--- /dev/null
+define("dojo/colors", ["./_base/kernel", "./_base/lang", "./_base/Color", "./_base/array"], function(dojo, lang, Color, ArrayUtil) {
+ // module:
+ // dojo/colors
+ // summary:
+ // TODOC
+
+ var ColorExt = lang.getObject("dojo.colors", true);
+
+//TODO: this module appears to break naming conventions
+
+/*=====
+ lang.mixin(dojo, {
+ colors: {
+ // summary: Color utilities, extending Base dojo.Color
+ }
+ });
+=====*/
+
+ // this is a standard conversion prescribed by the CSS3 Color Module
+ var hue2rgb = function(m1, m2, h){
+ if(h < 0){ ++h; }
+ if(h > 1){ --h; }
+ var h6 = 6 * h;
+ if(h6 < 1){ return m1 + (m2 - m1) * h6; }
+ if(2 * h < 1){ return m2; }
+ if(3 * h < 2){ return m1 + (m2 - m1) * (2 / 3 - h) * 6; }
+ return m1;
+ };
+ // Override base Color.fromRgb with the impl in this module
+ dojo.colorFromRgb = Color.fromRgb = function(/*String*/ color, /*dojo.Color?*/ obj){
+ // summary:
+ // get rgb(a) array from css-style color declarations
+ // description:
+ // this function can handle all 4 CSS3 Color Module formats: rgb,
+ // rgba, hsl, hsla, including rgb(a) with percentage values.
+ var m = color.toLowerCase().match(/^(rgba?|hsla?)\(([\s\.\-,%0-9]+)\)/);
+ if(m){
+ var c = m[2].split(/\s*,\s*/), l = c.length, t = m[1], a;
+ if((t == "rgb" && l == 3) || (t == "rgba" && l == 4)){
+ var r = c[0];
+ if(r.charAt(r.length - 1) == "%"){
+ // 3 rgb percentage values
+ a = ArrayUtil.map(c, function(x){
+ return parseFloat(x) * 2.56;
+ });
+ if(l == 4){ a[3] = c[3]; }
+ return Color.fromArray(a, obj); // dojo.Color
+ }
+ return Color.fromArray(c, obj); // dojo.Color
+ }
+ if((t == "hsl" && l == 3) || (t == "hsla" && l == 4)){
+ // normalize hsl values
+ var H = ((parseFloat(c[0]) % 360) + 360) % 360 / 360,
+ S = parseFloat(c[1]) / 100,
+ L = parseFloat(c[2]) / 100,
+ // calculate rgb according to the algorithm
+ // recommended by the CSS3 Color Module
+ m2 = L <= 0.5 ? L * (S + 1) : L + S - L * S,
+ m1 = 2 * L - m2;
+ a = [
+ hue2rgb(m1, m2, H + 1 / 3) * 256,
+ hue2rgb(m1, m2, H) * 256,
+ hue2rgb(m1, m2, H - 1 / 3) * 256,
+ 1
+ ];
+ if(l == 4){ a[3] = c[3]; }
+ return Color.fromArray(a, obj); // dojo.Color
+ }
+ }
+ return null; // dojo.Color
+ };
+
+ var confine = function(c, low, high){
+ // summary:
+ // sanitize a color component by making sure it is a number,
+ // and clamping it to valid values
+ c = Number(c);
+ return isNaN(c) ? high : c < low ? low : c > high ? high : c; // Number
+ };
+
+ Color.prototype.sanitize = function(){
+ // summary: makes sure that the object has correct attributes
+ var t = this;
+ t.r = Math.round(confine(t.r, 0, 255));
+ t.g = Math.round(confine(t.g, 0, 255));
+ t.b = Math.round(confine(t.b, 0, 255));
+ t.a = confine(t.a, 0, 1);
+ return this; // dojo.Color
+ };
+
+ ColorExt.makeGrey = Color.makeGrey = function(/*Number*/ g, /*Number?*/ a){
+ // summary: creates a greyscale color with an optional alpha
+ return Color.fromArray([g, g, g, a]); // dojo.Color
+ };
+
+ // mixin all CSS3 named colors not already in _base, along with SVG 1.0 variant spellings
+ lang.mixin(Color.named, {
+ "aliceblue": [240,248,255],
+ "antiquewhite": [250,235,215],
+ "aquamarine": [127,255,212],
+ "azure": [240,255,255],
+ "beige": [245,245,220],
+ "bisque": [255,228,196],
+ "blanchedalmond": [255,235,205],
+ "blueviolet": [138,43,226],
+ "brown": [165,42,42],
+ "burlywood": [222,184,135],
+ "cadetblue": [95,158,160],
+ "chartreuse": [127,255,0],
+ "chocolate": [210,105,30],
+ "coral": [255,127,80],
+ "cornflowerblue": [100,149,237],
+ "cornsilk": [255,248,220],
+ "crimson": [220,20,60],
+ "cyan": [0,255,255],
+ "darkblue": [0,0,139],
+ "darkcyan": [0,139,139],
+ "darkgoldenrod": [184,134,11],
+ "darkgray": [169,169,169],
+ "darkgreen": [0,100,0],
+ "darkgrey": [169,169,169],
+ "darkkhaki": [189,183,107],
+ "darkmagenta": [139,0,139],
+ "darkolivegreen": [85,107,47],
+ "darkorange": [255,140,0],
+ "darkorchid": [153,50,204],
+ "darkred": [139,0,0],
+ "darksalmon": [233,150,122],
+ "darkseagreen": [143,188,143],
+ "darkslateblue": [72,61,139],
+ "darkslategray": [47,79,79],
+ "darkslategrey": [47,79,79],
+ "darkturquoise": [0,206,209],
+ "darkviolet": [148,0,211],
+ "deeppink": [255,20,147],
+ "deepskyblue": [0,191,255],
+ "dimgray": [105,105,105],
+ "dimgrey": [105,105,105],
+ "dodgerblue": [30,144,255],
+ "firebrick": [178,34,34],
+ "floralwhite": [255,250,240],
+ "forestgreen": [34,139,34],
+ "gainsboro": [220,220,220],
+ "ghostwhite": [248,248,255],
+ "gold": [255,215,0],
+ "goldenrod": [218,165,32],
+ "greenyellow": [173,255,47],
+ "grey": [128,128,128],
+ "honeydew": [240,255,240],
+ "hotpink": [255,105,180],
+ "indianred": [205,92,92],
+ "indigo": [75,0,130],
+ "ivory": [255,255,240],
+ "khaki": [240,230,140],
+ "lavender": [230,230,250],
+ "lavenderblush": [255,240,245],
+ "lawngreen": [124,252,0],
+ "lemonchiffon": [255,250,205],
+ "lightblue": [173,216,230],
+ "lightcoral": [240,128,128],
+ "lightcyan": [224,255,255],
+ "lightgoldenrodyellow": [250,250,210],
+ "lightgray": [211,211,211],
+ "lightgreen": [144,238,144],
+ "lightgrey": [211,211,211],
+ "lightpink": [255,182,193],
+ "lightsalmon": [255,160,122],
+ "lightseagreen": [32,178,170],
+ "lightskyblue": [135,206,250],
+ "lightslategray": [119,136,153],
+ "lightslategrey": [119,136,153],
+ "lightsteelblue": [176,196,222],
+ "lightyellow": [255,255,224],
+ "limegreen": [50,205,50],
+ "linen": [250,240,230],
+ "magenta": [255,0,255],
+ "mediumaquamarine": [102,205,170],
+ "mediumblue": [0,0,205],
+ "mediumorchid": [186,85,211],
+ "mediumpurple": [147,112,219],
+ "mediumseagreen": [60,179,113],
+ "mediumslateblue": [123,104,238],
+ "mediumspringgreen": [0,250,154],
+ "mediumturquoise": [72,209,204],
+ "mediumvioletred": [199,21,133],
+ "midnightblue": [25,25,112],
+ "mintcream": [245,255,250],
+ "mistyrose": [255,228,225],
+ "moccasin": [255,228,181],
+ "navajowhite": [255,222,173],
+ "oldlace": [253,245,230],
+ "olivedrab": [107,142,35],
+ "orange": [255,165,0],
+ "orangered": [255,69,0],
+ "orchid": [218,112,214],
+ "palegoldenrod": [238,232,170],
+ "palegreen": [152,251,152],
+ "paleturquoise": [175,238,238],
+ "palevioletred": [219,112,147],
+ "papayawhip": [255,239,213],
+ "peachpuff": [255,218,185],
+ "peru": [205,133,63],
+ "pink": [255,192,203],
+ "plum": [221,160,221],
+ "powderblue": [176,224,230],
+ "rosybrown": [188,143,143],
+ "royalblue": [65,105,225],
+ "saddlebrown": [139,69,19],
+ "salmon": [250,128,114],
+ "sandybrown": [244,164,96],
+ "seagreen": [46,139,87],
+ "seashell": [255,245,238],
+ "sienna": [160,82,45],
+ "skyblue": [135,206,235],
+ "slateblue": [106,90,205],
+ "slategray": [112,128,144],
+ "slategrey": [112,128,144],
+ "snow": [255,250,250],
+ "springgreen": [0,255,127],
+ "steelblue": [70,130,180],
+ "tan": [210,180,140],
+ "thistle": [216,191,216],
+ "tomato": [255,99,71],
+ "turquoise": [64,224,208],
+ "violet": [238,130,238],
+ "wheat": [245,222,179],
+ "whitesmoke": [245,245,245],
+ "yellowgreen": [154,205,50]
+ });
+
+ return Color;
+});
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