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/*
* Copyright (C) 2012 Google Inc. All rights reserved.
* Copyright (C) 2014 University of Washington.
* Copyright (C) 2015 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef InspectorTimelineAgent_h
#define InspectorTimelineAgent_h
#include "InspectorWebAgentBase.h"
#include "LayoutRect.h"
#include <inspector/InspectorBackendDispatchers.h>
#include <inspector/InspectorFrontendDispatchers.h>
#include <inspector/InspectorValues.h>
#include <inspector/ScriptDebugListener.h>
#include <wtf/Vector.h>
namespace JSC {
class Profile;
}
namespace WebCore {
class Event;
class FloatQuad;
class Frame;
class InspectorPageAgent;
class RenderObject;
class RunLoopObserver;
typedef String ErrorString;
enum class TimelineRecordType {
EventDispatch,
ScheduleStyleRecalculation,
RecalculateStyles,
InvalidateLayout,
Layout,
Paint,
Composite,
RenderingFrame,
TimerInstall,
TimerRemove,
TimerFire,
EvaluateScript,
TimeStamp,
Time,
TimeEnd,
FunctionCall,
ProbeSample,
ConsoleProfile,
RequestAnimationFrame,
CancelAnimationFrame,
FireAnimationFrame,
};
class InspectorTimelineAgent final
: public InspectorAgentBase
, public Inspector::TimelineBackendDispatcherHandler
, public Inspector::ScriptDebugListener {
WTF_MAKE_NONCOPYABLE(InspectorTimelineAgent);
WTF_MAKE_FAST_ALLOCATED;
public:
InspectorTimelineAgent(WebAgentContext&, InspectorPageAgent*);
virtual ~InspectorTimelineAgent();
virtual void didCreateFrontendAndBackend(Inspector::FrontendRouter*, Inspector::BackendDispatcher*) override;
virtual void willDestroyFrontendAndBackend(Inspector::DisconnectReason) override;
virtual void start(ErrorString&, const int* maxCallStackDepth = nullptr) override;
virtual void stop(ErrorString&) override;
int id() const { return m_id; }
void didCommitLoad();
// Methods called from WebCore.
void startFromConsole(JSC::ExecState*, const String &title);
RefPtr<JSC::Profile> stopFromConsole(JSC::ExecState*, const String& title);
// InspectorInstrumentation callbacks.
void didInstallTimer(int timerId, int timeout, bool singleShot, Frame*);
void didRemoveTimer(int timerId, Frame*);
void willFireTimer(int timerId, Frame*);
void didFireTimer();
void willCallFunction(const String& scriptName, int scriptLine, Frame*);
void didCallFunction(Frame*);
void willDispatchEvent(const Event&, Frame*);
void didDispatchEvent();
void willEvaluateScript(const String&, int, Frame&);
void didEvaluateScript(Frame&);
void didInvalidateLayout(Frame&);
void willLayout(Frame&);
void didLayout(RenderObject*);
void willComposite(Frame&);
void didComposite();
void willPaint(Frame&);
void didPaint(RenderObject*, const LayoutRect&);
void willRecalculateStyle(Frame*);
void didRecalculateStyle();
void didScheduleStyleRecalculation(Frame*);
void didTimeStamp(Frame&, const String&);
void didRequestAnimationFrame(int callbackId, Frame*);
void didCancelAnimationFrame(int callbackId, Frame*);
void willFireAnimationFrame(int callbackId, Frame*);
void didFireAnimationFrame();
void time(Frame&, const String&);
void timeEnd(Frame&, const String&);
protected:
// ScriptDebugListener
virtual void didParseSource(JSC::SourceID, const Script&) override { }
virtual void failedToParseSource(const String&, const String&, int, int, const String&) override { }
virtual void didPause(JSC::ExecState*, const Deprecated::ScriptValue&, const Deprecated::ScriptValue&) override { }
virtual void didContinue() override { }
virtual void breakpointActionLog(JSC::ExecState*, const String&) override { }
virtual void breakpointActionSound(int) override { }
virtual void breakpointActionProbe(JSC::ExecState*, const Inspector::ScriptBreakpointAction&, unsigned batchId, unsigned sampleId, const Deprecated::ScriptValue& result) override;
private:
friend class TimelineRecordStack;
struct TimelineRecordEntry {
TimelineRecordEntry()
: type(TimelineRecordType::EventDispatch) { }
TimelineRecordEntry(RefPtr<Inspector::InspectorObject>&& record, RefPtr<Inspector::InspectorObject>&& data, RefPtr<Inspector::InspectorArray>&& children, TimelineRecordType type)
: record(WTFMove(record))
, data(WTFMove(data))
, children(WTFMove(children))
, type(type)
{
}
RefPtr<Inspector::InspectorObject> record;
RefPtr<Inspector::InspectorObject> data;
RefPtr<Inspector::InspectorArray> children;
TimelineRecordType type;
};
void internalStart(const int* maxCallStackDepth = nullptr);
void internalStop();
double timestamp();
void sendEvent(RefPtr<Inspector::InspectorObject>&&);
void appendRecord(RefPtr<Inspector::InspectorObject>&& data, TimelineRecordType, bool captureCallStack, Frame*);
void pushCurrentRecord(RefPtr<Inspector::InspectorObject>&&, TimelineRecordType, bool captureCallStack, Frame*);
void pushCurrentRecord(const TimelineRecordEntry& record) { m_recordStack.append(record); }
TimelineRecordEntry createRecordEntry(RefPtr<Inspector::InspectorObject>&& data, TimelineRecordType, bool captureCallStack, Frame*);
void setFrameIdentifier(Inspector::InspectorObject* record, Frame*);
void didCompleteRecordEntry(const TimelineRecordEntry&);
void didCompleteCurrentRecord(TimelineRecordType);
void addRecordToTimeline(RefPtr<Inspector::InspectorObject>&&, TimelineRecordType);
void clearRecordStack();
void localToPageQuad(const RenderObject&, const LayoutRect&, FloatQuad*);
std::unique_ptr<Inspector::TimelineFrontendDispatcher> m_frontendDispatcher;
RefPtr<Inspector::TimelineBackendDispatcher> m_backendDispatcher;
InspectorPageAgent* m_pageAgent;
Vector<TimelineRecordEntry> m_recordStack;
int m_id { 1 };
int m_maxCallStackDepth { 5 };
Vector<TimelineRecordEntry> m_pendingConsoleProfileRecords;
bool m_enabled { false };
bool m_enabledFromFrontend { false };
#if PLATFORM(COCOA)
std::unique_ptr<WebCore::RunLoopObserver> m_frameStartObserver;
std::unique_ptr<WebCore::RunLoopObserver> m_frameStopObserver;
#endif
int m_runLoopNestingLevel { 0 };
bool m_startedComposite { false };
};
} // namespace WebCore
#endif // !defined(InspectorTimelineAgent_h)
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