#pragma once
#if ENABLE(WEB_TIMING)
#include "DOMWindowProperty.h"
#include "EventTarget.h"
#include "ExceptionOr.h"
namespace WebCore {
class Document;
class LoadTiming;
class PerformanceEntry;
class PerformanceNavigation;
class PerformanceTiming;
class ResourceResponse;
class URL;
class UserTiming;
class Performance final : public RefCounted<Performance>, public DOMWindowProperty, public EventTargetWithInlineData {
public:
static Ref<Performance> create(Frame& frame) { return adoptRef(*new Performance(frame)); }
~Performance();
PerformanceNavigation& navigation();
PerformanceTiming& timing();
double now() const;
Vector<RefPtr<PerformanceEntry>> getEntries() const;
Vector<RefPtr<PerformanceEntry>> getEntriesByType(const String& entryType) const;
Vector<RefPtr<PerformanceEntry>> getEntriesByName(const String& name, const String& entryType) const;
void clearResourceTimings();
void setResourceTimingBufferSize(unsigned);
void addResourceTiming(const String& initiatorName, Document*, const URL& originalURL, const ResourceResponse&, const LoadTiming&);
using RefCounted::ref;
using RefCounted::deref;
#if ENABLE(USER_TIMING)
ExceptionOr<void> webkitMark(const String& markName);
void webkitClearMarks(const String& markName);
ExceptionOr<void> webkitMeasure(const String& measureName, const String& startMark, const String& endMark);
void webkitClearMeasures(const String& measureName);
#endif
static double reduceTimeResolution(double seconds);
private:
explicit Performance(Frame&);
EventTargetInterface eventTargetInterface() const final { return PerformanceEventTargetInterfaceType; }
ScriptExecutionContext* scriptExecutionContext() const final;
void refEventTarget() final { ref(); }
void derefEventTarget() final { deref(); }
bool isResourceTimingBufferFull();
mutable RefPtr<PerformanceNavigation> m_navigation;
mutable RefPtr<PerformanceTiming> m_timing;
Vector<RefPtr<PerformanceEntry>> m_resourceTimingBuffer;
unsigned m_resourceTimingBufferSize { 150 };
double m_referenceTime;
#if ENABLE(USER_TIMING)
std::unique_ptr<UserTiming> m_userTiming;
#endif
};
}
#endif // ENABLE(WEB_TIMING)