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1 /* | |
2 * Copyright (C) 2011 Google Inc. All rights reserved. | |
3 * | |
4 * Redistribution and use in source and binary forms, with or without | |
5 * modification, are permitted provided that the following conditions are | |
6 * met: | |
7 * | |
8 * * Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * * Redistributions in binary form must reproduce the above | |
11 * copyright notice, this list of conditions and the following disclaimer | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * * Neither the name of Google Inc. nor the names of its | |
15 * contributors may be used to endorse or promote products derived from | |
16 * this software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 /** | |
32 * @constructor | |
33 * @extends {WebInspector.SDKModel} | |
34 * @param {!WebInspector.Target} target | |
35 */ | |
36 WebInspector.TimelineManager = function(target) | |
37 { | |
38 WebInspector.SDKModel.call(this, WebInspector.TimelineManager, target); | |
39 this._dispatcher = new WebInspector.TimelineDispatcher(this); | |
40 this._enablementCount = 0; | |
41 target.timelineAgent().enable(); | |
42 } | |
43 | |
44 WebInspector.TimelineManager.EventTypes = { | |
45 TimelineStarted: "TimelineStarted", | |
46 TimelineStopped: "TimelineStopped", | |
47 TimelineEventRecorded: "TimelineEventRecorded", | |
48 TimelineProgress: "TimelineProgress" | |
49 } | |
50 | |
51 WebInspector.TimelineManager.prototype = { | |
52 /** | |
53 * @return {boolean} | |
54 */ | |
55 isStarted: function() | |
56 { | |
57 return this._dispatcher.isStarted(); | |
58 }, | |
59 | |
60 /** | |
61 * @param {number=} maxCallStackDepth | |
62 * @param {string=} liveEvents | |
63 * @param {boolean=} includeCounters | |
64 * @param {boolean=} includeGPUEvents | |
65 * @param {function(?Protocol.Error)=} callback | |
66 */ | |
67 start: function(maxCallStackDepth, liveEvents, includeCounters, includeGPUEv
ents, callback) | |
68 { | |
69 this._enablementCount++; | |
70 WebInspector.targetManager.suspendAllTargets(); | |
71 if (this._enablementCount === 1) | |
72 this.target().timelineAgent().start(maxCallStackDepth, true, liveEve
nts, includeCounters, includeGPUEvents, callback); | |
73 else if (callback) | |
74 callback(null); | |
75 }, | |
76 | |
77 /** | |
78 * @param {function(?Protocol.Error)} callback | |
79 */ | |
80 stop: function(callback) | |
81 { | |
82 this._enablementCount--; | |
83 if (this._enablementCount < 0) { | |
84 console.error("WebInspector.TimelineManager start/stop calls are unb
alanced " + new Error().stack); | |
85 return; | |
86 } | |
87 | |
88 if (!this._enablementCount) | |
89 this.target().timelineAgent().stop(allDoneCallback); | |
90 | |
91 /** | |
92 * @param {?Protocol.Error} error | |
93 */ | |
94 function allDoneCallback(error) | |
95 { | |
96 WebInspector.targetManager.resumeAllTargets(); | |
97 callback(error); | |
98 } | |
99 }, | |
100 | |
101 /** | |
102 * @param {boolean=} consoleTimeline | |
103 * @param {!Array.<!TimelineAgent.TimelineEvent>=} events | |
104 */ | |
105 _stopped: function(consoleTimeline, events) | |
106 { | |
107 var data = { | |
108 consoleTimeline: consoleTimeline, | |
109 events: events || [] | |
110 }; | |
111 this.dispatchEventToListeners(WebInspector.TimelineManager.EventTypes.Ti
melineStopped, data); | |
112 }, | |
113 | |
114 __proto__: WebInspector.SDKModel.prototype | |
115 } | |
116 | |
117 /** | |
118 * @constructor | |
119 * @implements {TimelineAgent.Dispatcher} | |
120 */ | |
121 WebInspector.TimelineDispatcher = function(manager) | |
122 { | |
123 this._manager = manager; | |
124 this._manager.target().registerTimelineDispatcher(this); | |
125 } | |
126 | |
127 WebInspector.TimelineDispatcher.prototype = { | |
128 /** | |
129 * @param {!TimelineAgent.TimelineEvent} record | |
130 */ | |
131 eventRecorded: function(record) | |
132 { | |
133 this._manager.dispatchEventToListeners(WebInspector.TimelineManager.Even
tTypes.TimelineEventRecorded, record); | |
134 }, | |
135 | |
136 /** | |
137 * @return {boolean} | |
138 */ | |
139 isStarted: function() | |
140 { | |
141 return !!this._started; | |
142 }, | |
143 | |
144 /** | |
145 * @param {boolean=} consoleTimeline | |
146 */ | |
147 started: function(consoleTimeline) | |
148 { | |
149 this._started = true; | |
150 this._manager.dispatchEventToListeners(WebInspector.TimelineManager.Even
tTypes.TimelineStarted, consoleTimeline); | |
151 }, | |
152 | |
153 /** | |
154 * @param {boolean=} consoleTimeline | |
155 * @param {!Array.<!TimelineAgent.TimelineEvent>=} events | |
156 */ | |
157 stopped: function(consoleTimeline, events) | |
158 { | |
159 this._started = false; | |
160 this._manager._stopped(consoleTimeline, events); | |
161 }, | |
162 | |
163 /** | |
164 * @param {number} count | |
165 */ | |
166 progress: function(count) | |
167 { | |
168 this._manager.dispatchEventToListeners(WebInspector.TimelineManager.Even
tTypes.TimelineProgress, count); | |
169 } | |
170 } | |
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