29 lines
721 B
JavaScript
29 lines
721 B
JavaScript
define([], function () {
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return function (n) {
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n = n || 24; // default is 24 colours
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var r = 0.6,
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i = 0,
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t = [],
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rgb = [0,2,4];
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while(i<n) { t.push(i++); }
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var colours = t.map(function (c, I) {
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return '#'+ rgb.map(function (j) {
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var x = ((Math.sin(r*(I+22)+j)*127+128) *0x01<<0)
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.toString(16);
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return x.length<2?"0"+x:x;
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}).join("");
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});
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var J = 0;
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return function () {
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var j = J++;
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if (colours[j]) {
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return colours[j];
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}
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J = 0;
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return colours[0];
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};
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};
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});
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