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      1 <!DOCTYPE html>
      2 <!--
      3 Copyright (c) 2015 The Chromium Authors. All rights reserved.
      4 Use of this source code is governed by a BSD-style license that can be
      5 found in the LICENSE file.
      6 -->
      7 
      8 <link rel="import" href="/tracing/base/guid.html">
      9 <link rel="import" href="/tracing/base/range.html">
     10 <link rel="import" href="/tracing/model/event_container.html">
     11 <link rel="import" href="/tracing/model/power_series.html">
     12 
     13 <script>
     14 'use strict';
     15 
     16 /**
     17  * @fileoverview Provides the Device class.
     18  */
     19 tr.exportTo('tr.model', function() {
     20 
     21   /**
     22    * Device represents the device-level objects in the model.
     23    * @constructor
     24    * @extends {tr.model.EventContainer}
     25    */
     26   function Device(model) {
     27     if (!model)
     28       throw new Error('Must provide a model.');
     29 
     30     tr.model.EventContainer.call(this);
     31 
     32     this.powerSeries_ = undefined;
     33     this.vSyncTimestamps_ = [];
     34   };
     35 
     36   Device.compare = function(x, y) {
     37     return x.guid - y.guid;
     38   };
     39 
     40   Device.prototype = {
     41     __proto__: tr.model.EventContainer.prototype,
     42 
     43     compareTo: function(that) {
     44       return Device.compare(this, that);
     45     },
     46 
     47     get userFriendlyName() {
     48       return 'Device';
     49     },
     50 
     51     get userFriendlyDetails() {
     52       return 'Device';
     53     },
     54 
     55     get stableId() {
     56       return 'Device';
     57     },
     58 
     59     getSettingsKey: function() {
     60       return 'device';
     61     },
     62 
     63     get powerSeries() {
     64       return this.powerSeries_;
     65     },
     66 
     67     set powerSeries(powerSeries) {
     68       this.powerSeries_ = powerSeries;
     69     },
     70 
     71     get vSyncTimestamps() {
     72       return this.vSyncTimestamps_;
     73     },
     74 
     75     set vSyncTimestamps(value) {
     76       this.vSyncTimestamps_ = value;
     77     },
     78 
     79     updateBounds: function() {
     80       this.bounds.reset();
     81 
     82       this.iterateAllChildEventContainers(function(child) {
     83         child.updateBounds();
     84         this.bounds.addRange(child.bounds);
     85       }, this);
     86     },
     87 
     88     shiftTimestampsForward: function(amount) {
     89       this.iterateAllChildEventContainers(function(child) {
     90         child.shiftTimestampsForward(amount);
     91       });
     92 
     93       for (var i = 0; i < this.vSyncTimestamps_.length; i++)
     94         this.vSyncTimestamps_[i] += amount;
     95     },
     96 
     97     addCategoriesToDict: function(categoriesDict) {
     98     },
     99 
    100     iterateAllEventsInThisContainer: function(eventTypePredicate,
    101                                               callback, opt_this) {
    102     },
    103 
    104     iterateAllChildEventContainers: function(callback, opt_this) {
    105       if (this.powerSeries_)
    106         callback.call(opt_this, this.powerSeries_);
    107     }
    108   };
    109 
    110   return {
    111     Device: Device
    112   };
    113 });
    114 </script>
    115