Tracking de l'application VApp (IHM du jeu)

VApp/node_modules/videojs-contrib-quality-levels/src/plugin.js

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+import videojs from 'video.js';
+import QualityLevelList from './quality-level-list.js';
+import {version as VERSION} from '../package.json';
+
+/**
+ * Initialization function for the qualityLevels plugin. Sets up the QualityLevelList and
+ * event handlers.
+ *
+ * @param {Player} player Player object.
+ * @param {Object} options Plugin options object.
+ * @return {QualityLevelList} a list of QualityLevels
+ */
+const initPlugin = function(player, options) {
+  const originalPluginFn = player.qualityLevels;
+
+  const qualityLevelList = new QualityLevelList();
+
+  const disposeHandler = function() {
+    qualityLevelList.dispose();
+    player.qualityLevels = originalPluginFn;
+    player.off('dispose', disposeHandler);
+  };
+
+  player.on('dispose', disposeHandler);
+
+  player.qualityLevels = () => qualityLevelList;
+  player.qualityLevels.VERSION = VERSION;
+
+  return qualityLevelList;
+};
+
+/**
+ * A video.js plugin.
+ *
+ * In the plugin function, the value of `this` is a video.js `Player`
+ * instance. You cannot rely on the player being in a "ready" state here,
+ * depending on how the plugin is invoked. This may or may not be important
+ * to you; if not, remove the wait for "ready"!
+ *
+ * @param {Object} options Plugin options object
+ * @return {QualityLevelList} a list of QualityLevels
+ */
+const qualityLevels = function(options) {
+  return initPlugin(this, videojs.obj.merge({}, options));
+};
+
+// Register the plugin with video.js.
+videojs.registerPlugin('qualityLevels', qualityLevels);
+
+// Include the version number.
+qualityLevels.VERSION = VERSION;
+
+export default qualityLevels;

VApp/node_modules/videojs-contrib-quality-levels/src/quality-level-list.js

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+import videojs from 'video.js';
+import QualityLevel from './quality-level.js';
+
+/**
+ * A list of QualityLevels.
+ *
+ * interface QualityLevelList : EventTarget {
+ *   getter QualityLevel (unsigned long index);
+ *   readonly attribute unsigned long length;
+ *   readonly attribute long selectedIndex;
+ *
+ *   void addQualityLevel(QualityLevel qualityLevel)
+ *   void removeQualityLevel(QualityLevel remove)
+ *   QualityLevel? getQualityLevelById(DOMString id);
+ *
+ *   attribute EventHandler onchange;
+ *   attribute EventHandler onaddqualitylevel;
+ *   attribute EventHandler onremovequalitylevel;
+ * };
+ *
+ * @extends videojs.EventTarget
+ * @class QualityLevelList
+ */
+class QualityLevelList extends videojs.EventTarget {
+  /**
+   * Creates a QualityLevelList.
+   */
+  constructor() {
+    super();
+
+    let list = this; // eslint-disable-line
+
+    list.levels_ = [];
+    list.selectedIndex_ = -1;
+
+    /**
+     * Get the index of the currently selected QualityLevel.
+     *
+     * @returns {number} The index of the selected QualityLevel. -1 if none selected.
+     * @readonly
+     */
+    Object.defineProperty(list, 'selectedIndex', {
+      get() {
+        return list.selectedIndex_;
+      }
+    });
+
+    /**
+     * Get the length of the list of QualityLevels.
+     *
+     * @returns {number} The length of the list.
+     * @readonly
+     */
+    Object.defineProperty(list, 'length', {
+      get() {
+        return list.levels_.length;
+      }
+    });
+
+    list[Symbol.iterator] = () => list.levels_.values();
+
+    return list;
+  }
+
+  /**
+   * Adds a quality level to the list.
+   *
+   * @param {Representation|Object} representation The representation of the quality level
+   * @param {string}   representation.id        Unique id of the QualityLevel
+   * @param {number=}  representation.width     Resolution width of the QualityLevel
+   * @param {number=}  representation.height    Resolution height of the QualityLevel
+   * @param {number}   representation.bandwidth Bitrate of the QualityLevel
+   * @param {number=}  representation.frameRate Frame-rate of the QualityLevel
+   * @param {Function} representation.enabled   Callback to enable/disable QualityLevel
+   * @return {QualityLevel} the QualityLevel added to the list
+   * @method addQualityLevel
+   */
+  addQualityLevel(representation) {
+    let qualityLevel = this.getQualityLevelById(representation.id);
+
+    // Do not add duplicate quality levels
+    if (qualityLevel) {
+      return qualityLevel;
+    }
+
+    const index = this.levels_.length;
+
+    qualityLevel = new QualityLevel(representation);
+
+    if (!('' + index in this)) {
+      Object.defineProperty(this, index, {
+        get() {
+          return this.levels_[index];
+        }
+      });
+    }
+
+    this.levels_.push(qualityLevel);
+
+    this.trigger({
+      qualityLevel,
+      type: 'addqualitylevel'
+    });
+
+    return qualityLevel;
+  }
+
+  /**
+   * Removes a quality level from the list.
+   *
+   * @param {QualityLevel} qualityLevel The QualityLevel to remove from the list.
+   * @return {QualityLevel|null} the QualityLevel removed or null if nothing removed
+   * @method removeQualityLevel
+   */
+  removeQualityLevel(qualityLevel) {
+    let removed = null;
+
+    for (let i = 0, l = this.length; i < l; i++) {
+      if (this[i] === qualityLevel) {
+        removed = this.levels_.splice(i, 1)[0];
+
+        if (this.selectedIndex_ === i) {
+          this.selectedIndex_ = -1;
+        } else if (this.selectedIndex_ > i) {
+          this.selectedIndex_--;
+        }
+        break;
+      }
+    }
+
+    if (removed) {
+      this.trigger({
+        qualityLevel,
+        type: 'removequalitylevel'
+      });
+    }
+
+    return removed;
+  }
+
+  /**
+   * Searches for a QualityLevel with the given id.
+   *
+   * @param {string} id The id of the QualityLevel to find.
+   * @return {QualityLevel|null} The QualityLevel with id, or null if not found.
+   * @method getQualityLevelById
+   */
+  getQualityLevelById(id) {
+    for (let i = 0, l = this.length; i < l; i++) {
+      const level = this[i];
+
+      if (level.id === id) {
+        return level;
+      }
+    }
+    return null;
+  }
+
+  /**
+   * Resets the list of QualityLevels to empty
+   *
+   * @method dispose
+   */
+  dispose() {
+    this.selectedIndex_ = -1;
+    this.levels_.length = 0;
+  }
+}
+
+/**
+ * change - The selected QualityLevel has changed.
+ * addqualitylevel - A QualityLevel has been added to the QualityLevelList.
+ * removequalitylevel - A QualityLevel has been removed from the QualityLevelList.
+ */
+QualityLevelList.prototype.allowedEvents_ = {
+  change: 'change',
+  addqualitylevel: 'addqualitylevel',
+  removequalitylevel: 'removequalitylevel'
+};
+
+// emulate attribute EventHandler support to allow for feature detection
+for (const event in QualityLevelList.prototype.allowedEvents_) {
+  QualityLevelList.prototype['on' + event] = null;
+}
+
+export default QualityLevelList;

VApp/node_modules/videojs-contrib-quality-levels/src/quality-level.js

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+/**
+ * A single QualityLevel.
+ *
+ * interface QualityLevel {
+ *   readonly attribute DOMString id;
+ *            attribute DOMString label;
+ *   readonly attribute long width;
+ *   readonly attribute long height;
+ *   readonly attribute long bitrate;
+ *            attribute boolean enabled;
+ * };
+ *
+ * @class QualityLevel
+ */
+export default class QualityLevel {
+
+  /**
+   * Creates a QualityLevel
+   *
+   * @param {Representation|Object} representation The representation of the quality level
+   * @param {string}   representation.id        Unique id of the QualityLevel
+   * @param {number=}  representation.width     Resolution width of the QualityLevel
+   * @param {number=}  representation.height    Resolution height of the QualityLevel
+   * @param {number}   representation.bandwidth Bitrate of the QualityLevel
+   * @param {number=}  representation.frameRate Frame-rate of the QualityLevel
+   * @param {Function} representation.enabled   Callback to enable/disable QualityLevel
+   */
+  constructor(representation) {
+
+    let level = this; // eslint-disable-line
+
+    level.id = representation.id;
+    level.label = level.id;
+    level.width = representation.width;
+    level.height = representation.height;
+    level.bitrate = representation.bandwidth;
+    level.frameRate = representation.frameRate;
+    level.enabled_ = representation.enabled;
+
+    Object.defineProperty(level, 'enabled', {
+      /**
+       * Get whether the QualityLevel is enabled.
+       *
+       * @return {boolean} True if the QualityLevel is enabled.
+       */
+      get() {
+        return level.enabled_();
+      },
+
+      /**
+       * Enable or disable the QualityLevel.
+       *
+       * @param {boolean} enable true to enable QualityLevel, false to disable.
+       */
+      set(enable) {
+        level.enabled_(enable);
+      }
+    });
+
+    return level;
+  }
+}