1128 lines
34 KiB
JavaScript
1128 lines
34 KiB
JavaScript
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//
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// jQuery MiniColors: A tiny color picker built on jQuery
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//
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// Developed by Cory LaViska for A Beautiful Site, LLC
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//
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// Licensed under the MIT license: http://opensource.org/licenses/MIT
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//
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(function (factory) {
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if(typeof define === 'function' && define.amd) {
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// AMD. Register as an anonymous module.
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define(['jquery'], factory);
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} else if(typeof exports === 'object') {
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// Node/CommonJS
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module.exports = factory(require('jquery'));
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} else {
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// Browser globals
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factory(jQuery);
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}
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}(function ($) {
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'use strict';
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// Defaults
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$.minicolors = {
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defaults: {
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animationSpeed: 50,
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animationEasing: 'swing',
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change: null,
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changeDelay: 0,
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control: 'hue',
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defaultValue: '',
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format: 'hex',
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hide: null,
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hideSpeed: 100,
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inline: false,
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keywords: '',
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letterCase: 'lowercase',
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opacity: false,
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position: 'bottom',
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show: null,
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showSpeed: 100,
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theme: 'default',
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swatches: []
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}
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};
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// Public methods
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$.extend($.fn, {
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minicolors: function(method, data) {
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switch(method) {
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// Destroy the control
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case 'destroy':
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$(this).each(function() {
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destroy($(this));
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});
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return $(this);
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// Hide the color picker
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case 'hide':
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hide();
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return $(this);
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// Get/set opacity
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case 'opacity':
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// Getter
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if(data === undefined) {
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// Getter
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return $(this).attr('data-opacity');
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} else {
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// Setter
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$(this).each(function() {
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updateFromInput($(this).attr('data-opacity', data));
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});
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}
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return $(this);
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// Get an RGB(A) object based on the current color/opacity
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case 'rgbObject':
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return rgbObject($(this), method === 'rgbaObject');
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// Get an RGB(A) string based on the current color/opacity
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case 'rgbString':
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case 'rgbaString':
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return rgbString($(this), method === 'rgbaString');
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// Get/set settings on the fly
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case 'settings':
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if(data === undefined) {
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return $(this).data('minicolors-settings');
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} else {
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// Setter
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$(this).each(function() {
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var settings = $(this).data('minicolors-settings') || {};
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destroy($(this));
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$(this).minicolors($.extend(true, settings, data));
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});
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}
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return $(this);
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// Show the color picker
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case 'show':
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show($(this).eq(0));
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return $(this);
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// Get/set the hex color value
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case 'value':
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if(data === undefined) {
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// Getter
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return $(this).val();
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} else {
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// Setter
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$(this).each(function() {
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if(typeof(data) === 'object' && data !== null) {
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if(data.opacity !== undefined) {
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$(this).attr('data-opacity', keepWithin(data.opacity, 0, 1));
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}
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if(data.color) {
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$(this).val(data.color);
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}
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} else {
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$(this).val(data);
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}
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updateFromInput($(this));
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});
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}
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return $(this);
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// Initializes the control
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default:
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if(method !== 'create') data = method;
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$(this).each(function() {
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init($(this), data);
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});
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return $(this);
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}
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}
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});
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// Initialize input elements
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function init(input, settings) {
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var minicolors = $('<div class="minicolors" />');
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var defaults = $.minicolors.defaults;
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var name;
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var size;
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var swatches;
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var swatch;
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var swatchString;
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var panel;
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var i;
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// Do nothing if already initialized
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if(input.data('minicolors-initialized')) return;
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// Handle settings
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settings = $.extend(true, {}, defaults, settings);
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// The wrapper
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minicolors
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.addClass('minicolors-theme-' + settings.theme)
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.toggleClass('minicolors-with-opacity', settings.opacity);
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// Custom positioning
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if(settings.position !== undefined) {
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$.each(settings.position.split(' '), function() {
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minicolors.addClass('minicolors-position-' + this);
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});
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}
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// Input size
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if(settings.format === 'rgb') {
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size = settings.opacity ? '25' : '20';
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} else {
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size = settings.keywords ? '11' : '7';
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}
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// The input
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input
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.addClass('minicolors-input')
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.data('minicolors-initialized', false)
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.data('minicolors-settings', settings)
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.prop('size', size)
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.wrap(minicolors)
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.after(
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'<div class="minicolors-panel minicolors-slider-' + settings.control + '">' +
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'<div class="minicolors-slider minicolors-sprite">' +
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'<div class="minicolors-picker"></div>' +
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'</div>' +
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'<div class="minicolors-opacity-slider minicolors-sprite">' +
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'<div class="minicolors-picker"></div>' +
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'</div>' +
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'<div class="minicolors-grid minicolors-sprite">' +
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'<div class="minicolors-grid-inner"></div>' +
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'<div class="minicolors-picker"><div></div></div>' +
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'</div>' +
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'</div>'
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);
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// The swatch
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if(!settings.inline) {
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input.after('<span class="minicolors-swatch minicolors-sprite minicolors-input-swatch"><span class="minicolors-swatch-color"></span></span>');
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input.next('.minicolors-input-swatch').on('click', function(event) {
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event.preventDefault();
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input.focus();
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});
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}
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// Prevent text selection in IE
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panel = input.parent().find('.minicolors-panel');
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panel.on('selectstart', function() { return false; }).end();
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// Swatches
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if(settings.swatches && settings.swatches.length !== 0) {
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panel.addClass('minicolors-with-swatches');
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swatches = $('<ul class="minicolors-swatches"></ul>')
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.appendTo(panel);
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for(i = 0; i < settings.swatches.length; ++i) {
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// allow for custom objects as swatches
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if($.type(settings.swatches[i]) === 'object') {
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name = settings.swatches[i].name;
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swatch = settings.swatches[i].color;
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} else {
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name = '';
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swatch = settings.swatches[i];
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}
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swatchString = swatch;
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swatch = isRgb(swatch) ? parseRgb(swatch, true) : hex2rgb(parseHex(swatch, true));
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$('<li class="minicolors-swatch minicolors-sprite"><span class="minicolors-swatch-color" title="' + name + '"></span></li>')
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.appendTo(swatches)
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.data('swatch-color', swatchString)
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.find('.minicolors-swatch-color')
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.css({
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backgroundColor: rgb2hex(swatch),
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opacity: swatch.a
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});
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settings.swatches[i] = swatch;
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}
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}
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// Inline controls
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if(settings.inline) input.parent().addClass('minicolors-inline');
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updateFromInput(input, false);
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input.data('minicolors-initialized', true);
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}
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// Returns the input back to its original state
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function destroy(input) {
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var minicolors = input.parent();
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// Revert the input element
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input
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.removeData('minicolors-initialized')
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.removeData('minicolors-settings')
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.removeProp('size')
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.removeClass('minicolors-input');
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// Remove the wrap and destroy whatever remains
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minicolors.before(input).remove();
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}
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// Shows the specified dropdown panel
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function show(input) {
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var minicolors = input.parent();
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var panel = minicolors.find('.minicolors-panel');
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var settings = input.data('minicolors-settings');
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// Do nothing if uninitialized, disabled, inline, or already open
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if(
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!input.data('minicolors-initialized') ||
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input.prop('disabled') ||
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minicolors.hasClass('minicolors-inline') ||
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minicolors.hasClass('minicolors-focus')
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) return;
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hide();
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minicolors.addClass('minicolors-focus');
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if (panel.animate) {
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panel
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.stop(true, true)
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.fadeIn(settings.showSpeed, function () {
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if (settings.show) settings.show.call(input.get(0));
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});
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} else {
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panel.show();
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if (settings.show) settings.show.call(input.get(0));
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}
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}
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// Hides all dropdown panels
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function hide() {
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$('.minicolors-focus').each(function() {
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var minicolors = $(this);
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var input = minicolors.find('.minicolors-input');
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var panel = minicolors.find('.minicolors-panel');
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var settings = input.data('minicolors-settings');
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if (panel.animate) {
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panel.fadeOut(settings.hideSpeed, function () {
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if (settings.hide) settings.hide.call(input.get(0));
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minicolors.removeClass('minicolors-focus');
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});
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} else {
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panel.hide();
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if (settings.hide) settings.hide.call(input.get(0));
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minicolors.removeClass('minicolors-focus');
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}
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});
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}
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// Moves the selected picker
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function move(target, event, animate) {
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var input = target.parents('.minicolors').find('.minicolors-input');
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var settings = input.data('minicolors-settings');
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var picker = target.find('[class$=-picker]');
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var offsetX = target.offset().left;
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var offsetY = target.offset().top;
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var x = Math.round(event.pageX - offsetX);
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var y = Math.round(event.pageY - offsetY);
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var duration = animate ? settings.animationSpeed : 0;
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var wx, wy, r, phi, styles;
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// Touch support
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if(event.originalEvent.changedTouches) {
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x = event.originalEvent.changedTouches[0].pageX - offsetX;
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y = event.originalEvent.changedTouches[0].pageY - offsetY;
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}
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// Constrain picker to its container
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if(x < 0) x = 0;
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if(y < 0) y = 0;
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if(x > target.width()) x = target.width();
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if(y > target.height()) y = target.height();
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// Constrain color wheel values to the wheel
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if(target.parent().is('.minicolors-slider-wheel') && picker.parent().is('.minicolors-grid')) {
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wx = 75 - x;
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wy = 75 - y;
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r = Math.sqrt(wx * wx + wy * wy);
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phi = Math.atan2(wy, wx);
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if(phi < 0) phi += Math.PI * 2;
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if(r > 75) {
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r = 75;
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x = 75 - (75 * Math.cos(phi));
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y = 75 - (75 * Math.sin(phi));
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}
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x = Math.round(x);
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y = Math.round(y);
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}
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// Move the picker
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styles = {
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top: y + 'px'
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};
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if(target.is('.minicolors-grid')) {
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styles.left = x + 'px';
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}
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if (picker.animate) {
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picker
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.stop(true)
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.animate(styles, duration, settings.animationEasing, function() {
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updateFromControl(input, target);
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});
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} else {
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picker
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.css(styles);
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updateFromControl(input, target);
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}
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}
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// Sets the input based on the color picker values
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function updateFromControl(input, target) {
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function getCoords(picker, container) {
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var left, top;
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if(!picker.length || !container) return null;
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left = picker.offset().left;
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top = picker.offset().top;
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return {
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x: left - container.offset().left + (picker.outerWidth() / 2),
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y: top - container.offset().top + (picker.outerHeight() / 2)
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};
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}
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var hue, saturation, brightness, x, y, r, phi;
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var hex = input.val();
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var opacity = input.attr('data-opacity');
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// Helpful references
|
||
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var minicolors = input.parent();
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|
|
var settings = input.data('minicolors-settings');
|
||
|
|
var swatch = minicolors.find('.minicolors-input-swatch');
|
||
|
|
|
||
|
|
// Panel objects
|
||
|
|
var grid = minicolors.find('.minicolors-grid');
|
||
|
|
var slider = minicolors.find('.minicolors-slider');
|
||
|
|
var opacitySlider = minicolors.find('.minicolors-opacity-slider');
|
||
|
|
|
||
|
|
// Picker objects
|
||
|
|
var gridPicker = grid.find('[class$=-picker]');
|
||
|
|
var sliderPicker = slider.find('[class$=-picker]');
|
||
|
|
var opacityPicker = opacitySlider.find('[class$=-picker]');
|
||
|
|
|
||
|
|
// Picker positions
|
||
|
|
var gridPos = getCoords(gridPicker, grid);
|
||
|
|
var sliderPos = getCoords(sliderPicker, slider);
|
||
|
|
var opacityPos = getCoords(opacityPicker, opacitySlider);
|
||
|
|
|
||
|
|
// Handle colors
|
||
|
|
if(target.is('.minicolors-grid, .minicolors-slider, .minicolors-opacity-slider')) {
|
||
|
|
|
||
|
|
// Determine HSB values
|
||
|
|
switch(settings.control) {
|
||
|
|
case 'wheel':
|
||
|
|
// Calculate hue, saturation, and brightness
|
||
|
|
x = (grid.width() / 2) - gridPos.x;
|
||
|
|
y = (grid.height() / 2) - gridPos.y;
|
||
|
|
r = Math.sqrt(x * x + y * y);
|
||
|
|
phi = Math.atan2(y, x);
|
||
|
|
if(phi < 0) phi += Math.PI * 2;
|
||
|
|
if(r > 75) {
|
||
|
|
r = 75;
|
||
|
|
gridPos.x = 69 - (75 * Math.cos(phi));
|
||
|
|
gridPos.y = 69 - (75 * Math.sin(phi));
|
||
|
|
}
|
||
|
|
saturation = keepWithin(r / 0.75, 0, 100);
|
||
|
|
hue = keepWithin(phi * 180 / Math.PI, 0, 360);
|
||
|
|
brightness = keepWithin(100 - Math.floor(sliderPos.y * (100 / slider.height())), 0, 100);
|
||
|
|
hex = hsb2hex({
|
||
|
|
h: hue,
|
||
|
|
s: saturation,
|
||
|
|
b: brightness
|
||
|
|
});
|
||
|
|
|
||
|
|
// Update UI
|
||
|
|
slider.css('backgroundColor', hsb2hex({ h: hue, s: saturation, b: 100 }));
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'saturation':
|
||
|
|
// Calculate hue, saturation, and brightness
|
||
|
|
hue = keepWithin(parseInt(gridPos.x * (360 / grid.width()), 10), 0, 360);
|
||
|
|
saturation = keepWithin(100 - Math.floor(sliderPos.y * (100 / slider.height())), 0, 100);
|
||
|
|
brightness = keepWithin(100 - Math.floor(gridPos.y * (100 / grid.height())), 0, 100);
|
||
|
|
hex = hsb2hex({
|
||
|
|
h: hue,
|
||
|
|
s: saturation,
|
||
|
|
b: brightness
|
||
|
|
});
|
||
|
|
|
||
|
|
// Update UI
|
||
|
|
slider.css('backgroundColor', hsb2hex({ h: hue, s: 100, b: brightness }));
|
||
|
|
minicolors.find('.minicolors-grid-inner').css('opacity', saturation / 100);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'brightness':
|
||
|
|
// Calculate hue, saturation, and brightness
|
||
|
|
hue = keepWithin(parseInt(gridPos.x * (360 / grid.width()), 10), 0, 360);
|
||
|
|
saturation = keepWithin(100 - Math.floor(gridPos.y * (100 / grid.height())), 0, 100);
|
||
|
|
brightness = keepWithin(100 - Math.floor(sliderPos.y * (100 / slider.height())), 0, 100);
|
||
|
|
hex = hsb2hex({
|
||
|
|
h: hue,
|
||
|
|
s: saturation,
|
||
|
|
b: brightness
|
||
|
|
});
|
||
|
|
|
||
|
|
// Update UI
|
||
|
|
slider.css('backgroundColor', hsb2hex({ h: hue, s: saturation, b: 100 }));
|
||
|
|
minicolors.find('.minicolors-grid-inner').css('opacity', 1 - (brightness / 100));
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
// Calculate hue, saturation, and brightness
|
||
|
|
hue = keepWithin(360 - parseInt(sliderPos.y * (360 / slider.height()), 10), 0, 360);
|
||
|
|
saturation = keepWithin(Math.floor(gridPos.x * (100 / grid.width())), 0, 100);
|
||
|
|
brightness = keepWithin(100 - Math.floor(gridPos.y * (100 / grid.height())), 0, 100);
|
||
|
|
hex = hsb2hex({
|
||
|
|
h: hue,
|
||
|
|
s: saturation,
|
||
|
|
b: brightness
|
||
|
|
});
|
||
|
|
|
||
|
|
// Update UI
|
||
|
|
grid.css('backgroundColor', hsb2hex({ h: hue, s: 100, b: 100 }));
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Handle opacity
|
||
|
|
if(settings.opacity) {
|
||
|
|
opacity = parseFloat(1 - (opacityPos.y / opacitySlider.height())).toFixed(2);
|
||
|
|
} else {
|
||
|
|
opacity = 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
updateInput(input, hex, opacity);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// Set swatch color
|
||
|
|
swatch.find('span').css({
|
||
|
|
backgroundColor: hex,
|
||
|
|
opacity: opacity
|
||
|
|
});
|
||
|
|
|
||
|
|
// Handle change event
|
||
|
|
doChange(input, hex, opacity);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Sets the value of the input and does the appropriate conversions
|
||
|
|
// to respect settings, also updates the swatch
|
||
|
|
function updateInput(input, value, opacity) {
|
||
|
|
var rgb;
|
||
|
|
|
||
|
|
// Helpful references
|
||
|
|
var minicolors = input.parent();
|
||
|
|
var settings = input.data('minicolors-settings');
|
||
|
|
var swatch = minicolors.find('.minicolors-input-swatch');
|
||
|
|
|
||
|
|
if(settings.opacity) input.attr('data-opacity', opacity);
|
||
|
|
|
||
|
|
// Set color string
|
||
|
|
if(settings.format === 'rgb') {
|
||
|
|
// Returns RGB(A) string
|
||
|
|
|
||
|
|
// Checks for input format and does the conversion
|
||
|
|
if(isRgb(value)) {
|
||
|
|
rgb = parseRgb(value, true);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
rgb = hex2rgb(parseHex(value, true));
|
||
|
|
}
|
||
|
|
|
||
|
|
opacity = input.attr('data-opacity') === '' ? 1 : keepWithin(parseFloat(input.attr('data-opacity')).toFixed(2), 0, 1);
|
||
|
|
if(isNaN(opacity) || !settings.opacity) opacity = 1;
|
||
|
|
|
||
|
|
if(input.minicolors('rgbObject').a <= 1 && rgb && settings.opacity) {
|
||
|
|
// Set RGBA string if alpha
|
||
|
|
value = 'rgba(' + rgb.r + ', ' + rgb.g + ', ' + rgb.b + ', ' + parseFloat(opacity) + ')';
|
||
|
|
} else {
|
||
|
|
// Set RGB string (alpha = 1)
|
||
|
|
value = 'rgb(' + rgb.r + ', ' + rgb.g + ', ' + rgb.b + ')';
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
// Returns hex color
|
||
|
|
|
||
|
|
// Checks for input format and does the conversion
|
||
|
|
if(isRgb(value)) {
|
||
|
|
value = rgbString2hex(value);
|
||
|
|
}
|
||
|
|
|
||
|
|
value = convertCase(value, settings.letterCase);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Update value from picker
|
||
|
|
input.val(value);
|
||
|
|
|
||
|
|
// Set swatch color
|
||
|
|
swatch.find('span').css({
|
||
|
|
backgroundColor: value,
|
||
|
|
opacity: opacity
|
||
|
|
});
|
||
|
|
|
||
|
|
// Handle change event
|
||
|
|
doChange(input, value, opacity);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Sets the color picker values from the input
|
||
|
|
function updateFromInput(input, preserveInputValue) {
|
||
|
|
var hex, hsb, opacity, keywords, alpha, value, x, y, r, phi;
|
||
|
|
|
||
|
|
// Helpful references
|
||
|
|
var minicolors = input.parent();
|
||
|
|
var settings = input.data('minicolors-settings');
|
||
|
|
var swatch = minicolors.find('.minicolors-input-swatch');
|
||
|
|
|
||
|
|
// Panel objects
|
||
|
|
var grid = minicolors.find('.minicolors-grid');
|
||
|
|
var slider = minicolors.find('.minicolors-slider');
|
||
|
|
var opacitySlider = minicolors.find('.minicolors-opacity-slider');
|
||
|
|
|
||
|
|
// Picker objects
|
||
|
|
var gridPicker = grid.find('[class$=-picker]');
|
||
|
|
var sliderPicker = slider.find('[class$=-picker]');
|
||
|
|
var opacityPicker = opacitySlider.find('[class$=-picker]');
|
||
|
|
|
||
|
|
// Determine hex/HSB values
|
||
|
|
if(isRgb(input.val())) {
|
||
|
|
// If input value is a rgb(a) string, convert it to hex color and update opacity
|
||
|
|
hex = rgbString2hex(input.val());
|
||
|
|
alpha = keepWithin(parseFloat(getAlpha(input.val())).toFixed(2), 0, 1);
|
||
|
|
if(alpha) {
|
||
|
|
input.attr('data-opacity', alpha);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
hex = convertCase(parseHex(input.val(), true), settings.letterCase);
|
||
|
|
}
|
||
|
|
|
||
|
|
if(!hex){
|
||
|
|
hex = convertCase(parseInput(settings.defaultValue, true), settings.letterCase);
|
||
|
|
}
|
||
|
|
hsb = hex2hsb(hex);
|
||
|
|
|
||
|
|
// Get array of lowercase keywords
|
||
|
|
keywords = !settings.keywords ? [] : $.map(settings.keywords.split(','), function(a) {
|
||
|
|
return $.trim(a.toLowerCase());
|
||
|
|
});
|
||
|
|
|
||
|
|
// Set color string
|
||
|
|
if(input.val() !== '' && $.inArray(input.val().toLowerCase(), keywords) > -1) {
|
||
|
|
value = convertCase(input.val());
|
||
|
|
} else {
|
||
|
|
value = isRgb(input.val()) ? parseRgb(input.val()) : hex;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Update input value
|
||
|
|
if(!preserveInputValue) input.val(value);
|
||
|
|
|
||
|
|
// Determine opacity value
|
||
|
|
if(settings.opacity) {
|
||
|
|
// Get from data-opacity attribute and keep within 0-1 range
|
||
|
|
opacity = input.attr('data-opacity') === '' ? 1 : keepWithin(parseFloat(input.attr('data-opacity')).toFixed(2), 0, 1);
|
||
|
|
if(isNaN(opacity)) opacity = 1;
|
||
|
|
input.attr('data-opacity', opacity);
|
||
|
|
swatch.find('span').css('opacity', opacity);
|
||
|
|
|
||
|
|
// Set opacity picker position
|
||
|
|
y = keepWithin(opacitySlider.height() - (opacitySlider.height() * opacity), 0, opacitySlider.height());
|
||
|
|
opacityPicker.css('top', y + 'px');
|
||
|
|
}
|
||
|
|
|
||
|
|
// Set opacity to zero if input value is transparent
|
||
|
|
if(input.val().toLowerCase() === 'transparent') {
|
||
|
|
swatch.find('span').css('opacity', 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Update swatch
|
||
|
|
swatch.find('span').css('backgroundColor', hex);
|
||
|
|
|
||
|
|
// Determine picker locations
|
||
|
|
switch(settings.control) {
|
||
|
|
case 'wheel':
|
||
|
|
// Set grid position
|
||
|
|
r = keepWithin(Math.ceil(hsb.s * 0.75), 0, grid.height() / 2);
|
||
|
|
phi = hsb.h * Math.PI / 180;
|
||
|
|
x = keepWithin(75 - Math.cos(phi) * r, 0, grid.width());
|
||
|
|
y = keepWithin(75 - Math.sin(phi) * r, 0, grid.height());
|
||
|
|
gridPicker.css({
|
||
|
|
top: y + 'px',
|
||
|
|
left: x + 'px'
|
||
|
|
});
|
||
|
|
|
||
|
|
// Set slider position
|
||
|
|
y = 150 - (hsb.b / (100 / grid.height()));
|
||
|
|
if(hex === '') y = 0;
|
||
|
|
sliderPicker.css('top', y + 'px');
|
||
|
|
|
||
|
|
// Update panel color
|
||
|
|
slider.css('backgroundColor', hsb2hex({ h: hsb.h, s: hsb.s, b: 100 }));
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'saturation':
|
||
|
|
// Set grid position
|
||
|
|
x = keepWithin((5 * hsb.h) / 12, 0, 150);
|
||
|
|
y = keepWithin(grid.height() - Math.ceil(hsb.b / (100 / grid.height())), 0, grid.height());
|
||
|
|
gridPicker.css({
|
||
|
|
top: y + 'px',
|
||
|
|
left: x + 'px'
|
||
|
|
});
|
||
|
|
|
||
|
|
// Set slider position
|
||
|
|
y = keepWithin(slider.height() - (hsb.s * (slider.height() / 100)), 0, slider.height());
|
||
|
|
sliderPicker.css('top', y + 'px');
|
||
|
|
|
||
|
|
// Update UI
|
||
|
|
slider.css('backgroundColor', hsb2hex({ h: hsb.h, s: 100, b: hsb.b }));
|
||
|
|
minicolors.find('.minicolors-grid-inner').css('opacity', hsb.s / 100);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'brightness':
|
||
|
|
// Set grid position
|
||
|
|
x = keepWithin((5 * hsb.h) / 12, 0, 150);
|
||
|
|
y = keepWithin(grid.height() - Math.ceil(hsb.s / (100 / grid.height())), 0, grid.height());
|
||
|
|
gridPicker.css({
|
||
|
|
top: y + 'px',
|
||
|
|
left: x + 'px'
|
||
|
|
});
|
||
|
|
|
||
|
|
// Set slider position
|
||
|
|
y = keepWithin(slider.height() - (hsb.b * (slider.height() / 100)), 0, slider.height());
|
||
|
|
sliderPicker.css('top', y + 'px');
|
||
|
|
|
||
|
|
// Update UI
|
||
|
|
slider.css('backgroundColor', hsb2hex({ h: hsb.h, s: hsb.s, b: 100 }));
|
||
|
|
minicolors.find('.minicolors-grid-inner').css('opacity', 1 - (hsb.b / 100));
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
// Set grid position
|
||
|
|
x = keepWithin(Math.ceil(hsb.s / (100 / grid.width())), 0, grid.width());
|
||
|
|
y = keepWithin(grid.height() - Math.ceil(hsb.b / (100 / grid.height())), 0, grid.height());
|
||
|
|
gridPicker.css({
|
||
|
|
top: y + 'px',
|
||
|
|
left: x + 'px'
|
||
|
|
});
|
||
|
|
|
||
|
|
// Set slider position
|
||
|
|
y = keepWithin(slider.height() - (hsb.h / (360 / slider.height())), 0, slider.height());
|
||
|
|
sliderPicker.css('top', y + 'px');
|
||
|
|
|
||
|
|
// Update panel color
|
||
|
|
grid.css('backgroundColor', hsb2hex({ h: hsb.h, s: 100, b: 100 }));
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Fire change event, but only if minicolors is fully initialized
|
||
|
|
if(input.data('minicolors-initialized')) {
|
||
|
|
doChange(input, value, opacity);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Runs the change and changeDelay callbacks
|
||
|
|
function doChange(input, value, opacity) {
|
||
|
|
var settings = input.data('minicolors-settings');
|
||
|
|
var lastChange = input.data('minicolors-lastChange');
|
||
|
|
var obj, sel, i;
|
||
|
|
|
||
|
|
// Only run if it actually changed
|
||
|
|
if(!lastChange || lastChange.value !== value || lastChange.opacity !== opacity) {
|
||
|
|
|
||
|
|
// Remember last-changed value
|
||
|
|
input.data('minicolors-lastChange', {
|
||
|
|
value: value,
|
||
|
|
opacity: opacity
|
||
|
|
});
|
||
|
|
|
||
|
|
// Check and select applicable swatch
|
||
|
|
if(settings.swatches && settings.swatches.length !== 0) {
|
||
|
|
if(!isRgb(value)) {
|
||
|
|
obj = hex2rgb(value);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
obj = parseRgb(value, true);
|
||
|
|
}
|
||
|
|
sel = -1;
|
||
|
|
for(i = 0; i < settings.swatches.length; ++i) {
|
||
|
|
if(obj.r === settings.swatches[i].r && obj.g === settings.swatches[i].g && obj.b === settings.swatches[i].b && obj.a === settings.swatches[i].a) {
|
||
|
|
sel = i;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
input.parent().find('.minicolors-swatches .minicolors-swatch').removeClass('selected');
|
||
|
|
if(sel !== -1) {
|
||
|
|
input.parent().find('.minicolors-swatches .minicolors-swatch').eq(i).addClass('selected');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Fire change event
|
||
|
|
if(settings.change) {
|
||
|
|
if(settings.changeDelay) {
|
||
|
|
// Call after a delay
|
||
|
|
clearTimeout(input.data('minicolors-changeTimeout'));
|
||
|
|
input.data('minicolors-changeTimeout', setTimeout(function() {
|
||
|
|
settings.change.call(input.get(0), value, opacity);
|
||
|
|
}, settings.changeDelay));
|
||
|
|
} else {
|
||
|
|
// Call immediately
|
||
|
|
settings.change.call(input.get(0), value, opacity);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
input.trigger('change').trigger('input');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Generates an RGB(A) object based on the input's value
|
||
|
|
function rgbObject(input) {
|
||
|
|
var rgb,
|
||
|
|
opacity = $(input).attr('data-opacity');
|
||
|
|
if( isRgb($(input).val()) ) {
|
||
|
|
rgb = parseRgb($(input).val(), true);
|
||
|
|
} else {
|
||
|
|
var hex = parseHex($(input).val(), true);
|
||
|
|
rgb = hex2rgb(hex);
|
||
|
|
}
|
||
|
|
if( !rgb ) return null;
|
||
|
|
if( opacity !== undefined ) $.extend(rgb, { a: parseFloat(opacity) });
|
||
|
|
return rgb;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Generates an RGB(A) string based on the input's value
|
||
|
|
function rgbString(input, alpha) {
|
||
|
|
var rgb,
|
||
|
|
opacity = $(input).attr('data-opacity');
|
||
|
|
if( isRgb($(input).val()) ) {
|
||
|
|
rgb = parseRgb($(input).val(), true);
|
||
|
|
} else {
|
||
|
|
var hex = parseHex($(input).val(), true);
|
||
|
|
rgb = hex2rgb(hex);
|
||
|
|
}
|
||
|
|
if( !rgb ) return null;
|
||
|
|
if( opacity === undefined ) opacity = 1;
|
||
|
|
if( alpha ) {
|
||
|
|
return 'rgba(' + rgb.r + ', ' + rgb.g + ', ' + rgb.b + ', ' + parseFloat(opacity) + ')';
|
||
|
|
} else {
|
||
|
|
return 'rgb(' + rgb.r + ', ' + rgb.g + ', ' + rgb.b + ')';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Converts to the letter case specified in settings
|
||
|
|
function convertCase(string, letterCase) {
|
||
|
|
return letterCase === 'uppercase' ? string.toUpperCase() : string.toLowerCase();
|
||
|
|
}
|
||
|
|
|
||
|
|
// Parses a string and returns a valid hex string when possible
|
||
|
|
function parseHex(string, expand) {
|
||
|
|
string = string.replace(/^#/g, '');
|
||
|
|
if(!string.match(/^[A-F0-9]{3,6}/ig)) return '';
|
||
|
|
if(string.length !== 3 && string.length !== 6) return '';
|
||
|
|
if(string.length === 3 && expand) {
|
||
|
|
string = string[0] + string[0] + string[1] + string[1] + string[2] + string[2];
|
||
|
|
}
|
||
|
|
return '#' + string;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Parses a string and returns a valid RGB(A) string when possible
|
||
|
|
function parseRgb(string, obj) {
|
||
|
|
var values = string.replace(/[^\d,.]/g, '');
|
||
|
|
var rgba = values.split(',');
|
||
|
|
|
||
|
|
rgba[0] = keepWithin(parseInt(rgba[0], 10), 0, 255);
|
||
|
|
rgba[1] = keepWithin(parseInt(rgba[1], 10), 0, 255);
|
||
|
|
rgba[2] = keepWithin(parseInt(rgba[2], 10), 0, 255);
|
||
|
|
if(rgba[3] !== undefined) {
|
||
|
|
rgba[3] = keepWithin(parseFloat(rgba[3], 10), 0, 1);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Return RGBA object
|
||
|
|
if( obj ) {
|
||
|
|
if (rgba[3] !== undefined) {
|
||
|
|
return {
|
||
|
|
r: rgba[0],
|
||
|
|
g: rgba[1],
|
||
|
|
b: rgba[2],
|
||
|
|
a: rgba[3]
|
||
|
|
};
|
||
|
|
} else {
|
||
|
|
return {
|
||
|
|
r: rgba[0],
|
||
|
|
g: rgba[1],
|
||
|
|
b: rgba[2]
|
||
|
|
};
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Return RGBA string
|
||
|
|
if(typeof(rgba[3]) !== 'undefined' && rgba[3] <= 1) {
|
||
|
|
return 'rgba(' + rgba[0] + ', ' + rgba[1] + ', ' + rgba[2] + ', ' + rgba[3] + ')';
|
||
|
|
} else {
|
||
|
|
return 'rgb(' + rgba[0] + ', ' + rgba[1] + ', ' + rgba[2] + ')';
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
// Parses a string and returns a valid color string when possible
|
||
|
|
function parseInput(string, expand) {
|
||
|
|
if(isRgb(string)) {
|
||
|
|
// Returns a valid rgb(a) string
|
||
|
|
return parseRgb(string);
|
||
|
|
} else {
|
||
|
|
return parseHex(string, expand);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Keeps value within min and max
|
||
|
|
function keepWithin(value, min, max) {
|
||
|
|
if(value < min) value = min;
|
||
|
|
if(value > max) value = max;
|
||
|
|
return value;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Checks if a string is a valid RGB(A) string
|
||
|
|
function isRgb(string) {
|
||
|
|
var rgb = string.match(/^rgba?[\s+]?\([\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?/i);
|
||
|
|
return (rgb && rgb.length === 4) ? true : false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Function to get alpha from a RGB(A) string
|
||
|
|
function getAlpha(rgba) {
|
||
|
|
rgba = rgba.match(/^rgba?[\s+]?\([\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?,[\s+]?(\d+(\.\d{1,2})?|\.\d{1,2})[\s+]?/i);
|
||
|
|
return (rgba && rgba.length === 6) ? rgba[4] : '1';
|
||
|
|
}
|
||
|
|
|
||
|
|
// Converts an HSB object to an RGB object
|
||
|
|
function hsb2rgb(hsb) {
|
||
|
|
var rgb = {};
|
||
|
|
var h = Math.round(hsb.h);
|
||
|
|
var s = Math.round(hsb.s * 255 / 100);
|
||
|
|
var v = Math.round(hsb.b * 255 / 100);
|
||
|
|
if(s === 0) {
|
||
|
|
rgb.r = rgb.g = rgb.b = v;
|
||
|
|
} else {
|
||
|
|
var t1 = v;
|
||
|
|
var t2 = (255 - s) * v / 255;
|
||
|
|
var t3 = (t1 - t2) * (h % 60) / 60;
|
||
|
|
if(h === 360) h = 0;
|
||
|
|
if(h < 60) { rgb.r = t1; rgb.b = t2; rgb.g = t2 + t3; }
|
||
|
|
else if(h < 120) {rgb.g = t1; rgb.b = t2; rgb.r = t1 - t3; }
|
||
|
|
else if(h < 180) {rgb.g = t1; rgb.r = t2; rgb.b = t2 + t3; }
|
||
|
|
else if(h < 240) {rgb.b = t1; rgb.r = t2; rgb.g = t1 - t3; }
|
||
|
|
else if(h < 300) {rgb.b = t1; rgb.g = t2; rgb.r = t2 + t3; }
|
||
|
|
else if(h < 360) {rgb.r = t1; rgb.g = t2; rgb.b = t1 - t3; }
|
||
|
|
else { rgb.r = 0; rgb.g = 0; rgb.b = 0; }
|
||
|
|
}
|
||
|
|
return {
|
||
|
|
r: Math.round(rgb.r),
|
||
|
|
g: Math.round(rgb.g),
|
||
|
|
b: Math.round(rgb.b)
|
||
|
|
};
|
||
|
|
}
|
||
|
|
|
||
|
|
// Converts an RGB string to a hex string
|
||
|
|
function rgbString2hex(rgb){
|
||
|
|
rgb = rgb.match(/^rgba?[\s+]?\([\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?/i);
|
||
|
|
return (rgb && rgb.length === 4) ? '#' +
|
||
|
|
('0' + parseInt(rgb[1],10).toString(16)).slice(-2) +
|
||
|
|
('0' + parseInt(rgb[2],10).toString(16)).slice(-2) +
|
||
|
|
('0' + parseInt(rgb[3],10).toString(16)).slice(-2) : '';
|
||
|
|
}
|
||
|
|
|
||
|
|
// Converts an RGB object to a hex string
|
||
|
|
function rgb2hex(rgb) {
|
||
|
|
var hex = [
|
||
|
|
rgb.r.toString(16),
|
||
|
|
rgb.g.toString(16),
|
||
|
|
rgb.b.toString(16)
|
||
|
|
];
|
||
|
|
$.each(hex, function(nr, val) {
|
||
|
|
if(val.length === 1) hex[nr] = '0' + val;
|
||
|
|
});
|
||
|
|
return '#' + hex.join('');
|
||
|
|
}
|
||
|
|
|
||
|
|
// Converts an HSB object to a hex string
|
||
|
|
function hsb2hex(hsb) {
|
||
|
|
return rgb2hex(hsb2rgb(hsb));
|
||
|
|
}
|
||
|
|
|
||
|
|
// Converts a hex string to an HSB object
|
||
|
|
function hex2hsb(hex) {
|
||
|
|
var hsb = rgb2hsb(hex2rgb(hex));
|
||
|
|
if(hsb.s === 0) hsb.h = 360;
|
||
|
|
return hsb;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Converts an RGB object to an HSB object
|
||
|
|
function rgb2hsb(rgb) {
|
||
|
|
var hsb = { h: 0, s: 0, b: 0 };
|
||
|
|
var min = Math.min(rgb.r, rgb.g, rgb.b);
|
||
|
|
var max = Math.max(rgb.r, rgb.g, rgb.b);
|
||
|
|
var delta = max - min;
|
||
|
|
hsb.b = max;
|
||
|
|
hsb.s = max !== 0 ? 255 * delta / max : 0;
|
||
|
|
if(hsb.s !== 0) {
|
||
|
|
if(rgb.r === max) {
|
||
|
|
hsb.h = (rgb.g - rgb.b) / delta;
|
||
|
|
} else if(rgb.g === max) {
|
||
|
|
hsb.h = 2 + (rgb.b - rgb.r) / delta;
|
||
|
|
} else {
|
||
|
|
hsb.h = 4 + (rgb.r - rgb.g) / delta;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
hsb.h = -1;
|
||
|
|
}
|
||
|
|
hsb.h *= 60;
|
||
|
|
if(hsb.h < 0) {
|
||
|
|
hsb.h += 360;
|
||
|
|
}
|
||
|
|
hsb.s *= 100/255;
|
||
|
|
hsb.b *= 100/255;
|
||
|
|
return hsb;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Converts a hex string to an RGB object
|
||
|
|
function hex2rgb(hex) {
|
||
|
|
hex = parseInt(((hex.indexOf('#') > -1) ? hex.substring(1) : hex), 16);
|
||
|
|
return {
|
||
|
|
r: hex >> 16,
|
||
|
|
g: (hex & 0x00FF00) >> 8,
|
||
|
|
b: (hex & 0x0000FF)
|
||
|
|
};
|
||
|
|
}
|
||
|
|
|
||
|
|
// Handle events
|
||
|
|
$([document])
|
||
|
|
// Hide on clicks outside of the control
|
||
|
|
.on('mousedown.minicolors touchstart.minicolors', function(event) {
|
||
|
|
if(!$(event.target).parents().add(event.target).hasClass('minicolors')) {
|
||
|
|
hide();
|
||
|
|
}
|
||
|
|
})
|
||
|
|
// Start moving
|
||
|
|
.on('mousedown.minicolors touchstart.minicolors', '.minicolors-grid, .minicolors-slider, .minicolors-opacity-slider', function(event) {
|
||
|
|
var target = $(this);
|
||
|
|
event.preventDefault();
|
||
|
|
$(event.delegateTarget).data('minicolors-target', target);
|
||
|
|
move(target, event, true);
|
||
|
|
})
|
||
|
|
// Move pickers
|
||
|
|
.on('mousemove.minicolors touchmove.minicolors', function(event) {
|
||
|
|
var target = $(event.delegateTarget).data('minicolors-target');
|
||
|
|
if(target) move(target, event);
|
||
|
|
})
|
||
|
|
// Stop moving
|
||
|
|
.on('mouseup.minicolors touchend.minicolors', function() {
|
||
|
|
$(this).removeData('minicolors-target');
|
||
|
|
})
|
||
|
|
// Selected a swatch
|
||
|
|
.on('click.minicolors', '.minicolors-swatches li', function(event) {
|
||
|
|
event.preventDefault();
|
||
|
|
var target = $(this), input = target.parents('.minicolors').find('.minicolors-input'), color = target.data('swatch-color');
|
||
|
|
updateInput(input, color, getAlpha(color));
|
||
|
|
updateFromInput(input);
|
||
|
|
})
|
||
|
|
// Show panel when swatch is clicked
|
||
|
|
.on('mousedown.minicolors touchstart.minicolors', '.minicolors-input-swatch', function(event) {
|
||
|
|
var input = $(this).parent().find('.minicolors-input');
|
||
|
|
event.preventDefault();
|
||
|
|
show(input);
|
||
|
|
})
|
||
|
|
// Show on focus
|
||
|
|
.on('focus.minicolors', '.minicolors-input', function() {
|
||
|
|
var input = $(this);
|
||
|
|
if(!input.data('minicolors-initialized')) return;
|
||
|
|
show(input);
|
||
|
|
})
|
||
|
|
// Update value on blur
|
||
|
|
.on('blur.minicolors', '.minicolors-input', function() {
|
||
|
|
var input = $(this);
|
||
|
|
var settings = input.data('minicolors-settings');
|
||
|
|
var keywords;
|
||
|
|
var hex;
|
||
|
|
var rgba;
|
||
|
|
var swatchOpacity;
|
||
|
|
var value;
|
||
|
|
|
||
|
|
if(!input.data('minicolors-initialized')) return;
|
||
|
|
|
||
|
|
// Get array of lowercase keywords
|
||
|
|
keywords = !settings.keywords ? [] : $.map(settings.keywords.split(','), function(a) {
|
||
|
|
return $.trim(a.toLowerCase());
|
||
|
|
});
|
||
|
|
|
||
|
|
// Set color string
|
||
|
|
if(input.val() !== '' && $.inArray(input.val().toLowerCase(), keywords) > -1) {
|
||
|
|
value = input.val();
|
||
|
|
} else {
|
||
|
|
// Get RGBA values for easy conversion
|
||
|
|
if(isRgb(input.val())) {
|
||
|
|
rgba = parseRgb(input.val(), true);
|
||
|
|
} else {
|
||
|
|
hex = parseHex(input.val(), true);
|
||
|
|
rgba = hex ? hex2rgb(hex) : null;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Convert to format
|
||
|
|
if(rgba === null) {
|
||
|
|
value = settings.defaultValue;
|
||
|
|
} else if(settings.format === 'rgb') {
|
||
|
|
value = settings.opacity ?
|
||
|
|
parseRgb('rgba(' + rgba.r + ',' + rgba.g + ',' + rgba.b + ',' + input.attr('data-opacity') + ')') :
|
||
|
|
parseRgb('rgb(' + rgba.r + ',' + rgba.g + ',' + rgba.b + ')');
|
||
|
|
} else {
|
||
|
|
value = rgb2hex(rgba);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Update swatch opacity
|
||
|
|
swatchOpacity = settings.opacity ? input.attr('data-opacity') : 1;
|
||
|
|
if(value.toLowerCase() === 'transparent') swatchOpacity = 0;
|
||
|
|
input
|
||
|
|
.closest('.minicolors')
|
||
|
|
.find('.minicolors-input-swatch > span')
|
||
|
|
.css('opacity', swatchOpacity);
|
||
|
|
|
||
|
|
// Set input value
|
||
|
|
input.val(value);
|
||
|
|
|
||
|
|
// Is it blank?
|
||
|
|
if(input.val() === '') input.val(parseInput(settings.defaultValue, true));
|
||
|
|
|
||
|
|
// Adjust case
|
||
|
|
input.val(convertCase(input.val(), settings.letterCase));
|
||
|
|
|
||
|
|
})
|
||
|
|
// Handle keypresses
|
||
|
|
.on('keydown.minicolors', '.minicolors-input', function(event) {
|
||
|
|
var input = $(this);
|
||
|
|
if(!input.data('minicolors-initialized')) return;
|
||
|
|
switch(event.which) {
|
||
|
|
case 9: // tab
|
||
|
|
hide();
|
||
|
|
break;
|
||
|
|
case 13: // enter
|
||
|
|
case 27: // esc
|
||
|
|
hide();
|
||
|
|
input.blur();
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
})
|
||
|
|
// Update on keyup
|
||
|
|
.on('keyup.minicolors', '.minicolors-input', function() {
|
||
|
|
var input = $(this);
|
||
|
|
if(!input.data('minicolors-initialized')) return;
|
||
|
|
updateFromInput(input, true);
|
||
|
|
})
|
||
|
|
// Update on paste
|
||
|
|
.on('paste.minicolors', '.minicolors-input', function() {
|
||
|
|
var input = $(this);
|
||
|
|
if(!input.data('minicolors-initialized')) return;
|
||
|
|
setTimeout(function() {
|
||
|
|
updateFromInput(input, true);
|
||
|
|
}, 1);
|
||
|
|
});
|
||
|
|
}));
|