gecko/docshell/base/timeline/LayerTimelineMarker.h

44 lines
1.3 KiB
C++

/* -*- 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 http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_LayerTimelineMarker_h_
#define mozilla_LayerTimelineMarker_h_
#include "TimelineMarker.h"
#include "mozilla/dom/ProfileTimelineMarkerBinding.h"
#include "nsRegion.h"
namespace mozilla {
class LayerTimelineMarker : public TimelineMarker
{
public:
explicit LayerTimelineMarker(const nsIntRegion& aRegion)
: TimelineMarker("Layer", MarkerTracingType::HELPER_EVENT)
, mRegion(aRegion)
{}
void AddLayerRectangles(dom::Sequence<dom::ProfileTimelineLayerRect>& aRectangles)
{
for (auto iter = mRegion.RectIter(); !iter.Done(); iter.Next()) {
const nsIntRect& iterRect = iter.Get();
dom::ProfileTimelineLayerRect rect;
rect.mX = iterRect.X();
rect.mY = iterRect.Y();
rect.mWidth = iterRect.Width();
rect.mHeight = iterRect.Height();
aRectangles.AppendElement(rect, fallible);
}
}
private:
nsIntRegion mRegion;
};
} // namespace mozilla
#endif // mozilla_LayerTimelineMarker_h_