rrggbbaa/lib/rrggbbaa.js

Color code utility and converter library for NodeJS.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _extends = Object.assign || 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; };

var _defaultOptions = require("./default-options");

var _defaultOptions2 = _interopRequireDefault(_defaultOptions);

var _components = require("./components");

var _converters = require("./converters");

var _parse = require("./parse");

var _parse2 = _interopRequireDefault(_parse);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

var rrggbbaa = function rrggbbaa(input, opts) {
  var _this = this;

  _classCallCheck(this, rrggbbaa);

  this.alter = function (component, value) {
    if (value) {
      if ((0, _components.validateComponent)(component, value)) {
        _this.set(component, value);
      }
      return _this; // chain
    }
    return _this.get(component);
  };

  this.red = function (value) {
    return _this.alter(_components.Components.RED, value);
  };

  this.green = function (value) {
    return _this.alter(_components.Components.GREEN, value);
  };

  this.blue = function (value) {
    return _this.alter(_components.Components.BLUE, value);
  };

  this.alpha = function (value) {
    return _this.alter(_components.Components.ALPHA, value);
  };

  this.inverse = function () {
    _this.red(255 - _this.red());
    _this.green(255 - _this.green());
    _this.blue(255 - _this.blue());
    return _this;
  };

  this.toRgb = function () {
    var red = _this.red();
    var green = _this.green();
    var blue = _this.blue();
    return "rgb(" + red + "," + green + "," + blue + ")";
  };

  this.toRgba = function () {
    var red = _this.red();
    var green = _this.green();
    var blue = _this.blue();
    var alpha = _this.alpha() / 100;
    return "rgba(" + red + "," + green + "," + blue + "," + alpha + ")";
  };

  this.toHex = function () {
    var red = (0, _converters.integerToHex)(_this.red());
    var green = (0, _converters.integerToHex)(_this.green());
    var blue = (0, _converters.integerToHex)(_this.blue());

    return "#" + red + green + blue;
  };

  this.toHexa = function () {
    var red = (0, _converters.integerToHex)(_this.red());
    var green = (0, _converters.integerToHex)(_this.green());
    var blue = (0, _converters.integerToHex)(_this.blue());
    var alpha = (0, _converters.integerToHex)((0, _converters.scale100To255)(_this.alpha()));

    return "#" + red + green + blue + alpha;
  };

  this.toString = function () {
    return _this.alpha() !== 100 ? _this.toRgba() : _this.toRgb();
  };

  this.options = _extends({}, _defaultOptions2.default, opts);

  // private data and getter/setter
  var data = (0, _parse2.default)(input);
  this.get = function (key) {
    return data[key];
  };
  this.set = function (key, value) {
    return data[key] = value;
  };
}

// changes a single component value
;

exports.default = rrggbbaa;