| 1 |
// Spectrum Colorpicker v1.8.0 |
| 2 |
// https://github.com/bgrins/spectrum |
| 3 |
// Author: Brian Grinstead |
| 4 |
// License: MIT |
| 5 |
|
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(function (factory) { |
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"use strict"; |
| 8 |
|
| 9 |
if (typeof define === 'function' && define.amd) { // AMD |
| 10 |
define(['jquery'], factory); |
| 11 |
} |
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else if (typeof exports == "object" && typeof module == "object") { // CommonJS |
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module.exports = factory(require('jquery')); |
| 14 |
} |
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else { // Browser |
| 16 |
factory(jQuery); |
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} |
| 18 |
})(function($, undefined) { |
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"use strict"; |
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|
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var defaultOpts = { |
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|
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// Callbacks |
| 24 |
beforeShow: noop, |
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move: noop, |
| 26 |
change: noop, |
| 27 |
show: noop, |
| 28 |
hide: noop, |
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|
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// Options |
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color: false, |
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flat: false, |
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showInput: false, |
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allowEmpty: false, |
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showButtons: true, |
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clickoutFiresChange: true, |
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showInitial: false, |
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showPalette: false, |
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showPaletteOnly: false, |
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hideAfterPaletteSelect: false, |
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togglePaletteOnly: false, |
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showSelectionPalette: true, |
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localStorageKey: false, |
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appendTo: "body", |
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maxSelectionSize: 7, |
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cancelText: "cancel", |
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chooseText: "choose", |
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togglePaletteMoreText: "more", |
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togglePaletteLessText: "less", |
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clearText: "Clear Color Selection", |
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noColorSelectedText: "No Color Selected", |
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preferredFormat: false, |
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className: "", // Deprecated - use containerClassName and replacerClassName instead. |
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containerClassName: "", |
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replacerClassName: "", |
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showAlpha: false, |
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theme: "sp-light", |
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palette: [["#ffffff", "#000000", "#ff0000", "#ff8000", "#ffff00", "#008000", "#0000ff", "#4b0082", "#9400d3"]], |
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selectionPalette: [], |
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disabled: false, |
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offset: null |
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}, |
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spectrums = [], |
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IE = !!/msie/i.exec( window.navigator.userAgent ), |
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rgbaSupport = (function() { |
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function contains( str, substr ) { |
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return !!~('' + str).indexOf(substr); |
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} |
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|
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var elem = document.createElement('div'); |
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var style = elem.style; |
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style.cssText = 'background-color:rgba(0,0,0,.5)'; |
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return contains(style.backgroundColor, 'rgba') || contains(style.backgroundColor, 'hsla'); |
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})(), |
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replaceInput = [ |
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"<div class='sp-replacer'>", |
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"<div class='sp-preview'><div class='sp-preview-inner'></div></div>", |
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"<div class='sp-dd'>▼</div>", |
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"</div>" |
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].join(''), |
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markup = (function () { |
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|
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// IE does not support gradients with multiple stops, so we need to simulate |
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// that for the rainbow slider with 8 divs that each have a single gradient |
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var gradientFix = ""; |
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if (IE) { |
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for (var i = 1; i <= 6; i++) { |
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gradientFix += "<div class='sp-" + i + "'></div>"; |
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} |
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} |
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|
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return [ |
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"<div class='sp-container sp-hidden'>", |
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"<div class='sp-palette-container'>", |
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"<div class='sp-palette sp-thumb sp-cf'></div>", |
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"<div class='sp-palette-button-container sp-cf'>", |
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"<button type='button' class='sp-palette-toggle'></button>", |
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"</div>", |
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"</div>", |
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"<div class='sp-picker-container'>", |
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"<div class='sp-top sp-cf'>", |
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"<div class='sp-fill'></div>", |
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"<div class='sp-top-inner'>", |
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"<div class='sp-color'>", |
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"<div class='sp-sat'>", |
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"<div class='sp-val'>", |
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"<div class='sp-dragger'></div>", |
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"</div>", |
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"</div>", |
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"</div>", |
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"<div class='sp-clear sp-clear-display'>", |
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"</div>", |
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"<div class='sp-hue'>", |
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"<div class='sp-slider'></div>", |
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gradientFix, |
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"</div>", |
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"</div>", |
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"<div class='sp-alpha'><div class='sp-alpha-inner'><div class='sp-alpha-handle'></div></div></div>", |
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"</div>", |
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"<div class='sp-input-container sp-cf'>", |
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"<input class='sp-input' type='text' spellcheck='false' />", |
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"</div>", |
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"<div class='sp-initial sp-thumb sp-cf'></div>", |
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"<div class='sp-button-container sp-cf'>", |
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"<a class='sp-cancel' href='#'></a>", |
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"<button type='button' class='sp-choose'></button>", |
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"</div>", |
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"</div>", |
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"</div>" |
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].join(""); |
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})(); |
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|
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function paletteTemplate (p, color, className, opts) { |
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var html = []; |
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for (var i = 0; i < p.length; i++) { |
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var current = p[i]; |
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if(current) { |
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var tiny = tinycolor(current); |
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var c = tiny.toHsl().l < 0.5 ? "sp-thumb-el sp-thumb-dark" : "sp-thumb-el sp-thumb-light"; |
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c += (tinycolor.equals(color, current)) ? " sp-thumb-active" : ""; |
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var formattedString = tiny.toString(opts.preferredFormat || "rgb"); |
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var swatchStyle = rgbaSupport ? ("background-color:" + tiny.toRgbString()) : "filter:" + tiny.toFilter(); |
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html.push('<span title="' + formattedString + '" data-color="' + tiny.toRgbString() + '" class="' + c + '"><span class="sp-thumb-inner" style="' + swatchStyle + ';" /></span>'); |
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} else { |
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var cls = 'sp-clear-display'; |
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html.push($('<div />') |
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.append($('<span data-color="" style="background-color:transparent;" class="' + cls + '"></span>') |
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.attr('title', opts.noColorSelectedText) |
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) |
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.html() |
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); |
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} |
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} |
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return "<div class='sp-cf " + className + "'>" + html.join('') + "</div>"; |
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} |
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|
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function hideAll() { |
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for (var i = 0; i < spectrums.length; i++) { |
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if (spectrums[i]) { |
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spectrums[i].hide(); |
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} |
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} |
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} |
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|
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function instanceOptions(o, callbackContext) { |
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var opts = $.extend({}, defaultOpts, o); |
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opts.callbacks = { |
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'move': bind(opts.move, callbackContext), |
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'change': bind(opts.change, callbackContext), |
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'show': bind(opts.show, callbackContext), |
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'hide': bind(opts.hide, callbackContext), |
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'beforeShow': bind(opts.beforeShow, callbackContext) |
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}; |
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|
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return opts; |
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} |
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|
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function spectrum(element, o) { |
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|
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var opts = instanceOptions(o, element), |
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flat = opts.flat, |
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showSelectionPalette = opts.showSelectionPalette, |
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localStorageKey = opts.localStorageKey, |
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theme = opts.theme, |
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callbacks = opts.callbacks, |
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resize = throttle(reflow, 10), |
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visible = false, |
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isDragging = false, |
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dragWidth = 0, |
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dragHeight = 0, |
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dragHelperHeight = 0, |
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slideHeight = 0, |
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slideWidth = 0, |
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alphaWidth = 0, |
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alphaSlideHelperWidth = 0, |
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slideHelperHeight = 0, |
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currentHue = 0, |
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currentSaturation = 0, |
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currentValue = 0, |
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currentAlpha = 1, |
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palette = [], |
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paletteArray = [], |
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paletteLookup = {}, |
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selectionPalette = opts.selectionPalette.slice(0), |
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maxSelectionSize = opts.maxSelectionSize, |
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draggingClass = "sp-dragging", |
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shiftMovementDirection = null; |
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|
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var doc = element.ownerDocument, |
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body = doc.body, |
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boundElement = $(element), |
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disabled = false, |
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container = $(markup, doc).addClass(theme), |
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pickerContainer = container.find(".sp-picker-container"), |
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dragger = container.find(".sp-color"), |
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dragHelper = container.find(".sp-dragger"), |
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slider = container.find(".sp-hue"), |
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slideHelper = container.find(".sp-slider"), |
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alphaSliderInner = container.find(".sp-alpha-inner"), |
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alphaSlider = container.find(".sp-alpha"), |
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alphaSlideHelper = container.find(".sp-alpha-handle"), |
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textInput = container.find(".sp-input"), |
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paletteContainer = container.find(".sp-palette"), |
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initialColorContainer = container.find(".sp-initial"), |
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cancelButton = container.find(".sp-cancel"), |
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clearButton = container.find(".sp-clear"), |
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chooseButton = container.find(".sp-choose"), |
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toggleButton = container.find(".sp-palette-toggle"), |
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isInput = boundElement.is("input"), |
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isInputTypeColor = isInput && boundElement.attr("type") === "color" && inputTypeColorSupport(), |
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shouldReplace = isInput && !flat, |
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replacer = (shouldReplace) ? $(replaceInput).addClass(theme).addClass(opts.className).addClass(opts.replacerClassName) : $([]), |
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offsetElement = (shouldReplace) ? replacer : boundElement, |
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previewElement = replacer.find(".sp-preview-inner"), |
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initialColor = opts.color || (isInput && boundElement.val()), |
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colorOnShow = false, |
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currentPreferredFormat = opts.preferredFormat, |
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clickoutFiresChange = !opts.showButtons || opts.clickoutFiresChange, |
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isEmpty = !initialColor, |
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allowEmpty = opts.allowEmpty && !isInputTypeColor; |
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|
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function applyOptions() { |
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|
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if (opts.showPaletteOnly) { |
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opts.showPalette = true; |
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} |
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|
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toggleButton.text(opts.showPaletteOnly ? opts.togglePaletteMoreText : opts.togglePaletteLessText); |
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|
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if (opts.palette) { |
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palette = opts.palette.slice(0); |
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paletteArray = $.isArray(palette[0]) ? palette : [palette]; |
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paletteLookup = {}; |
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for (var i = 0; i < paletteArray.length; i++) { |
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for (var j = 0; j < paletteArray[i].length; j++) { |
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var rgb = tinycolor(paletteArray[i][j]).toRgbString(); |
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paletteLookup[rgb] = true; |
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} |
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} |
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} |
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|
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container.toggleClass("sp-flat", flat); |
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container.toggleClass("sp-input-disabled", !opts.showInput); |
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container.toggleClass("sp-alpha-enabled", opts.showAlpha); |
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container.toggleClass("sp-clear-enabled", allowEmpty); |
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container.toggleClass("sp-buttons-disabled", !opts.showButtons); |
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container.toggleClass("sp-palette-buttons-disabled", !opts.togglePaletteOnly); |
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container.toggleClass("sp-palette-disabled", !opts.showPalette); |
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container.toggleClass("sp-palette-only", opts.showPaletteOnly); |
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container.toggleClass("sp-initial-disabled", !opts.showInitial); |
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container.addClass(opts.className).addClass(opts.containerClassName); |
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|
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reflow(); |
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} |
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|
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function initialize() { |
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|
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if (IE) { |
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container.find("*:not(input)").attr("unselectable", "on"); |
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} |
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|
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applyOptions(); |
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|
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if (shouldReplace) { |
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boundElement.after(replacer).hide(); |
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} |
| 287 |
|
| 288 |
if (!allowEmpty) { |
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clearButton.hide(); |
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} |
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|
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if (flat) { |
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boundElement.after(container).hide(); |
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} |
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else { |
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|
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var appendTo = opts.appendTo === "parent" ? boundElement.parent() : $(opts.appendTo); |
| 298 |
if (appendTo.length !== 1) { |
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appendTo = $("body"); |
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} |
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|
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appendTo.append(container); |
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} |
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|
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updateSelectionPaletteFromStorage(); |
| 306 |
|
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offsetElement.bind("click.spectrum touchstart.spectrum", function (e) { |
| 308 |
if (!disabled) { |
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toggle(); |
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} |
| 311 |
|
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e.stopPropagation(); |
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|
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if (!$(e.target).is("input")) { |
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e.preventDefault(); |
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} |
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}); |
| 318 |
|
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if(boundElement.is(":disabled") || (opts.disabled === true)) { |
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disable(); |
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} |
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|
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// Prevent clicks from bubbling up to document. This would cause it to be hidden. |
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container.click(stopPropagation); |
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|
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// Handle user typed input |
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textInput.change(setFromTextInput); |
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textInput.bind("paste", function () { |
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setTimeout(setFromTextInput, 1); |
| 330 |
}); |
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textInput.keydown(function (e) { if (e.keyCode == 13) { setFromTextInput(); } }); |
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|
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cancelButton.text(opts.cancelText); |
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cancelButton.bind("click.spectrum", function (e) { |
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e.stopPropagation(); |
| 336 |
e.preventDefault(); |
| 337 |
revert(); |
| 338 |
hide(); |
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}); |
| 340 |
|
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clearButton.attr("title", opts.clearText); |
| 342 |
clearButton.bind("click.spectrum", function (e) { |
| 343 |
e.stopPropagation(); |
| 344 |
e.preventDefault(); |
| 345 |
isEmpty = true; |
| 346 |
move(); |
| 347 |
|
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if(flat) { |
| 349 |
//for the flat style, this is a change event |
| 350 |
updateOriginalInput(true); |
| 351 |
} |
| 352 |
}); |
| 353 |
|
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chooseButton.text(opts.chooseText); |
| 355 |
chooseButton.bind("click.spectrum", function (e) { |
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e.stopPropagation(); |
| 357 |
e.preventDefault(); |
| 358 |
|
| 359 |
if (IE && textInput.is(":focus")) { |
| 360 |
textInput.trigger('change'); |
| 361 |
} |
| 362 |
|
| 363 |
if (isValid()) { |
| 364 |
updateOriginalInput(true); |
| 365 |
hide(); |
| 366 |
} |
| 367 |
}); |
| 368 |
|
| 369 |
toggleButton.text(opts.showPaletteOnly ? opts.togglePaletteMoreText : opts.togglePaletteLessText); |
| 370 |
toggleButton.bind("click.spectrum", function (e) { |
| 371 |
e.stopPropagation(); |
| 372 |
e.preventDefault(); |
| 373 |
|
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opts.showPaletteOnly = !opts.showPaletteOnly; |
| 375 |
|
| 376 |
// To make sure the Picker area is drawn on the right, next to the |
| 377 |
// Palette area (and not below the palette), first move the Palette |
| 378 |
// to the left to make space for the picker, plus 5px extra. |
| 379 |
// The 'applyOptions' function puts the whole container back into place |
| 380 |
// and takes care of the button-text and the sp-palette-only CSS class. |
| 381 |
if (!opts.showPaletteOnly && !flat) { |
| 382 |
container.css('left', '-=' + (pickerContainer.outerWidth(true) + 5)); |
| 383 |
} |
| 384 |
applyOptions(); |
| 385 |
}); |
| 386 |
|
| 387 |
draggable(alphaSlider, function (dragX, dragY, e) { |
| 388 |
currentAlpha = (dragX / alphaWidth); |
| 389 |
isEmpty = false; |
| 390 |
if (e.shiftKey) { |
| 391 |
currentAlpha = Math.round(currentAlpha * 10) / 10; |
| 392 |
} |
| 393 |
|
| 394 |
move(); |
| 395 |
}, dragStart, dragStop); |
| 396 |
|
| 397 |
draggable(slider, function (dragX, dragY) { |
| 398 |
currentHue = parseFloat(dragY / slideHeight); |
| 399 |
isEmpty = false; |
| 400 |
if (!opts.showAlpha) { |
| 401 |
currentAlpha = 1; |
| 402 |
} |
| 403 |
move(); |
| 404 |
}, dragStart, dragStop); |
| 405 |
|
| 406 |
draggable(dragger, function (dragX, dragY, e) { |
| 407 |
|
| 408 |
// shift+drag should snap the movement to either the x or y axis. |
| 409 |
if (!e.shiftKey) { |
| 410 |
shiftMovementDirection = null; |
| 411 |
} |
| 412 |
else if (!shiftMovementDirection) { |
| 413 |
var oldDragX = currentSaturation * dragWidth; |
| 414 |
var oldDragY = dragHeight - (currentValue * dragHeight); |
| 415 |
var furtherFromX = Math.abs(dragX - oldDragX) > Math.abs(dragY - oldDragY); |
| 416 |
|
| 417 |
shiftMovementDirection = furtherFromX ? "x" : "y"; |
| 418 |
} |
| 419 |
|
| 420 |
var setSaturation = !shiftMovementDirection || shiftMovementDirection === "x"; |
| 421 |
var setValue = !shiftMovementDirection || shiftMovementDirection === "y"; |
| 422 |
|
| 423 |
if (setSaturation) { |
| 424 |
currentSaturation = parseFloat(dragX / dragWidth); |
| 425 |
} |
| 426 |
if (setValue) { |
| 427 |
currentValue = parseFloat((dragHeight - dragY) / dragHeight); |
| 428 |
} |
| 429 |
|
| 430 |
isEmpty = false; |
| 431 |
if (!opts.showAlpha) { |
| 432 |
currentAlpha = 1; |
| 433 |
} |
| 434 |
|
| 435 |
move(); |
| 436 |
|
| 437 |
}, dragStart, dragStop); |
| 438 |
|
| 439 |
if (!!initialColor) { |
| 440 |
set(initialColor); |
| 441 |
|
| 442 |
// In case color was black - update the preview UI and set the format |
| 443 |
// since the set function will not run (default color is black). |
| 444 |
updateUI(); |
| 445 |
currentPreferredFormat = opts.preferredFormat || tinycolor(initialColor).format; |
| 446 |
|
| 447 |
addColorToSelectionPalette(initialColor); |
| 448 |
} |
| 449 |
else { |
| 450 |
updateUI(); |
| 451 |
} |
| 452 |
|
| 453 |
if (flat) { |
| 454 |
show(); |
| 455 |
} |
| 456 |
|
| 457 |
function paletteElementClick(e) { |
| 458 |
if (e.data && e.data.ignore) { |
| 459 |
set($(e.target).closest(".sp-thumb-el").data("color")); |
| 460 |
move(); |
| 461 |
} |
| 462 |
else { |
| 463 |
set($(e.target).closest(".sp-thumb-el").data("color")); |
| 464 |
move(); |
| 465 |
updateOriginalInput(true); |
| 466 |
if (opts.hideAfterPaletteSelect) { |
| 467 |
hide(); |
| 468 |
} |
| 469 |
} |
| 470 |
|
| 471 |
return false; |
| 472 |
} |
| 473 |
|
| 474 |
var paletteEvent = IE ? "mousedown.spectrum" : "click.spectrum touchstart.spectrum"; |
| 475 |
paletteContainer.delegate(".sp-thumb-el", paletteEvent, paletteElementClick); |
| 476 |
initialColorContainer.delegate(".sp-thumb-el:nth-child(1)", paletteEvent, { ignore: true }, paletteElementClick); |
| 477 |
} |
| 478 |
|
| 479 |
function updateSelectionPaletteFromStorage() { |
| 480 |
|
| 481 |
if (localStorageKey && window.localStorage) { |
| 482 |
|
| 483 |
// Migrate old palettes over to new format. May want to remove this eventually. |
| 484 |
try { |
| 485 |
var oldPalette = window.localStorage[localStorageKey].split(",#"); |
| 486 |
if (oldPalette.length > 1) { |
| 487 |
delete window.localStorage[localStorageKey]; |
| 488 |
$.each(oldPalette, function(i, c) { |
| 489 |
addColorToSelectionPalette(c); |
| 490 |
}); |
| 491 |
} |
| 492 |
} |
| 493 |
catch(e) { } |
| 494 |
|
| 495 |
try { |
| 496 |
selectionPalette = window.localStorage[localStorageKey].split(";"); |
| 497 |
} |
| 498 |
catch (e) { } |
| 499 |
} |
| 500 |
} |
| 501 |
|
| 502 |
function addColorToSelectionPalette(color) { |
| 503 |
if (showSelectionPalette) { |
| 504 |
var rgb = tinycolor(color).toRgbString(); |
| 505 |
if (!paletteLookup[rgb] && $.inArray(rgb, selectionPalette) === -1) { |
| 506 |
selectionPalette.push(rgb); |
| 507 |
while(selectionPalette.length > maxSelectionSize) { |
| 508 |
selectionPalette.shift(); |
| 509 |
} |
| 510 |
} |
| 511 |
|
| 512 |
if (localStorageKey && window.localStorage) { |
| 513 |
try { |
| 514 |
window.localStorage[localStorageKey] = selectionPalette.join(";"); |
| 515 |
} |
| 516 |
catch(e) { } |
| 517 |
} |
| 518 |
} |
| 519 |
} |
| 520 |
|
| 521 |
function getUniqueSelectionPalette() { |
| 522 |
var unique = []; |
| 523 |
if (opts.showPalette) { |
| 524 |
for (var i = 0; i < selectionPalette.length; i++) { |
| 525 |
var rgb = tinycolor(selectionPalette[i]).toRgbString(); |
| 526 |
|
| 527 |
if (!paletteLookup[rgb]) { |
| 528 |
unique.push(selectionPalette[i]); |
| 529 |
} |
| 530 |
} |
| 531 |
} |
| 532 |
|
| 533 |
return unique.reverse().slice(0, opts.maxSelectionSize); |
| 534 |
} |
| 535 |
|
| 536 |
function drawPalette() { |
| 537 |
|
| 538 |
var currentColor = get(); |
| 539 |
|
| 540 |
var html = $.map(paletteArray, function (palette, i) { |
| 541 |
return paletteTemplate(palette, currentColor, "sp-palette-row sp-palette-row-" + i, opts); |
| 542 |
}); |
| 543 |
|
| 544 |
updateSelectionPaletteFromStorage(); |
| 545 |
|
| 546 |
if (selectionPalette) { |
| 547 |
html.push(paletteTemplate(getUniqueSelectionPalette(), currentColor, "sp-palette-row sp-palette-row-selection", opts)); |
| 548 |
} |
| 549 |
|
| 550 |
paletteContainer.html(html.join("")); |
| 551 |
} |
| 552 |
|
| 553 |
function drawInitial() { |
| 554 |
if (opts.showInitial) { |
| 555 |
var initial = colorOnShow; |
| 556 |
var current = get(); |
| 557 |
initialColorContainer.html(paletteTemplate([initial, current], current, "sp-palette-row-initial", opts)); |
| 558 |
} |
| 559 |
} |
| 560 |
|
| 561 |
function dragStart() { |
| 562 |
if (dragHeight <= 0 || dragWidth <= 0 || slideHeight <= 0) { |
| 563 |
reflow(); |
| 564 |
} |
| 565 |
isDragging = true; |
| 566 |
container.addClass(draggingClass); |
| 567 |
shiftMovementDirection = null; |
| 568 |
boundElement.trigger('dragstart.spectrum', [ get() ]); |
| 569 |
} |
| 570 |
|
| 571 |
function dragStop() { |
| 572 |
isDragging = false; |
| 573 |
container.removeClass(draggingClass); |
| 574 |
boundElement.trigger('dragstop.spectrum', [ get() ]); |
| 575 |
} |
| 576 |
|
| 577 |
function setFromTextInput() { |
| 578 |
|
| 579 |
var value = textInput.val(); |
| 580 |
|
| 581 |
if ((value === null || value === "") && allowEmpty) { |
| 582 |
set(null); |
| 583 |
updateOriginalInput(true); |
| 584 |
} |
| 585 |
else { |
| 586 |
var tiny = tinycolor(value); |
| 587 |
if (tiny.isValid()) { |
| 588 |
set(tiny); |
| 589 |
updateOriginalInput(true); |
| 590 |
} |
| 591 |
else { |
| 592 |
textInput.addClass("sp-validation-error"); |
| 593 |
} |
| 594 |
} |
| 595 |
} |
| 596 |
|
| 597 |
function toggle() { |
| 598 |
if (visible) { |
| 599 |
hide(); |
| 600 |
} |
| 601 |
else { |
| 602 |
show(); |
| 603 |
} |
| 604 |
} |
| 605 |
|
| 606 |
function show() { |
| 607 |
var event = $.Event('beforeShow.spectrum'); |
| 608 |
|
| 609 |
if (visible) { |
| 610 |
reflow(); |
| 611 |
return; |
| 612 |
} |
| 613 |
|
| 614 |
boundElement.trigger(event, [ get() ]); |
| 615 |
|
| 616 |
if (callbacks.beforeShow(get()) === false || event.isDefaultPrevented()) { |
| 617 |
return; |
| 618 |
} |
| 619 |
|
| 620 |
hideAll(); |
| 621 |
visible = true; |
| 622 |
|
| 623 |
$(doc).bind("keydown.spectrum", onkeydown); |
| 624 |
$(doc).bind("click.spectrum", clickout); |
| 625 |
$(window).bind("resize.spectrum", resize); |
| 626 |
replacer.addClass("sp-active"); |
| 627 |
container.removeClass("sp-hidden"); |
| 628 |
|
| 629 |
reflow(); |
| 630 |
updateUI(); |
| 631 |
|
| 632 |
colorOnShow = get(); |
| 633 |
|
| 634 |
drawInitial(); |
| 635 |
callbacks.show(colorOnShow); |
| 636 |
boundElement.trigger('show.spectrum', [ colorOnShow ]); |
| 637 |
} |
| 638 |
|
| 639 |
function onkeydown(e) { |
| 640 |
// Close on ESC |
| 641 |
if (e.keyCode === 27) { |
| 642 |
hide(); |
| 643 |
} |
| 644 |
} |
| 645 |
|
| 646 |
function clickout(e) { |
| 647 |
// Return on right click. |
| 648 |
if (e.button == 2) { return; } |
| 649 |
|
| 650 |
// If a drag event was happening during the mouseup, don't hide |
| 651 |
// on click. |
| 652 |
if (isDragging) { return; } |
| 653 |
|
| 654 |
if (clickoutFiresChange) { |
| 655 |
updateOriginalInput(true); |
| 656 |
} |
| 657 |
else { |
| 658 |
revert(); |
| 659 |
} |
| 660 |
hide(); |
| 661 |
} |
| 662 |
|
| 663 |
function hide() { |
| 664 |
// Return if hiding is unnecessary |
| 665 |
if (!visible || flat) { return; } |
| 666 |
visible = false; |
| 667 |
|
| 668 |
$(doc).unbind("keydown.spectrum", onkeydown); |
| 669 |
$(doc).unbind("click.spectrum", clickout); |
| 670 |
$(window).unbind("resize.spectrum", resize); |
| 671 |
|
| 672 |
replacer.removeClass("sp-active"); |
| 673 |
container.addClass("sp-hidden"); |
| 674 |
|
| 675 |
callbacks.hide(get()); |
| 676 |
boundElement.trigger('hide.spectrum', [ get() ]); |
| 677 |
} |
| 678 |
|
| 679 |
function revert() { |
| 680 |
set(colorOnShow, true); |
| 681 |
} |
| 682 |
|
| 683 |
function set(color, ignoreFormatChange) { |
| 684 |
if (tinycolor.equals(color, get())) { |
| 685 |
// Update UI just in case a validation error needs |
| 686 |
// to be cleared. |
| 687 |
updateUI(); |
| 688 |
return; |
| 689 |
} |
| 690 |
|
| 691 |
var newColor, newHsv; |
| 692 |
if (!color && allowEmpty) { |
| 693 |
isEmpty = true; |
| 694 |
} else { |
| 695 |
isEmpty = false; |
| 696 |
newColor = tinycolor(color); |
| 697 |
newHsv = newColor.toHsv(); |
| 698 |
|
| 699 |
currentHue = (newHsv.h % 360) / 360; |
| 700 |
currentSaturation = newHsv.s; |
| 701 |
currentValue = newHsv.v; |
| 702 |
currentAlpha = newHsv.a; |
| 703 |
} |
| 704 |
updateUI(); |
| 705 |
|
| 706 |
if (newColor && newColor.isValid() && !ignoreFormatChange) { |
| 707 |
currentPreferredFormat = opts.preferredFormat || newColor.getFormat(); |
| 708 |
} |
| 709 |
} |
| 710 |
|
| 711 |
function get(opts) { |
| 712 |
opts = opts || { }; |
| 713 |
|
| 714 |
if (allowEmpty && isEmpty) { |
| 715 |
return null; |
| 716 |
} |
| 717 |
|
| 718 |
return tinycolor.fromRatio({ |
| 719 |
h: currentHue, |
| 720 |
s: currentSaturation, |
| 721 |
v: currentValue, |
| 722 |
a: Math.round(currentAlpha * 100) / 100 |
| 723 |
}, { format: opts.format || currentPreferredFormat }); |
| 724 |
} |
| 725 |
|
| 726 |
function isValid() { |
| 727 |
return !textInput.hasClass("sp-validation-error"); |
| 728 |
} |
| 729 |
|
| 730 |
function move() { |
| 731 |
updateUI(); |
| 732 |
|
| 733 |
callbacks.move(get()); |
| 734 |
boundElement.trigger('move.spectrum', [ get() ]); |
| 735 |
} |
| 736 |
|
| 737 |
function updateUI() { |
| 738 |
|
| 739 |
textInput.removeClass("sp-validation-error"); |
| 740 |
|
| 741 |
updateHelperLocations(); |
| 742 |
|
| 743 |
// Update dragger background color (gradients take care of saturation and value). |
| 744 |
var flatColor = tinycolor.fromRatio({ h: currentHue, s: 1, v: 1 }); |
| 745 |
dragger.css("background-color", flatColor.toHexString()); |
| 746 |
|
| 747 |
// Get a format that alpha will be included in (hex and names ignore alpha) |
| 748 |
var format = currentPreferredFormat; |
| 749 |
if (currentAlpha < 1 && !(currentAlpha === 0 && format === "name")) { |
| 750 |
if (format === "hex" || format === "hex3" || format === "hex6" || format === "name") { |
| 751 |
format = "rgb"; |
| 752 |
} |
| 753 |
} |
| 754 |
|
| 755 |
var realColor = get({ format: format }), |
| 756 |
displayColor = ''; |
| 757 |
|
| 758 |
//reset background info for preview element |
| 759 |
previewElement.removeClass("sp-clear-display"); |
| 760 |
previewElement.css('background-color', 'transparent'); |
| 761 |
|
| 762 |
if (!realColor && allowEmpty) { |
| 763 |
// Update the replaced elements background with icon indicating no color selection |
| 764 |
previewElement.addClass("sp-clear-display"); |
| 765 |
} |
| 766 |
else { |
| 767 |
var realHex = realColor.toHexString(), |
| 768 |
realRgb = realColor.toRgbString(); |
| 769 |
|
| 770 |
// Update the replaced elements background color (with actual selected color) |
| 771 |
if (rgbaSupport || realColor.alpha === 1) { |
| 772 |
previewElement.css("background-color", realRgb); |
| 773 |
} |
| 774 |
else { |
| 775 |
previewElement.css("background-color", "transparent"); |
| 776 |
previewElement.css("filter", realColor.toFilter()); |
| 777 |
} |
| 778 |
|
| 779 |
if (opts.showAlpha) { |
| 780 |
var rgb = realColor.toRgb(); |
| 781 |
rgb.a = 0; |
| 782 |
var realAlpha = tinycolor(rgb).toRgbString(); |
| 783 |
var gradient = "linear-gradient(left, " + realAlpha + ", " + realHex + ")"; |
| 784 |
|
| 785 |
if (IE) { |
| 786 |
alphaSliderInner.css("filter", tinycolor(realAlpha).toFilter({ gradientType: 1 }, realHex)); |
| 787 |
} |
| 788 |
else { |
| 789 |
alphaSliderInner.css("background", "-webkit-" + gradient); |
| 790 |
alphaSliderInner.css("background", "-moz-" + gradient); |
| 791 |
alphaSliderInner.css("background", "-ms-" + gradient); |
| 792 |
// Use current syntax gradient on unprefixed property. |
| 793 |
alphaSliderInner.css("background", |
| 794 |
"linear-gradient(to right, " + realAlpha + ", " + realHex + ")"); |
| 795 |
} |
| 796 |
} |
| 797 |
|
| 798 |
displayColor = realColor.toString(format); |
| 799 |
} |
| 800 |
|
| 801 |
// Update the text entry input as it changes happen |
| 802 |
if (opts.showInput) { |
| 803 |
textInput.val(displayColor); |
| 804 |
} |
| 805 |
|
| 806 |
if (opts.showPalette) { |
| 807 |
drawPalette(); |
| 808 |
} |
| 809 |
|
| 810 |
drawInitial(); |
| 811 |
} |
| 812 |
|
| 813 |
function updateHelperLocations() { |
| 814 |
var s = currentSaturation; |
| 815 |
var v = currentValue; |
| 816 |
|
| 817 |
if(allowEmpty && isEmpty) { |
| 818 |
//if selected color is empty, hide the helpers |
| 819 |
alphaSlideHelper.hide(); |
| 820 |
slideHelper.hide(); |
| 821 |
dragHelper.hide(); |
| 822 |
} |
| 823 |
else { |
| 824 |
//make sure helpers are visible |
| 825 |
alphaSlideHelper.show(); |
| 826 |
slideHelper.show(); |
| 827 |
dragHelper.show(); |
| 828 |
|
| 829 |
// Where to show the little circle in that displays your current selected color |
| 830 |
var dragX = s * dragWidth; |
| 831 |
var dragY = dragHeight - (v * dragHeight); |
| 832 |
dragX = Math.max( |
| 833 |
-dragHelperHeight, |
| 834 |
Math.min(dragWidth - dragHelperHeight, dragX - dragHelperHeight) |
| 835 |
); |
| 836 |
dragY = Math.max( |
| 837 |
-dragHelperHeight, |
| 838 |
Math.min(dragHeight - dragHelperHeight, dragY - dragHelperHeight) |
| 839 |
); |
| 840 |
dragHelper.css({ |
| 841 |
"top": dragY + "px", |
| 842 |
"left": dragX + "px" |
| 843 |
}); |
| 844 |
|
| 845 |
var alphaX = currentAlpha * alphaWidth; |
| 846 |
alphaSlideHelper.css({ |
| 847 |
"left": (alphaX - (alphaSlideHelperWidth / 2)) + "px" |
| 848 |
}); |
| 849 |
|
| 850 |
// Where to show the bar that displays your current selected hue |
| 851 |
var slideY = (currentHue) * slideHeight; |
| 852 |
slideHelper.css({ |
| 853 |
"top": (slideY - slideHelperHeight) + "px" |
| 854 |
}); |
| 855 |
} |
| 856 |
} |
| 857 |
|
| 858 |
function updateOriginalInput(fireCallback) { |
| 859 |
var color = get(), |
| 860 |
displayColor = '', |
| 861 |
hasChanged = !tinycolor.equals(color, colorOnShow); |
| 862 |
|
| 863 |
if (color) { |
| 864 |
displayColor = color.toString(currentPreferredFormat); |
| 865 |
// Update the selection palette with the current color |
| 866 |
addColorToSelectionPalette(color); |
| 867 |
} |
| 868 |
|
| 869 |
if (isInput) { |
| 870 |
boundElement.val(displayColor); |
| 871 |
} |
| 872 |
|
| 873 |
if (fireCallback && hasChanged) { |
| 874 |
callbacks.change(color); |
| 875 |
boundElement.trigger('change', [ color ]); |
| 876 |
} |
| 877 |
} |
| 878 |
|
| 879 |
function reflow() { |
| 880 |
if (!visible) { |
| 881 |
return; // Calculations would be useless and wouldn't be reliable anyways |
| 882 |
} |
| 883 |
dragWidth = dragger.width(); |
| 884 |
dragHeight = dragger.height(); |
| 885 |
dragHelperHeight = dragHelper.height(); |
| 886 |
slideWidth = slider.width(); |
| 887 |
slideHeight = slider.height(); |
| 888 |
slideHelperHeight = slideHelper.height(); |
| 889 |
alphaWidth = alphaSlider.width(); |
| 890 |
alphaSlideHelperWidth = alphaSlideHelper.width(); |
| 891 |
|
| 892 |
if (!flat) { |
| 893 |
container.css("position", "absolute"); |
| 894 |
if (opts.offset) { |
| 895 |
container.offset(opts.offset); |
| 896 |
} else { |
| 897 |
container.offset(getOffset(container, offsetElement)); |
| 898 |
} |
| 899 |
} |
| 900 |
|
| 901 |
updateHelperLocations(); |
| 902 |
|
| 903 |
if (opts.showPalette) { |
| 904 |
drawPalette(); |
| 905 |
} |
| 906 |
|
| 907 |
boundElement.trigger('reflow.spectrum'); |
| 908 |
} |
| 909 |
|
| 910 |
function destroy() { |
| 911 |
boundElement.show(); |
| 912 |
offsetElement.unbind("click.spectrum touchstart.spectrum"); |
| 913 |
container.remove(); |
| 914 |
replacer.remove(); |
| 915 |
spectrums[spect.id] = null; |
| 916 |
} |
| 917 |
|
| 918 |
function option(optionName, optionValue) { |
| 919 |
if (optionName === undefined) { |
| 920 |
return $.extend({}, opts); |
| 921 |
} |
| 922 |
if (optionValue === undefined) { |
| 923 |
return opts[optionName]; |
| 924 |
} |
| 925 |
|
| 926 |
opts[optionName] = optionValue; |
| 927 |
|
| 928 |
if (optionName === "preferredFormat") { |
| 929 |
currentPreferredFormat = opts.preferredFormat; |
| 930 |
} |
| 931 |
applyOptions(); |
| 932 |
} |
| 933 |
|
| 934 |
function enable() { |
| 935 |
disabled = false; |
| 936 |
boundElement.attr("disabled", false); |
| 937 |
offsetElement.removeClass("sp-disabled"); |
| 938 |
} |
| 939 |
|
| 940 |
function disable() { |
| 941 |
hide(); |
| 942 |
disabled = true; |
| 943 |
boundElement.attr("disabled", true); |
| 944 |
offsetElement.addClass("sp-disabled"); |
| 945 |
} |
| 946 |
|
| 947 |
function setOffset(coord) { |
| 948 |
opts.offset = coord; |
| 949 |
reflow(); |
| 950 |
} |
| 951 |
|
| 952 |
initialize(); |
| 953 |
|
| 954 |
var spect = { |
| 955 |
show: show, |
| 956 |
hide: hide, |
| 957 |
toggle: toggle, |
| 958 |
reflow: reflow, |
| 959 |
option: option, |
| 960 |
enable: enable, |
| 961 |
disable: disable, |
| 962 |
offset: setOffset, |
| 963 |
set: function (c) { |
| 964 |
set(c); |
| 965 |
updateOriginalInput(); |
| 966 |
}, |
| 967 |
get: get, |
| 968 |
destroy: destroy, |
| 969 |
container: container |
| 970 |
}; |
| 971 |
|
| 972 |
spect.id = spectrums.push(spect) - 1; |
| 973 |
|
| 974 |
return spect; |
| 975 |
} |
| 976 |
|
| 977 |
/** |
| 978 |
* checkOffset - get the offset below/above and left/right element depending on screen position |
| 979 |
* Thanks https://github.com/jquery/jquery-ui/blob/master/ui/jquery.ui.datepicker.js |
| 980 |
*/ |
| 981 |
function getOffset(picker, input) { |
| 982 |
var extraY = 0; |
| 983 |
var dpWidth = picker.outerWidth(); |
| 984 |
var dpHeight = picker.outerHeight(); |
| 985 |
var inputHeight = input.outerHeight(); |
| 986 |
var doc = picker[0].ownerDocument; |
| 987 |
var docElem = doc.documentElement; |
| 988 |
var viewWidth = docElem.clientWidth + $(doc).scrollLeft(); |
| 989 |
var viewHeight = docElem.clientHeight + $(doc).scrollTop(); |
| 990 |
var offset = input.offset(); |
| 991 |
offset.top += inputHeight; |
| 992 |
|
| 993 |
offset.left -= |
| 994 |
Math.min(offset.left, (offset.left + dpWidth > viewWidth && viewWidth > dpWidth) ? |
| 995 |
Math.abs(offset.left + dpWidth - viewWidth) : 0); |
| 996 |
|
| 997 |
offset.top -= |
| 998 |
Math.min(offset.top, ((offset.top + dpHeight > viewHeight && viewHeight > dpHeight) ? |
| 999 |
Math.abs(dpHeight + inputHeight - extraY) : extraY)); |
| 1000 |
|
| 1001 |
return offset; |
| 1002 |
} |
| 1003 |
|
| 1004 |
/** |
| 1005 |
* noop - do nothing |
| 1006 |
*/ |
| 1007 |
function noop() { |
| 1008 |
|
| 1009 |
} |
| 1010 |
|
| 1011 |
/** |
| 1012 |
* stopPropagation - makes the code only doing this a little easier to read in line |
| 1013 |
*/ |
| 1014 |
function stopPropagation(e) { |
| 1015 |
e.stopPropagation(); |
| 1016 |
} |
| 1017 |
|
| 1018 |
/** |
| 1019 |
* Create a function bound to a given object |
| 1020 |
* Thanks to underscore.js |
| 1021 |
*/ |
| 1022 |
function bind(func, obj) { |
| 1023 |
var slice = Array.prototype.slice; |
| 1024 |
var args = slice.call(arguments, 2); |
| 1025 |
return function () { |
| 1026 |
return func.apply(obj, args.concat(slice.call(arguments))); |
| 1027 |
}; |
| 1028 |
} |
| 1029 |
|
| 1030 |
/** |
| 1031 |
* Lightweight drag helper. Handles containment within the element, so that |
| 1032 |
* when dragging, the x is within [0,element.width] and y is within [0,element.height] |
| 1033 |
*/ |
| 1034 |
function draggable(element, onmove, onstart, onstop) { |
| 1035 |
onmove = onmove || function () { }; |
| 1036 |
onstart = onstart || function () { }; |
| 1037 |
onstop = onstop || function () { }; |
| 1038 |
var doc = document; |
| 1039 |
var dragging = false; |
| 1040 |
var offset = {}; |
| 1041 |
var maxHeight = 0; |
| 1042 |
var maxWidth = 0; |
| 1043 |
var hasTouch = ('ontouchstart' in window); |
| 1044 |
|
| 1045 |
var duringDragEvents = {}; |
| 1046 |
duringDragEvents["selectstart"] = prevent; |
| 1047 |
duringDragEvents["dragstart"] = prevent; |
| 1048 |
duringDragEvents["touchmove mousemove"] = move; |
| 1049 |
duringDragEvents["touchend mouseup"] = stop; |
| 1050 |
|
| 1051 |
function prevent(e) { |
| 1052 |
if (e.stopPropagation) { |
| 1053 |
e.stopPropagation(); |
| 1054 |
} |
| 1055 |
if (e.preventDefault) { |
| 1056 |
e.preventDefault(); |
| 1057 |
} |
| 1058 |
e.returnValue = false; |
| 1059 |
} |
| 1060 |
|
| 1061 |
function move(e) { |
| 1062 |
if (dragging) { |
| 1063 |
// Mouseup happened outside of window |
| 1064 |
if (IE && doc.documentMode < 9 && !e.button) { |
| 1065 |
return stop(); |
| 1066 |
} |
| 1067 |
|
| 1068 |
var t0 = e.originalEvent && e.originalEvent.touches && e.originalEvent.touches[0]; |
| 1069 |
var pageX = t0 && t0.pageX || e.pageX; |
| 1070 |
var pageY = t0 && t0.pageY || e.pageY; |
| 1071 |
|
| 1072 |
var dragX = Math.max(0, Math.min(pageX - offset.left, maxWidth)); |
| 1073 |
var dragY = Math.max(0, Math.min(pageY - offset.top, maxHeight)); |
| 1074 |
|
| 1075 |
if (hasTouch) { |
| 1076 |
// Stop scrolling in iOS |
| 1077 |
prevent(e); |
| 1078 |
} |
| 1079 |
|
| 1080 |
onmove.apply(element, [dragX, dragY, e]); |
| 1081 |
} |
| 1082 |
} |
| 1083 |
|
| 1084 |
function start(e) { |
| 1085 |
var rightclick = (e.which) ? (e.which == 3) : (e.button == 2); |
| 1086 |
|
| 1087 |
if (!rightclick && !dragging) { |
| 1088 |
if (onstart.apply(element, arguments) !== false) { |
| 1089 |
dragging = true; |
| 1090 |
maxHeight = $(element).height(); |
| 1091 |
maxWidth = $(element).width(); |
| 1092 |
offset = $(element).offset(); |
| 1093 |
|
| 1094 |
$(doc).bind(duringDragEvents); |
| 1095 |
$(doc.body).addClass("sp-dragging"); |
| 1096 |
|
| 1097 |
move(e); |
| 1098 |
|
| 1099 |
prevent(e); |
| 1100 |
} |
| 1101 |
} |
| 1102 |
} |
| 1103 |
|
| 1104 |
function stop() { |
| 1105 |
if (dragging) { |
| 1106 |
$(doc).unbind(duringDragEvents); |
| 1107 |
$(doc.body).removeClass("sp-dragging"); |
| 1108 |
|
| 1109 |
// Wait a tick before notifying observers to allow the click event |
| 1110 |
// to fire in Chrome. |
| 1111 |
setTimeout(function() { |
| 1112 |
onstop.apply(element, arguments); |
| 1113 |
}, 0); |
| 1114 |
} |
| 1115 |
dragging = false; |
| 1116 |
} |
| 1117 |
|
| 1118 |
$(element).bind("touchstart mousedown", start); |
| 1119 |
} |
| 1120 |
|
| 1121 |
function throttle(func, wait, debounce) { |
| 1122 |
var timeout; |
| 1123 |
return function () { |
| 1124 |
var context = this, args = arguments; |
| 1125 |
var throttler = function () { |
| 1126 |
timeout = null; |
| 1127 |
func.apply(context, args); |
| 1128 |
}; |
| 1129 |
if (debounce) clearTimeout(timeout); |
| 1130 |
if (debounce || !timeout) timeout = setTimeout(throttler, wait); |
| 1131 |
}; |
| 1132 |
} |
| 1133 |
|
| 1134 |
function inputTypeColorSupport() { |
| 1135 |
return $.fn.spectrum.inputTypeColorSupport(); |
| 1136 |
} |
| 1137 |
|
| 1138 |
/** |
| 1139 |
* Define a jQuery plugin |
| 1140 |
*/ |
| 1141 |
var dataID = "spectrum.id"; |
| 1142 |
$.fn.spectrum = function (opts, extra) { |
| 1143 |
|
| 1144 |
if (typeof opts == "string") { |
| 1145 |
|
| 1146 |
var returnValue = this; |
| 1147 |
var args = Array.prototype.slice.call( arguments, 1 ); |
| 1148 |
|
| 1149 |
this.each(function () { |
| 1150 |
var spect = spectrums[$(this).data(dataID)]; |
| 1151 |
if (spect) { |
| 1152 |
var method = spect[opts]; |
| 1153 |
if (!method) { |
| 1154 |
throw new Error( "Spectrum: no such method: '" + opts + "'" ); |
| 1155 |
} |
| 1156 |
|
| 1157 |
if (opts == "get") { |
| 1158 |
returnValue = spect.get(); |
| 1159 |
} |
| 1160 |
else if (opts == "container") { |
| 1161 |
returnValue = spect.container; |
| 1162 |
} |
| 1163 |
else if (opts == "option") { |
| 1164 |
returnValue = spect.option.apply(spect, args); |
| 1165 |
} |
| 1166 |
else if (opts == "destroy") { |
| 1167 |
spect.destroy(); |
| 1168 |
$(this).removeData(dataID); |
| 1169 |
} |
| 1170 |
else { |
| 1171 |
method.apply(spect, args); |
| 1172 |
} |
| 1173 |
} |
| 1174 |
}); |
| 1175 |
|
| 1176 |
return returnValue; |
| 1177 |
} |
| 1178 |
|
| 1179 |
// Initializing a new instance of spectrum |
| 1180 |
return this.spectrum("destroy").each(function () { |
| 1181 |
var options = $.extend({}, opts, $(this).data()); |
| 1182 |
var spect = spectrum(this, options); |
| 1183 |
$(this).data(dataID, spect.id); |
| 1184 |
}); |
| 1185 |
}; |
| 1186 |
|
| 1187 |
$.fn.spectrum.load = true; |
| 1188 |
$.fn.spectrum.loadOpts = {}; |
| 1189 |
$.fn.spectrum.draggable = draggable; |
| 1190 |
$.fn.spectrum.defaults = defaultOpts; |
| 1191 |
$.fn.spectrum.inputTypeColorSupport = function inputTypeColorSupport() { |
| 1192 |
if (typeof inputTypeColorSupport._cachedResult === "undefined") { |
| 1193 |
var colorInput = $("<input type='color'/>")[0]; // if color element is supported, value will default to not null |
| 1194 |
inputTypeColorSupport._cachedResult = colorInput.type === "color" && colorInput.value !== ""; |
| 1195 |
} |
| 1196 |
return inputTypeColorSupport._cachedResult; |
| 1197 |
}; |
| 1198 |
|
| 1199 |
$.spectrum = { }; |
| 1200 |
$.spectrum.localization = { }; |
| 1201 |
$.spectrum.palettes = { }; |
| 1202 |
|
| 1203 |
$.fn.spectrum.processNativeColorInputs = function () { |
| 1204 |
var colorInputs = $("input[type=color]"); |
| 1205 |
if (colorInputs.length && !inputTypeColorSupport()) { |
| 1206 |
colorInputs.spectrum({ |
| 1207 |
preferredFormat: "hex6" |
| 1208 |
}); |
| 1209 |
} |
| 1210 |
}; |
| 1211 |
|
| 1212 |
// TinyColor v1.1.2 |
| 1213 |
// https://github.com/bgrins/TinyColor |
| 1214 |
// Brian Grinstead, MIT License |
| 1215 |
|
| 1216 |
(function() { |
| 1217 |
|
| 1218 |
var trimLeft = /^[\s,#]+/, |
| 1219 |
trimRight = /\s+$/, |
| 1220 |
tinyCounter = 0, |
| 1221 |
math = Math, |
| 1222 |
mathRound = math.round, |
| 1223 |
mathMin = math.min, |
| 1224 |
mathMax = math.max, |
| 1225 |
mathRandom = math.random; |
| 1226 |
|
| 1227 |
var tinycolor = function(color, opts) { |
| 1228 |
|
| 1229 |
color = (color) ? color : ''; |
| 1230 |
opts = opts || { }; |
| 1231 |
|
| 1232 |
// If input is already a tinycolor, return itself |
| 1233 |
if (color instanceof tinycolor) { |
| 1234 |
return color; |
| 1235 |
} |
| 1236 |
// If we are called as a function, call using new instead |
| 1237 |
if (!(this instanceof tinycolor)) { |
| 1238 |
return new tinycolor(color, opts); |
| 1239 |
} |
| 1240 |
|
| 1241 |
var rgb = inputToRGB(color); |
| 1242 |
this._originalInput = color, |
| 1243 |
this._r = rgb.r, |
| 1244 |
this._g = rgb.g, |
| 1245 |
this._b = rgb.b, |
| 1246 |
this._a = rgb.a, |
| 1247 |
this._roundA = mathRound(100*this._a) / 100, |
| 1248 |
this._format = opts.format || rgb.format; |
| 1249 |
this._gradientType = opts.gradientType; |
| 1250 |
|
| 1251 |
// Don't let the range of [0,255] come back in [0,1]. |
| 1252 |
// Potentially lose a little bit of precision here, but will fix issues where |
| 1253 |
// .5 gets interpreted as half of the total, instead of half of 1 |
| 1254 |
// If it was supposed to be 128, this was already taken care of by `inputToRgb` |
| 1255 |
if (this._r < 1) { this._r = mathRound(this._r); } |
| 1256 |
if (this._g < 1) { this._g = mathRound(this._g); } |
| 1257 |
if (this._b < 1) { this._b = mathRound(this._b); } |
| 1258 |
|
| 1259 |
this._ok = rgb.ok; |
| 1260 |
this._tc_id = tinyCounter++; |
| 1261 |
}; |
| 1262 |
|
| 1263 |
tinycolor.prototype = { |
| 1264 |
isDark: function() { |
| 1265 |
return this.getBrightness() < 128; |
| 1266 |
}, |
| 1267 |
isLight: function() { |
| 1268 |
return !this.isDark(); |
| 1269 |
}, |
| 1270 |
isValid: function() { |
| 1271 |
return this._ok; |
| 1272 |
}, |
| 1273 |
getOriginalInput: function() { |
| 1274 |
return this._originalInput; |
| 1275 |
}, |
| 1276 |
getFormat: function() { |
| 1277 |
return this._format; |
| 1278 |
}, |
| 1279 |
getAlpha: function() { |
| 1280 |
return this._a; |
| 1281 |
}, |
| 1282 |
getBrightness: function() { |
| 1283 |
var rgb = this.toRgb(); |
| 1284 |
return (rgb.r * 299 + rgb.g * 587 + rgb.b * 114) / 1000; |
| 1285 |
}, |
| 1286 |
setAlpha: function(value) { |
| 1287 |
this._a = boundAlpha(value); |
| 1288 |
this._roundA = mathRound(100*this._a) / 100; |
| 1289 |
return this; |
| 1290 |
}, |
| 1291 |
toHsv: function() { |
| 1292 |
var hsv = rgbToHsv(this._r, this._g, this._b); |
| 1293 |
return { h: hsv.h * 360, s: hsv.s, v: hsv.v, a: this._a }; |
| 1294 |
}, |
| 1295 |
toHsvString: function() { |
| 1296 |
var hsv = rgbToHsv(this._r, this._g, this._b); |
| 1297 |
var h = mathRound(hsv.h * 360), s = mathRound(hsv.s * 100), v = mathRound(hsv.v * 100); |
| 1298 |
return (this._a == 1) ? |
| 1299 |
"hsv(" + h + ", " + s + "%, " + v + "%)" : |
| 1300 |
"hsva(" + h + ", " + s + "%, " + v + "%, "+ this._roundA + ")"; |
| 1301 |
}, |
| 1302 |
toHsl: function() { |
| 1303 |
var hsl = rgbToHsl(this._r, this._g, this._b); |
| 1304 |
return { h: hsl.h * 360, s: hsl.s, l: hsl.l, a: this._a }; |
| 1305 |
}, |
| 1306 |
toHslString: function() { |
| 1307 |
var hsl = rgbToHsl(this._r, this._g, this._b); |
| 1308 |
var h = mathRound(hsl.h * 360), s = mathRound(hsl.s * 100), l = mathRound(hsl.l * 100); |
| 1309 |
return (this._a == 1) ? |
| 1310 |
"hsl(" + h + ", " + s + "%, " + l + "%)" : |
| 1311 |
"hsla(" + h + ", " + s + "%, " + l + "%, "+ this._roundA + ")"; |
| 1312 |
}, |
| 1313 |
toHex: function(allow3Char) { |
| 1314 |
return rgbToHex(this._r, this._g, this._b, allow3Char); |
| 1315 |
}, |
| 1316 |
toHexString: function(allow3Char) { |
| 1317 |
return '#' + this.toHex(allow3Char); |
| 1318 |
}, |
| 1319 |
toHex8: function() { |
| 1320 |
return rgbaToHex(this._r, this._g, this._b, this._a); |
| 1321 |
}, |
| 1322 |
toHex8String: function() { |
| 1323 |
return '#' + this.toHex8(); |
| 1324 |
}, |
| 1325 |
toRgb: function() { |
| 1326 |
return { r: mathRound(this._r), g: mathRound(this._g), b: mathRound(this._b), a: this._a }; |
| 1327 |
}, |
| 1328 |
toRgbString: function() { |
| 1329 |
return (this._a == 1) ? |
| 1330 |
"rgb(" + mathRound(this._r) + ", " + mathRound(this._g) + ", " + mathRound(this._b) + ")" : |
| 1331 |
"rgba(" + mathRound(this._r) + ", " + mathRound(this._g) + ", " + mathRound(this._b) + ", " + this._roundA + ")"; |
| 1332 |
}, |
| 1333 |
toPercentageRgb: function() { |
| 1334 |
return { r: mathRound(bound01(this._r, 255) * 100) + "%", g: mathRound(bound01(this._g, 255) * 100) + "%", b: mathRound(bound01(this._b, 255) * 100) + "%", a: this._a }; |
| 1335 |
}, |
| 1336 |
toPercentageRgbString: function() { |
| 1337 |
return (this._a == 1) ? |
| 1338 |
"rgb(" + mathRound(bound01(this._r, 255) * 100) + "%, " + mathRound(bound01(this._g, 255) * 100) + "%, " + mathRound(bound01(this._b, 255) * 100) + "%)" : |
| 1339 |
"rgba(" + mathRound(bound01(this._r, 255) * 100) + "%, " + mathRound(bound01(this._g, 255) * 100) + "%, " + mathRound(bound01(this._b, 255) * 100) + "%, " + this._roundA + ")"; |
| 1340 |
}, |
| 1341 |
toName: function() { |
| 1342 |
if (this._a === 0) { |
| 1343 |
return "transparent"; |
| 1344 |
} |
| 1345 |
|
| 1346 |
if (this._a < 1) { |
| 1347 |
return false; |
| 1348 |
} |
| 1349 |
|
| 1350 |
return hexNames[rgbToHex(this._r, this._g, this._b, true)] || false; |
| 1351 |
}, |
| 1352 |
toFilter: function(secondColor) { |
| 1353 |
var hex8String = '#' + rgbaToHex(this._r, this._g, this._b, this._a); |
| 1354 |
var secondHex8String = hex8String; |
| 1355 |
var gradientType = this._gradientType ? "GradientType = 1, " : ""; |
| 1356 |
|
| 1357 |
if (secondColor) { |
| 1358 |
var s = tinycolor(secondColor); |
| 1359 |
secondHex8String = s.toHex8String(); |
| 1360 |
} |
| 1361 |
|
| 1362 |
return "progid:DXImageTransform.Microsoft.gradient("+gradientType+"startColorstr="+hex8String+",endColorstr="+secondHex8String+")"; |
| 1363 |
}, |
| 1364 |
toString: function(format) { |
| 1365 |
var formatSet = !!format; |
| 1366 |
format = format || this._format; |
| 1367 |
|
| 1368 |
var formattedString = false; |
| 1369 |
var hasAlpha = this._a < 1 && this._a >= 0; |
| 1370 |
var needsAlphaFormat = !formatSet && hasAlpha && (format === "hex" || format === "hex6" || format === "hex3" || format === "name"); |
| 1371 |
|
| 1372 |
if (needsAlphaFormat) { |
| 1373 |
// Special case for "transparent", all other non-alpha formats |
| 1374 |
// will return rgba when there is transparency. |
| 1375 |
if (format === "name" && this._a === 0) { |
| 1376 |
return this.toName(); |
| 1377 |
} |
| 1378 |
return this.toRgbString(); |
| 1379 |
} |
| 1380 |
if (format === "rgb") { |
| 1381 |
formattedString = this.toRgbString(); |
| 1382 |
} |
| 1383 |
if (format === "prgb") { |
| 1384 |
formattedString = this.toPercentageRgbString(); |
| 1385 |
} |
| 1386 |
if (format === "hex" || format === "hex6") { |
| 1387 |
formattedString = this.toHexString(); |
| 1388 |
} |
| 1389 |
if (format === "hex3") { |
| 1390 |
formattedString = this.toHexString(true); |
| 1391 |
} |
| 1392 |
if (format === "hex8") { |
| 1393 |
formattedString = this.toHex8String(); |
| 1394 |
} |
| 1395 |
if (format === "name") { |
| 1396 |
formattedString = this.toName(); |
| 1397 |
} |
| 1398 |
if (format === "hsl") { |
| 1399 |
formattedString = this.toHslString(); |
| 1400 |
} |
| 1401 |
if (format === "hsv") { |
| 1402 |
formattedString = this.toHsvString(); |
| 1403 |
} |
| 1404 |
|
| 1405 |
return formattedString || this.toHexString(); |
| 1406 |
}, |
| 1407 |
|
| 1408 |
_applyModification: function(fn, args) { |
| 1409 |
var color = fn.apply(null, [this].concat([].slice.call(args))); |
| 1410 |
this._r = color._r; |
| 1411 |
this._g = color._g; |
| 1412 |
this._b = color._b; |
| 1413 |
this.setAlpha(color._a); |
| 1414 |
return this; |
| 1415 |
}, |
| 1416 |
lighten: function() { |
| 1417 |
return this._applyModification(lighten, arguments); |
| 1418 |
}, |
| 1419 |
brighten: function() { |
| 1420 |
return this._applyModification(brighten, arguments); |
| 1421 |
}, |
| 1422 |
darken: function() { |
| 1423 |
return this._applyModification(darken, arguments); |
| 1424 |
}, |
| 1425 |
desaturate: function() { |
| 1426 |
return this._applyModification(desaturate, arguments); |
| 1427 |
}, |
| 1428 |
saturate: function() { |
| 1429 |
return this._applyModification(saturate, arguments); |
| 1430 |
}, |
| 1431 |
greyscale: function() { |
| 1432 |
return this._applyModification(greyscale, arguments); |
| 1433 |
}, |
| 1434 |
spin: function() { |
| 1435 |
return this._applyModification(spin, arguments); |
| 1436 |
}, |
| 1437 |
|
| 1438 |
_applyCombination: function(fn, args) { |
| 1439 |
return fn.apply(null, [this].concat([].slice.call(args))); |
| 1440 |
}, |
| 1441 |
analogous: function() { |
| 1442 |
return this._applyCombination(analogous, arguments); |
| 1443 |
}, |
| 1444 |
complement: function() { |
| 1445 |
return this._applyCombination(complement, arguments); |
| 1446 |
}, |
| 1447 |
monochromatic: function() { |
| 1448 |
return this._applyCombination(monochromatic, arguments); |
| 1449 |
}, |
| 1450 |
splitcomplement: function() { |
| 1451 |
return this._applyCombination(splitcomplement, arguments); |
| 1452 |
}, |
| 1453 |
triad: function() { |
| 1454 |
return this._applyCombination(triad, arguments); |
| 1455 |
}, |
| 1456 |
tetrad: function() { |
| 1457 |
return this._applyCombination(tetrad, arguments); |
| 1458 |
} |
| 1459 |
}; |
| 1460 |
|
| 1461 |
// If input is an object, force 1 into "1.0" to handle ratios properly |
| 1462 |
// String input requires "1.0" as input, so 1 will be treated as 1 |
| 1463 |
tinycolor.fromRatio = function(color, opts) { |
| 1464 |
if (typeof color == "object") { |
| 1465 |
var newColor = {}; |
| 1466 |
for (var i in color) { |
| 1467 |
if (color.hasOwnProperty(i)) { |
| 1468 |
if (i === "a") { |
| 1469 |
newColor[i] = color[i]; |
| 1470 |
} |
| 1471 |
else { |
| 1472 |
newColor[i] = convertToPercentage(color[i]); |
| 1473 |
} |
| 1474 |
} |
| 1475 |
} |
| 1476 |
color = newColor; |
| 1477 |
} |
| 1478 |
|
| 1479 |
return tinycolor(color, opts); |
| 1480 |
}; |
| 1481 |
|
| 1482 |
// Given a string or object, convert that input to RGB |
| 1483 |
// Possible string inputs: |
| 1484 |
// |
| 1485 |
// "red" |
| 1486 |
// "#f00" or "f00" |
| 1487 |
// "#ff0000" or "ff0000" |
| 1488 |
// "#ff000000" or "ff000000" |
| 1489 |
// "rgb 255 0 0" or "rgb (255, 0, 0)" |
| 1490 |
// "rgb 1.0 0 0" or "rgb (1, 0, 0)" |
| 1491 |
// "rgba (255, 0, 0, 1)" or "rgba 255, 0, 0, 1" |
| 1492 |
// "rgba (1.0, 0, 0, 1)" or "rgba 1.0, 0, 0, 1" |
| 1493 |
// "hsl(0, 100%, 50%)" or "hsl 0 100% 50%" |
| 1494 |
// "hsla(0, 100%, 50%, 1)" or "hsla 0 100% 50%, 1" |
| 1495 |
// "hsv(0, 100%, 100%)" or "hsv 0 100% 100%" |
| 1496 |
// |
| 1497 |
function inputToRGB(color) { |
| 1498 |
|
| 1499 |
var rgb = { r: 0, g: 0, b: 0 }; |
| 1500 |
var a = 1; |
| 1501 |
var ok = false; |
| 1502 |
var format = false; |
| 1503 |
|
| 1504 |
if (typeof color == "string") { |
| 1505 |
color = stringInputToObject(color); |
| 1506 |
} |
| 1507 |
|
| 1508 |
if (typeof color == "object") { |
| 1509 |
if (color.hasOwnProperty("r") && color.hasOwnProperty("g") && color.hasOwnProperty("b")) { |
| 1510 |
rgb = rgbToRgb(color.r, color.g, color.b); |
| 1511 |
ok = true; |
| 1512 |
format = String(color.r).substr(-1) === "%" ? "prgb" : "rgb"; |
| 1513 |
} |
| 1514 |
else if (color.hasOwnProperty("h") && color.hasOwnProperty("s") && color.hasOwnProperty("v")) { |
| 1515 |
color.s = convertToPercentage(color.s); |
| 1516 |
color.v = convertToPercentage(color.v); |
| 1517 |
rgb = hsvToRgb(color.h, color.s, color.v); |
| 1518 |
ok = true; |
| 1519 |
format = "hsv"; |
| 1520 |
} |
| 1521 |
else if (color.hasOwnProperty("h") && color.hasOwnProperty("s") && color.hasOwnProperty("l")) { |
| 1522 |
color.s = convertToPercentage(color.s); |
| 1523 |
color.l = convertToPercentage(color.l); |
| 1524 |
rgb = hslToRgb(color.h, color.s, color.l); |
| 1525 |
ok = true; |
| 1526 |
format = "hsl"; |
| 1527 |
} |
| 1528 |
|
| 1529 |
if (color.hasOwnProperty("a")) { |
| 1530 |
a = color.a; |
| 1531 |
} |
| 1532 |
} |
| 1533 |
|
| 1534 |
a = boundAlpha(a); |
| 1535 |
|
| 1536 |
return { |
| 1537 |
ok: ok, |
| 1538 |
format: color.format || format, |
| 1539 |
r: mathMin(255, mathMax(rgb.r, 0)), |
| 1540 |
g: mathMin(255, mathMax(rgb.g, 0)), |
| 1541 |
b: mathMin(255, mathMax(rgb.b, 0)), |
| 1542 |
a: a |
| 1543 |
}; |
| 1544 |
} |
| 1545 |
|
| 1546 |
|
| 1547 |
// Conversion Functions |
| 1548 |
// -------------------- |
| 1549 |
|
| 1550 |
// `rgbToHsl`, `rgbToHsv`, `hslToRgb`, `hsvToRgb` modified from: |
| 1551 |
// <http://mjijackson.com/2008/02/rgb-to-hsl-and-rgb-to-hsv-color-model-conversion-algorithms-in-javascript> |
| 1552 |
|
| 1553 |
// `rgbToRgb` |
| 1554 |
// Handle bounds / percentage checking to conform to CSS color spec |
| 1555 |
// <http://www.w3.org/TR/css3-color/> |
| 1556 |
// *Assumes:* r, g, b in [0, 255] or [0, 1] |
| 1557 |
// *Returns:* { r, g, b } in [0, 255] |
| 1558 |
function rgbToRgb(r, g, b){ |
| 1559 |
return { |
| 1560 |
r: bound01(r, 255) * 255, |
| 1561 |
g: bound01(g, 255) * 255, |
| 1562 |
b: bound01(b, 255) * 255 |
| 1563 |
}; |
| 1564 |
} |
| 1565 |
|
| 1566 |
// `rgbToHsl` |
| 1567 |
// Converts an RGB color value to HSL. |
| 1568 |
// *Assumes:* r, g, and b are contained in [0, 255] or [0, 1] |
| 1569 |
// *Returns:* { h, s, l } in [0,1] |
| 1570 |
function rgbToHsl(r, g, b) { |
| 1571 |
|
| 1572 |
r = bound01(r, 255); |
| 1573 |
g = bound01(g, 255); |
| 1574 |
b = bound01(b, 255); |
| 1575 |
|
| 1576 |
var max = mathMax(r, g, b), min = mathMin(r, g, b); |
| 1577 |
var h, s, l = (max + min) / 2; |
| 1578 |
|
| 1579 |
if(max == min) { |
| 1580 |
h = s = 0; // achromatic |
| 1581 |
} |
| 1582 |
else { |
| 1583 |
var d = max - min; |
| 1584 |
s = l > 0.5 ? d / (2 - max - min) : d / (max + min); |
| 1585 |
switch(max) { |
| 1586 |
case r: h = (g - b) / d + (g < b ? 6 : 0); break; |
| 1587 |
case g: h = (b - r) / d + 2; break; |
| 1588 |
case b: h = (r - g) / d + 4; break; |
| 1589 |
} |
| 1590 |
|
| 1591 |
h /= 6; |
| 1592 |
} |
| 1593 |
|
| 1594 |
return { h: h, s: s, l: l }; |
| 1595 |
} |
| 1596 |
|
| 1597 |
// `hslToRgb` |
| 1598 |
// Converts an HSL color value to RGB. |
| 1599 |
// *Assumes:* h is contained in [0, 1] or [0, 360] and s and l are contained [0, 1] or [0, 100] |
| 1600 |
// *Returns:* { r, g, b } in the set [0, 255] |
| 1601 |
function hslToRgb(h, s, l) { |
| 1602 |
var r, g, b; |
| 1603 |
|
| 1604 |
h = bound01(h, 360); |
| 1605 |
s = bound01(s, 100); |
| 1606 |
l = bound01(l, 100); |
| 1607 |
|
| 1608 |
function hue2rgb(p, q, t) { |
| 1609 |
if(t < 0) t += 1; |
| 1610 |
if(t > 1) t -= 1; |
| 1611 |
if(t < 1/6) return p + (q - p) * 6 * t; |
| 1612 |
if(t < 1/2) return q; |
| 1613 |
if(t < 2/3) return p + (q - p) * (2/3 - t) * 6; |
| 1614 |
return p; |
| 1615 |
} |
| 1616 |
|
| 1617 |
if(s === 0) { |
| 1618 |
r = g = b = l; // achromatic |
| 1619 |
} |
| 1620 |
else { |
| 1621 |
var q = l < 0.5 ? l * (1 + s) : l + s - l * s; |
| 1622 |
var p = 2 * l - q; |
| 1623 |
r = hue2rgb(p, q, h + 1/3); |
| 1624 |
g = hue2rgb(p, q, h); |
| 1625 |
b = hue2rgb(p, q, h - 1/3); |
| 1626 |
} |
| 1627 |
|
| 1628 |
return { r: r * 255, g: g * 255, b: b * 255 }; |
| 1629 |
} |
| 1630 |
|
| 1631 |
// `rgbToHsv` |
| 1632 |
// Converts an RGB color value to HSV |
| 1633 |
// *Assumes:* r, g, and b are contained in the set [0, 255] or [0, 1] |
| 1634 |
// *Returns:* { h, s, v } in [0,1] |
| 1635 |
function rgbToHsv(r, g, b) { |
| 1636 |
|
| 1637 |
r = bound01(r, 255); |
| 1638 |
g = bound01(g, 255); |
| 1639 |
b = bound01(b, 255); |
| 1640 |
|
| 1641 |
var max = mathMax(r, g, b), min = mathMin(r, g, b); |
| 1642 |
var h, s, v = max; |
| 1643 |
|
| 1644 |
var d = max - min; |
| 1645 |
s = max === 0 ? 0 : d / max; |
| 1646 |
|
| 1647 |
if(max == min) { |
| 1648 |
h = 0; // achromatic |
| 1649 |
} |
| 1650 |
else { |
| 1651 |
switch(max) { |
| 1652 |
case r: h = (g - b) / d + (g < b ? 6 : 0); break; |
| 1653 |
case g: h = (b - r) / d + 2; break; |
| 1654 |
case b: h = (r - g) / d + 4; break; |
| 1655 |
} |
| 1656 |
h /= 6; |
| 1657 |
} |
| 1658 |
return { h: h, s: s, v: v }; |
| 1659 |
} |
| 1660 |
|
| 1661 |
// `hsvToRgb` |
| 1662 |
// Converts an HSV color value to RGB. |
| 1663 |
// *Assumes:* h is contained in [0, 1] or [0, 360] and s and v are contained in [0, 1] or [0, 100] |
| 1664 |
// *Returns:* { r, g, b } in the set [0, 255] |
| 1665 |
function hsvToRgb(h, s, v) { |
| 1666 |
|
| 1667 |
h = bound01(h, 360) * 6; |
| 1668 |
s = bound01(s, 100); |
| 1669 |
v = bound01(v, 100); |
| 1670 |
|
| 1671 |
var i = math.floor(h), |
| 1672 |
f = h - i, |
| 1673 |
p = v * (1 - s), |
| 1674 |
q = v * (1 - f * s), |
| 1675 |
t = v * (1 - (1 - f) * s), |
| 1676 |
mod = i % 6, |
| 1677 |
r = [v, q, p, p, t, v][mod], |
| 1678 |
g = [t, v, v, q, p, p][mod], |
| 1679 |
b = [p, p, t, v, v, q][mod]; |
| 1680 |
|
| 1681 |
return { r: r * 255, g: g * 255, b: b * 255 }; |
| 1682 |
} |
| 1683 |
|
| 1684 |
// `rgbToHex` |
| 1685 |
// Converts an RGB color to hex |
| 1686 |
// Assumes r, g, and b are contained in the set [0, 255] |
| 1687 |
// Returns a 3 or 6 character hex |
| 1688 |
function rgbToHex(r, g, b, allow3Char) { |
| 1689 |
|
| 1690 |
var hex = [ |
| 1691 |
pad2(mathRound(r).toString(16)), |
| 1692 |
pad2(mathRound(g).toString(16)), |
| 1693 |
pad2(mathRound(b).toString(16)) |
| 1694 |
]; |
| 1695 |
|
| 1696 |
// Return a 3 character hex if possible |
| 1697 |
if (allow3Char && hex[0].charAt(0) == hex[0].charAt(1) && hex[1].charAt(0) == hex[1].charAt(1) && hex[2].charAt(0) == hex[2].charAt(1)) { |
| 1698 |
return hex[0].charAt(0) + hex[1].charAt(0) + hex[2].charAt(0); |
| 1699 |
} |
| 1700 |
|
| 1701 |
return hex.join(""); |
| 1702 |
} |
| 1703 |
// `rgbaToHex` |
| 1704 |
// Converts an RGBA color plus alpha transparency to hex |
| 1705 |
// Assumes r, g, b and a are contained in the set [0, 255] |
| 1706 |
// Returns an 8 character hex |
| 1707 |
function rgbaToHex(r, g, b, a) { |
| 1708 |
|
| 1709 |
var hex = [ |
| 1710 |
pad2(convertDecimalToHex(a)), |
| 1711 |
pad2(mathRound(r).toString(16)), |
| 1712 |
pad2(mathRound(g).toString(16)), |
| 1713 |
pad2(mathRound(b).toString(16)) |
| 1714 |
]; |
| 1715 |
|
| 1716 |
return hex.join(""); |
| 1717 |
} |
| 1718 |
|
| 1719 |
// `equals` |
| 1720 |
// Can be called with any tinycolor input |
| 1721 |
tinycolor.equals = function (color1, color2) { |
| 1722 |
if (!color1 || !color2) { return false; } |
| 1723 |
return tinycolor(color1).toRgbString() == tinycolor(color2).toRgbString(); |
| 1724 |
}; |
| 1725 |
tinycolor.random = function() { |
| 1726 |
return tinycolor.fromRatio({ |
| 1727 |
r: mathRandom(), |
| 1728 |
g: mathRandom(), |
| 1729 |
b: mathRandom() |
| 1730 |
}); |
| 1731 |
}; |
| 1732 |
|
| 1733 |
|
| 1734 |
// Modification Functions |
| 1735 |
// ---------------------- |
| 1736 |
// Thanks to less.js for some of the basics here |
| 1737 |
// <https://github.com/cloudhead/less.js/blob/master/lib/less/functions.js> |
| 1738 |
|
| 1739 |
function desaturate(color, amount) { |
| 1740 |
amount = (amount === 0) ? 0 : (amount || 10); |
| 1741 |
var hsl = tinycolor(color).toHsl(); |
| 1742 |
hsl.s -= amount / 100; |
| 1743 |
hsl.s = clamp01(hsl.s); |
| 1744 |
return tinycolor(hsl); |
| 1745 |
} |
| 1746 |
|
| 1747 |
function saturate(color, amount) { |
| 1748 |
amount = (amount === 0) ? 0 : (amount || 10); |
| 1749 |
var hsl = tinycolor(color).toHsl(); |
| 1750 |
hsl.s += amount / 100; |
| 1751 |
hsl.s = clamp01(hsl.s); |
| 1752 |
return tinycolor(hsl); |
| 1753 |
} |
| 1754 |
|
| 1755 |
function greyscale(color) { |
| 1756 |
return tinycolor(color).desaturate(100); |
| 1757 |
} |
| 1758 |
|
| 1759 |
function lighten (color, amount) { |
| 1760 |
amount = (amount === 0) ? 0 : (amount || 10); |
| 1761 |
var hsl = tinycolor(color).toHsl(); |
| 1762 |
hsl.l += amount / 100; |
| 1763 |
hsl.l = clamp01(hsl.l); |
| 1764 |
return tinycolor(hsl); |
| 1765 |
} |
| 1766 |
|
| 1767 |
function brighten(color, amount) { |
| 1768 |
amount = (amount === 0) ? 0 : (amount || 10); |
| 1769 |
var rgb = tinycolor(color).toRgb(); |
| 1770 |
rgb.r = mathMax(0, mathMin(255, rgb.r - mathRound(255 * - (amount / 100)))); |
| 1771 |
rgb.g = mathMax(0, mathMin(255, rgb.g - mathRound(255 * - (amount / 100)))); |
| 1772 |
rgb.b = mathMax(0, mathMin(255, rgb.b - mathRound(255 * - (amount / 100)))); |
| 1773 |
return tinycolor(rgb); |
| 1774 |
} |
| 1775 |
|
| 1776 |
function darken (color, amount) { |
| 1777 |
amount = (amount === 0) ? 0 : (amount || 10); |
| 1778 |
var hsl = tinycolor(color).toHsl(); |
| 1779 |
hsl.l -= amount / 100; |
| 1780 |
hsl.l = clamp01(hsl.l); |
| 1781 |
return tinycolor(hsl); |
| 1782 |
} |
| 1783 |
|
| 1784 |
// Spin takes a positive or negative amount within [-360, 360] indicating the change of hue. |
| 1785 |
// Values outside of this range will be wrapped into this range. |
| 1786 |
function spin(color, amount) { |
| 1787 |
var hsl = tinycolor(color).toHsl(); |
| 1788 |
var hue = (mathRound(hsl.h) + amount) % 360; |
| 1789 |
hsl.h = hue < 0 ? 360 + hue : hue; |
| 1790 |
return tinycolor(hsl); |
| 1791 |
} |
| 1792 |
|
| 1793 |
// Combination Functions |
| 1794 |
// --------------------- |
| 1795 |
// Thanks to jQuery xColor for some of the ideas behind these |
| 1796 |
// <https://github.com/infusion/jQuery-xcolor/blob/master/jquery.xcolor.js> |
| 1797 |
|
| 1798 |
function complement(color) { |
| 1799 |
var hsl = tinycolor(color).toHsl(); |
| 1800 |
hsl.h = (hsl.h + 180) % 360; |
| 1801 |
return tinycolor(hsl); |
| 1802 |
} |
| 1803 |
|
| 1804 |
function triad(color) { |
| 1805 |
var hsl = tinycolor(color).toHsl(); |
| 1806 |
var h = hsl.h; |
| 1807 |
return [ |
| 1808 |
tinycolor(color), |
| 1809 |
tinycolor({ h: (h + 120) % 360, s: hsl.s, l: hsl.l }), |
| 1810 |
tinycolor({ h: (h + 240) % 360, s: hsl.s, l: hsl.l }) |
| 1811 |
]; |
| 1812 |
} |
| 1813 |
|
| 1814 |
function tetrad(color) { |
| 1815 |
var hsl = tinycolor(color).toHsl(); |
| 1816 |
var h = hsl.h; |
| 1817 |
return [ |
| 1818 |
tinycolor(color), |
| 1819 |
tinycolor({ h: (h + 90) % 360, s: hsl.s, l: hsl.l }), |
| 1820 |
tinycolor({ h: (h + 180) % 360, s: hsl.s, l: hsl.l }), |
| 1821 |
tinycolor({ h: (h + 270) % 360, s: hsl.s, l: hsl.l }) |
| 1822 |
]; |
| 1823 |
} |
| 1824 |
|
| 1825 |
function splitcomplement(color) { |
| 1826 |
var hsl = tinycolor(color).toHsl(); |
| 1827 |
var h = hsl.h; |
| 1828 |
return [ |
| 1829 |
tinycolor(color), |
| 1830 |
tinycolor({ h: (h + 72) % 360, s: hsl.s, l: hsl.l}), |
| 1831 |
tinycolor({ h: (h + 216) % 360, s: hsl.s, l: hsl.l}) |
| 1832 |
]; |
| 1833 |
} |
| 1834 |
|
| 1835 |
function analogous(color, results, slices) { |
| 1836 |
results = results || 6; |
| 1837 |
slices = slices || 30; |
| 1838 |
|
| 1839 |
var hsl = tinycolor(color).toHsl(); |
| 1840 |
var part = 360 / slices; |
| 1841 |
var ret = [tinycolor(color)]; |
| 1842 |
|
| 1843 |
for (hsl.h = ((hsl.h - (part * results >> 1)) + 720) % 360; --results; ) { |
| 1844 |
hsl.h = (hsl.h + part) % 360; |
| 1845 |
ret.push(tinycolor(hsl)); |
| 1846 |
} |
| 1847 |
return ret; |
| 1848 |
} |
| 1849 |
|
| 1850 |
function monochromatic(color, results) { |
| 1851 |
results = results || 6; |
| 1852 |
var hsv = tinycolor(color).toHsv(); |
| 1853 |
var h = hsv.h, s = hsv.s, v = hsv.v; |
| 1854 |
var ret = []; |
| 1855 |
var modification = 1 / results; |
| 1856 |
|
| 1857 |
while (results--) { |
| 1858 |
ret.push(tinycolor({ h: h, s: s, v: v})); |
| 1859 |
v = (v + modification) % 1; |
| 1860 |
} |
| 1861 |
|
| 1862 |
return ret; |
| 1863 |
} |
| 1864 |
|
| 1865 |
// Utility Functions |
| 1866 |
// --------------------- |
| 1867 |
|
| 1868 |
tinycolor.mix = function(color1, color2, amount) { |
| 1869 |
amount = (amount === 0) ? 0 : (amount || 50); |
| 1870 |
|
| 1871 |
var rgb1 = tinycolor(color1).toRgb(); |
| 1872 |
var rgb2 = tinycolor(color2).toRgb(); |
| 1873 |
|
| 1874 |
var p = amount / 100; |
| 1875 |
var w = p * 2 - 1; |
| 1876 |
var a = rgb2.a - rgb1.a; |
| 1877 |
|
| 1878 |
var w1; |
| 1879 |
|
| 1880 |
if (w * a == -1) { |
| 1881 |
w1 = w; |
| 1882 |
} else { |
| 1883 |
w1 = (w + a) / (1 + w * a); |
| 1884 |
} |
| 1885 |
|
| 1886 |
w1 = (w1 + 1) / 2; |
| 1887 |
|
| 1888 |
var w2 = 1 - w1; |
| 1889 |
|
| 1890 |
var rgba = { |
| 1891 |
r: rgb2.r * w1 + rgb1.r * w2, |
| 1892 |
g: rgb2.g * w1 + rgb1.g * w2, |
| 1893 |
b: rgb2.b * w1 + rgb1.b * w2, |
| 1894 |
a: rgb2.a * p + rgb1.a * (1 - p) |
| 1895 |
}; |
| 1896 |
|
| 1897 |
return tinycolor(rgba); |
| 1898 |
}; |
| 1899 |
|
| 1900 |
|
| 1901 |
// Readability Functions |
| 1902 |
// --------------------- |
| 1903 |
// <http://www.w3.org/TR/AERT#color-contrast> |
| 1904 |
|
| 1905 |
// `readability` |
| 1906 |
// Analyze the 2 colors and returns an object with the following properties: |
| 1907 |
// `brightness`: difference in brightness between the two colors |
| 1908 |
// `color`: difference in color/hue between the two colors |
| 1909 |
tinycolor.readability = function(color1, color2) { |
| 1910 |
var c1 = tinycolor(color1); |
| 1911 |
var c2 = tinycolor(color2); |
| 1912 |
var rgb1 = c1.toRgb(); |
| 1913 |
var rgb2 = c2.toRgb(); |
| 1914 |
var brightnessA = c1.getBrightness(); |
| 1915 |
var brightnessB = c2.getBrightness(); |
| 1916 |
var colorDiff = ( |
| 1917 |
Math.max(rgb1.r, rgb2.r) - Math.min(rgb1.r, rgb2.r) + |
| 1918 |
Math.max(rgb1.g, rgb2.g) - Math.min(rgb1.g, rgb2.g) + |
| 1919 |
Math.max(rgb1.b, rgb2.b) - Math.min(rgb1.b, rgb2.b) |
| 1920 |
); |
| 1921 |
|
| 1922 |
return { |
| 1923 |
brightness: Math.abs(brightnessA - brightnessB), |
| 1924 |
color: colorDiff |
| 1925 |
}; |
| 1926 |
}; |
| 1927 |
|
| 1928 |
// `readable` |
| 1929 |
// http://www.w3.org/TR/AERT#color-contrast |
| 1930 |
// Ensure that foreground and background color combinations provide sufficient contrast. |
| 1931 |
// *Example* |
| 1932 |
// tinycolor.isReadable("#000", "#111") => false |
| 1933 |
tinycolor.isReadable = function(color1, color2) { |
| 1934 |
var readability = tinycolor.readability(color1, color2); |
| 1935 |
return readability.brightness > 125 && readability.color > 500; |
| 1936 |
}; |
| 1937 |
|
| 1938 |
// `mostReadable` |
| 1939 |
// Given a base color and a list of possible foreground or background |
| 1940 |
// colors for that base, returns the most readable color. |
| 1941 |
// *Example* |
| 1942 |
// tinycolor.mostReadable("#123", ["#fff", "#000"]) => "#000" |
| 1943 |
tinycolor.mostReadable = function(baseColor, colorList) { |
| 1944 |
var bestColor = null; |
| 1945 |
var bestScore = 0; |
| 1946 |
var bestIsReadable = false; |
| 1947 |
for (var i=0; i < colorList.length; i++) { |
| 1948 |
|
| 1949 |
// We normalize both around the "acceptable" breaking point, |
| 1950 |
// but rank brightness constrast higher than hue. |
| 1951 |
|
| 1952 |
var readability = tinycolor.readability(baseColor, colorList[i]); |
| 1953 |
var readable = readability.brightness > 125 && readability.color > 500; |
| 1954 |
var score = 3 * (readability.brightness / 125) + (readability.color / 500); |
| 1955 |
|
| 1956 |
if ((readable && ! bestIsReadable) || |
| 1957 |
(readable && bestIsReadable && score > bestScore) || |
| 1958 |
((! readable) && (! bestIsReadable) && score > bestScore)) { |
| 1959 |
bestIsReadable = readable; |
| 1960 |
bestScore = score; |
| 1961 |
bestColor = tinycolor(colorList[i]); |
| 1962 |
} |
| 1963 |
} |
| 1964 |
return bestColor; |
| 1965 |
}; |
| 1966 |
|
| 1967 |
|
| 1968 |
// Big List of Colors |
| 1969 |
// ------------------ |
| 1970 |
// <http://www.w3.org/TR/css3-color/#svg-color> |
| 1971 |
var names = tinycolor.names = { |
| 1972 |
aliceblue: "f0f8ff", |
| 1973 |
antiquewhite: "faebd7", |
| 1974 |
aqua: "0ff", |
| 1975 |
aquamarine: "7fffd4", |
| 1976 |
azure: "f0ffff", |
| 1977 |
beige: "f5f5dc", |
| 1978 |
bisque: "ffe4c4", |
| 1979 |
black: "000", |
| 1980 |
blanchedalmond: "ffebcd", |
| 1981 |
blue: "00f", |
| 1982 |
blueviolet: "8a2be2", |
| 1983 |
brown: "a52a2a", |
| 1984 |
burlywood: "deb887", |
| 1985 |
burntsienna: "ea7e5d", |
| 1986 |
cadetblue: "5f9ea0", |
| 1987 |
chartreuse: "7fff00", |
| 1988 |
chocolate: "d2691e", |
| 1989 |
coral: "ff7f50", |
| 1990 |
cornflowerblue: "6495ed", |
| 1991 |
cornsilk: "fff8dc", |
| 1992 |
crimson: "dc143c", |
| 1993 |
cyan: "0ff", |
| 1994 |
darkblue: "00008b", |
| 1995 |
darkcyan: "008b8b", |
| 1996 |
darkgoldenrod: "b8860b", |
| 1997 |
darkgray: "a9a9a9", |
| 1998 |
darkgreen: "006400", |
| 1999 |
darkgrey: "a9a9a9", |
| 2000 |
darkkhaki: "bdb76b", |
| 2001 |
darkmagenta: "8b008b", |
| 2002 |
darkolivegreen: "556b2f", |
| 2003 |
darkorange: "ff8c00", |
| 2004 |
darkorchid: "9932cc", |
| 2005 |
darkred: "8b0000", |
| 2006 |
darksalmon: "e9967a", |
| 2007 |
darkseagreen: "8fbc8f", |
| 2008 |
darkslateblue: "483d8b", |
| 2009 |
darkslategray: "2f4f4f", |
| 2010 |
darkslategrey: "2f4f4f", |
| 2011 |
darkturquoise: "00ced1", |
| 2012 |
darkviolet: "9400d3", |
| 2013 |
deeppink: "ff1493", |
| 2014 |
deepskyblue: "00bfff", |
| 2015 |
dimgray: "696969", |
| 2016 |
dimgrey: "696969", |
| 2017 |
dodgerblue: "1e90ff", |
| 2018 |
firebrick: "b22222", |
| 2019 |
floralwhite: "fffaf0", |
| 2020 |
forestgreen: "228b22", |
| 2021 |
fuchsia: "f0f", |
| 2022 |
gainsboro: "dcdcdc", |
| 2023 |
ghostwhite: "f8f8ff", |
| 2024 |
gold: "ffd700", |
| 2025 |
goldenrod: "daa520", |
| 2026 |
gray: "808080", |
| 2027 |
green: "008000", |
| 2028 |
greenyellow: "adff2f", |
| 2029 |
grey: "808080", |
| 2030 |
honeydew: "f0fff0", |
| 2031 |
hotpink: "ff69b4", |
| 2032 |
indianred: "cd5c5c", |
| 2033 |
indigo: "4b0082", |
| 2034 |
ivory: "fffff0", |
| 2035 |
khaki: "f0e68c", |
| 2036 |
lavender: "e6e6fa", |
| 2037 |
lavenderblush: "fff0f5", |
| 2038 |
lawngreen: "7cfc00", |
| 2039 |
lemonchiffon: "fffacd", |
| 2040 |
lightblue: "add8e6", |
| 2041 |
lightcoral: "f08080", |
| 2042 |
lightcyan: "e0ffff", |
| 2043 |
lightgoldenrodyellow: "fafad2", |
| 2044 |
lightgray: "d3d3d3", |
| 2045 |
lightgreen: "90ee90", |
| 2046 |
lightgrey: "d3d3d3", |
| 2047 |
lightpink: "ffb6c1", |
| 2048 |
lightsalmon: "ffa07a", |
| 2049 |
lightseagreen: "20b2aa", |
| 2050 |
lightskyblue: "87cefa", |
| 2051 |
lightslategray: "789", |
| 2052 |
lightslategrey: "789", |
| 2053 |
lightsteelblue: "b0c4de", |
| 2054 |
lightyellow: "ffffe0", |
| 2055 |
lime: "0f0", |
| 2056 |
limegreen: "32cd32", |
| 2057 |
linen: "faf0e6", |
| 2058 |
magenta: "f0f", |
| 2059 |
maroon: "800000", |
| 2060 |
mediumaquamarine: "66cdaa", |
| 2061 |
mediumblue: "0000cd", |
| 2062 |
mediumorchid: "ba55d3", |
| 2063 |
mediumpurple: "9370db", |
| 2064 |
mediumseagreen: "3cb371", |
| 2065 |
mediumslateblue: "7b68ee", |
| 2066 |
mediumspringgreen: "00fa9a", |
| 2067 |
mediumturquoise: "48d1cc", |
| 2068 |
mediumvioletred: "c71585", |
| 2069 |
midnightblue: "191970", |
| 2070 |
mintcream: "f5fffa", |
| 2071 |
mistyrose: "ffe4e1", |
| 2072 |
moccasin: "ffe4b5", |
| 2073 |
navajowhite: "ffdead", |
| 2074 |
navy: "000080", |
| 2075 |
oldlace: "fdf5e6", |
| 2076 |
olive: "808000", |
| 2077 |
olivedrab: "6b8e23", |
| 2078 |
orange: "ffa500", |
| 2079 |
orangered: "ff4500", |
| 2080 |
orchid: "da70d6", |
| 2081 |
palegoldenrod: "eee8aa", |
| 2082 |
palegreen: "98fb98", |
| 2083 |
paleturquoise: "afeeee", |
| 2084 |
palevioletred: "db7093", |
| 2085 |
papayawhip: "ffefd5", |
| 2086 |
peachpuff: "ffdab9", |
| 2087 |
peru: "cd853f", |
| 2088 |
pink: "ffc0cb", |
| 2089 |
plum: "dda0dd", |
| 2090 |
powderblue: "b0e0e6", |
| 2091 |
purple: "800080", |
| 2092 |
rebeccapurple: "663399", |
| 2093 |
red: "f00", |
| 2094 |
rosybrown: "bc8f8f", |
| 2095 |
royalblue: "4169e1", |
| 2096 |
saddlebrown: "8b4513", |
| 2097 |
salmon: "fa8072", |
| 2098 |
sandybrown: "f4a460", |
| 2099 |
seagreen: "2e8b57", |
| 2100 |
seashell: "fff5ee", |
| 2101 |
sienna: "a0522d", |
| 2102 |
silver: "c0c0c0", |
| 2103 |
skyblue: "87ceeb", |
| 2104 |
slateblue: "6a5acd", |
| 2105 |
slategray: "708090", |
| 2106 |
slategrey: "708090", |
| 2107 |
snow: "fffafa", |
| 2108 |
springgreen: "00ff7f", |
| 2109 |
steelblue: "4682b4", |
| 2110 |
tan: "d2b48c", |
| 2111 |
teal: "008080", |
| 2112 |
thistle: "d8bfd8", |
| 2113 |
tomato: "ff6347", |
| 2114 |
turquoise: "40e0d0", |
| 2115 |
violet: "ee82ee", |
| 2116 |
wheat: "f5deb3", |
| 2117 |
white: "fff", |
| 2118 |
whitesmoke: "f5f5f5", |
| 2119 |
yellow: "ff0", |
| 2120 |
yellowgreen: "9acd32" |
| 2121 |
}; |
| 2122 |
|
| 2123 |
// Make it easy to access colors via `hexNames[hex]` |
| 2124 |
var hexNames = tinycolor.hexNames = flip(names); |
| 2125 |
|
| 2126 |
|
| 2127 |
// Utilities |
| 2128 |
// --------- |
| 2129 |
|
| 2130 |
// `{ 'name1': 'val1' }` becomes `{ 'val1': 'name1' }` |
| 2131 |
function flip(o) { |
| 2132 |
var flipped = { }; |
| 2133 |
for (var i in o) { |
| 2134 |
if (o.hasOwnProperty(i)) { |
| 2135 |
flipped[o[i]] = i; |
| 2136 |
} |
| 2137 |
} |
| 2138 |
return flipped; |
| 2139 |
} |
| 2140 |
|
| 2141 |
// Return a valid alpha value [0,1] with all invalid values being set to 1 |
| 2142 |
function boundAlpha(a) { |
| 2143 |
a = parseFloat(a); |
| 2144 |
|
| 2145 |
if (isNaN(a) || a < 0 || a > 1) { |
| 2146 |
a = 1; |
| 2147 |
} |
| 2148 |
|
| 2149 |
return a; |
| 2150 |
} |
| 2151 |
|
| 2152 |
// Take input from [0, n] and return it as [0, 1] |
| 2153 |
function bound01(n, max) { |
| 2154 |
if (isOnePointZero(n)) { n = "100%"; } |
| 2155 |
|
| 2156 |
var processPercent = isPercentage(n); |
| 2157 |
n = mathMin(max, mathMax(0, parseFloat(n))); |
| 2158 |
|
| 2159 |
// Automatically convert percentage into number |
| 2160 |
if (processPercent) { |
| 2161 |
n = parseInt(n * max, 10) / 100; |
| 2162 |
} |
| 2163 |
|
| 2164 |
// Handle floating point rounding errors |
| 2165 |
if ((math.abs(n - max) < 0.000001)) { |
| 2166 |
return 1; |
| 2167 |
} |
| 2168 |
|
| 2169 |
// Convert into [0, 1] range if it isn't already |
| 2170 |
return (n % max) / parseFloat(max); |
| 2171 |
} |
| 2172 |
|
| 2173 |
// Force a number between 0 and 1 |
| 2174 |
function clamp01(val) { |
| 2175 |
return mathMin(1, mathMax(0, val)); |
| 2176 |
} |
| 2177 |
|
| 2178 |
// Parse a base-16 hex value into a base-10 integer |
| 2179 |
function parseIntFromHex(val) { |
| 2180 |
return parseInt(val, 16); |
| 2181 |
} |
| 2182 |
|
| 2183 |
// Need to handle 1.0 as 100%, since once it is a number, there is no difference between it and 1 |
| 2184 |
// <http://stackoverflow.com/questions/7422072/javascript-how-to-detect-number-as-a-decimal-including-1-0> |
| 2185 |
function isOnePointZero(n) { |
| 2186 |
return typeof n == "string" && n.indexOf('.') != -1 && parseFloat(n) === 1; |
| 2187 |
} |
| 2188 |
|
| 2189 |
// Check to see if string passed in is a percentage |
| 2190 |
function isPercentage(n) { |
| 2191 |
return typeof n === "string" && n.indexOf('%') != -1; |
| 2192 |
} |
| 2193 |
|
| 2194 |
// Force a hex value to have 2 characters |
| 2195 |
function pad2(c) { |
| 2196 |
return c.length == 1 ? '0' + c : '' + c; |
| 2197 |
} |
| 2198 |
|
| 2199 |
// Replace a decimal with it's percentage value |
| 2200 |
function convertToPercentage(n) { |
| 2201 |
if (n <= 1) { |
| 2202 |
n = (n * 100) + "%"; |
| 2203 |
} |
| 2204 |
|
| 2205 |
return n; |
| 2206 |
} |
| 2207 |
|
| 2208 |
// Converts a decimal to a hex value |
| 2209 |
function convertDecimalToHex(d) { |
| 2210 |
return Math.round(parseFloat(d) * 255).toString(16); |
| 2211 |
} |
| 2212 |
// Converts a hex value to a decimal |
| 2213 |
function convertHexToDecimal(h) { |
| 2214 |
return (parseIntFromHex(h) / 255); |
| 2215 |
} |
| 2216 |
|
| 2217 |
var matchers = (function() { |
| 2218 |
|
| 2219 |
// <http://www.w3.org/TR/css3-values/#integers> |
| 2220 |
var CSS_INTEGER = "[-\\+]?\\d+%?"; |
| 2221 |
|
| 2222 |
// <http://www.w3.org/TR/css3-values/#number-value> |
| 2223 |
var CSS_NUMBER = "[-\\+]?\\d*\\.\\d+%?"; |
| 2224 |
|
| 2225 |
// Allow positive/negative integer/number. Don't capture the either/or, just the entire outcome. |
| 2226 |
var CSS_UNIT = "(?:" + CSS_NUMBER + ")|(?:" + CSS_INTEGER + ")"; |
| 2227 |
|
| 2228 |
// Actual matching. |
| 2229 |
// Parentheses and commas are optional, but not required. |
| 2230 |
// Whitespace can take the place of commas or opening paren |
| 2231 |
var PERMISSIVE_MATCH3 = "[\\s|\\(]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")\\s*\\)?"; |
| 2232 |
var PERMISSIVE_MATCH4 = "[\\s|\\(]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")\\s*\\)?"; |
| 2233 |
|
| 2234 |
return { |
| 2235 |
rgb: new RegExp("rgb" + PERMISSIVE_MATCH3), |
| 2236 |
rgba: new RegExp("rgba" + PERMISSIVE_MATCH4), |
| 2237 |
hsl: new RegExp("hsl" + PERMISSIVE_MATCH3), |
| 2238 |
hsla: new RegExp("hsla" + PERMISSIVE_MATCH4), |
| 2239 |
hsv: new RegExp("hsv" + PERMISSIVE_MATCH3), |
| 2240 |
hsva: new RegExp("hsva" + PERMISSIVE_MATCH4), |
| 2241 |
hex3: /^([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})$/, |
| 2242 |
hex6: /^([0-9a-fA-F]{2})([0-9a-fA-F]{2})([0-9a-fA-F]{2})$/, |
| 2243 |
hex8: /^([0-9a-fA-F]{2})([0-9a-fA-F]{2})([0-9a-fA-F]{2})([0-9a-fA-F]{2})$/ |
| 2244 |
}; |
| 2245 |
})(); |
| 2246 |
|
| 2247 |
// `stringInputToObject` |
| 2248 |
// Permissive string parsing. Take in a number of formats, and output an object |
| 2249 |
// based on detected format. Returns `{ r, g, b }` or `{ h, s, l }` or `{ h, s, v}` |
| 2250 |
function stringInputToObject(color) { |
| 2251 |
|
| 2252 |
color = color.replace(trimLeft,'').replace(trimRight, '').toLowerCase(); |
| 2253 |
var named = false; |
| 2254 |
if (names[color]) { |
| 2255 |
color = names[color]; |
| 2256 |
named = true; |
| 2257 |
} |
| 2258 |
else if (color == 'transparent') { |
| 2259 |
return { r: 0, g: 0, b: 0, a: 0, format: "name" }; |
| 2260 |
} |
| 2261 |
|
| 2262 |
// Try to match string input using regular expressions. |
| 2263 |
// Keep most of the number bounding out of this function - don't worry about [0,1] or [0,100] or [0,360] |
| 2264 |
// Just return an object and let the conversion functions handle that. |
| 2265 |
// This way the result will be the same whether the tinycolor is initialized with string or object. |
| 2266 |
var match; |
| 2267 |
if ((match = matchers.rgb.exec(color))) { |
| 2268 |
return { r: match[1], g: match[2], b: match[3] }; |
| 2269 |
} |
| 2270 |
if ((match = matchers.rgba.exec(color))) { |
| 2271 |
return { r: match[1], g: match[2], b: match[3], a: match[4] }; |
| 2272 |
} |
| 2273 |
if ((match = matchers.hsl.exec(color))) { |
| 2274 |
return { h: match[1], s: match[2], l: match[3] }; |
| 2275 |
} |
| 2276 |
if ((match = matchers.hsla.exec(color))) { |
| 2277 |
return { h: match[1], s: match[2], l: match[3], a: match[4] }; |
| 2278 |
} |
| 2279 |
if ((match = matchers.hsv.exec(color))) { |
| 2280 |
return { h: match[1], s: match[2], v: match[3] }; |
| 2281 |
} |
| 2282 |
if ((match = matchers.hsva.exec(color))) { |
| 2283 |
return { h: match[1], s: match[2], v: match[3], a: match[4] }; |
| 2284 |
} |
| 2285 |
if ((match = matchers.hex8.exec(color))) { |
| 2286 |
return { |
| 2287 |
a: convertHexToDecimal(match[1]), |
| 2288 |
r: parseIntFromHex(match[2]), |
| 2289 |
g: parseIntFromHex(match[3]), |
| 2290 |
b: parseIntFromHex(match[4]), |
| 2291 |
format: named ? "name" : "hex8" |
| 2292 |
}; |
| 2293 |
} |
| 2294 |
if ((match = matchers.hex6.exec(color))) { |
| 2295 |
return { |
| 2296 |
r: parseIntFromHex(match[1]), |
| 2297 |
g: parseIntFromHex(match[2]), |
| 2298 |
b: parseIntFromHex(match[3]), |
| 2299 |
format: named ? "name" : "hex" |
| 2300 |
}; |
| 2301 |
} |
| 2302 |
if ((match = matchers.hex3.exec(color))) { |
| 2303 |
return { |
| 2304 |
r: parseIntFromHex(match[1] + '' + match[1]), |
| 2305 |
g: parseIntFromHex(match[2] + '' + match[2]), |
| 2306 |
b: parseIntFromHex(match[3] + '' + match[3]), |
| 2307 |
format: named ? "name" : "hex" |
| 2308 |
}; |
| 2309 |
} |
| 2310 |
|
| 2311 |
return false; |
| 2312 |
} |
| 2313 |
|
| 2314 |
window.tinycolor = tinycolor; |
| 2315 |
})(); |
| 2316 |
|
| 2317 |
$(function () { |
| 2318 |
if ($.fn.spectrum.load) { |
| 2319 |
$.fn.spectrum.processNativeColorInputs(); |
| 2320 |
} |
| 2321 |
}); |
| 2322 |
|
| 2323 |
}); |
| 2324 |
|
