backpressureChangePromise_resolve = resolve;
+ });
+
+ transformStream._backpressureChangePromise.then(function (resolution) {
+ assert(resolution !== backpressure, '_backpressureChangePromise should be fulfilled only when backpressure is changed');
+ });
+
+ transformStream._backpressure = backpressure;
+ }
+
+ function TransformStreamDefaultTransform(chunk, transformStreamController) {
+ var transformStream = transformStreamController._controlledTransformStream;
+ TransformStreamEnqueueToReadable(transformStream, chunk);
+ return Promise.resolve();
+ }
+
+ function TransformStreamTransform(transformStream, chunk) {
+ assert(transformStream._errored === false);
+ assert(transformStream._transforming === false);
+ assert(transformStream._backpressure === false);
+ transformStream._transforming = true;
+ var transformer = transformStream._transformer;
+ var controller = transformStream._transformStreamController;
+ var transformPromise = PromiseInvokeOrPerformFallback(transformer, 'transform', [chunk, controller], TransformStreamDefaultTransform, [chunk, controller]);
+ return transformPromise.then(function () {
+ transformStream._transforming = false;
+ return TransformStreamReadableReadyPromise(transformStream);
+ }, function (e) {
+ TransformStreamErrorIfNeeded(transformStream, e);
+ return Promise.reject(e);
+ });
+ }
+
+ function IsTransformStreamDefaultController(x) {
+ if (!typeIsObject(x)) {
+ return false;
+ }
+
+ if (!Object.prototype.hasOwnProperty.call(x, '_controlledTransformStream')) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function IsTransformStream(x) {
+ if (!typeIsObject(x)) {
+ return false;
+ }
+
+ if (!Object.prototype.hasOwnProperty.call(x, '_transformStreamController')) {
+ return false;
+ }
+
+ return true;
+ }
+
+ var TransformStreamSink = function () {
+ function TransformStreamSink(transformStream, startPromise) {
+ _classCallCheck(this, TransformStreamSink);
+
+ this._transformStream = transformStream;
+ this._startPromise = startPromise;
+ }
+
+ _createClass(TransformStreamSink, [{
+ key: 'start',
+ value: function start(c) {
+ var transformStream = this._transformStream;
+ transformStream._writableController = c;
+ return this._startPromise.then(function () {
+ return TransformStreamReadableReadyPromise(transformStream);
+ });
+ }
+ }, {
+ key: 'write',
+ value: function write(chunk) {
+ var transformStream = this._transformStream;
+ return TransformStreamTransform(transformStream, chunk);
+ }
+ }, {
+ key: 'abort',
+ value: function abort() {
+ var transformStream = this._transformStream;
+ transformStream._writableDone = true;
+ TransformStreamErrorInternal(transformStream, new TypeError('Writable side aborted'));
+ }
+ }, {
+ key: 'close',
+ value: function close() {
+ var transformStream = this._transformStream;
+ assert(transformStream._transforming === false);
+ transformStream._writableDone = true;
+ var flushPromise = PromiseInvokeOrNoop(transformStream._transformer, 'flush', [transformStream._transformStreamController]);
+ return flushPromise.then(function () {
+ if (transformStream._errored === true) {
+ return Promise.reject(transformStream._storedError);
+ }
+
+ if (transformStream._readableClosed === false) {
+ TransformStreamCloseReadableInternal(transformStream);
+ }
+
+ return Promise.resolve();
+ }).catch(function (r) {
+ TransformStreamErrorIfNeeded(transformStream, r);
+ return Promise.reject(transformStream._storedError);
+ });
+ }
+ }]);
+
+ return TransformStreamSink;
+ }();
+
+ var TransformStreamSource = function () {
+ function TransformStreamSource(transformStream, startPromise) {
+ _classCallCheck(this, TransformStreamSource);
+
+ this._transformStream = transformStream;
+ this._startPromise = startPromise;
+ }
+
+ _createClass(TransformStreamSource, [{
+ key: 'start',
+ value: function start(c) {
+ var transformStream = this._transformStream;
+ transformStream._readableController = c;
+ return this._startPromise.then(function () {
+ assert(transformStream._backpressureChangePromise !== undefined, '_backpressureChangePromise should have been initialized');
+
+ if (transformStream._backpressure === true) {
+ return Promise.resolve();
+ }
+
+ assert(transformStream._backpressure === false, '_backpressure should have been initialized');
+ return transformStream._backpressureChangePromise;
+ });
+ }
+ }, {
+ key: 'pull',
+ value: function pull() {
+ var transformStream = this._transformStream;
+ assert(transformStream._backpressure === true, 'pull() should be never called while _backpressure is false');
+ assert(transformStream._backpressureChangePromise !== undefined, '_backpressureChangePromise should have been initialized');
+ TransformStreamSetBackpressure(transformStream, false);
+ return transformStream._backpressureChangePromise;
+ }
+ }, {
+ key: 'cancel',
+ value: function cancel() {
+ var transformStream = this._transformStream;
+ transformStream._readableClosed = true;
+ TransformStreamErrorInternal(transformStream, new TypeError('Readable side canceled'));
+ }
+ }]);
+
+ return TransformStreamSource;
+ }();
+
+ var TransformStreamDefaultController = function () {
+ function TransformStreamDefaultController(transformStream) {
+ _classCallCheck(this, TransformStreamDefaultController);
+
+ if (IsTransformStream(transformStream) === false) {
+ throw new TypeError('TransformStreamDefaultController can only be ' + 'constructed with a TransformStream instance');
+ }
+
+ if (transformStream._transformStreamController !== undefined) {
+ throw new TypeError('TransformStreamDefaultController instances can ' + 'only be created by the TransformStream constructor');
+ }
+
+ this._controlledTransformStream = transformStream;
+ }
+
+ _createClass(TransformStreamDefaultController, [{
+ key: 'enqueue',
+ value: function enqueue(chunk) {
+ if (IsTransformStreamDefaultController(this) === false) {
+ throw defaultControllerBrandCheckException('enqueue');
+ }
+
+ TransformStreamEnqueueToReadable(this._controlledTransformStream, chunk);
+ }
+ }, {
+ key: 'close',
+ value: function close() {
+ if (IsTransformStreamDefaultController(this) === false) {
+ throw defaultControllerBrandCheckException('close');
+ }
+
+ TransformStreamCloseReadable(this._controlledTransformStream);
+ }
+ }, {
+ key: 'error',
+ value: function error(reason) {
+ if (IsTransformStreamDefaultController(this) === false) {
+ throw defaultControllerBrandCheckException('error');
+ }
+
+ TransformStreamError(this._controlledTransformStream, reason);
+ }
+ }, {
+ key: 'desiredSize',
+ get: function get() {
+ if (IsTransformStreamDefaultController(this) === false) {
+ throw defaultControllerBrandCheckException('desiredSize');
+ }
+
+ var transformStream = this._controlledTransformStream;
+ var readableController = transformStream._readableController;
+ return ReadableStreamDefaultControllerGetDesiredSize(readableController);
+ }
+ }]);
+
+ return TransformStreamDefaultController;
+ }();
+
+ var TransformStream = function () {
+ function TransformStream() {
+ var transformer = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
+
+ _classCallCheck(this, TransformStream);
+
+ this._transformer = transformer;
+ var readableStrategy = transformer.readableStrategy,
+ writableStrategy = transformer.writableStrategy;
+ this._transforming = false;
+ this._errored = false;
+ this._storedError = undefined;
+ this._writableController = undefined;
+ this._readableController = undefined;
+ this._transformStreamController = undefined;
+ this._writableDone = false;
+ this._readableClosed = false;
+ this._backpressure = undefined;
+ this._backpressureChangePromise = undefined;
+ this._backpressureChangePromise_resolve = undefined;
+ this._transformStreamController = new TransformStreamDefaultController(this);
+ var startPromise_resolve = void 0;
+ var startPromise = new Promise(function (resolve) {
+ startPromise_resolve = resolve;
+ });
+ var source = new TransformStreamSource(this, startPromise);
+ this._readable = new ReadableStream(source, readableStrategy);
+ var sink = new TransformStreamSink(this, startPromise);
+ this._writable = new WritableStream(sink, writableStrategy);
+ assert(this._writableController !== undefined);
+ assert(this._readableController !== undefined);
+ var desiredSize = ReadableStreamDefaultControllerGetDesiredSize(this._readableController);
+ TransformStreamSetBackpressure(this, desiredSize <= 0);
+ var transformStream = this;
+ var startResult = InvokeOrNoop(transformer, 'start', [transformStream._transformStreamController]);
+ startPromise_resolve(startResult);
+ startPromise.catch(function (e) {
+ if (transformStream._errored === false) {
+ transformStream._errored = true;
+ transformStream._storedError = e;
+ }
+ });
+ }
+
+ _createClass(TransformStream, [{
+ key: 'readable',
+ get: function get() {
+ if (IsTransformStream(this) === false) {
+ throw streamBrandCheckException('readable');
+ }
+
+ return this._readable;
+ }
+ }, {
+ key: 'writable',
+ get: function get() {
+ if (IsTransformStream(this) === false) {
+ throw streamBrandCheckException('writable');
+ }
+
+ return this._writable;
+ }
+ }]);
+
+ return TransformStream;
+ }();
+
+ module.exports = {
+ TransformStream: TransformStream
+ };
+
+ function defaultControllerBrandCheckException(name) {
+ return new TypeError('TransformStreamDefaultController.prototype.' + name + ' can only be used on a TransformStreamDefaultController');
+ }
+
+ function streamBrandCheckException(name) {
+ return new TypeError('TransformStream.prototype.' + name + ' can only be used on a TransformStream');
+ }
+}, function (module, exports, __w_pdfjs_require__) {
+ module.exports = __w_pdfjs_require__(5);
+}]));
+
+/***/ }),
+/* 144 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+{
+ var isURLSupported = false;
+
+ try {
+ if (typeof URL === 'function' && _typeof(URL.prototype) === 'object' && 'origin' in URL.prototype) {
var u = new URL('b', 'http://a');
u.pathname = 'c%20d';
- hasWorkingUrl = u.href === 'http://a/c%20d';
+ isURLSupported = u.href === 'http://a/c%20d';
}
- } catch(e) { }
+ } catch (ex) {}
- if (hasWorkingUrl)
- return;
+ if (isURLSupported) {
+ exports.URL = URL;
+ } else {
+ var PolyfillURL = __w_pdfjs_require__(145).URL;
+
+ var OriginalURL = __w_pdfjs_require__(3).URL;
+
+ if (OriginalURL) {
+ PolyfillURL.createObjectURL = function (blob) {
+ return OriginalURL.createObjectURL.apply(OriginalURL, arguments);
+ };
+
+ PolyfillURL.revokeObjectURL = function (url) {
+ OriginalURL.revokeObjectURL(url);
+ };
+ }
+
+ exports.URL = PolyfillURL;
+ }
+}
+
+/***/ }),
+/* 145 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+(function URLConstructorClosure() {
+ 'use strict';
var relative = Object.create(null);
relative['ftp'] = 21;
@@ -1830,7 +9185,6 @@ function loadJpegStream(id, imageUrl, objs) {
relative['https'] = 443;
relative['ws'] = 80;
relative['wss'] = 443;
-
var relativePathDotMapping = Object.create(null);
relativePathDotMapping['%2e'] = '.';
relativePathDotMapping['.%2e'] = '..';
@@ -1847,47 +9201,40 @@ function loadJpegStream(id, imageUrl, objs) {
}
function IDNAToASCII(h) {
- if ('' == h) {
- invalid.call(this)
+ if (h === '') {
+ invalid.call(this);
}
- // XXX
- return h.toLowerCase()
+
+ return h.toLowerCase();
}
function percentEscape(c) {
var unicode = c.charCodeAt(0);
- if (unicode > 0x20 &&
- unicode < 0x7F &&
- // " # < > ? `
- [0x22, 0x23, 0x3C, 0x3E, 0x3F, 0x60].indexOf(unicode) == -1
- ) {
+
+ if (unicode > 0x20 && unicode < 0x7F && [0x22, 0x23, 0x3C, 0x3E, 0x3F, 0x60].indexOf(unicode) === -1) {
return c;
}
+
return encodeURIComponent(c);
}
function percentEscapeQuery(c) {
- // XXX This actually needs to encode c using encoding and then
- // convert the bytes one-by-one.
-
var unicode = c.charCodeAt(0);
- if (unicode > 0x20 &&
- unicode < 0x7F &&
- // " # < > ` (do not escape '?')
- [0x22, 0x23, 0x3C, 0x3E, 0x60].indexOf(unicode) == -1
- ) {
+
+ if (unicode > 0x20 && unicode < 0x7F && [0x22, 0x23, 0x3C, 0x3E, 0x60].indexOf(unicode) === -1) {
return c;
}
+
return encodeURIComponent(c);
}
- var EOF = undefined,
+ var EOF,
ALPHA = /[a-zA-Z]/,
ALPHANUMERIC = /[a-zA-Z0-9\+\-\.]/;
function parse(input, stateOverride, base) {
function err(message) {
- errors.push(message)
+ errors.push(message);
}
var state = stateOverride || 'scheme start',
@@ -1897,12 +9244,13 @@ function loadJpegStream(id, imageUrl, objs) {
seenBracket = false,
errors = [];
- loop: while ((input[cursor - 1] != EOF || cursor == 0) && !this._isInvalid) {
+ loop: while ((input[cursor - 1] !== EOF || cursor === 0) && !this._isInvalid) {
var c = input[cursor];
+
switch (state) {
case 'scheme start':
if (c && ALPHA.test(c)) {
- buffer += c.toLowerCase(); // ASCII-safe
+ buffer += c.toLowerCase();
state = 'scheme';
} else if (!stateOverride) {
buffer = '';
@@ -1912,23 +9260,27 @@ function loadJpegStream(id, imageUrl, objs) {
err('Invalid scheme.');
break loop;
}
+
break;
case 'scheme':
if (c && ALPHANUMERIC.test(c)) {
- buffer += c.toLowerCase(); // ASCII-safe
- } else if (':' == c) {
+ buffer += c.toLowerCase();
+ } else if (c === ':') {
this._scheme = buffer;
buffer = '';
+
if (stateOverride) {
break loop;
}
+
if (isRelativeScheme(this._scheme)) {
this._isRelative = true;
}
- if ('file' == this._scheme) {
+
+ if (this._scheme === 'file') {
state = 'relative';
- } else if (this._isRelative && base && base._scheme == this._scheme) {
+ } else if (this._isRelative && base && base._scheme === this._scheme) {
state = 'relative or authority';
} else if (this._isRelative) {
state = 'authority first slash';
@@ -1940,54 +9292,60 @@ function loadJpegStream(id, imageUrl, objs) {
cursor = 0;
state = 'no scheme';
continue;
- } else if (EOF == c) {
+ } else if (c === EOF) {
break loop;
} else {
- err('Code point not allowed in scheme: ' + c)
+ err('Code point not allowed in scheme: ' + c);
break loop;
}
+
break;
case 'scheme data':
- if ('?' == c) {
+ if (c === '?') {
this._query = '?';
state = 'query';
- } else if ('#' == c) {
+ } else if (c === '#') {
this._fragment = '#';
state = 'fragment';
} else {
- // XXX error handling
- if (EOF != c && '\t' != c && '\n' != c && '\r' != c) {
+ if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') {
this._schemeData += percentEscape(c);
}
}
+
break;
case 'no scheme':
- if (!base || !(isRelativeScheme(base._scheme))) {
+ if (!base || !isRelativeScheme(base._scheme)) {
err('Missing scheme.');
invalid.call(this);
} else {
state = 'relative';
continue;
}
+
break;
case 'relative or authority':
- if ('/' == c && '/' == input[cursor+1]) {
+ if (c === '/' && input[cursor + 1] === '/') {
state = 'authority ignore slashes';
} else {
err('Expected /, got: ' + c);
state = 'relative';
- continue
+ continue;
}
+
break;
case 'relative':
this._isRelative = true;
- if ('file' != this._scheme)
+
+ if (this._scheme !== 'file') {
this._scheme = base._scheme;
- if (EOF == c) {
+ }
+
+ if (c === EOF) {
this._host = base._host;
this._port = base._port;
this._path = base._path.slice();
@@ -1995,11 +9353,13 @@ function loadJpegStream(id, imageUrl, objs) {
this._username = base._username;
this._password = base._password;
break loop;
- } else if ('/' == c || '\\' == c) {
- if ('\\' == c)
+ } else if (c === '/' || c === '\\') {
+ if (c === '\\') {
err('\\ is an invalid code point.');
+ }
+
state = 'relative slash';
- } else if ('?' == c) {
+ } else if (c === '?') {
this._host = base._host;
this._port = base._port;
this._path = base._path.slice();
@@ -2007,7 +9367,7 @@ function loadJpegStream(id, imageUrl, objs) {
this._username = base._username;
this._password = base._password;
state = 'query';
- } else if ('#' == c) {
+ } else if (c === '#') {
this._host = base._host;
this._port = base._port;
this._path = base._path.slice();
@@ -2017,96 +9377,114 @@ function loadJpegStream(id, imageUrl, objs) {
this._password = base._password;
state = 'fragment';
} else {
- var nextC = input[cursor+1]
- var nextNextC = input[cursor+2]
- if (
- 'file' != this._scheme || !ALPHA.test(c) ||
- (nextC != ':' && nextC != '|') ||
- (EOF != nextNextC && '/' != nextNextC && '\\' != nextNextC && '?' != nextNextC && '#' != nextNextC)) {
+ var nextC = input[cursor + 1];
+ var nextNextC = input[cursor + 2];
+
+ if (this._scheme !== 'file' || !ALPHA.test(c) || nextC !== ':' && nextC !== '|' || nextNextC !== EOF && nextNextC !== '/' && nextNextC !== '\\' && nextNextC !== '?' && nextNextC !== '#') {
this._host = base._host;
this._port = base._port;
this._username = base._username;
this._password = base._password;
this._path = base._path.slice();
+
this._path.pop();
}
+
state = 'relative path';
continue;
}
+
break;
case 'relative slash':
- if ('/' == c || '\\' == c) {
- if ('\\' == c) {
+ if (c === '/' || c === '\\') {
+ if (c === '\\') {
err('\\ is an invalid code point.');
}
- if ('file' == this._scheme) {
+
+ if (this._scheme === 'file') {
state = 'file host';
} else {
state = 'authority ignore slashes';
}
} else {
- if ('file' != this._scheme) {
+ if (this._scheme !== 'file') {
this._host = base._host;
this._port = base._port;
this._username = base._username;
this._password = base._password;
}
+
state = 'relative path';
continue;
}
+
break;
case 'authority first slash':
- if ('/' == c) {
+ if (c === '/') {
state = 'authority second slash';
} else {
- err("Expected '/', got: " + c);
+ err('Expected \'/\', got: ' + c);
state = 'authority ignore slashes';
continue;
}
+
break;
case 'authority second slash':
state = 'authority ignore slashes';
- if ('/' != c) {
- err("Expected '/', got: " + c);
+
+ if (c !== '/') {
+ err('Expected \'/\', got: ' + c);
continue;
}
+
break;
case 'authority ignore slashes':
- if ('/' != c && '\\' != c) {
+ if (c !== '/' && c !== '\\') {
state = 'authority';
continue;
} else {
err('Expected authority, got: ' + c);
}
+
break;
case 'authority':
- if ('@' == c) {
+ if (c === '@') {
if (seenAt) {
err('@ already seen.');
buffer += '%40';
}
+
seenAt = true;
+
for (var i = 0; i < buffer.length; i++) {
var cp = buffer[i];
- if ('\t' == cp || '\n' == cp || '\r' == cp) {
+
+ if (cp === '\t' || cp === '\n' || cp === '\r') {
err('Invalid whitespace in authority.');
continue;
}
- // XXX check URL code points
- if (':' == cp && null === this._password) {
+
+ if (cp === ':' && this._password === null) {
this._password = '';
continue;
}
+
var tempC = percentEscape(cp);
- (null !== this._password) ? this._password += tempC : this._username += tempC;
+
+ if (this._password !== null) {
+ this._password += tempC;
+ } else {
+ this._username += tempC;
+ }
}
+
buffer = '';
- } else if (EOF == c || '/' == c || '\\' == c || '?' == c || '#' == c) {
+ } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
cursor -= buffer.length;
buffer = '';
state = 'host';
@@ -2114,137 +9492,163 @@ function loadJpegStream(id, imageUrl, objs) {
} else {
buffer += c;
}
+
break;
case 'file host':
- if (EOF == c || '/' == c || '\\' == c || '?' == c || '#' == c) {
- if (buffer.length == 2 && ALPHA.test(buffer[0]) && (buffer[1] == ':' || buffer[1] == '|')) {
+ if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
+ if (buffer.length === 2 && ALPHA.test(buffer[0]) && (buffer[1] === ':' || buffer[1] === '|')) {
state = 'relative path';
- } else if (buffer.length == 0) {
+ } else if (buffer.length === 0) {
state = 'relative path start';
} else {
this._host = IDNAToASCII.call(this, buffer);
buffer = '';
state = 'relative path start';
}
+
continue;
- } else if ('\t' == c || '\n' == c || '\r' == c) {
+ } else if (c === '\t' || c === '\n' || c === '\r') {
err('Invalid whitespace in file host.');
} else {
buffer += c;
}
+
break;
case 'host':
case 'hostname':
- if (':' == c && !seenBracket) {
- // XXX host parsing
+ if (c === ':' && !seenBracket) {
this._host = IDNAToASCII.call(this, buffer);
buffer = '';
state = 'port';
- if ('hostname' == stateOverride) {
+
+ if (stateOverride === 'hostname') {
break loop;
}
- } else if (EOF == c || '/' == c || '\\' == c || '?' == c || '#' == c) {
+ } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
this._host = IDNAToASCII.call(this, buffer);
buffer = '';
state = 'relative path start';
+
if (stateOverride) {
break loop;
}
+
continue;
- } else if ('\t' != c && '\n' != c && '\r' != c) {
- if ('[' == c) {
+ } else if (c !== '\t' && c !== '\n' && c !== '\r') {
+ if (c === '[') {
seenBracket = true;
- } else if (']' == c) {
+ } else if (c === ']') {
seenBracket = false;
}
+
buffer += c;
} else {
err('Invalid code point in host/hostname: ' + c);
}
+
break;
case 'port':
if (/[0-9]/.test(c)) {
buffer += c;
- } else if (EOF == c || '/' == c || '\\' == c || '?' == c || '#' == c || stateOverride) {
- if ('' != buffer) {
+ } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#' || stateOverride) {
+ if (buffer !== '') {
var temp = parseInt(buffer, 10);
- if (temp != relative[this._scheme]) {
+
+ if (temp !== relative[this._scheme]) {
this._port = temp + '';
}
+
buffer = '';
}
+
if (stateOverride) {
break loop;
}
+
state = 'relative path start';
continue;
- } else if ('\t' == c || '\n' == c || '\r' == c) {
+ } else if (c === '\t' || c === '\n' || c === '\r') {
err('Invalid code point in port: ' + c);
} else {
invalid.call(this);
}
+
break;
case 'relative path start':
- if ('\\' == c)
- err("'\\' not allowed in path.");
+ if (c === '\\') {
+ err('\'\\\' not allowed in path.');
+ }
+
state = 'relative path';
- if ('/' != c && '\\' != c) {
+
+ if (c !== '/' && c !== '\\') {
continue;
}
+
break;
case 'relative path':
- if (EOF == c || '/' == c || '\\' == c || (!stateOverride && ('?' == c || '#' == c))) {
- if ('\\' == c) {
+ if (c === EOF || c === '/' || c === '\\' || !stateOverride && (c === '?' || c === '#')) {
+ if (c === '\\') {
err('\\ not allowed in relative path.');
}
+
var tmp;
+
if (tmp = relativePathDotMapping[buffer.toLowerCase()]) {
buffer = tmp;
}
- if ('..' == buffer) {
+
+ if (buffer === '..') {
this._path.pop();
- if ('/' != c && '\\' != c) {
+
+ if (c !== '/' && c !== '\\') {
this._path.push('');
}
- } else if ('.' == buffer && '/' != c && '\\' != c) {
+ } else if (buffer === '.' && c !== '/' && c !== '\\') {
this._path.push('');
- } else if ('.' != buffer) {
- if ('file' == this._scheme && this._path.length == 0 && buffer.length == 2 && ALPHA.test(buffer[0]) && buffer[1] == '|') {
+ } else if (buffer !== '.') {
+ if (this._scheme === 'file' && this._path.length === 0 && buffer.length === 2 && ALPHA.test(buffer[0]) && buffer[1] === '|') {
buffer = buffer[0] + ':';
}
+
this._path.push(buffer);
}
+
buffer = '';
- if ('?' == c) {
+
+ if (c === '?') {
this._query = '?';
state = 'query';
- } else if ('#' == c) {
+ } else if (c === '#') {
this._fragment = '#';
state = 'fragment';
}
- } else if ('\t' != c && '\n' != c && '\r' != c) {
+ } else if (c !== '\t' && c !== '\n' && c !== '\r') {
buffer += percentEscape(c);
}
+
break;
case 'query':
- if (!stateOverride && '#' == c) {
+ if (!stateOverride && c === '#') {
this._fragment = '#';
state = 'fragment';
- } else if (EOF != c && '\t' != c && '\n' != c && '\r' != c) {
+ } else if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') {
this._query += percentEscapeQuery(c);
}
+
break;
case 'fragment':
- if (EOF != c && '\t' != c && '\n' != c && '\r' != c) {
+ if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') {
this._fragment += c;
}
+
break;
}
@@ -2266,2446 +9670,5064 @@ function loadJpegStream(id, imageUrl, objs) {
this._isRelative = false;
}
- // Does not process domain names or IP addresses.
- // Does not handle encoding for the query parameter.
- function jURL(url, base /* , encoding */) {
- if (base !== undefined && !(base instanceof jURL))
- base = new jURL(String(base));
+ function JURL(url, base) {
+ if (base !== undefined && !(base instanceof JURL)) {
+ base = new JURL(String(base));
+ }
this._url = url;
clear.call(this);
-
var input = url.replace(/^[ \t\r\n\f]+|[ \t\r\n\f]+$/g, '');
- // encoding = encoding || 'utf-8'
-
parse.call(this, input, null, base);
}
- jURL.prototype = {
- toString: function() {
+ JURL.prototype = {
+ toString: function toString() {
return this.href;
},
- get href() {
- if (this._isInvalid)
- return this._url;
- var authority = '';
- if ('' != this._username || null != this._password) {
- authority = this._username +
- (null != this._password ? ':' + this._password : '') + '@';
+ get href() {
+ if (this._isInvalid) {
+ return this._url;
}
- return this.protocol +
- (this._isRelative ? '//' + authority + this.host : '') +
- this.pathname + this._query + this._fragment;
+ var authority = '';
+
+ if (this._username !== '' || this._password !== null) {
+ authority = this._username + (this._password !== null ? ':' + this._password : '') + '@';
+ }
+
+ return this.protocol + (this._isRelative ? '//' + authority + this.host : '') + this.pathname + this._query + this._fragment;
},
- set href(href) {
+
+ set href(value) {
clear.call(this);
- parse.call(this, href);
+ parse.call(this, value);
},
get protocol() {
return this._scheme + ':';
},
- set protocol(protocol) {
- if (this._isInvalid)
+
+ set protocol(value) {
+ if (this._isInvalid) {
return;
- parse.call(this, protocol + ':', 'scheme start');
+ }
+
+ parse.call(this, value + ':', 'scheme start');
},
get host() {
- return this._isInvalid ? '' : this._port ?
- this._host + ':' + this._port : this._host;
+ return this._isInvalid ? '' : this._port ? this._host + ':' + this._port : this._host;
},
- set host(host) {
- if (this._isInvalid || !this._isRelative)
+
+ set host(value) {
+ if (this._isInvalid || !this._isRelative) {
return;
- parse.call(this, host, 'host');
+ }
+
+ parse.call(this, value, 'host');
},
get hostname() {
return this._host;
},
- set hostname(hostname) {
- if (this._isInvalid || !this._isRelative)
+
+ set hostname(value) {
+ if (this._isInvalid || !this._isRelative) {
return;
- parse.call(this, hostname, 'hostname');
+ }
+
+ parse.call(this, value, 'hostname');
},
get port() {
return this._port;
},
- set port(port) {
- if (this._isInvalid || !this._isRelative)
+
+ set port(value) {
+ if (this._isInvalid || !this._isRelative) {
return;
- parse.call(this, port, 'port');
+ }
+
+ parse.call(this, value, 'port');
},
get pathname() {
- return this._isInvalid ? '' : this._isRelative ?
- '/' + this._path.join('/') : this._schemeData;
+ return this._isInvalid ? '' : this._isRelative ? '/' + this._path.join('/') : this._schemeData;
},
- set pathname(pathname) {
- if (this._isInvalid || !this._isRelative)
+
+ set pathname(value) {
+ if (this._isInvalid || !this._isRelative) {
return;
+ }
+
this._path = [];
- parse.call(this, pathname, 'relative path start');
+ parse.call(this, value, 'relative path start');
},
get search() {
- return this._isInvalid || !this._query || '?' == this._query ?
- '' : this._query;
+ return this._isInvalid || !this._query || this._query === '?' ? '' : this._query;
},
- set search(search) {
- if (this._isInvalid || !this._isRelative)
+
+ set search(value) {
+ if (this._isInvalid || !this._isRelative) {
return;
+ }
+
this._query = '?';
- if ('?' == search[0])
- search = search.slice(1);
- parse.call(this, search, 'query');
+
+ if (value[0] === '?') {
+ value = value.slice(1);
+ }
+
+ parse.call(this, value, 'query');
},
get hash() {
- return this._isInvalid || !this._fragment || '#' == this._fragment ?
- '' : this._fragment;
+ return this._isInvalid || !this._fragment || this._fragment === '#' ? '' : this._fragment;
},
- set hash(hash) {
- if (this._isInvalid)
+
+ set hash(value) {
+ if (this._isInvalid) {
return;
+ }
+
this._fragment = '#';
- if ('#' == hash[0])
- hash = hash.slice(1);
- parse.call(this, hash, 'fragment');
+
+ if (value[0] === '#') {
+ value = value.slice(1);
+ }
+
+ parse.call(this, value, 'fragment');
},
get origin() {
var host;
+
if (this._isInvalid || !this._scheme) {
return '';
}
- // javascript: Gecko returns String(""), WebKit/Blink String("null")
- // Gecko throws error for "data://"
- // data: Gecko returns "", Blink returns "data://", WebKit returns "null"
- // Gecko returns String("") for file: mailto:
- // WebKit/Blink returns String("SCHEME://") for file: mailto:
+
switch (this._scheme) {
case 'data':
case 'file':
case 'javascript':
case 'mailto':
return 'null';
+
+ case 'blob':
+ try {
+ return new JURL(this._schemeData).origin || 'null';
+ } catch (_) {}
+
+ return 'null';
}
+
host = this.host;
+
if (!host) {
return '';
}
+
return this._scheme + '://' + host;
}
+
};
-
- // Copy over the static methods
- var OriginalURL = scope.URL;
- if (OriginalURL) {
- jURL.createObjectURL = function(blob) {
- // IE extension allows a second optional options argument.
- // http://msdn.microsoft.com/en-us/library/ie/hh772302(v=vs.85).aspx
- return OriginalURL.createObjectURL.apply(OriginalURL, arguments);
- };
- jURL.revokeObjectURL = function(url) {
- OriginalURL.revokeObjectURL(url);
- };
- }
-
- scope.URL = jURL;
- /* jshint ignore:end */
-})(globalScope);
-
-exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX;
-exports.IDENTITY_MATRIX = IDENTITY_MATRIX;
-exports.OPS = OPS;
-exports.UNSUPPORTED_FEATURES = UNSUPPORTED_FEATURES;
-exports.AnnotationBorderStyleType = AnnotationBorderStyleType;
-exports.AnnotationFlag = AnnotationFlag;
-exports.AnnotationType = AnnotationType;
-exports.FontType = FontType;
-exports.ImageKind = ImageKind;
-exports.InvalidPDFException = InvalidPDFException;
-exports.LinkTarget = LinkTarget;
-exports.LinkTargetStringMap = LinkTargetStringMap;
-exports.MessageHandler = MessageHandler;
-exports.MissingDataException = MissingDataException;
-exports.MissingPDFException = MissingPDFException;
-exports.NotImplementedException = NotImplementedException;
-exports.PasswordException = PasswordException;
-exports.PasswordResponses = PasswordResponses;
-exports.StatTimer = StatTimer;
-exports.StreamType = StreamType;
-exports.TextRenderingMode = TextRenderingMode;
-exports.UnexpectedResponseException = UnexpectedResponseException;
-exports.UnknownErrorException = UnknownErrorException;
-exports.Util = Util;
-exports.XRefParseException = XRefParseException;
-exports.assert = assert;
-exports.bytesToString = bytesToString;
-exports.combineUrl = combineUrl;
-exports.createPromiseCapability = createPromiseCapability;
-exports.deprecated = deprecated;
-exports.error = error;
-exports.info = info;
-exports.isArray = isArray;
-exports.isArrayBuffer = isArrayBuffer;
-exports.isBool = isBool;
-exports.isEmptyObj = isEmptyObj;
-exports.isExternalLinkTargetSet = isExternalLinkTargetSet;
-exports.isInt = isInt;
-exports.isNum = isNum;
-exports.isString = isString;
-exports.isValidUrl = isValidUrl;
-exports.addLinkAttributes = addLinkAttributes;
-exports.loadJpegStream = loadJpegStream;
-exports.log2 = log2;
-exports.readInt8 = readInt8;
-exports.readUint16 = readUint16;
-exports.readUint32 = readUint32;
-exports.removeNullCharacters = removeNullCharacters;
-exports.shadow = shadow;
-exports.string32 = string32;
-exports.stringToBytes = stringToBytes;
-exports.stringToPDFString = stringToPDFString;
-exports.stringToUTF8String = stringToUTF8String;
-exports.utf8StringToString = utf8StringToString;
-exports.warn = warn;
-}));
-
-
-(function (root, factory) {
- {
- factory((root.pdfjsDisplayAnnotationLayer = {}), root.pdfjsSharedUtil,
- root.pdfjsDisplayDOMUtils);
- }
-}(this, function (exports, sharedUtil, displayDOMUtils) {
-
-var AnnotationBorderStyleType = sharedUtil.AnnotationBorderStyleType;
-var AnnotationType = sharedUtil.AnnotationType;
-var Util = sharedUtil.Util;
-var addLinkAttributes = sharedUtil.addLinkAttributes;
-var warn = sharedUtil.warn;
-var CustomStyle = displayDOMUtils.CustomStyle;
-
-/**
- * @typedef {Object} AnnotationElementParameters
- * @property {Object} data
- * @property {HTMLDivElement} layer
- * @property {PDFPage} page
- * @property {PageViewport} viewport
- * @property {IPDFLinkService} linkService
- */
-
-/**
- * @class
- * @alias AnnotationElementFactory
- */
-function AnnotationElementFactory() {}
-AnnotationElementFactory.prototype =
- /** @lends AnnotationElementFactory.prototype */ {
- /**
- * @param {AnnotationElementParameters} parameters
- * @returns {AnnotationElement}
- */
- create: function AnnotationElementFactory_create(parameters) {
- var subtype = parameters.data.annotationType;
-
- switch (subtype) {
- case AnnotationType.LINK:
- return new LinkAnnotationElement(parameters);
-
- case AnnotationType.TEXT:
- return new TextAnnotationElement(parameters);
-
- case AnnotationType.WIDGET:
- return new WidgetAnnotationElement(parameters);
-
- case AnnotationType.POPUP:
- return new PopupAnnotationElement(parameters);
-
- case AnnotationType.HIGHLIGHT:
- return new HighlightAnnotationElement(parameters);
-
- case AnnotationType.UNDERLINE:
- return new UnderlineAnnotationElement(parameters);
-
- case AnnotationType.SQUIGGLY:
- return new SquigglyAnnotationElement(parameters);
-
- case AnnotationType.STRIKEOUT:
- return new StrikeOutAnnotationElement(parameters);
-
- default:
- throw new Error('Unimplemented annotation type "' + subtype + '"');
- }
- }
-};
-
-/**
- * @class
- * @alias AnnotationElement
- */
-var AnnotationElement = (function AnnotationElementClosure() {
- function AnnotationElement(parameters) {
- this.data = parameters.data;
- this.layer = parameters.layer;
- this.page = parameters.page;
- this.viewport = parameters.viewport;
- this.linkService = parameters.linkService;
-
- this.container = this._createContainer();
- }
-
- AnnotationElement.prototype = /** @lends AnnotationElement.prototype */ {
- /**
- * Create an empty container for the annotation's HTML element.
- *
- * @private
- * @memberof AnnotationElement
- * @returns {HTMLSectionElement}
- */
- _createContainer: function AnnotationElement_createContainer() {
- var data = this.data, page = this.page, viewport = this.viewport;
- var container = document.createElement('section');
- var width = data.rect[2] - data.rect[0];
- var height = data.rect[3] - data.rect[1];
-
- container.setAttribute('data-annotation-id', data.id);
-
- // Do *not* modify `data.rect`, since that will corrupt the annotation
- // position on subsequent calls to `_createContainer` (see issue 6804).
- var rect = Util.normalizeRect([
- data.rect[0],
- page.view[3] - data.rect[1] + page.view[1],
- data.rect[2],
- page.view[3] - data.rect[3] + page.view[1]
- ]);
-
- CustomStyle.setProp('transform', container,
- 'matrix(' + viewport.transform.join(',') + ')');
- CustomStyle.setProp('transformOrigin', container,
- -rect[0] + 'px ' + -rect[1] + 'px');
-
- if (data.borderStyle.width > 0) {
- container.style.borderWidth = data.borderStyle.width + 'px';
- if (data.borderStyle.style !== AnnotationBorderStyleType.UNDERLINE) {
- // Underline styles only have a bottom border, so we do not need
- // to adjust for all borders. This yields a similar result as
- // Adobe Acrobat/Reader.
- width = width - 2 * data.borderStyle.width;
- height = height - 2 * data.borderStyle.width;
- }
-
- var horizontalRadius = data.borderStyle.horizontalCornerRadius;
- var verticalRadius = data.borderStyle.verticalCornerRadius;
- if (horizontalRadius > 0 || verticalRadius > 0) {
- var radius = horizontalRadius + 'px / ' + verticalRadius + 'px';
- CustomStyle.setProp('borderRadius', container, radius);
- }
-
- switch (data.borderStyle.style) {
- case AnnotationBorderStyleType.SOLID:
- container.style.borderStyle = 'solid';
- break;
-
- case AnnotationBorderStyleType.DASHED:
- container.style.borderStyle = 'dashed';
- break;
-
- case AnnotationBorderStyleType.BEVELED:
- warn('Unimplemented border style: beveled');
- break;
-
- case AnnotationBorderStyleType.INSET:
- warn('Unimplemented border style: inset');
- break;
-
- case AnnotationBorderStyleType.UNDERLINE:
- container.style.borderBottomStyle = 'solid';
- break;
-
- default:
- break;
- }
-
- if (data.color) {
- container.style.borderColor =
- Util.makeCssRgb(data.color[0] | 0,
- data.color[1] | 0,
- data.color[2] | 0);
- } else {
- // Transparent (invisible) border, so do not draw it at all.
- container.style.borderWidth = 0;
- }
- }
-
- container.style.left = rect[0] + 'px';
- container.style.top = rect[1] + 'px';
-
- container.style.width = width + 'px';
- container.style.height = height + 'px';
-
- return container;
- },
-
- /**
- * Render the annotation's HTML element in the empty container.
- *
- * @public
- * @memberof AnnotationElement
- */
- render: function AnnotationElement_render() {
- throw new Error('Abstract method AnnotationElement.render called');
- }
- };
-
- return AnnotationElement;
+ exports.URL = JURL;
})();
-/**
- * @class
- * @alias LinkAnnotationElement
- */
-var LinkAnnotationElement = (function LinkAnnotationElementClosure() {
- function LinkAnnotationElement(parameters) {
- AnnotationElement.call(this, parameters);
- }
+/***/ }),
+/* 146 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
- Util.inherit(LinkAnnotationElement, AnnotationElement, {
- /**
- * Render the link annotation's HTML element in the empty container.
- *
- * @public
- * @memberof LinkAnnotationElement
- * @returns {HTMLSectionElement}
- */
- render: function LinkAnnotationElement_render() {
- this.container.className = 'linkAnnotation';
+"use strict";
- var link = document.createElement('a');
- addLinkAttributes(link, { url: this.data.url });
- if (!this.data.url) {
- if (this.data.action) {
- this._bindNamedAction(link, this.data.action);
- } else {
- this._bindLink(link, ('dest' in this.data) ? this.data.dest : null);
- }
- }
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.getDocument = getDocument;
+exports.setPDFNetworkStreamFactory = setPDFNetworkStreamFactory;
+exports.build = exports.version = exports.PDFPageProxy = exports.PDFDocumentProxy = exports.PDFWorker = exports.PDFDataRangeTransport = exports.LoopbackPort = void 0;
- this.container.appendChild(link);
- return this.container;
- },
+var _regenerator = _interopRequireDefault(__w_pdfjs_require__(147));
- /**
- * Bind internal links to the link element.
- *
- * @private
- * @param {Object} link
- * @param {Object} destination
- * @memberof LinkAnnotationElement
- */
- _bindLink: function LinkAnnotationElement_bindLink(link, destination) {
- var self = this;
+var _util = __w_pdfjs_require__(1);
- link.href = this.linkService.getDestinationHash(destination);
- link.onclick = function() {
- if (destination) {
- self.linkService.navigateTo(destination);
- }
- return false;
- };
- if (destination) {
- link.className = 'internalLink';
- }
- },
+var _dom_utils = __w_pdfjs_require__(151);
- /**
- * Bind named actions to the link element.
- *
- * @private
- * @param {Object} link
- * @param {Object} action
- * @memberof LinkAnnotationElement
- */
- _bindNamedAction:
- function LinkAnnotationElement_bindNamedAction(link, action) {
- var self = this;
+var _font_loader = __w_pdfjs_require__(152);
- link.href = this.linkService.getAnchorUrl('');
- link.onclick = function() {
- self.linkService.executeNamedAction(action);
- return false;
- };
- link.className = 'internalLink';
+var _api_compatibility = __w_pdfjs_require__(153);
+
+var _canvas = __w_pdfjs_require__(154);
+
+var _global_scope = _interopRequireDefault(__w_pdfjs_require__(3));
+
+var _worker_options = __w_pdfjs_require__(156);
+
+var _message_handler = __w_pdfjs_require__(157);
+
+var _metadata = __w_pdfjs_require__(158);
+
+var _transport_stream = __w_pdfjs_require__(160);
+
+var _webgl = __w_pdfjs_require__(161);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
+
+function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
+
+function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }
+
+function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }
+
+function _iterableToArrayLimit(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
+
+function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
+
+function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread(); }
+
+function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance"); }
+
+function _iterableToArray(iter) { if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter); }
+
+function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } }
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
+
+function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+var DEFAULT_RANGE_CHUNK_SIZE = 65536;
+var isWorkerDisabled = false;
+var fallbackWorkerSrc;
+var fakeWorkerFilesLoader = null;
+{
+ var useRequireEnsure = false;
+
+ if (typeof window === 'undefined') {
+ isWorkerDisabled = true;
+
+ if (typeof require.ensure === 'undefined') {
+ require.ensure = require('node-ensure');
}
- });
- return LinkAnnotationElement;
-})();
-
-/**
- * @class
- * @alias TextAnnotationElement
- */
-var TextAnnotationElement = (function TextAnnotationElementClosure() {
- function TextAnnotationElement(parameters) {
- AnnotationElement.call(this, parameters);
+ useRequireEnsure = true;
+ } else if (typeof require !== 'undefined' && typeof require.ensure === 'function') {
+ useRequireEnsure = true;
}
- Util.inherit(TextAnnotationElement, AnnotationElement, {
- /**
- * Render the text annotation's HTML element in the empty container.
- *
- * @public
- * @memberof TextAnnotationElement
- * @returns {HTMLSectionElement}
- */
- render: function TextAnnotationElement_render() {
- this.container.className = 'textAnnotation';
+ if (typeof requirejs !== 'undefined' && requirejs.toUrl) {
+ fallbackWorkerSrc = requirejs.toUrl('pdfjs-dist/build/pdf.worker.js');
+ }
- var image = document.createElement('img');
- image.style.height = this.container.style.height;
- image.style.width = this.container.style.width;
- image.src = PDFJS.imageResourcesPath + 'annotation-' +
- this.data.name.toLowerCase() + '.svg';
- image.alt = '[{{type}} Annotation]';
- image.dataset.l10nId = 'text_annotation_type';
- image.dataset.l10nArgs = JSON.stringify({type: this.data.name});
+ var dynamicLoaderSupported = typeof requirejs !== 'undefined' && requirejs.load;
+ fakeWorkerFilesLoader = useRequireEnsure ? function () {
+ return new Promise(function (resolve, reject) {
+ require.ensure([], function () {
+ try {
+ var worker;
+ worker = require('./pdf.worker.js');
+ resolve(worker.WorkerMessageHandler);
+ } catch (ex) {
+ reject(ex);
+ }
+ }, reject, 'pdfjsWorker');
+ });
+ } : dynamicLoaderSupported ? function () {
+ return new Promise(function (resolve, reject) {
+ requirejs(['pdfjs-dist/build/pdf.worker'], function (worker) {
+ try {
+ resolve(worker.WorkerMessageHandler);
+ } catch (ex) {
+ reject(ex);
+ }
+ }, reject);
+ });
+ } : null;
- if (!this.data.hasPopup) {
- var popupElement = new PopupElement({
- container: this.container,
- trigger: image,
- color: this.data.color,
- title: this.data.title,
- contents: this.data.contents,
- hideWrapper: true
+ if (!fallbackWorkerSrc && (typeof document === "undefined" ? "undefined" : _typeof(document)) === 'object' && 'currentScript' in document) {
+ var pdfjsFilePath = document.currentScript && document.currentScript.src;
+
+ if (pdfjsFilePath) {
+ fallbackWorkerSrc = pdfjsFilePath.replace(/(\.(?:min\.)?js)(\?.*)?$/i, '.worker$1$2');
+ }
+ }
+}
+var createPDFNetworkStream;
+
+function setPDFNetworkStreamFactory(pdfNetworkStreamFactory) {
+ createPDFNetworkStream = pdfNetworkStreamFactory;
+}
+
+function getDocument(src) {
+ var task = new PDFDocumentLoadingTask();
+ var source;
+
+ if (typeof src === 'string') {
+ source = {
+ url: src
+ };
+ } else if ((0, _util.isArrayBuffer)(src)) {
+ source = {
+ data: src
+ };
+ } else if (src instanceof PDFDataRangeTransport) {
+ source = {
+ range: src
+ };
+ } else {
+ if (_typeof(src) !== 'object') {
+ throw new Error('Invalid parameter in getDocument, ' + 'need either Uint8Array, string or a parameter object');
+ }
+
+ if (!src.url && !src.data && !src.range) {
+ throw new Error('Invalid parameter object: need either .data, .range or .url');
+ }
+
+ source = src;
+ }
+
+ var params = Object.create(null);
+ var rangeTransport = null,
+ worker = null;
+
+ for (var key in source) {
+ if (key === 'url' && typeof window !== 'undefined') {
+ params[key] = new _util.URL(source[key], window.location).href;
+ continue;
+ } else if (key === 'range') {
+ rangeTransport = source[key];
+ continue;
+ } else if (key === 'worker') {
+ worker = source[key];
+ continue;
+ } else if (key === 'data' && !(source[key] instanceof Uint8Array)) {
+ var pdfBytes = source[key];
+
+ if (typeof pdfBytes === 'string') {
+ params[key] = (0, _util.stringToBytes)(pdfBytes);
+ } else if (_typeof(pdfBytes) === 'object' && pdfBytes !== null && !isNaN(pdfBytes.length)) {
+ params[key] = new Uint8Array(pdfBytes);
+ } else if ((0, _util.isArrayBuffer)(pdfBytes)) {
+ params[key] = new Uint8Array(pdfBytes);
+ } else {
+ throw new Error('Invalid PDF binary data: either typed array, ' + 'string or array-like object is expected in the ' + 'data property.');
+ }
+
+ continue;
+ }
+
+ params[key] = source[key];
+ }
+
+ params.rangeChunkSize = params.rangeChunkSize || DEFAULT_RANGE_CHUNK_SIZE;
+ params.CMapReaderFactory = params.CMapReaderFactory || _dom_utils.DOMCMapReaderFactory;
+ params.ignoreErrors = params.stopAtErrors !== true;
+ params.pdfBug = params.pdfBug === true;
+ var NativeImageDecoderValues = Object.values(_util.NativeImageDecoding);
+
+ if (params.nativeImageDecoderSupport === undefined || !NativeImageDecoderValues.includes(params.nativeImageDecoderSupport)) {
+ params.nativeImageDecoderSupport = _api_compatibility.apiCompatibilityParams.nativeImageDecoderSupport || _util.NativeImageDecoding.DECODE;
+ }
+
+ if (!Number.isInteger(params.maxImageSize)) {
+ params.maxImageSize = -1;
+ }
+
+ if (typeof params.isEvalSupported !== 'boolean') {
+ params.isEvalSupported = true;
+ }
+
+ if (typeof params.disableFontFace !== 'boolean') {
+ params.disableFontFace = _api_compatibility.apiCompatibilityParams.disableFontFace || false;
+ }
+
+ if (typeof params.disableRange !== 'boolean') {
+ params.disableRange = false;
+ }
+
+ if (typeof params.disableStream !== 'boolean') {
+ params.disableStream = false;
+ }
+
+ if (typeof params.disableAutoFetch !== 'boolean') {
+ params.disableAutoFetch = false;
+ }
+
+ if (typeof params.disableCreateObjectURL !== 'boolean') {
+ params.disableCreateObjectURL = _api_compatibility.apiCompatibilityParams.disableCreateObjectURL || false;
+ }
+
+ (0, _util.setVerbosityLevel)(params.verbosity);
+
+ if (!worker) {
+ var workerParams = {
+ postMessageTransfers: params.postMessageTransfers,
+ verbosity: params.verbosity,
+ port: _worker_options.GlobalWorkerOptions.workerPort
+ };
+ worker = workerParams.port ? PDFWorker.fromPort(workerParams) : new PDFWorker(workerParams);
+ task._worker = worker;
+ }
+
+ var docId = task.docId;
+ worker.promise.then(function () {
+ if (task.destroyed) {
+ throw new Error('Loading aborted');
+ }
+
+ return _fetchDocument(worker, params, rangeTransport, docId).then(function (workerId) {
+ if (task.destroyed) {
+ throw new Error('Loading aborted');
+ }
+
+ var networkStream;
+
+ if (rangeTransport) {
+ networkStream = new _transport_stream.PDFDataTransportStream({
+ length: params.length,
+ initialData: params.initialData,
+ disableRange: params.disableRange,
+ disableStream: params.disableStream
+ }, rangeTransport);
+ } else if (!params.data) {
+ networkStream = createPDFNetworkStream({
+ url: params.url,
+ length: params.length,
+ httpHeaders: params.httpHeaders,
+ withCredentials: params.withCredentials,
+ rangeChunkSize: params.rangeChunkSize,
+ disableRange: params.disableRange,
+ disableStream: params.disableStream
});
- var popup = popupElement.render();
-
- // Position the popup next to the Text annotation's container.
- popup.style.left = image.style.width;
-
- this.container.appendChild(popup);
}
- this.container.appendChild(image);
- return this.container;
- }
- });
+ var messageHandler = new _message_handler.MessageHandler(docId, workerId, worker.port);
+ messageHandler.postMessageTransfers = worker.postMessageTransfers;
+ var transport = new WorkerTransport(messageHandler, task, networkStream, params);
+ task._transport = transport;
+ messageHandler.send('Ready', null);
+ });
+ }).catch(task._capability.reject);
+ return task;
+}
- return TextAnnotationElement;
-})();
-
-/**
- * @class
- * @alias WidgetAnnotationElement
- */
-var WidgetAnnotationElement = (function WidgetAnnotationElementClosure() {
- function WidgetAnnotationElement(parameters) {
- AnnotationElement.call(this, parameters);
+function _fetchDocument(worker, source, pdfDataRangeTransport, docId) {
+ if (worker.destroyed) {
+ return Promise.reject(new Error('Worker was destroyed'));
}
- Util.inherit(WidgetAnnotationElement, AnnotationElement, {
- /**
- * Render the widget annotation's HTML element in the empty container.
- *
- * @public
- * @memberof WidgetAnnotationElement
- * @returns {HTMLSectionElement}
- */
- render: function WidgetAnnotationElement_render() {
- var content = document.createElement('div');
- content.textContent = this.data.fieldValue;
- var textAlignment = this.data.textAlignment;
- content.style.textAlign = ['left', 'center', 'right'][textAlignment];
- content.style.verticalAlign = 'middle';
- content.style.display = 'table-cell';
+ if (pdfDataRangeTransport) {
+ source.length = pdfDataRangeTransport.length;
+ source.initialData = pdfDataRangeTransport.initialData;
+ }
- var font = (this.data.fontRefName ?
- this.page.commonObjs.getData(this.data.fontRefName) : null);
- this._setTextStyle(content, font);
-
- this.container.appendChild(content);
- return this.container;
+ return worker.messageHandler.sendWithPromise('GetDocRequest', {
+ docId: docId,
+ apiVersion: '2.1.266',
+ source: {
+ data: source.data,
+ url: source.url,
+ password: source.password,
+ disableAutoFetch: source.disableAutoFetch,
+ rangeChunkSize: source.rangeChunkSize,
+ length: source.length
},
+ maxImageSize: source.maxImageSize,
+ disableFontFace: source.disableFontFace,
+ disableCreateObjectURL: source.disableCreateObjectURL,
+ postMessageTransfers: worker.postMessageTransfers,
+ docBaseUrl: source.docBaseUrl,
+ nativeImageDecoderSupport: source.nativeImageDecoderSupport,
+ ignoreErrors: source.ignoreErrors,
+ isEvalSupported: source.isEvalSupported
+ }).then(function (workerId) {
+ if (worker.destroyed) {
+ throw new Error('Worker was destroyed');
+ }
- /**
- * Apply text styles to the text in the element.
- *
- * @private
- * @param {HTMLDivElement} element
- * @param {Object} font
- * @memberof WidgetAnnotationElement
- */
- _setTextStyle:
- function WidgetAnnotationElement_setTextStyle(element, font) {
- // TODO: This duplicates some of the logic in CanvasGraphics.setFont().
- var style = element.style;
- style.fontSize = this.data.fontSize + 'px';
- style.direction = (this.data.fontDirection < 0 ? 'rtl': 'ltr');
+ return workerId;
+ });
+}
- if (!font) {
+var PDFDocumentLoadingTask = function PDFDocumentLoadingTaskClosure() {
+ var nextDocumentId = 0;
+
+ var PDFDocumentLoadingTask =
+ /*#__PURE__*/
+ function () {
+ function PDFDocumentLoadingTask() {
+ _classCallCheck(this, PDFDocumentLoadingTask);
+
+ this._capability = (0, _util.createPromiseCapability)();
+ this._transport = null;
+ this._worker = null;
+ this.docId = 'd' + nextDocumentId++;
+ this.destroyed = false;
+ this.onPassword = null;
+ this.onProgress = null;
+ this.onUnsupportedFeature = null;
+ }
+
+ _createClass(PDFDocumentLoadingTask, [{
+ key: "destroy",
+ value: function destroy() {
+ var _this = this;
+
+ this.destroyed = true;
+ var transportDestroyed = !this._transport ? Promise.resolve() : this._transport.destroy();
+ return transportDestroyed.then(function () {
+ _this._transport = null;
+
+ if (_this._worker) {
+ _this._worker.destroy();
+
+ _this._worker = null;
+ }
+ });
+ }
+ }, {
+ key: "then",
+ value: function then(onFulfilled, onRejected) {
+ (0, _util.deprecated)('PDFDocumentLoadingTask.then method, ' + 'use the `promise` getter instead.');
+ return this.promise.then.apply(this.promise, arguments);
+ }
+ }, {
+ key: "promise",
+ get: function get() {
+ return this._capability.promise;
+ }
+ }]);
+
+ return PDFDocumentLoadingTask;
+ }();
+
+ return PDFDocumentLoadingTask;
+}();
+
+var PDFDataRangeTransport =
+/*#__PURE__*/
+function () {
+ function PDFDataRangeTransport(length, initialData) {
+ _classCallCheck(this, PDFDataRangeTransport);
+
+ this.length = length;
+ this.initialData = initialData;
+ this._rangeListeners = [];
+ this._progressListeners = [];
+ this._progressiveReadListeners = [];
+ this._readyCapability = (0, _util.createPromiseCapability)();
+ }
+
+ _createClass(PDFDataRangeTransport, [{
+ key: "addRangeListener",
+ value: function addRangeListener(listener) {
+ this._rangeListeners.push(listener);
+ }
+ }, {
+ key: "addProgressListener",
+ value: function addProgressListener(listener) {
+ this._progressListeners.push(listener);
+ }
+ }, {
+ key: "addProgressiveReadListener",
+ value: function addProgressiveReadListener(listener) {
+ this._progressiveReadListeners.push(listener);
+ }
+ }, {
+ key: "onDataRange",
+ value: function onDataRange(begin, chunk) {
+ var _iteratorNormalCompletion = true;
+ var _didIteratorError = false;
+ var _iteratorError = undefined;
+
+ try {
+ for (var _iterator = this._rangeListeners[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
+ var listener = _step.value;
+ listener(begin, chunk);
+ }
+ } catch (err) {
+ _didIteratorError = true;
+ _iteratorError = err;
+ } finally {
+ try {
+ if (!_iteratorNormalCompletion && _iterator.return != null) {
+ _iterator.return();
+ }
+ } finally {
+ if (_didIteratorError) {
+ throw _iteratorError;
+ }
+ }
+ }
+ }
+ }, {
+ key: "onDataProgress",
+ value: function onDataProgress(loaded) {
+ var _this2 = this;
+
+ this._readyCapability.promise.then(function () {
+ var _iteratorNormalCompletion2 = true;
+ var _didIteratorError2 = false;
+ var _iteratorError2 = undefined;
+
+ try {
+ for (var _iterator2 = _this2._progressListeners[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
+ var listener = _step2.value;
+ listener(loaded);
+ }
+ } catch (err) {
+ _didIteratorError2 = true;
+ _iteratorError2 = err;
+ } finally {
+ try {
+ if (!_iteratorNormalCompletion2 && _iterator2.return != null) {
+ _iterator2.return();
+ }
+ } finally {
+ if (_didIteratorError2) {
+ throw _iteratorError2;
+ }
+ }
+ }
+ });
+ }
+ }, {
+ key: "onDataProgressiveRead",
+ value: function onDataProgressiveRead(chunk) {
+ var _this3 = this;
+
+ this._readyCapability.promise.then(function () {
+ var _iteratorNormalCompletion3 = true;
+ var _didIteratorError3 = false;
+ var _iteratorError3 = undefined;
+
+ try {
+ for (var _iterator3 = _this3._progressiveReadListeners[Symbol.iterator](), _step3; !(_iteratorNormalCompletion3 = (_step3 = _iterator3.next()).done); _iteratorNormalCompletion3 = true) {
+ var listener = _step3.value;
+ listener(chunk);
+ }
+ } catch (err) {
+ _didIteratorError3 = true;
+ _iteratorError3 = err;
+ } finally {
+ try {
+ if (!_iteratorNormalCompletion3 && _iterator3.return != null) {
+ _iterator3.return();
+ }
+ } finally {
+ if (_didIteratorError3) {
+ throw _iteratorError3;
+ }
+ }
+ }
+ });
+ }
+ }, {
+ key: "transportReady",
+ value: function transportReady() {
+ this._readyCapability.resolve();
+ }
+ }, {
+ key: "requestDataRange",
+ value: function requestDataRange(begin, end) {
+ (0, _util.unreachable)('Abstract method PDFDataRangeTransport.requestDataRange');
+ }
+ }, {
+ key: "abort",
+ value: function abort() {}
+ }]);
+
+ return PDFDataRangeTransport;
+}();
+
+exports.PDFDataRangeTransport = PDFDataRangeTransport;
+
+var PDFDocumentProxy =
+/*#__PURE__*/
+function () {
+ function PDFDocumentProxy(pdfInfo, transport, loadingTask) {
+ _classCallCheck(this, PDFDocumentProxy);
+
+ this.loadingTask = loadingTask;
+ this._pdfInfo = pdfInfo;
+ this._transport = transport;
+ }
+
+ _createClass(PDFDocumentProxy, [{
+ key: "getPage",
+ value: function getPage(pageNumber) {
+ return this._transport.getPage(pageNumber);
+ }
+ }, {
+ key: "getPageIndex",
+ value: function getPageIndex(ref) {
+ return this._transport.getPageIndex(ref);
+ }
+ }, {
+ key: "getDestinations",
+ value: function getDestinations() {
+ return this._transport.getDestinations();
+ }
+ }, {
+ key: "getDestination",
+ value: function getDestination(id) {
+ return this._transport.getDestination(id);
+ }
+ }, {
+ key: "getPageLabels",
+ value: function getPageLabels() {
+ return this._transport.getPageLabels();
+ }
+ }, {
+ key: "getPageMode",
+ value: function getPageMode() {
+ return this._transport.getPageMode();
+ }
+ }, {
+ key: "getOpenActionDestination",
+ value: function getOpenActionDestination() {
+ return this._transport.getOpenActionDestination();
+ }
+ }, {
+ key: "getAttachments",
+ value: function getAttachments() {
+ return this._transport.getAttachments();
+ }
+ }, {
+ key: "getJavaScript",
+ value: function getJavaScript() {
+ return this._transport.getJavaScript();
+ }
+ }, {
+ key: "getOutline",
+ value: function getOutline() {
+ return this._transport.getOutline();
+ }
+ }, {
+ key: "getPermissions",
+ value: function getPermissions() {
+ return this._transport.getPermissions();
+ }
+ }, {
+ key: "getMetadata",
+ value: function getMetadata() {
+ return this._transport.getMetadata();
+ }
+ }, {
+ key: "getData",
+ value: function getData() {
+ return this._transport.getData();
+ }
+ }, {
+ key: "getDownloadInfo",
+ value: function getDownloadInfo() {
+ return this._transport.downloadInfoCapability.promise;
+ }
+ }, {
+ key: "getStats",
+ value: function getStats() {
+ return this._transport.getStats();
+ }
+ }, {
+ key: "cleanup",
+ value: function cleanup() {
+ this._transport.startCleanup();
+ }
+ }, {
+ key: "destroy",
+ value: function destroy() {
+ return this.loadingTask.destroy();
+ }
+ }, {
+ key: "numPages",
+ get: function get() {
+ return this._pdfInfo.numPages;
+ }
+ }, {
+ key: "fingerprint",
+ get: function get() {
+ return this._pdfInfo.fingerprint;
+ }
+ }, {
+ key: "loadingParams",
+ get: function get() {
+ return this._transport.loadingParams;
+ }
+ }]);
+
+ return PDFDocumentProxy;
+}();
+
+exports.PDFDocumentProxy = PDFDocumentProxy;
+
+var PDFPageProxy =
+/*#__PURE__*/
+function () {
+ function PDFPageProxy(pageIndex, pageInfo, transport) {
+ var pdfBug = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
+
+ _classCallCheck(this, PDFPageProxy);
+
+ this.pageIndex = pageIndex;
+ this._pageInfo = pageInfo;
+ this._transport = transport;
+ this._stats = pdfBug ? new _dom_utils.StatTimer() : _dom_utils.DummyStatTimer;
+ this._pdfBug = pdfBug;
+ this.commonObjs = transport.commonObjs;
+ this.objs = new PDFObjects();
+ this.cleanupAfterRender = false;
+ this.pendingCleanup = false;
+ this.intentStates = Object.create(null);
+ this.destroyed = false;
+ }
+
+ _createClass(PDFPageProxy, [{
+ key: "getViewport",
+ value: function getViewport() {
+ var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
+ scale = _ref.scale,
+ _ref$rotation = _ref.rotation,
+ rotation = _ref$rotation === void 0 ? this.rotate : _ref$rotation,
+ _ref$dontFlip = _ref.dontFlip,
+ dontFlip = _ref$dontFlip === void 0 ? false : _ref$dontFlip;
+
+ if (arguments.length > 1 || typeof arguments[0] === 'number') {
+ (0, _util.deprecated)('getViewport is called with obsolete arguments.');
+ scale = arguments[0];
+ rotation = typeof arguments[1] === 'number' ? arguments[1] : this.rotate;
+ dontFlip = typeof arguments[2] === 'boolean' ? arguments[2] : false;
+ }
+
+ return new _dom_utils.PageViewport({
+ viewBox: this.view,
+ scale: scale,
+ rotation: rotation,
+ dontFlip: dontFlip
+ });
+ }
+ }, {
+ key: "getAnnotations",
+ value: function getAnnotations() {
+ var _ref2 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
+ _ref2$intent = _ref2.intent,
+ intent = _ref2$intent === void 0 ? null : _ref2$intent;
+
+ if (!this.annotationsPromise || this.annotationsIntent !== intent) {
+ this.annotationsPromise = this._transport.getAnnotations(this.pageIndex, intent);
+ this.annotationsIntent = intent;
+ }
+
+ return this.annotationsPromise;
+ }
+ }, {
+ key: "render",
+ value: function render(_ref3) {
+ var _this4 = this;
+
+ var canvasContext = _ref3.canvasContext,
+ viewport = _ref3.viewport,
+ _ref3$intent = _ref3.intent,
+ intent = _ref3$intent === void 0 ? 'display' : _ref3$intent,
+ _ref3$enableWebGL = _ref3.enableWebGL,
+ enableWebGL = _ref3$enableWebGL === void 0 ? false : _ref3$enableWebGL,
+ _ref3$renderInteracti = _ref3.renderInteractiveForms,
+ renderInteractiveForms = _ref3$renderInteracti === void 0 ? false : _ref3$renderInteracti,
+ _ref3$transform = _ref3.transform,
+ transform = _ref3$transform === void 0 ? null : _ref3$transform,
+ _ref3$imageLayer = _ref3.imageLayer,
+ imageLayer = _ref3$imageLayer === void 0 ? null : _ref3$imageLayer,
+ _ref3$canvasFactory = _ref3.canvasFactory,
+ canvasFactory = _ref3$canvasFactory === void 0 ? null : _ref3$canvasFactory,
+ _ref3$background = _ref3.background,
+ background = _ref3$background === void 0 ? null : _ref3$background;
+ var stats = this._stats;
+ stats.time('Overall');
+ this.pendingCleanup = false;
+ var renderingIntent = intent === 'print' ? 'print' : 'display';
+ var canvasFactoryInstance = canvasFactory || new _dom_utils.DOMCanvasFactory();
+ var webGLContext = new _webgl.WebGLContext({
+ enable: enableWebGL
+ });
+
+ if (!this.intentStates[renderingIntent]) {
+ this.intentStates[renderingIntent] = Object.create(null);
+ }
+
+ var intentState = this.intentStates[renderingIntent];
+
+ if (!intentState.displayReadyCapability) {
+ intentState.receivingOperatorList = true;
+ intentState.displayReadyCapability = (0, _util.createPromiseCapability)();
+ intentState.operatorList = {
+ fnArray: [],
+ argsArray: [],
+ lastChunk: false
+ };
+ stats.time('Page Request');
+
+ this._transport.messageHandler.send('RenderPageRequest', {
+ pageIndex: this.pageNumber - 1,
+ intent: renderingIntent,
+ renderInteractiveForms: renderInteractiveForms === true
+ });
+ }
+
+ var complete = function complete(error) {
+ var i = intentState.renderTasks.indexOf(internalRenderTask);
+
+ if (i >= 0) {
+ intentState.renderTasks.splice(i, 1);
+ }
+
+ if (_this4.cleanupAfterRender) {
+ _this4.pendingCleanup = true;
+ }
+
+ _this4._tryCleanup();
+
+ if (error) {
+ internalRenderTask.capability.reject(error);
+ } else {
+ internalRenderTask.capability.resolve();
+ }
+
+ stats.timeEnd('Rendering');
+ stats.timeEnd('Overall');
+ };
+
+ var internalRenderTask = new InternalRenderTask({
+ callback: complete,
+ params: {
+ canvasContext: canvasContext,
+ viewport: viewport,
+ transform: transform,
+ imageLayer: imageLayer,
+ background: background
+ },
+ objs: this.objs,
+ commonObjs: this.commonObjs,
+ operatorList: intentState.operatorList,
+ pageNumber: this.pageNumber,
+ canvasFactory: canvasFactoryInstance,
+ webGLContext: webGLContext,
+ useRequestAnimationFrame: renderingIntent !== 'print',
+ pdfBug: this._pdfBug
+ });
+
+ if (!intentState.renderTasks) {
+ intentState.renderTasks = [];
+ }
+
+ intentState.renderTasks.push(internalRenderTask);
+ var renderTask = internalRenderTask.task;
+ intentState.displayReadyCapability.promise.then(function (transparency) {
+ if (_this4.pendingCleanup) {
+ complete();
+ return;
+ }
+
+ stats.time('Rendering');
+ internalRenderTask.initializeGraphics(transparency);
+ internalRenderTask.operatorListChanged();
+ }).catch(complete);
+ return renderTask;
+ }
+ }, {
+ key: "getOperatorList",
+ value: function getOperatorList() {
+ function operatorListChanged() {
+ if (intentState.operatorList.lastChunk) {
+ intentState.opListReadCapability.resolve(intentState.operatorList);
+ var i = intentState.renderTasks.indexOf(opListTask);
+
+ if (i >= 0) {
+ intentState.renderTasks.splice(i, 1);
+ }
+ }
+ }
+
+ var renderingIntent = 'oplist';
+
+ if (!this.intentStates[renderingIntent]) {
+ this.intentStates[renderingIntent] = Object.create(null);
+ }
+
+ var intentState = this.intentStates[renderingIntent];
+ var opListTask;
+
+ if (!intentState.opListReadCapability) {
+ opListTask = {};
+ opListTask.operatorListChanged = operatorListChanged;
+ intentState.receivingOperatorList = true;
+ intentState.opListReadCapability = (0, _util.createPromiseCapability)();
+ intentState.renderTasks = [];
+ intentState.renderTasks.push(opListTask);
+ intentState.operatorList = {
+ fnArray: [],
+ argsArray: [],
+ lastChunk: false
+ };
+
+ this._stats.time('Page Request');
+
+ this._transport.messageHandler.send('RenderPageRequest', {
+ pageIndex: this.pageIndex,
+ intent: renderingIntent
+ });
+ }
+
+ return intentState.opListReadCapability.promise;
+ }
+ }, {
+ key: "streamTextContent",
+ value: function streamTextContent() {
+ var _ref4 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
+ _ref4$normalizeWhites = _ref4.normalizeWhitespace,
+ normalizeWhitespace = _ref4$normalizeWhites === void 0 ? false : _ref4$normalizeWhites,
+ _ref4$disableCombineT = _ref4.disableCombineTextItems,
+ disableCombineTextItems = _ref4$disableCombineT === void 0 ? false : _ref4$disableCombineT;
+
+ var TEXT_CONTENT_CHUNK_SIZE = 100;
+ return this._transport.messageHandler.sendWithStream('GetTextContent', {
+ pageIndex: this.pageNumber - 1,
+ normalizeWhitespace: normalizeWhitespace === true,
+ combineTextItems: disableCombineTextItems !== true
+ }, {
+ highWaterMark: TEXT_CONTENT_CHUNK_SIZE,
+ size: function size(textContent) {
+ return textContent.items.length;
+ }
+ });
+ }
+ }, {
+ key: "getTextContent",
+ value: function getTextContent() {
+ var params = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
+ var readableStream = this.streamTextContent(params);
+ return new Promise(function (resolve, reject) {
+ function pump() {
+ reader.read().then(function (_ref5) {
+ var _textContent$items;
+
+ var value = _ref5.value,
+ done = _ref5.done;
+
+ if (done) {
+ resolve(textContent);
+ return;
+ }
+
+ Object.assign(textContent.styles, value.styles);
+
+ (_textContent$items = textContent.items).push.apply(_textContent$items, _toConsumableArray(value.items));
+
+ pump();
+ }, reject);
+ }
+
+ var reader = readableStream.getReader();
+ var textContent = {
+ items: [],
+ styles: Object.create(null)
+ };
+ pump();
+ });
+ }
+ }, {
+ key: "_destroy",
+ value: function _destroy() {
+ this.destroyed = true;
+ this._transport.pageCache[this.pageIndex] = null;
+ var waitOn = [];
+ Object.keys(this.intentStates).forEach(function (intent) {
+ if (intent === 'oplist') {
+ return;
+ }
+
+ var intentState = this.intentStates[intent];
+ intentState.renderTasks.forEach(function (renderTask) {
+ var renderCompleted = renderTask.capability.promise.catch(function () {});
+ waitOn.push(renderCompleted);
+ renderTask.cancel();
+ });
+ }, this);
+ this.objs.clear();
+ this.annotationsPromise = null;
+ this.pendingCleanup = false;
+ return Promise.all(waitOn);
+ }
+ }, {
+ key: "cleanup",
+ value: function cleanup() {
+ var resetStats = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
+ this.pendingCleanup = true;
+
+ this._tryCleanup(resetStats);
+ }
+ }, {
+ key: "_tryCleanup",
+ value: function _tryCleanup() {
+ var resetStats = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
+
+ if (!this.pendingCleanup || Object.keys(this.intentStates).some(function (intent) {
+ var intentState = this.intentStates[intent];
+ return intentState.renderTasks.length !== 0 || intentState.receivingOperatorList;
+ }, this)) {
return;
}
- style.fontWeight = (font.black ?
- (font.bold ? '900' : 'bold') :
- (font.bold ? 'bold' : 'normal'));
- style.fontStyle = (font.italic ? 'italic' : 'normal');
+ Object.keys(this.intentStates).forEach(function (intent) {
+ delete this.intentStates[intent];
+ }, this);
+ this.objs.clear();
+ this.annotationsPromise = null;
- // Use a reasonable default font if the font doesn't specify a fallback.
- var fontFamily = font.loadedName ? '"' + font.loadedName + '", ' : '';
- var fallbackName = font.fallbackName || 'Helvetica, sans-serif';
- style.fontFamily = fontFamily + fallbackName;
- }
- });
-
- return WidgetAnnotationElement;
-})();
-
-/**
- * @class
- * @alias PopupAnnotationElement
- */
-var PopupAnnotationElement = (function PopupAnnotationElementClosure() {
- function PopupAnnotationElement(parameters) {
- AnnotationElement.call(this, parameters);
- }
-
- Util.inherit(PopupAnnotationElement, AnnotationElement, {
- /**
- * Render the popup annotation's HTML element in the empty container.
- *
- * @public
- * @memberof PopupAnnotationElement
- * @returns {HTMLSectionElement}
- */
- render: function PopupAnnotationElement_render() {
- this.container.className = 'popupAnnotation';
-
- var selector = '[data-annotation-id="' + this.data.parentId + '"]';
- var parentElement = this.layer.querySelector(selector);
- if (!parentElement) {
- return this.container;
+ if (resetStats && this._stats instanceof _dom_utils.StatTimer) {
+ this._stats = new _dom_utils.StatTimer();
}
- var popup = new PopupElement({
- container: this.container,
- trigger: parentElement,
- color: this.data.color,
- title: this.data.title,
- contents: this.data.contents
+ this.pendingCleanup = false;
+ }
+ }, {
+ key: "_startRenderPage",
+ value: function _startRenderPage(transparency, intent) {
+ var intentState = this.intentStates[intent];
+
+ if (intentState.displayReadyCapability) {
+ intentState.displayReadyCapability.resolve(transparency);
+ }
+ }
+ }, {
+ key: "_renderPageChunk",
+ value: function _renderPageChunk(operatorListChunk, intent) {
+ var intentState = this.intentStates[intent];
+
+ for (var i = 0, ii = operatorListChunk.length; i < ii; i++) {
+ intentState.operatorList.fnArray.push(operatorListChunk.fnArray[i]);
+ intentState.operatorList.argsArray.push(operatorListChunk.argsArray[i]);
+ }
+
+ intentState.operatorList.lastChunk = operatorListChunk.lastChunk;
+
+ for (var _i = 0; _i < intentState.renderTasks.length; _i++) {
+ intentState.renderTasks[_i].operatorListChanged();
+ }
+
+ if (operatorListChunk.lastChunk) {
+ intentState.receivingOperatorList = false;
+
+ this._tryCleanup();
+ }
+ }
+ }, {
+ key: "pageNumber",
+ get: function get() {
+ return this.pageIndex + 1;
+ }
+ }, {
+ key: "rotate",
+ get: function get() {
+ return this._pageInfo.rotate;
+ }
+ }, {
+ key: "ref",
+ get: function get() {
+ return this._pageInfo.ref;
+ }
+ }, {
+ key: "userUnit",
+ get: function get() {
+ return this._pageInfo.userUnit;
+ }
+ }, {
+ key: "view",
+ get: function get() {
+ return this._pageInfo.view;
+ }
+ }, {
+ key: "stats",
+ get: function get() {
+ return this._stats instanceof _dom_utils.StatTimer ? this._stats : null;
+ }
+ }]);
+
+ return PDFPageProxy;
+}();
+
+exports.PDFPageProxy = PDFPageProxy;
+
+var LoopbackPort =
+/*#__PURE__*/
+function () {
+ function LoopbackPort() {
+ var defer = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : true;
+
+ _classCallCheck(this, LoopbackPort);
+
+ this._listeners = [];
+ this._defer = defer;
+ this._deferred = Promise.resolve(undefined);
+ }
+
+ _createClass(LoopbackPort, [{
+ key: "postMessage",
+ value: function postMessage(obj, transfers) {
+ var _this5 = this;
+
+ function cloneValue(value) {
+ if (_typeof(value) !== 'object' || value === null) {
+ return value;
+ }
+
+ if (cloned.has(value)) {
+ return cloned.get(value);
+ }
+
+ var buffer, result;
+
+ if ((buffer = value.buffer) && (0, _util.isArrayBuffer)(buffer)) {
+ var transferable = transfers && transfers.includes(buffer);
+
+ if (value === buffer) {
+ result = value;
+ } else if (transferable) {
+ result = new value.constructor(buffer, value.byteOffset, value.byteLength);
+ } else {
+ result = new value.constructor(value);
+ }
+
+ cloned.set(value, result);
+ return result;
+ }
+
+ result = Array.isArray(value) ? [] : {};
+ cloned.set(value, result);
+
+ for (var i in value) {
+ var desc = void 0,
+ p = value;
+
+ while (!(desc = Object.getOwnPropertyDescriptor(p, i))) {
+ p = Object.getPrototypeOf(p);
+ }
+
+ if (typeof desc.value === 'undefined' || typeof desc.value === 'function') {
+ continue;
+ }
+
+ result[i] = cloneValue(desc.value);
+ }
+
+ return result;
+ }
+
+ if (!this._defer) {
+ this._listeners.forEach(function (listener) {
+ listener.call(this, {
+ data: obj
+ });
+ }, this);
+
+ return;
+ }
+
+ var cloned = new WeakMap();
+ var e = {
+ data: cloneValue(obj)
+ };
+
+ this._deferred.then(function () {
+ _this5._listeners.forEach(function (listener) {
+ listener.call(this, e);
+ }, _this5);
});
-
- // Position the popup next to the parent annotation's container.
- // PDF viewers ignore a popup annotation's rectangle.
- var parentLeft = parseFloat(parentElement.style.left);
- var parentWidth = parseFloat(parentElement.style.width);
- CustomStyle.setProp('transformOrigin', this.container,
- -(parentLeft + parentWidth) + 'px -' +
- parentElement.style.top);
- this.container.style.left = (parentLeft + parentWidth) + 'px';
-
- this.container.appendChild(popup.render());
- return this.container;
}
- });
+ }, {
+ key: "addEventListener",
+ value: function addEventListener(name, listener) {
+ this._listeners.push(listener);
+ }
+ }, {
+ key: "removeEventListener",
+ value: function removeEventListener(name, listener) {
+ var i = this._listeners.indexOf(listener);
- return PopupAnnotationElement;
-})();
+ this._listeners.splice(i, 1);
+ }
+ }, {
+ key: "terminate",
+ value: function terminate() {
+ this._listeners = [];
+ }
+ }]);
-/**
- * @class
- * @alias PopupElement
- */
-var PopupElement = (function PopupElementClosure() {
- var BACKGROUND_ENLIGHT = 0.7;
+ return LoopbackPort;
+}();
- function PopupElement(parameters) {
- this.container = parameters.container;
- this.trigger = parameters.trigger;
- this.color = parameters.color;
- this.title = parameters.title;
- this.contents = parameters.contents;
- this.hideWrapper = parameters.hideWrapper || false;
+exports.LoopbackPort = LoopbackPort;
- this.pinned = false;
+var PDFWorker = function PDFWorkerClosure() {
+ var pdfWorkerPorts = new WeakMap();
+ var nextFakeWorkerId = 0;
+ var fakeWorkerFilesLoadedCapability;
+
+ function _getWorkerSrc() {
+ if (_worker_options.GlobalWorkerOptions.workerSrc) {
+ return _worker_options.GlobalWorkerOptions.workerSrc;
+ }
+
+ if (typeof fallbackWorkerSrc !== 'undefined') {
+ return fallbackWorkerSrc;
+ }
+
+ throw new Error('No "GlobalWorkerOptions.workerSrc" specified.');
}
- PopupElement.prototype = /** @lends PopupElement.prototype */ {
- /**
- * Render the popup's HTML element.
- *
- * @public
- * @memberof PopupElement
- * @returns {HTMLSectionElement}
- */
- render: function PopupElement_render() {
- var wrapper = document.createElement('div');
- wrapper.className = 'popupWrapper';
-
- // For Popup annotations we hide the entire section because it contains
- // only the popup. However, for Text annotations without a separate Popup
- // annotation, we cannot hide the entire container as the image would
- // disappear too. In that special case, hiding the wrapper suffices.
- this.hideElement = (this.hideWrapper ? wrapper : this.container);
- this.hideElement.setAttribute('hidden', true);
-
- var popup = document.createElement('div');
- popup.className = 'popup';
-
- var color = this.color;
- if (color) {
- // Enlighten the color.
- var r = BACKGROUND_ENLIGHT * (255 - color[0]) + color[0];
- var g = BACKGROUND_ENLIGHT * (255 - color[1]) + color[1];
- var b = BACKGROUND_ENLIGHT * (255 - color[2]) + color[2];
- popup.style.backgroundColor = Util.makeCssRgb(r | 0, g | 0, b | 0);
+ function getMainThreadWorkerMessageHandler() {
+ try {
+ if (typeof window !== 'undefined') {
+ return window.pdfjsWorker && window.pdfjsWorker.WorkerMessageHandler;
}
+ } catch (ex) {}
- var contents = this._formatContents(this.contents);
- var title = document.createElement('h1');
- title.textContent = this.title;
-
- // Attach the event listeners to the trigger element.
- this.trigger.addEventListener('click', this._toggle.bind(this));
- this.trigger.addEventListener('mouseover', this._show.bind(this, false));
- this.trigger.addEventListener('mouseout', this._hide.bind(this, false));
- popup.addEventListener('click', this._hide.bind(this, true));
-
- popup.appendChild(title);
- popup.appendChild(contents);
- wrapper.appendChild(popup);
- return wrapper;
- },
-
- /**
- * Format the contents of the popup by adding newlines where necessary.
- *
- * @private
- * @param {string} contents
- * @memberof PopupElement
- * @returns {HTMLParagraphElement}
- */
- _formatContents: function PopupElement_formatContents(contents) {
- var p = document.createElement('p');
- var lines = contents.split(/(?:\r\n?|\n)/);
- for (var i = 0, ii = lines.length; i < ii; ++i) {
- var line = lines[i];
- p.appendChild(document.createTextNode(line));
- if (i < (ii - 1)) {
- p.appendChild(document.createElement('br'));
- }
- }
- return p;
- },
-
- /**
- * Toggle the visibility of the popup.
- *
- * @private
- * @memberof PopupElement
- */
- _toggle: function PopupElement_toggle() {
- if (this.pinned) {
- this._hide(true);
- } else {
- this._show(true);
- }
- },
-
- /**
- * Show the popup.
- *
- * @private
- * @param {boolean} pin
- * @memberof PopupElement
- */
- _show: function PopupElement_show(pin) {
- if (pin) {
- this.pinned = true;
- }
- if (this.hideElement.hasAttribute('hidden')) {
- this.hideElement.removeAttribute('hidden');
- this.container.style.zIndex += 1;
- }
- },
-
- /**
- * Hide the popup.
- *
- * @private
- * @param {boolean} unpin
- * @memberof PopupElement
- */
- _hide: function PopupElement_hide(unpin) {
- if (unpin) {
- this.pinned = false;
- }
- if (!this.hideElement.hasAttribute('hidden') && !this.pinned) {
- this.hideElement.setAttribute('hidden', true);
- this.container.style.zIndex -= 1;
- }
- }
- };
-
- return PopupElement;
-})();
-
-/**
- * @class
- * @alias HighlightAnnotationElement
- */
-var HighlightAnnotationElement = (
- function HighlightAnnotationElementClosure() {
- function HighlightAnnotationElement(parameters) {
- AnnotationElement.call(this, parameters);
+ return null;
}
- Util.inherit(HighlightAnnotationElement, AnnotationElement, {
- /**
- * Render the highlight annotation's HTML element in the empty container.
- *
- * @public
- * @memberof HighlightAnnotationElement
- * @returns {HTMLSectionElement}
- */
- render: function HighlightAnnotationElement_render() {
- this.container.className = 'highlightAnnotation';
- return this.container;
+ function setupFakeWorkerGlobal() {
+ if (fakeWorkerFilesLoadedCapability) {
+ return fakeWorkerFilesLoadedCapability.promise;
}
- });
- return HighlightAnnotationElement;
-})();
+ fakeWorkerFilesLoadedCapability = (0, _util.createPromiseCapability)();
+ var mainWorkerMessageHandler = getMainThreadWorkerMessageHandler();
-/**
- * @class
- * @alias UnderlineAnnotationElement
- */
-var UnderlineAnnotationElement = (
- function UnderlineAnnotationElementClosure() {
- function UnderlineAnnotationElement(parameters) {
- AnnotationElement.call(this, parameters);
+ if (mainWorkerMessageHandler) {
+ fakeWorkerFilesLoadedCapability.resolve(mainWorkerMessageHandler);
+ return fakeWorkerFilesLoadedCapability.promise;
+ }
+
+ var loader = fakeWorkerFilesLoader || function () {
+ return (0, _dom_utils.loadScript)(_getWorkerSrc()).then(function () {
+ return window.pdfjsWorker.WorkerMessageHandler;
+ });
+ };
+
+ loader().then(fakeWorkerFilesLoadedCapability.resolve, fakeWorkerFilesLoadedCapability.reject);
+ return fakeWorkerFilesLoadedCapability.promise;
}
- Util.inherit(UnderlineAnnotationElement, AnnotationElement, {
- /**
- * Render the underline annotation's HTML element in the empty container.
- *
- * @public
- * @memberof UnderlineAnnotationElement
- * @returns {HTMLSectionElement}
- */
- render: function UnderlineAnnotationElement_render() {
- this.container.className = 'underlineAnnotation';
- return this.container;
- }
- });
-
- return UnderlineAnnotationElement;
-})();
-
-/**
- * @class
- * @alias SquigglyAnnotationElement
- */
-var SquigglyAnnotationElement = (function SquigglyAnnotationElementClosure() {
- function SquigglyAnnotationElement(parameters) {
- AnnotationElement.call(this, parameters);
+ function createCDNWrapper(url) {
+ var wrapper = 'importScripts(\'' + url + '\');';
+ return _util.URL.createObjectURL(new Blob([wrapper]));
}
- Util.inherit(SquigglyAnnotationElement, AnnotationElement, {
- /**
- * Render the squiggly annotation's HTML element in the empty container.
- *
- * @public
- * @memberof SquigglyAnnotationElement
- * @returns {HTMLSectionElement}
- */
- render: function SquigglyAnnotationElement_render() {
- this.container.className = 'squigglyAnnotation';
- return this.container;
+ var PDFWorker =
+ /*#__PURE__*/
+ function () {
+ function PDFWorker() {
+ var _ref6 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
+ _ref6$name = _ref6.name,
+ name = _ref6$name === void 0 ? null : _ref6$name,
+ _ref6$port = _ref6.port,
+ port = _ref6$port === void 0 ? null : _ref6$port,
+ _ref6$postMessageTran = _ref6.postMessageTransfers,
+ postMessageTransfers = _ref6$postMessageTran === void 0 ? true : _ref6$postMessageTran,
+ _ref6$verbosity = _ref6.verbosity,
+ verbosity = _ref6$verbosity === void 0 ? (0, _util.getVerbosityLevel)() : _ref6$verbosity;
+
+ _classCallCheck(this, PDFWorker);
+
+ if (port && pdfWorkerPorts.has(port)) {
+ throw new Error('Cannot use more than one PDFWorker per port');
+ }
+
+ this.name = name;
+ this.destroyed = false;
+ this.postMessageTransfers = postMessageTransfers !== false;
+ this.verbosity = verbosity;
+ this._readyCapability = (0, _util.createPromiseCapability)();
+ this._port = null;
+ this._webWorker = null;
+ this._messageHandler = null;
+
+ if (port) {
+ pdfWorkerPorts.set(port, this);
+
+ this._initializeFromPort(port);
+
+ return;
+ }
+
+ this._initialize();
}
- });
- return SquigglyAnnotationElement;
-})();
+ _createClass(PDFWorker, [{
+ key: "_initializeFromPort",
+ value: function _initializeFromPort(port) {
+ this._port = port;
+ this._messageHandler = new _message_handler.MessageHandler('main', 'worker', port);
-/**
- * @class
- * @alias StrikeOutAnnotationElement
- */
-var StrikeOutAnnotationElement = (
- function StrikeOutAnnotationElementClosure() {
- function StrikeOutAnnotationElement(parameters) {
- AnnotationElement.call(this, parameters);
- }
+ this._messageHandler.on('ready', function () {});
- Util.inherit(StrikeOutAnnotationElement, AnnotationElement, {
- /**
- * Render the strikeout annotation's HTML element in the empty container.
- *
- * @public
- * @memberof StrikeOutAnnotationElement
- * @returns {HTMLSectionElement}
- */
- render: function StrikeOutAnnotationElement_render() {
- this.container.className = 'strikeoutAnnotation';
- return this.container;
- }
- });
+ this._readyCapability.resolve();
+ }
+ }, {
+ key: "_initialize",
+ value: function _initialize() {
+ var _this6 = this;
- return StrikeOutAnnotationElement;
-})();
+ if (typeof Worker !== 'undefined' && !isWorkerDisabled && !getMainThreadWorkerMessageHandler()) {
+ var workerSrc = _getWorkerSrc();
-/**
- * @typedef {Object} AnnotationLayerParameters
- * @property {PageViewport} viewport
- * @property {HTMLDivElement} div
- * @property {Array} annotations
- * @property {PDFPage} page
- * @property {IPDFLinkService} linkService
- */
+ try {
+ if (!(0, _util.isSameOrigin)(window.location.href, workerSrc)) {
+ workerSrc = createCDNWrapper(new _util.URL(workerSrc, window.location).href);
+ }
-/**
- * @class
- * @alias AnnotationLayer
- */
-var AnnotationLayer = (function AnnotationLayerClosure() {
- return {
- /**
- * Render a new annotation layer with all annotation elements.
- *
- * @public
- * @param {AnnotationLayerParameters} parameters
- * @memberof AnnotationLayer
- */
- render: function AnnotationLayer_render(parameters) {
- var annotationElementFactory = new AnnotationElementFactory();
+ var worker = new Worker(workerSrc);
+ var messageHandler = new _message_handler.MessageHandler('main', 'worker', worker);
- for (var i = 0, ii = parameters.annotations.length; i < ii; i++) {
- var data = parameters.annotations[i];
- if (!data || !data.hasHtml) {
- continue;
+ var terminateEarly = function terminateEarly() {
+ worker.removeEventListener('error', onWorkerError);
+ messageHandler.destroy();
+ worker.terminate();
+
+ if (_this6.destroyed) {
+ _this6._readyCapability.reject(new Error('Worker was destroyed'));
+ } else {
+ _this6._setupFakeWorker();
+ }
+ };
+
+ var onWorkerError = function onWorkerError() {
+ if (!_this6._webWorker) {
+ terminateEarly();
+ }
+ };
+
+ worker.addEventListener('error', onWorkerError);
+ messageHandler.on('test', function (data) {
+ worker.removeEventListener('error', onWorkerError);
+
+ if (_this6.destroyed) {
+ terminateEarly();
+ return;
+ }
+
+ if (data && data.supportTypedArray) {
+ _this6._messageHandler = messageHandler;
+ _this6._port = worker;
+ _this6._webWorker = worker;
+
+ if (!data.supportTransfers) {
+ _this6.postMessageTransfers = false;
+ }
+
+ _this6._readyCapability.resolve();
+
+ messageHandler.send('configure', {
+ verbosity: _this6.verbosity
+ });
+ } else {
+ _this6._setupFakeWorker();
+
+ messageHandler.destroy();
+ worker.terminate();
+ }
+ });
+ messageHandler.on('ready', function (data) {
+ worker.removeEventListener('error', onWorkerError);
+
+ if (_this6.destroyed) {
+ terminateEarly();
+ return;
+ }
+
+ try {
+ sendTest();
+ } catch (e) {
+ _this6._setupFakeWorker();
+ }
+ });
+
+ var sendTest = function sendTest() {
+ var testObj = new Uint8Array([_this6.postMessageTransfers ? 255 : 0]);
+
+ try {
+ messageHandler.send('test', testObj, [testObj.buffer]);
+ } catch (ex) {
+ (0, _util.info)('Cannot use postMessage transfers');
+ testObj[0] = 0;
+ messageHandler.send('test', testObj);
+ }
+ };
+
+ sendTest();
+ return;
+ } catch (e) {
+ (0, _util.info)('The worker has been disabled.');
+ }
}
- var properties = {
- data: data,
- layer: parameters.div,
- page: parameters.page,
- viewport: parameters.viewport,
- linkService: parameters.linkService
- };
- var element = annotationElementFactory.create(properties);
- parameters.div.appendChild(element.render());
+ this._setupFakeWorker();
}
- },
+ }, {
+ key: "_setupFakeWorker",
+ value: function _setupFakeWorker() {
+ var _this7 = this;
- /**
- * Update the annotation elements on existing annotation layer.
- *
- * @public
- * @param {AnnotationLayerParameters} parameters
- * @memberof AnnotationLayer
- */
- update: function AnnotationLayer_update(parameters) {
- for (var i = 0, ii = parameters.annotations.length; i < ii; i++) {
- var data = parameters.annotations[i];
- var element = parameters.div.querySelector(
- '[data-annotation-id="' + data.id + '"]');
- if (element) {
- CustomStyle.setProp('transform', element,
- 'matrix(' + parameters.viewport.transform.join(',') + ')');
+ if (!isWorkerDisabled) {
+ (0, _util.warn)('Setting up fake worker.');
+ isWorkerDisabled = true;
+ }
+
+ setupFakeWorkerGlobal().then(function (WorkerMessageHandler) {
+ if (_this7.destroyed) {
+ _this7._readyCapability.reject(new Error('Worker was destroyed'));
+
+ return;
+ }
+
+ var port = new LoopbackPort();
+ _this7._port = port;
+ var id = 'fake' + nextFakeWorkerId++;
+ var workerHandler = new _message_handler.MessageHandler(id + '_worker', id, port);
+ WorkerMessageHandler.setup(workerHandler, port);
+ var messageHandler = new _message_handler.MessageHandler(id, id + '_worker', port);
+ _this7._messageHandler = messageHandler;
+
+ _this7._readyCapability.resolve();
+ }).catch(function (reason) {
+ _this7._readyCapability.reject(new Error("Setting up fake worker failed: \"".concat(reason.message, "\".")));
+ });
+ }
+ }, {
+ key: "destroy",
+ value: function destroy() {
+ this.destroyed = true;
+
+ if (this._webWorker) {
+ this._webWorker.terminate();
+
+ this._webWorker = null;
+ }
+
+ pdfWorkerPorts.delete(this._port);
+ this._port = null;
+
+ if (this._messageHandler) {
+ this._messageHandler.destroy();
+
+ this._messageHandler = null;
}
}
- parameters.div.removeAttribute('hidden');
- }
- };
-})();
+ }, {
+ key: "promise",
+ get: function get() {
+ return this._readyCapability.promise;
+ }
+ }, {
+ key: "port",
+ get: function get() {
+ return this._port;
+ }
+ }, {
+ key: "messageHandler",
+ get: function get() {
+ return this._messageHandler;
+ }
+ }], [{
+ key: "fromPort",
+ value: function fromPort(params) {
+ if (!params || !params.port) {
+ throw new Error('PDFWorker.fromPort - invalid method signature.');
+ }
-PDFJS.AnnotationLayer = AnnotationLayer;
+ if (pdfWorkerPorts.has(params.port)) {
+ return pdfWorkerPorts.get(params.port);
+ }
-exports.AnnotationLayer = AnnotationLayer;
-}));
+ return new PDFWorker(params);
+ }
+ }, {
+ key: "getWorkerSrc",
+ value: function getWorkerSrc() {
+ return _getWorkerSrc();
+ }
+ }]);
+ return PDFWorker;
+ }();
-(function (root, factory) {
- {
- factory((root.pdfjsDisplayFontLoader = {}), root.pdfjsSharedUtil,
- root.pdfjsSharedGlobal);
- }
-}(this, function (exports, sharedUtil, sharedGlobal) {
+ return PDFWorker;
+}();
-var assert = sharedUtil.assert;
-var bytesToString = sharedUtil.bytesToString;
-var string32 = sharedUtil.string32;
-var shadow = sharedUtil.shadow;
-var warn = sharedUtil.warn;
+exports.PDFWorker = PDFWorker;
-var PDFJS = sharedGlobal.PDFJS;
-var globalScope = sharedGlobal.globalScope;
-var isWorker = sharedGlobal.isWorker;
+var WorkerTransport =
+/*#__PURE__*/
+function () {
+ function WorkerTransport(messageHandler, loadingTask, networkStream, params) {
+ _classCallCheck(this, WorkerTransport);
-function FontLoader(docId) {
- this.docId = docId;
- this.styleElement = null;
- this.nativeFontFaces = [];
- this.loadTestFontId = 0;
- this.loadingContext = {
- requests: [],
- nextRequestId: 0
- };
-}
-FontLoader.prototype = {
- insertRule: function fontLoaderInsertRule(rule) {
- var styleElement = this.styleElement;
- if (!styleElement) {
- styleElement = this.styleElement = document.createElement('style');
- styleElement.id = 'PDFJS_FONT_STYLE_TAG_' + this.docId;
- document.documentElement.getElementsByTagName('head')[0].appendChild(
- styleElement);
- }
-
- var styleSheet = styleElement.sheet;
- styleSheet.insertRule(rule, styleSheet.cssRules.length);
- },
-
- clear: function fontLoaderClear() {
- var styleElement = this.styleElement;
- if (styleElement) {
- styleElement.parentNode.removeChild(styleElement);
- styleElement = this.styleElement = null;
- }
- this.nativeFontFaces.forEach(function(nativeFontFace) {
- document.fonts.delete(nativeFontFace);
+ this.messageHandler = messageHandler;
+ this.loadingTask = loadingTask;
+ this.commonObjs = new PDFObjects();
+ this.fontLoader = new _font_loader.FontLoader({
+ docId: loadingTask.docId,
+ onUnsupportedFeature: this._onUnsupportedFeature.bind(this)
});
- this.nativeFontFaces.length = 0;
- },
- get loadTestFont() {
- // This is a CFF font with 1 glyph for '.' that fills its entire width and
- // height.
- return shadow(this, 'loadTestFont', atob(
- 'T1RUTwALAIAAAwAwQ0ZGIDHtZg4AAAOYAAAAgUZGVE1lkzZwAAAEHAAAABxHREVGABQAFQ' +
- 'AABDgAAAAeT1MvMlYNYwkAAAEgAAAAYGNtYXABDQLUAAACNAAAAUJoZWFk/xVFDQAAALwA' +
- 'AAA2aGhlYQdkA+oAAAD0AAAAJGhtdHgD6AAAAAAEWAAAAAZtYXhwAAJQAAAAARgAAAAGbm' +
- 'FtZVjmdH4AAAGAAAAAsXBvc3T/hgAzAAADeAAAACAAAQAAAAEAALZRFsRfDzz1AAsD6AAA' +
- 'AADOBOTLAAAAAM4KHDwAAAAAA+gDIQAAAAgAAgAAAAAAAAABAAADIQAAAFoD6AAAAAAD6A' +
- 'ABAAAAAAAAAAAAAAAAAAAAAQAAUAAAAgAAAAQD6AH0AAUAAAKKArwAAACMAooCvAAAAeAA' +
- 'MQECAAACAAYJAAAAAAAAAAAAAQAAAAAAAAAAAAAAAFBmRWQAwAAuAC4DIP84AFoDIQAAAA' +
- 'AAAQAAAAAAAAAAACAAIAABAAAADgCuAAEAAAAAAAAAAQAAAAEAAAAAAAEAAQAAAAEAAAAA' +
- 'AAIAAQAAAAEAAAAAAAMAAQAAAAEAAAAAAAQAAQAAAAEAAAAAAAUAAQAAAAEAAAAAAAYAAQ' +
- 'AAAAMAAQQJAAAAAgABAAMAAQQJAAEAAgABAAMAAQQJAAIAAgABAAMAAQQJAAMAAgABAAMA' +
- 'AQQJAAQAAgABAAMAAQQJAAUAAgABAAMAAQQJAAYAAgABWABYAAAAAAAAAwAAAAMAAAAcAA' +
- 'EAAAAAADwAAwABAAAAHAAEACAAAAAEAAQAAQAAAC7//wAAAC7////TAAEAAAAAAAABBgAA' +
- 'AQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAEAAAAAAA' +
- 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' +
- 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' +
- 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' +
- 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAAA' +
- 'AAAAD/gwAyAAAAAQAAAAAAAAAAAAAAAAAAAAABAAQEAAEBAQJYAAEBASH4DwD4GwHEAvgc' +
- 'A/gXBIwMAYuL+nz5tQXkD5j3CBLnEQACAQEBIVhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWF' +
- 'hYWFhYWFhYAAABAQAADwACAQEEE/t3Dov6fAH6fAT+fPp8+nwHDosMCvm1Cvm1DAz6fBQA' +
- 'AAAAAAABAAAAAMmJbzEAAAAAzgTjFQAAAADOBOQpAAEAAAAAAAAADAAUAAQAAAABAAAAAg' +
- 'ABAAAAAAAAAAAD6AAAAAAAAA=='
- ));
- },
+ this._params = params;
+ this.CMapReaderFactory = new params.CMapReaderFactory({
+ baseUrl: params.cMapUrl,
+ isCompressed: params.cMapPacked
+ });
+ this.destroyed = false;
+ this.destroyCapability = null;
+ this._passwordCapability = null;
+ this._networkStream = networkStream;
+ this._fullReader = null;
+ this._lastProgress = null;
+ this.pageCache = [];
+ this.pagePromises = [];
+ this.downloadInfoCapability = (0, _util.createPromiseCapability)();
+ this.setupMessageHandler();
+ }
- addNativeFontFace: function fontLoader_addNativeFontFace(nativeFontFace) {
- this.nativeFontFaces.push(nativeFontFace);
- document.fonts.add(nativeFontFace);
- },
+ _createClass(WorkerTransport, [{
+ key: "destroy",
+ value: function destroy() {
+ var _this8 = this;
- bind: function fontLoaderBind(fonts, callback) {
- assert(!isWorker, 'bind() shall be called from main thread');
-
- var rules = [];
- var fontsToLoad = [];
- var fontLoadPromises = [];
- var getNativeFontPromise = function(nativeFontFace) {
- // Return a promise that is always fulfilled, even when the font fails to
- // load.
- return nativeFontFace.loaded.catch(function(e) {
- warn('Failed to load font "' + nativeFontFace.family + '": ' + e);
- });
- };
- for (var i = 0, ii = fonts.length; i < ii; i++) {
- var font = fonts[i];
-
- // Add the font to the DOM only once or skip if the font
- // is already loaded.
- if (font.attached || font.loading === false) {
- continue;
+ if (this.destroyCapability) {
+ return this.destroyCapability.promise;
}
- font.attached = true;
- if (FontLoader.isFontLoadingAPISupported) {
- var nativeFontFace = font.createNativeFontFace();
- if (nativeFontFace) {
- this.addNativeFontFace(nativeFontFace);
- fontLoadPromises.push(getNativeFontPromise(nativeFontFace));
+ this.destroyed = true;
+ this.destroyCapability = (0, _util.createPromiseCapability)();
+
+ if (this._passwordCapability) {
+ this._passwordCapability.reject(new Error('Worker was destroyed during onPassword callback'));
+ }
+
+ var waitOn = [];
+ this.pageCache.forEach(function (page) {
+ if (page) {
+ waitOn.push(page._destroy());
}
- } else {
- var rule = font.createFontFaceRule();
- if (rule) {
- this.insertRule(rule);
- rules.push(rule);
- fontsToLoad.push(font);
- }
- }
- }
-
- var request = this.queueLoadingCallback(callback);
- if (FontLoader.isFontLoadingAPISupported) {
- Promise.all(fontLoadPromises).then(function() {
- request.complete();
});
- } else if (rules.length > 0 && !FontLoader.isSyncFontLoadingSupported) {
- this.prepareFontLoadEvent(rules, fontsToLoad, request);
- } else {
- request.complete();
+ this.pageCache = [];
+ this.pagePromises = [];
+ var terminated = this.messageHandler.sendWithPromise('Terminate', null);
+ waitOn.push(terminated);
+ Promise.all(waitOn).then(function () {
+ _this8.fontLoader.clear();
+
+ if (_this8._networkStream) {
+ _this8._networkStream.cancelAllRequests();
+ }
+
+ if (_this8.messageHandler) {
+ _this8.messageHandler.destroy();
+
+ _this8.messageHandler = null;
+ }
+
+ _this8.destroyCapability.resolve();
+ }, this.destroyCapability.reject);
+ return this.destroyCapability.promise;
}
- },
+ }, {
+ key: "setupMessageHandler",
+ value: function setupMessageHandler() {
+ var messageHandler = this.messageHandler,
+ loadingTask = this.loadingTask;
+ messageHandler.on('GetReader', function (data, sink) {
+ var _this9 = this;
- queueLoadingCallback: function FontLoader_queueLoadingCallback(callback) {
- function LoadLoader_completeRequest() {
- assert(!request.end, 'completeRequest() cannot be called twice');
- request.end = Date.now();
+ (0, _util.assert)(this._networkStream);
+ this._fullReader = this._networkStream.getFullReader();
- // sending all completed requests in order how they were queued
- while (context.requests.length > 0 && context.requests[0].end) {
- var otherRequest = context.requests.shift();
- setTimeout(otherRequest.callback, 0);
- }
- }
+ this._fullReader.onProgress = function (evt) {
+ _this9._lastProgress = {
+ loaded: evt.loaded,
+ total: evt.total
+ };
+ };
- var context = this.loadingContext;
- var requestId = 'pdfjs-font-loading-' + (context.nextRequestId++);
- var request = {
- id: requestId,
- complete: LoadLoader_completeRequest,
- callback: callback,
- started: Date.now()
- };
- context.requests.push(request);
- return request;
- },
+ sink.onPull = function () {
+ _this9._fullReader.read().then(function (_ref7) {
+ var value = _ref7.value,
+ done = _ref7.done;
- prepareFontLoadEvent: function fontLoaderPrepareFontLoadEvent(rules,
- fonts,
- request) {
- /** Hack begin */
- // There's currently no event when a font has finished downloading so the
- // following code is a dirty hack to 'guess' when a font is
- // ready. It's assumed fonts are loaded in order, so add a known test
- // font after the desired fonts and then test for the loading of that
- // test font.
+ if (done) {
+ sink.close();
+ return;
+ }
- function int32(data, offset) {
- return (data.charCodeAt(offset) << 24) |
- (data.charCodeAt(offset + 1) << 16) |
- (data.charCodeAt(offset + 2) << 8) |
- (data.charCodeAt(offset + 3) & 0xff);
- }
+ (0, _util.assert)((0, _util.isArrayBuffer)(value));
+ sink.enqueue(new Uint8Array(value), 1, [value]);
+ }).catch(function (reason) {
+ sink.error(reason);
+ });
+ };
- function spliceString(s, offset, remove, insert) {
- var chunk1 = s.substr(0, offset);
- var chunk2 = s.substr(offset + remove);
- return chunk1 + insert + chunk2;
- }
+ sink.onCancel = function (reason) {
+ _this9._fullReader.cancel(reason);
+ };
+ }, this);
+ messageHandler.on('ReaderHeadersReady', function (data) {
+ var _this10 = this;
- var i, ii;
+ var headersCapability = (0, _util.createPromiseCapability)();
+ var fullReader = this._fullReader;
+ fullReader.headersReady.then(function () {
+ if (!fullReader.isStreamingSupported || !fullReader.isRangeSupported) {
+ if (_this10._lastProgress && loadingTask.onProgress) {
+ loadingTask.onProgress(_this10._lastProgress);
+ }
- var canvas = document.createElement('canvas');
- canvas.width = 1;
- canvas.height = 1;
- var ctx = canvas.getContext('2d');
+ fullReader.onProgress = function (evt) {
+ if (loadingTask.onProgress) {
+ loadingTask.onProgress({
+ loaded: evt.loaded,
+ total: evt.total
+ });
+ }
+ };
+ }
- var called = 0;
- function isFontReady(name, callback) {
- called++;
- // With setTimeout clamping this gives the font ~100ms to load.
- if(called > 30) {
- warn('Load test font never loaded.');
- callback();
+ headersCapability.resolve({
+ isStreamingSupported: fullReader.isStreamingSupported,
+ isRangeSupported: fullReader.isRangeSupported,
+ contentLength: fullReader.contentLength
+ });
+ }, headersCapability.reject);
+ return headersCapability.promise;
+ }, this);
+ messageHandler.on('GetRangeReader', function (data, sink) {
+ (0, _util.assert)(this._networkStream);
+
+ var rangeReader = this._networkStream.getRangeReader(data.begin, data.end);
+
+ sink.onPull = function () {
+ rangeReader.read().then(function (_ref8) {
+ var value = _ref8.value,
+ done = _ref8.done;
+
+ if (done) {
+ sink.close();
+ return;
+ }
+
+ (0, _util.assert)((0, _util.isArrayBuffer)(value));
+ sink.enqueue(new Uint8Array(value), 1, [value]);
+ }).catch(function (reason) {
+ sink.error(reason);
+ });
+ };
+
+ sink.onCancel = function (reason) {
+ rangeReader.cancel(reason);
+ };
+ }, this);
+ messageHandler.on('GetDoc', function (_ref9) {
+ var pdfInfo = _ref9.pdfInfo;
+ this.numPages = pdfInfo.numPages;
+ this.pdfDocument = new PDFDocumentProxy(pdfInfo, this, loadingTask);
+
+ loadingTask._capability.resolve(this.pdfDocument);
+ }, this);
+ messageHandler.on('PasswordRequest', function (exception) {
+ var _this11 = this;
+
+ this._passwordCapability = (0, _util.createPromiseCapability)();
+
+ if (loadingTask.onPassword) {
+ var updatePassword = function updatePassword(password) {
+ _this11._passwordCapability.resolve({
+ password: password
+ });
+ };
+
+ try {
+ loadingTask.onPassword(updatePassword, exception.code);
+ } catch (ex) {
+ this._passwordCapability.reject(ex);
+ }
+ } else {
+ this._passwordCapability.reject(new _util.PasswordException(exception.message, exception.code));
+ }
+
+ return this._passwordCapability.promise;
+ }, this);
+ messageHandler.on('PasswordException', function (exception) {
+ loadingTask._capability.reject(new _util.PasswordException(exception.message, exception.code));
+ }, this);
+ messageHandler.on('InvalidPDF', function (exception) {
+ loadingTask._capability.reject(new _util.InvalidPDFException(exception.message));
+ }, this);
+ messageHandler.on('MissingPDF', function (exception) {
+ loadingTask._capability.reject(new _util.MissingPDFException(exception.message));
+ }, this);
+ messageHandler.on('UnexpectedResponse', function (exception) {
+ loadingTask._capability.reject(new _util.UnexpectedResponseException(exception.message, exception.status));
+ }, this);
+ messageHandler.on('UnknownError', function (exception) {
+ loadingTask._capability.reject(new _util.UnknownErrorException(exception.message, exception.details));
+ }, this);
+ messageHandler.on('DataLoaded', function (data) {
+ if (loadingTask.onProgress) {
+ loadingTask.onProgress({
+ loaded: data.length,
+ total: data.length
+ });
+ }
+
+ this.downloadInfoCapability.resolve(data);
+ }, this);
+ messageHandler.on('StartRenderPage', function (data) {
+ if (this.destroyed) {
return;
}
- ctx.font = '30px ' + name;
- ctx.fillText('.', 0, 20);
- var imageData = ctx.getImageData(0, 0, 1, 1);
- if (imageData.data[3] > 0) {
- callback();
+
+ var page = this.pageCache[data.pageIndex];
+
+ page._stats.timeEnd('Page Request');
+
+ page._startRenderPage(data.transparency, data.intent);
+ }, this);
+ messageHandler.on('RenderPageChunk', function (data) {
+ if (this.destroyed) {
return;
}
- setTimeout(isFontReady.bind(null, name, callback));
+
+ var page = this.pageCache[data.pageIndex];
+
+ page._renderPageChunk(data.operatorList, data.intent);
+ }, this);
+ messageHandler.on('commonobj', function (data) {
+ var _this12 = this;
+
+ if (this.destroyed) {
+ return;
+ }
+
+ var _data = _slicedToArray(data, 3),
+ id = _data[0],
+ type = _data[1],
+ exportedData = _data[2];
+
+ if (this.commonObjs.has(id)) {
+ return;
+ }
+
+ switch (type) {
+ case 'Font':
+ var params = this._params;
+
+ if ('error' in exportedData) {
+ var exportedError = exportedData.error;
+ (0, _util.warn)("Error during font loading: ".concat(exportedError));
+ this.commonObjs.resolve(id, exportedError);
+ break;
+ }
+
+ var fontRegistry = null;
+
+ if (params.pdfBug && _global_scope.default.FontInspector && _global_scope.default.FontInspector.enabled) {
+ fontRegistry = {
+ registerFont: function registerFont(font, url) {
+ _global_scope.default['FontInspector'].fontAdded(font, url);
+ }
+ };
+ }
+
+ var font = new _font_loader.FontFaceObject(exportedData, {
+ isEvalSupported: params.isEvalSupported,
+ disableFontFace: params.disableFontFace,
+ ignoreErrors: params.ignoreErrors,
+ onUnsupportedFeature: this._onUnsupportedFeature.bind(this),
+ fontRegistry: fontRegistry
+ });
+ this.fontLoader.bind(font).then(function () {
+ _this12.commonObjs.resolve(id, font);
+ }, function (reason) {
+ messageHandler.sendWithPromise('FontFallback', {
+ id: id
+ }).finally(function () {
+ _this12.commonObjs.resolve(id, font);
+ });
+ });
+ break;
+
+ case 'FontPath':
+ this.commonObjs.resolve(id, exportedData);
+ break;
+
+ default:
+ throw new Error("Got unknown common object type ".concat(type));
+ }
+ }, this);
+ messageHandler.on('obj', function (data) {
+ if (this.destroyed) {
+ return;
+ }
+
+ var _data2 = _slicedToArray(data, 4),
+ id = _data2[0],
+ pageIndex = _data2[1],
+ type = _data2[2],
+ imageData = _data2[3];
+
+ var pageProxy = this.pageCache[pageIndex];
+
+ if (pageProxy.objs.has(id)) {
+ return;
+ }
+
+ switch (type) {
+ case 'JpegStream':
+ return new Promise(function (resolve, reject) {
+ var img = new Image();
+
+ img.onload = function () {
+ resolve(img);
+ };
+
+ img.onerror = function () {
+ reject(new Error('Error during JPEG image loading'));
+ };
+
+ img.src = imageData;
+ }).then(function (img) {
+ pageProxy.objs.resolve(id, img);
+ });
+
+ case 'Image':
+ pageProxy.objs.resolve(id, imageData);
+ var MAX_IMAGE_SIZE_TO_STORE = 8000000;
+
+ if (imageData && 'data' in imageData && imageData.data.length > MAX_IMAGE_SIZE_TO_STORE) {
+ pageProxy.cleanupAfterRender = true;
+ }
+
+ break;
+
+ default:
+ throw new Error("Got unknown object type ".concat(type));
+ }
+ }, this);
+ messageHandler.on('DocProgress', function (data) {
+ if (this.destroyed) {
+ return;
+ }
+
+ if (loadingTask.onProgress) {
+ loadingTask.onProgress({
+ loaded: data.loaded,
+ total: data.total
+ });
+ }
+ }, this);
+ messageHandler.on('PageError', function (data) {
+ if (this.destroyed) {
+ return;
+ }
+
+ var page = this.pageCache[data.pageNum - 1];
+ var intentState = page.intentStates[data.intent];
+
+ if (intentState.displayReadyCapability) {
+ intentState.displayReadyCapability.reject(data.error);
+ } else {
+ throw new Error(data.error);
+ }
+
+ if (intentState.operatorList) {
+ intentState.operatorList.lastChunk = true;
+
+ for (var i = 0; i < intentState.renderTasks.length; i++) {
+ intentState.renderTasks[i].operatorListChanged();
+ }
+ }
+ }, this);
+ messageHandler.on('UnsupportedFeature', this._onUnsupportedFeature, this);
+ messageHandler.on('JpegDecode', function (data) {
+ if (this.destroyed) {
+ return Promise.reject(new Error('Worker was destroyed'));
+ }
+
+ if (typeof document === 'undefined') {
+ return Promise.reject(new Error('"document" is not defined.'));
+ }
+
+ var _data3 = _slicedToArray(data, 2),
+ imageUrl = _data3[0],
+ components = _data3[1];
+
+ if (components !== 3 && components !== 1) {
+ return Promise.reject(new Error('Only 3 components or 1 component can be returned'));
+ }
+
+ return new Promise(function (resolve, reject) {
+ var img = new Image();
+
+ img.onload = function () {
+ var width = img.width;
+ var height = img.height;
+ var size = width * height;
+ var rgbaLength = size * 4;
+ var buf = new Uint8ClampedArray(size * components);
+ var tmpCanvas = document.createElement('canvas');
+ tmpCanvas.width = width;
+ tmpCanvas.height = height;
+ var tmpCtx = tmpCanvas.getContext('2d');
+ tmpCtx.drawImage(img, 0, 0);
+ var data = tmpCtx.getImageData(0, 0, width, height).data;
+
+ if (components === 3) {
+ for (var i = 0, j = 0; i < rgbaLength; i += 4, j += 3) {
+ buf[j] = data[i];
+ buf[j + 1] = data[i + 1];
+ buf[j + 2] = data[i + 2];
+ }
+ } else if (components === 1) {
+ for (var _i2 = 0, _j = 0; _i2 < rgbaLength; _i2 += 4, _j++) {
+ buf[_j] = data[_i2];
+ }
+ }
+
+ resolve({
+ data: buf,
+ width: width,
+ height: height
+ });
+ };
+
+ img.onerror = function () {
+ reject(new Error('JpegDecode failed to load image'));
+ };
+
+ img.src = imageUrl;
+ });
+ }, this);
+ messageHandler.on('FetchBuiltInCMap', function (data) {
+ if (this.destroyed) {
+ return Promise.reject(new Error('Worker was destroyed'));
+ }
+
+ return this.CMapReaderFactory.fetch({
+ name: data.name
+ });
+ }, this);
+ }
+ }, {
+ key: "_onUnsupportedFeature",
+ value: function _onUnsupportedFeature(_ref10) {
+ var featureId = _ref10.featureId;
+
+ if (this.destroyed) {
+ return;
}
- var loadTestFontId = 'lt' + Date.now() + this.loadTestFontId++;
- // Chromium seems to cache fonts based on a hash of the actual font data,
- // so the font must be modified for each load test else it will appear to
- // be loaded already.
- // TODO: This could maybe be made faster by avoiding the btoa of the full
- // font by splitting it in chunks before hand and padding the font id.
- var data = this.loadTestFont;
- var COMMENT_OFFSET = 976; // has to be on 4 byte boundary (for checksum)
- data = spliceString(data, COMMENT_OFFSET, loadTestFontId.length,
- loadTestFontId);
- // CFF checksum is important for IE, adjusting it
- var CFF_CHECKSUM_OFFSET = 16;
- var XXXX_VALUE = 0x58585858; // the "comment" filled with 'X'
- var checksum = int32(data, CFF_CHECKSUM_OFFSET);
- for (i = 0, ii = loadTestFontId.length - 3; i < ii; i += 4) {
- checksum = (checksum - XXXX_VALUE + int32(loadTestFontId, i)) | 0;
+ if (this.loadingTask.onUnsupportedFeature) {
+ this.loadingTask.onUnsupportedFeature(featureId);
}
- if (i < loadTestFontId.length) { // align to 4 bytes boundary
- checksum = (checksum - XXXX_VALUE +
- int32(loadTestFontId + 'XXX', i)) | 0;
+ }
+ }, {
+ key: "getData",
+ value: function getData() {
+ return this.messageHandler.sendWithPromise('GetData', null);
+ }
+ }, {
+ key: "getPage",
+ value: function getPage(pageNumber) {
+ var _this13 = this;
+
+ if (!Number.isInteger(pageNumber) || pageNumber <= 0 || pageNumber > this.numPages) {
+ return Promise.reject(new Error('Invalid page request'));
}
- data = spliceString(data, CFF_CHECKSUM_OFFSET, 4, string32(checksum));
- var url = 'url(data:font/opentype;base64,' + btoa(data) + ');';
- var rule = '@font-face { font-family:"' + loadTestFontId + '";src:' +
- url + '}';
- this.insertRule(rule);
+ var pageIndex = pageNumber - 1;
- var names = [];
- for (i = 0, ii = fonts.length; i < ii; i++) {
- names.push(fonts[i].loadedName);
+ if (pageIndex in this.pagePromises) {
+ return this.pagePromises[pageIndex];
}
- names.push(loadTestFontId);
- var div = document.createElement('div');
- div.setAttribute('style',
- 'visibility: hidden;' +
- 'width: 10px; height: 10px;' +
- 'position: absolute; top: 0px; left: 0px;');
- for (i = 0, ii = names.length; i < ii; ++i) {
- var span = document.createElement('span');
- span.textContent = 'Hi';
- span.style.fontFamily = names[i];
- div.appendChild(span);
- }
- document.body.appendChild(div);
+ var promise = this.messageHandler.sendWithPromise('GetPage', {
+ pageIndex: pageIndex
+ }).then(function (pageInfo) {
+ if (_this13.destroyed) {
+ throw new Error('Transport destroyed');
+ }
- isFontReady(loadTestFontId, function() {
- document.body.removeChild(div);
- request.complete();
+ var page = new PDFPageProxy(pageIndex, pageInfo, _this13, _this13._params.pdfBug);
+ _this13.pageCache[pageIndex] = page;
+ return page;
});
- /** Hack end */
- }
-};
-FontLoader.isFontLoadingAPISupported = (!isWorker &&
- typeof document !== 'undefined' && !!document.fonts);
-Object.defineProperty(FontLoader, 'isSyncFontLoadingSupported', {
- get: function () {
- var supported = false;
-
- // User agent string sniffing is bad, but there is no reliable way to tell
- // if font is fully loaded and ready to be used with canvas.
- var userAgent = window.navigator.userAgent;
- var m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(userAgent);
- if (m && m[1] >= 14) {
- supported = true;
+ this.pagePromises[pageIndex] = promise;
+ return promise;
}
- // TODO other browsers
- if (userAgent === 'node') {
- supported = true;
+ }, {
+ key: "getPageIndex",
+ value: function getPageIndex(ref) {
+ return this.messageHandler.sendWithPromise('GetPageIndex', {
+ ref: ref
+ }).catch(function (reason) {
+ return Promise.reject(new Error(reason));
+ });
}
- return shadow(FontLoader, 'isSyncFontLoadingSupported', supported);
- },
- enumerable: true,
- configurable: true
-});
-
-var FontFaceObject = (function FontFaceObjectClosure() {
- function FontFaceObject(translatedData) {
- this.compiledGlyphs = {};
- // importing translated data
- for (var i in translatedData) {
- this[i] = translatedData[i];
+ }, {
+ key: "getAnnotations",
+ value: function getAnnotations(pageIndex, intent) {
+ return this.messageHandler.sendWithPromise('GetAnnotations', {
+ pageIndex: pageIndex,
+ intent: intent
+ });
}
- }
- Object.defineProperty(FontFaceObject, 'isEvalSupported', {
- get: function () {
- var evalSupport = false;
- if (PDFJS.isEvalSupported) {
- try {
- /* jshint evil: true */
- new Function('');
- evalSupport = true;
- } catch (e) {}
+ }, {
+ key: "getDestinations",
+ value: function getDestinations() {
+ return this.messageHandler.sendWithPromise('GetDestinations', null);
+ }
+ }, {
+ key: "getDestination",
+ value: function getDestination(id) {
+ if (typeof id !== 'string') {
+ return Promise.reject(new Error('Invalid destination request.'));
}
- return shadow(this, 'isEvalSupported', evalSupport);
- },
- enumerable: true,
- configurable: true
- });
- FontFaceObject.prototype = {
- createNativeFontFace: function FontFaceObject_createNativeFontFace() {
- if (!this.data) {
+
+ return this.messageHandler.sendWithPromise('GetDestination', {
+ id: id
+ });
+ }
+ }, {
+ key: "getPageLabels",
+ value: function getPageLabels() {
+ return this.messageHandler.sendWithPromise('GetPageLabels', null);
+ }
+ }, {
+ key: "getPageMode",
+ value: function getPageMode() {
+ return this.messageHandler.sendWithPromise('GetPageMode', null);
+ }
+ }, {
+ key: "getOpenActionDestination",
+ value: function getOpenActionDestination() {
+ return this.messageHandler.sendWithPromise('getOpenActionDestination', null);
+ }
+ }, {
+ key: "getAttachments",
+ value: function getAttachments() {
+ return this.messageHandler.sendWithPromise('GetAttachments', null);
+ }
+ }, {
+ key: "getJavaScript",
+ value: function getJavaScript() {
+ return this.messageHandler.sendWithPromise('GetJavaScript', null);
+ }
+ }, {
+ key: "getOutline",
+ value: function getOutline() {
+ return this.messageHandler.sendWithPromise('GetOutline', null);
+ }
+ }, {
+ key: "getPermissions",
+ value: function getPermissions() {
+ return this.messageHandler.sendWithPromise('GetPermissions', null);
+ }
+ }, {
+ key: "getMetadata",
+ value: function getMetadata() {
+ var _this14 = this;
+
+ return this.messageHandler.sendWithPromise('GetMetadata', null).then(function (results) {
+ return {
+ info: results[0],
+ metadata: results[1] ? new _metadata.Metadata(results[1]) : null,
+ contentDispositionFilename: _this14._fullReader ? _this14._fullReader.filename : null
+ };
+ });
+ }
+ }, {
+ key: "getStats",
+ value: function getStats() {
+ return this.messageHandler.sendWithPromise('GetStats', null);
+ }
+ }, {
+ key: "startCleanup",
+ value: function startCleanup() {
+ var _this15 = this;
+
+ this.messageHandler.sendWithPromise('Cleanup', null).then(function () {
+ for (var i = 0, ii = _this15.pageCache.length; i < ii; i++) {
+ var page = _this15.pageCache[i];
+
+ if (page) {
+ page.cleanup();
+ }
+ }
+
+ _this15.commonObjs.clear();
+
+ _this15.fontLoader.clear();
+ });
+ }
+ }, {
+ key: "loadingParams",
+ get: function get() {
+ var params = this._params;
+ return (0, _util.shadow)(this, 'loadingParams', {
+ disableAutoFetch: params.disableAutoFetch,
+ disableCreateObjectURL: params.disableCreateObjectURL,
+ disableFontFace: params.disableFontFace,
+ nativeImageDecoderSupport: params.nativeImageDecoderSupport
+ });
+ }
+ }]);
+
+ return WorkerTransport;
+}();
+
+var PDFObjects =
+/*#__PURE__*/
+function () {
+ function PDFObjects() {
+ _classCallCheck(this, PDFObjects);
+
+ this._objs = Object.create(null);
+ }
+
+ _createClass(PDFObjects, [{
+ key: "_ensureObj",
+ value: function _ensureObj(objId) {
+ if (this._objs[objId]) {
+ return this._objs[objId];
+ }
+
+ return this._objs[objId] = {
+ capability: (0, _util.createPromiseCapability)(),
+ data: null,
+ resolved: false
+ };
+ }
+ }, {
+ key: "get",
+ value: function get(objId) {
+ var callback = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
+
+ if (callback) {
+ this._ensureObj(objId).capability.promise.then(callback);
+
return null;
}
- if (PDFJS.disableFontFace) {
- this.disableFontFace = true;
+ var obj = this._objs[objId];
+
+ if (!obj || !obj.resolved) {
+ throw new Error("Requesting object that isn't resolved yet ".concat(objId, "."));
+ }
+
+ return obj.data;
+ }
+ }, {
+ key: "has",
+ value: function has(objId) {
+ var obj = this._objs[objId];
+ return obj ? obj.resolved : false;
+ }
+ }, {
+ key: "resolve",
+ value: function resolve(objId, data) {
+ var obj = this._ensureObj(objId);
+
+ obj.resolved = true;
+ obj.data = data;
+ obj.capability.resolve(data);
+ }
+ }, {
+ key: "clear",
+ value: function clear() {
+ this._objs = Object.create(null);
+ }
+ }]);
+
+ return PDFObjects;
+}();
+
+var RenderTask =
+/*#__PURE__*/
+function () {
+ function RenderTask(internalRenderTask) {
+ _classCallCheck(this, RenderTask);
+
+ this._internalRenderTask = internalRenderTask;
+ this.onContinue = null;
+ }
+
+ _createClass(RenderTask, [{
+ key: "cancel",
+ value: function cancel() {
+ this._internalRenderTask.cancel();
+ }
+ }, {
+ key: "then",
+ value: function then(onFulfilled, onRejected) {
+ (0, _util.deprecated)('RenderTask.then method, use the `promise` getter instead.');
+ return this.promise.then.apply(this.promise, arguments);
+ }
+ }, {
+ key: "promise",
+ get: function get() {
+ return this._internalRenderTask.capability.promise;
+ }
+ }]);
+
+ return RenderTask;
+}();
+
+var InternalRenderTask = function InternalRenderTaskClosure() {
+ var canvasInRendering = new WeakSet();
+
+ var InternalRenderTask =
+ /*#__PURE__*/
+ function () {
+ function InternalRenderTask(_ref11) {
+ var callback = _ref11.callback,
+ params = _ref11.params,
+ objs = _ref11.objs,
+ commonObjs = _ref11.commonObjs,
+ operatorList = _ref11.operatorList,
+ pageNumber = _ref11.pageNumber,
+ canvasFactory = _ref11.canvasFactory,
+ webGLContext = _ref11.webGLContext,
+ _ref11$useRequestAnim = _ref11.useRequestAnimationFrame,
+ useRequestAnimationFrame = _ref11$useRequestAnim === void 0 ? false : _ref11$useRequestAnim,
+ _ref11$pdfBug = _ref11.pdfBug,
+ pdfBug = _ref11$pdfBug === void 0 ? false : _ref11$pdfBug;
+
+ _classCallCheck(this, InternalRenderTask);
+
+ this.callback = callback;
+ this.params = params;
+ this.objs = objs;
+ this.commonObjs = commonObjs;
+ this.operatorListIdx = null;
+ this.operatorList = operatorList;
+ this.pageNumber = pageNumber;
+ this.canvasFactory = canvasFactory;
+ this.webGLContext = webGLContext;
+ this._pdfBug = pdfBug;
+ this.running = false;
+ this.graphicsReadyCallback = null;
+ this.graphicsReady = false;
+ this._useRequestAnimationFrame = useRequestAnimationFrame === true && typeof window !== 'undefined';
+ this.cancelled = false;
+ this.capability = (0, _util.createPromiseCapability)();
+ this.task = new RenderTask(this);
+ this._continueBound = this._continue.bind(this);
+ this._scheduleNextBound = this._scheduleNext.bind(this);
+ this._nextBound = this._next.bind(this);
+ this._canvas = params.canvasContext.canvas;
+ }
+
+ _createClass(InternalRenderTask, [{
+ key: "initializeGraphics",
+ value: function initializeGraphics() {
+ var transparency = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
+
+ if (this.cancelled) {
+ return;
+ }
+
+ if (this._canvas) {
+ if (canvasInRendering.has(this._canvas)) {
+ throw new Error('Cannot use the same canvas during multiple render() operations. ' + 'Use different canvas or ensure previous operations were ' + 'cancelled or completed.');
+ }
+
+ canvasInRendering.add(this._canvas);
+ }
+
+ if (this._pdfBug && _global_scope.default.StepperManager && _global_scope.default.StepperManager.enabled) {
+ this.stepper = _global_scope.default.StepperManager.create(this.pageNumber - 1);
+ this.stepper.init(this.operatorList);
+ this.stepper.nextBreakPoint = this.stepper.getNextBreakPoint();
+ }
+
+ var _this$params = this.params,
+ canvasContext = _this$params.canvasContext,
+ viewport = _this$params.viewport,
+ transform = _this$params.transform,
+ imageLayer = _this$params.imageLayer,
+ background = _this$params.background;
+ this.gfx = new _canvas.CanvasGraphics(canvasContext, this.commonObjs, this.objs, this.canvasFactory, this.webGLContext, imageLayer);
+ this.gfx.beginDrawing({
+ transform: transform,
+ viewport: viewport,
+ transparency: transparency,
+ background: background
+ });
+ this.operatorListIdx = 0;
+ this.graphicsReady = true;
+
+ if (this.graphicsReadyCallback) {
+ this.graphicsReadyCallback();
+ }
+ }
+ }, {
+ key: "cancel",
+ value: function cancel() {
+ var error = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
+ this.running = false;
+ this.cancelled = true;
+
+ if (this.gfx) {
+ this.gfx.endDrawing();
+ }
+
+ if (this._canvas) {
+ canvasInRendering.delete(this._canvas);
+ }
+
+ this.callback(error || new _dom_utils.RenderingCancelledException("Rendering cancelled, page ".concat(this.pageNumber), 'canvas'));
+ }
+ }, {
+ key: "operatorListChanged",
+ value: function operatorListChanged() {
+ if (!this.graphicsReady) {
+ if (!this.graphicsReadyCallback) {
+ this.graphicsReadyCallback = this._continueBound;
+ }
+
+ return;
+ }
+
+ if (this.stepper) {
+ this.stepper.updateOperatorList(this.operatorList);
+ }
+
+ if (this.running) {
+ return;
+ }
+
+ this._continue();
+ }
+ }, {
+ key: "_continue",
+ value: function _continue() {
+ this.running = true;
+
+ if (this.cancelled) {
+ return;
+ }
+
+ if (this.task.onContinue) {
+ this.task.onContinue(this._scheduleNextBound);
+ } else {
+ this._scheduleNext();
+ }
+ }
+ }, {
+ key: "_scheduleNext",
+ value: function _scheduleNext() {
+ var _this16 = this;
+
+ if (this._useRequestAnimationFrame) {
+ window.requestAnimationFrame(function () {
+ _this16._nextBound().catch(_this16.cancel.bind(_this16));
+ });
+ } else {
+ Promise.resolve().then(this._nextBound).catch(this.cancel.bind(this));
+ }
+ }
+ }, {
+ key: "_next",
+ value: function () {
+ var _next2 = _asyncToGenerator(
+ /*#__PURE__*/
+ _regenerator.default.mark(function _callee() {
+ return _regenerator.default.wrap(function _callee$(_context) {
+ while (1) {
+ switch (_context.prev = _context.next) {
+ case 0:
+ if (!this.cancelled) {
+ _context.next = 2;
+ break;
+ }
+
+ return _context.abrupt("return");
+
+ case 2:
+ this.operatorListIdx = this.gfx.executeOperatorList(this.operatorList, this.operatorListIdx, this._continueBound, this.stepper);
+
+ if (this.operatorListIdx === this.operatorList.argsArray.length) {
+ this.running = false;
+
+ if (this.operatorList.lastChunk) {
+ this.gfx.endDrawing();
+
+ if (this._canvas) {
+ canvasInRendering.delete(this._canvas);
+ }
+
+ this.callback();
+ }
+ }
+
+ case 4:
+ case "end":
+ return _context.stop();
+ }
+ }
+ }, _callee, this);
+ }));
+
+ function _next() {
+ return _next2.apply(this, arguments);
+ }
+
+ return _next;
+ }()
+ }]);
+
+ return InternalRenderTask;
+ }();
+
+ return InternalRenderTask;
+}();
+
+var version = '2.1.266';
+exports.version = version;
+var build = '81f5835c';
+exports.build = build;
+
+/***/ }),
+/* 147 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = __w_pdfjs_require__(148);
+
+/***/ }),
+/* 148 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+var g = function () {
+ return this || (typeof self === "undefined" ? "undefined" : _typeof(self)) === "object" && self;
+}() || Function("return this")();
+
+var hadRuntime = g.regeneratorRuntime && Object.getOwnPropertyNames(g).indexOf("regeneratorRuntime") >= 0;
+var oldRuntime = hadRuntime && g.regeneratorRuntime;
+g.regeneratorRuntime = undefined;
+module.exports = __w_pdfjs_require__(149);
+
+if (hadRuntime) {
+ g.regeneratorRuntime = oldRuntime;
+} else {
+ try {
+ delete g.regeneratorRuntime;
+ } catch (e) {
+ g.regeneratorRuntime = undefined;
+ }
+}
+
+/***/ }),
+/* 149 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+/* WEBPACK VAR INJECTION */(function(module) {
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+!function (global) {
+ "use strict";
+
+ var Op = Object.prototype;
+ var hasOwn = Op.hasOwnProperty;
+ var undefined;
+ var $Symbol = typeof Symbol === "function" ? Symbol : {};
+ var iteratorSymbol = $Symbol.iterator || "@@iterator";
+ var asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator";
+ var toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag";
+ var inModule = ( false ? undefined : _typeof(module)) === "object";
+ var runtime = global.regeneratorRuntime;
+
+ if (runtime) {
+ if (inModule) {
+ module.exports = runtime;
+ }
+
+ return;
+ }
+
+ runtime = global.regeneratorRuntime = inModule ? module.exports : {};
+
+ function wrap(innerFn, outerFn, self, tryLocsList) {
+ var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator;
+ var generator = Object.create(protoGenerator.prototype);
+ var context = new Context(tryLocsList || []);
+ generator._invoke = makeInvokeMethod(innerFn, self, context);
+ return generator;
+ }
+
+ runtime.wrap = wrap;
+
+ function tryCatch(fn, obj, arg) {
+ try {
+ return {
+ type: "normal",
+ arg: fn.call(obj, arg)
+ };
+ } catch (err) {
+ return {
+ type: "throw",
+ arg: err
+ };
+ }
+ }
+
+ var GenStateSuspendedStart = "suspendedStart";
+ var GenStateSuspendedYield = "suspendedYield";
+ var GenStateExecuting = "executing";
+ var GenStateCompleted = "completed";
+ var ContinueSentinel = {};
+
+ function Generator() {}
+
+ function GeneratorFunction() {}
+
+ function GeneratorFunctionPrototype() {}
+
+ var IteratorPrototype = {};
+
+ IteratorPrototype[iteratorSymbol] = function () {
+ return this;
+ };
+
+ var getProto = Object.getPrototypeOf;
+ var NativeIteratorPrototype = getProto && getProto(getProto(values([])));
+
+ if (NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) {
+ IteratorPrototype = NativeIteratorPrototype;
+ }
+
+ var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype);
+ GeneratorFunction.prototype = Gp.constructor = GeneratorFunctionPrototype;
+ GeneratorFunctionPrototype.constructor = GeneratorFunction;
+ GeneratorFunctionPrototype[toStringTagSymbol] = GeneratorFunction.displayName = "GeneratorFunction";
+
+ function defineIteratorMethods(prototype) {
+ ["next", "throw", "return"].forEach(function (method) {
+ prototype[method] = function (arg) {
+ return this._invoke(method, arg);
+ };
+ });
+ }
+
+ runtime.isGeneratorFunction = function (genFun) {
+ var ctor = typeof genFun === "function" && genFun.constructor;
+ return ctor ? ctor === GeneratorFunction || (ctor.displayName || ctor.name) === "GeneratorFunction" : false;
+ };
+
+ runtime.mark = function (genFun) {
+ if (Object.setPrototypeOf) {
+ Object.setPrototypeOf(genFun, GeneratorFunctionPrototype);
+ } else {
+ genFun.__proto__ = GeneratorFunctionPrototype;
+
+ if (!(toStringTagSymbol in genFun)) {
+ genFun[toStringTagSymbol] = "GeneratorFunction";
+ }
+ }
+
+ genFun.prototype = Object.create(Gp);
+ return genFun;
+ };
+
+ runtime.awrap = function (arg) {
+ return {
+ __await: arg
+ };
+ };
+
+ function AsyncIterator(generator) {
+ function invoke(method, arg, resolve, reject) {
+ var record = tryCatch(generator[method], generator, arg);
+
+ if (record.type === "throw") {
+ reject(record.arg);
+ } else {
+ var result = record.arg;
+ var value = result.value;
+
+ if (value && _typeof(value) === "object" && hasOwn.call(value, "__await")) {
+ return Promise.resolve(value.__await).then(function (value) {
+ invoke("next", value, resolve, reject);
+ }, function (err) {
+ invoke("throw", err, resolve, reject);
+ });
+ }
+
+ return Promise.resolve(value).then(function (unwrapped) {
+ result.value = unwrapped;
+ resolve(result);
+ }, function (error) {
+ return invoke("throw", error, resolve, reject);
+ });
+ }
+ }
+
+ var previousPromise;
+
+ function enqueue(method, arg) {
+ function callInvokeWithMethodAndArg() {
+ return new Promise(function (resolve, reject) {
+ invoke(method, arg, resolve, reject);
+ });
+ }
+
+ return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg();
+ }
+
+ this._invoke = enqueue;
+ }
+
+ defineIteratorMethods(AsyncIterator.prototype);
+
+ AsyncIterator.prototype[asyncIteratorSymbol] = function () {
+ return this;
+ };
+
+ runtime.AsyncIterator = AsyncIterator;
+
+ runtime.async = function (innerFn, outerFn, self, tryLocsList) {
+ var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList));
+ return runtime.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) {
+ return result.done ? result.value : iter.next();
+ });
+ };
+
+ function makeInvokeMethod(innerFn, self, context) {
+ var state = GenStateSuspendedStart;
+ return function invoke(method, arg) {
+ if (state === GenStateExecuting) {
+ throw new Error("Generator is already running");
+ }
+
+ if (state === GenStateCompleted) {
+ if (method === "throw") {
+ throw arg;
+ }
+
+ return doneResult();
+ }
+
+ context.method = method;
+ context.arg = arg;
+
+ while (true) {
+ var delegate = context.delegate;
+
+ if (delegate) {
+ var delegateResult = maybeInvokeDelegate(delegate, context);
+
+ if (delegateResult) {
+ if (delegateResult === ContinueSentinel) continue;
+ return delegateResult;
+ }
+ }
+
+ if (context.method === "next") {
+ context.sent = context._sent = context.arg;
+ } else if (context.method === "throw") {
+ if (state === GenStateSuspendedStart) {
+ state = GenStateCompleted;
+ throw context.arg;
+ }
+
+ context.dispatchException(context.arg);
+ } else if (context.method === "return") {
+ context.abrupt("return", context.arg);
+ }
+
+ state = GenStateExecuting;
+ var record = tryCatch(innerFn, self, context);
+
+ if (record.type === "normal") {
+ state = context.done ? GenStateCompleted : GenStateSuspendedYield;
+
+ if (record.arg === ContinueSentinel) {
+ continue;
+ }
+
+ return {
+ value: record.arg,
+ done: context.done
+ };
+ } else if (record.type === "throw") {
+ state = GenStateCompleted;
+ context.method = "throw";
+ context.arg = record.arg;
+ }
+ }
+ };
+ }
+
+ function maybeInvokeDelegate(delegate, context) {
+ var method = delegate.iterator[context.method];
+
+ if (method === undefined) {
+ context.delegate = null;
+
+ if (context.method === "throw") {
+ if (delegate.iterator.return) {
+ context.method = "return";
+ context.arg = undefined;
+ maybeInvokeDelegate(delegate, context);
+
+ if (context.method === "throw") {
+ return ContinueSentinel;
+ }
+ }
+
+ context.method = "throw";
+ context.arg = new TypeError("The iterator does not provide a 'throw' method");
+ }
+
+ return ContinueSentinel;
+ }
+
+ var record = tryCatch(method, delegate.iterator, context.arg);
+
+ if (record.type === "throw") {
+ context.method = "throw";
+ context.arg = record.arg;
+ context.delegate = null;
+ return ContinueSentinel;
+ }
+
+ var info = record.arg;
+
+ if (!info) {
+ context.method = "throw";
+ context.arg = new TypeError("iterator result is not an object");
+ context.delegate = null;
+ return ContinueSentinel;
+ }
+
+ if (info.done) {
+ context[delegate.resultName] = info.value;
+ context.next = delegate.nextLoc;
+
+ if (context.method !== "return") {
+ context.method = "next";
+ context.arg = undefined;
+ }
+ } else {
+ return info;
+ }
+
+ context.delegate = null;
+ return ContinueSentinel;
+ }
+
+ defineIteratorMethods(Gp);
+ Gp[toStringTagSymbol] = "Generator";
+
+ Gp[iteratorSymbol] = function () {
+ return this;
+ };
+
+ Gp.toString = function () {
+ return "[object Generator]";
+ };
+
+ function pushTryEntry(locs) {
+ var entry = {
+ tryLoc: locs[0]
+ };
+
+ if (1 in locs) {
+ entry.catchLoc = locs[1];
+ }
+
+ if (2 in locs) {
+ entry.finallyLoc = locs[2];
+ entry.afterLoc = locs[3];
+ }
+
+ this.tryEntries.push(entry);
+ }
+
+ function resetTryEntry(entry) {
+ var record = entry.completion || {};
+ record.type = "normal";
+ delete record.arg;
+ entry.completion = record;
+ }
+
+ function Context(tryLocsList) {
+ this.tryEntries = [{
+ tryLoc: "root"
+ }];
+ tryLocsList.forEach(pushTryEntry, this);
+ this.reset(true);
+ }
+
+ runtime.keys = function (object) {
+ var keys = [];
+
+ for (var key in object) {
+ keys.push(key);
+ }
+
+ keys.reverse();
+ return function next() {
+ while (keys.length) {
+ var key = keys.pop();
+
+ if (key in object) {
+ next.value = key;
+ next.done = false;
+ return next;
+ }
+ }
+
+ next.done = true;
+ return next;
+ };
+ };
+
+ function values(iterable) {
+ if (iterable) {
+ var iteratorMethod = iterable[iteratorSymbol];
+
+ if (iteratorMethod) {
+ return iteratorMethod.call(iterable);
+ }
+
+ if (typeof iterable.next === "function") {
+ return iterable;
+ }
+
+ if (!isNaN(iterable.length)) {
+ var i = -1,
+ next = function next() {
+ while (++i < iterable.length) {
+ if (hasOwn.call(iterable, i)) {
+ next.value = iterable[i];
+ next.done = false;
+ return next;
+ }
+ }
+
+ next.value = undefined;
+ next.done = true;
+ return next;
+ };
+
+ return next.next = next;
+ }
+ }
+
+ return {
+ next: doneResult
+ };
+ }
+
+ runtime.values = values;
+
+ function doneResult() {
+ return {
+ value: undefined,
+ done: true
+ };
+ }
+
+ Context.prototype = {
+ constructor: Context,
+ reset: function reset(skipTempReset) {
+ this.prev = 0;
+ this.next = 0;
+ this.sent = this._sent = undefined;
+ this.done = false;
+ this.delegate = null;
+ this.method = "next";
+ this.arg = undefined;
+ this.tryEntries.forEach(resetTryEntry);
+
+ if (!skipTempReset) {
+ for (var name in this) {
+ if (name.charAt(0) === "t" && hasOwn.call(this, name) && !isNaN(+name.slice(1))) {
+ this[name] = undefined;
+ }
+ }
+ }
+ },
+ stop: function stop() {
+ this.done = true;
+ var rootEntry = this.tryEntries[0];
+ var rootRecord = rootEntry.completion;
+
+ if (rootRecord.type === "throw") {
+ throw rootRecord.arg;
+ }
+
+ return this.rval;
+ },
+ dispatchException: function dispatchException(exception) {
+ if (this.done) {
+ throw exception;
+ }
+
+ var context = this;
+
+ function handle(loc, caught) {
+ record.type = "throw";
+ record.arg = exception;
+ context.next = loc;
+
+ if (caught) {
+ context.method = "next";
+ context.arg = undefined;
+ }
+
+ return !!caught;
+ }
+
+ for (var i = this.tryEntries.length - 1; i >= 0; --i) {
+ var entry = this.tryEntries[i];
+ var record = entry.completion;
+
+ if (entry.tryLoc === "root") {
+ return handle("end");
+ }
+
+ if (entry.tryLoc <= this.prev) {
+ var hasCatch = hasOwn.call(entry, "catchLoc");
+ var hasFinally = hasOwn.call(entry, "finallyLoc");
+
+ if (hasCatch && hasFinally) {
+ if (this.prev < entry.catchLoc) {
+ return handle(entry.catchLoc, true);
+ } else if (this.prev < entry.finallyLoc) {
+ return handle(entry.finallyLoc);
+ }
+ } else if (hasCatch) {
+ if (this.prev < entry.catchLoc) {
+ return handle(entry.catchLoc, true);
+ }
+ } else if (hasFinally) {
+ if (this.prev < entry.finallyLoc) {
+ return handle(entry.finallyLoc);
+ }
+ } else {
+ throw new Error("try statement without catch or finally");
+ }
+ }
+ }
+ },
+ abrupt: function abrupt(type, arg) {
+ for (var i = this.tryEntries.length - 1; i >= 0; --i) {
+ var entry = this.tryEntries[i];
+
+ if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) {
+ var finallyEntry = entry;
+ break;
+ }
+ }
+
+ if (finallyEntry && (type === "break" || type === "continue") && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc) {
+ finallyEntry = null;
+ }
+
+ var record = finallyEntry ? finallyEntry.completion : {};
+ record.type = type;
+ record.arg = arg;
+
+ if (finallyEntry) {
+ this.method = "next";
+ this.next = finallyEntry.finallyLoc;
+ return ContinueSentinel;
+ }
+
+ return this.complete(record);
+ },
+ complete: function complete(record, afterLoc) {
+ if (record.type === "throw") {
+ throw record.arg;
+ }
+
+ if (record.type === "break" || record.type === "continue") {
+ this.next = record.arg;
+ } else if (record.type === "return") {
+ this.rval = this.arg = record.arg;
+ this.method = "return";
+ this.next = "end";
+ } else if (record.type === "normal" && afterLoc) {
+ this.next = afterLoc;
+ }
+
+ return ContinueSentinel;
+ },
+ finish: function finish(finallyLoc) {
+ for (var i = this.tryEntries.length - 1; i >= 0; --i) {
+ var entry = this.tryEntries[i];
+
+ if (entry.finallyLoc === finallyLoc) {
+ this.complete(entry.completion, entry.afterLoc);
+ resetTryEntry(entry);
+ return ContinueSentinel;
+ }
+ }
+ },
+ "catch": function _catch(tryLoc) {
+ for (var i = this.tryEntries.length - 1; i >= 0; --i) {
+ var entry = this.tryEntries[i];
+
+ if (entry.tryLoc === tryLoc) {
+ var record = entry.completion;
+
+ if (record.type === "throw") {
+ var thrown = record.arg;
+ resetTryEntry(entry);
+ }
+
+ return thrown;
+ }
+ }
+
+ throw new Error("illegal catch attempt");
+ },
+ delegateYield: function delegateYield(iterable, resultName, nextLoc) {
+ this.delegate = {
+ iterator: values(iterable),
+ resultName: resultName,
+ nextLoc: nextLoc
+ };
+
+ if (this.method === "next") {
+ this.arg = undefined;
+ }
+
+ return ContinueSentinel;
+ }
+ };
+}(function () {
+ return this || (typeof self === "undefined" ? "undefined" : _typeof(self)) === "object" && self;
+}() || Function("return this")());
+/* WEBPACK VAR INJECTION */}.call(this, __w_pdfjs_require__(150)(module)))
+
+/***/ }),
+/* 150 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+module.exports = function (module) {
+ if (!module.webpackPolyfill) {
+ module.deprecate = function () {};
+
+ module.paths = [];
+ if (!module.children) module.children = [];
+ Object.defineProperty(module, "loaded", {
+ enumerable: true,
+ get: function get() {
+ return module.l;
+ }
+ });
+ Object.defineProperty(module, "id", {
+ enumerable: true,
+ get: function get() {
+ return module.i;
+ }
+ });
+ module.webpackPolyfill = 1;
+ }
+
+ return module;
+};
+
+/***/ }),
+/* 151 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.addLinkAttributes = addLinkAttributes;
+exports.getFilenameFromUrl = getFilenameFromUrl;
+exports.loadScript = loadScript;
+exports.DummyStatTimer = exports.StatTimer = exports.DOMSVGFactory = exports.DOMCMapReaderFactory = exports.DOMCanvasFactory = exports.DEFAULT_LINK_REL = exports.LinkTarget = exports.RenderingCancelledException = exports.PageViewport = void 0;
+
+var _util = __w_pdfjs_require__(1);
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
+
+function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
+
+var DEFAULT_LINK_REL = 'noopener noreferrer nofollow';
+exports.DEFAULT_LINK_REL = DEFAULT_LINK_REL;
+var SVG_NS = 'http://www.w3.org/2000/svg';
+
+var DOMCanvasFactory =
+/*#__PURE__*/
+function () {
+ function DOMCanvasFactory() {
+ _classCallCheck(this, DOMCanvasFactory);
+ }
+
+ _createClass(DOMCanvasFactory, [{
+ key: "create",
+ value: function create(width, height) {
+ if (width <= 0 || height <= 0) {
+ throw new Error('invalid canvas size');
+ }
+
+ var canvas = document.createElement('canvas');
+ var context = canvas.getContext('2d');
+ canvas.width = width;
+ canvas.height = height;
+ return {
+ canvas: canvas,
+ context: context
+ };
+ }
+ }, {
+ key: "reset",
+ value: function reset(canvasAndContext, width, height) {
+ if (!canvasAndContext.canvas) {
+ throw new Error('canvas is not specified');
+ }
+
+ if (width <= 0 || height <= 0) {
+ throw new Error('invalid canvas size');
+ }
+
+ canvasAndContext.canvas.width = width;
+ canvasAndContext.canvas.height = height;
+ }
+ }, {
+ key: "destroy",
+ value: function destroy(canvasAndContext) {
+ if (!canvasAndContext.canvas) {
+ throw new Error('canvas is not specified');
+ }
+
+ canvasAndContext.canvas.width = 0;
+ canvasAndContext.canvas.height = 0;
+ canvasAndContext.canvas = null;
+ canvasAndContext.context = null;
+ }
+ }]);
+
+ return DOMCanvasFactory;
+}();
+
+exports.DOMCanvasFactory = DOMCanvasFactory;
+
+var DOMCMapReaderFactory =
+/*#__PURE__*/
+function () {
+ function DOMCMapReaderFactory(_ref) {
+ var _ref$baseUrl = _ref.baseUrl,
+ baseUrl = _ref$baseUrl === void 0 ? null : _ref$baseUrl,
+ _ref$isCompressed = _ref.isCompressed,
+ isCompressed = _ref$isCompressed === void 0 ? false : _ref$isCompressed;
+
+ _classCallCheck(this, DOMCMapReaderFactory);
+
+ this.baseUrl = baseUrl;
+ this.isCompressed = isCompressed;
+ }
+
+ _createClass(DOMCMapReaderFactory, [{
+ key: "fetch",
+ value: function fetch(_ref2) {
+ var _this = this;
+
+ var name = _ref2.name;
+
+ if (!this.baseUrl) {
+ return Promise.reject(new Error('The CMap "baseUrl" parameter must be specified, ensure that ' + 'the "cMapUrl" and "cMapPacked" API parameters are provided.'));
+ }
+
+ if (!name) {
+ return Promise.reject(new Error('CMap name must be specified.'));
+ }
+
+ return new Promise(function (resolve, reject) {
+ var url = _this.baseUrl + name + (_this.isCompressed ? '.bcmap' : '');
+ var request = new XMLHttpRequest();
+ request.open('GET', url, true);
+
+ if (_this.isCompressed) {
+ request.responseType = 'arraybuffer';
+ }
+
+ request.onreadystatechange = function () {
+ if (request.readyState !== XMLHttpRequest.DONE) {
+ return;
+ }
+
+ if (request.status === 200 || request.status === 0) {
+ var data;
+
+ if (_this.isCompressed && request.response) {
+ data = new Uint8Array(request.response);
+ } else if (!_this.isCompressed && request.responseText) {
+ data = (0, _util.stringToBytes)(request.responseText);
+ }
+
+ if (data) {
+ resolve({
+ cMapData: data,
+ compressionType: _this.isCompressed ? _util.CMapCompressionType.BINARY : _util.CMapCompressionType.NONE
+ });
+ return;
+ }
+ }
+
+ reject(new Error('Unable to load ' + (_this.isCompressed ? 'binary ' : '') + 'CMap at: ' + url));
+ };
+
+ request.send(null);
+ });
+ }
+ }]);
+
+ return DOMCMapReaderFactory;
+}();
+
+exports.DOMCMapReaderFactory = DOMCMapReaderFactory;
+
+var DOMSVGFactory =
+/*#__PURE__*/
+function () {
+ function DOMSVGFactory() {
+ _classCallCheck(this, DOMSVGFactory);
+ }
+
+ _createClass(DOMSVGFactory, [{
+ key: "create",
+ value: function create(width, height) {
+ (0, _util.assert)(width > 0 && height > 0, 'Invalid SVG dimensions');
+ var svg = document.createElementNS(SVG_NS, 'svg:svg');
+ svg.setAttribute('version', '1.1');
+ svg.setAttribute('width', width + 'px');
+ svg.setAttribute('height', height + 'px');
+ svg.setAttribute('preserveAspectRatio', 'none');
+ svg.setAttribute('viewBox', '0 0 ' + width + ' ' + height);
+ return svg;
+ }
+ }, {
+ key: "createElement",
+ value: function createElement(type) {
+ (0, _util.assert)(typeof type === 'string', 'Invalid SVG element type');
+ return document.createElementNS(SVG_NS, type);
+ }
+ }]);
+
+ return DOMSVGFactory;
+}();
+
+exports.DOMSVGFactory = DOMSVGFactory;
+
+var PageViewport =
+/*#__PURE__*/
+function () {
+ function PageViewport(_ref3) {
+ var viewBox = _ref3.viewBox,
+ scale = _ref3.scale,
+ rotation = _ref3.rotation,
+ _ref3$offsetX = _ref3.offsetX,
+ offsetX = _ref3$offsetX === void 0 ? 0 : _ref3$offsetX,
+ _ref3$offsetY = _ref3.offsetY,
+ offsetY = _ref3$offsetY === void 0 ? 0 : _ref3$offsetY,
+ _ref3$dontFlip = _ref3.dontFlip,
+ dontFlip = _ref3$dontFlip === void 0 ? false : _ref3$dontFlip;
+
+ _classCallCheck(this, PageViewport);
+
+ this.viewBox = viewBox;
+ this.scale = scale;
+ this.rotation = rotation;
+ this.offsetX = offsetX;
+ this.offsetY = offsetY;
+ var centerX = (viewBox[2] + viewBox[0]) / 2;
+ var centerY = (viewBox[3] + viewBox[1]) / 2;
+ var rotateA, rotateB, rotateC, rotateD;
+ rotation = rotation % 360;
+ rotation = rotation < 0 ? rotation + 360 : rotation;
+
+ switch (rotation) {
+ case 180:
+ rotateA = -1;
+ rotateB = 0;
+ rotateC = 0;
+ rotateD = 1;
+ break;
+
+ case 90:
+ rotateA = 0;
+ rotateB = 1;
+ rotateC = 1;
+ rotateD = 0;
+ break;
+
+ case 270:
+ rotateA = 0;
+ rotateB = -1;
+ rotateC = -1;
+ rotateD = 0;
+ break;
+
+ default:
+ rotateA = 1;
+ rotateB = 0;
+ rotateC = 0;
+ rotateD = -1;
+ break;
+ }
+
+ if (dontFlip) {
+ rotateC = -rotateC;
+ rotateD = -rotateD;
+ }
+
+ var offsetCanvasX, offsetCanvasY;
+ var width, height;
+
+ if (rotateA === 0) {
+ offsetCanvasX = Math.abs(centerY - viewBox[1]) * scale + offsetX;
+ offsetCanvasY = Math.abs(centerX - viewBox[0]) * scale + offsetY;
+ width = Math.abs(viewBox[3] - viewBox[1]) * scale;
+ height = Math.abs(viewBox[2] - viewBox[0]) * scale;
+ } else {
+ offsetCanvasX = Math.abs(centerX - viewBox[0]) * scale + offsetX;
+ offsetCanvasY = Math.abs(centerY - viewBox[1]) * scale + offsetY;
+ width = Math.abs(viewBox[2] - viewBox[0]) * scale;
+ height = Math.abs(viewBox[3] - viewBox[1]) * scale;
+ }
+
+ this.transform = [rotateA * scale, rotateB * scale, rotateC * scale, rotateD * scale, offsetCanvasX - rotateA * scale * centerX - rotateC * scale * centerY, offsetCanvasY - rotateB * scale * centerX - rotateD * scale * centerY];
+ this.width = width;
+ this.height = height;
+ }
+
+ _createClass(PageViewport, [{
+ key: "clone",
+ value: function clone() {
+ var _ref4 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
+ _ref4$scale = _ref4.scale,
+ scale = _ref4$scale === void 0 ? this.scale : _ref4$scale,
+ _ref4$rotation = _ref4.rotation,
+ rotation = _ref4$rotation === void 0 ? this.rotation : _ref4$rotation,
+ _ref4$dontFlip = _ref4.dontFlip,
+ dontFlip = _ref4$dontFlip === void 0 ? false : _ref4$dontFlip;
+
+ return new PageViewport({
+ viewBox: this.viewBox.slice(),
+ scale: scale,
+ rotation: rotation,
+ offsetX: this.offsetX,
+ offsetY: this.offsetY,
+ dontFlip: dontFlip
+ });
+ }
+ }, {
+ key: "convertToViewportPoint",
+ value: function convertToViewportPoint(x, y) {
+ return _util.Util.applyTransform([x, y], this.transform);
+ }
+ }, {
+ key: "convertToViewportRectangle",
+ value: function convertToViewportRectangle(rect) {
+ var tl = _util.Util.applyTransform([rect[0], rect[1]], this.transform);
+
+ var br = _util.Util.applyTransform([rect[2], rect[3]], this.transform);
+
+ return [tl[0], tl[1], br[0], br[1]];
+ }
+ }, {
+ key: "convertToPdfPoint",
+ value: function convertToPdfPoint(x, y) {
+ return _util.Util.applyInverseTransform([x, y], this.transform);
+ }
+ }]);
+
+ return PageViewport;
+}();
+
+exports.PageViewport = PageViewport;
+
+var RenderingCancelledException = function RenderingCancelledException() {
+ function RenderingCancelledException(msg, type) {
+ this.message = msg;
+ this.type = type;
+ }
+
+ RenderingCancelledException.prototype = new Error();
+ RenderingCancelledException.prototype.name = 'RenderingCancelledException';
+ RenderingCancelledException.constructor = RenderingCancelledException;
+ return RenderingCancelledException;
+}();
+
+exports.RenderingCancelledException = RenderingCancelledException;
+var LinkTarget = {
+ NONE: 0,
+ SELF: 1,
+ BLANK: 2,
+ PARENT: 3,
+ TOP: 4
+};
+exports.LinkTarget = LinkTarget;
+var LinkTargetStringMap = ['', '_self', '_blank', '_parent', '_top'];
+
+function addLinkAttributes(link) {
+ var _ref5 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
+ url = _ref5.url,
+ target = _ref5.target,
+ rel = _ref5.rel;
+
+ link.href = link.title = url ? (0, _util.removeNullCharacters)(url) : '';
+
+ if (url) {
+ var LinkTargetValues = Object.values(LinkTarget);
+ var targetIndex = LinkTargetValues.includes(target) ? target : LinkTarget.NONE;
+ link.target = LinkTargetStringMap[targetIndex];
+ link.rel = typeof rel === 'string' ? rel : DEFAULT_LINK_REL;
+ }
+}
+
+function getFilenameFromUrl(url) {
+ var anchor = url.indexOf('#');
+ var query = url.indexOf('?');
+ var end = Math.min(anchor > 0 ? anchor : url.length, query > 0 ? query : url.length);
+ return url.substring(url.lastIndexOf('/', end) + 1, end);
+}
+
+var StatTimer =
+/*#__PURE__*/
+function () {
+ function StatTimer() {
+ var enable = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : true;
+
+ _classCallCheck(this, StatTimer);
+
+ this.enabled = !!enable;
+ this.started = Object.create(null);
+ this.times = [];
+ }
+
+ _createClass(StatTimer, [{
+ key: "time",
+ value: function time(name) {
+ if (!this.enabled) {
+ return;
+ }
+
+ if (name in this.started) {
+ (0, _util.warn)('Timer is already running for ' + name);
+ }
+
+ this.started[name] = Date.now();
+ }
+ }, {
+ key: "timeEnd",
+ value: function timeEnd(name) {
+ if (!this.enabled) {
+ return;
+ }
+
+ if (!(name in this.started)) {
+ (0, _util.warn)('Timer has not been started for ' + name);
+ }
+
+ this.times.push({
+ 'name': name,
+ 'start': this.started[name],
+ 'end': Date.now()
+ });
+ delete this.started[name];
+ }
+ }, {
+ key: "toString",
+ value: function toString() {
+ var times = this.times;
+ var out = '',
+ longest = 0;
+
+ for (var i = 0, ii = times.length; i < ii; ++i) {
+ var name = times[i]['name'];
+
+ if (name.length > longest) {
+ longest = name.length;
+ }
+ }
+
+ for (var _i = 0, _ii = times.length; _i < _ii; ++_i) {
+ var span = times[_i];
+ var duration = span.end - span.start;
+ out += "".concat(span['name'].padEnd(longest), " ").concat(duration, "ms\n");
+ }
+
+ return out;
+ }
+ }]);
+
+ return StatTimer;
+}();
+
+exports.StatTimer = StatTimer;
+
+var DummyStatTimer =
+/*#__PURE__*/
+function () {
+ function DummyStatTimer() {
+ _classCallCheck(this, DummyStatTimer);
+
+ (0, _util.unreachable)('Cannot initialize DummyStatTimer.');
+ }
+
+ _createClass(DummyStatTimer, null, [{
+ key: "time",
+ value: function time(name) {}
+ }, {
+ key: "timeEnd",
+ value: function timeEnd(name) {}
+ }, {
+ key: "toString",
+ value: function toString() {
+ return '';
+ }
+ }]);
+
+ return DummyStatTimer;
+}();
+
+exports.DummyStatTimer = DummyStatTimer;
+
+function loadScript(src) {
+ return new Promise(function (resolve, reject) {
+ var script = document.createElement('script');
+ script.src = src;
+ script.onload = resolve;
+
+ script.onerror = function () {
+ reject(new Error("Cannot load script at: ".concat(script.src)));
+ };
+
+ (document.head || document.documentElement).appendChild(script);
+ });
+}
+
+/***/ }),
+/* 152 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.FontLoader = exports.FontFaceObject = void 0;
+
+var _regenerator = _interopRequireDefault(__w_pdfjs_require__(147));
+
+var _util = __w_pdfjs_require__(1);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
+
+function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
+
+function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
+
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
+
+function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
+
+function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
+
+function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
+
+function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
+
+var BaseFontLoader =
+/*#__PURE__*/
+function () {
+ function BaseFontLoader(_ref) {
+ var docId = _ref.docId,
+ onUnsupportedFeature = _ref.onUnsupportedFeature;
+
+ _classCallCheck(this, BaseFontLoader);
+
+ if (this.constructor === BaseFontLoader) {
+ (0, _util.unreachable)('Cannot initialize BaseFontLoader.');
+ }
+
+ this.docId = docId;
+ this._onUnsupportedFeature = onUnsupportedFeature;
+ this.nativeFontFaces = [];
+ this.styleElement = null;
+ }
+
+ _createClass(BaseFontLoader, [{
+ key: "addNativeFontFace",
+ value: function addNativeFontFace(nativeFontFace) {
+ this.nativeFontFaces.push(nativeFontFace);
+ document.fonts.add(nativeFontFace);
+ }
+ }, {
+ key: "insertRule",
+ value: function insertRule(rule) {
+ var styleElement = this.styleElement;
+
+ if (!styleElement) {
+ styleElement = this.styleElement = document.createElement('style');
+ styleElement.id = "PDFJS_FONT_STYLE_TAG_".concat(this.docId);
+ document.documentElement.getElementsByTagName('head')[0].appendChild(styleElement);
+ }
+
+ var styleSheet = styleElement.sheet;
+ styleSheet.insertRule(rule, styleSheet.cssRules.length);
+ }
+ }, {
+ key: "clear",
+ value: function clear() {
+ this.nativeFontFaces.forEach(function (nativeFontFace) {
+ document.fonts.delete(nativeFontFace);
+ });
+ this.nativeFontFaces.length = 0;
+
+ if (this.styleElement) {
+ this.styleElement.remove();
+ this.styleElement = null;
+ }
+ }
+ }, {
+ key: "bind",
+ value: function () {
+ var _bind = _asyncToGenerator(
+ /*#__PURE__*/
+ _regenerator.default.mark(function _callee(font) {
+ var _this = this;
+
+ var nativeFontFace, rule;
+ return _regenerator.default.wrap(function _callee$(_context) {
+ while (1) {
+ switch (_context.prev = _context.next) {
+ case 0:
+ if (!(font.attached || font.missingFile)) {
+ _context.next = 2;
+ break;
+ }
+
+ return _context.abrupt("return");
+
+ case 2:
+ font.attached = true;
+
+ if (!this.isFontLoadingAPISupported) {
+ _context.next = 19;
+ break;
+ }
+
+ nativeFontFace = font.createNativeFontFace();
+
+ if (!nativeFontFace) {
+ _context.next = 18;
+ break;
+ }
+
+ this.addNativeFontFace(nativeFontFace);
+ _context.prev = 7;
+ _context.next = 10;
+ return nativeFontFace.loaded;
+
+ case 10:
+ _context.next = 18;
+ break;
+
+ case 12:
+ _context.prev = 12;
+ _context.t0 = _context["catch"](7);
+
+ this._onUnsupportedFeature({
+ featureId: _util.UNSUPPORTED_FEATURES.font
+ });
+
+ (0, _util.warn)("Failed to load font '".concat(nativeFontFace.family, "': '").concat(_context.t0, "'."));
+ font.disableFontFace = true;
+ throw _context.t0;
+
+ case 18:
+ return _context.abrupt("return");
+
+ case 19:
+ rule = font.createFontFaceRule();
+
+ if (!rule) {
+ _context.next = 25;
+ break;
+ }
+
+ this.insertRule(rule);
+
+ if (!this.isSyncFontLoadingSupported) {
+ _context.next = 24;
+ break;
+ }
+
+ return _context.abrupt("return");
+
+ case 24:
+ return _context.abrupt("return", new Promise(function (resolve) {
+ var request = _this._queueLoadingCallback(resolve);
+
+ _this._prepareFontLoadEvent([rule], [font], request);
+ }));
+
+ case 25:
+ case "end":
+ return _context.stop();
+ }
+ }
+ }, _callee, this, [[7, 12]]);
+ }));
+
+ function bind(_x) {
+ return _bind.apply(this, arguments);
+ }
+
+ return bind;
+ }()
+ }, {
+ key: "_queueLoadingCallback",
+ value: function _queueLoadingCallback(callback) {
+ (0, _util.unreachable)('Abstract method `_queueLoadingCallback`.');
+ }
+ }, {
+ key: "_prepareFontLoadEvent",
+ value: function _prepareFontLoadEvent(rules, fontsToLoad, request) {
+ (0, _util.unreachable)('Abstract method `_prepareFontLoadEvent`.');
+ }
+ }, {
+ key: "isFontLoadingAPISupported",
+ get: function get() {
+ (0, _util.unreachable)('Abstract method `isFontLoadingAPISupported`.');
+ }
+ }, {
+ key: "isSyncFontLoadingSupported",
+ get: function get() {
+ (0, _util.unreachable)('Abstract method `isSyncFontLoadingSupported`.');
+ }
+ }, {
+ key: "_loadTestFont",
+ get: function get() {
+ (0, _util.unreachable)('Abstract method `_loadTestFont`.');
+ }
+ }]);
+
+ return BaseFontLoader;
+}();
+
+var FontLoader;
+exports.FontLoader = FontLoader;
+{
+ exports.FontLoader = FontLoader =
+ /*#__PURE__*/
+ function (_BaseFontLoader) {
+ _inherits(GenericFontLoader, _BaseFontLoader);
+
+ function GenericFontLoader(docId) {
+ var _this2;
+
+ _classCallCheck(this, GenericFontLoader);
+
+ _this2 = _possibleConstructorReturn(this, _getPrototypeOf(GenericFontLoader).call(this, docId));
+ _this2.loadingContext = {
+ requests: [],
+ nextRequestId: 0
+ };
+ _this2.loadTestFontId = 0;
+ return _this2;
+ }
+
+ _createClass(GenericFontLoader, [{
+ key: "_queueLoadingCallback",
+ value: function _queueLoadingCallback(callback) {
+ function completeRequest() {
+ (0, _util.assert)(!request.done, 'completeRequest() cannot be called twice.');
+ request.done = true;
+
+ while (context.requests.length > 0 && context.requests[0].done) {
+ var otherRequest = context.requests.shift();
+ setTimeout(otherRequest.callback, 0);
+ }
+ }
+
+ var context = this.loadingContext;
+ var request = {
+ id: "pdfjs-font-loading-".concat(context.nextRequestId++),
+ done: false,
+ complete: completeRequest,
+ callback: callback
+ };
+ context.requests.push(request);
+ return request;
+ }
+ }, {
+ key: "_prepareFontLoadEvent",
+ value: function _prepareFontLoadEvent(rules, fonts, request) {
+ function int32(data, offset) {
+ return data.charCodeAt(offset) << 24 | data.charCodeAt(offset + 1) << 16 | data.charCodeAt(offset + 2) << 8 | data.charCodeAt(offset + 3) & 0xff;
+ }
+
+ function spliceString(s, offset, remove, insert) {
+ var chunk1 = s.substring(0, offset);
+ var chunk2 = s.substring(offset + remove);
+ return chunk1 + insert + chunk2;
+ }
+
+ var i, ii;
+ var canvas = document.createElement('canvas');
+ canvas.width = 1;
+ canvas.height = 1;
+ var ctx = canvas.getContext('2d');
+ var called = 0;
+
+ function isFontReady(name, callback) {
+ called++;
+
+ if (called > 30) {
+ (0, _util.warn)('Load test font never loaded.');
+ callback();
+ return;
+ }
+
+ ctx.font = '30px ' + name;
+ ctx.fillText('.', 0, 20);
+ var imageData = ctx.getImageData(0, 0, 1, 1);
+
+ if (imageData.data[3] > 0) {
+ callback();
+ return;
+ }
+
+ setTimeout(isFontReady.bind(null, name, callback));
+ }
+
+ var loadTestFontId = "lt".concat(Date.now()).concat(this.loadTestFontId++);
+ var data = this._loadTestFont;
+ var COMMENT_OFFSET = 976;
+ data = spliceString(data, COMMENT_OFFSET, loadTestFontId.length, loadTestFontId);
+ var CFF_CHECKSUM_OFFSET = 16;
+ var XXXX_VALUE = 0x58585858;
+ var checksum = int32(data, CFF_CHECKSUM_OFFSET);
+
+ for (i = 0, ii = loadTestFontId.length - 3; i < ii; i += 4) {
+ checksum = checksum - XXXX_VALUE + int32(loadTestFontId, i) | 0;
+ }
+
+ if (i < loadTestFontId.length) {
+ checksum = checksum - XXXX_VALUE + int32(loadTestFontId + 'XXX', i) | 0;
+ }
+
+ data = spliceString(data, CFF_CHECKSUM_OFFSET, 4, (0, _util.string32)(checksum));
+ var url = "url(data:font/opentype;base64,".concat(btoa(data), ");");
+ var rule = "@font-face {font-family:\"".concat(loadTestFontId, "\";src:").concat(url, "}");
+ this.insertRule(rule);
+ var names = [];
+
+ for (i = 0, ii = fonts.length; i < ii; i++) {
+ names.push(fonts[i].loadedName);
+ }
+
+ names.push(loadTestFontId);
+ var div = document.createElement('div');
+ div.setAttribute('style', 'visibility: hidden;' + 'width: 10px; height: 10px;' + 'position: absolute; top: 0px; left: 0px;');
+
+ for (i = 0, ii = names.length; i < ii; ++i) {
+ var span = document.createElement('span');
+ span.textContent = 'Hi';
+ span.style.fontFamily = names[i];
+ div.appendChild(span);
+ }
+
+ document.body.appendChild(div);
+ isFontReady(loadTestFontId, function () {
+ document.body.removeChild(div);
+ request.complete();
+ });
+ }
+ }, {
+ key: "isFontLoadingAPISupported",
+ get: function get() {
+ var supported = typeof document !== 'undefined' && !!document.fonts;
+
+ if (supported && typeof navigator !== 'undefined') {
+ var m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent);
+
+ if (m && m[1] < 63) {
+ supported = false;
+ }
+ }
+
+ return (0, _util.shadow)(this, 'isFontLoadingAPISupported', supported);
+ }
+ }, {
+ key: "isSyncFontLoadingSupported",
+ get: function get() {
+ var supported = false;
+
+ if (typeof navigator === 'undefined') {
+ supported = true;
+ } else {
+ var m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent);
+
+ if (m && m[1] >= 14) {
+ supported = true;
+ }
+ }
+
+ return (0, _util.shadow)(this, 'isSyncFontLoadingSupported', supported);
+ }
+ }, {
+ key: "_loadTestFont",
+ get: function get() {
+ var getLoadTestFont = function getLoadTestFont() {
+ return atob('T1RUTwALAIAAAwAwQ0ZGIDHtZg4AAAOYAAAAgUZGVE1lkzZwAAAEHAAAABxHREVGABQA' + 'FQAABDgAAAAeT1MvMlYNYwkAAAEgAAAAYGNtYXABDQLUAAACNAAAAUJoZWFk/xVFDQAA' + 'ALwAAAA2aGhlYQdkA+oAAAD0AAAAJGhtdHgD6AAAAAAEWAAAAAZtYXhwAAJQAAAAARgA' + 'AAAGbmFtZVjmdH4AAAGAAAAAsXBvc3T/hgAzAAADeAAAACAAAQAAAAEAALZRFsRfDzz1' + 'AAsD6AAAAADOBOTLAAAAAM4KHDwAAAAAA+gDIQAAAAgAAgAAAAAAAAABAAADIQAAAFoD' + '6AAAAAAD6AABAAAAAAAAAAAAAAAAAAAAAQAAUAAAAgAAAAQD6AH0AAUAAAKKArwAAACM' + 'AooCvAAAAeAAMQECAAACAAYJAAAAAAAAAAAAAQAAAAAAAAAAAAAAAFBmRWQAwAAuAC4D' + 'IP84AFoDIQAAAAAAAQAAAAAAAAAAACAAIAABAAAADgCuAAEAAAAAAAAAAQAAAAEAAAAA' + 'AAEAAQAAAAEAAAAAAAIAAQAAAAEAAAAAAAMAAQAAAAEAAAAAAAQAAQAAAAEAAAAAAAUA' + 'AQAAAAEAAAAAAAYAAQAAAAMAAQQJAAAAAgABAAMAAQQJAAEAAgABAAMAAQQJAAIAAgAB' + 'AAMAAQQJAAMAAgABAAMAAQQJAAQAAgABAAMAAQQJAAUAAgABAAMAAQQJAAYAAgABWABY' + 'AAAAAAAAAwAAAAMAAAAcAAEAAAAAADwAAwABAAAAHAAEACAAAAAEAAQAAQAAAC7//wAA' + 'AC7////TAAEAAAAAAAABBgAAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAAAAAAAD/gwAyAAAAAQAAAAAAAAAAAAAAAAAA' + 'AAABAAQEAAEBAQJYAAEBASH4DwD4GwHEAvgcA/gXBIwMAYuL+nz5tQXkD5j3CBLnEQAC' + 'AQEBIVhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYAAABAQAADwACAQEEE/t3' + 'Dov6fAH6fAT+fPp8+nwHDosMCvm1Cvm1DAz6fBQAAAAAAAABAAAAAMmJbzEAAAAAzgTj' + 'FQAAAADOBOQpAAEAAAAAAAAADAAUAAQAAAABAAAAAgABAAAAAAAAAAAD6AAAAAAAAA==');
+ };
+
+ return (0, _util.shadow)(this, '_loadTestFont', getLoadTestFont());
+ }
+ }]);
+
+ return GenericFontLoader;
+ }(BaseFontLoader);
+}
+var IsEvalSupportedCached = {
+ get value() {
+ return (0, _util.shadow)(this, 'value', (0, _util.isEvalSupported)());
+ }
+
+};
+
+var FontFaceObject =
+/*#__PURE__*/
+function () {
+ function FontFaceObject(translatedData, _ref2) {
+ var _ref2$isEvalSupported = _ref2.isEvalSupported,
+ isEvalSupported = _ref2$isEvalSupported === void 0 ? true : _ref2$isEvalSupported,
+ _ref2$disableFontFace = _ref2.disableFontFace,
+ disableFontFace = _ref2$disableFontFace === void 0 ? false : _ref2$disableFontFace,
+ _ref2$ignoreErrors = _ref2.ignoreErrors,
+ ignoreErrors = _ref2$ignoreErrors === void 0 ? false : _ref2$ignoreErrors,
+ _ref2$onUnsupportedFe = _ref2.onUnsupportedFeature,
+ onUnsupportedFeature = _ref2$onUnsupportedFe === void 0 ? null : _ref2$onUnsupportedFe,
+ _ref2$fontRegistry = _ref2.fontRegistry,
+ fontRegistry = _ref2$fontRegistry === void 0 ? null : _ref2$fontRegistry;
+
+ _classCallCheck(this, FontFaceObject);
+
+ this.compiledGlyphs = Object.create(null);
+
+ for (var i in translatedData) {
+ this[i] = translatedData[i];
+ }
+
+ this.isEvalSupported = isEvalSupported !== false;
+ this.disableFontFace = disableFontFace === true;
+ this.ignoreErrors = ignoreErrors === true;
+ this._onUnsupportedFeature = onUnsupportedFeature;
+ this.fontRegistry = fontRegistry;
+ }
+
+ _createClass(FontFaceObject, [{
+ key: "createNativeFontFace",
+ value: function createNativeFontFace() {
+ if (!this.data || this.disableFontFace) {
return null;
}
var nativeFontFace = new FontFace(this.loadedName, this.data, {});
- if (PDFJS.pdfBug && 'FontInspector' in globalScope &&
- globalScope['FontInspector'].enabled) {
- globalScope['FontInspector'].fontAdded(this);
+ if (this.fontRegistry) {
+ this.fontRegistry.registerFont(this);
}
+
return nativeFontFace;
- },
-
- createFontFaceRule: function FontFaceObject_createFontFaceRule() {
- if (!this.data) {
+ }
+ }, {
+ key: "createFontFaceRule",
+ value: function createFontFaceRule() {
+ if (!this.data || this.disableFontFace) {
return null;
}
- if (PDFJS.disableFontFace) {
- this.disableFontFace = true;
- return null;
- }
+ var data = (0, _util.bytesToString)(new Uint8Array(this.data));
+ var url = "url(data:".concat(this.mimetype, ";base64,").concat(btoa(data), ");");
+ var rule = "@font-face {font-family:\"".concat(this.loadedName, "\";src:").concat(url, "}");
- var data = bytesToString(new Uint8Array(this.data));
- var fontName = this.loadedName;
-
- // Add the font-face rule to the document
- var url = ('url(data:' + this.mimetype + ';base64,' +
- window.btoa(data) + ');');
- var rule = '@font-face { font-family:"' + fontName + '";src:' + url + '}';
-
- if (PDFJS.pdfBug && 'FontInspector' in globalScope &&
- globalScope['FontInspector'].enabled) {
- globalScope['FontInspector'].fontAdded(this, url);
+ if (this.fontRegistry) {
+ this.fontRegistry.registerFont(this, url);
}
return rule;
- },
-
- getPathGenerator:
- function FontFaceObject_getPathGenerator(objs, character) {
- if (!(character in this.compiledGlyphs)) {
- var cmds = objs.get(this.loadedName + '_path_' + character);
- var current, i, len;
-
- // If we can, compile cmds into JS for MAXIMUM SPEED
- if (FontFaceObject.isEvalSupported) {
- var args, js = '';
- for (i = 0, len = cmds.length; i < len; i++) {
- current = cmds[i];
-
- if (current.args !== undefined) {
- args = current.args.join(',');
- } else {
- args = '';
- }
-
- js += 'c.' + current.cmd + '(' + args + ');\n';
- }
- /* jshint -W054 */
- this.compiledGlyphs[character] = new Function('c', 'size', js);
- } else {
- // But fall back on using Function.prototype.apply() if we're
- // blocked from using eval() for whatever reason (like CSP policies)
- this.compiledGlyphs[character] = function(c, size) {
- for (i = 0, len = cmds.length; i < len; i++) {
- current = cmds[i];
-
- if (current.cmd === 'scale') {
- current.args = [size, -size];
- }
-
- c[current.cmd].apply(c, current.args);
- }
- };
- }
- }
- return this.compiledGlyphs[character];
}
- };
+ }, {
+ key: "getPathGenerator",
+ value: function getPathGenerator(objs, character) {
+ if (this.compiledGlyphs[character] !== undefined) {
+ return this.compiledGlyphs[character];
+ }
+
+ var cmds, current;
+
+ try {
+ cmds = objs.get(this.loadedName + '_path_' + character);
+ } catch (ex) {
+ if (!this.ignoreErrors) {
+ throw ex;
+ }
+
+ if (this._onUnsupportedFeature) {
+ this._onUnsupportedFeature({
+ featureId: _util.UNSUPPORTED_FEATURES.font
+ });
+ }
+
+ (0, _util.warn)("getPathGenerator - ignoring character: \"".concat(ex, "\"."));
+ return this.compiledGlyphs[character] = function (c, size) {};
+ }
+
+ if (this.isEvalSupported && IsEvalSupportedCached.value) {
+ var args,
+ js = '';
+
+ for (var i = 0, ii = cmds.length; i < ii; i++) {
+ current = cmds[i];
+
+ if (current.args !== undefined) {
+ args = current.args.join(',');
+ } else {
+ args = '';
+ }
+
+ js += 'c.' + current.cmd + '(' + args + ');\n';
+ }
+
+ return this.compiledGlyphs[character] = new Function('c', 'size', js);
+ }
+
+ return this.compiledGlyphs[character] = function (c, size) {
+ for (var _i = 0, _ii = cmds.length; _i < _ii; _i++) {
+ current = cmds[_i];
+
+ if (current.cmd === 'scale') {
+ current.args = [size, -size];
+ }
+
+ c[current.cmd].apply(c, current.args);
+ }
+ };
+ }
+ }]);
+
return FontFaceObject;
-})();
+}();
exports.FontFaceObject = FontFaceObject;
-exports.FontLoader = FontLoader;
-}));
+
+/***/ }),
+/* 153 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
-(function (root, factory) {
- {
- factory((root.pdfjsDisplayMetadata = {}), root.pdfjsSharedUtil);
- }
-}(this, function (exports, sharedUtil) {
+var compatibilityParams = Object.create(null);
+{
+ var isNodeJS = __w_pdfjs_require__(4);
-var error = sharedUtil.error;
+ var userAgent = typeof navigator !== 'undefined' && navigator.userAgent || '';
+ var isIE = /Trident/.test(userAgent);
+ var isIOSChrome = /CriOS/.test(userAgent);
-var Metadata = PDFJS.Metadata = (function MetadataClosure() {
- function fixMetadata(meta) {
- return meta.replace(/>\\376\\377([^<]+)/g, function(all, codes) {
- var bytes = codes.replace(/\\([0-3])([0-7])([0-7])/g,
- function(code, d1, d2, d3) {
- return String.fromCharCode(d1 * 64 + d2 * 8 + d3 * 1);
- });
- var chars = '';
- for (var i = 0; i < bytes.length; i += 2) {
- var code = bytes.charCodeAt(i) * 256 + bytes.charCodeAt(i + 1);
- chars += code >= 32 && code < 127 && code !== 60 && code !== 62 &&
- code !== 38 && false ? String.fromCharCode(code) :
- '' + (0x10000 + code).toString(16).substring(1) + ';';
- }
- return '>' + chars;
- });
- }
-
- function Metadata(meta) {
- if (typeof meta === 'string') {
- // Ghostscript produces invalid metadata
- meta = fixMetadata(meta);
-
- var parser = new DOMParser();
- meta = parser.parseFromString(meta, 'application/xml');
- } else if (!(meta instanceof Document)) {
- error('Metadata: Invalid metadata object');
+ (function checkOnBlobSupport() {
+ if (isIE || isIOSChrome) {
+ compatibilityParams.disableCreateObjectURL = true;
}
+ })();
- this.metaDocument = meta;
- this.metadata = {};
- this.parse();
- }
-
- Metadata.prototype = {
- parse: function Metadata_parse() {
- var doc = this.metaDocument;
- var rdf = doc.documentElement;
-
- if (rdf.nodeName.toLowerCase() !== 'rdf:rdf') { // Wrapped in
- rdf = rdf.firstChild;
- while (rdf && rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
- rdf = rdf.nextSibling;
- }
- }
-
- var nodeName = (rdf) ? rdf.nodeName.toLowerCase() : null;
- if (!rdf || nodeName !== 'rdf:rdf' || !rdf.hasChildNodes()) {
- return;
- }
-
- var children = rdf.childNodes, desc, entry, name, i, ii, length, iLength;
- for (i = 0, length = children.length; i < length; i++) {
- desc = children[i];
- if (desc.nodeName.toLowerCase() !== 'rdf:description') {
- continue;
- }
-
- for (ii = 0, iLength = desc.childNodes.length; ii < iLength; ii++) {
- if (desc.childNodes[ii].nodeName.toLowerCase() !== '#text') {
- entry = desc.childNodes[ii];
- name = entry.nodeName.toLowerCase();
- this.metadata[name] = entry.textContent.trim();
- }
- }
- }
- },
-
- get: function Metadata_get(name) {
- return this.metadata[name] || null;
- },
-
- has: function Metadata_has(name) {
- return typeof this.metadata[name] !== 'undefined';
+ (function checkFontFaceAndImage() {
+ if (isNodeJS()) {
+ compatibilityParams.disableFontFace = true;
+ compatibilityParams.nativeImageDecoderSupport = 'none';
}
- };
+ })();
+}
+exports.apiCompatibilityParams = Object.freeze(compatibilityParams);
- return Metadata;
-})();
+/***/ }),
+/* 154 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
-exports.Metadata = Metadata;
-}));
+"use strict";
-(function (root, factory) {
- {
- factory((root.pdfjsDisplaySVG = {}), root.pdfjsSharedUtil);
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.CanvasGraphics = void 0;
+
+var _util = __w_pdfjs_require__(1);
+
+var _pattern_helper = __w_pdfjs_require__(155);
+
+var MIN_FONT_SIZE = 16;
+var MAX_FONT_SIZE = 100;
+var MAX_GROUP_SIZE = 4096;
+var MIN_WIDTH_FACTOR = 0.65;
+var COMPILE_TYPE3_GLYPHS = true;
+var MAX_SIZE_TO_COMPILE = 1000;
+var FULL_CHUNK_HEIGHT = 16;
+var IsLittleEndianCached = {
+ get value() {
+ return (0, _util.shadow)(IsLittleEndianCached, 'value', (0, _util.isLittleEndian)());
}
-}(this, function (exports, sharedUtil) {
-var FONT_IDENTITY_MATRIX = sharedUtil.FONT_IDENTITY_MATRIX;
-var IDENTITY_MATRIX = sharedUtil.IDENTITY_MATRIX;
-var ImageKind = sharedUtil.ImageKind;
-var OPS = sharedUtil.OPS;
-var Util = sharedUtil.Util;
-var isNum = sharedUtil.isNum;
-var isArray = sharedUtil.isArray;
-var warn = sharedUtil.warn;
-
-var SVG_DEFAULTS = {
- fontStyle: 'normal',
- fontWeight: 'normal',
- fillColor: '#000000'
};
-var convertImgDataToPng = (function convertImgDataToPngClosure() {
- var PNG_HEADER =
- new Uint8Array([0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a]);
+function addContextCurrentTransform(ctx) {
+ if (!ctx.mozCurrentTransform) {
+ ctx._originalSave = ctx.save;
+ ctx._originalRestore = ctx.restore;
+ ctx._originalRotate = ctx.rotate;
+ ctx._originalScale = ctx.scale;
+ ctx._originalTranslate = ctx.translate;
+ ctx._originalTransform = ctx.transform;
+ ctx._originalSetTransform = ctx.setTransform;
+ ctx._transformMatrix = ctx._transformMatrix || [1, 0, 0, 1, 0, 0];
+ ctx._transformStack = [];
+ Object.defineProperty(ctx, 'mozCurrentTransform', {
+ get: function getCurrentTransform() {
+ return this._transformMatrix;
+ }
+ });
+ Object.defineProperty(ctx, 'mozCurrentTransformInverse', {
+ get: function getCurrentTransformInverse() {
+ var m = this._transformMatrix;
+ var a = m[0],
+ b = m[1],
+ c = m[2],
+ d = m[3],
+ e = m[4],
+ f = m[5];
+ var ad_bc = a * d - b * c;
+ var bc_ad = b * c - a * d;
+ return [d / ad_bc, b / bc_ad, c / bc_ad, a / ad_bc, (d * e - c * f) / bc_ad, (b * e - a * f) / ad_bc];
+ }
+ });
- var CHUNK_WRAPPER_SIZE = 12;
+ ctx.save = function ctxSave() {
+ var old = this._transformMatrix;
- var crcTable = new Int32Array(256);
- for (var i = 0; i < 256; i++) {
- var c = i;
- for (var h = 0; h < 8; h++) {
- if (c & 1) {
- c = 0xedB88320 ^ ((c >> 1) & 0x7fffffff);
+ this._transformStack.push(old);
+
+ this._transformMatrix = old.slice(0, 6);
+
+ this._originalSave();
+ };
+
+ ctx.restore = function ctxRestore() {
+ var prev = this._transformStack.pop();
+
+ if (prev) {
+ this._transformMatrix = prev;
+
+ this._originalRestore();
+ }
+ };
+
+ ctx.translate = function ctxTranslate(x, y) {
+ var m = this._transformMatrix;
+ m[4] = m[0] * x + m[2] * y + m[4];
+ m[5] = m[1] * x + m[3] * y + m[5];
+
+ this._originalTranslate(x, y);
+ };
+
+ ctx.scale = function ctxScale(x, y) {
+ var m = this._transformMatrix;
+ m[0] = m[0] * x;
+ m[1] = m[1] * x;
+ m[2] = m[2] * y;
+ m[3] = m[3] * y;
+
+ this._originalScale(x, y);
+ };
+
+ ctx.transform = function ctxTransform(a, b, c, d, e, f) {
+ var m = this._transformMatrix;
+ this._transformMatrix = [m[0] * a + m[2] * b, m[1] * a + m[3] * b, m[0] * c + m[2] * d, m[1] * c + m[3] * d, m[0] * e + m[2] * f + m[4], m[1] * e + m[3] * f + m[5]];
+
+ ctx._originalTransform(a, b, c, d, e, f);
+ };
+
+ ctx.setTransform = function ctxSetTransform(a, b, c, d, e, f) {
+ this._transformMatrix = [a, b, c, d, e, f];
+
+ ctx._originalSetTransform(a, b, c, d, e, f);
+ };
+
+ ctx.rotate = function ctxRotate(angle) {
+ var cosValue = Math.cos(angle);
+ var sinValue = Math.sin(angle);
+ var m = this._transformMatrix;
+ this._transformMatrix = [m[0] * cosValue + m[2] * sinValue, m[1] * cosValue + m[3] * sinValue, m[0] * -sinValue + m[2] * cosValue, m[1] * -sinValue + m[3] * cosValue, m[4], m[5]];
+
+ this._originalRotate(angle);
+ };
+ }
+}
+
+var CachedCanvases = function CachedCanvasesClosure() {
+ function CachedCanvases(canvasFactory) {
+ this.canvasFactory = canvasFactory;
+ this.cache = Object.create(null);
+ }
+
+ CachedCanvases.prototype = {
+ getCanvas: function CachedCanvases_getCanvas(id, width, height, trackTransform) {
+ var canvasEntry;
+
+ if (this.cache[id] !== undefined) {
+ canvasEntry = this.cache[id];
+ this.canvasFactory.reset(canvasEntry, width, height);
+ canvasEntry.context.setTransform(1, 0, 0, 1, 0, 0);
} else {
- c = (c >> 1) & 0x7fffffff;
+ canvasEntry = this.canvasFactory.create(width, height);
+ this.cache[id] = canvasEntry;
+ }
+
+ if (trackTransform) {
+ addContextCurrentTransform(canvasEntry.context);
+ }
+
+ return canvasEntry;
+ },
+ clear: function clear() {
+ for (var id in this.cache) {
+ var canvasEntry = this.cache[id];
+ this.canvasFactory.destroy(canvasEntry);
+ delete this.cache[id];
}
}
- crcTable[i] = c;
- }
-
- function crc32(data, start, end) {
- var crc = -1;
- for (var i = start; i < end; i++) {
- var a = (crc ^ data[i]) & 0xff;
- var b = crcTable[a];
- crc = (crc >>> 8) ^ b;
- }
- return crc ^ -1;
- }
-
- function writePngChunk(type, body, data, offset) {
- var p = offset;
- var len = body.length;
-
- data[p] = len >> 24 & 0xff;
- data[p + 1] = len >> 16 & 0xff;
- data[p + 2] = len >> 8 & 0xff;
- data[p + 3] = len & 0xff;
- p += 4;
-
- data[p] = type.charCodeAt(0) & 0xff;
- data[p + 1] = type.charCodeAt(1) & 0xff;
- data[p + 2] = type.charCodeAt(2) & 0xff;
- data[p + 3] = type.charCodeAt(3) & 0xff;
- p += 4;
-
- data.set(body, p);
- p += body.length;
-
- var crc = crc32(data, offset + 4, p);
-
- data[p] = crc >> 24 & 0xff;
- data[p + 1] = crc >> 16 & 0xff;
- data[p + 2] = crc >> 8 & 0xff;
- data[p + 3] = crc & 0xff;
- }
-
- function adler32(data, start, end) {
- var a = 1;
- var b = 0;
- for (var i = start; i < end; ++i) {
- a = (a + (data[i] & 0xff)) % 65521;
- b = (b + a) % 65521;
- }
- return (b << 16) | a;
- }
-
- function encode(imgData, kind) {
- var width = imgData.width;
- var height = imgData.height;
- var bitDepth, colorType, lineSize;
- var bytes = imgData.data;
-
- switch (kind) {
- case ImageKind.GRAYSCALE_1BPP:
- colorType = 0;
- bitDepth = 1;
- lineSize = (width + 7) >> 3;
- break;
- case ImageKind.RGB_24BPP:
- colorType = 2;
- bitDepth = 8;
- lineSize = width * 3;
- break;
- case ImageKind.RGBA_32BPP:
- colorType = 6;
- bitDepth = 8;
- lineSize = width * 4;
- break;
- default:
- throw new Error('invalid format');
- }
-
- // prefix every row with predictor 0
- var literals = new Uint8Array((1 + lineSize) * height);
- var offsetLiterals = 0, offsetBytes = 0;
- var y, i;
- for (y = 0; y < height; ++y) {
- literals[offsetLiterals++] = 0; // no prediction
- literals.set(bytes.subarray(offsetBytes, offsetBytes + lineSize),
- offsetLiterals);
- offsetBytes += lineSize;
- offsetLiterals += lineSize;
- }
-
- if (kind === ImageKind.GRAYSCALE_1BPP) {
- // inverting for B/W
- offsetLiterals = 0;
- for (y = 0; y < height; y++) {
- offsetLiterals++; // skipping predictor
- for (i = 0; i < lineSize; i++) {
- literals[offsetLiterals++] ^= 0xFF;
- }
- }
- }
-
- var ihdr = new Uint8Array([
- width >> 24 & 0xff,
- width >> 16 & 0xff,
- width >> 8 & 0xff,
- width & 0xff,
- height >> 24 & 0xff,
- height >> 16 & 0xff,
- height >> 8 & 0xff,
- height & 0xff,
- bitDepth, // bit depth
- colorType, // color type
- 0x00, // compression method
- 0x00, // filter method
- 0x00 // interlace method
- ]);
-
- var len = literals.length;
- var maxBlockLength = 0xFFFF;
-
- var deflateBlocks = Math.ceil(len / maxBlockLength);
- var idat = new Uint8Array(2 + len + deflateBlocks * 5 + 4);
- var pi = 0;
- idat[pi++] = 0x78; // compression method and flags
- idat[pi++] = 0x9c; // flags
-
- var pos = 0;
- while (len > maxBlockLength) {
- // writing non-final DEFLATE blocks type 0 and length of 65535
- idat[pi++] = 0x00;
- idat[pi++] = 0xff;
- idat[pi++] = 0xff;
- idat[pi++] = 0x00;
- idat[pi++] = 0x00;
- idat.set(literals.subarray(pos, pos + maxBlockLength), pi);
- pi += maxBlockLength;
- pos += maxBlockLength;
- len -= maxBlockLength;
- }
-
- // writing non-final DEFLATE blocks type 0
- idat[pi++] = 0x01;
- idat[pi++] = len & 0xff;
- idat[pi++] = len >> 8 & 0xff;
- idat[pi++] = (~len & 0xffff) & 0xff;
- idat[pi++] = (~len & 0xffff) >> 8 & 0xff;
- idat.set(literals.subarray(pos), pi);
- pi += literals.length - pos;
-
- var adler = adler32(literals, 0, literals.length); // checksum
- idat[pi++] = adler >> 24 & 0xff;
- idat[pi++] = adler >> 16 & 0xff;
- idat[pi++] = adler >> 8 & 0xff;
- idat[pi++] = adler & 0xff;
-
- // PNG will consists: header, IHDR+data, IDAT+data, and IEND.
- var pngLength = PNG_HEADER.length + (CHUNK_WRAPPER_SIZE * 3) +
- ihdr.length + idat.length;
- var data = new Uint8Array(pngLength);
- var offset = 0;
- data.set(PNG_HEADER, offset);
- offset += PNG_HEADER.length;
- writePngChunk('IHDR', ihdr, data, offset);
- offset += CHUNK_WRAPPER_SIZE + ihdr.length;
- writePngChunk('IDATA', idat, data, offset);
- offset += CHUNK_WRAPPER_SIZE + idat.length;
- writePngChunk('IEND', new Uint8Array(0), data, offset);
-
- return PDFJS.createObjectURL(data, 'image/png');
- }
-
- return function convertImgDataToPng(imgData) {
- var kind = (imgData.kind === undefined ?
- ImageKind.GRAYSCALE_1BPP : imgData.kind);
- return encode(imgData, kind);
};
-})();
+ return CachedCanvases;
+}();
-var SVGExtraState = (function SVGExtraStateClosure() {
- function SVGExtraState() {
- this.fontSizeScale = 1;
- this.fontWeight = SVG_DEFAULTS.fontWeight;
+function compileType3Glyph(imgData) {
+ var POINT_TO_PROCESS_LIMIT = 1000;
+ var width = imgData.width,
+ height = imgData.height;
+ var i,
+ j,
+ j0,
+ width1 = width + 1;
+ var points = new Uint8Array(width1 * (height + 1));
+ var POINT_TYPES = new Uint8Array([0, 2, 4, 0, 1, 0, 5, 4, 8, 10, 0, 8, 0, 2, 1, 0]);
+ var lineSize = width + 7 & ~7,
+ data0 = imgData.data;
+ var data = new Uint8Array(lineSize * height),
+ pos = 0,
+ ii;
+
+ for (i = 0, ii = data0.length; i < ii; i++) {
+ var mask = 128,
+ elem = data0[i];
+
+ while (mask > 0) {
+ data[pos++] = elem & mask ? 0 : 255;
+ mask >>= 1;
+ }
+ }
+
+ var count = 0;
+ pos = 0;
+
+ if (data[pos] !== 0) {
+ points[0] = 1;
+ ++count;
+ }
+
+ for (j = 1; j < width; j++) {
+ if (data[pos] !== data[pos + 1]) {
+ points[j] = data[pos] ? 2 : 1;
+ ++count;
+ }
+
+ pos++;
+ }
+
+ if (data[pos] !== 0) {
+ points[j] = 2;
+ ++count;
+ }
+
+ for (i = 1; i < height; i++) {
+ pos = i * lineSize;
+ j0 = i * width1;
+
+ if (data[pos - lineSize] !== data[pos]) {
+ points[j0] = data[pos] ? 1 : 8;
+ ++count;
+ }
+
+ var sum = (data[pos] ? 4 : 0) + (data[pos - lineSize] ? 8 : 0);
+
+ for (j = 1; j < width; j++) {
+ sum = (sum >> 2) + (data[pos + 1] ? 4 : 0) + (data[pos - lineSize + 1] ? 8 : 0);
+
+ if (POINT_TYPES[sum]) {
+ points[j0 + j] = POINT_TYPES[sum];
+ ++count;
+ }
+
+ pos++;
+ }
+
+ if (data[pos - lineSize] !== data[pos]) {
+ points[j0 + j] = data[pos] ? 2 : 4;
+ ++count;
+ }
+
+ if (count > POINT_TO_PROCESS_LIMIT) {
+ return null;
+ }
+ }
+
+ pos = lineSize * (height - 1);
+ j0 = i * width1;
+
+ if (data[pos] !== 0) {
+ points[j0] = 8;
+ ++count;
+ }
+
+ for (j = 1; j < width; j++) {
+ if (data[pos] !== data[pos + 1]) {
+ points[j0 + j] = data[pos] ? 4 : 8;
+ ++count;
+ }
+
+ pos++;
+ }
+
+ if (data[pos] !== 0) {
+ points[j0 + j] = 4;
+ ++count;
+ }
+
+ if (count > POINT_TO_PROCESS_LIMIT) {
+ return null;
+ }
+
+ var steps = new Int32Array([0, width1, -1, 0, -width1, 0, 0, 0, 1]);
+ var outlines = [];
+
+ for (i = 0; count && i <= height; i++) {
+ var p = i * width1;
+ var end = p + width;
+
+ while (p < end && !points[p]) {
+ p++;
+ }
+
+ if (p === end) {
+ continue;
+ }
+
+ var coords = [p % width1, i];
+ var type = points[p],
+ p0 = p,
+ pp;
+
+ do {
+ var step = steps[type];
+
+ do {
+ p += step;
+ } while (!points[p]);
+
+ pp = points[p];
+
+ if (pp !== 5 && pp !== 10) {
+ type = pp;
+ points[p] = 0;
+ } else {
+ type = pp & 0x33 * type >> 4;
+ points[p] &= type >> 2 | type << 2;
+ }
+
+ coords.push(p % width1);
+ coords.push(p / width1 | 0);
+ --count;
+ } while (p0 !== p);
+
+ outlines.push(coords);
+ --i;
+ }
+
+ var drawOutline = function drawOutline(c) {
+ c.save();
+ c.scale(1 / width, -1 / height);
+ c.translate(0, -height);
+ c.beginPath();
+
+ for (var i = 0, ii = outlines.length; i < ii; i++) {
+ var o = outlines[i];
+ c.moveTo(o[0], o[1]);
+
+ for (var j = 2, jj = o.length; j < jj; j += 2) {
+ c.lineTo(o[j], o[j + 1]);
+ }
+ }
+
+ c.fill();
+ c.beginPath();
+ c.restore();
+ };
+
+ return drawOutline;
+}
+
+var CanvasExtraState = function CanvasExtraStateClosure() {
+ function CanvasExtraState() {
+ this.alphaIsShape = false;
this.fontSize = 0;
-
- this.textMatrix = IDENTITY_MATRIX;
- this.fontMatrix = FONT_IDENTITY_MATRIX;
+ this.fontSizeScale = 1;
+ this.textMatrix = _util.IDENTITY_MATRIX;
+ this.textMatrixScale = 1;
+ this.fontMatrix = _util.FONT_IDENTITY_MATRIX;
this.leading = 0;
-
- // Current point (in user coordinates)
this.x = 0;
this.y = 0;
-
- // Start of text line (in text coordinates)
this.lineX = 0;
this.lineY = 0;
-
- // Character and word spacing
this.charSpacing = 0;
this.wordSpacing = 0;
this.textHScale = 1;
+ this.textRenderingMode = _util.TextRenderingMode.FILL;
this.textRise = 0;
-
- // Default foreground and background colors
- this.fillColor = SVG_DEFAULTS.fillColor;
+ this.fillColor = '#000000';
this.strokeColor = '#000000';
-
+ this.patternFill = false;
this.fillAlpha = 1;
this.strokeAlpha = 1;
this.lineWidth = 1;
- this.lineJoin = '';
- this.lineCap = '';
- this.miterLimit = 0;
-
- this.dashArray = [];
- this.dashPhase = 0;
-
- this.dependencies = [];
-
- // Clipping
- this.clipId = '';
- this.pendingClip = false;
-
- this.maskId = '';
+ this.activeSMask = null;
+ this.resumeSMaskCtx = null;
}
- SVGExtraState.prototype = {
- clone: function SVGExtraState_clone() {
+ CanvasExtraState.prototype = {
+ clone: function CanvasExtraState_clone() {
return Object.create(this);
},
- setCurrentPoint: function SVGExtraState_setCurrentPoint(x, y) {
+ setCurrentPoint: function CanvasExtraState_setCurrentPoint(x, y) {
this.x = x;
this.y = y;
}
};
- return SVGExtraState;
-})();
+ return CanvasExtraState;
+}();
-var SVGGraphics = (function SVGGraphicsClosure() {
- function createScratchSVG(width, height) {
- var NS = 'http://www.w3.org/2000/svg';
- var svg = document.createElementNS(NS, 'svg:svg');
- svg.setAttributeNS(null, 'version', '1.1');
- svg.setAttributeNS(null, 'width', width + 'px');
- svg.setAttributeNS(null, 'height', height + 'px');
- svg.setAttributeNS(null, 'viewBox', '0 0 ' + width + ' ' + height);
- return svg;
- }
+var CanvasGraphics = function CanvasGraphicsClosure() {
+ var EXECUTION_TIME = 15;
+ var EXECUTION_STEPS = 10;
- function opListToTree(opList) {
- var opTree = [];
- var tmp = [];
- var opListLen = opList.length;
-
- for (var x = 0; x < opListLen; x++) {
- if (opList[x].fn === 'save') {
- opTree.push({'fnId': 92, 'fn': 'group', 'items': []});
- tmp.push(opTree);
- opTree = opTree[opTree.length - 1].items;
- continue;
- }
-
- if(opList[x].fn === 'restore') {
- opTree = tmp.pop();
- } else {
- opTree.push(opList[x]);
- }
- }
- return opTree;
- }
-
- /**
- * Formats float number.
- * @param value {number} number to format.
- * @returns {string}
- */
- function pf(value) {
- if (value === (value | 0)) { // integer number
- return value.toString();
- }
- var s = value.toFixed(10);
- var i = s.length - 1;
- if (s[i] !== '0') {
- return s;
- }
- // removing trailing zeros
- do {
- i--;
- } while (s[i] === '0');
- return s.substr(0, s[i] === '.' ? i : i + 1);
- }
-
- /**
- * Formats transform matrix. The standard rotation, scale and translate
- * matrices are replaced by their shorter forms, and for identity matrix
- * returns empty string to save the memory.
- * @param m {Array} matrix to format.
- * @returns {string}
- */
- function pm(m) {
- if (m[4] === 0 && m[5] === 0) {
- if (m[1] === 0 && m[2] === 0) {
- if (m[0] === 1 && m[3] === 1) {
- return '';
- }
- return 'scale(' + pf(m[0]) + ' ' + pf(m[3]) + ')';
- }
- if (m[0] === m[3] && m[1] === -m[2]) {
- var a = Math.acos(m[0]) * 180 / Math.PI;
- return 'rotate(' + pf(a) + ')';
- }
- } else {
- if (m[0] === 1 && m[1] === 0 && m[2] === 0 && m[3] === 1) {
- return 'translate(' + pf(m[4]) + ' ' + pf(m[5]) + ')';
- }
- }
- return 'matrix(' + pf(m[0]) + ' ' + pf(m[1]) + ' ' + pf(m[2]) + ' ' +
- pf(m[3]) + ' ' + pf(m[4]) + ' ' + pf(m[5]) + ')';
- }
-
- function SVGGraphics(commonObjs, objs) {
- this.current = new SVGExtraState();
- this.transformMatrix = IDENTITY_MATRIX; // Graphics state matrix
- this.transformStack = [];
- this.extraStack = [];
+ function CanvasGraphics(canvasCtx, commonObjs, objs, canvasFactory, webGLContext, imageLayer) {
+ this.ctx = canvasCtx;
+ this.current = new CanvasExtraState();
+ this.stateStack = [];
+ this.pendingClip = null;
+ this.pendingEOFill = false;
+ this.res = null;
+ this.xobjs = null;
this.commonObjs = commonObjs;
this.objs = objs;
- this.pendingEOFill = false;
+ this.canvasFactory = canvasFactory;
+ this.webGLContext = webGLContext;
+ this.imageLayer = imageLayer;
+ this.groupStack = [];
+ this.processingType3 = null;
+ this.baseTransform = null;
+ this.baseTransformStack = [];
+ this.groupLevel = 0;
+ this.smaskStack = [];
+ this.smaskCounter = 0;
+ this.tempSMask = null;
+ this.cachedCanvases = new CachedCanvases(this.canvasFactory);
- this.embedFonts = false;
- this.embeddedFonts = {};
- this.cssStyle = null;
+ if (canvasCtx) {
+ addContextCurrentTransform(canvasCtx);
+ }
+
+ this._cachedGetSinglePixelWidth = null;
}
- var NS = 'http://www.w3.org/2000/svg';
- var XML_NS = 'http://www.w3.org/XML/1998/namespace';
- var XLINK_NS = 'http://www.w3.org/1999/xlink';
- var LINE_CAP_STYLES = ['butt', 'round', 'square'];
- var LINE_JOIN_STYLES = ['miter', 'round', 'bevel'];
- var clipCount = 0;
- var maskCount = 0;
+ function putBinaryImageData(ctx, imgData) {
+ if (typeof ImageData !== 'undefined' && imgData instanceof ImageData) {
+ ctx.putImageData(imgData, 0, 0);
+ return;
+ }
- SVGGraphics.prototype = {
- save: function SVGGraphics_save() {
- this.transformStack.push(this.transformMatrix);
- var old = this.current;
- this.extraStack.push(old);
- this.current = old.clone();
- },
+ var height = imgData.height,
+ width = imgData.width;
+ var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
+ var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
+ var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
+ var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
+ var srcPos = 0,
+ destPos;
+ var src = imgData.data;
+ var dest = chunkImgData.data;
+ var i, j, thisChunkHeight, elemsInThisChunk;
- restore: function SVGGraphics_restore() {
- this.transformMatrix = this.transformStack.pop();
- this.current = this.extraStack.pop();
+ if (imgData.kind === _util.ImageKind.GRAYSCALE_1BPP) {
+ var srcLength = src.byteLength;
+ var dest32 = new Uint32Array(dest.buffer, 0, dest.byteLength >> 2);
+ var dest32DataLength = dest32.length;
+ var fullSrcDiff = width + 7 >> 3;
+ var white = 0xFFFFFFFF;
+ var black = IsLittleEndianCached.value ? 0xFF000000 : 0x000000FF;
- this.tgrp = document.createElementNS(NS, 'svg:g');
- this.tgrp.setAttributeNS(null, 'transform', pm(this.transformMatrix));
- this.pgrp.appendChild(this.tgrp);
- },
+ for (i = 0; i < totalChunks; i++) {
+ thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
+ destPos = 0;
- group: function SVGGraphics_group(items) {
- this.save();
- this.executeOpTree(items);
- this.restore();
- },
+ for (j = 0; j < thisChunkHeight; j++) {
+ var srcDiff = srcLength - srcPos;
+ var k = 0;
+ var kEnd = srcDiff > fullSrcDiff ? width : srcDiff * 8 - 7;
+ var kEndUnrolled = kEnd & ~7;
+ var mask = 0;
+ var srcByte = 0;
- loadDependencies: function SVGGraphics_loadDependencies(operatorList) {
- var fnArray = operatorList.fnArray;
- var fnArrayLen = fnArray.length;
- var argsArray = operatorList.argsArray;
+ for (; k < kEndUnrolled; k += 8) {
+ srcByte = src[srcPos++];
+ dest32[destPos++] = srcByte & 128 ? white : black;
+ dest32[destPos++] = srcByte & 64 ? white : black;
+ dest32[destPos++] = srcByte & 32 ? white : black;
+ dest32[destPos++] = srcByte & 16 ? white : black;
+ dest32[destPos++] = srcByte & 8 ? white : black;
+ dest32[destPos++] = srcByte & 4 ? white : black;
+ dest32[destPos++] = srcByte & 2 ? white : black;
+ dest32[destPos++] = srcByte & 1 ? white : black;
+ }
- var self = this;
- for (var i = 0; i < fnArrayLen; i++) {
- if (OPS.dependency === fnArray[i]) {
- var deps = argsArray[i];
- for (var n = 0, nn = deps.length; n < nn; n++) {
- var obj = deps[n];
- var common = obj.substring(0, 2) === 'g_';
- var promise;
- if (common) {
- promise = new Promise(function(resolve) {
- self.commonObjs.get(obj, resolve);
- });
- } else {
- promise = new Promise(function(resolve) {
- self.objs.get(obj, resolve);
- });
+ for (; k < kEnd; k++) {
+ if (mask === 0) {
+ srcByte = src[srcPos++];
+ mask = 128;
}
- this.current.dependencies.push(promise);
+
+ dest32[destPos++] = srcByte & mask ? white : black;
+ mask >>= 1;
}
}
+
+ while (destPos < dest32DataLength) {
+ dest32[destPos++] = 0;
+ }
+
+ ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
+ }
+ } else if (imgData.kind === _util.ImageKind.RGBA_32BPP) {
+ j = 0;
+ elemsInThisChunk = width * FULL_CHUNK_HEIGHT * 4;
+
+ for (i = 0; i < fullChunks; i++) {
+ dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
+ srcPos += elemsInThisChunk;
+ ctx.putImageData(chunkImgData, 0, j);
+ j += FULL_CHUNK_HEIGHT;
+ }
+
+ if (i < totalChunks) {
+ elemsInThisChunk = width * partialChunkHeight * 4;
+ dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
+ ctx.putImageData(chunkImgData, 0, j);
+ }
+ } else if (imgData.kind === _util.ImageKind.RGB_24BPP) {
+ thisChunkHeight = FULL_CHUNK_HEIGHT;
+ elemsInThisChunk = width * thisChunkHeight;
+
+ for (i = 0; i < totalChunks; i++) {
+ if (i >= fullChunks) {
+ thisChunkHeight = partialChunkHeight;
+ elemsInThisChunk = width * thisChunkHeight;
+ }
+
+ destPos = 0;
+
+ for (j = elemsInThisChunk; j--;) {
+ dest[destPos++] = src[srcPos++];
+ dest[destPos++] = src[srcPos++];
+ dest[destPos++] = src[srcPos++];
+ dest[destPos++] = 255;
+ }
+
+ ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
+ }
+ } else {
+ throw new Error("bad image kind: ".concat(imgData.kind));
+ }
+ }
+
+ function putBinaryImageMask(ctx, imgData) {
+ var height = imgData.height,
+ width = imgData.width;
+ var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
+ var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
+ var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
+ var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
+ var srcPos = 0;
+ var src = imgData.data;
+ var dest = chunkImgData.data;
+
+ for (var i = 0; i < totalChunks; i++) {
+ var thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
+ var destPos = 3;
+
+ for (var j = 0; j < thisChunkHeight; j++) {
+ var mask = 0;
+
+ for (var k = 0; k < width; k++) {
+ if (!mask) {
+ var elem = src[srcPos++];
+ mask = 128;
+ }
+
+ dest[destPos] = elem & mask ? 0 : 255;
+ destPos += 4;
+ mask >>= 1;
+ }
+ }
+
+ ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
+ }
+ }
+
+ function copyCtxState(sourceCtx, destCtx) {
+ var properties = ['strokeStyle', 'fillStyle', 'fillRule', 'globalAlpha', 'lineWidth', 'lineCap', 'lineJoin', 'miterLimit', 'globalCompositeOperation', 'font'];
+
+ for (var i = 0, ii = properties.length; i < ii; i++) {
+ var property = properties[i];
+
+ if (sourceCtx[property] !== undefined) {
+ destCtx[property] = sourceCtx[property];
+ }
+ }
+
+ if (sourceCtx.setLineDash !== undefined) {
+ destCtx.setLineDash(sourceCtx.getLineDash());
+ destCtx.lineDashOffset = sourceCtx.lineDashOffset;
+ }
+ }
+
+ function resetCtxToDefault(ctx) {
+ ctx.strokeStyle = '#000000';
+ ctx.fillStyle = '#000000';
+ ctx.fillRule = 'nonzero';
+ ctx.globalAlpha = 1;
+ ctx.lineWidth = 1;
+ ctx.lineCap = 'butt';
+ ctx.lineJoin = 'miter';
+ ctx.miterLimit = 10;
+ ctx.globalCompositeOperation = 'source-over';
+ ctx.font = '10px sans-serif';
+
+ if (ctx.setLineDash !== undefined) {
+ ctx.setLineDash([]);
+ ctx.lineDashOffset = 0;
+ }
+ }
+
+ function composeSMaskBackdrop(bytes, r0, g0, b0) {
+ var length = bytes.length;
+
+ for (var i = 3; i < length; i += 4) {
+ var alpha = bytes[i];
+
+ if (alpha === 0) {
+ bytes[i - 3] = r0;
+ bytes[i - 2] = g0;
+ bytes[i - 1] = b0;
+ } else if (alpha < 255) {
+ var alpha_ = 255 - alpha;
+ bytes[i - 3] = bytes[i - 3] * alpha + r0 * alpha_ >> 8;
+ bytes[i - 2] = bytes[i - 2] * alpha + g0 * alpha_ >> 8;
+ bytes[i - 1] = bytes[i - 1] * alpha + b0 * alpha_ >> 8;
+ }
+ }
+ }
+
+ function composeSMaskAlpha(maskData, layerData, transferMap) {
+ var length = maskData.length;
+ var scale = 1 / 255;
+
+ for (var i = 3; i < length; i += 4) {
+ var alpha = transferMap ? transferMap[maskData[i]] : maskData[i];
+ layerData[i] = layerData[i] * alpha * scale | 0;
+ }
+ }
+
+ function composeSMaskLuminosity(maskData, layerData, transferMap) {
+ var length = maskData.length;
+
+ for (var i = 3; i < length; i += 4) {
+ var y = maskData[i - 3] * 77 + maskData[i - 2] * 152 + maskData[i - 1] * 28;
+ layerData[i] = transferMap ? layerData[i] * transferMap[y >> 8] >> 8 : layerData[i] * y >> 16;
+ }
+ }
+
+ function genericComposeSMask(maskCtx, layerCtx, width, height, subtype, backdrop, transferMap) {
+ var hasBackdrop = !!backdrop;
+ var r0 = hasBackdrop ? backdrop[0] : 0;
+ var g0 = hasBackdrop ? backdrop[1] : 0;
+ var b0 = hasBackdrop ? backdrop[2] : 0;
+ var composeFn;
+
+ if (subtype === 'Luminosity') {
+ composeFn = composeSMaskLuminosity;
+ } else {
+ composeFn = composeSMaskAlpha;
+ }
+
+ var PIXELS_TO_PROCESS = 1048576;
+ var chunkSize = Math.min(height, Math.ceil(PIXELS_TO_PROCESS / width));
+
+ for (var row = 0; row < height; row += chunkSize) {
+ var chunkHeight = Math.min(chunkSize, height - row);
+ var maskData = maskCtx.getImageData(0, row, width, chunkHeight);
+ var layerData = layerCtx.getImageData(0, row, width, chunkHeight);
+
+ if (hasBackdrop) {
+ composeSMaskBackdrop(maskData.data, r0, g0, b0);
+ }
+
+ composeFn(maskData.data, layerData.data, transferMap);
+ maskCtx.putImageData(layerData, 0, row);
+ }
+ }
+
+ function composeSMask(ctx, smask, layerCtx, webGLContext) {
+ var mask = smask.canvas;
+ var maskCtx = smask.context;
+ ctx.setTransform(smask.scaleX, 0, 0, smask.scaleY, smask.offsetX, smask.offsetY);
+ var backdrop = smask.backdrop || null;
+
+ if (!smask.transferMap && webGLContext.isEnabled) {
+ var composed = webGLContext.composeSMask({
+ layer: layerCtx.canvas,
+ mask: mask,
+ properties: {
+ subtype: smask.subtype,
+ backdrop: backdrop
+ }
+ });
+ ctx.setTransform(1, 0, 0, 1, 0, 0);
+ ctx.drawImage(composed, smask.offsetX, smask.offsetY);
+ return;
+ }
+
+ genericComposeSMask(maskCtx, layerCtx, mask.width, mask.height, smask.subtype, backdrop, smask.transferMap);
+ ctx.drawImage(mask, 0, 0);
+ }
+
+ var LINE_CAP_STYLES = ['butt', 'round', 'square'];
+ var LINE_JOIN_STYLES = ['miter', 'round', 'bevel'];
+ var NORMAL_CLIP = {};
+ var EO_CLIP = {};
+ CanvasGraphics.prototype = {
+ beginDrawing: function beginDrawing(_ref) {
+ var transform = _ref.transform,
+ viewport = _ref.viewport,
+ _ref$transparency = _ref.transparency,
+ transparency = _ref$transparency === void 0 ? false : _ref$transparency,
+ _ref$background = _ref.background,
+ background = _ref$background === void 0 ? null : _ref$background;
+ var width = this.ctx.canvas.width;
+ var height = this.ctx.canvas.height;
+ this.ctx.save();
+ this.ctx.fillStyle = background || 'rgb(255, 255, 255)';
+ this.ctx.fillRect(0, 0, width, height);
+ this.ctx.restore();
+
+ if (transparency) {
+ var transparentCanvas = this.cachedCanvases.getCanvas('transparent', width, height, true);
+ this.compositeCtx = this.ctx;
+ this.transparentCanvas = transparentCanvas.canvas;
+ this.ctx = transparentCanvas.context;
+ this.ctx.save();
+ this.ctx.transform.apply(this.ctx, this.compositeCtx.mozCurrentTransform);
+ }
+
+ this.ctx.save();
+ resetCtxToDefault(this.ctx);
+
+ if (transform) {
+ this.ctx.transform.apply(this.ctx, transform);
+ }
+
+ this.ctx.transform.apply(this.ctx, viewport.transform);
+ this.baseTransform = this.ctx.mozCurrentTransform.slice();
+
+ if (this.imageLayer) {
+ this.imageLayer.beginLayout();
}
- return Promise.all(this.current.dependencies);
},
-
- transform: function SVGGraphics_transform(a, b, c, d, e, f) {
- var transformMatrix = [a, b, c, d, e, f];
- this.transformMatrix = PDFJS.Util.transform(this.transformMatrix,
- transformMatrix);
-
- this.tgrp = document.createElementNS(NS, 'svg:g');
- this.tgrp.setAttributeNS(null, 'transform', pm(this.transformMatrix));
- },
-
- getSVG: function SVGGraphics_getSVG(operatorList, viewport) {
- this.svg = createScratchSVG(viewport.width, viewport.height);
- this.viewport = viewport;
-
- return this.loadDependencies(operatorList).then(function () {
- this.transformMatrix = IDENTITY_MATRIX;
- this.pgrp = document.createElementNS(NS, 'svg:g'); // Parent group
- this.pgrp.setAttributeNS(null, 'transform', pm(viewport.transform));
- this.tgrp = document.createElementNS(NS, 'svg:g'); // Transform group
- this.tgrp.setAttributeNS(null, 'transform', pm(this.transformMatrix));
- this.defs = document.createElementNS(NS, 'svg:defs');
- this.pgrp.appendChild(this.defs);
- this.pgrp.appendChild(this.tgrp);
- this.svg.appendChild(this.pgrp);
- var opTree = this.convertOpList(operatorList);
- this.executeOpTree(opTree);
- return this.svg;
- }.bind(this));
- },
-
- convertOpList: function SVGGraphics_convertOpList(operatorList) {
+ executeOperatorList: function CanvasGraphics_executeOperatorList(operatorList, executionStartIdx, continueCallback, stepper) {
var argsArray = operatorList.argsArray;
var fnArray = operatorList.fnArray;
- var fnArrayLen = fnArray.length;
- var REVOPS = [];
- var opList = [];
+ var i = executionStartIdx || 0;
+ var argsArrayLen = argsArray.length;
- for (var op in OPS) {
- REVOPS[OPS[op]] = op;
+ if (argsArrayLen === i) {
+ return i;
}
- for (var x = 0; x < fnArrayLen; x++) {
- var fnId = fnArray[x];
- opList.push({'fnId' : fnId, 'fn': REVOPS[fnId], 'args': argsArray[x]});
- }
- return opListToTree(opList);
- },
+ var chunkOperations = argsArrayLen - i > EXECUTION_STEPS && typeof continueCallback === 'function';
+ var endTime = chunkOperations ? Date.now() + EXECUTION_TIME : 0;
+ var steps = 0;
+ var commonObjs = this.commonObjs;
+ var objs = this.objs;
+ var fnId;
- executeOpTree: function SVGGraphics_executeOpTree(opTree) {
- var opTreeLen = opTree.length;
- for(var x = 0; x < opTreeLen; x++) {
- var fn = opTree[x].fn;
- var fnId = opTree[x].fnId;
- var args = opTree[x].args;
+ while (true) {
+ if (stepper !== undefined && i === stepper.nextBreakPoint) {
+ stepper.breakIt(i, continueCallback);
+ return i;
+ }
- switch (fnId | 0) {
- case OPS.beginText:
- this.beginText();
- break;
- case OPS.setLeading:
- this.setLeading(args);
- break;
- case OPS.setLeadingMoveText:
- this.setLeadingMoveText(args[0], args[1]);
- break;
- case OPS.setFont:
- this.setFont(args);
- break;
- case OPS.showText:
- this.showText(args[0]);
- break;
- case OPS.showSpacedText:
- this.showText(args[0]);
- break;
- case OPS.endText:
- this.endText();
- break;
- case OPS.moveText:
- this.moveText(args[0], args[1]);
- break;
- case OPS.setCharSpacing:
- this.setCharSpacing(args[0]);
- break;
- case OPS.setWordSpacing:
- this.setWordSpacing(args[0]);
- break;
- case OPS.setHScale:
- this.setHScale(args[0]);
- break;
- case OPS.setTextMatrix:
- this.setTextMatrix(args[0], args[1], args[2],
- args[3], args[4], args[5]);
- break;
- case OPS.setLineWidth:
- this.setLineWidth(args[0]);
- break;
- case OPS.setLineJoin:
- this.setLineJoin(args[0]);
- break;
- case OPS.setLineCap:
- this.setLineCap(args[0]);
- break;
- case OPS.setMiterLimit:
- this.setMiterLimit(args[0]);
- break;
- case OPS.setFillRGBColor:
- this.setFillRGBColor(args[0], args[1], args[2]);
- break;
- case OPS.setStrokeRGBColor:
- this.setStrokeRGBColor(args[0], args[1], args[2]);
- break;
- case OPS.setDash:
- this.setDash(args[0], args[1]);
- break;
- case OPS.setGState:
- this.setGState(args[0]);
- break;
- case OPS.fill:
- this.fill();
- break;
- case OPS.eoFill:
- this.eoFill();
- break;
- case OPS.stroke:
- this.stroke();
- break;
- case OPS.fillStroke:
- this.fillStroke();
- break;
- case OPS.eoFillStroke:
- this.eoFillStroke();
- break;
- case OPS.clip:
- this.clip('nonzero');
- break;
- case OPS.eoClip:
- this.clip('evenodd');
- break;
- case OPS.paintSolidColorImageMask:
- this.paintSolidColorImageMask();
- break;
- case OPS.paintJpegXObject:
- this.paintJpegXObject(args[0], args[1], args[2]);
- break;
- case OPS.paintImageXObject:
- this.paintImageXObject(args[0]);
- break;
- case OPS.paintInlineImageXObject:
- this.paintInlineImageXObject(args[0]);
- break;
- case OPS.paintImageMaskXObject:
- this.paintImageMaskXObject(args[0]);
- break;
- case OPS.paintFormXObjectBegin:
- this.paintFormXObjectBegin(args[0], args[1]);
- break;
- case OPS.paintFormXObjectEnd:
- this.paintFormXObjectEnd();
- break;
- case OPS.closePath:
- this.closePath();
- break;
- case OPS.closeStroke:
- this.closeStroke();
- break;
- case OPS.closeFillStroke:
- this.closeFillStroke();
- break;
- case OPS.nextLine:
- this.nextLine();
- break;
- case OPS.transform:
- this.transform(args[0], args[1], args[2], args[3],
- args[4], args[5]);
- break;
- case OPS.constructPath:
- this.constructPath(args[0], args[1]);
- break;
- case OPS.endPath:
- this.endPath();
- break;
- case 92:
- this.group(opTree[x].items);
- break;
- default:
- warn('Unimplemented method '+ fn);
- break;
+ fnId = fnArray[i];
+
+ if (fnId !== _util.OPS.dependency) {
+ this[fnId].apply(this, argsArray[i]);
+ } else {
+ var deps = argsArray[i];
+
+ for (var n = 0, nn = deps.length; n < nn; n++) {
+ var depObjId = deps[n];
+ var common = depObjId[0] === 'g' && depObjId[1] === '_';
+ var objsPool = common ? commonObjs : objs;
+
+ if (!objsPool.has(depObjId)) {
+ objsPool.get(depObjId, continueCallback);
+ return i;
+ }
+ }
+ }
+
+ i++;
+
+ if (i === argsArrayLen) {
+ return i;
+ }
+
+ if (chunkOperations && ++steps > EXECUTION_STEPS) {
+ if (Date.now() > endTime) {
+ continueCallback();
+ return i;
+ }
+
+ steps = 0;
}
}
},
-
- setWordSpacing: function SVGGraphics_setWordSpacing(wordSpacing) {
- this.current.wordSpacing = wordSpacing;
- },
-
- setCharSpacing: function SVGGraphics_setCharSpacing(charSpacing) {
- this.current.charSpacing = charSpacing;
- },
-
- nextLine: function SVGGraphics_nextLine() {
- this.moveText(0, this.current.leading);
- },
-
- setTextMatrix: function SVGGraphics_setTextMatrix(a, b, c, d, e, f) {
- var current = this.current;
- this.current.textMatrix = this.current.lineMatrix = [a, b, c, d, e, f];
-
- this.current.x = this.current.lineX = 0;
- this.current.y = this.current.lineY = 0;
-
- current.xcoords = [];
- current.tspan = document.createElementNS(NS, 'svg:tspan');
- current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
- current.tspan.setAttributeNS(null, 'font-size',
- pf(current.fontSize) + 'px');
- current.tspan.setAttributeNS(null, 'y', pf(-current.y));
-
- current.txtElement = document.createElementNS(NS, 'svg:text');
- current.txtElement.appendChild(current.tspan);
- },
-
- beginText: function SVGGraphics_beginText() {
- this.current.x = this.current.lineX = 0;
- this.current.y = this.current.lineY = 0;
- this.current.textMatrix = IDENTITY_MATRIX;
- this.current.lineMatrix = IDENTITY_MATRIX;
- this.current.tspan = document.createElementNS(NS, 'svg:tspan');
- this.current.txtElement = document.createElementNS(NS, 'svg:text');
- this.current.txtgrp = document.createElementNS(NS, 'svg:g');
- this.current.xcoords = [];
- },
-
- moveText: function SVGGraphics_moveText(x, y) {
- var current = this.current;
- this.current.x = this.current.lineX += x;
- this.current.y = this.current.lineY += y;
-
- current.xcoords = [];
- current.tspan = document.createElementNS(NS, 'svg:tspan');
- current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
- current.tspan.setAttributeNS(null, 'font-size',
- pf(current.fontSize) + 'px');
- current.tspan.setAttributeNS(null, 'y', pf(-current.y));
- },
-
- showText: function SVGGraphics_showText(glyphs) {
- var current = this.current;
- var font = current.font;
- var fontSize = current.fontSize;
-
- if (fontSize === 0) {
- return;
+ endDrawing: function CanvasGraphics_endDrawing() {
+ if (this.current.activeSMask !== null) {
+ this.endSMaskGroup();
}
- var charSpacing = current.charSpacing;
- var wordSpacing = current.wordSpacing;
- var fontDirection = current.fontDirection;
- var textHScale = current.textHScale * fontDirection;
- var glyphsLength = glyphs.length;
- var vertical = font.vertical;
- var widthAdvanceScale = fontSize * current.fontMatrix[0];
+ this.ctx.restore();
- var x = 0, i;
- for (i = 0; i < glyphsLength; ++i) {
- var glyph = glyphs[i];
- if (glyph === null) {
- // word break
- x += fontDirection * wordSpacing;
- continue;
- } else if (isNum(glyph)) {
- x += -glyph * fontSize * 0.001;
- continue;
- }
- current.xcoords.push(current.x + x * textHScale);
-
- var width = glyph.width;
- var character = glyph.fontChar;
- var charWidth = width * widthAdvanceScale + charSpacing * fontDirection;
- x += charWidth;
-
- current.tspan.textContent += character;
- }
- if (vertical) {
- current.y -= x * textHScale;
- } else {
- current.x += x * textHScale;
+ if (this.transparentCanvas) {
+ this.ctx = this.compositeCtx;
+ this.ctx.save();
+ this.ctx.setTransform(1, 0, 0, 1, 0, 0);
+ this.ctx.drawImage(this.transparentCanvas, 0, 0);
+ this.ctx.restore();
+ this.transparentCanvas = null;
}
- current.tspan.setAttributeNS(null, 'x',
- current.xcoords.map(pf).join(' '));
- current.tspan.setAttributeNS(null, 'y', pf(-current.y));
- current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
- current.tspan.setAttributeNS(null, 'font-size',
- pf(current.fontSize) + 'px');
- if (current.fontStyle !== SVG_DEFAULTS.fontStyle) {
- current.tspan.setAttributeNS(null, 'font-style', current.fontStyle);
- }
- if (current.fontWeight !== SVG_DEFAULTS.fontWeight) {
- current.tspan.setAttributeNS(null, 'font-weight', current.fontWeight);
- }
- if (current.fillColor !== SVG_DEFAULTS.fillColor) {
- current.tspan.setAttributeNS(null, 'fill', current.fillColor);
- }
-
- current.txtElement.setAttributeNS(null, 'transform',
- pm(current.textMatrix) +
- ' scale(1, -1)' );
- current.txtElement.setAttributeNS(XML_NS, 'xml:space', 'preserve');
- current.txtElement.appendChild(current.tspan);
- current.txtgrp.appendChild(current.txtElement);
-
- this.tgrp.appendChild(current.txtElement);
+ this.cachedCanvases.clear();
+ this.webGLContext.clear();
+ if (this.imageLayer) {
+ this.imageLayer.endLayout();
+ }
},
-
- setLeadingMoveText: function SVGGraphics_setLeadingMoveText(x, y) {
- this.setLeading(-y);
- this.moveText(x, y);
- },
-
- addFontStyle: function SVGGraphics_addFontStyle(fontObj) {
- if (!this.cssStyle) {
- this.cssStyle = document.createElementNS(NS, 'svg:style');
- this.cssStyle.setAttributeNS(null, 'type', 'text/css');
- this.defs.appendChild(this.cssStyle);
- }
-
- var url = PDFJS.createObjectURL(fontObj.data, fontObj.mimetype);
- this.cssStyle.textContent +=
- '@font-face { font-family: "' + fontObj.loadedName + '";' +
- ' src: url(' + url + '); }\n';
- },
-
- setFont: function SVGGraphics_setFont(details) {
- var current = this.current;
- var fontObj = this.commonObjs.get(details[0]);
- var size = details[1];
- this.current.font = fontObj;
-
- if (this.embedFonts && fontObj.data &&
- !this.embeddedFonts[fontObj.loadedName]) {
- this.addFontStyle(fontObj);
- this.embeddedFonts[fontObj.loadedName] = fontObj;
- }
-
- current.fontMatrix = (fontObj.fontMatrix ?
- fontObj.fontMatrix : FONT_IDENTITY_MATRIX);
-
- var bold = fontObj.black ? (fontObj.bold ? 'bolder' : 'bold') :
- (fontObj.bold ? 'bold' : 'normal');
- var italic = fontObj.italic ? 'italic' : 'normal';
-
- if (size < 0) {
- size = -size;
- current.fontDirection = -1;
- } else {
- current.fontDirection = 1;
- }
- current.fontSize = size;
- current.fontFamily = fontObj.loadedName;
- current.fontWeight = bold;
- current.fontStyle = italic;
-
- current.tspan = document.createElementNS(NS, 'svg:tspan');
- current.tspan.setAttributeNS(null, 'y', pf(-current.y));
- current.xcoords = [];
- },
-
- endText: function SVGGraphics_endText() {
- if (this.current.pendingClip) {
- this.cgrp.appendChild(this.tgrp);
- this.pgrp.appendChild(this.cgrp);
- } else {
- this.pgrp.appendChild(this.tgrp);
- }
- this.tgrp = document.createElementNS(NS, 'svg:g');
- this.tgrp.setAttributeNS(null, 'transform', pm(this.transformMatrix));
- },
-
- // Path properties
- setLineWidth: function SVGGraphics_setLineWidth(width) {
+ setLineWidth: function CanvasGraphics_setLineWidth(width) {
this.current.lineWidth = width;
+ this.ctx.lineWidth = width;
},
- setLineCap: function SVGGraphics_setLineCap(style) {
- this.current.lineCap = LINE_CAP_STYLES[style];
+ setLineCap: function CanvasGraphics_setLineCap(style) {
+ this.ctx.lineCap = LINE_CAP_STYLES[style];
},
- setLineJoin: function SVGGraphics_setLineJoin(style) {
- this.current.lineJoin = LINE_JOIN_STYLES[style];
+ setLineJoin: function CanvasGraphics_setLineJoin(style) {
+ this.ctx.lineJoin = LINE_JOIN_STYLES[style];
},
- setMiterLimit: function SVGGraphics_setMiterLimit(limit) {
- this.current.miterLimit = limit;
- },
- setStrokeRGBColor: function SVGGraphics_setStrokeRGBColor(r, g, b) {
- var color = Util.makeCssRgb(r, g, b);
- this.current.strokeColor = color;
- },
- setFillRGBColor: function SVGGraphics_setFillRGBColor(r, g, b) {
- var color = Util.makeCssRgb(r, g, b);
- this.current.fillColor = color;
- this.current.tspan = document.createElementNS(NS, 'svg:tspan');
- this.current.xcoords = [];
- },
- setDash: function SVGGraphics_setDash(dashArray, dashPhase) {
- this.current.dashArray = dashArray;
- this.current.dashPhase = dashPhase;
+ setMiterLimit: function CanvasGraphics_setMiterLimit(limit) {
+ this.ctx.miterLimit = limit;
},
+ setDash: function CanvasGraphics_setDash(dashArray, dashPhase) {
+ var ctx = this.ctx;
- constructPath: function SVGGraphics_constructPath(ops, args) {
- var current = this.current;
- var x = current.x, y = current.y;
- current.path = document.createElementNS(NS, 'svg:path');
- var d = [];
- var opLength = ops.length;
-
- for (var i = 0, j = 0; i < opLength; i++) {
- switch (ops[i] | 0) {
- case OPS.rectangle:
- x = args[j++];
- y = args[j++];
- var width = args[j++];
- var height = args[j++];
- var xw = x + width;
- var yh = y + height;
- d.push('M', pf(x), pf(y), 'L', pf(xw) , pf(y), 'L', pf(xw), pf(yh),
- 'L', pf(x), pf(yh), 'Z');
- break;
- case OPS.moveTo:
- x = args[j++];
- y = args[j++];
- d.push('M', pf(x), pf(y));
- break;
- case OPS.lineTo:
- x = args[j++];
- y = args[j++];
- d.push('L', pf(x) , pf(y));
- break;
- case OPS.curveTo:
- x = args[j + 4];
- y = args[j + 5];
- d.push('C', pf(args[j]), pf(args[j + 1]), pf(args[j + 2]),
- pf(args[j + 3]), pf(x), pf(y));
- j += 6;
- break;
- case OPS.curveTo2:
- x = args[j + 2];
- y = args[j + 3];
- d.push('C', pf(x), pf(y), pf(args[j]), pf(args[j + 1]),
- pf(args[j + 2]), pf(args[j + 3]));
- j += 4;
- break;
- case OPS.curveTo3:
- x = args[j + 2];
- y = args[j + 3];
- d.push('C', pf(args[j]), pf(args[j + 1]), pf(x), pf(y),
- pf(x), pf(y));
- j += 4;
- break;
- case OPS.closePath:
- d.push('Z');
- break;
- }
+ if (ctx.setLineDash !== undefined) {
+ ctx.setLineDash(dashArray);
+ ctx.lineDashOffset = dashPhase;
}
- current.path.setAttributeNS(null, 'd', d.join(' '));
- current.path.setAttributeNS(null, 'stroke-miterlimit',
- pf(current.miterLimit));
- current.path.setAttributeNS(null, 'stroke-linecap', current.lineCap);
- current.path.setAttributeNS(null, 'stroke-linejoin', current.lineJoin);
- current.path.setAttributeNS(null, 'stroke-width',
- pf(current.lineWidth) + 'px');
- current.path.setAttributeNS(null, 'stroke-dasharray',
- current.dashArray.map(pf).join(' '));
- current.path.setAttributeNS(null, 'stroke-dashoffset',
- pf(current.dashPhase) + 'px');
- current.path.setAttributeNS(null, 'fill', 'none');
-
- this.tgrp.appendChild(current.path);
- if (current.pendingClip) {
- this.cgrp.appendChild(this.tgrp);
- this.pgrp.appendChild(this.cgrp);
- } else {
- this.pgrp.appendChild(this.tgrp);
- }
- // Saving a reference in current.element so that it can be addressed
- // in 'fill' and 'stroke'
- current.element = current.path;
- current.setCurrentPoint(x, y);
},
-
- endPath: function SVGGraphics_endPath() {
- var current = this.current;
- if (current.pendingClip) {
- this.cgrp.appendChild(this.tgrp);
- this.pgrp.appendChild(this.cgrp);
- } else {
- this.pgrp.appendChild(this.tgrp);
- }
- this.tgrp = document.createElementNS(NS, 'svg:g');
- this.tgrp.setAttributeNS(null, 'transform', pm(this.transformMatrix));
- },
-
- clip: function SVGGraphics_clip(type) {
- var current = this.current;
- // Add current path to clipping path
- current.clipId = 'clippath' + clipCount;
- clipCount++;
- this.clippath = document.createElementNS(NS, 'svg:clipPath');
- this.clippath.setAttributeNS(null, 'id', current.clipId);
- var clipElement = current.element.cloneNode();
- if (type === 'evenodd') {
- clipElement.setAttributeNS(null, 'clip-rule', 'evenodd');
- } else {
- clipElement.setAttributeNS(null, 'clip-rule', 'nonzero');
- }
- this.clippath.setAttributeNS(null, 'transform', pm(this.transformMatrix));
- this.clippath.appendChild(clipElement);
- this.defs.appendChild(this.clippath);
-
- // Create a new group with that attribute
- current.pendingClip = true;
- this.cgrp = document.createElementNS(NS, 'svg:g');
- this.cgrp.setAttributeNS(null, 'clip-path',
- 'url(#' + current.clipId + ')');
- this.pgrp.appendChild(this.cgrp);
- },
-
- closePath: function SVGGraphics_closePath() {
- var current = this.current;
- var d = current.path.getAttributeNS(null, 'd');
- d += 'Z';
- current.path.setAttributeNS(null, 'd', d);
- },
-
- setLeading: function SVGGraphics_setLeading(leading) {
- this.current.leading = -leading;
- },
-
- setTextRise: function SVGGraphics_setTextRise(textRise) {
- this.current.textRise = textRise;
- },
-
- setHScale: function SVGGraphics_setHScale(scale) {
- this.current.textHScale = scale / 100;
- },
-
- setGState: function SVGGraphics_setGState(states) {
+ setRenderingIntent: function CanvasGraphics_setRenderingIntent(intent) {},
+ setFlatness: function CanvasGraphics_setFlatness(flatness) {},
+ setGState: function CanvasGraphics_setGState(states) {
for (var i = 0, ii = states.length; i < ii; i++) {
var state = states[i];
var key = state[0];
@@ -4715,513 +14737,3353 @@ var SVGGraphics = (function SVGGraphicsClosure() {
case 'LW':
this.setLineWidth(value);
break;
+
case 'LC':
this.setLineCap(value);
break;
+
case 'LJ':
this.setLineJoin(value);
break;
+
case 'ML':
this.setMiterLimit(value);
break;
+
case 'D':
this.setDash(value[0], value[1]);
break;
+
case 'RI':
+ this.setRenderingIntent(value);
break;
+
case 'FL':
+ this.setFlatness(value);
break;
+
case 'Font':
- this.setFont(value);
+ this.setFont(value[0], value[1]);
break;
+
case 'CA':
+ this.current.strokeAlpha = state[1];
break;
+
case 'ca':
+ this.current.fillAlpha = state[1];
+ this.ctx.globalAlpha = state[1];
break;
+
case 'BM':
+ this.ctx.globalCompositeOperation = value;
break;
+
case 'SMask':
+ if (this.current.activeSMask) {
+ if (this.stateStack.length > 0 && this.stateStack[this.stateStack.length - 1].activeSMask === this.current.activeSMask) {
+ this.suspendSMaskGroup();
+ } else {
+ this.endSMaskGroup();
+ }
+ }
+
+ this.current.activeSMask = value ? this.tempSMask : null;
+
+ if (this.current.activeSMask) {
+ this.beginSMaskGroup();
+ }
+
+ this.tempSMask = null;
break;
}
}
},
-
- fill: function SVGGraphics_fill() {
- var current = this.current;
- current.element.setAttributeNS(null, 'fill', current.fillColor);
+ beginSMaskGroup: function CanvasGraphics_beginSMaskGroup() {
+ var activeSMask = this.current.activeSMask;
+ var drawnWidth = activeSMask.canvas.width;
+ var drawnHeight = activeSMask.canvas.height;
+ var cacheId = 'smaskGroupAt' + this.groupLevel;
+ var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
+ var currentCtx = this.ctx;
+ var currentTransform = currentCtx.mozCurrentTransform;
+ this.ctx.save();
+ var groupCtx = scratchCanvas.context;
+ groupCtx.scale(1 / activeSMask.scaleX, 1 / activeSMask.scaleY);
+ groupCtx.translate(-activeSMask.offsetX, -activeSMask.offsetY);
+ groupCtx.transform.apply(groupCtx, currentTransform);
+ activeSMask.startTransformInverse = groupCtx.mozCurrentTransformInverse;
+ copyCtxState(currentCtx, groupCtx);
+ this.ctx = groupCtx;
+ this.setGState([['BM', 'source-over'], ['ca', 1], ['CA', 1]]);
+ this.groupStack.push(currentCtx);
+ this.groupLevel++;
},
+ suspendSMaskGroup: function CanvasGraphics_endSMaskGroup() {
+ var groupCtx = this.ctx;
+ this.groupLevel--;
+ this.ctx = this.groupStack.pop();
+ composeSMask(this.ctx, this.current.activeSMask, groupCtx, this.webGLContext);
+ this.ctx.restore();
+ this.ctx.save();
+ copyCtxState(groupCtx, this.ctx);
+ this.current.resumeSMaskCtx = groupCtx;
- stroke: function SVGGraphics_stroke() {
- var current = this.current;
- current.element.setAttributeNS(null, 'stroke', current.strokeColor);
- current.element.setAttributeNS(null, 'fill', 'none');
+ var deltaTransform = _util.Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
+
+ this.ctx.transform.apply(this.ctx, deltaTransform);
+ groupCtx.save();
+ groupCtx.setTransform(1, 0, 0, 1, 0, 0);
+ groupCtx.clearRect(0, 0, groupCtx.canvas.width, groupCtx.canvas.height);
+ groupCtx.restore();
},
-
- eoFill: function SVGGraphics_eoFill() {
- var current = this.current;
- current.element.setAttributeNS(null, 'fill', current.fillColor);
- current.element.setAttributeNS(null, 'fill-rule', 'evenodd');
+ resumeSMaskGroup: function CanvasGraphics_endSMaskGroup() {
+ var groupCtx = this.current.resumeSMaskCtx;
+ var currentCtx = this.ctx;
+ this.ctx = groupCtx;
+ this.groupStack.push(currentCtx);
+ this.groupLevel++;
},
+ endSMaskGroup: function CanvasGraphics_endSMaskGroup() {
+ var groupCtx = this.ctx;
+ this.groupLevel--;
+ this.ctx = this.groupStack.pop();
+ composeSMask(this.ctx, this.current.activeSMask, groupCtx, this.webGLContext);
+ this.ctx.restore();
+ copyCtxState(groupCtx, this.ctx);
- fillStroke: function SVGGraphics_fillStroke() {
- // Order is important since stroke wants fill to be none.
- // First stroke, then if fill needed, it will be overwritten.
+ var deltaTransform = _util.Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
+
+ this.ctx.transform.apply(this.ctx, deltaTransform);
+ },
+ save: function CanvasGraphics_save() {
+ this.ctx.save();
+ var old = this.current;
+ this.stateStack.push(old);
+ this.current = old.clone();
+ this.current.resumeSMaskCtx = null;
+ },
+ restore: function CanvasGraphics_restore() {
+ if (this.current.resumeSMaskCtx) {
+ this.resumeSMaskGroup();
+ }
+
+ if (this.current.activeSMask !== null && (this.stateStack.length === 0 || this.stateStack[this.stateStack.length - 1].activeSMask !== this.current.activeSMask)) {
+ this.endSMaskGroup();
+ }
+
+ if (this.stateStack.length !== 0) {
+ this.current = this.stateStack.pop();
+ this.ctx.restore();
+ this.pendingClip = null;
+ this._cachedGetSinglePixelWidth = null;
+ }
+ },
+ transform: function CanvasGraphics_transform(a, b, c, d, e, f) {
+ this.ctx.transform(a, b, c, d, e, f);
+ this._cachedGetSinglePixelWidth = null;
+ },
+ constructPath: function CanvasGraphics_constructPath(ops, args) {
+ var ctx = this.ctx;
+ var current = this.current;
+ var x = current.x,
+ y = current.y;
+
+ for (var i = 0, j = 0, ii = ops.length; i < ii; i++) {
+ switch (ops[i] | 0) {
+ case _util.OPS.rectangle:
+ x = args[j++];
+ y = args[j++];
+ var width = args[j++];
+ var height = args[j++];
+
+ if (width === 0) {
+ width = this.getSinglePixelWidth();
+ }
+
+ if (height === 0) {
+ height = this.getSinglePixelWidth();
+ }
+
+ var xw = x + width;
+ var yh = y + height;
+ this.ctx.moveTo(x, y);
+ this.ctx.lineTo(xw, y);
+ this.ctx.lineTo(xw, yh);
+ this.ctx.lineTo(x, yh);
+ this.ctx.lineTo(x, y);
+ this.ctx.closePath();
+ break;
+
+ case _util.OPS.moveTo:
+ x = args[j++];
+ y = args[j++];
+ ctx.moveTo(x, y);
+ break;
+
+ case _util.OPS.lineTo:
+ x = args[j++];
+ y = args[j++];
+ ctx.lineTo(x, y);
+ break;
+
+ case _util.OPS.curveTo:
+ x = args[j + 4];
+ y = args[j + 5];
+ ctx.bezierCurveTo(args[j], args[j + 1], args[j + 2], args[j + 3], x, y);
+ j += 6;
+ break;
+
+ case _util.OPS.curveTo2:
+ ctx.bezierCurveTo(x, y, args[j], args[j + 1], args[j + 2], args[j + 3]);
+ x = args[j + 2];
+ y = args[j + 3];
+ j += 4;
+ break;
+
+ case _util.OPS.curveTo3:
+ x = args[j + 2];
+ y = args[j + 3];
+ ctx.bezierCurveTo(args[j], args[j + 1], x, y, x, y);
+ j += 4;
+ break;
+
+ case _util.OPS.closePath:
+ ctx.closePath();
+ break;
+ }
+ }
+
+ current.setCurrentPoint(x, y);
+ },
+ closePath: function CanvasGraphics_closePath() {
+ this.ctx.closePath();
+ },
+ stroke: function CanvasGraphics_stroke(consumePath) {
+ consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
+ var ctx = this.ctx;
+ var strokeColor = this.current.strokeColor;
+ ctx.lineWidth = Math.max(this.getSinglePixelWidth() * MIN_WIDTH_FACTOR, this.current.lineWidth);
+ ctx.globalAlpha = this.current.strokeAlpha;
+
+ if (strokeColor && strokeColor.hasOwnProperty('type') && strokeColor.type === 'Pattern') {
+ ctx.save();
+ ctx.strokeStyle = strokeColor.getPattern(ctx, this);
+ ctx.stroke();
+ ctx.restore();
+ } else {
+ ctx.stroke();
+ }
+
+ if (consumePath) {
+ this.consumePath();
+ }
+
+ ctx.globalAlpha = this.current.fillAlpha;
+ },
+ closeStroke: function CanvasGraphics_closeStroke() {
+ this.closePath();
this.stroke();
+ },
+ fill: function CanvasGraphics_fill(consumePath) {
+ consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
+ var ctx = this.ctx;
+ var fillColor = this.current.fillColor;
+ var isPatternFill = this.current.patternFill;
+ var needRestore = false;
+
+ if (isPatternFill) {
+ ctx.save();
+
+ if (this.baseTransform) {
+ ctx.setTransform.apply(ctx, this.baseTransform);
+ }
+
+ ctx.fillStyle = fillColor.getPattern(ctx, this);
+ needRestore = true;
+ }
+
+ if (this.pendingEOFill) {
+ ctx.fill('evenodd');
+ this.pendingEOFill = false;
+ } else {
+ ctx.fill();
+ }
+
+ if (needRestore) {
+ ctx.restore();
+ }
+
+ if (consumePath) {
+ this.consumePath();
+ }
+ },
+ eoFill: function CanvasGraphics_eoFill() {
+ this.pendingEOFill = true;
this.fill();
},
-
- eoFillStroke: function SVGGraphics_eoFillStroke() {
- this.current.element.setAttributeNS(null, 'fill-rule', 'evenodd');
+ fillStroke: function CanvasGraphics_fillStroke() {
+ this.fill(false);
+ this.stroke(false);
+ this.consumePath();
+ },
+ eoFillStroke: function CanvasGraphics_eoFillStroke() {
+ this.pendingEOFill = true;
this.fillStroke();
},
-
- closeStroke: function SVGGraphics_closeStroke() {
- this.closePath();
- this.stroke();
- },
-
- closeFillStroke: function SVGGraphics_closeFillStroke() {
+ closeFillStroke: function CanvasGraphics_closeFillStroke() {
this.closePath();
this.fillStroke();
},
-
- paintSolidColorImageMask:
- function SVGGraphics_paintSolidColorImageMask() {
- var current = this.current;
- var rect = document.createElementNS(NS, 'svg:rect');
- rect.setAttributeNS(null, 'x', '0');
- rect.setAttributeNS(null, 'y', '0');
- rect.setAttributeNS(null, 'width', '1px');
- rect.setAttributeNS(null, 'height', '1px');
- rect.setAttributeNS(null, 'fill', current.fillColor);
- this.tgrp.appendChild(rect);
+ closeEOFillStroke: function CanvasGraphics_closeEOFillStroke() {
+ this.pendingEOFill = true;
+ this.closePath();
+ this.fillStroke();
},
-
- paintJpegXObject: function SVGGraphics_paintJpegXObject(objId, w, h) {
- var current = this.current;
- var imgObj = this.objs.get(objId);
- var imgEl = document.createElementNS(NS, 'svg:image');
- imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgObj.src);
- imgEl.setAttributeNS(null, 'width', imgObj.width + 'px');
- imgEl.setAttributeNS(null, 'height', imgObj.height + 'px');
- imgEl.setAttributeNS(null, 'x', '0');
- imgEl.setAttributeNS(null, 'y', pf(-h));
- imgEl.setAttributeNS(null, 'transform',
- 'scale(' + pf(1 / w) + ' ' + pf(-1 / h) + ')');
-
- this.tgrp.appendChild(imgEl);
- if (current.pendingClip) {
- this.cgrp.appendChild(this.tgrp);
- this.pgrp.appendChild(this.cgrp);
- } else {
- this.pgrp.appendChild(this.tgrp);
- }
+ endPath: function CanvasGraphics_endPath() {
+ this.consumePath();
},
+ clip: function CanvasGraphics_clip() {
+ this.pendingClip = NORMAL_CLIP;
+ },
+ eoClip: function CanvasGraphics_eoClip() {
+ this.pendingClip = EO_CLIP;
+ },
+ beginText: function CanvasGraphics_beginText() {
+ this.current.textMatrix = _util.IDENTITY_MATRIX;
+ this.current.textMatrixScale = 1;
+ this.current.x = this.current.lineX = 0;
+ this.current.y = this.current.lineY = 0;
+ },
+ endText: function CanvasGraphics_endText() {
+ var paths = this.pendingTextPaths;
+ var ctx = this.ctx;
- paintImageXObject: function SVGGraphics_paintImageXObject(objId) {
- var imgData = this.objs.get(objId);
- if (!imgData) {
- warn('Dependent image isn\'t ready yet');
+ if (paths === undefined) {
+ ctx.beginPath();
return;
}
- this.paintInlineImageXObject(imgData);
- },
- paintInlineImageXObject:
- function SVGGraphics_paintInlineImageXObject(imgData, mask) {
- var current = this.current;
- var width = imgData.width;
- var height = imgData.height;
+ ctx.save();
+ ctx.beginPath();
- var imgSrc = convertImgDataToPng(imgData);
- var cliprect = document.createElementNS(NS, 'svg:rect');
- cliprect.setAttributeNS(null, 'x', '0');
- cliprect.setAttributeNS(null, 'y', '0');
- cliprect.setAttributeNS(null, 'width', pf(width));
- cliprect.setAttributeNS(null, 'height', pf(height));
- current.element = cliprect;
- this.clip('nonzero');
- var imgEl = document.createElementNS(NS, 'svg:image');
- imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgSrc);
- imgEl.setAttributeNS(null, 'x', '0');
- imgEl.setAttributeNS(null, 'y', pf(-height));
- imgEl.setAttributeNS(null, 'width', pf(width) + 'px');
- imgEl.setAttributeNS(null, 'height', pf(height) + 'px');
- imgEl.setAttributeNS(null, 'transform',
- 'scale(' + pf(1 / width) + ' ' +
- pf(-1 / height) + ')');
- if (mask) {
- mask.appendChild(imgEl);
- } else {
- this.tgrp.appendChild(imgEl);
+ for (var i = 0; i < paths.length; i++) {
+ var path = paths[i];
+ ctx.setTransform.apply(ctx, path.transform);
+ ctx.translate(path.x, path.y);
+ path.addToPath(ctx, path.fontSize);
}
- if (current.pendingClip) {
- this.cgrp.appendChild(this.tgrp);
- this.pgrp.appendChild(this.cgrp);
+
+ ctx.restore();
+ ctx.clip();
+ ctx.beginPath();
+ delete this.pendingTextPaths;
+ },
+ setCharSpacing: function CanvasGraphics_setCharSpacing(spacing) {
+ this.current.charSpacing = spacing;
+ },
+ setWordSpacing: function CanvasGraphics_setWordSpacing(spacing) {
+ this.current.wordSpacing = spacing;
+ },
+ setHScale: function CanvasGraphics_setHScale(scale) {
+ this.current.textHScale = scale / 100;
+ },
+ setLeading: function CanvasGraphics_setLeading(leading) {
+ this.current.leading = -leading;
+ },
+ setFont: function CanvasGraphics_setFont(fontRefName, size) {
+ var fontObj = this.commonObjs.get(fontRefName);
+ var current = this.current;
+
+ if (!fontObj) {
+ throw new Error("Can't find font for ".concat(fontRefName));
+ }
+
+ current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : _util.FONT_IDENTITY_MATRIX;
+
+ if (current.fontMatrix[0] === 0 || current.fontMatrix[3] === 0) {
+ (0, _util.warn)('Invalid font matrix for font ' + fontRefName);
+ }
+
+ if (size < 0) {
+ size = -size;
+ current.fontDirection = -1;
} else {
- this.pgrp.appendChild(this.tgrp);
+ current.fontDirection = 1;
+ }
+
+ this.current.font = fontObj;
+ this.current.fontSize = size;
+
+ if (fontObj.isType3Font) {
+ return;
+ }
+
+ var name = fontObj.loadedName || 'sans-serif';
+ var bold = fontObj.black ? '900' : fontObj.bold ? 'bold' : 'normal';
+ var italic = fontObj.italic ? 'italic' : 'normal';
+ var typeface = "\"".concat(name, "\", ").concat(fontObj.fallbackName);
+ var browserFontSize = size < MIN_FONT_SIZE ? MIN_FONT_SIZE : size > MAX_FONT_SIZE ? MAX_FONT_SIZE : size;
+ this.current.fontSizeScale = size / browserFontSize;
+ this.ctx.font = "".concat(italic, " ").concat(bold, " ").concat(browserFontSize, "px ").concat(typeface);
+ },
+ setTextRenderingMode: function CanvasGraphics_setTextRenderingMode(mode) {
+ this.current.textRenderingMode = mode;
+ },
+ setTextRise: function CanvasGraphics_setTextRise(rise) {
+ this.current.textRise = rise;
+ },
+ moveText: function CanvasGraphics_moveText(x, y) {
+ this.current.x = this.current.lineX += x;
+ this.current.y = this.current.lineY += y;
+ },
+ setLeadingMoveText: function CanvasGraphics_setLeadingMoveText(x, y) {
+ this.setLeading(-y);
+ this.moveText(x, y);
+ },
+ setTextMatrix: function CanvasGraphics_setTextMatrix(a, b, c, d, e, f) {
+ this.current.textMatrix = [a, b, c, d, e, f];
+ this.current.textMatrixScale = Math.sqrt(a * a + b * b);
+ this.current.x = this.current.lineX = 0;
+ this.current.y = this.current.lineY = 0;
+ },
+ nextLine: function CanvasGraphics_nextLine() {
+ this.moveText(0, this.current.leading);
+ },
+ paintChar: function paintChar(character, x, y, patternTransform) {
+ var ctx = this.ctx;
+ var current = this.current;
+ var font = current.font;
+ var textRenderingMode = current.textRenderingMode;
+ var fontSize = current.fontSize / current.fontSizeScale;
+ var fillStrokeMode = textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK;
+ var isAddToPathSet = !!(textRenderingMode & _util.TextRenderingMode.ADD_TO_PATH_FLAG);
+ var patternFill = current.patternFill && font.data;
+ var addToPath;
+
+ if (font.disableFontFace || isAddToPathSet || patternFill) {
+ addToPath = font.getPathGenerator(this.commonObjs, character);
+ }
+
+ if (font.disableFontFace || patternFill) {
+ ctx.save();
+ ctx.translate(x, y);
+ ctx.beginPath();
+ addToPath(ctx, fontSize);
+
+ if (patternTransform) {
+ ctx.setTransform.apply(ctx, patternTransform);
+ }
+
+ if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
+ ctx.fill();
+ }
+
+ if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
+ ctx.stroke();
+ }
+
+ ctx.restore();
+ } else {
+ if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
+ ctx.fillText(character, x, y);
+ }
+
+ if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
+ ctx.strokeText(character, x, y);
+ }
+ }
+
+ if (isAddToPathSet) {
+ var paths = this.pendingTextPaths || (this.pendingTextPaths = []);
+ paths.push({
+ transform: ctx.mozCurrentTransform,
+ x: x,
+ y: y,
+ fontSize: fontSize,
+ addToPath: addToPath
+ });
}
},
- paintImageMaskXObject:
- function SVGGraphics_paintImageMaskXObject(imgData) {
- var current = this.current;
- var width = imgData.width;
- var height = imgData.height;
- var fillColor = current.fillColor;
+ get isFontSubpixelAAEnabled() {
+ var ctx = this.canvasFactory.create(10, 10).context;
+ ctx.scale(1.5, 1);
+ ctx.fillText('I', 0, 10);
+ var data = ctx.getImageData(0, 0, 10, 10).data;
+ var enabled = false;
- current.maskId = 'mask' + maskCount++;
- var mask = document.createElementNS(NS, 'svg:mask');
- mask.setAttributeNS(null, 'id', current.maskId);
+ for (var i = 3; i < data.length; i += 4) {
+ if (data[i] > 0 && data[i] < 255) {
+ enabled = true;
+ break;
+ }
+ }
- var rect = document.createElementNS(NS, 'svg:rect');
- rect.setAttributeNS(null, 'x', '0');
- rect.setAttributeNS(null, 'y', '0');
- rect.setAttributeNS(null, 'width', pf(width));
- rect.setAttributeNS(null, 'height', pf(height));
- rect.setAttributeNS(null, 'fill', fillColor);
- rect.setAttributeNS(null, 'mask', 'url(#' + current.maskId +')');
- this.defs.appendChild(mask);
- this.tgrp.appendChild(rect);
-
- this.paintInlineImageXObject(imgData, mask);
+ return (0, _util.shadow)(this, 'isFontSubpixelAAEnabled', enabled);
},
- paintFormXObjectBegin:
- function SVGGraphics_paintFormXObjectBegin(matrix, bbox) {
+ showText: function CanvasGraphics_showText(glyphs) {
+ var current = this.current;
+ var font = current.font;
+
+ if (font.isType3Font) {
+ return this.showType3Text(glyphs);
+ }
+
+ var fontSize = current.fontSize;
+
+ if (fontSize === 0) {
+ return;
+ }
+
+ var ctx = this.ctx;
+ var fontSizeScale = current.fontSizeScale;
+ var charSpacing = current.charSpacing;
+ var wordSpacing = current.wordSpacing;
+ var fontDirection = current.fontDirection;
+ var textHScale = current.textHScale * fontDirection;
+ var glyphsLength = glyphs.length;
+ var vertical = font.vertical;
+ var spacingDir = vertical ? 1 : -1;
+ var defaultVMetrics = font.defaultVMetrics;
+ var widthAdvanceScale = fontSize * current.fontMatrix[0];
+ var simpleFillText = current.textRenderingMode === _util.TextRenderingMode.FILL && !font.disableFontFace && !current.patternFill;
+ ctx.save();
+ var patternTransform;
+
+ if (current.patternFill) {
+ ctx.save();
+ var pattern = current.fillColor.getPattern(ctx, this);
+ patternTransform = ctx.mozCurrentTransform;
+ ctx.restore();
+ ctx.fillStyle = pattern;
+ }
+
+ ctx.transform.apply(ctx, current.textMatrix);
+ ctx.translate(current.x, current.y + current.textRise);
+
+ if (fontDirection > 0) {
+ ctx.scale(textHScale, -1);
+ } else {
+ ctx.scale(textHScale, 1);
+ }
+
+ var lineWidth = current.lineWidth;
+ var scale = current.textMatrixScale;
+
+ if (scale === 0 || lineWidth === 0) {
+ var fillStrokeMode = current.textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK;
+
+ if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
+ this._cachedGetSinglePixelWidth = null;
+ lineWidth = this.getSinglePixelWidth() * MIN_WIDTH_FACTOR;
+ }
+ } else {
+ lineWidth /= scale;
+ }
+
+ if (fontSizeScale !== 1.0) {
+ ctx.scale(fontSizeScale, fontSizeScale);
+ lineWidth /= fontSizeScale;
+ }
+
+ ctx.lineWidth = lineWidth;
+ var x = 0,
+ i;
+
+ for (i = 0; i < glyphsLength; ++i) {
+ var glyph = glyphs[i];
+
+ if ((0, _util.isNum)(glyph)) {
+ x += spacingDir * glyph * fontSize / 1000;
+ continue;
+ }
+
+ var restoreNeeded = false;
+ var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
+ var character = glyph.fontChar;
+ var accent = glyph.accent;
+ var scaledX, scaledY, scaledAccentX, scaledAccentY;
+ var width = glyph.width;
+
+ if (vertical) {
+ var vmetric, vx, vy;
+ vmetric = glyph.vmetric || defaultVMetrics;
+ vx = glyph.vmetric ? vmetric[1] : width * 0.5;
+ vx = -vx * widthAdvanceScale;
+ vy = vmetric[2] * widthAdvanceScale;
+ width = vmetric ? -vmetric[0] : width;
+ scaledX = vx / fontSizeScale;
+ scaledY = (x + vy) / fontSizeScale;
+ } else {
+ scaledX = x / fontSizeScale;
+ scaledY = 0;
+ }
+
+ if (font.remeasure && width > 0) {
+ var measuredWidth = ctx.measureText(character).width * 1000 / fontSize * fontSizeScale;
+
+ if (width < measuredWidth && this.isFontSubpixelAAEnabled) {
+ var characterScaleX = width / measuredWidth;
+ restoreNeeded = true;
+ ctx.save();
+ ctx.scale(characterScaleX, 1);
+ scaledX /= characterScaleX;
+ } else if (width !== measuredWidth) {
+ scaledX += (width - measuredWidth) / 2000 * fontSize / fontSizeScale;
+ }
+ }
+
+ if (glyph.isInFont || font.missingFile) {
+ if (simpleFillText && !accent) {
+ ctx.fillText(character, scaledX, scaledY);
+ } else {
+ this.paintChar(character, scaledX, scaledY, patternTransform);
+
+ if (accent) {
+ scaledAccentX = scaledX + accent.offset.x / fontSizeScale;
+ scaledAccentY = scaledY - accent.offset.y / fontSizeScale;
+ this.paintChar(accent.fontChar, scaledAccentX, scaledAccentY, patternTransform);
+ }
+ }
+ }
+
+ var charWidth = width * widthAdvanceScale + spacing * fontDirection;
+ x += charWidth;
+
+ if (restoreNeeded) {
+ ctx.restore();
+ }
+ }
+
+ if (vertical) {
+ current.y -= x * textHScale;
+ } else {
+ current.x += x * textHScale;
+ }
+
+ ctx.restore();
+ },
+ showType3Text: function CanvasGraphics_showType3Text(glyphs) {
+ var ctx = this.ctx;
+ var current = this.current;
+ var font = current.font;
+ var fontSize = current.fontSize;
+ var fontDirection = current.fontDirection;
+ var spacingDir = font.vertical ? 1 : -1;
+ var charSpacing = current.charSpacing;
+ var wordSpacing = current.wordSpacing;
+ var textHScale = current.textHScale * fontDirection;
+ var fontMatrix = current.fontMatrix || _util.FONT_IDENTITY_MATRIX;
+ var glyphsLength = glyphs.length;
+ var isTextInvisible = current.textRenderingMode === _util.TextRenderingMode.INVISIBLE;
+ var i, glyph, width, spacingLength;
+
+ if (isTextInvisible || fontSize === 0) {
+ return;
+ }
+
+ this._cachedGetSinglePixelWidth = null;
+ ctx.save();
+ ctx.transform.apply(ctx, current.textMatrix);
+ ctx.translate(current.x, current.y);
+ ctx.scale(textHScale, fontDirection);
+
+ for (i = 0; i < glyphsLength; ++i) {
+ glyph = glyphs[i];
+
+ if ((0, _util.isNum)(glyph)) {
+ spacingLength = spacingDir * glyph * fontSize / 1000;
+ this.ctx.translate(spacingLength, 0);
+ current.x += spacingLength * textHScale;
+ continue;
+ }
+
+ var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
+ var operatorList = font.charProcOperatorList[glyph.operatorListId];
+
+ if (!operatorList) {
+ (0, _util.warn)("Type3 character \"".concat(glyph.operatorListId, "\" is not available."));
+ continue;
+ }
+
+ this.processingType3 = glyph;
+ this.save();
+ ctx.scale(fontSize, fontSize);
+ ctx.transform.apply(ctx, fontMatrix);
+ this.executeOperatorList(operatorList);
+ this.restore();
+
+ var transformed = _util.Util.applyTransform([glyph.width, 0], fontMatrix);
+
+ width = transformed[0] * fontSize + spacing;
+ ctx.translate(width, 0);
+ current.x += width * textHScale;
+ }
+
+ ctx.restore();
+ this.processingType3 = null;
+ },
+ setCharWidth: function CanvasGraphics_setCharWidth(xWidth, yWidth) {},
+ setCharWidthAndBounds: function CanvasGraphics_setCharWidthAndBounds(xWidth, yWidth, llx, lly, urx, ury) {
+ this.ctx.rect(llx, lly, urx - llx, ury - lly);
+ this.clip();
+ this.endPath();
+ },
+ getColorN_Pattern: function CanvasGraphics_getColorN_Pattern(IR) {
+ var _this = this;
+
+ var pattern;
+
+ if (IR[0] === 'TilingPattern') {
+ var color = IR[1];
+ var baseTransform = this.baseTransform || this.ctx.mozCurrentTransform.slice();
+ var canvasGraphicsFactory = {
+ createCanvasGraphics: function createCanvasGraphics(ctx) {
+ return new CanvasGraphics(ctx, _this.commonObjs, _this.objs, _this.canvasFactory, _this.webGLContext);
+ }
+ };
+ pattern = new _pattern_helper.TilingPattern(IR, color, this.ctx, canvasGraphicsFactory, baseTransform);
+ } else {
+ pattern = (0, _pattern_helper.getShadingPatternFromIR)(IR);
+ }
+
+ return pattern;
+ },
+ setStrokeColorN: function CanvasGraphics_setStrokeColorN() {
+ this.current.strokeColor = this.getColorN_Pattern(arguments);
+ },
+ setFillColorN: function CanvasGraphics_setFillColorN() {
+ this.current.fillColor = this.getColorN_Pattern(arguments);
+ this.current.patternFill = true;
+ },
+ setStrokeRGBColor: function CanvasGraphics_setStrokeRGBColor(r, g, b) {
+ var color = _util.Util.makeCssRgb(r, g, b);
+
+ this.ctx.strokeStyle = color;
+ this.current.strokeColor = color;
+ },
+ setFillRGBColor: function CanvasGraphics_setFillRGBColor(r, g, b) {
+ var color = _util.Util.makeCssRgb(r, g, b);
+
+ this.ctx.fillStyle = color;
+ this.current.fillColor = color;
+ this.current.patternFill = false;
+ },
+ shadingFill: function CanvasGraphics_shadingFill(patternIR) {
+ var ctx = this.ctx;
this.save();
+ var pattern = (0, _pattern_helper.getShadingPatternFromIR)(patternIR);
+ ctx.fillStyle = pattern.getPattern(ctx, this, true);
+ var inv = ctx.mozCurrentTransformInverse;
- if (isArray(matrix) && matrix.length === 6) {
- this.transform(matrix[0], matrix[1], matrix[2],
- matrix[3], matrix[4], matrix[5]);
+ if (inv) {
+ var canvas = ctx.canvas;
+ var width = canvas.width;
+ var height = canvas.height;
+
+ var bl = _util.Util.applyTransform([0, 0], inv);
+
+ var br = _util.Util.applyTransform([0, height], inv);
+
+ var ul = _util.Util.applyTransform([width, 0], inv);
+
+ var ur = _util.Util.applyTransform([width, height], inv);
+
+ var x0 = Math.min(bl[0], br[0], ul[0], ur[0]);
+ var y0 = Math.min(bl[1], br[1], ul[1], ur[1]);
+ var x1 = Math.max(bl[0], br[0], ul[0], ur[0]);
+ var y1 = Math.max(bl[1], br[1], ul[1], ur[1]);
+ this.ctx.fillRect(x0, y0, x1 - x0, y1 - y0);
+ } else {
+ this.ctx.fillRect(-1e10, -1e10, 2e10, 2e10);
}
- if (isArray(bbox) && bbox.length === 4) {
+ this.restore();
+ },
+ beginInlineImage: function CanvasGraphics_beginInlineImage() {
+ (0, _util.unreachable)('Should not call beginInlineImage');
+ },
+ beginImageData: function CanvasGraphics_beginImageData() {
+ (0, _util.unreachable)('Should not call beginImageData');
+ },
+ paintFormXObjectBegin: function CanvasGraphics_paintFormXObjectBegin(matrix, bbox) {
+ this.save();
+ this.baseTransformStack.push(this.baseTransform);
+
+ if (Array.isArray(matrix) && matrix.length === 6) {
+ this.transform.apply(this, matrix);
+ }
+
+ this.baseTransform = this.ctx.mozCurrentTransform;
+
+ if (bbox) {
var width = bbox[2] - bbox[0];
var height = bbox[3] - bbox[1];
-
- var cliprect = document.createElementNS(NS, 'svg:rect');
- cliprect.setAttributeNS(null, 'x', bbox[0]);
- cliprect.setAttributeNS(null, 'y', bbox[1]);
- cliprect.setAttributeNS(null, 'width', pf(width));
- cliprect.setAttributeNS(null, 'height', pf(height));
- this.current.element = cliprect;
- this.clip('nonzero');
+ this.ctx.rect(bbox[0], bbox[1], width, height);
+ this.clip();
this.endPath();
}
},
-
- paintFormXObjectEnd:
- function SVGGraphics_paintFormXObjectEnd() {
+ paintFormXObjectEnd: function CanvasGraphics_paintFormXObjectEnd() {
this.restore();
- }
- };
- return SVGGraphics;
-})();
+ this.baseTransform = this.baseTransformStack.pop();
+ },
+ beginGroup: function CanvasGraphics_beginGroup(group) {
+ this.save();
+ var currentCtx = this.ctx;
-PDFJS.SVGGraphics = SVGGraphics;
+ if (!group.isolated) {
+ (0, _util.info)('TODO: Support non-isolated groups.');
+ }
-exports.SVGGraphics = SVGGraphics;
-}));
+ if (group.knockout) {
+ (0, _util.warn)('Knockout groups not supported.');
+ }
+ var currentTransform = currentCtx.mozCurrentTransform;
-(function (root, factory) {
- {
- factory((root.pdfjsDisplayTextLayer = {}), root.pdfjsSharedUtil,
- root.pdfjsDisplayDOMUtils, root.pdfjsSharedGlobal);
- }
-}(this, function (exports, sharedUtil, displayDOMUtils, sharedGlobal) {
+ if (group.matrix) {
+ currentCtx.transform.apply(currentCtx, group.matrix);
+ }
-var Util = sharedUtil.Util;
-var createPromiseCapability = sharedUtil.createPromiseCapability;
-var CustomStyle = displayDOMUtils.CustomStyle;
-var PDFJS = sharedGlobal.PDFJS;
+ if (!group.bbox) {
+ throw new Error('Bounding box is required.');
+ }
-/**
- * Text layer render parameters.
- *
- * @typedef {Object} TextLayerRenderParameters
- * @property {TextContent} textContent - Text content to render (the object is
- * returned by the page's getTextContent() method).
- * @property {HTMLElement} container - HTML element that will contain text runs.
- * @property {PDFJS.PageViewport} viewport - The target viewport to properly
- * layout the text runs.
- * @property {Array} textDivs - (optional) HTML elements that are correspond
- * the text items of the textContent input. This is output and shall be
- * initially be set to empty array.
- * @property {number} timeout - (optional) Delay in milliseconds before
- * rendering of the text runs occurs.
- */
-var renderTextLayer = (function renderTextLayerClosure() {
- var MAX_TEXT_DIVS_TO_RENDER = 100000;
+ var bounds = _util.Util.getAxialAlignedBoundingBox(group.bbox, currentCtx.mozCurrentTransform);
- var NonWhitespaceRegexp = /\S/;
+ var canvasBounds = [0, 0, currentCtx.canvas.width, currentCtx.canvas.height];
+ bounds = _util.Util.intersect(bounds, canvasBounds) || [0, 0, 0, 0];
+ var offsetX = Math.floor(bounds[0]);
+ var offsetY = Math.floor(bounds[1]);
+ var drawnWidth = Math.max(Math.ceil(bounds[2]) - offsetX, 1);
+ var drawnHeight = Math.max(Math.ceil(bounds[3]) - offsetY, 1);
+ var scaleX = 1,
+ scaleY = 1;
- function isAllWhitespace(str) {
- return !NonWhitespaceRegexp.test(str);
- }
+ if (drawnWidth > MAX_GROUP_SIZE) {
+ scaleX = drawnWidth / MAX_GROUP_SIZE;
+ drawnWidth = MAX_GROUP_SIZE;
+ }
- function appendText(textDivs, viewport, geom, styles) {
- var style = styles[geom.fontName];
- var textDiv = document.createElement('div');
- textDivs.push(textDiv);
- if (isAllWhitespace(geom.str)) {
- textDiv.dataset.isWhitespace = true;
- return;
- }
- var tx = Util.transform(viewport.transform, geom.transform);
- var angle = Math.atan2(tx[1], tx[0]);
- if (style.vertical) {
- angle += Math.PI / 2;
- }
- var fontHeight = Math.sqrt((tx[2] * tx[2]) + (tx[3] * tx[3]));
- var fontAscent = fontHeight;
- if (style.ascent) {
- fontAscent = style.ascent * fontAscent;
- } else if (style.descent) {
- fontAscent = (1 + style.descent) * fontAscent;
- }
+ if (drawnHeight > MAX_GROUP_SIZE) {
+ scaleY = drawnHeight / MAX_GROUP_SIZE;
+ drawnHeight = MAX_GROUP_SIZE;
+ }
- var left;
- var top;
- if (angle === 0) {
- left = tx[4];
- top = tx[5] - fontAscent;
- } else {
- left = tx[4] + (fontAscent * Math.sin(angle));
- top = tx[5] - (fontAscent * Math.cos(angle));
- }
- textDiv.style.left = left + 'px';
- textDiv.style.top = top + 'px';
- textDiv.style.fontSize = fontHeight + 'px';
- textDiv.style.fontFamily = style.fontFamily;
+ var cacheId = 'groupAt' + this.groupLevel;
- textDiv.textContent = geom.str;
- // |fontName| is only used by the Font Inspector. This test will succeed
- // when e.g. the Font Inspector is off but the Stepper is on, but it's
- // not worth the effort to do a more accurate test.
- if (PDFJS.pdfBug) {
- textDiv.dataset.fontName = geom.fontName;
- }
- // Storing into dataset will convert number into string.
- if (angle !== 0) {
- textDiv.dataset.angle = angle * (180 / Math.PI);
- }
- // We don't bother scaling single-char text divs, because it has very
- // little effect on text highlighting. This makes scrolling on docs with
- // lots of such divs a lot faster.
- if (geom.str.length > 1) {
- if (style.vertical) {
- textDiv.dataset.canvasWidth = geom.height * viewport.scale;
+ if (group.smask) {
+ cacheId += '_smask_' + this.smaskCounter++ % 2;
+ }
+
+ var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
+ var groupCtx = scratchCanvas.context;
+ groupCtx.scale(1 / scaleX, 1 / scaleY);
+ groupCtx.translate(-offsetX, -offsetY);
+ groupCtx.transform.apply(groupCtx, currentTransform);
+
+ if (group.smask) {
+ this.smaskStack.push({
+ canvas: scratchCanvas.canvas,
+ context: groupCtx,
+ offsetX: offsetX,
+ offsetY: offsetY,
+ scaleX: scaleX,
+ scaleY: scaleY,
+ subtype: group.smask.subtype,
+ backdrop: group.smask.backdrop,
+ transferMap: group.smask.transferMap || null,
+ startTransformInverse: null
+ });
} else {
- textDiv.dataset.canvasWidth = geom.width * viewport.scale;
- }
- }
- }
-
- function render(task) {
- if (task._canceled) {
- return;
- }
- var textLayerFrag = task._container;
- var textDivs = task._textDivs;
- var capability = task._capability;
- var textDivsLength = textDivs.length;
-
- // No point in rendering many divs as it would make the browser
- // unusable even after the divs are rendered.
- if (textDivsLength > MAX_TEXT_DIVS_TO_RENDER) {
- capability.resolve();
- return;
- }
-
- var canvas = document.createElement('canvas');
- canvas.mozOpaque = true;
- var ctx = canvas.getContext('2d', {alpha: false});
-
- var lastFontSize;
- var lastFontFamily;
- for (var i = 0; i < textDivsLength; i++) {
- var textDiv = textDivs[i];
- if (textDiv.dataset.isWhitespace !== undefined) {
- continue;
+ currentCtx.setTransform(1, 0, 0, 1, 0, 0);
+ currentCtx.translate(offsetX, offsetY);
+ currentCtx.scale(scaleX, scaleY);
}
- var fontSize = textDiv.style.fontSize;
- var fontFamily = textDiv.style.fontFamily;
+ copyCtxState(currentCtx, groupCtx);
+ this.ctx = groupCtx;
+ this.setGState([['BM', 'source-over'], ['ca', 1], ['CA', 1]]);
+ this.groupStack.push(currentCtx);
+ this.groupLevel++;
+ this.current.activeSMask = null;
+ },
+ endGroup: function CanvasGraphics_endGroup(group) {
+ this.groupLevel--;
+ var groupCtx = this.ctx;
+ this.ctx = this.groupStack.pop();
- // Only build font string and set to context if different from last.
- if (fontSize !== lastFontSize || fontFamily !== lastFontFamily) {
- ctx.font = fontSize + ' ' + fontFamily;
- lastFontSize = fontSize;
- lastFontFamily = fontFamily;
+ if (this.ctx.imageSmoothingEnabled !== undefined) {
+ this.ctx.imageSmoothingEnabled = false;
+ } else {
+ this.ctx.mozImageSmoothingEnabled = false;
}
- var width = ctx.measureText(textDiv.textContent).width;
- if (width > 0) {
- textLayerFrag.appendChild(textDiv);
- var transform;
- if (textDiv.dataset.canvasWidth !== undefined) {
- // Dataset values come of type string.
- var textScale = textDiv.dataset.canvasWidth / width;
- transform = 'scaleX(' + textScale + ')';
+ if (group.smask) {
+ this.tempSMask = this.smaskStack.pop();
+ } else {
+ this.ctx.drawImage(groupCtx.canvas, 0, 0);
+ }
+
+ this.restore();
+ },
+ beginAnnotations: function CanvasGraphics_beginAnnotations() {
+ this.save();
+
+ if (this.baseTransform) {
+ this.ctx.setTransform.apply(this.ctx, this.baseTransform);
+ }
+ },
+ endAnnotations: function CanvasGraphics_endAnnotations() {
+ this.restore();
+ },
+ beginAnnotation: function CanvasGraphics_beginAnnotation(rect, transform, matrix) {
+ this.save();
+ resetCtxToDefault(this.ctx);
+ this.current = new CanvasExtraState();
+
+ if (Array.isArray(rect) && rect.length === 4) {
+ var width = rect[2] - rect[0];
+ var height = rect[3] - rect[1];
+ this.ctx.rect(rect[0], rect[1], width, height);
+ this.clip();
+ this.endPath();
+ }
+
+ this.transform.apply(this, transform);
+ this.transform.apply(this, matrix);
+ },
+ endAnnotation: function CanvasGraphics_endAnnotation() {
+ this.restore();
+ },
+ paintJpegXObject: function CanvasGraphics_paintJpegXObject(objId, w, h) {
+ var domImage = this.objs.get(objId);
+
+ if (!domImage) {
+ (0, _util.warn)('Dependent image isn\'t ready yet');
+ return;
+ }
+
+ this.save();
+ var ctx = this.ctx;
+ ctx.scale(1 / w, -1 / h);
+ ctx.drawImage(domImage, 0, 0, domImage.width, domImage.height, 0, -h, w, h);
+
+ if (this.imageLayer) {
+ var currentTransform = ctx.mozCurrentTransformInverse;
+ var position = this.getCanvasPosition(0, 0);
+ this.imageLayer.appendImage({
+ objId: objId,
+ left: position[0],
+ top: position[1],
+ width: w / currentTransform[0],
+ height: h / currentTransform[3]
+ });
+ }
+
+ this.restore();
+ },
+ paintImageMaskXObject: function CanvasGraphics_paintImageMaskXObject(img) {
+ var ctx = this.ctx;
+ var width = img.width,
+ height = img.height;
+ var fillColor = this.current.fillColor;
+ var isPatternFill = this.current.patternFill;
+ var glyph = this.processingType3;
+
+ if (COMPILE_TYPE3_GLYPHS && glyph && glyph.compiled === undefined) {
+ if (width <= MAX_SIZE_TO_COMPILE && height <= MAX_SIZE_TO_COMPILE) {
+ glyph.compiled = compileType3Glyph({
+ data: img.data,
+ width: width,
+ height: height
+ });
} else {
- transform = '';
- }
- var rotation = textDiv.dataset.angle;
- if (rotation) {
- transform = 'rotate(' + rotation + 'deg) ' + transform;
- }
- if (transform) {
- CustomStyle.setProp('transform' , textDiv, transform);
+ glyph.compiled = null;
}
}
- }
- capability.resolve();
- }
- /**
- * Text layer rendering task.
- *
- * @param {TextContent} textContent
- * @param {HTMLElement} container
- * @param {PDFJS.PageViewport} viewport
- * @param {Array} textDivs
- * @private
- */
- function TextLayerRenderTask(textContent, container, viewport, textDivs) {
- this._textContent = textContent;
- this._container = container;
- this._viewport = viewport;
- textDivs = textDivs || [];
- this._textDivs = textDivs;
- this._canceled = false;
- this._capability = createPromiseCapability();
- this._renderTimer = null;
- }
- TextLayerRenderTask.prototype = {
- get promise() {
- return this._capability.promise;
+ if (glyph && glyph.compiled) {
+ glyph.compiled(ctx);
+ return;
+ }
+
+ var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
+ var maskCtx = maskCanvas.context;
+ maskCtx.save();
+ putBinaryImageMask(maskCtx, img);
+ maskCtx.globalCompositeOperation = 'source-in';
+ maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
+ maskCtx.fillRect(0, 0, width, height);
+ maskCtx.restore();
+ this.paintInlineImageXObject(maskCanvas.canvas);
},
+ paintImageMaskXObjectRepeat: function CanvasGraphics_paintImageMaskXObjectRepeat(imgData, scaleX, scaleY, positions) {
+ var width = imgData.width;
+ var height = imgData.height;
+ var fillColor = this.current.fillColor;
+ var isPatternFill = this.current.patternFill;
+ var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
+ var maskCtx = maskCanvas.context;
+ maskCtx.save();
+ putBinaryImageMask(maskCtx, imgData);
+ maskCtx.globalCompositeOperation = 'source-in';
+ maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
+ maskCtx.fillRect(0, 0, width, height);
+ maskCtx.restore();
+ var ctx = this.ctx;
- cancel: function TextLayer_cancel() {
- this._canceled = true;
- if (this._renderTimer !== null) {
- clearTimeout(this._renderTimer);
- this._renderTimer = null;
+ for (var i = 0, ii = positions.length; i < ii; i += 2) {
+ ctx.save();
+ ctx.transform(scaleX, 0, 0, scaleY, positions[i], positions[i + 1]);
+ ctx.scale(1, -1);
+ ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
+ ctx.restore();
}
- this._capability.reject('canceled');
},
+ paintImageMaskXObjectGroup: function CanvasGraphics_paintImageMaskXObjectGroup(images) {
+ var ctx = this.ctx;
+ var fillColor = this.current.fillColor;
+ var isPatternFill = this.current.patternFill;
- _render: function TextLayer_render(timeout) {
- var textItems = this._textContent.items;
- var styles = this._textContent.styles;
- var textDivs = this._textDivs;
- var viewport = this._viewport;
- for (var i = 0, len = textItems.length; i < len; i++) {
- appendText(textDivs, viewport, textItems[i], styles);
+ for (var i = 0, ii = images.length; i < ii; i++) {
+ var image = images[i];
+ var width = image.width,
+ height = image.height;
+ var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
+ var maskCtx = maskCanvas.context;
+ maskCtx.save();
+ putBinaryImageMask(maskCtx, image);
+ maskCtx.globalCompositeOperation = 'source-in';
+ maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
+ maskCtx.fillRect(0, 0, width, height);
+ maskCtx.restore();
+ ctx.save();
+ ctx.transform.apply(ctx, image.transform);
+ ctx.scale(1, -1);
+ ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
+ ctx.restore();
+ }
+ },
+ paintImageXObject: function CanvasGraphics_paintImageXObject(objId) {
+ var imgData = this.objs.get(objId);
+
+ if (!imgData) {
+ (0, _util.warn)('Dependent image isn\'t ready yet');
+ return;
}
- if (!timeout) { // Render right away
- render(this);
- } else { // Schedule
- var self = this;
- this._renderTimer = setTimeout(function() {
- render(self);
- self._renderTimer = null;
- }, timeout);
+ this.paintInlineImageXObject(imgData);
+ },
+ paintImageXObjectRepeat: function CanvasGraphics_paintImageXObjectRepeat(objId, scaleX, scaleY, positions) {
+ var imgData = this.objs.get(objId);
+
+ if (!imgData) {
+ (0, _util.warn)('Dependent image isn\'t ready yet');
+ return;
}
+
+ var width = imgData.width;
+ var height = imgData.height;
+ var map = [];
+
+ for (var i = 0, ii = positions.length; i < ii; i += 2) {
+ map.push({
+ transform: [scaleX, 0, 0, scaleY, positions[i], positions[i + 1]],
+ x: 0,
+ y: 0,
+ w: width,
+ h: height
+ });
+ }
+
+ this.paintInlineImageXObjectGroup(imgData, map);
+ },
+ paintInlineImageXObject: function CanvasGraphics_paintInlineImageXObject(imgData) {
+ var width = imgData.width;
+ var height = imgData.height;
+ var ctx = this.ctx;
+ this.save();
+ ctx.scale(1 / width, -1 / height);
+ var currentTransform = ctx.mozCurrentTransformInverse;
+ var a = currentTransform[0],
+ b = currentTransform[1];
+ var widthScale = Math.max(Math.sqrt(a * a + b * b), 1);
+ var c = currentTransform[2],
+ d = currentTransform[3];
+ var heightScale = Math.max(Math.sqrt(c * c + d * d), 1);
+ var imgToPaint, tmpCanvas;
+
+ if (typeof HTMLElement === 'function' && imgData instanceof HTMLElement || !imgData.data) {
+ imgToPaint = imgData;
+ } else {
+ tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', width, height);
+ var tmpCtx = tmpCanvas.context;
+ putBinaryImageData(tmpCtx, imgData);
+ imgToPaint = tmpCanvas.canvas;
+ }
+
+ var paintWidth = width,
+ paintHeight = height;
+ var tmpCanvasId = 'prescale1';
+
+ while (widthScale > 2 && paintWidth > 1 || heightScale > 2 && paintHeight > 1) {
+ var newWidth = paintWidth,
+ newHeight = paintHeight;
+
+ if (widthScale > 2 && paintWidth > 1) {
+ newWidth = Math.ceil(paintWidth / 2);
+ widthScale /= paintWidth / newWidth;
+ }
+
+ if (heightScale > 2 && paintHeight > 1) {
+ newHeight = Math.ceil(paintHeight / 2);
+ heightScale /= paintHeight / newHeight;
+ }
+
+ tmpCanvas = this.cachedCanvases.getCanvas(tmpCanvasId, newWidth, newHeight);
+ tmpCtx = tmpCanvas.context;
+ tmpCtx.clearRect(0, 0, newWidth, newHeight);
+ tmpCtx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, 0, newWidth, newHeight);
+ imgToPaint = tmpCanvas.canvas;
+ paintWidth = newWidth;
+ paintHeight = newHeight;
+ tmpCanvasId = tmpCanvasId === 'prescale1' ? 'prescale2' : 'prescale1';
+ }
+
+ ctx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, -height, width, height);
+
+ if (this.imageLayer) {
+ var position = this.getCanvasPosition(0, -height);
+ this.imageLayer.appendImage({
+ imgData: imgData,
+ left: position[0],
+ top: position[1],
+ width: width / currentTransform[0],
+ height: height / currentTransform[3]
+ });
+ }
+
+ this.restore();
+ },
+ paintInlineImageXObjectGroup: function CanvasGraphics_paintInlineImageXObjectGroup(imgData, map) {
+ var ctx = this.ctx;
+ var w = imgData.width;
+ var h = imgData.height;
+ var tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', w, h);
+ var tmpCtx = tmpCanvas.context;
+ putBinaryImageData(tmpCtx, imgData);
+
+ for (var i = 0, ii = map.length; i < ii; i++) {
+ var entry = map[i];
+ ctx.save();
+ ctx.transform.apply(ctx, entry.transform);
+ ctx.scale(1, -1);
+ ctx.drawImage(tmpCanvas.canvas, entry.x, entry.y, entry.w, entry.h, 0, -1, 1, 1);
+
+ if (this.imageLayer) {
+ var position = this.getCanvasPosition(entry.x, entry.y);
+ this.imageLayer.appendImage({
+ imgData: imgData,
+ left: position[0],
+ top: position[1],
+ width: w,
+ height: h
+ });
+ }
+
+ ctx.restore();
+ }
+ },
+ paintSolidColorImageMask: function CanvasGraphics_paintSolidColorImageMask() {
+ this.ctx.fillRect(0, 0, 1, 1);
+ },
+ paintXObject: function CanvasGraphics_paintXObject() {
+ (0, _util.warn)('Unsupported \'paintXObject\' command.');
+ },
+ markPoint: function CanvasGraphics_markPoint(tag) {},
+ markPointProps: function CanvasGraphics_markPointProps(tag, properties) {},
+ beginMarkedContent: function CanvasGraphics_beginMarkedContent(tag) {},
+ beginMarkedContentProps: function CanvasGraphics_beginMarkedContentProps(tag, properties) {},
+ endMarkedContent: function CanvasGraphics_endMarkedContent() {},
+ beginCompat: function CanvasGraphics_beginCompat() {},
+ endCompat: function CanvasGraphics_endCompat() {},
+ consumePath: function CanvasGraphics_consumePath() {
+ var ctx = this.ctx;
+
+ if (this.pendingClip) {
+ if (this.pendingClip === EO_CLIP) {
+ ctx.clip('evenodd');
+ } else {
+ ctx.clip();
+ }
+
+ this.pendingClip = null;
+ }
+
+ ctx.beginPath();
+ },
+ getSinglePixelWidth: function getSinglePixelWidth(scale) {
+ if (this._cachedGetSinglePixelWidth === null) {
+ var inverse = this.ctx.mozCurrentTransformInverse;
+ this._cachedGetSinglePixelWidth = Math.sqrt(Math.max(inverse[0] * inverse[0] + inverse[1] * inverse[1], inverse[2] * inverse[2] + inverse[3] * inverse[3]));
+ }
+
+ return this._cachedGetSinglePixelWidth;
+ },
+ getCanvasPosition: function CanvasGraphics_getCanvasPosition(x, y) {
+ var transform = this.ctx.mozCurrentTransform;
+ return [transform[0] * x + transform[2] * y + transform[4], transform[1] * x + transform[3] * y + transform[5]];
}
};
-
- /**
- * Starts rendering of the text layer.
- *
- * @param {TextLayerRenderParameters} renderParameters
- * @returns {TextLayerRenderTask}
- */
- function renderTextLayer(renderParameters) {
- var task = new TextLayerRenderTask(renderParameters.textContent,
- renderParameters.container,
- renderParameters.viewport,
- renderParameters.textDivs);
- task._render(renderParameters.timeout);
- return task;
+ for (var op in _util.OPS) {
+ CanvasGraphics.prototype[_util.OPS[op]] = CanvasGraphics.prototype[op];
}
- return renderTextLayer;
-})();
+ return CanvasGraphics;
+}();
-PDFJS.renderTextLayer = renderTextLayer;
+exports.CanvasGraphics = CanvasGraphics;
-exports.renderTextLayer = renderTextLayer;
-}));
+/***/ }),
+/* 155 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
-(function (root, factory) {
- {
- factory((root.pdfjsDisplayWebGL = {}), root.pdfjsSharedUtil);
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.getShadingPatternFromIR = getShadingPatternFromIR;
+exports.TilingPattern = void 0;
+
+var _util = __w_pdfjs_require__(1);
+
+var ShadingIRs = {};
+ShadingIRs.RadialAxial = {
+ fromIR: function RadialAxial_fromIR(raw) {
+ var type = raw[1];
+ var colorStops = raw[2];
+ var p0 = raw[3];
+ var p1 = raw[4];
+ var r0 = raw[5];
+ var r1 = raw[6];
+ return {
+ type: 'Pattern',
+ getPattern: function RadialAxial_getPattern(ctx) {
+ var grad;
+
+ if (type === 'axial') {
+ grad = ctx.createLinearGradient(p0[0], p0[1], p1[0], p1[1]);
+ } else if (type === 'radial') {
+ grad = ctx.createRadialGradient(p0[0], p0[1], r0, p1[0], p1[1], r1);
+ }
+
+ for (var i = 0, ii = colorStops.length; i < ii; ++i) {
+ var c = colorStops[i];
+ grad.addColorStop(c[0], c[1]);
+ }
+
+ return grad;
+ }
+ };
}
-}(this, function (exports, sharedUtil) {
+};
-var shadow = sharedUtil.shadow;
+var createMeshCanvas = function createMeshCanvasClosure() {
+ function drawTriangle(data, context, p1, p2, p3, c1, c2, c3) {
+ var coords = context.coords,
+ colors = context.colors;
+ var bytes = data.data,
+ rowSize = data.width * 4;
+ var tmp;
-var WebGLUtils = (function WebGLUtilsClosure() {
+ if (coords[p1 + 1] > coords[p2 + 1]) {
+ tmp = p1;
+ p1 = p2;
+ p2 = tmp;
+ tmp = c1;
+ c1 = c2;
+ c2 = tmp;
+ }
+
+ if (coords[p2 + 1] > coords[p3 + 1]) {
+ tmp = p2;
+ p2 = p3;
+ p3 = tmp;
+ tmp = c2;
+ c2 = c3;
+ c3 = tmp;
+ }
+
+ if (coords[p1 + 1] > coords[p2 + 1]) {
+ tmp = p1;
+ p1 = p2;
+ p2 = tmp;
+ tmp = c1;
+ c1 = c2;
+ c2 = tmp;
+ }
+
+ var x1 = (coords[p1] + context.offsetX) * context.scaleX;
+ var y1 = (coords[p1 + 1] + context.offsetY) * context.scaleY;
+ var x2 = (coords[p2] + context.offsetX) * context.scaleX;
+ var y2 = (coords[p2 + 1] + context.offsetY) * context.scaleY;
+ var x3 = (coords[p3] + context.offsetX) * context.scaleX;
+ var y3 = (coords[p3 + 1] + context.offsetY) * context.scaleY;
+
+ if (y1 >= y3) {
+ return;
+ }
+
+ var c1r = colors[c1],
+ c1g = colors[c1 + 1],
+ c1b = colors[c1 + 2];
+ var c2r = colors[c2],
+ c2g = colors[c2 + 1],
+ c2b = colors[c2 + 2];
+ var c3r = colors[c3],
+ c3g = colors[c3 + 1],
+ c3b = colors[c3 + 2];
+ var minY = Math.round(y1),
+ maxY = Math.round(y3);
+ var xa, car, cag, cab;
+ var xb, cbr, cbg, cbb;
+ var k;
+
+ for (var y = minY; y <= maxY; y++) {
+ if (y < y2) {
+ k = y < y1 ? 0 : y1 === y2 ? 1 : (y1 - y) / (y1 - y2);
+ xa = x1 - (x1 - x2) * k;
+ car = c1r - (c1r - c2r) * k;
+ cag = c1g - (c1g - c2g) * k;
+ cab = c1b - (c1b - c2b) * k;
+ } else {
+ k = y > y3 ? 1 : y2 === y3 ? 0 : (y2 - y) / (y2 - y3);
+ xa = x2 - (x2 - x3) * k;
+ car = c2r - (c2r - c3r) * k;
+ cag = c2g - (c2g - c3g) * k;
+ cab = c2b - (c2b - c3b) * k;
+ }
+
+ k = y < y1 ? 0 : y > y3 ? 1 : (y1 - y) / (y1 - y3);
+ xb = x1 - (x1 - x3) * k;
+ cbr = c1r - (c1r - c3r) * k;
+ cbg = c1g - (c1g - c3g) * k;
+ cbb = c1b - (c1b - c3b) * k;
+ var x1_ = Math.round(Math.min(xa, xb));
+ var x2_ = Math.round(Math.max(xa, xb));
+ var j = rowSize * y + x1_ * 4;
+
+ for (var x = x1_; x <= x2_; x++) {
+ k = (xa - x) / (xa - xb);
+ k = k < 0 ? 0 : k > 1 ? 1 : k;
+ bytes[j++] = car - (car - cbr) * k | 0;
+ bytes[j++] = cag - (cag - cbg) * k | 0;
+ bytes[j++] = cab - (cab - cbb) * k | 0;
+ bytes[j++] = 255;
+ }
+ }
+ }
+
+ function drawFigure(data, figure, context) {
+ var ps = figure.coords;
+ var cs = figure.colors;
+ var i, ii;
+
+ switch (figure.type) {
+ case 'lattice':
+ var verticesPerRow = figure.verticesPerRow;
+ var rows = Math.floor(ps.length / verticesPerRow) - 1;
+ var cols = verticesPerRow - 1;
+
+ for (i = 0; i < rows; i++) {
+ var q = i * verticesPerRow;
+
+ for (var j = 0; j < cols; j++, q++) {
+ drawTriangle(data, context, ps[q], ps[q + 1], ps[q + verticesPerRow], cs[q], cs[q + 1], cs[q + verticesPerRow]);
+ drawTriangle(data, context, ps[q + verticesPerRow + 1], ps[q + 1], ps[q + verticesPerRow], cs[q + verticesPerRow + 1], cs[q + 1], cs[q + verticesPerRow]);
+ }
+ }
+
+ break;
+
+ case 'triangles':
+ for (i = 0, ii = ps.length; i < ii; i += 3) {
+ drawTriangle(data, context, ps[i], ps[i + 1], ps[i + 2], cs[i], cs[i + 1], cs[i + 2]);
+ }
+
+ break;
+
+ default:
+ throw new Error('illegal figure');
+ }
+ }
+
+ function createMeshCanvas(bounds, combinesScale, coords, colors, figures, backgroundColor, cachedCanvases, webGLContext) {
+ var EXPECTED_SCALE = 1.1;
+ var MAX_PATTERN_SIZE = 3000;
+ var BORDER_SIZE = 2;
+ var offsetX = Math.floor(bounds[0]);
+ var offsetY = Math.floor(bounds[1]);
+ var boundsWidth = Math.ceil(bounds[2]) - offsetX;
+ var boundsHeight = Math.ceil(bounds[3]) - offsetY;
+ var width = Math.min(Math.ceil(Math.abs(boundsWidth * combinesScale[0] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
+ var height = Math.min(Math.ceil(Math.abs(boundsHeight * combinesScale[1] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
+ var scaleX = boundsWidth / width;
+ var scaleY = boundsHeight / height;
+ var context = {
+ coords: coords,
+ colors: colors,
+ offsetX: -offsetX,
+ offsetY: -offsetY,
+ scaleX: 1 / scaleX,
+ scaleY: 1 / scaleY
+ };
+ var paddedWidth = width + BORDER_SIZE * 2;
+ var paddedHeight = height + BORDER_SIZE * 2;
+ var canvas, tmpCanvas, i, ii;
+
+ if (webGLContext.isEnabled) {
+ canvas = webGLContext.drawFigures({
+ width: width,
+ height: height,
+ backgroundColor: backgroundColor,
+ figures: figures,
+ context: context
+ });
+ tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
+ tmpCanvas.context.drawImage(canvas, BORDER_SIZE, BORDER_SIZE);
+ canvas = tmpCanvas.canvas;
+ } else {
+ tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
+ var tmpCtx = tmpCanvas.context;
+ var data = tmpCtx.createImageData(width, height);
+
+ if (backgroundColor) {
+ var bytes = data.data;
+
+ for (i = 0, ii = bytes.length; i < ii; i += 4) {
+ bytes[i] = backgroundColor[0];
+ bytes[i + 1] = backgroundColor[1];
+ bytes[i + 2] = backgroundColor[2];
+ bytes[i + 3] = 255;
+ }
+ }
+
+ for (i = 0; i < figures.length; i++) {
+ drawFigure(data, figures[i], context);
+ }
+
+ tmpCtx.putImageData(data, BORDER_SIZE, BORDER_SIZE);
+ canvas = tmpCanvas.canvas;
+ }
+
+ return {
+ canvas: canvas,
+ offsetX: offsetX - BORDER_SIZE * scaleX,
+ offsetY: offsetY - BORDER_SIZE * scaleY,
+ scaleX: scaleX,
+ scaleY: scaleY
+ };
+ }
+
+ return createMeshCanvas;
+}();
+
+ShadingIRs.Mesh = {
+ fromIR: function Mesh_fromIR(raw) {
+ var coords = raw[2];
+ var colors = raw[3];
+ var figures = raw[4];
+ var bounds = raw[5];
+ var matrix = raw[6];
+ var background = raw[8];
+ return {
+ type: 'Pattern',
+ getPattern: function Mesh_getPattern(ctx, owner, shadingFill) {
+ var scale;
+
+ if (shadingFill) {
+ scale = _util.Util.singularValueDecompose2dScale(ctx.mozCurrentTransform);
+ } else {
+ scale = _util.Util.singularValueDecompose2dScale(owner.baseTransform);
+
+ if (matrix) {
+ var matrixScale = _util.Util.singularValueDecompose2dScale(matrix);
+
+ scale = [scale[0] * matrixScale[0], scale[1] * matrixScale[1]];
+ }
+ }
+
+ var temporaryPatternCanvas = createMeshCanvas(bounds, scale, coords, colors, figures, shadingFill ? null : background, owner.cachedCanvases, owner.webGLContext);
+
+ if (!shadingFill) {
+ ctx.setTransform.apply(ctx, owner.baseTransform);
+
+ if (matrix) {
+ ctx.transform.apply(ctx, matrix);
+ }
+ }
+
+ ctx.translate(temporaryPatternCanvas.offsetX, temporaryPatternCanvas.offsetY);
+ ctx.scale(temporaryPatternCanvas.scaleX, temporaryPatternCanvas.scaleY);
+ return ctx.createPattern(temporaryPatternCanvas.canvas, 'no-repeat');
+ }
+ };
+ }
+};
+ShadingIRs.Dummy = {
+ fromIR: function Dummy_fromIR() {
+ return {
+ type: 'Pattern',
+ getPattern: function Dummy_fromIR_getPattern() {
+ return 'hotpink';
+ }
+ };
+ }
+};
+
+function getShadingPatternFromIR(raw) {
+ var shadingIR = ShadingIRs[raw[0]];
+
+ if (!shadingIR) {
+ throw new Error("Unknown IR type: ".concat(raw[0]));
+ }
+
+ return shadingIR.fromIR(raw);
+}
+
+var TilingPattern = function TilingPatternClosure() {
+ var PaintType = {
+ COLORED: 1,
+ UNCOLORED: 2
+ };
+ var MAX_PATTERN_SIZE = 3000;
+
+ function TilingPattern(IR, color, ctx, canvasGraphicsFactory, baseTransform) {
+ this.operatorList = IR[2];
+ this.matrix = IR[3] || [1, 0, 0, 1, 0, 0];
+ this.bbox = IR[4];
+ this.xstep = IR[5];
+ this.ystep = IR[6];
+ this.paintType = IR[7];
+ this.tilingType = IR[8];
+ this.color = color;
+ this.canvasGraphicsFactory = canvasGraphicsFactory;
+ this.baseTransform = baseTransform;
+ this.type = 'Pattern';
+ this.ctx = ctx;
+ }
+
+ TilingPattern.prototype = {
+ createPatternCanvas: function TilinPattern_createPatternCanvas(owner) {
+ var operatorList = this.operatorList;
+ var bbox = this.bbox;
+ var xstep = this.xstep;
+ var ystep = this.ystep;
+ var paintType = this.paintType;
+ var tilingType = this.tilingType;
+ var color = this.color;
+ var canvasGraphicsFactory = this.canvasGraphicsFactory;
+ (0, _util.info)('TilingType: ' + tilingType);
+ var x0 = bbox[0],
+ y0 = bbox[1],
+ x1 = bbox[2],
+ y1 = bbox[3];
+ var topLeft = [x0, y0];
+ var botRight = [x0 + xstep, y0 + ystep];
+ var width = botRight[0] - topLeft[0];
+ var height = botRight[1] - topLeft[1];
+
+ var matrixScale = _util.Util.singularValueDecompose2dScale(this.matrix);
+
+ var curMatrixScale = _util.Util.singularValueDecompose2dScale(this.baseTransform);
+
+ var combinedScale = [matrixScale[0] * curMatrixScale[0], matrixScale[1] * curMatrixScale[1]];
+ width = Math.min(Math.ceil(Math.abs(width * combinedScale[0])), MAX_PATTERN_SIZE);
+ height = Math.min(Math.ceil(Math.abs(height * combinedScale[1])), MAX_PATTERN_SIZE);
+ var tmpCanvas = owner.cachedCanvases.getCanvas('pattern', width, height, true);
+ var tmpCtx = tmpCanvas.context;
+ var graphics = canvasGraphicsFactory.createCanvasGraphics(tmpCtx);
+ graphics.groupLevel = owner.groupLevel;
+ this.setFillAndStrokeStyleToContext(graphics, paintType, color);
+ this.setScale(width, height, xstep, ystep);
+ this.transformToScale(graphics);
+ var tmpTranslate = [1, 0, 0, 1, -topLeft[0], -topLeft[1]];
+ graphics.transform.apply(graphics, tmpTranslate);
+ this.clipBbox(graphics, bbox, x0, y0, x1, y1);
+ graphics.executeOperatorList(operatorList);
+ return tmpCanvas.canvas;
+ },
+ setScale: function TilingPattern_setScale(width, height, xstep, ystep) {
+ this.scale = [width / xstep, height / ystep];
+ },
+ transformToScale: function TilingPattern_transformToScale(graphics) {
+ var scale = this.scale;
+ var tmpScale = [scale[0], 0, 0, scale[1], 0, 0];
+ graphics.transform.apply(graphics, tmpScale);
+ },
+ scaleToContext: function TilingPattern_scaleToContext() {
+ var scale = this.scale;
+ this.ctx.scale(1 / scale[0], 1 / scale[1]);
+ },
+ clipBbox: function clipBbox(graphics, bbox, x0, y0, x1, y1) {
+ if (Array.isArray(bbox) && bbox.length === 4) {
+ var bboxWidth = x1 - x0;
+ var bboxHeight = y1 - y0;
+ graphics.ctx.rect(x0, y0, bboxWidth, bboxHeight);
+ graphics.clip();
+ graphics.endPath();
+ }
+ },
+ setFillAndStrokeStyleToContext: function setFillAndStrokeStyleToContext(graphics, paintType, color) {
+ var context = graphics.ctx,
+ current = graphics.current;
+
+ switch (paintType) {
+ case PaintType.COLORED:
+ var ctx = this.ctx;
+ context.fillStyle = ctx.fillStyle;
+ context.strokeStyle = ctx.strokeStyle;
+ current.fillColor = ctx.fillStyle;
+ current.strokeColor = ctx.strokeStyle;
+ break;
+
+ case PaintType.UNCOLORED:
+ var cssColor = _util.Util.makeCssRgb(color[0], color[1], color[2]);
+
+ context.fillStyle = cssColor;
+ context.strokeStyle = cssColor;
+ current.fillColor = cssColor;
+ current.strokeColor = cssColor;
+ break;
+
+ default:
+ throw new _util.FormatError("Unsupported paint type: ".concat(paintType));
+ }
+ },
+ getPattern: function TilingPattern_getPattern(ctx, owner) {
+ var temporaryPatternCanvas = this.createPatternCanvas(owner);
+ ctx = this.ctx;
+ ctx.setTransform.apply(ctx, this.baseTransform);
+ ctx.transform.apply(ctx, this.matrix);
+ this.scaleToContext();
+ return ctx.createPattern(temporaryPatternCanvas, 'repeat');
+ }
+ };
+ return TilingPattern;
+}();
+
+exports.TilingPattern = TilingPattern;
+
+/***/ }),
+/* 156 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.GlobalWorkerOptions = void 0;
+var GlobalWorkerOptions = Object.create(null);
+exports.GlobalWorkerOptions = GlobalWorkerOptions;
+GlobalWorkerOptions.workerPort = GlobalWorkerOptions.workerPort === undefined ? null : GlobalWorkerOptions.workerPort;
+GlobalWorkerOptions.workerSrc = GlobalWorkerOptions.workerSrc === undefined ? '' : GlobalWorkerOptions.workerSrc;
+
+/***/ }),
+/* 157 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.MessageHandler = MessageHandler;
+
+var _regenerator = _interopRequireDefault(__w_pdfjs_require__(147));
+
+var _util = __w_pdfjs_require__(1);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
+
+function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
+
+function resolveCall(_x, _x2) {
+ return _resolveCall.apply(this, arguments);
+}
+
+function _resolveCall() {
+ _resolveCall = _asyncToGenerator(
+ /*#__PURE__*/
+ _regenerator.default.mark(function _callee(fn, args) {
+ var thisArg,
+ _args = arguments;
+ return _regenerator.default.wrap(function _callee$(_context) {
+ while (1) {
+ switch (_context.prev = _context.next) {
+ case 0:
+ thisArg = _args.length > 2 && _args[2] !== undefined ? _args[2] : null;
+
+ if (fn) {
+ _context.next = 3;
+ break;
+ }
+
+ return _context.abrupt("return");
+
+ case 3:
+ return _context.abrupt("return", fn.apply(thisArg, args));
+
+ case 4:
+ case "end":
+ return _context.stop();
+ }
+ }
+ }, _callee, this);
+ }));
+ return _resolveCall.apply(this, arguments);
+}
+
+function wrapReason(reason) {
+ if (_typeof(reason) !== 'object') {
+ return reason;
+ }
+
+ switch (reason.name) {
+ case 'AbortException':
+ return new _util.AbortException(reason.message);
+
+ case 'MissingPDFException':
+ return new _util.MissingPDFException(reason.message);
+
+ case 'UnexpectedResponseException':
+ return new _util.UnexpectedResponseException(reason.message, reason.status);
+
+ default:
+ return new _util.UnknownErrorException(reason.message, reason.details);
+ }
+}
+
+function makeReasonSerializable(reason) {
+ if (!(reason instanceof Error) || reason instanceof _util.AbortException || reason instanceof _util.MissingPDFException || reason instanceof _util.UnexpectedResponseException || reason instanceof _util.UnknownErrorException) {
+ return reason;
+ }
+
+ return new _util.UnknownErrorException(reason.message, reason.toString());
+}
+
+function resolveOrReject(capability, success, reason) {
+ if (success) {
+ capability.resolve();
+ } else {
+ capability.reject(reason);
+ }
+}
+
+function finalize(promise) {
+ return Promise.resolve(promise).catch(function () {});
+}
+
+function MessageHandler(sourceName, targetName, comObj) {
+ var _this = this;
+
+ this.sourceName = sourceName;
+ this.targetName = targetName;
+ this.comObj = comObj;
+ this.callbackId = 1;
+ this.streamId = 1;
+ this.postMessageTransfers = true;
+ this.streamSinks = Object.create(null);
+ this.streamControllers = Object.create(null);
+ var callbacksCapabilities = this.callbacksCapabilities = Object.create(null);
+ var ah = this.actionHandler = Object.create(null);
+
+ this._onComObjOnMessage = function (event) {
+ var data = event.data;
+
+ if (data.targetName !== _this.sourceName) {
+ return;
+ }
+
+ if (data.stream) {
+ _this._processStreamMessage(data);
+ } else if (data.isReply) {
+ var callbackId = data.callbackId;
+
+ if (data.callbackId in callbacksCapabilities) {
+ var callback = callbacksCapabilities[callbackId];
+ delete callbacksCapabilities[callbackId];
+
+ if ('error' in data) {
+ callback.reject(wrapReason(data.error));
+ } else {
+ callback.resolve(data.data);
+ }
+ } else {
+ throw new Error("Cannot resolve callback ".concat(callbackId));
+ }
+ } else if (data.action in ah) {
+ var action = ah[data.action];
+
+ if (data.callbackId) {
+ var _sourceName = _this.sourceName;
+ var _targetName = data.sourceName;
+ Promise.resolve().then(function () {
+ return action[0].call(action[1], data.data);
+ }).then(function (result) {
+ comObj.postMessage({
+ sourceName: _sourceName,
+ targetName: _targetName,
+ isReply: true,
+ callbackId: data.callbackId,
+ data: result
+ });
+ }, function (reason) {
+ comObj.postMessage({
+ sourceName: _sourceName,
+ targetName: _targetName,
+ isReply: true,
+ callbackId: data.callbackId,
+ error: makeReasonSerializable(reason)
+ });
+ });
+ } else if (data.streamId) {
+ _this._createStreamSink(data);
+ } else {
+ action[0].call(action[1], data.data);
+ }
+ } else {
+ throw new Error("Unknown action from worker: ".concat(data.action));
+ }
+ };
+
+ comObj.addEventListener('message', this._onComObjOnMessage);
+}
+
+MessageHandler.prototype = {
+ on: function on(actionName, handler, scope) {
+ var ah = this.actionHandler;
+
+ if (ah[actionName]) {
+ throw new Error("There is already an actionName called \"".concat(actionName, "\""));
+ }
+
+ ah[actionName] = [handler, scope];
+ },
+ send: function send(actionName, data, transfers) {
+ var message = {
+ sourceName: this.sourceName,
+ targetName: this.targetName,
+ action: actionName,
+ data: data
+ };
+ this.postMessage(message, transfers);
+ },
+ sendWithPromise: function sendWithPromise(actionName, data, transfers) {
+ var callbackId = this.callbackId++;
+ var message = {
+ sourceName: this.sourceName,
+ targetName: this.targetName,
+ action: actionName,
+ data: data,
+ callbackId: callbackId
+ };
+ var capability = (0, _util.createPromiseCapability)();
+ this.callbacksCapabilities[callbackId] = capability;
+
+ try {
+ this.postMessage(message, transfers);
+ } catch (e) {
+ capability.reject(e);
+ }
+
+ return capability.promise;
+ },
+ sendWithStream: function sendWithStream(actionName, data, queueingStrategy, transfers) {
+ var _this2 = this;
+
+ var streamId = this.streamId++;
+ var sourceName = this.sourceName;
+ var targetName = this.targetName;
+ return new _util.ReadableStream({
+ start: function start(controller) {
+ var startCapability = (0, _util.createPromiseCapability)();
+ _this2.streamControllers[streamId] = {
+ controller: controller,
+ startCall: startCapability,
+ isClosed: false
+ };
+
+ _this2.postMessage({
+ sourceName: sourceName,
+ targetName: targetName,
+ action: actionName,
+ streamId: streamId,
+ data: data,
+ desiredSize: controller.desiredSize
+ });
+
+ return startCapability.promise;
+ },
+ pull: function pull(controller) {
+ var pullCapability = (0, _util.createPromiseCapability)();
+ _this2.streamControllers[streamId].pullCall = pullCapability;
+
+ _this2.postMessage({
+ sourceName: sourceName,
+ targetName: targetName,
+ stream: 'pull',
+ streamId: streamId,
+ desiredSize: controller.desiredSize
+ });
+
+ return pullCapability.promise;
+ },
+ cancel: function cancel(reason) {
+ var cancelCapability = (0, _util.createPromiseCapability)();
+ _this2.streamControllers[streamId].cancelCall = cancelCapability;
+ _this2.streamControllers[streamId].isClosed = true;
+
+ _this2.postMessage({
+ sourceName: sourceName,
+ targetName: targetName,
+ stream: 'cancel',
+ reason: reason,
+ streamId: streamId
+ });
+
+ return cancelCapability.promise;
+ }
+ }, queueingStrategy);
+ },
+ _createStreamSink: function _createStreamSink(data) {
+ var _this3 = this;
+
+ var self = this;
+ var action = this.actionHandler[data.action];
+ var streamId = data.streamId;
+ var desiredSize = data.desiredSize;
+ var sourceName = this.sourceName;
+ var targetName = data.sourceName;
+ var capability = (0, _util.createPromiseCapability)();
+
+ var sendStreamRequest = function sendStreamRequest(_ref) {
+ var stream = _ref.stream,
+ chunk = _ref.chunk,
+ transfers = _ref.transfers,
+ success = _ref.success,
+ reason = _ref.reason;
+
+ _this3.postMessage({
+ sourceName: sourceName,
+ targetName: targetName,
+ stream: stream,
+ streamId: streamId,
+ chunk: chunk,
+ success: success,
+ reason: reason
+ }, transfers);
+ };
+
+ var streamSink = {
+ enqueue: function enqueue(chunk) {
+ var size = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
+ var transfers = arguments.length > 2 ? arguments[2] : undefined;
+
+ if (this.isCancelled) {
+ return;
+ }
+
+ var lastDesiredSize = this.desiredSize;
+ this.desiredSize -= size;
+
+ if (lastDesiredSize > 0 && this.desiredSize <= 0) {
+ this.sinkCapability = (0, _util.createPromiseCapability)();
+ this.ready = this.sinkCapability.promise;
+ }
+
+ sendStreamRequest({
+ stream: 'enqueue',
+ chunk: chunk,
+ transfers: transfers
+ });
+ },
+ close: function close() {
+ if (this.isCancelled) {
+ return;
+ }
+
+ this.isCancelled = true;
+ sendStreamRequest({
+ stream: 'close'
+ });
+ delete self.streamSinks[streamId];
+ },
+ error: function error(reason) {
+ if (this.isCancelled) {
+ return;
+ }
+
+ this.isCancelled = true;
+ sendStreamRequest({
+ stream: 'error',
+ reason: reason
+ });
+ },
+ sinkCapability: capability,
+ onPull: null,
+ onCancel: null,
+ isCancelled: false,
+ desiredSize: desiredSize,
+ ready: null
+ };
+ streamSink.sinkCapability.resolve();
+ streamSink.ready = streamSink.sinkCapability.promise;
+ this.streamSinks[streamId] = streamSink;
+ resolveCall(action[0], [data.data, streamSink], action[1]).then(function () {
+ sendStreamRequest({
+ stream: 'start_complete',
+ success: true
+ });
+ }, function (reason) {
+ sendStreamRequest({
+ stream: 'start_complete',
+ success: false,
+ reason: reason
+ });
+ });
+ },
+ _processStreamMessage: function _processStreamMessage(data) {
+ var _this4 = this;
+
+ var sourceName = this.sourceName;
+ var targetName = data.sourceName;
+ var streamId = data.streamId;
+
+ var sendStreamResponse = function sendStreamResponse(_ref2) {
+ var stream = _ref2.stream,
+ success = _ref2.success,
+ reason = _ref2.reason;
+
+ _this4.comObj.postMessage({
+ sourceName: sourceName,
+ targetName: targetName,
+ stream: stream,
+ success: success,
+ streamId: streamId,
+ reason: reason
+ });
+ };
+
+ var deleteStreamController = function deleteStreamController() {
+ Promise.all([_this4.streamControllers[data.streamId].startCall, _this4.streamControllers[data.streamId].pullCall, _this4.streamControllers[data.streamId].cancelCall].map(function (capability) {
+ return capability && finalize(capability.promise);
+ })).then(function () {
+ delete _this4.streamControllers[data.streamId];
+ });
+ };
+
+ switch (data.stream) {
+ case 'start_complete':
+ resolveOrReject(this.streamControllers[data.streamId].startCall, data.success, wrapReason(data.reason));
+ break;
+
+ case 'pull_complete':
+ resolveOrReject(this.streamControllers[data.streamId].pullCall, data.success, wrapReason(data.reason));
+ break;
+
+ case 'pull':
+ if (!this.streamSinks[data.streamId]) {
+ sendStreamResponse({
+ stream: 'pull_complete',
+ success: true
+ });
+ break;
+ }
+
+ if (this.streamSinks[data.streamId].desiredSize <= 0 && data.desiredSize > 0) {
+ this.streamSinks[data.streamId].sinkCapability.resolve();
+ }
+
+ this.streamSinks[data.streamId].desiredSize = data.desiredSize;
+ resolveCall(this.streamSinks[data.streamId].onPull).then(function () {
+ sendStreamResponse({
+ stream: 'pull_complete',
+ success: true
+ });
+ }, function (reason) {
+ sendStreamResponse({
+ stream: 'pull_complete',
+ success: false,
+ reason: reason
+ });
+ });
+ break;
+
+ case 'enqueue':
+ (0, _util.assert)(this.streamControllers[data.streamId], 'enqueue should have stream controller');
+
+ if (!this.streamControllers[data.streamId].isClosed) {
+ this.streamControllers[data.streamId].controller.enqueue(data.chunk);
+ }
+
+ break;
+
+ case 'close':
+ (0, _util.assert)(this.streamControllers[data.streamId], 'close should have stream controller');
+
+ if (this.streamControllers[data.streamId].isClosed) {
+ break;
+ }
+
+ this.streamControllers[data.streamId].isClosed = true;
+ this.streamControllers[data.streamId].controller.close();
+ deleteStreamController();
+ break;
+
+ case 'error':
+ (0, _util.assert)(this.streamControllers[data.streamId], 'error should have stream controller');
+ this.streamControllers[data.streamId].controller.error(wrapReason(data.reason));
+ deleteStreamController();
+ break;
+
+ case 'cancel_complete':
+ resolveOrReject(this.streamControllers[data.streamId].cancelCall, data.success, wrapReason(data.reason));
+ deleteStreamController();
+ break;
+
+ case 'cancel':
+ if (!this.streamSinks[data.streamId]) {
+ break;
+ }
+
+ resolveCall(this.streamSinks[data.streamId].onCancel, [wrapReason(data.reason)]).then(function () {
+ sendStreamResponse({
+ stream: 'cancel_complete',
+ success: true
+ });
+ }, function (reason) {
+ sendStreamResponse({
+ stream: 'cancel_complete',
+ success: false,
+ reason: reason
+ });
+ });
+ this.streamSinks[data.streamId].sinkCapability.reject(wrapReason(data.reason));
+ this.streamSinks[data.streamId].isCancelled = true;
+ delete this.streamSinks[data.streamId];
+ break;
+
+ default:
+ throw new Error('Unexpected stream case');
+ }
+ },
+ postMessage: function postMessage(message, transfers) {
+ if (transfers && this.postMessageTransfers) {
+ this.comObj.postMessage(message, transfers);
+ } else {
+ this.comObj.postMessage(message);
+ }
+ },
+ destroy: function destroy() {
+ this.comObj.removeEventListener('message', this._onComObjOnMessage);
+ }
+};
+
+/***/ }),
+/* 158 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.Metadata = void 0;
+
+var _util = __w_pdfjs_require__(1);
+
+var _xml_parser = __w_pdfjs_require__(159);
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
+
+function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
+
+var Metadata =
+/*#__PURE__*/
+function () {
+ function Metadata(data) {
+ _classCallCheck(this, Metadata);
+
+ (0, _util.assert)(typeof data === 'string', 'Metadata: input is not a string');
+ data = this._repair(data);
+ var parser = new _xml_parser.SimpleXMLParser();
+ var xmlDocument = parser.parseFromString(data);
+ this._metadata = Object.create(null);
+
+ if (xmlDocument) {
+ this._parse(xmlDocument);
+ }
+ }
+
+ _createClass(Metadata, [{
+ key: "_repair",
+ value: function _repair(data) {
+ return data.replace(/^([^<]+)/, '').replace(/>\\376\\377([^<]+)/g, function (all, codes) {
+ var bytes = codes.replace(/\\([0-3])([0-7])([0-7])/g, function (code, d1, d2, d3) {
+ return String.fromCharCode(d1 * 64 + d2 * 8 + d3 * 1);
+ }).replace(/&(amp|apos|gt|lt|quot);/g, function (str, name) {
+ switch (name) {
+ case 'amp':
+ return '&';
+
+ case 'apos':
+ return '\'';
+
+ case 'gt':
+ return '>';
+
+ case 'lt':
+ return '<';
+
+ case 'quot':
+ return '\"';
+ }
+
+ throw new Error("_repair: ".concat(name, " isn't defined."));
+ });
+ var chars = '';
+
+ for (var i = 0, ii = bytes.length; i < ii; i += 2) {
+ var code = bytes.charCodeAt(i) * 256 + bytes.charCodeAt(i + 1);
+
+ if (code >= 32 && code < 127 && code !== 60 && code !== 62 && code !== 38) {
+ chars += String.fromCharCode(code);
+ } else {
+ chars += '' + (0x10000 + code).toString(16).substring(1) + ';';
+ }
+ }
+
+ return '>' + chars;
+ });
+ }
+ }, {
+ key: "_parse",
+ value: function _parse(xmlDocument) {
+ var rdf = xmlDocument.documentElement;
+
+ if (rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
+ rdf = rdf.firstChild;
+
+ while (rdf && rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
+ rdf = rdf.nextSibling;
+ }
+ }
+
+ var nodeName = rdf ? rdf.nodeName.toLowerCase() : null;
+
+ if (!rdf || nodeName !== 'rdf:rdf' || !rdf.hasChildNodes()) {
+ return;
+ }
+
+ var children = rdf.childNodes;
+
+ for (var i = 0, ii = children.length; i < ii; i++) {
+ var desc = children[i];
+
+ if (desc.nodeName.toLowerCase() !== 'rdf:description') {
+ continue;
+ }
+
+ for (var j = 0, jj = desc.childNodes.length; j < jj; j++) {
+ if (desc.childNodes[j].nodeName.toLowerCase() !== '#text') {
+ var entry = desc.childNodes[j];
+ var name = entry.nodeName.toLowerCase();
+ this._metadata[name] = entry.textContent.trim();
+ }
+ }
+ }
+ }
+ }, {
+ key: "get",
+ value: function get(name) {
+ var data = this._metadata[name];
+ return typeof data !== 'undefined' ? data : null;
+ }
+ }, {
+ key: "getAll",
+ value: function getAll() {
+ return this._metadata;
+ }
+ }, {
+ key: "has",
+ value: function has(name) {
+ return typeof this._metadata[name] !== 'undefined';
+ }
+ }]);
+
+ return Metadata;
+}();
+
+exports.Metadata = Metadata;
+
+/***/ }),
+/* 159 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.SimpleXMLParser = void 0;
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }
+
+function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }
+
+function _iterableToArrayLimit(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
+
+function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
+
+function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
+
+function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
+
+function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
+
+function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
+
+function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
+
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
+
+function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
+
+function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
+
+var XMLParserErrorCode = {
+ NoError: 0,
+ EndOfDocument: -1,
+ UnterminatedCdat: -2,
+ UnterminatedXmlDeclaration: -3,
+ UnterminatedDoctypeDeclaration: -4,
+ UnterminatedComment: -5,
+ MalformedElement: -6,
+ OutOfMemory: -7,
+ UnterminatedAttributeValue: -8,
+ UnterminatedElement: -9,
+ ElementNeverBegun: -10
+};
+
+function isWhitespace(s, index) {
+ var ch = s[index];
+ return ch === ' ' || ch === '\n' || ch === '\r' || ch === '\t';
+}
+
+function isWhitespaceString(s) {
+ for (var i = 0, ii = s.length; i < ii; i++) {
+ if (!isWhitespace(s, i)) {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+var XMLParserBase =
+/*#__PURE__*/
+function () {
+ function XMLParserBase() {
+ _classCallCheck(this, XMLParserBase);
+ }
+
+ _createClass(XMLParserBase, [{
+ key: "_resolveEntities",
+ value: function _resolveEntities(s) {
+ var _this = this;
+
+ return s.replace(/&([^;]+);/g, function (all, entity) {
+ if (entity.substring(0, 2) === '#x') {
+ return String.fromCharCode(parseInt(entity.substring(2), 16));
+ } else if (entity.substring(0, 1) === '#') {
+ return String.fromCharCode(parseInt(entity.substring(1), 10));
+ }
+
+ switch (entity) {
+ case 'lt':
+ return '<';
+
+ case 'gt':
+ return '>';
+
+ case 'amp':
+ return '&';
+
+ case 'quot':
+ return '\"';
+ }
+
+ return _this.onResolveEntity(entity);
+ });
+ }
+ }, {
+ key: "_parseContent",
+ value: function _parseContent(s, start) {
+ var pos = start,
+ name,
+ attributes = [];
+
+ function skipWs() {
+ while (pos < s.length && isWhitespace(s, pos)) {
+ ++pos;
+ }
+ }
+
+ while (pos < s.length && !isWhitespace(s, pos) && s[pos] !== '>' && s[pos] !== '/') {
+ ++pos;
+ }
+
+ name = s.substring(start, pos);
+ skipWs();
+
+ while (pos < s.length && s[pos] !== '>' && s[pos] !== '/' && s[pos] !== '?') {
+ skipWs();
+ var attrName = '',
+ attrValue = '';
+
+ while (pos < s.length && !isWhitespace(s, pos) && s[pos] !== '=') {
+ attrName += s[pos];
+ ++pos;
+ }
+
+ skipWs();
+
+ if (s[pos] !== '=') {
+ return null;
+ }
+
+ ++pos;
+ skipWs();
+ var attrEndChar = s[pos];
+
+ if (attrEndChar !== '\"' && attrEndChar !== '\'') {
+ return null;
+ }
+
+ var attrEndIndex = s.indexOf(attrEndChar, ++pos);
+
+ if (attrEndIndex < 0) {
+ return null;
+ }
+
+ attrValue = s.substring(pos, attrEndIndex);
+ attributes.push({
+ name: attrName,
+ value: this._resolveEntities(attrValue)
+ });
+ pos = attrEndIndex + 1;
+ skipWs();
+ }
+
+ return {
+ name: name,
+ attributes: attributes,
+ parsed: pos - start
+ };
+ }
+ }, {
+ key: "_parseProcessingInstruction",
+ value: function _parseProcessingInstruction(s, start) {
+ var pos = start,
+ name,
+ value;
+
+ function skipWs() {
+ while (pos < s.length && isWhitespace(s, pos)) {
+ ++pos;
+ }
+ }
+
+ while (pos < s.length && !isWhitespace(s, pos) && s[pos] !== '>' && s[pos] !== '/') {
+ ++pos;
+ }
+
+ name = s.substring(start, pos);
+ skipWs();
+ var attrStart = pos;
+
+ while (pos < s.length && (s[pos] !== '?' || s[pos + 1] !== '>')) {
+ ++pos;
+ }
+
+ value = s.substring(attrStart, pos);
+ return {
+ name: name,
+ value: value,
+ parsed: pos - start
+ };
+ }
+ }, {
+ key: "parseXml",
+ value: function parseXml(s) {
+ var i = 0;
+
+ while (i < s.length) {
+ var ch = s[i];
+ var j = i;
+
+ if (ch === '<') {
+ ++j;
+ var ch2 = s[j];
+ var q = void 0;
+
+ switch (ch2) {
+ case '/':
+ ++j;
+ q = s.indexOf('>', j);
+
+ if (q < 0) {
+ this.onError(XMLParserErrorCode.UnterminatedElement);
+ return;
+ }
+
+ this.onEndElement(s.substring(j, q));
+ j = q + 1;
+ break;
+
+ case '?':
+ ++j;
+
+ var pi = this._parseProcessingInstruction(s, j);
+
+ if (s.substring(j + pi.parsed, j + pi.parsed + 2) !== '?>') {
+ this.onError(XMLParserErrorCode.UnterminatedXmlDeclaration);
+ return;
+ }
+
+ this.onPi(pi.name, pi.value);
+ j += pi.parsed + 2;
+ break;
+
+ case '!':
+ if (s.substring(j + 1, j + 3) === '--') {
+ q = s.indexOf('-->', j + 3);
+
+ if (q < 0) {
+ this.onError(XMLParserErrorCode.UnterminatedComment);
+ return;
+ }
+
+ this.onComment(s.substring(j + 3, q));
+ j = q + 3;
+ } else if (s.substring(j + 1, j + 8) === '[CDATA[') {
+ q = s.indexOf(']]>', j + 8);
+
+ if (q < 0) {
+ this.onError(XMLParserErrorCode.UnterminatedCdat);
+ return;
+ }
+
+ this.onCdata(s.substring(j + 8, q));
+ j = q + 3;
+ } else if (s.substring(j + 1, j + 8) === 'DOCTYPE') {
+ var q2 = s.indexOf('[', j + 8);
+ var complexDoctype = false;
+ q = s.indexOf('>', j + 8);
+
+ if (q < 0) {
+ this.onError(XMLParserErrorCode.UnterminatedDoctypeDeclaration);
+ return;
+ }
+
+ if (q2 > 0 && q > q2) {
+ q = s.indexOf(']>', j + 8);
+
+ if (q < 0) {
+ this.onError(XMLParserErrorCode.UnterminatedDoctypeDeclaration);
+ return;
+ }
+
+ complexDoctype = true;
+ }
+
+ var doctypeContent = s.substring(j + 8, q + (complexDoctype ? 1 : 0));
+ this.onDoctype(doctypeContent);
+ j = q + (complexDoctype ? 2 : 1);
+ } else {
+ this.onError(XMLParserErrorCode.MalformedElement);
+ return;
+ }
+
+ break;
+
+ default:
+ var content = this._parseContent(s, j);
+
+ if (content === null) {
+ this.onError(XMLParserErrorCode.MalformedElement);
+ return;
+ }
+
+ var isClosed = false;
+
+ if (s.substring(j + content.parsed, j + content.parsed + 2) === '/>') {
+ isClosed = true;
+ } else if (s.substring(j + content.parsed, j + content.parsed + 1) !== '>') {
+ this.onError(XMLParserErrorCode.UnterminatedElement);
+ return;
+ }
+
+ this.onBeginElement(content.name, content.attributes, isClosed);
+ j += content.parsed + (isClosed ? 2 : 1);
+ break;
+ }
+ } else {
+ while (j < s.length && s[j] !== '<') {
+ j++;
+ }
+
+ var text = s.substring(i, j);
+ this.onText(this._resolveEntities(text));
+ }
+
+ i = j;
+ }
+ }
+ }, {
+ key: "onResolveEntity",
+ value: function onResolveEntity(name) {
+ return "&".concat(name, ";");
+ }
+ }, {
+ key: "onPi",
+ value: function onPi(name, value) {}
+ }, {
+ key: "onComment",
+ value: function onComment(text) {}
+ }, {
+ key: "onCdata",
+ value: function onCdata(text) {}
+ }, {
+ key: "onDoctype",
+ value: function onDoctype(doctypeContent) {}
+ }, {
+ key: "onText",
+ value: function onText(text) {}
+ }, {
+ key: "onBeginElement",
+ value: function onBeginElement(name, attributes, isEmpty) {}
+ }, {
+ key: "onEndElement",
+ value: function onEndElement(name) {}
+ }, {
+ key: "onError",
+ value: function onError(code) {}
+ }]);
+
+ return XMLParserBase;
+}();
+
+var SimpleDOMNode =
+/*#__PURE__*/
+function () {
+ function SimpleDOMNode(nodeName, nodeValue) {
+ _classCallCheck(this, SimpleDOMNode);
+
+ this.nodeName = nodeName;
+ this.nodeValue = nodeValue;
+ Object.defineProperty(this, 'parentNode', {
+ value: null,
+ writable: true
+ });
+ }
+
+ _createClass(SimpleDOMNode, [{
+ key: "hasChildNodes",
+ value: function hasChildNodes() {
+ return this.childNodes && this.childNodes.length > 0;
+ }
+ }, {
+ key: "firstChild",
+ get: function get() {
+ return this.childNodes && this.childNodes[0];
+ }
+ }, {
+ key: "nextSibling",
+ get: function get() {
+ var childNodes = this.parentNode.childNodes;
+
+ if (!childNodes) {
+ return undefined;
+ }
+
+ var index = childNodes.indexOf(this);
+
+ if (index === -1) {
+ return undefined;
+ }
+
+ return childNodes[index + 1];
+ }
+ }, {
+ key: "textContent",
+ get: function get() {
+ if (!this.childNodes) {
+ return this.nodeValue || '';
+ }
+
+ return this.childNodes.map(function (child) {
+ return child.textContent;
+ }).join('');
+ }
+ }]);
+
+ return SimpleDOMNode;
+}();
+
+var SimpleXMLParser =
+/*#__PURE__*/
+function (_XMLParserBase) {
+ _inherits(SimpleXMLParser, _XMLParserBase);
+
+ function SimpleXMLParser() {
+ var _this2;
+
+ _classCallCheck(this, SimpleXMLParser);
+
+ _this2 = _possibleConstructorReturn(this, _getPrototypeOf(SimpleXMLParser).call(this));
+ _this2._currentFragment = null;
+ _this2._stack = null;
+ _this2._errorCode = XMLParserErrorCode.NoError;
+ return _this2;
+ }
+
+ _createClass(SimpleXMLParser, [{
+ key: "parseFromString",
+ value: function parseFromString(data) {
+ this._currentFragment = [];
+ this._stack = [];
+ this._errorCode = XMLParserErrorCode.NoError;
+ this.parseXml(data);
+
+ if (this._errorCode !== XMLParserErrorCode.NoError) {
+ return undefined;
+ }
+
+ var _this$_currentFragmen = _slicedToArray(this._currentFragment, 1),
+ documentElement = _this$_currentFragmen[0];
+
+ if (!documentElement) {
+ return undefined;
+ }
+
+ return {
+ documentElement: documentElement
+ };
+ }
+ }, {
+ key: "onResolveEntity",
+ value: function onResolveEntity(name) {
+ switch (name) {
+ case 'apos':
+ return '\'';
+ }
+
+ return _get(_getPrototypeOf(SimpleXMLParser.prototype), "onResolveEntity", this).call(this, name);
+ }
+ }, {
+ key: "onText",
+ value: function onText(text) {
+ if (isWhitespaceString(text)) {
+ return;
+ }
+
+ var node = new SimpleDOMNode('#text', text);
+
+ this._currentFragment.push(node);
+ }
+ }, {
+ key: "onCdata",
+ value: function onCdata(text) {
+ var node = new SimpleDOMNode('#text', text);
+
+ this._currentFragment.push(node);
+ }
+ }, {
+ key: "onBeginElement",
+ value: function onBeginElement(name, attributes, isEmpty) {
+ var node = new SimpleDOMNode(name);
+ node.childNodes = [];
+
+ this._currentFragment.push(node);
+
+ if (isEmpty) {
+ return;
+ }
+
+ this._stack.push(this._currentFragment);
+
+ this._currentFragment = node.childNodes;
+ }
+ }, {
+ key: "onEndElement",
+ value: function onEndElement(name) {
+ this._currentFragment = this._stack.pop() || [];
+ var lastElement = this._currentFragment[this._currentFragment.length - 1];
+
+ if (!lastElement) {
+ return;
+ }
+
+ for (var i = 0, ii = lastElement.childNodes.length; i < ii; i++) {
+ lastElement.childNodes[i].parentNode = lastElement;
+ }
+ }
+ }, {
+ key: "onError",
+ value: function onError(code) {
+ this._errorCode = code;
+ }
+ }]);
+
+ return SimpleXMLParser;
+}(XMLParserBase);
+
+exports.SimpleXMLParser = SimpleXMLParser;
+
+/***/ }),
+/* 160 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.PDFDataTransportStream = void 0;
+
+var _regenerator = _interopRequireDefault(__w_pdfjs_require__(147));
+
+var _util = __w_pdfjs_require__(1);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
+
+function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
+
+var PDFDataTransportStream = function PDFDataTransportStreamClosure() {
+ function PDFDataTransportStream(params, pdfDataRangeTransport) {
+ var _this = this;
+
+ (0, _util.assert)(pdfDataRangeTransport);
+ this._queuedChunks = [];
+ var initialData = params.initialData;
+
+ if (initialData && initialData.length > 0) {
+ var buffer = new Uint8Array(initialData).buffer;
+
+ this._queuedChunks.push(buffer);
+ }
+
+ this._pdfDataRangeTransport = pdfDataRangeTransport;
+ this._isStreamingSupported = !params.disableStream;
+ this._isRangeSupported = !params.disableRange;
+ this._contentLength = params.length;
+ this._fullRequestReader = null;
+ this._rangeReaders = [];
+
+ this._pdfDataRangeTransport.addRangeListener(function (begin, chunk) {
+ _this._onReceiveData({
+ begin: begin,
+ chunk: chunk
+ });
+ });
+
+ this._pdfDataRangeTransport.addProgressListener(function (loaded) {
+ _this._onProgress({
+ loaded: loaded
+ });
+ });
+
+ this._pdfDataRangeTransport.addProgressiveReadListener(function (chunk) {
+ _this._onReceiveData({
+ chunk: chunk
+ });
+ });
+
+ this._pdfDataRangeTransport.transportReady();
+ }
+
+ PDFDataTransportStream.prototype = {
+ _onReceiveData: function PDFDataTransportStream_onReceiveData(args) {
+ var buffer = new Uint8Array(args.chunk).buffer;
+
+ if (args.begin === undefined) {
+ if (this._fullRequestReader) {
+ this._fullRequestReader._enqueue(buffer);
+ } else {
+ this._queuedChunks.push(buffer);
+ }
+ } else {
+ var found = this._rangeReaders.some(function (rangeReader) {
+ if (rangeReader._begin !== args.begin) {
+ return false;
+ }
+
+ rangeReader._enqueue(buffer);
+
+ return true;
+ });
+
+ (0, _util.assert)(found);
+ }
+ },
+ _onProgress: function PDFDataTransportStream_onDataProgress(evt) {
+ if (this._rangeReaders.length > 0) {
+ var firstReader = this._rangeReaders[0];
+
+ if (firstReader.onProgress) {
+ firstReader.onProgress({
+ loaded: evt.loaded
+ });
+ }
+ }
+ },
+ _removeRangeReader: function PDFDataTransportStream_removeRangeReader(reader) {
+ var i = this._rangeReaders.indexOf(reader);
+
+ if (i >= 0) {
+ this._rangeReaders.splice(i, 1);
+ }
+ },
+ getFullReader: function PDFDataTransportStream_getFullReader() {
+ (0, _util.assert)(!this._fullRequestReader);
+ var queuedChunks = this._queuedChunks;
+ this._queuedChunks = null;
+ return new PDFDataTransportStreamReader(this, queuedChunks);
+ },
+ getRangeReader: function PDFDataTransportStream_getRangeReader(begin, end) {
+ var reader = new PDFDataTransportStreamRangeReader(this, begin, end);
+
+ this._pdfDataRangeTransport.requestDataRange(begin, end);
+
+ this._rangeReaders.push(reader);
+
+ return reader;
+ },
+ cancelAllRequests: function PDFDataTransportStream_cancelAllRequests(reason) {
+ if (this._fullRequestReader) {
+ this._fullRequestReader.cancel(reason);
+ }
+
+ var readers = this._rangeReaders.slice(0);
+
+ readers.forEach(function (rangeReader) {
+ rangeReader.cancel(reason);
+ });
+
+ this._pdfDataRangeTransport.abort();
+ }
+ };
+
+ function PDFDataTransportStreamReader(stream, queuedChunks) {
+ this._stream = stream;
+ this._done = false;
+ this._filename = null;
+ this._queuedChunks = queuedChunks || [];
+ this._requests = [];
+ this._headersReady = Promise.resolve();
+ stream._fullRequestReader = this;
+ this.onProgress = null;
+ }
+
+ PDFDataTransportStreamReader.prototype = {
+ _enqueue: function PDFDataTransportStreamReader_enqueue(chunk) {
+ if (this._done) {
+ return;
+ }
+
+ if (this._requests.length > 0) {
+ var requestCapability = this._requests.shift();
+
+ requestCapability.resolve({
+ value: chunk,
+ done: false
+ });
+ return;
+ }
+
+ this._queuedChunks.push(chunk);
+ },
+
+ get headersReady() {
+ return this._headersReady;
+ },
+
+ get filename() {
+ return this._filename;
+ },
+
+ get isRangeSupported() {
+ return this._stream._isRangeSupported;
+ },
+
+ get isStreamingSupported() {
+ return this._stream._isStreamingSupported;
+ },
+
+ get contentLength() {
+ return this._stream._contentLength;
+ },
+
+ read: function () {
+ var _read = _asyncToGenerator(
+ /*#__PURE__*/
+ _regenerator.default.mark(function _callee() {
+ var chunk, requestCapability;
+ return _regenerator.default.wrap(function _callee$(_context) {
+ while (1) {
+ switch (_context.prev = _context.next) {
+ case 0:
+ if (!(this._queuedChunks.length > 0)) {
+ _context.next = 3;
+ break;
+ }
+
+ chunk = this._queuedChunks.shift();
+ return _context.abrupt("return", {
+ value: chunk,
+ done: false
+ });
+
+ case 3:
+ if (!this._done) {
+ _context.next = 5;
+ break;
+ }
+
+ return _context.abrupt("return", {
+ value: undefined,
+ done: true
+ });
+
+ case 5:
+ requestCapability = (0, _util.createPromiseCapability)();
+
+ this._requests.push(requestCapability);
+
+ return _context.abrupt("return", requestCapability.promise);
+
+ case 8:
+ case "end":
+ return _context.stop();
+ }
+ }
+ }, _callee, this);
+ }));
+
+ function read() {
+ return _read.apply(this, arguments);
+ }
+
+ return read;
+ }(),
+ cancel: function PDFDataTransportStreamReader_cancel(reason) {
+ this._done = true;
+
+ this._requests.forEach(function (requestCapability) {
+ requestCapability.resolve({
+ value: undefined,
+ done: true
+ });
+ });
+
+ this._requests = [];
+ }
+ };
+
+ function PDFDataTransportStreamRangeReader(stream, begin, end) {
+ this._stream = stream;
+ this._begin = begin;
+ this._end = end;
+ this._queuedChunk = null;
+ this._requests = [];
+ this._done = false;
+ this.onProgress = null;
+ }
+
+ PDFDataTransportStreamRangeReader.prototype = {
+ _enqueue: function PDFDataTransportStreamRangeReader_enqueue(chunk) {
+ if (this._done) {
+ return;
+ }
+
+ if (this._requests.length === 0) {
+ this._queuedChunk = chunk;
+ } else {
+ var requestsCapability = this._requests.shift();
+
+ requestsCapability.resolve({
+ value: chunk,
+ done: false
+ });
+
+ this._requests.forEach(function (requestCapability) {
+ requestCapability.resolve({
+ value: undefined,
+ done: true
+ });
+ });
+
+ this._requests = [];
+ }
+
+ this._done = true;
+
+ this._stream._removeRangeReader(this);
+ },
+
+ get isStreamingSupported() {
+ return false;
+ },
+
+ read: function () {
+ var _read2 = _asyncToGenerator(
+ /*#__PURE__*/
+ _regenerator.default.mark(function _callee2() {
+ var chunk, requestCapability;
+ return _regenerator.default.wrap(function _callee2$(_context2) {
+ while (1) {
+ switch (_context2.prev = _context2.next) {
+ case 0:
+ if (!this._queuedChunk) {
+ _context2.next = 4;
+ break;
+ }
+
+ chunk = this._queuedChunk;
+ this._queuedChunk = null;
+ return _context2.abrupt("return", {
+ value: chunk,
+ done: false
+ });
+
+ case 4:
+ if (!this._done) {
+ _context2.next = 6;
+ break;
+ }
+
+ return _context2.abrupt("return", {
+ value: undefined,
+ done: true
+ });
+
+ case 6:
+ requestCapability = (0, _util.createPromiseCapability)();
+
+ this._requests.push(requestCapability);
+
+ return _context2.abrupt("return", requestCapability.promise);
+
+ case 9:
+ case "end":
+ return _context2.stop();
+ }
+ }
+ }, _callee2, this);
+ }));
+
+ function read() {
+ return _read2.apply(this, arguments);
+ }
+
+ return read;
+ }(),
+ cancel: function PDFDataTransportStreamRangeReader_cancel(reason) {
+ this._done = true;
+
+ this._requests.forEach(function (requestCapability) {
+ requestCapability.resolve({
+ value: undefined,
+ done: true
+ });
+ });
+
+ this._requests = [];
+
+ this._stream._removeRangeReader(this);
+ }
+ };
+ return PDFDataTransportStream;
+}();
+
+exports.PDFDataTransportStream = PDFDataTransportStream;
+
+/***/ }),
+/* 161 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.WebGLContext = void 0;
+
+var _util = __w_pdfjs_require__(1);
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
+
+function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
+
+var WebGLContext =
+/*#__PURE__*/
+function () {
+ function WebGLContext(_ref) {
+ var _ref$enable = _ref.enable,
+ enable = _ref$enable === void 0 ? false : _ref$enable;
+
+ _classCallCheck(this, WebGLContext);
+
+ this._enabled = enable === true;
+ }
+
+ _createClass(WebGLContext, [{
+ key: "composeSMask",
+ value: function composeSMask(_ref2) {
+ var layer = _ref2.layer,
+ mask = _ref2.mask,
+ properties = _ref2.properties;
+ return WebGLUtils.composeSMask(layer, mask, properties);
+ }
+ }, {
+ key: "drawFigures",
+ value: function drawFigures(_ref3) {
+ var width = _ref3.width,
+ height = _ref3.height,
+ backgroundColor = _ref3.backgroundColor,
+ figures = _ref3.figures,
+ context = _ref3.context;
+ return WebGLUtils.drawFigures(width, height, backgroundColor, figures, context);
+ }
+ }, {
+ key: "clear",
+ value: function clear() {
+ WebGLUtils.cleanup();
+ }
+ }, {
+ key: "isEnabled",
+ get: function get() {
+ var enabled = this._enabled;
+
+ if (enabled) {
+ enabled = WebGLUtils.tryInitGL();
+ }
+
+ return (0, _util.shadow)(this, 'isEnabled', enabled);
+ }
+ }]);
+
+ return WebGLContext;
+}();
+
+exports.WebGLContext = WebGLContext;
+
+var WebGLUtils = function WebGLUtilsClosure() {
function loadShader(gl, code, shaderType) {
var shader = gl.createShader(shaderType);
gl.shaderSource(shader, code);
gl.compileShader(shader);
var compiled = gl.getShaderParameter(shader, gl.COMPILE_STATUS);
+
if (!compiled) {
var errorMsg = gl.getShaderInfoLog(shader);
throw new Error('Error during shader compilation: ' + errorMsg);
}
+
return shader;
}
+
function createVertexShader(gl, code) {
return loadShader(gl, code, gl.VERTEX_SHADER);
}
+
function createFragmentShader(gl, code) {
return loadShader(gl, code, gl.FRAGMENT_SHADER);
}
+
function createProgram(gl, shaders) {
var program = gl.createProgram();
+
for (var i = 0, ii = shaders.length; i < ii; ++i) {
gl.attachShader(program, shaders[i]);
}
+
gl.linkProgram(program);
var linked = gl.getProgramParameter(program, gl.LINK_STATUS);
+
if (!linked) {
var errorMsg = gl.getProgramInfoLog(program);
throw new Error('Error during program linking: ' + errorMsg);
}
+
return program;
}
+
function createTexture(gl, image, textureId) {
gl.activeTexture(textureId);
var texture = gl.createTexture();
gl.bindTexture(gl.TEXTURE_2D, texture);
-
- // Set the parameters so we can render any size image.
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
-
- // Upload the image into the texture.
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image);
return texture;
}
var currentGL, currentCanvas;
+
function generateGL() {
if (currentGL) {
return;
}
+
currentCanvas = document.createElement('canvas');
- currentGL = currentCanvas.getContext('webgl',
- { premultipliedalpha: false });
+ currentGL = currentCanvas.getContext('webgl', {
+ premultipliedalpha: false
+ });
}
var smaskVertexShaderCode = '\
@@ -5238,7 +18100,6 @@ var WebGLUtils = (function WebGLUtilsClosure() {
\
v_texCoord = a_texCoord; \
} ';
-
var smaskFragmentShaderCode = '\
precision mediump float; \
\
@@ -5267,24 +18128,19 @@ var WebGLUtils = (function WebGLUtilsClosure() {
imageColor.rgb *= imageColor.a; \
gl_FragColor = imageColor; \
} ';
-
var smaskCache = null;
function initSmaskGL() {
var canvas, gl;
-
generateGL();
canvas = currentCanvas;
currentCanvas = null;
gl = currentGL;
currentGL = null;
-
- // setup a GLSL program
var vertexShader = createVertexShader(gl, smaskVertexShaderCode);
var fragmentShader = createFragmentShader(gl, smaskFragmentShaderCode);
var program = createProgram(gl, [vertexShader, fragmentShader]);
gl.useProgram(program);
-
var cache = {};
cache.gl = gl;
cache.canvas = canvas;
@@ -5292,84 +18148,58 @@ var WebGLUtils = (function WebGLUtilsClosure() {
cache.positionLocation = gl.getAttribLocation(program, 'a_position');
cache.backdropLocation = gl.getUniformLocation(program, 'u_backdrop');
cache.subtypeLocation = gl.getUniformLocation(program, 'u_subtype');
-
var texCoordLocation = gl.getAttribLocation(program, 'a_texCoord');
var texLayerLocation = gl.getUniformLocation(program, 'u_image');
var texMaskLocation = gl.getUniformLocation(program, 'u_mask');
-
- // provide texture coordinates for the rectangle.
var texCoordBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, texCoordBuffer);
- gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([
- 0.0, 0.0,
- 1.0, 0.0,
- 0.0, 1.0,
- 0.0, 1.0,
- 1.0, 0.0,
- 1.0, 1.0]), gl.STATIC_DRAW);
+ gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0.0, 0.0, 1.0, 0.0, 0.0, 1.0, 0.0, 1.0, 1.0, 0.0, 1.0, 1.0]), gl.STATIC_DRAW);
gl.enableVertexAttribArray(texCoordLocation);
gl.vertexAttribPointer(texCoordLocation, 2, gl.FLOAT, false, 0, 0);
-
gl.uniform1i(texLayerLocation, 0);
gl.uniform1i(texMaskLocation, 1);
-
smaskCache = cache;
}
function composeSMask(layer, mask, properties) {
- var width = layer.width, height = layer.height;
+ var width = layer.width,
+ height = layer.height;
if (!smaskCache) {
initSmaskGL();
}
- var cache = smaskCache,canvas = cache.canvas, gl = cache.gl;
+
+ var cache = smaskCache,
+ canvas = cache.canvas,
+ gl = cache.gl;
canvas.width = width;
canvas.height = height;
gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
gl.uniform2f(cache.resolutionLocation, width, height);
if (properties.backdrop) {
- gl.uniform4f(cache.resolutionLocation, properties.backdrop[0],
- properties.backdrop[1], properties.backdrop[2], 1);
+ gl.uniform4f(cache.resolutionLocation, properties.backdrop[0], properties.backdrop[1], properties.backdrop[2], 1);
} else {
gl.uniform4f(cache.resolutionLocation, 0, 0, 0, 0);
}
- gl.uniform1i(cache.subtypeLocation,
- properties.subtype === 'Luminosity' ? 1 : 0);
- // Create a textures
+ gl.uniform1i(cache.subtypeLocation, properties.subtype === 'Luminosity' ? 1 : 0);
var texture = createTexture(gl, layer, gl.TEXTURE0);
var maskTexture = createTexture(gl, mask, gl.TEXTURE1);
-
-
- // Create a buffer and put a single clipspace rectangle in
- // it (2 triangles)
var buffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
- gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([
- 0, 0,
- width, 0,
- 0, height,
- 0, height,
- width, 0,
- width, height]), gl.STATIC_DRAW);
+ gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0, 0, width, 0, 0, height, 0, height, width, 0, width, height]), gl.STATIC_DRAW);
gl.enableVertexAttribArray(cache.positionLocation);
gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
-
- // draw
gl.clearColor(0, 0, 0, 0);
gl.enable(gl.BLEND);
gl.blendFunc(gl.ONE, gl.ONE_MINUS_SRC_ALPHA);
gl.clear(gl.COLOR_BUFFER_BIT);
-
gl.drawArrays(gl.TRIANGLES, 0, 6);
-
gl.flush();
-
gl.deleteTexture(texture);
gl.deleteTexture(maskTexture);
gl.deleteBuffer(buffer);
-
return canvas;
}
@@ -5390,7 +18220,6 @@ var WebGLUtils = (function WebGLUtilsClosure() {
\
v_color = vec4(a_color / 255.0, 1.0); \
} ';
-
var figuresFragmentShaderCode = '\
precision mediump float; \
\
@@ -5399,24 +18228,19 @@ var WebGLUtils = (function WebGLUtilsClosure() {
void main() { \
gl_FragColor = v_color; \
} ';
-
var figuresCache = null;
function initFiguresGL() {
var canvas, gl;
-
generateGL();
canvas = currentCanvas;
currentCanvas = null;
gl = currentGL;
currentGL = null;
-
- // setup a GLSL program
var vertexShader = createVertexShader(gl, figuresVertexShaderCode);
var fragmentShader = createFragmentShader(gl, figuresFragmentShaderCode);
var program = createProgram(gl, [vertexShader, fragmentShader]);
gl.useProgram(program);
-
var cache = {};
cache.gl = gl;
cache.canvas = canvas;
@@ -5425,7 +18249,6 @@ var WebGLUtils = (function WebGLUtilsClosure() {
cache.offsetLocation = gl.getUniformLocation(program, 'u_offset');
cache.positionLocation = gl.getAttribLocation(program, 'a_position');
cache.colorLocation = gl.getAttribLocation(program, 'a_color');
-
figuresCache = cache;
}
@@ -5433,40 +18256,50 @@ var WebGLUtils = (function WebGLUtilsClosure() {
if (!figuresCache) {
initFiguresGL();
}
- var cache = figuresCache, canvas = cache.canvas, gl = cache.gl;
+ var cache = figuresCache,
+ canvas = cache.canvas,
+ gl = cache.gl;
canvas.width = width;
canvas.height = height;
gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
gl.uniform2f(cache.resolutionLocation, width, height);
-
- // count triangle points
var count = 0;
var i, ii, rows;
+
for (i = 0, ii = figures.length; i < ii; i++) {
switch (figures[i].type) {
case 'lattice':
- rows = (figures[i].coords.length / figures[i].verticesPerRow) | 0;
+ rows = figures[i].coords.length / figures[i].verticesPerRow | 0;
count += (rows - 1) * (figures[i].verticesPerRow - 1) * 6;
break;
+
case 'triangles':
count += figures[i].coords.length;
break;
}
}
- // transfer data
+
var coords = new Float32Array(count * 2);
var colors = new Uint8Array(count * 3);
- var coordsMap = context.coords, colorsMap = context.colors;
- var pIndex = 0, cIndex = 0;
+ var coordsMap = context.coords,
+ colorsMap = context.colors;
+ var pIndex = 0,
+ cIndex = 0;
+
for (i = 0, ii = figures.length; i < ii; i++) {
- var figure = figures[i], ps = figure.coords, cs = figure.colors;
+ var figure = figures[i],
+ ps = figure.coords,
+ cs = figure.colors;
+
switch (figure.type) {
case 'lattice':
var cols = figure.verticesPerRow;
- rows = (ps.length / cols) | 0;
+ rows = ps.length / cols | 0;
+
for (var row = 1; row < rows; row++) {
var offset = row * cols + 1;
+
for (var col = 1; col < cols; col++, offset++) {
coords[pIndex] = coordsMap[ps[offset - cols - 1]];
coords[pIndex + 1] = coordsMap[ps[offset - cols - 1] + 1];
@@ -5483,7 +18316,6 @@ var WebGLUtils = (function WebGLUtilsClosure() {
colors[cIndex + 6] = colorsMap[cs[offset - 1]];
colors[cIndex + 7] = colorsMap[cs[offset - 1] + 1];
colors[cIndex + 8] = colorsMap[cs[offset - 1] + 2];
-
coords[pIndex + 6] = coords[pIndex + 2];
coords[pIndex + 7] = coords[pIndex + 3];
coords[pIndex + 8] = coords[pIndex + 4];
@@ -5503,7 +18335,9 @@ var WebGLUtils = (function WebGLUtilsClosure() {
cIndex += 18;
}
}
+
break;
+
case 'triangles':
for (var j = 0, jj = ps.length; j < jj; j++) {
coords[pIndex] = coordsMap[ps[j]];
@@ -5514,4862 +18348,5252 @@ var WebGLUtils = (function WebGLUtilsClosure() {
pIndex += 2;
cIndex += 3;
}
+
break;
}
}
- // draw
if (backgroundColor) {
- gl.clearColor(backgroundColor[0] / 255, backgroundColor[1] / 255,
- backgroundColor[2] / 255, 1.0);
+ gl.clearColor(backgroundColor[0] / 255, backgroundColor[1] / 255, backgroundColor[2] / 255, 1.0);
} else {
gl.clearColor(0, 0, 0, 0);
}
- gl.clear(gl.COLOR_BUFFER_BIT);
+ gl.clear(gl.COLOR_BUFFER_BIT);
var coordsBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, coordsBuffer);
gl.bufferData(gl.ARRAY_BUFFER, coords, gl.STATIC_DRAW);
gl.enableVertexAttribArray(cache.positionLocation);
gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
-
var colorsBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, colorsBuffer);
gl.bufferData(gl.ARRAY_BUFFER, colors, gl.STATIC_DRAW);
gl.enableVertexAttribArray(cache.colorLocation);
- gl.vertexAttribPointer(cache.colorLocation, 3, gl.UNSIGNED_BYTE, false,
- 0, 0);
-
+ gl.vertexAttribPointer(cache.colorLocation, 3, gl.UNSIGNED_BYTE, false, 0, 0);
gl.uniform2f(cache.scaleLocation, context.scaleX, context.scaleY);
gl.uniform2f(cache.offsetLocation, context.offsetX, context.offsetY);
-
gl.drawArrays(gl.TRIANGLES, 0, count);
-
gl.flush();
-
gl.deleteBuffer(coordsBuffer);
gl.deleteBuffer(colorsBuffer);
-
return canvas;
}
- function cleanup() {
- if (smaskCache && smaskCache.canvas) {
- smaskCache.canvas.width = 0;
- smaskCache.canvas.height = 0;
- }
- if (figuresCache && figuresCache.canvas) {
- figuresCache.canvas.width = 0;
- figuresCache.canvas.height = 0;
- }
- smaskCache = null;
- figuresCache = null;
- }
-
return {
- get isEnabled() {
- if (PDFJS.disableWebGL) {
- return false;
- }
- var enabled = false;
+ tryInitGL: function tryInitGL() {
try {
generateGL();
- enabled = !!currentGL;
- } catch (e) { }
- return shadow(this, 'isEnabled', enabled);
+ return !!currentGL;
+ } catch (ex) {}
+
+ return false;
},
composeSMask: composeSMask,
drawFigures: drawFigures,
- clear: cleanup
- };
-})();
-
-exports.WebGLUtils = WebGLUtils;
-}));
-
-
-(function (root, factory) {
- {
- factory((root.pdfjsDisplayPatternHelper = {}), root.pdfjsSharedUtil,
- root.pdfjsDisplayWebGL);
- }
-}(this, function (exports, sharedUtil, displayWebGL) {
-
-var Util = sharedUtil.Util;
-var info = sharedUtil.info;
-var isArray = sharedUtil.isArray;
-var error = sharedUtil.error;
-var WebGLUtils = displayWebGL.WebGLUtils;
-
-var ShadingIRs = {};
-
-ShadingIRs.RadialAxial = {
- fromIR: function RadialAxial_fromIR(raw) {
- var type = raw[1];
- var colorStops = raw[2];
- var p0 = raw[3];
- var p1 = raw[4];
- var r0 = raw[5];
- var r1 = raw[6];
- return {
- type: 'Pattern',
- getPattern: function RadialAxial_getPattern(ctx) {
- var grad;
- if (type === 'axial') {
- grad = ctx.createLinearGradient(p0[0], p0[1], p1[0], p1[1]);
- } else if (type === 'radial') {
- grad = ctx.createRadialGradient(p0[0], p0[1], r0, p1[0], p1[1], r1);
- }
-
- for (var i = 0, ii = colorStops.length; i < ii; ++i) {
- var c = colorStops[i];
- grad.addColorStop(c[0], c[1]);
- }
- return grad;
+ cleanup: function cleanup() {
+ if (smaskCache && smaskCache.canvas) {
+ smaskCache.canvas.width = 0;
+ smaskCache.canvas.height = 0;
}
- };
- }
-};
-var createMeshCanvas = (function createMeshCanvasClosure() {
- function drawTriangle(data, context, p1, p2, p3, c1, c2, c3) {
- // Very basic Gouraud-shaded triangle rasterization algorithm.
- var coords = context.coords, colors = context.colors;
- var bytes = data.data, rowSize = data.width * 4;
- var tmp;
- if (coords[p1 + 1] > coords[p2 + 1]) {
- tmp = p1; p1 = p2; p2 = tmp; tmp = c1; c1 = c2; c2 = tmp;
+ if (figuresCache && figuresCache.canvas) {
+ figuresCache.canvas.width = 0;
+ figuresCache.canvas.height = 0;
+ }
+
+ smaskCache = null;
+ figuresCache = null;
}
- if (coords[p2 + 1] > coords[p3 + 1]) {
- tmp = p2; p2 = p3; p3 = tmp; tmp = c2; c2 = c3; c3 = tmp;
- }
- if (coords[p1 + 1] > coords[p2 + 1]) {
- tmp = p1; p1 = p2; p2 = tmp; tmp = c1; c1 = c2; c2 = tmp;
- }
- var x1 = (coords[p1] + context.offsetX) * context.scaleX;
- var y1 = (coords[p1 + 1] + context.offsetY) * context.scaleY;
- var x2 = (coords[p2] + context.offsetX) * context.scaleX;
- var y2 = (coords[p2 + 1] + context.offsetY) * context.scaleY;
- var x3 = (coords[p3] + context.offsetX) * context.scaleX;
- var y3 = (coords[p3 + 1] + context.offsetY) * context.scaleY;
- if (y1 >= y3) {
+ };
+}();
+
+/***/ }),
+/* 162 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.renderTextLayer = void 0;
+
+var _util = __w_pdfjs_require__(1);
+
+var _global_scope = _interopRequireDefault(__w_pdfjs_require__(3));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+var renderTextLayer = function renderTextLayerClosure() {
+ var MAX_TEXT_DIVS_TO_RENDER = 100000;
+ var NonWhitespaceRegexp = /\S/;
+
+ function isAllWhitespace(str) {
+ return !NonWhitespaceRegexp.test(str);
+ }
+
+ var styleBuf = ['left: ', 0, 'px; top: ', 0, 'px; font-size: ', 0, 'px; font-family: ', '', ';'];
+
+ function appendText(task, geom, styles) {
+ var textDiv = document.createElement('span');
+ var textDivProperties = {
+ style: null,
+ angle: 0,
+ canvasWidth: 0,
+ isWhitespace: false,
+ originalTransform: null,
+ paddingBottom: 0,
+ paddingLeft: 0,
+ paddingRight: 0,
+ paddingTop: 0,
+ scale: 1
+ };
+
+ task._textDivs.push(textDiv);
+
+ if (isAllWhitespace(geom.str)) {
+ textDivProperties.isWhitespace = true;
+
+ task._textDivProperties.set(textDiv, textDivProperties);
+
return;
}
- var c1r = colors[c1], c1g = colors[c1 + 1], c1b = colors[c1 + 2];
- var c2r = colors[c2], c2g = colors[c2 + 1], c2b = colors[c2 + 2];
- var c3r = colors[c3], c3g = colors[c3 + 1], c3b = colors[c3 + 2];
- var minY = Math.round(y1), maxY = Math.round(y3);
- var xa, car, cag, cab;
- var xb, cbr, cbg, cbb;
- var k;
- for (var y = minY; y <= maxY; y++) {
- if (y < y2) {
- k = y < y1 ? 0 : y1 === y2 ? 1 : (y1 - y) / (y1 - y2);
- xa = x1 - (x1 - x2) * k;
- car = c1r - (c1r - c2r) * k;
- cag = c1g - (c1g - c2g) * k;
- cab = c1b - (c1b - c2b) * k;
+ var tx = _util.Util.transform(task._viewport.transform, geom.transform);
+
+ var angle = Math.atan2(tx[1], tx[0]);
+ var style = styles[geom.fontName];
+
+ if (style.vertical) {
+ angle += Math.PI / 2;
+ }
+
+ var fontHeight = Math.sqrt(tx[2] * tx[2] + tx[3] * tx[3]);
+ var fontAscent = fontHeight;
+
+ if (style.ascent) {
+ fontAscent = style.ascent * fontAscent;
+ } else if (style.descent) {
+ fontAscent = (1 + style.descent) * fontAscent;
+ }
+
+ var left;
+ var top;
+
+ if (angle === 0) {
+ left = tx[4];
+ top = tx[5] - fontAscent;
+ } else {
+ left = tx[4] + fontAscent * Math.sin(angle);
+ top = tx[5] - fontAscent * Math.cos(angle);
+ }
+
+ styleBuf[1] = left;
+ styleBuf[3] = top;
+ styleBuf[5] = fontHeight;
+ styleBuf[7] = style.fontFamily;
+ textDivProperties.style = styleBuf.join('');
+ textDiv.setAttribute('style', textDivProperties.style);
+ textDiv.textContent = geom.str;
+
+ if (task._fontInspectorEnabled) {
+ textDiv.dataset.fontName = geom.fontName;
+ }
+
+ if (angle !== 0) {
+ textDivProperties.angle = angle * (180 / Math.PI);
+ }
+
+ if (geom.str.length > 1) {
+ if (style.vertical) {
+ textDivProperties.canvasWidth = geom.height * task._viewport.scale;
} else {
- k = y > y3 ? 1 : y2 === y3 ? 0 : (y2 - y) / (y2 - y3);
- xa = x2 - (x2 - x3) * k;
- car = c2r - (c2r - c3r) * k;
- cag = c2g - (c2g - c3g) * k;
- cab = c2b - (c2b - c3b) * k;
- }
- k = y < y1 ? 0 : y > y3 ? 1 : (y1 - y) / (y1 - y3);
- xb = x1 - (x1 - x3) * k;
- cbr = c1r - (c1r - c3r) * k;
- cbg = c1g - (c1g - c3g) * k;
- cbb = c1b - (c1b - c3b) * k;
- var x1_ = Math.round(Math.min(xa, xb));
- var x2_ = Math.round(Math.max(xa, xb));
- var j = rowSize * y + x1_ * 4;
- for (var x = x1_; x <= x2_; x++) {
- k = (xa - x) / (xa - xb);
- k = k < 0 ? 0 : k > 1 ? 1 : k;
- bytes[j++] = (car - (car - cbr) * k) | 0;
- bytes[j++] = (cag - (cag - cbg) * k) | 0;
- bytes[j++] = (cab - (cab - cbb) * k) | 0;
- bytes[j++] = 255;
+ textDivProperties.canvasWidth = geom.width * task._viewport.scale;
}
}
- }
- function drawFigure(data, figure, context) {
- var ps = figure.coords;
- var cs = figure.colors;
- var i, ii;
- switch (figure.type) {
- case 'lattice':
- var verticesPerRow = figure.verticesPerRow;
- var rows = Math.floor(ps.length / verticesPerRow) - 1;
- var cols = verticesPerRow - 1;
- for (i = 0; i < rows; i++) {
- var q = i * verticesPerRow;
- for (var j = 0; j < cols; j++, q++) {
- drawTriangle(data, context,
- ps[q], ps[q + 1], ps[q + verticesPerRow],
- cs[q], cs[q + 1], cs[q + verticesPerRow]);
- drawTriangle(data, context,
- ps[q + verticesPerRow + 1], ps[q + 1], ps[q + verticesPerRow],
- cs[q + verticesPerRow + 1], cs[q + 1], cs[q + verticesPerRow]);
- }
- }
- break;
- case 'triangles':
- for (i = 0, ii = ps.length; i < ii; i += 3) {
- drawTriangle(data, context,
- ps[i], ps[i + 1], ps[i + 2],
- cs[i], cs[i + 1], cs[i + 2]);
- }
- break;
- default:
- error('illigal figure');
- break;
- }
- }
+ task._textDivProperties.set(textDiv, textDivProperties);
- function createMeshCanvas(bounds, combinesScale, coords, colors, figures,
- backgroundColor, cachedCanvases) {
- // we will increase scale on some weird factor to let antialiasing take
- // care of "rough" edges
- var EXPECTED_SCALE = 1.1;
- // MAX_PATTERN_SIZE is used to avoid OOM situation.
- var MAX_PATTERN_SIZE = 3000; // 10in @ 300dpi shall be enough
-
- var offsetX = Math.floor(bounds[0]);
- var offsetY = Math.floor(bounds[1]);
- var boundsWidth = Math.ceil(bounds[2]) - offsetX;
- var boundsHeight = Math.ceil(bounds[3]) - offsetY;
-
- var width = Math.min(Math.ceil(Math.abs(boundsWidth * combinesScale[0] *
- EXPECTED_SCALE)), MAX_PATTERN_SIZE);
- var height = Math.min(Math.ceil(Math.abs(boundsHeight * combinesScale[1] *
- EXPECTED_SCALE)), MAX_PATTERN_SIZE);
- var scaleX = boundsWidth / width;
- var scaleY = boundsHeight / height;
-
- var context = {
- coords: coords,
- colors: colors,
- offsetX: -offsetX,
- offsetY: -offsetY,
- scaleX: 1 / scaleX,
- scaleY: 1 / scaleY
- };
-
- var canvas, tmpCanvas, i, ii;
- if (WebGLUtils.isEnabled) {
- canvas = WebGLUtils.drawFigures(width, height, backgroundColor,
- figures, context);
-
- // https://bugzilla.mozilla.org/show_bug.cgi?id=972126
- tmpCanvas = cachedCanvases.getCanvas('mesh', width, height, false);
- tmpCanvas.context.drawImage(canvas, 0, 0);
- canvas = tmpCanvas.canvas;
- } else {
- tmpCanvas = cachedCanvases.getCanvas('mesh', width, height, false);
- var tmpCtx = tmpCanvas.context;
-
- var data = tmpCtx.createImageData(width, height);
- if (backgroundColor) {
- var bytes = data.data;
- for (i = 0, ii = bytes.length; i < ii; i += 4) {
- bytes[i] = backgroundColor[0];
- bytes[i + 1] = backgroundColor[1];
- bytes[i + 2] = backgroundColor[2];
- bytes[i + 3] = 255;
- }
- }
- for (i = 0; i < figures.length; i++) {
- drawFigure(data, figures[i], context);
- }
- tmpCtx.putImageData(data, 0, 0);
- canvas = tmpCanvas.canvas;
+ if (task._textContentStream) {
+ task._layoutText(textDiv);
}
- return {canvas: canvas, offsetX: offsetX, offsetY: offsetY,
- scaleX: scaleX, scaleY: scaleY};
- }
- return createMeshCanvas;
-})();
+ if (task._enhanceTextSelection) {
+ var angleCos = 1,
+ angleSin = 0;
-ShadingIRs.Mesh = {
- fromIR: function Mesh_fromIR(raw) {
- //var type = raw[1];
- var coords = raw[2];
- var colors = raw[3];
- var figures = raw[4];
- var bounds = raw[5];
- var matrix = raw[6];
- //var bbox = raw[7];
- var background = raw[8];
- return {
- type: 'Pattern',
- getPattern: function Mesh_getPattern(ctx, owner, shadingFill) {
- var scale;
- if (shadingFill) {
- scale = Util.singularValueDecompose2dScale(ctx.mozCurrentTransform);
- } else {
- // Obtain scale from matrix and current transformation matrix.
- scale = Util.singularValueDecompose2dScale(owner.baseTransform);
- if (matrix) {
- var matrixScale = Util.singularValueDecompose2dScale(matrix);
- scale = [scale[0] * matrixScale[0],
- scale[1] * matrixScale[1]];
- }
- }
-
-
- // Rasterizing on the main thread since sending/queue large canvases
- // might cause OOM.
- var temporaryPatternCanvas = createMeshCanvas(bounds, scale, coords,
- colors, figures, shadingFill ? null : background,
- owner.cachedCanvases);
-
- if (!shadingFill) {
- ctx.setTransform.apply(ctx, owner.baseTransform);
- if (matrix) {
- ctx.transform.apply(ctx, matrix);
- }
- }
-
- ctx.translate(temporaryPatternCanvas.offsetX,
- temporaryPatternCanvas.offsetY);
- ctx.scale(temporaryPatternCanvas.scaleX,
- temporaryPatternCanvas.scaleY);
-
- return ctx.createPattern(temporaryPatternCanvas.canvas, 'no-repeat');
+ if (angle !== 0) {
+ angleCos = Math.cos(angle);
+ angleSin = Math.sin(angle);
}
- };
- }
-};
-ShadingIRs.Dummy = {
- fromIR: function Dummy_fromIR() {
- return {
- type: 'Pattern',
- getPattern: function Dummy_fromIR_getPattern() {
- return 'hotpink';
- }
- };
- }
-};
+ var divWidth = (style.vertical ? geom.height : geom.width) * task._viewport.scale;
+ var divHeight = fontHeight;
+ var m, b;
-function getShadingPatternFromIR(raw) {
- var shadingIR = ShadingIRs[raw[0]];
- if (!shadingIR) {
- error('Unknown IR type: ' + raw[0]);
- }
- return shadingIR.fromIR(raw);
-}
-
-var TilingPattern = (function TilingPatternClosure() {
- var PaintType = {
- COLORED: 1,
- UNCOLORED: 2
- };
-
- var MAX_PATTERN_SIZE = 3000; // 10in @ 300dpi shall be enough
-
- function TilingPattern(IR, color, ctx, canvasGraphicsFactory, baseTransform) {
- this.operatorList = IR[2];
- this.matrix = IR[3] || [1, 0, 0, 1, 0, 0];
- this.bbox = IR[4];
- this.xstep = IR[5];
- this.ystep = IR[6];
- this.paintType = IR[7];
- this.tilingType = IR[8];
- this.color = color;
- this.canvasGraphicsFactory = canvasGraphicsFactory;
- this.baseTransform = baseTransform;
- this.type = 'Pattern';
- this.ctx = ctx;
- }
-
- TilingPattern.prototype = {
- createPatternCanvas: function TilinPattern_createPatternCanvas(owner) {
- var operatorList = this.operatorList;
- var bbox = this.bbox;
- var xstep = this.xstep;
- var ystep = this.ystep;
- var paintType = this.paintType;
- var tilingType = this.tilingType;
- var color = this.color;
- var canvasGraphicsFactory = this.canvasGraphicsFactory;
-
- info('TilingType: ' + tilingType);
-
- var x0 = bbox[0], y0 = bbox[1], x1 = bbox[2], y1 = bbox[3];
-
- var topLeft = [x0, y0];
- // we want the canvas to be as large as the step size
- var botRight = [x0 + xstep, y0 + ystep];
-
- var width = botRight[0] - topLeft[0];
- var height = botRight[1] - topLeft[1];
-
- // Obtain scale from matrix and current transformation matrix.
- var matrixScale = Util.singularValueDecompose2dScale(this.matrix);
- var curMatrixScale = Util.singularValueDecompose2dScale(
- this.baseTransform);
- var combinedScale = [matrixScale[0] * curMatrixScale[0],
- matrixScale[1] * curMatrixScale[1]];
-
- // MAX_PATTERN_SIZE is used to avoid OOM situation.
- // Use width and height values that are as close as possible to the end
- // result when the pattern is used. Too low value makes the pattern look
- // blurry. Too large value makes it look too crispy.
- width = Math.min(Math.ceil(Math.abs(width * combinedScale[0])),
- MAX_PATTERN_SIZE);
-
- height = Math.min(Math.ceil(Math.abs(height * combinedScale[1])),
- MAX_PATTERN_SIZE);
-
- var tmpCanvas = owner.cachedCanvases.getCanvas('pattern',
- width, height, true);
- var tmpCtx = tmpCanvas.context;
- var graphics = canvasGraphicsFactory.createCanvasGraphics(tmpCtx);
- graphics.groupLevel = owner.groupLevel;
-
- this.setFillAndStrokeStyleToContext(tmpCtx, paintType, color);
-
- this.setScale(width, height, xstep, ystep);
- this.transformToScale(graphics);
-
- // transform coordinates to pattern space
- var tmpTranslate = [1, 0, 0, 1, -topLeft[0], -topLeft[1]];
- graphics.transform.apply(graphics, tmpTranslate);
-
- this.clipBbox(graphics, bbox, x0, y0, x1, y1);
-
- graphics.executeOperatorList(operatorList);
- return tmpCanvas.canvas;
- },
-
- setScale: function TilingPattern_setScale(width, height, xstep, ystep) {
- this.scale = [width / xstep, height / ystep];
- },
-
- transformToScale: function TilingPattern_transformToScale(graphics) {
- var scale = this.scale;
- var tmpScale = [scale[0], 0, 0, scale[1], 0, 0];
- graphics.transform.apply(graphics, tmpScale);
- },
-
- scaleToContext: function TilingPattern_scaleToContext() {
- var scale = this.scale;
- this.ctx.scale(1 / scale[0], 1 / scale[1]);
- },
-
- clipBbox: function clipBbox(graphics, bbox, x0, y0, x1, y1) {
- if (bbox && isArray(bbox) && bbox.length === 4) {
- var bboxWidth = x1 - x0;
- var bboxHeight = y1 - y0;
- graphics.ctx.rect(x0, y0, bboxWidth, bboxHeight);
- graphics.clip();
- graphics.endPath();
- }
- },
-
- setFillAndStrokeStyleToContext:
- function setFillAndStrokeStyleToContext(context, paintType, color) {
- switch (paintType) {
- case PaintType.COLORED:
- var ctx = this.ctx;
- context.fillStyle = ctx.fillStyle;
- context.strokeStyle = ctx.strokeStyle;
- break;
- case PaintType.UNCOLORED:
- var cssColor = Util.makeCssRgb(color[0], color[1], color[2]);
- context.fillStyle = cssColor;
- context.strokeStyle = cssColor;
- break;
- default:
- error('Unsupported paint type: ' + paintType);
- }
- },
-
- getPattern: function TilingPattern_getPattern(ctx, owner) {
- var temporaryPatternCanvas = this.createPatternCanvas(owner);
-
- ctx = this.ctx;
- ctx.setTransform.apply(ctx, this.baseTransform);
- ctx.transform.apply(ctx, this.matrix);
- this.scaleToContext();
-
- return ctx.createPattern(temporaryPatternCanvas, 'repeat');
- }
- };
-
- return TilingPattern;
-})();
-
-exports.getShadingPatternFromIR = getShadingPatternFromIR;
-exports.TilingPattern = TilingPattern;
-}));
-
-
-(function (root, factory) {
- {
- factory((root.pdfjsDisplayCanvas = {}), root.pdfjsSharedUtil,
- root.pdfjsDisplayPatternHelper, root.pdfjsDisplayWebGL);
- }
-}(this, function (exports, sharedUtil, displayPatternHelper, displayWebGL) {
-
-var FONT_IDENTITY_MATRIX = sharedUtil.FONT_IDENTITY_MATRIX;
-var IDENTITY_MATRIX = sharedUtil.IDENTITY_MATRIX;
-var ImageKind = sharedUtil.ImageKind;
-var OPS = sharedUtil.OPS;
-var TextRenderingMode = sharedUtil.TextRenderingMode;
-var Uint32ArrayView = sharedUtil.Uint32ArrayView;
-var Util = sharedUtil.Util;
-var assert = sharedUtil.assert;
-var info = sharedUtil.info;
-var isNum = sharedUtil.isNum;
-var isArray = sharedUtil.isArray;
-var error = sharedUtil.error;
-var shadow = sharedUtil.shadow;
-var warn = sharedUtil.warn;
-var TilingPattern = displayPatternHelper.TilingPattern;
-var getShadingPatternFromIR = displayPatternHelper.getShadingPatternFromIR;
-var WebGLUtils = displayWebGL.WebGLUtils;
-
-//