/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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_
