Version 1
[yaffs-website] / node_modules / video.js / es5 / control-bar / progress-control / seek-bar.js
diff --git a/node_modules/video.js/es5/control-bar/progress-control/seek-bar.js b/node_modules/video.js/es5/control-bar/progress-control/seek-bar.js
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+'use strict';
+
+exports.__esModule = true;
+
+var _slider = require('../../slider/slider.js');
+
+var _slider2 = _interopRequireDefault(_slider);
+
+var _component = require('../../component.js');
+
+var _component2 = _interopRequireDefault(_component);
+
+var _fn = require('../../utils/fn.js');
+
+var Fn = _interopRequireWildcard(_fn);
+
+var _formatTime = require('../../utils/format-time.js');
+
+var _formatTime2 = _interopRequireDefault(_formatTime);
+
+var _computedStyle = require('../../utils/computed-style.js');
+
+var _computedStyle2 = _interopRequireDefault(_computedStyle);
+
+require('./load-progress-bar.js');
+
+require('./play-progress-bar.js');
+
+require('./tooltip-progress-bar.js');
+
+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; } }
+
+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; } /**
+                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                * @file seek-bar.js
+                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                */
+
+
+/**
+ * Seek Bar and holder for the progress bars
+ *
+ * @extends Slider
+ */
+var SeekBar = function (_Slider) {
+  _inherits(SeekBar, _Slider);
+
+  /**
+   * Creates an instance of this class.
+   *
+   * @param {Player} player
+   *        The `Player` that this class should be attached to.
+   *
+   * @param {Object} [options]
+   *        The key/value store of player options.
+   */
+  function SeekBar(player, options) {
+    _classCallCheck(this, SeekBar);
+
+    var _this = _possibleConstructorReturn(this, _Slider.call(this, player, options));
+
+    _this.on(player, 'timeupdate', _this.updateProgress);
+    _this.on(player, 'ended', _this.updateProgress);
+    player.ready(Fn.bind(_this, _this.updateProgress));
+
+    if (options.playerOptions && options.playerOptions.controlBar && options.playerOptions.controlBar.progressControl && options.playerOptions.controlBar.progressControl.keepTooltipsInside) {
+      _this.keepTooltipsInside = options.playerOptions.controlBar.progressControl.keepTooltipsInside;
+    }
+
+    if (_this.keepTooltipsInside) {
+      _this.tooltipProgressBar = _this.addChild('TooltipProgressBar');
+    }
+    return _this;
+  }
+
+  /**
+   * Create the `Component`'s DOM element
+   *
+   * @return {Element}
+   *         The element that was created.
+   */
+
+
+  SeekBar.prototype.createEl = function createEl() {
+    return _Slider.prototype.createEl.call(this, 'div', {
+      className: 'vjs-progress-holder'
+    }, {
+      'aria-label': 'progress bar'
+    });
+  };
+
+  /**
+   * Update the seek bars tooltip and width.
+   *
+   * @param {EventTarget~Event} [event]
+   *        The `timeupdate` or `ended` event that caused this to run.
+   *
+   * @listens Player#timeupdate
+   * @listens Player#ended
+   */
+
+
+  SeekBar.prototype.updateProgress = function updateProgress(event) {
+    this.updateAriaAttributes(this.el_);
+
+    if (this.keepTooltipsInside) {
+      this.updateAriaAttributes(this.tooltipProgressBar.el_);
+      this.tooltipProgressBar.el_.style.width = this.bar.el_.style.width;
+
+      var playerWidth = parseFloat((0, _computedStyle2['default'])(this.player().el(), 'width'));
+      var tooltipWidth = parseFloat((0, _computedStyle2['default'])(this.tooltipProgressBar.tooltip, 'width'));
+      var tooltipStyle = this.tooltipProgressBar.el().style;
+
+      tooltipStyle.maxWidth = Math.floor(playerWidth - tooltipWidth / 2) + 'px';
+      tooltipStyle.minWidth = Math.ceil(tooltipWidth / 2) + 'px';
+      tooltipStyle.right = '-' + tooltipWidth / 2 + 'px';
+    }
+  };
+
+  /**
+   * Update ARIA accessibility attributes
+   *
+   * @param {Element} el
+   *        The element to update with aria accessibility attributes.
+   */
+
+
+  SeekBar.prototype.updateAriaAttributes = function updateAriaAttributes(el) {
+    // Allows for smooth scrubbing, when player can't keep up.
+    var time = this.player_.scrubbing() ? this.player_.getCache().currentTime : this.player_.currentTime();
+
+    // machine readable value of progress bar (percentage complete)
+    el.setAttribute('aria-valuenow', (this.getPercent() * 100).toFixed(2));
+    // human readable value of progress bar (time complete)
+    el.setAttribute('aria-valuetext', (0, _formatTime2['default'])(time, this.player_.duration()));
+  };
+
+  /**
+   * Get percentage of video played
+   *
+   * @return {number}
+   *         The percentage played
+   */
+
+
+  SeekBar.prototype.getPercent = function getPercent() {
+    var percent = this.player_.currentTime() / this.player_.duration();
+
+    return percent >= 1 ? 1 : percent;
+  };
+
+  /**
+   * Handle mouse down on seek bar
+   *
+   * @param {EventTarget~Event} event
+   *        The `mousedown` event that caused this to run.
+   *
+   * @listens mousedown
+   */
+
+
+  SeekBar.prototype.handleMouseDown = function handleMouseDown(event) {
+    this.player_.scrubbing(true);
+
+    this.videoWasPlaying = !this.player_.paused();
+    this.player_.pause();
+
+    _Slider.prototype.handleMouseDown.call(this, event);
+  };
+
+  /**
+   * Handle mouse move on seek bar
+   *
+   * @param {EventTarget~Event} event
+   *        The `mousemove` event that caused this to run.
+   *
+   * @listens mousemove
+   */
+
+
+  SeekBar.prototype.handleMouseMove = function handleMouseMove(event) {
+    var newTime = this.calculateDistance(event) * this.player_.duration();
+
+    // Don't let video end while scrubbing.
+    if (newTime === this.player_.duration()) {
+      newTime = newTime - 0.1;
+    }
+
+    // Set new time (tell player to seek to new time)
+    this.player_.currentTime(newTime);
+  };
+
+  /**
+   * Handle mouse up on seek bar
+   *
+   * @param {EventTarget~Event} event
+   *        The `mouseup` event that caused this to run.
+   *
+   * @listens mouseup
+   */
+
+
+  SeekBar.prototype.handleMouseUp = function handleMouseUp(event) {
+    _Slider.prototype.handleMouseUp.call(this, event);
+
+    this.player_.scrubbing(false);
+    if (this.videoWasPlaying) {
+      this.player_.play();
+    }
+  };
+
+  /**
+   * Move more quickly fast forward for keyboard-only users
+   */
+
+
+  SeekBar.prototype.stepForward = function stepForward() {
+    // more quickly fast forward for keyboard-only users
+    this.player_.currentTime(this.player_.currentTime() + 5);
+  };
+
+  /**
+   * Move more quickly rewind for keyboard-only users
+   */
+
+
+  SeekBar.prototype.stepBack = function stepBack() {
+    // more quickly rewind for keyboard-only users
+    this.player_.currentTime(this.player_.currentTime() - 5);
+  };
+
+  return SeekBar;
+}(_slider2['default']);
+
+/**
+ * Default options for the `SeekBar`
+ *
+ * @type {Object}
+ * @private
+ */
+
+
+SeekBar.prototype.options_ = {
+  children: ['loadProgressBar', 'mouseTimeDisplay', 'playProgressBar'],
+  barName: 'playProgressBar'
+};
+
+/**
+ * Call the update event for this Slider when this event happens on the player.
+ *
+ * @type {string}
+ */
+SeekBar.prototype.playerEvent = 'timeupdate';
+
+_component2['default'].registerComponent('SeekBar', SeekBar);
+exports['default'] = SeekBar;