diff options
Diffstat (limited to 'lib/dojo/colors.js')
-rw-r--r-- | lib/dojo/colors.js | 288 |
1 files changed, 224 insertions, 64 deletions
diff --git a/lib/dojo/colors.js b/lib/dojo/colors.js index a5b0da7fd..1f41dc3c7 100644 --- a/lib/dojo/colors.js +++ b/lib/dojo/colors.js @@ -5,72 +5,232 @@ */ -if(!dojo._hasResource["dojo.colors"]){ -dojo._hasResource["dojo.colors"]=true; +if(!dojo._hasResource["dojo.colors"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code. +dojo._hasResource["dojo.colors"] = true; dojo.provide("dojo.colors"); -(function(){ -var _1=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; -}; -dojo.colorFromRgb=function(_2,_3){ -var m=_2.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)=="%"){ -a=dojo.map(c,function(x){ -return parseFloat(x)*2.56; -}); -if(l==4){ -a[3]=c[3]; -} -return dojo.colorFromArray(a,_3); -} -return dojo.colorFromArray(c,_3); -} -if((t=="hsl"&&l==3)||(t=="hsla"&&l==4)){ -var H=((parseFloat(c[0])%360)+360)%360/360,S=parseFloat(c[1])/100,L=parseFloat(c[2])/100,m2=L<=0.5?L*(S+1):L+S-L*S,m1=2*L-m2; -a=[_1(m1,m2,H+1/3)*256,_1(m1,m2,H)*256,_1(m1,m2,H-1/3)*256,1]; -if(l==4){ -a[3]=c[3]; -} -return dojo.colorFromArray(a,_3); -} + +//TODO: this module appears to break naming conventions + +/*===== +dojo.colors = { + // summary: Color utilities } -return null; -}; -var _4=function(c,_5,_6){ -c=Number(c); -return isNaN(c)?_6:c<_5?_5:c>_6?_6:c; -}; -dojo.Color.prototype.sanitize=function(){ -var t=this; -t.r=Math.round(_4(t.r,0,255)); -t.g=Math.round(_4(t.g,0,255)); -t.b=Math.round(_4(t.b,0,255)); -t.a=_4(t.a,0,1); -return this; -}; +=====*/ + +(function(){ + // 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; + }; + + dojo.colorFromRgb = 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 = dojo.map(c, function(x){ + return parseFloat(x) * 2.56; + }); + if(l == 4){ a[3] = c[3]; } + return dojo.colorFromArray(a, obj); // dojo.Color + } + return dojo.colorFromArray(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 dojo.colorFromArray(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 + }; + + dojo.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 + }; })(); -dojo.colors.makeGrey=function(g,a){ -return dojo.colorFromArray([g,g,g,a]); + + +dojo.colors.makeGrey = function(/*Number*/ g, /*Number?*/ a){ + // summary: creates a greyscale color with an optional alpha + return dojo.colorFromArray([g, g, g, a]); }; -dojo.mixin(dojo.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],transparent:[0,0,0,0],turquoise:[64,224,208],violet:[238,130,238],wheat:[245,222,179],whitesmoke:[245,245,245],yellowgreen:[154,205,50]}); + +// mixin all CSS3 named colors not already in _base, along with SVG 1.0 variant spellings +dojo.mixin(dojo.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], + transparent: [0, 0, 0, 0], + turquoise: [64,224,208], + violet: [238,130,238], + wheat: [245,222,179], + whitesmoke: [245,245,245], + yellowgreen: [154,205,50] +}); + } |