aleph1.co.uk Git - yaffs-website/blob - control-bar/text-track-controls/chapters-track-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 var _fn = require('../../utils/fn.js');
  14
  15 var Fn = _interopRequireWildcard(_fn);
  16
  17 function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj['default'] = obj; return newObj; } }
  18
  19 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
  20
  21 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  22
  23 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; }
  24
  25 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; } /**
  26                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 * @file chapters-track-menu-item.js
  27                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 */
  28
  29
  30 /**
  31  * The chapter track menu item
  32  *
  33  * @extends MenuItem
  34  */
  35 var ChaptersTrackMenuItem = function (_MenuItem) {
  36   _inherits(ChaptersTrackMenuItem, _MenuItem);
  37
  38   /**
  39    * Creates an instance of this class.
  40    *
  41    * @param {Player} player
  42    *        The `Player` that this class should be attached to.
  43    *
  44    * @param {Object} [options]
  45    *        The key/value store of player options.
  46    */
  47   function ChaptersTrackMenuItem(player, options) {
  48     _classCallCheck(this, ChaptersTrackMenuItem);
  49
  50     var track = options.track;
  51     var cue = options.cue;
  52     var currentTime = player.currentTime();
  53
  54     // Modify options for parent MenuItem class's init.
  55     options.selectable = true;
  56     options.label = cue.text;
  57     options.selected = cue.startTime <= currentTime && currentTime < cue.endTime;
  58
  59     var _this = _possibleConstructorReturn(this, _MenuItem.call(this, player, options));
  60
  61     _this.track = track;
  62     _this.cue = cue;
  63     track.addEventListener('cuechange', Fn.bind(_this, _this.update));
  64     return _this;
  65   }
  66
  67   /**
  68    * This gets called when an `ChaptersTrackMenuItem` is "clicked". See
  69    * {@link ClickableComponent} for more detailed information on what a click can be.
  70    *
  71    * @param {EventTarget~Event} [event]
  72    *        The `keydown`, `tap`, or `click` event that caused this function to be
  73    *        called.
  74    *
  75    * @listens tap
  76    * @listens click
  77    */
  78
  79
  80   ChaptersTrackMenuItem.prototype.handleClick = function handleClick(event) {
  81     _MenuItem.prototype.handleClick.call(this);
  82     this.player_.currentTime(this.cue.startTime);
  83     this.update(this.cue.startTime);
  84   };
  85
  86   /**
  87    * Update chapter menu item
  88    *
  89    * @param {EventTarget~Event} [event]
  90    *        The `cuechange` event that caused this function to run.
  91    *
  92    * @listens TextTrack#cuechange
  93    */
  94
  95
  96   ChaptersTrackMenuItem.prototype.update = function update(event) {
  97     var cue = this.cue;
  98     var currentTime = this.player_.currentTime();
  99
 100     // vjs.log(currentTime, cue.startTime);
 101     this.selected(cue.startTime <= currentTime && currentTime < cue.endTime);
 102   };
 103
 104   return ChaptersTrackMenuItem;
 105 }(_menuItem2['default']);
 106
 107 _component2['default'].registerComponent('ChaptersTrackMenuItem', ChaptersTrackMenuItem);
 108 exports['default'] = ChaptersTrackMenuItem;