Source code

Revision control

Copy as Markdown

Other Tools

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at */
#ifndef mozilla_dom_PerformancePaintTiming_h___
#define mozilla_dom_PerformancePaintTiming_h___
#include "mozilla/dom/PerformanceEntry.h"
#include "mozilla/dom/PerformancePaintTimingBinding.h"
namespace mozilla::dom {
class Performance;
// Unlike timeToContentfulPaint, this timing is generated during
// displaylist building, when a frame is contentful, we collect
// the timestamp. Whereas, timeToContentfulPaint uses a compositor-side
// timestamp.
class PerformancePaintTiming final : public PerformanceEntry {
PerformancePaintTiming(Performance* aPerformance, const nsAString& aName,
const TimeStamp& aStartTime);
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
DOMHighResTimeStamp StartTime() const override;
size_t SizeOfIncludingThis(
mozilla::MallocSizeOf aMallocSizeOf) const override;
RefPtr<Performance> mPerformance;
const TimeStamp mRawStartTime;
mutable Maybe<DOMHighResTimeStamp> mCachedStartTime;
} // namespace mozilla::dom
#endif /* mozilla_dom_PerformanacePaintTiming_h___ */