@chayns/colors
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JavaScript utility functions for the calculation of colors for chayns
35 lines (27 loc) • 1.82 kB
JavaScript
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) { symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); } keys.push.apply(keys, symbols); } return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
import { HEX_REGEX } from '../../utils/constants';
import { isHex, isNumber } from '../../utils/is';
export default function hexToRgb255(hex) {
if (!isHex(hex)) {
return null;
}
var components = hex.match(HEX_REGEX);
if (!(components !== null && components !== void 0 && components[1])) {
return null;
}
var retObj = {
r: parseInt(components[1].substring(0, 2), 16),
g: parseInt(components[1].substring(2, 4), 16),
b: parseInt(components[1].substring(4, 6), 16)
};
var a = parseInt(components[1].substring(6, 8), 16) / 255;
if (isNumber(a)) {
return _objectSpread(_objectSpread({}, retObj), {}, {
a: a
});
}
return retObj;
}
//# sourceMappingURL=hexToRgb255.js.map