aleph1.co.uk Git - yaffs-website/blob - node_modules/video.js/es5/control-bar/playback-rate-menu/playback-rate-menu-item.js

   1 'use strict';
   2
   3 exports.__esModule = true;
   4
   5 var _menuItem = require('../../menu/menu-item.js');
   6
   7 var _menuItem2 = _interopRequireDefault(_menuItem);
   8
   9 var _component = require('../../component.js');
  10
  11 var _component2 = _interopRequireDefault(_component);
  12
  13 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
  14
  15 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  16
  17 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; }
  18
  19 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; } /**
  20                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 * @file playback-rate-menu-item.js
  21                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 */
  22
  23
  24 /**
  25  * The specific menu item type for selecting a playback rate.
  26  *
  27  * @extends MenuItem
  28  */
  29 var PlaybackRateMenuItem = function (_MenuItem) {
  30   _inherits(PlaybackRateMenuItem, _MenuItem);
  31
  32   /**
  33    * Creates an instance of this class.
  34    *
  35    * @param {Player} player
  36    *        The `Player` that this class should be attached to.
  37    *
  38    * @param {Object} [options]
  39    *        The key/value store of player options.
  40    */
  41   function PlaybackRateMenuItem(player, options) {
  42     _classCallCheck(this, PlaybackRateMenuItem);
  43
  44     var label = options.rate;
  45     var rate = parseFloat(label, 10);
  46
  47     // Modify options for parent MenuItem class's init.
  48     options.label = label;
  49     options.selected = rate === 1;
  50     options.selectable = true;
  51
  52     var _this = _possibleConstructorReturn(this, _MenuItem.call(this, player, options));
  53
  54     _this.label = label;
  55     _this.rate = rate;
  56
  57     _this.on(player, 'ratechange', _this.update);
  58     return _this;
  59   }
  60
  61   /**
  62    * This gets called when an `PlaybackRateMenuItem` is "clicked". See
  63    * {@link ClickableComponent} for more detailed information on what a click can be.
  64    *
  65    * @param {EventTarget~Event} [event]
  66    *        The `keydown`, `tap`, or `click` event that caused this function to be
  67    *        called.
  68    *
  69    * @listens tap
  70    * @listens click
  71    */
  72
  73
  74   PlaybackRateMenuItem.prototype.handleClick = function handleClick(event) {
  75     _MenuItem.prototype.handleClick.call(this);
  76     this.player().playbackRate(this.rate);
  77   };
  78
  79   /**
  80    * Update the PlaybackRateMenuItem when the playbackrate changes.
  81    *
  82    * @param {EventTarget~Event} [event]
  83    *        The `ratechange` event that caused this function to run.
  84    *
  85    * @listens Player#ratechange
  86    */
  87
  88
  89   PlaybackRateMenuItem.prototype.update = function update(event) {
  90     this.selected(this.player().playbackRate() === this.rate);
  91   };
  92
  93   return PlaybackRateMenuItem;
  94 }(_menuItem2['default']);
  95
  96 /**
  97  * The text that should display over the `PlaybackRateMenuItem`s controls. Added for localization.
  98  *
  99  * @type {string}
 100  * @private
 101  */
 102
 103
 104 PlaybackRateMenuItem.prototype.contentElType = 'button';
 105
 106 _component2['default'].registerComponent('PlaybackRateMenuItem', PlaybackRateMenuItem);
 107 exports['default'] = PlaybackRateMenuItem;