kitchen-color-studio
Version:
an open-source color editor for designing color system
46 lines • 2.91 kB
JavaScript
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(arr, i) { var _i = null == arr ? null : "undefined" != typeof Symbol && arr[Symbol.iterator] || arr["@@iterator"]; if (null != _i) { var _s, _e, _x, _r, _arr = [], _n = !0, _d = !1; try { if (_x = (_i = _i.call(arr)).next, 0 === i) { if (Object(_i) !== _i) return; _n = !1; } else for (; !(_n = (_s = _x.call(_i)).done) && (_arr.push(_s.value), _arr.length !== i); _n = !0); } catch (err) { _d = !0, _e = err; } finally { try { if (!_n && null != _i.return && (_r = _i.return(), Object(_r) !== _r)) return; } finally { if (_d) throw _e; } } return _arr; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
import { argbFromHex, Hct, hexFromArgb } from '@material/material-color-utilities';
import chroma from 'chroma-js';
export var hexToHct = function hexToHct(hex) {
var hclColor = Hct.fromInt(argbFromHex(hex));
return [hclColor.hue, hclColor.chroma, hclColor.tone];
};
export var hctToHex = function hctToHex(hct) {
var hctColor = Hct.from(hct[0], hct[1], hct[2]);
return hexFromArgb(hctColor.toInt());
};
export var toHctString = function toHctString(hex, alpha) {
if (!alpha) {
var hctColor = hexToHct(hex);
return "hct(".concat(hctColor.map(function (c) {
return Math.round(c);
}).join(','), ")");
} else {
var _chroma$rgba = chroma(hex).rgba(),
_chroma$rgba2 = _slicedToArray(_chroma$rgba, 4),
r = _chroma$rgba2[0],
g = _chroma$rgba2[1],
b = _chroma$rgba2[2],
a = _chroma$rgba2[3];
var newHex = chroma.rgb(r, g, b).hex();
var _hctColor = hexToHct(newHex);
return "hcta(".concat(_hctColor.map(function (c) {
return Math.round(c);
}).join(','), ",").concat(a, ")");
}
};
export var toCtsString = function toCtsString(color1, color2, alpha) {
var text;
if (!alpha) {
text = chroma.contrast(color1, color2).toFixed(2);
text = 'cts(' + text + ')';
} else {
text = 'cts(--)';
}
return text;
};