1 /* 2 * Copyright (c) 2010, 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 #ifndef ScriptProfiler_h 32 #define ScriptProfiler_h 33 34 #include "PlatformString.h" 35 #include "ScriptHeapSnapshot.h" 36 #include "ScriptProfile.h" 37 #include "ScriptState.h" 38 39 40 namespace WebCore { 41 42 class InspectorObject; 43 44 class ScriptProfiler { 45 WTF_MAKE_NONCOPYABLE(ScriptProfiler); 46 public: 47 class HeapSnapshotProgress { 48 public: ~HeapSnapshotProgress()49 virtual ~HeapSnapshotProgress() { } 50 virtual void Start(int totalWork) = 0; 51 virtual void Worked(int workDone) = 0; 52 virtual void Done() = 0; 53 virtual bool isCanceled() = 0; 54 }; 55 56 static void collectGarbage(); 57 static void start(ScriptState* state, const String& title); 58 static PassRefPtr<ScriptProfile> stop(ScriptState* state, const String& title); 59 static PassRefPtr<ScriptHeapSnapshot> takeHeapSnapshot(const String& title, HeapSnapshotProgress*); 60 static void initialize(); 61 }; 62 63 } // namespace WebCore 64 65 #endif // ScriptProfiler_h 66