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34 lines
638 B
34 lines
638 B
9 years ago
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var nodes = require('../nodes')
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, rgba = require('./rgba');
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/**
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* Return the blue component of the given `color`,
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* or set the blue component to the optional second `value` argument.
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*
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* Examples:
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*
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* blue(#00c)
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* // => 204
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*
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* blue(#000, 255)
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* // => #00f
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*
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* @param {RGBA|HSLA} color
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* @param {Unit} [value]
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* @return {Unit|RGBA}
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* @api public
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*/
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module.exports = function blue(color, value){
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color = color.rgba;
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if (value) {
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return rgba(
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new nodes.Unit(color.r),
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new nodes.Unit(color.g),
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value,
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new nodes.Unit(color.a)
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);
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}
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return new nodes.Unit(color.b, '');
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};
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