Fully end to end encrypted anonymous chat program. Server only stores public key lookup for users and the encrypted messages. No credentials are transfered to the server, but kept in local browser storage. This allows 100% safe chatting.
https://safechat.ch
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53 lines
1.3 KiB
53 lines
1.3 KiB
var utils = require('../utils') |
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, nodes = require('../nodes'); |
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/** |
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* Convert the given `color` to an `HSLA` node, |
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* or h,s,l,a component values. |
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* |
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* Examples: |
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* |
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* hsla(10deg, 50%, 30%, 0.5) |
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* // => HSLA |
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* |
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* hsla(#ffcc00) |
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* // => HSLA |
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* |
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* @param {RGBA|HSLA|Unit} hue |
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* @param {Unit} saturation |
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* @param {Unit} lightness |
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* @param {Unit} alpha |
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* @return {HSLA} |
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* @api public |
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*/ |
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module.exports = function hsla(hue, saturation, lightness, alpha){ |
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switch (arguments.length) { |
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case 1: |
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utils.assertColor(hue); |
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return hue.hsla; |
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case 2: |
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utils.assertColor(hue); |
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var color = hue.hsla; |
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utils.assertType(saturation, 'unit', 'alpha'); |
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var alpha = saturation.clone(); |
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if ('%' == alpha.type) alpha.val /= 100; |
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return new nodes.HSLA( |
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color.h |
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, color.s |
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, color.l |
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, alpha.val); |
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default: |
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utils.assertType(hue, 'unit', 'hue'); |
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utils.assertType(saturation, 'unit', 'saturation'); |
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utils.assertType(lightness, 'unit', 'lightness'); |
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utils.assertType(alpha, 'unit', 'alpha'); |
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var alpha = alpha.clone(); |
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if (alpha && '%' == alpha.type) alpha.val /= 100; |
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return new nodes.HSLA( |
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hue.val |
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, saturation.val |
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, lightness.val |
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, alpha.val); |
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} |
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};
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