xlb-main-login/dist/static/lib/bootstrap-colorpicker.js

``` yarn install ```

/*!
 * Bootstrap Colorpicker - Simple and customizable colorpicker component for Twitter Bootstrap.
 * @package bootstrap-colorpicker
 * @version v3.0.0-beta.1
 * @license MIT
 * @link https://farbelous.github.io/bootstrap-colorpicker/
 * @link https://github.com/farbelous/bootstrap-colorpicker.git
 */
(function webpackUniversalModuleDefinition(root, factory) {
	if(typeof exports === 'object' && typeof module === 'object')
		module.exports = factory(require("jQuery"));
	else if(typeof define === 'function' && define.amd)
		define("bootstrap-colorpicker", ["jQuery"], factory);
	else if(typeof exports === 'object')
		exports["bootstrap-colorpicker"] = factory(require("jQuery"));
	else
		root["bootstrap-colorpicker"] = factory(root["jQuery"]);
})(this, function(__WEBPACK_EXTERNAL_MODULE_0__) {
return /******/ (function(modules) { // webpackBootstrap
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/* 0 */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE_0__;

/***/ }),
/* 1 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


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

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _jquery = __webpack_require__(0);

var _jquery2 = _interopRequireDefault(_jquery);

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"); } }

/**
 * Colorpicker extension class.
 */
var Extension = function () {
  /**
   * @param {Colorpicker} colorpicker
   * @param {Object} options
   */
  function Extension(colorpicker) {
    var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

    _classCallCheck(this, Extension);

    /**
     * @type {Colorpicker}
     */
    this.colorpicker = colorpicker;
    /**
     * @type {Object}
     */
    this.options = options;

    if (!(this.colorpicker.element && this.colorpicker.element.length)) {
      throw new Error('Extension: this.colorpicker.element is not valid');
    }

    this.colorpicker.element.on('colorpickerCreate.colorpicker-ext', _jquery2.default.proxy(this.onCreate, this));
    this.colorpicker.element.on('colorpickerDestroy.colorpicker-ext', _jquery2.default.proxy(this.onDestroy, this));
    this.colorpicker.element.on('colorpickerUpdate.colorpicker-ext', _jquery2.default.proxy(this.onUpdate, this));
    this.colorpicker.element.on('colorpickerChange.colorpicker-ext', _jquery2.default.proxy(this.onChange, this));
    this.colorpicker.element.on('colorpickerInvalid.colorpicker-ext', _jquery2.default.proxy(this.onInvalid, this));
    this.colorpicker.element.on('colorpickerShow.colorpicker-ext', _jquery2.default.proxy(this.onShow, this));
    this.colorpicker.element.on('colorpickerHide.colorpicker-ext', _jquery2.default.proxy(this.onHide, this));
    this.colorpicker.element.on('colorpickerEnable.colorpicker-ext', _jquery2.default.proxy(this.onEnable, this));
    this.colorpicker.element.on('colorpickerDisable.colorpicker-ext', _jquery2.default.proxy(this.onDisable, this));
  }

  /**
   * Function called every time a new color needs to be created.
   * Return false to skip this resolver and continue with other extensions' ones
   * or return anything else to consider the color resolved.
   *
   * @param {Color|String|*} color
   * @return {Color|String|*}
   */


  _createClass(Extension, [{
    key: 'resolveColor',
    value: function resolveColor(color) {
      return false;
    }

    /**
     * @listens Colorpicker#colorpickerCreate
     * @param {Event} event
     */

  }, {
    key: 'onCreate',
    value: function onCreate(event) {}
    // to be extended


    /**
     * @listens Colorpicker#colorpickerDestroy
     * @param {Event} event
     */

  }, {
    key: 'onDestroy',
    value: function onDestroy(event) {
      this.colorpicker.element.off('.colorpicker-ext');
    }

    /**
     * @listens Colorpicker#colorpickerUpdate
     * @param {Event} event
     */

  }, {
    key: 'onUpdate',
    value: function onUpdate(event) {}
    // to be extended


    /**
     * @listens Colorpicker#colorpickerChange
     * @param {Event} event
     */

  }, {
    key: 'onChange',
    value: function onChange(event) {}
    // to be extended


    /**
     * @listens Colorpicker#colorpickerInvalid
     * @param {Event} event
     */

  }, {
    key: 'onInvalid',
    value: function onInvalid(event) {}
    // to be extended


    /**
     * @listens Colorpicker#colorpickerHide
     * @param {Event} event
     */

  }, {
    key: 'onHide',
    value: function onHide(event) {}
    // to be extended


    /**
     * @listens Colorpicker#colorpickerShow
     * @param {Event} event
     */

  }, {
    key: 'onShow',
    value: function onShow(event) {}
    // to be extended


    /**
     * @listens Colorpicker#colorpickerDisable
     * @param {Event} event
     */

  }, {
    key: 'onDisable',
    value: function onDisable(event) {}
    // to be extended


    /**
     * @listens Colorpicker#colorpickerEnable
     * @param {Event} event
     */

  }, {
    key: 'onEnable',
    value: function onEnable(event) {
      // to be extended
    }
  }]);

  return Extension;
}();

exports.default = Extension;

/***/ }),
/* 2 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


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

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _Extension2 = __webpack_require__(1);

var _Extension3 = _interopRequireDefault(_Extension2);

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"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var defaults = {
  /**
   * Key-value pairs defining a color alias and its CSS color representation.
   *
   * They can also be just an array of values. In that case, no special names are used, only the real colors.
   *
   * @type {Object|Array}
   * @default null
   * @example
   *  {
   *   'black': '#000000',
   *   'white': '#ffffff',
   *   'red': '#FF0000',
   *   'default': '#777777',
   *   'primary': '#337ab7',
   *   'success': '#5cb85c',
   *   'info': '#5bc0de',
   *   'warning': '#f0ad4e',
   *   'danger': '#d9534f'
   *  }
   *
   * @example ['#f0ad4e', '#337ab7', '#5cb85c']
   */
  colors: null,
  /**
   * If true, the when a color swatch is selected the name (alias) will be used as input value,
   * otherwise the swatch real color value will be used.
   *
   * @type {boolean}
   * @default true
   */
  namesAsValues: true
};

var Palette = function (_Extension) {
  _inherits(Palette, _Extension);

  _createClass(Palette, [{
    key: 'colors',


    /**
     * @returns {Object|Array}
     */
    get: function get() {
      return this.options.colors;
    }
  }]);

  function Palette(colorpicker) {
    var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

    _classCallCheck(this, Palette);

    var _this = _possibleConstructorReturn(this, (Palette.__proto__ || Object.getPrototypeOf(Palette)).call(this, colorpicker, Object.assign({}, defaults, options)));

    if (!Array.isArray(_this.options.colors) && _typeof(_this.options.colors) !== 'object') {
      _this.options.colors = null;
    }
    return _this;
  }

  /**
   * @returns {int}
   */


  _createClass(Palette, [{
    key: 'getLength',
    value: function getLength() {
      if (!this.options.colors) {
        return 0;
      }

      if (Array.isArray(this.options.colors)) {
        return this.options.colors.length;
      }

      if (_typeof(this.options.colors) === 'object') {
        return Object.keys(this.options.colors).length;
      }

      return 0;
    }
  }, {
    key: 'resolveColor',
    value: function resolveColor(color) {
      if (this.getLength() <= 0) {
        return false;
      }

      if (Array.isArray(this.options.colors)) {
        if (this.options.colors.indexOf(color) >= 0) {
          return color;
        }
        if (this.options.colors.indexOf(color.toUpperCase()) >= 0) {
          return color.toUpperCase();
        }
        if (this.options.colors.indexOf(color.toLowerCase()) >= 0) {
          return color.toLowerCase();
        }
        return false;
      }

      if (_typeof(this.options.colors) !== 'object') {
        return false;
      }

      if (!this.options.namesAsValues) {
        return this.getValue(color, false);
      }
      return this.getName(color, this.getName('#' + color, this.getValue(color, false)));
    }

    /**
     * Given a color value, returns the corresponding color name or defaultValue.
     *
     * @param {String} value
     * @param {*} defaultValue
     * @returns {*}
     */

  }, {
    key: 'getName',
    value: function getName(value) {
      var defaultValue = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

      if (!(typeof value === 'string') || !this.options.colors) {
        return defaultValue;
      }
      for (var name in this.options.colors) {
        if (!this.options.colors.hasOwnProperty(name)) {
          continue;
        }
        if (this.options.colors[name].toLowerCase() === value.toLowerCase()) {
          return name;
        }
      }
      return defaultValue;
    }

    /**
     * Given a color name, returns the corresponding color value or defaultValue.
     *
     * @param {String} name
     * @param {*} defaultValue
     * @returns {*}
     */

  }, {
    key: 'getValue',
    value: function getValue(name) {
      var defaultValue = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

      if (!(typeof name === 'string') || !this.options.colors) {
        return defaultValue;
      }
      if (this.options.colors.hasOwnProperty(name)) {
        return this.options.colors[name];
      }
      return defaultValue;
    }
  }]);

  return Palette;
}(_Extension3.default);

exports.default = Palette;

/***/ }),
/* 3 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

var _Colorpicker = __webpack_require__(4);

var _Colorpicker2 = _interopRequireDefault(_Colorpicker);

var _jquery = __webpack_require__(0);

var _jquery2 = _interopRequireDefault(_jquery);

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

var plugin = 'colorpicker';

_jquery2.default[plugin] = _Colorpicker2.default;

_jquery2.default.fn[plugin] = function (option) {
  var apiArgs = Array.prototype.slice.call(arguments, 1),
      isSingleElement = this.length === 1,
      returnValue = null;

  var $jq = this.each(function () {
    var $this = (0, _jquery2.default)(this),
        inst = $this.data(plugin),
        options = (typeof option === 'undefined' ? 'undefined' : _typeof(option)) === 'object' ? option : {};

    if (!inst) {
      inst = new _Colorpicker2.default(this, options);
      $this.data(plugin, inst);
    }

    if (typeof option === 'string') {
      if (option === 'colorpicker') {
        returnValue = inst;
      } else if (_jquery2.default.isFunction(inst[option])) {
        returnValue = inst[option].apply(inst, apiArgs);
      } else {
        // its a property ?
        if (apiArgs.length) {
          // set property
          inst[option] = apiArgs[0];
        }
        returnValue = inst[option];
      }
    } else {
      returnValue = $this;
    }
  });

  return isSingleElement ? returnValue : $jq;
};

_jquery2.default.fn[plugin].constructor = _Colorpicker2.default;

/***/ }),
/* 4 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


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

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _Color = __webpack_require__(5);

var _Color2 = _interopRequireDefault(_Color);

var _Extension = __webpack_require__(1);

var _Extension2 = _interopRequireDefault(_Extension);

var _options = __webpack_require__(7);

var _options2 = _interopRequireDefault(_options);

var _extensions = __webpack_require__(8);

var _extensions2 = _interopRequireDefault(_extensions);

var _jquery = __webpack_require__(0);

var _jquery2 = _interopRequireDefault(_jquery);

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 colorPickerIdCounter = 0;

/**
 * Colorpicker widget class
 */

var Colorpicker = function () {
  _createClass(Colorpicker, [{
    key: 'color',


    /**
     * color getter
     *
     * @type {Color|null}
     */
    get: function get() {
      return this.element.data('color');
    }

    /**
     * color setter
     *
     * @ignore
     * @param {Color|null} value
     */
    ,
    set: function set(value) {
      this.element.data('color', value);
    }

    /**
     * @fires Colorpicker#colorpickerCreate
     * @param {Object|String} element
     * @param {Object} options
     * @constructor
     */

  }], [{
    key: 'Color',

    /**
     * Color class
     *
     * @static
     * @type {Color}
     */
    get: function get() {
      return _Color2.default;
    }

    /**
     * Extension class
     *
     * @static
     * @type {Extension}
     */

  }, {
    key: 'Extension',
    get: function get() {
      return _Extension2.default;
    }

    /**
     * Colorpicker bundled extension classes
     *
     * @static
     * @type {{Extension}}
     */

  }, {
    key: 'Extensions',
    get: function get() {
      return _extensions2.default;
    }
  }]);

  function Colorpicker(element, options) {
    var _this = this;

    _classCallCheck(this, Colorpicker);

    colorPickerIdCounter += 1;
    /**
     * The colorpicker instance number
     * @type {number}
     */
    this.id = colorPickerIdCounter;

    /**
     * @type {*|jQuery}
     */
    this.element = (0, _jquery2.default)(element).addClass('colorpicker-element');
    this.element.attr('data-colorpicker-id', this.id);

    /**
     * @type {defaults}
     */
    this.options = Object.assign({}, _options2.default, options, this.element.data());

    /**
     * @type {Extension[]}
     */
    this.extensions = [];

    if (!Array.isArray(this.options.extensions)) {
      this.options.extensions = [];
    }

    /**
     * @type {*|jQuery}
     */
    this.component = this.options.component;
    this.component = this.component !== false ? this.element.find(this.component) : false;
    if (this.component && this.component.length === 0) {
      this.component = false;
    }

    /**
     * @type {*|jQuery}
     */
    this.container = this.options.container === true ? this.element : this.options.container;
    this.container = this.container !== false ? (0, _jquery2.default)(this.container) : false;

    /**
     * @type {*|String}
     * @private
     */
    this.currentSlider = null;

    /**
     * @type {{left: number, top: number}}
     * @private
     */
    this.mousePointer = {
      left: 0,
      top: 0
    };

    /**
     * Latest external event
     *
     * @type {{name: String, e: *}}
     * @private
     */
    this.lastEvent = {
      name: null,
      e: null
    };

    // Is the element an input? Should we search inside for any input?
    /**
     * @type {*|jQuery}
     */
    this.input = this.element.is('input') ? this.element : this.options.input ? this.element.find(this.options.input) : false;

    if (this.input && this.input.length === 0) {
      this.input = false;
    }

    if (this.options.debug) {
      this.options.extensions.push({ name: 'Debugger' });
    }

    // Register extensions
    this.options.extensions.forEach(function (ext) {
      _this.addExtension(ext.name, _extensions2.default[ext.name.toLowerCase()], ext);
    });

    var colorValue = this.options.color !== false ? this.options.color : this.getValue();

    this.color = colorValue ? this.createColor(colorValue) : false;

    if (this.options.format === false) {
      // If format is false, use the first parsed one from now on
      this.options.format = this.color.format;
    }

    /**
     * @type {boolean}
     * @private
     */
    this.disabled = false;

    // Setup picker
    var $picker = this.picker = (0, _jquery2.default)(this.options.template);

    if (this.options.customClass) {
      $picker.addClass(this.options.customClass);
    }
    if (this.options.inline) {
      $picker.addClass('colorpicker-inline colorpicker-visible');
    } else {
      $picker.addClass('colorpicker-hidden');
    }
    if (this.options.horizontal) {
      $picker.addClass('colorpicker-horizontal');
    }

    if ((this.options.useAlpha || this.hasColor() && this.color.hasTransparency()) && this.options.useAlpha !== false) {
      this.options.useAlpha = true;
      $picker.addClass('colorpicker-with-alpha');
    }

    if (this.options.align === 'right') {
      $picker.addClass('colorpicker-right');
    }
    if (this.options.inline === true) {
      $picker.addClass('colorpicker-no-arrow');
    }

    // Prevent closing the colorpicker when clicking on itself
    $picker.on('mousedown.colorpicker touchstart.colorpicker', _jquery2.default.proxy(function (e) {
      if (e.target === e.currentTarget) {
        e.preventDefault();
      }
    }, this));

    // Bind click/tap events on the sliders
    $picker.find('.colorpicker-saturation, .colorpicker-hue, .colorpicker-alpha').on('mousedown.colorpicker touchstart.colorpicker', _jquery2.default.proxy(this._mousedown, this));

    $picker.appendTo(this.container ? this.container : (0, _jquery2.default)('body'));

    // Bind other events
    if (this.hasInput()) {
      this.input.on({
        'keyup.colorpicker': _jquery2.default.proxy(this._keyup, this)
      });
      this.input.on({
        'change.colorpicker': _jquery2.default.proxy(this._change, this)
      });
      if (this.component === false) {
        this.element.on({
          'focus.colorpicker': _jquery2.default.proxy(this.show, this)
        });
      }
      if (this.options.inline === false) {
        this.element.on({
          'focusout.colorpicker': _jquery2.default.proxy(this.hide, this)
        });
      }
    }

    if (this.component !== false) {
      this.component.on({
        'click.colorpicker': _jquery2.default.proxy(this.show, this)
      });
    }

    if (this.hasInput() === false && this.component === false && !this.element.has('.colorpicker')) {
      this.element.on({
        'click.colorpicker': _jquery2.default.proxy(this.show, this)
      });
    }

    // for HTML5 input[type='color']
    if (this.hasInput() && this.component !== false && this.input.attr('type') === 'color') {
      this.input.on({
        'click.colorpicker': _jquery2.default.proxy(this.show, this),
        'focus.colorpicker': _jquery2.default.proxy(this.show, this)
      });
    }

    // Update if there is a color option
    this.update(this.options.color !== false);

    (0, _jquery2.default)(_jquery2.default.proxy(function () {
      /**
       * (Colorpicker) When the Colorpicker instance has been created and the DOM is ready.
       *
       * @event Colorpicker#colorpickerCreate
       */
      this.element.trigger({
        type: 'colorpickerCreate',
        colorpicker: this,
        color: this.color
      });
    }, this));
  }

  /**
   * Creates and registers the given extension
   *
   * @param {String|Extension} extensionName
   * @param {Extension} ExtensionClass
   * @param {Object} [config]
   * @returns {Extension}
   */


  _createClass(Colorpicker, [{
    key: 'addExtension',
    value: function addExtension(extensionName, ExtensionClass) {
      var config = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};

      var ext = extensionName instanceof _Extension2.default ? extensionName : new ExtensionClass(this, config);

      this.extensions.push(ext);
      return ext;
    }

    /**
     * Destroys the current instance
     *
     * @fires Colorpicker#colorpickerDestroy
     */

  }, {
    key: 'destroy',
    value: function destroy() {
      this.picker.remove();
      this.element.removeData('colorpicker', 'color').off('.colorpicker');
      if (this.hasInput()) {
        this.input.off('.colorpicker');
      }
      if (this.component !== false) {
        this.component.off('.colorpicker');
      }
      this.element.removeClass('colorpicker-element');

      /**
       * (Colorpicker) When the instance is destroyed with all events unbound.
       *
       * @event Colorpicker#colorpickerDestroy
       */
      this.element.trigger({
        type: 'colorpickerDestroy',
        colorpicker: this,
        color: this.color
      });
    }

    /**
     * Returns true if the current color object is an instance of Color, false otherwise.
     * @returns {boolean}
     */

  }, {
    key: 'hasColor',
    value: function hasColor() {
      return this.color instanceof _Color2.default;
    }

    /**
     * @returns {*|String|Color}
     */

  }, {
    key: 'toInputColorString',


    /**
     * Formatted color string, with the formatting options applied
     * (e.g. useHashPrefix)
     * @returns {String}
     */
    value: function toInputColorString() {
      var str = this.toCssColorString();

      if (!str) {
        return str;
      }

      if (this.options.useHashPrefix === false) {
        str = str.replace(/^#/g, '');
      }

      return this._resolveColor(str);
    }

    /**
     * Formatted color string, suitable for CSS
     * @returns {String}
     */

  }, {
    key: 'toCssColorString',
    value: function toCssColorString() {
      if (!this.hasColor()) {
        return '';
      }
      return this.color.toString(this.format);
    }

    /**
     * If the widget is not inside a container or inline, rearranges its position relative to its element offset.
     *
     * @param {Event} [e]
     * @private
     * @returns {boolean} Returns false if the widget is inside a container or inline, true otherwise
     */

  }, {
    key: '_reposition',
    value: function _reposition(e) {
      this.lastEvent.name = 'reposition';
      this.lastEvent.e = e;

      if (this.options.inline !== false || this.options.container) {
        return false;
      }
      var type = this.container && this.container[0] !== window.document.body ? 'position' : 'offset';
      var element = this.component || this.element;
      var offset = element[type]();

      if (this.options.align === 'right') {
        offset.left -= this.picker.outerWidth() - element.outerWidth();
      }
      this.picker.css({
        top: offset.top + element.outerHeight(),
        left: offset.left
      });
      return true;
    }

    /**
     * Shows the colorpicker widget if hidden.
     * If the input is disabled this call will be ignored.
     *
     * @fires Colorpicker#colorpickerShow
     * @param {Event} [e]
     * @returns {boolean} True if was hidden and afterwards visible, false if nothing happened.
     */

  }, {
    key: 'show',
    value: function show(e) {
      this.lastEvent.name = 'show';
      this.lastEvent.e = e;

      if (this.isVisible() || this.isDisabled()) {
        // Don't show the widget if it's already visible or it is disabled
        return false;
      }
      this.picker.addClass('colorpicker-visible').removeClass('colorpicker-hidden');

      this._reposition(e);
      (0, _jquery2.default)(window).on('resize.colorpicker', _jquery2.default.proxy(this._reposition, this));

      if (e && (!this.hasInput() || this.input.attr('type') === 'color')) {
        if (e.stopPropagation && e.preventDefault) {
          e.stopPropagation();
          e.preventDefault();
        }
      }
      if ((this.component || !this.input) && this.options.inline === false) {
        (0, _jquery2.default)(window.document).on({
          'mousedown.colorpicker': _jquery2.default.proxy(this.hide, this)
        });
      }

      /**
       * (Colorpicker) When show() is called and the widget can be shown.
       *
       * @event Colorpicker#colorpickerShow
       */
      this.element.trigger({
        type: 'colorpickerShow',
        colorpicker: this,
        color: this.color
      });

      return true;
    }

    /**
     * Hides the colorpicker widget.
     * Hide is prevented when it is triggered by an event whose target element has been clicked/touched.
     *
     * @fires Colorpicker#colorpickerHide
     * @param {Event} [e]
     * @returns {boolean} True if was visible and afterwards hidden, false if nothing happened.
     */

  }, {
    key: 'hide',
    value: function hide(e) {
      this.lastEvent.name = 'hide';
      this.lastEvent.e = e;

      if (this.isHidden()) {
        // Do not trigger if already hidden
        return false;
      }
      if (typeof e !== 'undefined' && e.target) {
        // Prevent hide if triggered by an event and an element inside the colorpicker has been clicked/touched
        if ((0, _jquery2.default)(e.currentTarget).parents('.colorpicker').length > 0 || (0, _jquery2.default)(e.target).parents('.colorpicker').length > 0) {
          return false;
        }
      }
      this.picker.addClass('colorpicker-hidden').removeClass('colorpicker-visible');
      (0, _jquery2.default)(window).off('resize.colorpicker', this._reposition);
      (0, _jquery2.default)(window.document).off({
        'mousedown.colorpicker': this.hide
      });

      /**
       * (Colorpicker) When hide() is called and the widget can be hidden.
       *
       * @event Colorpicker#colorpickerHide
       */
      this.element.trigger({
        type: 'colorpickerHide',
        colorpicker: this,
        color: this.color
      });
      return true;
    }

    /**
     * Returns true if the colorpicker element has the colorpicker-visible class and not the colorpicker-hidden one.
     * False otherwise.
     *
     * @returns {boolean}
     */

  }, {
    key: 'isVisible',
    value: function isVisible() {
      return this.picker.hasClass('colorpicker-visible') && !this.picker.hasClass('colorpicker-hidden');
    }

    /**
     * Returns true if the colorpicker element has the colorpicker-hidden class and not the colorpicker-visible one.
     * False otherwise.
     *
     * @returns {boolean}
     */

  }, {
    key: 'isHidden',
    value: function isHidden() {
      return this.picker.hasClass('colorpicker-hidden') && !this.picker.hasClass('colorpicker-visible');
    }

    /**
     * If the input element is present, it updates the value with the current color object color string.
     * If value is set, this method fires a "change" event on the input element.
     *
     * @fires Colorpicker#change
     * @private
     */

  }, {
    key: '_updateInput',
    value: function _updateInput() {
      if (this.hasInput()) {
        var val = this.toInputColorString();

        if (val === this.input.prop('value')) {
          // No need to set value or trigger any event if nothing changed
          return;
        }

        this.input.prop('value', val ? val : '');

        /**
         * (Input) Triggered on the input element when a new color is selected.
         *
         * @event Colorpicker#change
         */
        this.input.trigger({
          type: 'change',
          colorpicker: this,
          color: this.color,
          value: val
        });
      }
    }

    /**
     * Changes the color adjustment bars using the current color object information.
     * @private
     */

  }, {
    key: '_updatePicker',
    value: function _updatePicker() {
      if (!this.hasColor()) {
        return;
      }

      var vertical = this.options.horizontal === false,
          sl = vertical ? this.options.sliders : this.options.slidersHorz;

      var saturationGuide = this.picker.find('.colorpicker-saturation .colorpicker-guide'),
          hueGuide = this.picker.find('.colorpicker-hue .colorpicker-guide'),
          alphaGuide = this.picker.find('.colorpicker-alpha .colorpicker-guide');

      var hsva = this.color.hsvaRatio;

      if (hueGuide.length) {
        hueGuide.css(vertical ? 'top' : 'left', (vertical ? sl.hue.maxTop : sl.hue.maxLeft) * (1 - hsva.h));
      }

      if (alphaGuide.length) {
        alphaGuide.css(vertical ? 'top' : 'left', (vertical ? sl.alpha.maxTop : sl.alpha.maxLeft) * (1 - hsva.a));
      }

      if (saturationGuide.length) {
        saturationGuide.css({
          'top': sl.saturation.maxTop - hsva.v * sl.saturation.maxTop,
          'left': hsva.s * sl.saturation.maxLeft
        });
      }

      this.picker.find('.colorpicker-saturation').css('backgroundColor', this.color.getHueOnlyCopy().toHexString()); // we only need hue

      this.picker.find('.colorpicker-alpha').css('backgroundColor', this.color.toString('hex6')); // we don't need alpha
    }

    /**
     * If the component element is present, its background color is updated
     * @private
     */

  }, {
    key: '_updateComponent',
    value: function _updateComponent() {
      if (!this.hasColor()) {
        return;
      }

      if (this.component !== false) {
        var icn = this.component.find('i').eq(0);

        if (icn.length > 0) {
          icn.css({
            'backgroundColor': this.toCssColorString()
          });
        } else {
          this.component.css({
            'backgroundColor': this.toCssColorString()
          });
        }
      }
    }

    /**
     * @private
     * @returns {boolean}
     */

  }, {
    key: '_shouldUpdate',
    value: function _shouldUpdate() {
      return this.hasColor() && this.getValue(false) !== false;
    }

    /**
     * Updated the component color, the input value and the widget if a color is present.
     *
     * If force is true, it is updated anyway.
     *
     * @fires Colorpicker#colorpickerUpdate
     * @param {boolean} [force]
     */

  }, {
    key: 'update',
    value: function update() {
      var force = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

      if (this._shouldUpdate() || force === true) {
        // Update only if the current value (from input or data) is not empty
        this._updateComponent();

        // Do not update input when autoInputFallback is disabled and last event is keyup.
        var preventInputUpdate = this.options.autoInputFallback !== true &&
        // this.isInvalidColor() ||  // prevent also on invalid color (on create, leaves invalid colors)
        this.lastEvent.name === 'keyup';

        if (!preventInputUpdate) {
          this._updateInput();
        }

        this._updatePicker();

        /**
         * (Colorpicker) Fired when the widget is updated.
         *
         * @event Colorpicker#colorpickerUpdate
         */
        this.element.trigger({
          type: 'colorpickerUpdate',
          colorpicker: this,
          color: this.color
        });
      }
    }

    /**
     * Returns the color string from the input value or the 'data-color' attribute of the input or element.
     * If empty, it returns the defaultValue parameter.
     *
     * @param {String|*} [defaultValue]
     * @returns {String|*}
     */

  }, {
    key: 'getValue',
    value: function getValue() {
      var defaultValue = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;

      defaultValue = typeof defaultValue === 'undefined' ? this.fallbackColor : defaultValue;
      var candidates = [],
          val = false;

      if (this.hasInput()) {
        candidates.push(this.input.val());
        candidates.push(this.input.data('color'));
      }
      candidates.push(this.element.data('color'));

      candidates.map(function (item) {
        if (item && val === false) {
          val = item;
        }
      });

      val = val === false ? defaultValue : val;

      if (val instanceof _Color2.default) {
        return val.toString(this.format);
      }

      return val;
    }

    /**
     * Sets the color manually
     *
     * @fires Colorpicker#colorpickerChange
     * @param {String|Color} val
     */

  }, {
    key: 'setValue',
    value: function setValue(val) {
      if (this.hasColor() && this.color.equals(val)) {
        // equal color object
        return;
      }

      var color = val ? this.createColor(val) : false;

      if (!this.hasColor() && !color) {
        // color was empty and the new one too
        return;
      }

      // force update if color is changed to empty
      var shouldForceUpdate = this.hasColor() && !color;

      this.color = color;

      /**
       * (Colorpicker) When the color is set programmatically with setValue().
       *
       * @event Colorpicker#colorpickerChange
       */
      this.element.trigger({
        type: 'colorpickerChange',
        colorpicker: this,
        color: this.color,
        value: val
      });

      // force update if color has changed to empty
      this.update(shouldForceUpdate);
    }

    /**
     * Creates a new color using the widget instance options (fallbackColor, format).
     *
     * @fires Colorpicker#colorpickerInvalid
     * @param {*} val
     * @param {boolean} useFallback
     * @returns {Color}
     */

  }, {
    key: 'createColor',
    value: function createColor(val) {
      var useFallback = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;

      var color = new _Color2.default(this._resolveColor(val), { format: this.format });

      if (!color.isValid()) {
        var invalidColor = color,
            fallback = void 0;

        if (useFallback) {
          fallback = this.fallbackColor instanceof _Color2.default && this.fallbackColor.isValid() ? this.fallbackColor : this._resolveColor(this.fallbackColor);

          color = new _Color2.default(fallback, { format: this.format });

          if (!color.isValid() && useFallback) {
            throw new Error('The fallback color is invalid.');
          }
        }

        color.previous = invalidColor;

        /**
         * (Colorpicker) Fired when the color is invalid and the fallback color is going to be used.
         *
         * @event Colorpicker#colorpickerInvalid
         */
        this.element.trigger({
          type: 'colorpickerInvalid',
          colorpicker: this,
          color: color,
          value: val
        });
      }

      if (!this.isAlphaEnabled() && color.hasTransparency()) {
        // Alpha is disabled
        color.setAlpha(1);
      }

      if (!this.hasColor()) {
        // No previous color, so no need to compare
        return color;
      }

      var hsva = color.hsvaRatio;
      var prevHsva = this.color.hsvaRatio;

      if (hsva.s === 0 && hsva.h === 0 && prevHsva.h !== 0) {
        // Hue was set to 0 because saturation was 0, use previous hue, since it was not meant to change...
        color.setHueRatio(prevHsva.h);
      }

      if (!this.isAlphaEnabled() && color.hasTransparency()) {
        // Alpha is disabled
        color.setAlpha(1);
      }

      return color;
    }

    /**
     * Checks if there is a color object, that it is valid and it is not a fallback
     * @returns {boolean}
     */

  }, {
    key: 'isInvalidColor',
    value: function isInvalidColor() {
      return !this.hasColor() || !this.color.isValid() || !!this.color.previous;
    }

    /**
     * Returns true if the useAlpha option is exactly true, false otherwise
     * @returns {boolean}
     */

  }, {
    key: 'isAlphaEnabled',
    value: function isAlphaEnabled() {
      return this.options.useAlpha === true;
    }

    /**
     * Resolves a color, in case is not in a standard format (e.g. a custom color alias)
     *
     * @private
     * @param {String|*} color
     * @returns {String|*|null}
     */

  }, {
    key: '_resolveColor',
    value: function _resolveColor(color) {
      var extResolvedColor = false;

      _jquery2.default.each(this.extensions, function (name, ext) {
        if (extResolvedColor !== false) {
          // skip if resolved
          return;
        }
        extResolvedColor = ext.resolveColor(color);
      });

      if (extResolvedColor !== false) {
        color = extResolvedColor;
      }

      return color;
    }

    /**
     * Returns true if the widget has an associated input element, false otherwise
     * @returns {boolean}
     */

  }, {
    key: 'hasInput',
    value: function hasInput() {
      return this.input !== false;
    }

    /**
     * Returns true if this instance is disabled
     * @returns {boolean}
     */

  }, {
    key: 'isDisabled',
    value: function isDisabled() {
      return this.disabled === true;
    }

    /**
     * Disables the widget and the input if any
     *
     * @fires Colorpicker#colorpickerDisable
     * @returns {boolean}
     */

  }, {
    key: 'disable',
    value: function disable() {
      if (this.hasInput()) {
        this.input.prop('disabled', true);
      }
      this.disabled = true;

      /**
       * (Colorpicker) When the widget has been disabled.
       *
       * @event Colorpicker#colorpickerDisable
       */
      this.element.trigger({
        type: 'colorpickerDisable',
        colorpicker: this,
        color: this.color
      });
      return true;
    }

    /**
     * Enables the widget and the input if any
     *
     * @fires Colorpicker#colorpickerEnable
     * @returns {boolean}
     */

  }, {
    key: 'enable',
    value: function enable() {
      if (this.hasInput()) {
        this.input.prop('disabled', false);
      }
      this.disabled = false;

      /**
       * (Colorpicker) When the widget has been enabled.
       *
       * @event Colorpicker#colorpickerEnable
       */
      this.element.trigger({
        type: 'colorpickerEnable',
        colorpicker: this,
        color: this.color
      });
      return true;
    }

    /**
     * Function triggered when clicking in one of the color adjustment bars
     *
     * @private
     * @fires Colorpicker#mousemove
     * @param {Event} e
     * @returns {boolean}
     */

  }, {
    key: '_mousedown',
    value: function _mousedown(e) {
      this.lastEvent.name = 'mousedown';
      this.lastEvent.e = e;

      if (!e.pageX && !e.pageY && e.originalEvent && e.originalEvent.touches) {
        e.pageX = e.originalEvent.touches[0].pageX;
        e.pageY = e.originalEvent.touches[0].pageY;
      }
      e.stopPropagation();
      e.preventDefault();

      var target = (0, _jquery2.default)(e.target);

      // detect the slider and set the limits and callbacks
      var zone = target.closest('div');
      var sl = this.options.horizontal ? this.options.slidersHorz : this.options.sliders;

      if (!zone.is('.colorpicker')) {
        if (zone.is('.colorpicker-saturation')) {
          this.currentSlider = _jquery2.default.extend({}, sl.saturation);
        } else if (zone.is('.colorpicker-hue')) {
          this.currentSlider = _jquery2.default.extend({}, sl.hue);
        } else if (zone.is('.colorpicker-alpha')) {
          this.currentSlider = _jquery2.default.extend({}, sl.alpha);
        } else {
          return false;
        }
        var offset = zone.offset();
        // reference to guide's style

        this.currentSlider.guide = zone.find('.colorpicker-guide')[0].style;
        this.currentSlider.left = e.pageX - offset.left;
        this.currentSlider.top = e.pageY - offset.top;
        this.mousePointer = {
          left: e.pageX,
          top: e.pageY
        };

        /**
         * (window.document) Triggered on mousedown for the document object,
         * so the color adjustment guide is moved to the clicked position.
         *
         * @event Colorpicker#mousemove
         */
        (0, _jquery2.default)(window.document).on({
          'mousemove.colorpicker': _jquery2.default.proxy(this._mousemove, this),
          'touchmove.colorpicker': _jquery2.default.proxy(this._mousemove, this),
          'mouseup.colorpicker': _jquery2.default.proxy(this._mouseup, this),
          'touchend.colorpicker': _jquery2.default.proxy(this._mouseup, this)
        }).trigger('mousemove');
      }
      return false;
    }

    /**
     * Function triggered when dragging a guide inside one of the color adjustment bars.
     *
     * @private
     * @param {Event} e
     * @returns {boolean}
     */

  }, {
    key: '_mousemove',
    value: function _mousemove(e) {
      this.lastEvent.name = 'mousemove';
      this.lastEvent.e = e;

      var color = !this.hasColor() ? this.createColor(this.fallbackColor) : this.color.getCopy();

      if (!e.pageX && !e.pageY && e.originalEvent && e.originalEvent.touches) {
        e.pageX = e.originalEvent.touches[0].pageX;
        e.pageY = e.originalEvent.touches[0].pageY;
      }
      e.stopPropagation();
      e.preventDefault();
      var left = Math.max(0, Math.min(this.currentSlider.maxLeft, this.currentSlider.left + ((e.pageX || this.mousePointer.left) - this.mousePointer.left)));
      var top = Math.max(0, Math.min(this.currentSlider.maxTop, this.currentSlider.top + ((e.pageY || this.mousePointer.top) - this.mousePointer.top)));

      this.currentSlider.guide.left = left + 'px';
      this.currentSlider.guide.top = top + 'px';
      if (this.currentSlider.callLeft) {
        color[this.currentSlider.callLeft].call(color, left / this.currentSlider.maxLeft);
      }
      if (this.currentSlider.callTop) {
        color[this.currentSlider.callTop].call(color, top / this.currentSlider.maxTop);
      }

      this.setValue(color);
      return false;
    }

    /**
     * Function triggered when releasing the click in one of the color adjustment bars.
     *
     * @private
     * @param {Event} e
     * @returns {boolean}
     */

  }, {
    key: '_mouseup',
    value: function _mouseup(e) {
      this.lastEvent.name = 'mouseup';
      this.lastEvent.e = e;

      e.stopPropagation();
      e.preventDefault();
      (0, _jquery2.default)(window.document).off({
        'mousemove.colorpicker': this._mousemove,
        'touchmove.colorpicker': this._mousemove,
        'mouseup.colorpicker': this._mouseup,
        'touchend.colorpicker': this._mouseup
      });
      return false;
    }

    /**
     * Function triggered when the input has changed, so the colorpicker gets updated.
     *
     * @private
     * @param {Event} e
     * @returns {boolean}
     */

  }, {
    key: '_change',
    value: function _change(e) {
      this.lastEvent.name = 'change';
      this.lastEvent.e = e;

      var val = this.input.val();

      if (val !== this.toInputColorString()) {
        this.setValue(val);
      }
    }

    /**
     * Function triggered after a keyboard key has been released.
     *
     * @private
     * @param {Event} e
     * @returns {boolean}
     */

  }, {
    key: '_keyup',
    value: function _keyup(e) {
      this.lastEvent.name = 'keyup';
      this.lastEvent.e = e;

      var val = this.input.val();

      if (val !== this.toInputColorString()) {