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86 lines
3.2 KiB
C++
86 lines
3.2 KiB
C++
/*
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* Copyright (c) 2010, Google Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef ScriptProfiler_h
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#define ScriptProfiler_h
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#include "bindings/core/v8/ScriptHeapSnapshot.h"
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#include "core/inspector/ScriptProfile.h"
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#include "wtf/Forward.h"
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#include "wtf/PassRefPtr.h"
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#include "wtf/text/WTFString.h"
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namespace blink {
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class ExternalStringVisitor;
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class WrappedNodeVisitor;
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class Page;
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class ScriptValue;
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class ScriptProfiler {
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WTF_MAKE_NONCOPYABLE(ScriptProfiler);
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public:
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class HeapSnapshotProgress {
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public:
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virtual ~HeapSnapshotProgress() { }
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virtual void Start(int totalWork) = 0;
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virtual void Worked(int workDone) = 0;
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virtual void Done() = 0;
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virtual bool isCanceled() = 0;
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};
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class OutputStream {
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public:
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virtual ~OutputStream() { }
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virtual void write(const uint32_t* chunk, const int size) = 0;
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};
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static void collectGarbage();
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static ScriptValue objectByHeapObjectId(unsigned id);
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static unsigned getHeapObjectId(const ScriptValue&);
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static void clearHeapObjectIds();
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static void setSamplingInterval(int intervalUs);
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static void start(const String& title);
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static PassRefPtrWillBeRawPtr<ScriptProfile> stop(const String& title);
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static PassRefPtr<ScriptHeapSnapshot> takeHeapSnapshot(const String& title, HeapSnapshotProgress*);
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static void startTrackingHeapObjects(bool trackAllocations);
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static void stopTrackingHeapObjects();
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static unsigned requestHeapStatsUpdate(OutputStream*);
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static void initialize();
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static void visitNodeWrappers(WrappedNodeVisitor*);
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static HashMap<String, double>* currentProfileNameIdleTimeMap();
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static void setIdle(bool isIdle);
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};
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} // namespace blink
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#endif // ScriptProfiler_h
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