5 lines
11 KiB
JavaScript
5 lines
11 KiB
JavaScript
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/*! Picturefill - v3.0.1 - 2015-09-30
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* http://scottjehl.github.io/picturefill
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* Copyright (c) 2015 https://github.com/scottjehl/picturefill/blob/master/Authors.txt; Licensed MIT
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*/
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!function(a){var b=navigator.userAgent;a.HTMLPictureElement&&/ecko/.test(b)&&b.match(/rv\:(\d+)/)&&RegExp.$1<41&&addEventListener("resize",function(){var b,c=document.createElement("source"),d=function(a){var b,d,e=a.parentNode;"PICTURE"===e.nodeName.toUpperCase()?(b=c.cloneNode(),e.insertBefore(b,e.firstElementChild),setTimeout(function(){e.removeChild(b)})):(!a._pfLastSize||a.offsetWidth>a._pfLastSize)&&(a._pfLastSize=a.offsetWidth,d=a.sizes,a.sizes+=",100vw",setTimeout(function(){a.sizes=d}))},e=function(){var a,b=document.querySelectorAll("picture > img, img[srcset][sizes]");for(a=0;a<b.length;a++)d(b[a])},f=function(){clearTimeout(b),b=setTimeout(e,99)},g=a.matchMedia&&matchMedia("(orientation: landscape)"),h=function(){f(),g&&g.addListener&&g.addListener(f)};return c.srcset="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==",/^[c|i]|d$/.test(document.readyState||"")?h():document.addEventListener("DOMContentLoaded",h),f}())}(window),function(a,b,c){"use strict";function d(a){return" "===a||" "===a||"\n"===a||"\f"===a||"\r"===a}function e(b,c){var d=new a.Image;return d.onerror=function(){z[b]=!1,aa()},d.onload=function(){z[b]=1===d.width,aa()},d.src=c,"pending"}function f(){L=!1,O=a.devicePixelRatio,M={},N={},s.DPR=O||1,P.width=Math.max(a.innerWidth||0,y.clientWidth),P.height=Math.max(a.innerHeight||0,y.clientHeight),P.vw=P.width/100,P.vh=P.height/100,r=[P.height,P.width,O].join("-"),P.em=s.getEmValue(),P.rem=P.em}function g(a,b,c,d){var e,f,g,h;return"saveData"===A.algorithm?a>2.7?h=c+1:(f=b-c,e=Math.pow(a-.6,1.5),g=f*e,d&&(g+=.1*e),h=a+g):h=c>1?Math.sqrt(a*b):a,h>c}function h(a){var b,c=s.getSet(a),d=!1;"pending"!==c&&(d=r,c&&(b=s.setRes(c),s.applySetCandidate(b,a))),a[s.ns].evaled=d}function i(a,b){return a.res-b.res}function j(a,b,c){var d;return!c&&b&&(c=a[s.ns].sets,c=c&&c[c.length-1]),d=k(b,c),d&&(b=s.makeUrl(b),a[s.ns].curSrc=b,a[s.ns].curCan=d,d.res||_(d,d.set.sizes)),d}function k(a,b){var c,d,e;if(a&&b)for(e=s.parseSet(b),a=s.makeUrl(a),c=0;c<e.length;c++)if(a===s.makeUrl(e[c].url)){d=e[c];break}return d}function l(a,b){var c,d,e,f,g=a.getElementsByTagName("source");for(c=0,d=g.length;d>c;c++)e=g[c],e[s.ns]=!0,f=e.getAttribute("srcset"),f&&b.push({srcset:f,media:e.getAttribute("media"),type:e.getAttribute("type"),sizes:e.getAttribute("sizes")})}function m(a,b){function c(b){var c,d=b.exec(a.substring(m));return d?(c=d[0],m+=c.length,c):void 0}function e(){var a,c,d,e,f,i,j,k,l,m=!1,o={};for(e=0;e<h.length;e++)f=h[e],i=f[f.length-1],j=f.substring(0,f.length-1),k=parseInt(j,10),l=parseFloat(j),W.test(j)&&"w"===i?((a||c)&&(m=!0),0===k?m=!0:a=k):X.test(j)&&"x"===i?((a||c||d)&&(m=!0),0>l?m=!0:c=l):W.test(j)&&"h"===i?((d||c)&&(m=!0),0===k?m=!0:d=k):m=!0;m||(o.url=g,a&&(o.w=a),c&&(o.d=c),d&&(o.h=d),d||c||a||(o.d=1),1===o.d&&(b.has1x=!0),o.set=b,n.push(o))}function f(){for(c(S),i="",j="in descriptor";;){if(k=a.charAt(m),"in descriptor"===j)if(d(k))i&&(h.push(i),i="",j="after descriptor");else{if(","===k)return m+=1,i&&h.push(i),void e();if("("===k)i+=k,j="in parens";else{if(""===k)return i&&h.push(i),void e();i+=k}}else if("in parens"===j)if(")"===k)i+=k,j="in descriptor";else{if(""===k)return h.push(i),void e();i+=k}else if("after descriptor"===j)if(d(k));else{if(""===k)return void e();j="in descriptor",m-=1}m+=1}}for(var g,h,i,j,k,l=a.length,m=0,n=[];;){if(c(T),m>=l)return n;g=c(U),h=[],","===g.slice(-1)?(g=g.replace(V,""),e()):f()}}function n(a){function b(a){function b(){f&&(g.push(f),f="")}function c(){g[0]&&(h.push(g),g=[])}for(var e,f="",g=[],h=[],i=0,j=0,k=!1;;){if(e=a.charAt(j),""===e)return b(),c(),h;if(k){if("*"===e&&"/"===a[j+1]){k=!1,j+=2,b();continue}j+=1}else{if(d(e)){if(a.charAt(j-1)&&d(a.charAt(j-1))||!f){j+=1;continue}if(0===i){b(),j+=1;continue}e=" "}else if("("===e)i+=1;else if(")"===e)i-=1;else{if(","===e){b(),c(),j+=1;continue}if("/"===e&&"*"===a.charAt(j+1)){k=!0,j+=2;continue}}f+=e,j+=1}}}function c(a){return k.test(a)&&parseFloat(a)>=0?!0:l.test(a)?!0:"0"===a||"-0"===a||"+0"===a?!0:!1}var e,f,g,h,i,j,k=/^(?:[+-]?[0-9]+|[0-9]*\.[0-9]+)(?:[eE][+-]?[0-9]+)?(?:ch|cm|
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