src/third_party/WebKit/Source/devtools/front_end/sdk/HeapProfilerModel.js

   1 /**
   2  * @constructor
   3  * @extends {WebInspector.SDKModel}
   4  * @param {!WebInspector.Target} target
   5  */
   6 WebInspector.HeapProfilerModel = function(target)
   7 {
   8     WebInspector.SDKModel.call(this, WebInspector.HeapProfilerModel, target);
   9     target.registerHeapProfilerDispatcher(new WebInspector.HeapProfilerDispatcher(this));
  10     this._enabled = false;
  11     this._heapProfilerAgent = target.heapProfilerAgent();
  12 }
  13
  14 WebInspector.HeapProfilerModel.Events = {
  15     HeapStatsUpdate: "HeapStatsUpdate",
  16     LastSeenObjectId: "LastSeenObjectId",
  17     AddHeapSnapshotChunk: "AddHeapSnapshotChunk",
  18     ReportHeapSnapshotProgress: "ReportHeapSnapshotProgress",
  19     ResetProfiles: "ResetProfiles"
  20 }
  21
  22 WebInspector.HeapProfilerModel.prototype = {
  23
  24     enable: function()
  25     {
  26         if (this._enabled)
  27             return;
  28
  29         this._enabled = true;
  30         this._heapProfilerAgent.enable();
  31     },
  32
  33     /**
  34      * @param {!Array.<number>} samples
  35      */
  36     heapStatsUpdate: function(samples)
  37     {
  38         this.dispatchEventToListeners(WebInspector.HeapProfilerModel.Events.HeapStatsUpdate, samples);
  39     },
  40
  41     /**
  42      * @param {number} lastSeenObjectId
  43      * @param {number} timestamp
  44      */
  45     lastSeenObjectId: function(lastSeenObjectId, timestamp)
  46     {
  47         this.dispatchEventToListeners(WebInspector.HeapProfilerModel.Events.LastSeenObjectId ,{lastSeenObjectId: lastSeenObjectId, timestamp: timestamp});
  48     },
  49
  50     /**
  51      * @param {string} chunk
  52      */
  53     addHeapSnapshotChunk: function(chunk)
  54     {
  55         this.dispatchEventToListeners(WebInspector.HeapProfilerModel.Events.AddHeapSnapshotChunk, chunk);
  56     },
  57
  58     /**
  59      * @param {number} done
  60      * @param {number} total
  61      * @param {boolean=} finished
  62      */
  63     reportHeapSnapshotProgress: function(done, total, finished)
  64     {
  65         this.dispatchEventToListeners(WebInspector.HeapProfilerModel.Events.ReportHeapSnapshotProgress, {done: done, total: total, finished: finished});
  66     },
  67
  68     resetProfiles: function()
  69     {
  70         this.dispatchEventToListeners(WebInspector.HeapProfilerModel.Events.ResetProfiles);
  71     },
  72
  73     __proto__: WebInspector.SDKModel.prototype
  74 }
  75
  76
  77 /**
  78  * @constructor
  79  * @implements {HeapProfilerAgent.Dispatcher}
  80  */
  81 WebInspector.HeapProfilerDispatcher = function(model)
  82 {
  83     this._heapProfilerModel = model;
  84 }
  85
  86 WebInspector.HeapProfilerDispatcher.prototype = {
  87
  88     /**
  89      * @param {!Array.<number>} samples
  90      */
  91     heapStatsUpdate: function(samples)
  92     {
  93         this._heapProfilerModel.heapStatsUpdate(samples);
  94     },
  95
  96     /**
  97      * @param {number} lastSeenObjectId
  98      * @param {number} timestamp
  99      */
 100     lastSeenObjectId: function(lastSeenObjectId, timestamp)
 101     {
 102         this._heapProfilerModel.lastSeenObjectId(lastSeenObjectId, timestamp);
 103     },
 104
 105     /**
 106      * @param {string} chunk
 107      */
 108     addHeapSnapshotChunk: function(chunk)
 109     {
 110         this._heapProfilerModel.addHeapSnapshotChunk(chunk);
 111     },
 112
 113     /**
 114      * @param {number} done
 115      * @param {number} total
 116      * @param {boolean=} finished
 117      */
 118     reportHeapSnapshotProgress: function(done, total, finished)
 119     {
 120         this._heapProfilerModel.reportHeapSnapshotProgress(done, total, finished);
 121     },
 122
 123     resetProfiles: function()
 124     {
 125         this._heapProfilerModel.resetProfiles();
 126     }
 127 }