| 1 | /*
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| 2 | * jQuery Color Animations
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| 3 | * Copyright 2007 John Resig
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| 4 | * Released under the MIT and GPL licenses.
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| 5 | */
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| 6 |
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| 7 | (function(jQuery){
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| 8 |
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| 9 | // We override the animation for all of these color styles
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| 10 | jQuery.each(['backgroundColor', 'borderBottomColor', 'borderLeftColor', 'borderRightColor', 'borderTopColor', 'color', 'outlineColor'], function(i,attr){
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| 11 | jQuery.fx.step[attr] = function(fx){
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| 12 | if ( fx.state == 0 ) {
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| 13 | fx.start = getColor( fx.elem, attr );
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| 14 | fx.end = getRGB( fx.end );
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| 15 | }
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| 16 |
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| 17 | fx.elem.style[attr] = "rgb(" + [
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| 18 | Math.max(Math.min( parseInt((fx.pos * (fx.end[0] - fx.start[0])) + fx.start[0]), 255), 0),
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| 19 | Math.max(Math.min( parseInt((fx.pos * (fx.end[1] - fx.start[1])) + fx.start[1]), 255), 0),
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| 20 | Math.max(Math.min( parseInt((fx.pos * (fx.end[2] - fx.start[2])) + fx.start[2]), 255), 0)
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| 21 | ].join(",") + ")";
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| 22 | }
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| 23 | });
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| 24 |
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| 25 | // Color Conversion functions from highlightFade
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| 26 | // By Blair Mitchelmore
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| 27 | // http://jquery.offput.ca/highlightFade/
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| 28 |
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| 29 | // Parse strings looking for color tuples [255,255,255]
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| 30 | function getRGB(color) {
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| 31 | var result;
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| 32 |
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| 33 | // Check if we're already dealing with an array of colors
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| 34 | if ( color && color.constructor == Array && color.length == 3 )
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| 35 | return color;
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| 36 |
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| 37 | // Look for rgb(num,num,num)
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| 38 | if (result = /rgb\(\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*\)/.exec(color))
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| 39 | return [parseInt(result[1]), parseInt(result[2]), parseInt(result[3])];
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| 40 |
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| 41 | // Look for rgb(num%,num%,num%)
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| 42 | if (result = /rgb\(\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*\)/.exec(color))
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| 43 | return [parseFloat(result[1])*2.55, parseFloat(result[2])*2.55, parseFloat(result[3])*2.55];
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| 44 |
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| 45 | // Look for #a0b1c2
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| 46 | if (result = /#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/.exec(color))
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| 47 | return [parseInt(result[1],16), parseInt(result[2],16), parseInt(result[3],16)];
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| 48 |
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| 49 | // Look for #fff
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| 50 | if (result = /#([a-fA-F0-9])([a-fA-F0-9])([a-fA-F0-9])/.exec(color))
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| 51 | return [parseInt(result[1]+result[1],16), parseInt(result[2]+result[2],16), parseInt(result[3]+result[3],16)];
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| 52 |
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| 53 | // Look for rgba(0, 0, 0, 0) == transparent in Safari 3
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| 54 | if (result = /rgba\(0, 0, 0, 0\)/.exec(color))
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| 55 | return colors['transparent']
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| 56 |
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| 57 | // Otherwise, we're most likely dealing with a named color
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| 58 | return colors[jQuery.trim(color).toLowerCase()];
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| 59 | }
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| 60 |
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| 61 | function getColor(elem, attr) {
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| 62 | var color;
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| 63 |
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| 64 | do {
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| 65 | color = jQuery.curCSS(elem, attr);
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| 66 |
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| 67 | // Keep going until we find an element that has color, or we hit the body
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| 68 | if ( color != '' && color != 'transparent' || jQuery.nodeName(elem, "body") )
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| 69 | break;
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| 70 |
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| 71 | attr = "backgroundColor";
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| 72 | } while ( elem = elem.parentNode );
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| 73 |
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| 74 | return getRGB(color);
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| 75 | };
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| 76 |
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| 77 | // Some named colors to work with
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| 78 | // From Interface by Stefan Petre
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| 79 | // http://interface.eyecon.ro/
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| 80 |
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| 81 | var colors = {
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| 82 | aqua:[0,255,255],
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| 83 | azure:[240,255,255],
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| 84 | beige:[245,245,220],
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| 85 | black:[0,0,0],
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| 86 | blue:[0,0,255],
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| 87 | brown:[165,42,42],
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| 88 | cyan:[0,255,255],
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| 89 | darkblue:[0,0,139],
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| 90 | darkcyan:[0,139,139],
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| 91 | darkgrey:[169,169,169],
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| 92 | darkgreen:[0,100,0],
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| 93 | darkkhaki:[189,183,107],
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| 94 | darkmagenta:[139,0,139],
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| 95 | darkolivegreen:[85,107,47],
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| 96 | darkorange:[255,140,0],
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| 97 | darkorchid:[153,50,204],
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| 98 | darkred:[139,0,0],
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| 99 | darksalmon:[233,150,122],
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| 100 | darkviolet:[148,0,211],
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| 101 | fuchsia:[255,0,255],
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| 102 | gold:[255,215,0],
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| 103 | green:[0,128,0],
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| 104 | indigo:[75,0,130],
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| 105 | khaki:[240,230,140],
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| 106 | lightblue:[173,216,230],
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| 107 | lightcyan:[224,255,255],
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| 108 | lightgreen:[144,238,144],
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| 109 | lightgrey:[211,211,211],
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| 110 | lightpink:[255,182,193],
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| 111 | lightyellow:[255,255,224],
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| 112 | lime:[0,255,0],
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| 113 | magenta:[255,0,255],
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| 114 | maroon:[128,0,0],
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| 115 | navy:[0,0,128],
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| 116 | olive:[128,128,0],
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| 117 | orange:[255,165,0],
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| 118 | pink:[255,192,203],
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| 119 | purple:[128,0,128],
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| 120 | violet:[128,0,128],
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| 121 | red:[255,0,0],
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| 122 | silver:[192,192,192],
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| 123 | white:[255,255,255],
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| 124 | yellow:[255,255,0],
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| 125 | transparent: [255,255,255]
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| 126 | };
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| 127 |
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| 128 | })(jQuery);
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