polished/lib/color/invert.js

A lightweight toolset for writing styles in Javascript.

"use strict";

exports.__esModule = true;
exports["default"] = invert;
var _parseToRgb = _interopRequireDefault(require("./parseToRgb"));
var _toColorString = _interopRequireDefault(require("./toColorString"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _extends() { _extends = Object.assign ? Object.assign.bind() : function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
/**
 * Inverts the red, green and blue values of a color.
 *
 * @example
 * // Styles as object usage
 * const styles = {
 *   background: invert('#CCCD64'),
 *   background: invert('rgba(101,100,205,0.7)'),
 * }
 *
 * // styled-components usage
 * const div = styled.div`
 *   background: ${invert('#CCCD64')};
 *   background: ${invert('rgba(101,100,205,0.7)')};
 * `
 *
 * // CSS in JS Output
 *
 * element {
 *   background: "#33329b";
 *   background: "rgba(154,155,50,0.7)";
 * }
 */
function invert(color) {
  if (color === 'transparent') return color;
  // parse color string to rgb
  var value = (0, _parseToRgb["default"])(color);
  return (0, _toColorString["default"])(_extends({}, value, {
    red: 255 - value.red,
    green: 255 - value.green,
    blue: 255 - value.blue
  }));
}
module.exports = exports.default;