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Diffstat (limited to 'library/bootstrap-colorpicker/src/js/colorpicker-color.js')
| -rw-r--r-- | library/bootstrap-colorpicker/src/js/colorpicker-color.js | 508 |
1 files changed, 508 insertions, 0 deletions
diff --git a/library/bootstrap-colorpicker/src/js/colorpicker-color.js b/library/bootstrap-colorpicker/src/js/colorpicker-color.js new file mode 100644 index 000000000..2e0474067 --- /dev/null +++ b/library/bootstrap-colorpicker/src/js/colorpicker-color.js @@ -0,0 +1,508 @@ +// Color object +var Color = function(val) { + this.value = { + h: 0, + s: 0, + b: 0, + a: 1 + }; + this.origFormat = null; // original string format + if (val) { + if (val.toLowerCase !== undefined) { + this.setColor(val); + } else if (val.h !== undefined) { + this.value = val; + } + } +}; + +Color.prototype = { + constructor: Color, + // 140 predefined colors from the HTML Colors spec + colors : { + "aliceblue": "#f0f8ff", + "antiquewhite": "#faebd7", + "aqua": "#00ffff", + "aquamarine": "#7fffd4", + "azure": "#f0ffff", + "beige": "#f5f5dc", + "bisque": "#ffe4c4", + "black": "#000000", + "blanchedalmond": "#ffebcd", + "blue": "#0000ff", + "blueviolet": "#8a2be2", + "brown": "#a52a2a", + "burlywood": "#deb887", + "cadetblue": "#5f9ea0", + "chartreuse": "#7fff00", + "chocolate": "#d2691e", + "coral": "#ff7f50", + "cornflowerblue": "#6495ed", + "cornsilk": "#fff8dc", + "crimson": "#dc143c", + "cyan": "#00ffff", + "darkblue": "#00008b", + "darkcyan": "#008b8b", + "darkgoldenrod": "#b8860b", + "darkgray": "#a9a9a9", + "darkgreen": "#006400", + "darkkhaki": "#bdb76b", + "darkmagenta": "#8b008b", + "darkolivegreen": "#556b2f", + "darkorange": "#ff8c00", + "darkorchid": "#9932cc", + "darkred": "#8b0000", + "darksalmon": "#e9967a", + "darkseagreen": "#8fbc8f", + "darkslateblue": "#483d8b", + "darkslategray": "#2f4f4f", + "darkturquoise": "#00ced1", + "darkviolet": "#9400d3", + "deeppink": "#ff1493", + "deepskyblue": "#00bfff", + "dimgray": "#696969", + "dodgerblue": "#1e90ff", + "firebrick": "#b22222", + "floralwhite": "#fffaf0", + "forestgreen": "#228b22", + "fuchsia": "#ff00ff", + "gainsboro": "#dcdcdc", + "ghostwhite": "#f8f8ff", + "gold": "#ffd700", + "goldenrod": "#daa520", + "gray": "#808080", + "green": "#008000", + "greenyellow": "#adff2f", + "honeydew": "#f0fff0", + "hotpink": "#ff69b4", + "indianred ": "#cd5c5c", + "indigo ": "#4b0082", + "ivory": "#fffff0", + "khaki": "#f0e68c", + "lavender": "#e6e6fa", + "lavenderblush": "#fff0f5", + "lawngreen": "#7cfc00", + "lemonchiffon": "#fffacd", + "lightblue": "#add8e6", + "lightcoral": "#f08080", + "lightcyan": "#e0ffff", + "lightgoldenrodyellow": "#fafad2", + "lightgrey": "#d3d3d3", + "lightgreen": "#90ee90", + "lightpink": "#ffb6c1", + "lightsalmon": "#ffa07a", + "lightseagreen": "#20b2aa", + "lightskyblue": "#87cefa", + "lightslategray": "#778899", + "lightsteelblue": "#b0c4de", + "lightyellow": "#ffffe0", + "lime": "#00ff00", + "limegreen": "#32cd32", + "linen": "#faf0e6", + "magenta": "#ff00ff", + "maroon": "#800000", + "mediumaquamarine": "#66cdaa", + "mediumblue": "#0000cd", + "mediumorchid": "#ba55d3", + "mediumpurple": "#9370d8", + "mediumseagreen": "#3cb371", + "mediumslateblue": "#7b68ee", + "mediumspringgreen": "#00fa9a", + "mediumturquoise": "#48d1cc", + "mediumvioletred": "#c71585", + "midnightblue": "#191970", + "mintcream": "#f5fffa", + "mistyrose": "#ffe4e1", + "moccasin": "#ffe4b5", + "navajowhite": "#ffdead", + "navy": "#000080", + "oldlace": "#fdf5e6", + "olive": "#808000", + "olivedrab": "#6b8e23", + "orange": "#ffa500", + "orangered": "#ff4500", + "orchid": "#da70d6", + "palegoldenrod": "#eee8aa", + "palegreen": "#98fb98", + "paleturquoise": "#afeeee", + "palevioletred": "#d87093", + "papayawhip": "#ffefd5", + "peachpuff": "#ffdab9", + "peru": "#cd853f", + "pink": "#ffc0cb", + "plum": "#dda0dd", + "powderblue": "#b0e0e6", + "purple": "#800080", + "red": "#ff0000", + "rosybrown": "#bc8f8f", + "royalblue": "#4169e1", + "saddlebrown": "#8b4513", + "salmon": "#fa8072", + "sandybrown": "#f4a460", + "seagreen": "#2e8b57", + "seashell": "#fff5ee", + "sienna": "#a0522d", + "silver": "#c0c0c0", + "skyblue": "#87ceeb", + "slateblue": "#6a5acd", + "slategray": "#708090", + "snow": "#fffafa", + "springgreen": "#00ff7f", + "steelblue": "#4682b4", + "tan": "#d2b48c", + "teal": "#008080", + "thistle": "#d8bfd8", + "tomato": "#ff6347", + "turquoise": "#40e0d0", + "violet": "#ee82ee", + "wheat": "#f5deb3", + "white": "#ffffff", + "whitesmoke": "#f5f5f5", + "yellow": "#ffff00", + "yellowgreen": "#9acd32" + }, + _sanitizeNumber: function(val) { + if (typeof val === 'number') { + return val; + } + if (isNaN(val) || (val === null) || (val === '') || (val === undefined)) { + return 1; + } + if (val.toLowerCase !== undefined) { + return parseFloat(val); + } + return 1; + }, + //parse a string to HSB + setColor: function(strVal) { + strVal = strVal.toLowerCase(); + this.value = this.stringToHSB(strVal) || { + h: 0, + s: 0, + b: 0, + a: 1 + }; + }, + stringToHSB: function(strVal) { + strVal = strVal.toLowerCase(); + var that = this, + result = false; + $.each(this.stringParsers, function(i, parser) { + var match = parser.re.exec(strVal), + values = match && parser.parse.apply(that, [match]), + format = parser.format || 'rgba'; + if (values) { + if (format.match(/hsla?/)) { + result = that.RGBtoHSB.apply(that, that.HSLtoRGB.apply(that, values)); + } else { + result = that.RGBtoHSB.apply(that, values); + } + that.origFormat = format; + return false; + } + return true; + }); + return result; + }, + setHue: function(h) { + this.value.h = 1 - h; + }, + setSaturation: function(s) { + this.value.s = s; + }, + setBrightness: function(b) { + this.value.b = 1 - b; + }, + setAlpha: function(a) { + this.value.a = parseInt((1 - a) * 100, 10) / 100; + }, + toRGB: function(h, s, v, a) { + h = h || this.value.h; + s = s || this.value.s; + v = v || this.value.b; + a = a || this.value.a; + + var r, g, b, i, f, p, q, t; + if (h && s === undefined && v === undefined) { + s = h.s, v = h.v, h = h.h; + } + i = Math.floor(h * 6); + f = h * 6 - i; + p = v * (1 - s); + q = v * (1 - f * s); + t = v * (1 - (1 - f) * s); + switch (i % 6) { + case 0: + r = v, g = t, b = p; + break; + case 1: + r = q, g = v, b = p; + break; + case 2: + r = p, g = v, b = t; + break; + case 3: + r = p, g = q, b = v; + break; + case 4: + r = t, g = p, b = v; + break; + case 5: + r = v, g = p, b = q; + break; + } + return { + r: Math.floor(r * 255), + g: Math.floor(g * 255), + b: Math.floor(b * 255), + a: a + }; + }, + toHex: function(h, s, b, a) { + var rgb = this.toRGB(h, s, b, a); + return '#' + ((1 << 24) | (parseInt(rgb.r) << 16) | (parseInt(rgb.g) << 8) | parseInt(rgb.b)).toString(16).substr(1); + }, + toHSL: function(h, s, b, a) { + h = h || this.value.h; + s = s || this.value.s; + b = b || this.value.b; + a = a || this.value.a; + + var H = h, + L = (2 - s) * b, + S = s * b; + if (L > 0 && L <= 1) { + S /= L; + } else { + S /= 2 - L; + } + L /= 2; + if (S > 1) { + S = 1; + } + return { + h: isNaN(H) ? 0 : H, + s: isNaN(S) ? 0 : S, + l: isNaN(L) ? 0 : L, + a: isNaN(a) ? 0 : a, + }; + }, + toAlias: function(r, g, b, a) { + var rgb = this.toHex(r, g, b, a); + for(var alias in this.colors){ + if(this.colors[alias] == rgb){ + return alias; + } + } + return false; + }, + RGBtoHSB: function(r, g, b, a) { + r /= 255; + g /= 255; + b /= 255; + + var H, S, V, C; + V = Math.max(r, g, b); + C = V - Math.min(r, g, b); + H = (C === 0 ? null : + V === r ? (g - b) / C : + V === g ? (b - r) / C + 2 : + (r - g) / C + 4 + ); + H = ((H + 360) % 6) * 60 / 360; + S = C === 0 ? 0 : C / V; + return { + h: this._sanitizeNumber(H), + s: S, + b: V, + a: this._sanitizeNumber(a) + }; + }, + HueToRGB: function(p, q, h) { + if (h < 0) { + h += 1; + } else if (h > 1) { + h -= 1; + } + if ((h * 6) < 1) { + return p + (q - p) * h * 6; + } else if ((h * 2) < 1) { + return q; + } else if ((h * 3) < 2) { + return p + (q - p) * ((2 / 3) - h) * 6; + } else { + return p; + } + }, + HSLtoRGB: function(h, s, l, a) { + if (s < 0) { + s = 0; + } + var q; + if (l <= 0.5) { + q = l * (1 + s); + } else { + q = l + s - (l * s); + } + + var p = 2 * l - q; + + var tr = h + (1 / 3); + var tg = h; + var tb = h - (1 / 3); + + var r = Math.round(this.HueToRGB(p, q, tr) * 255); + var g = Math.round(this.HueToRGB(p, q, tg) * 255); + var b = Math.round(this.HueToRGB(p, q, tb) * 255); + return [r, g, b, this._sanitizeNumber(a)]; + }, + toString: function(format) { + format = format || 'rgba'; + switch (format) { + case 'rgb': + { + var rgb = this.toRGB(); + return 'rgb(' + rgb.r + ',' + rgb.g + ',' + rgb.b + ')'; + } + break; + case 'rgba': + { + var rgb = this.toRGB(); + return 'rgba(' + rgb.r + ',' + rgb.g + ',' + rgb.b + ',' + rgb.a + ')'; + } + break; + case 'hsl': + { + var hsl = this.toHSL(); + return 'hsl(' + Math.round(hsl.h * 360) + ',' + Math.round(hsl.s * 100) + '%,' + Math.round(hsl.l * 100) + '%)'; + } + break; + case 'hsla': + { + var hsl = this.toHSL(); + return 'hsla(' + Math.round(hsl.h * 360) + ',' + Math.round(hsl.s * 100) + '%,' + Math.round(hsl.l * 100) + '%,' + hsl.a + ')'; + } + break; + case 'hex': + { + return this.toHex(); + } + break; + case 'alias': + return this.toAlias() || this.toHex(); + default: + { + return false; + } + break; + } + }, + // a set of RE's that can match strings and generate color tuples. + // from John Resig color plugin + // https://github.com/jquery/jquery-color/ + stringParsers: [{ + re: /#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/, + format: 'hex', + parse: function(execResult) { + return [ + parseInt(execResult[1], 16), + parseInt(execResult[2], 16), + parseInt(execResult[3], 16), + 1 + ]; + } + }, { + re: /#([a-fA-F0-9])([a-fA-F0-9])([a-fA-F0-9])/, + format: 'hex', + parse: function(execResult) { + return [ + parseInt(execResult[1] + execResult[1], 16), + parseInt(execResult[2] + execResult[2], 16), + parseInt(execResult[3] + execResult[3], 16), + 1 + ]; + } + }, { + re: /rgb\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*?\)/, + format: 'rgb', + parse: function(execResult) { + return [ + execResult[1], + execResult[2], + execResult[3], + 1 + ]; + } + }, { + re: /rgb\(\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*?\)/, + format: 'rgb', + parse: function(execResult) { + return [ + 2.55 * execResult[1], + 2.55 * execResult[2], + 2.55 * execResult[3], + 1 + ]; + } + }, { + re: /rgba\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*(?:,\s*(\d+(?:\.\d+)?)\s*)?\)/, + format: 'rgba', + parse: function(execResult) { + return [ + execResult[1], + execResult[2], + execResult[3], + execResult[4] + ]; + } + }, { + re: /rgba\(\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*(?:,\s*(\d+(?:\.\d+)?)\s*)?\)/, + format: 'rgba', + parse: function(execResult) { + return [ + 2.55 * execResult[1], + 2.55 * execResult[2], + 2.55 * execResult[3], + execResult[4] + ]; + } + }, { + re: /hsl\(\s*(\d+(?:\.\d+)?)\s*,\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*?\)/, + format: 'hsl', + parse: function(execResult) { + return [ + execResult[1] / 360, + execResult[2] / 100, + execResult[3] / 100, + execResult[4] + ]; + } + }, { + re: /hsla\(\s*(\d+(?:\.\d+)?)\s*,\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*(?:,\s*(\d+(?:\.\d+)?)\s*)?\)/, + format: 'hsla', + parse: function(execResult) { + return [ + execResult[1] / 360, + execResult[2] / 100, + execResult[3] / 100, + execResult[4] + ]; + } + }, { + //predefined color name + re: /^([a-z]{3,})$/, + format: 'alias', + parse: function(execResult) { + var hexval = this.colorNameToHex(execResult[0]) || '#000000'; + var match = this.stringParsers[0].re.exec(hexval), + values = match && this.stringParsers[0].parse.apply(this, [match]); + return values; + } + }], + colorNameToHex: function(name) { + if (typeof this.colors[name.toLowerCase()] !== 'undefined') { + return this.colors[name.toLowerCase()]; + } + return false; + } +}; |