colorify/app/js/workers/worker-math.js

a collection of color tools

import colorify from '../../../lib/colorify';
const combinationFunctionNames = colorify.getCombinationFunctionNames();
const getFlags = function () {
	const ret = [];
	for (let i = 7; i > 0; i--) {
		const flags = i.toString(2).split('').map(parseFloat);
		while (flags.length < 3) {
			flags.unshift(0);
		}
		ret.push(flags);
	}
	return ret;
};
const getValues = function (color1, color2, fnName) {
	const regex = /^.*\(([^,]+),([^,]+),([^,]+)(.*\).*)$/;
	const values1 = (color1[fnName]()).match(regex);
	const values2 = (color2[fnName]()).match(regex);
	return [values1, values2];
};

require('./last-in-worker-helper')(function (hex1, hex2, farbtasticSetColor) {
	const data = {
		hex1: hex1,
		hex2: hex2,
		farbtasticSetColor: farbtasticSetColor,
		RGB: {},
		HSL: {}
	};
	const color1 = colorify.lib.onecolor(hex1);
	const color2 = colorify.lib.onecolor(hex2);
	const libColor1 = colorify.lib.color(hex1);
	const libColor2 = colorify.lib.color(hex2);
	data.rgbaString1 = libColor1.rgbaString();
	data.rgbaString2 = libColor2.rgbaString();
	data.valuesRGB = getValues(libColor1, libColor2, 'rgbString');
	data.valuesHSL = getValues(libColor1, libColor2, 'hslString');
	['RGB', 'HSL'].map(function (colorSpace) {
		data[colorSpace] = [];
		getFlags().forEach(function (flags) {
			const row = {
				flags: flags,
				type: colorSpace,
				labels: colorSpace.split(''),
				cols: []
			};
			combinationFunctionNames.map(function (fnName) {
				const color = colorify.combineColors(
					color1,
					color2,
					colorSpace,
					flags,
					fnName
				);
				row.cols.push({
					fnName: fnName,
					hex: color.hex()
				});
			});
			data[colorSpace].push(row);
		});
	});
	return data;
});