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// Copyright 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef RenderSurfaceChromium_h
#define RenderSurfaceChromium_h
#if USE(ACCELERATED_COMPOSITING)
#include "FloatRect.h"
#include "IntRect.h"
#include <public/WebTransformationMatrix.h>
#include <wtf/Noncopyable.h>
namespace WebCore {
class LayerChromium;
class RenderSurfaceChromium {
WTF_MAKE_NONCOPYABLE(RenderSurfaceChromium);
public:
explicit RenderSurfaceChromium(LayerChromium*);
~RenderSurfaceChromium();
// Returns the rect that encloses the RenderSurface including any reflection.
FloatRect drawableContentRect() const;
const IntRect& contentRect() const { return m_contentRect; }
void setContentRect(const IntRect& contentRect) { m_contentRect = contentRect; }
float drawOpacity() const { return m_drawOpacity; }
void setDrawOpacity(float drawOpacity) { m_drawOpacity = drawOpacity; }
bool drawOpacityIsAnimating() const { return m_drawOpacityIsAnimating; }
void setDrawOpacityIsAnimating(bool drawOpacityIsAnimating) { m_drawOpacityIsAnimating = drawOpacityIsAnimating; }
// This goes from content space with the origin in the center of the rect being transformed to the target space with the origin in the top left of the
// rect being transformed. Position the rect so that the origin is in the center of it before applying this transform.
const WebKit::WebTransformationMatrix& drawTransform() const { return m_drawTransform; }
void setDrawTransform(const WebKit::WebTransformationMatrix& drawTransform) { m_drawTransform = drawTransform; }
const WebKit::WebTransformationMatrix& screenSpaceTransform() const { return m_screenSpaceTransform; }
void setScreenSpaceTransform(const WebKit::WebTransformationMatrix& screenSpaceTransform) { m_screenSpaceTransform = screenSpaceTransform; }
const WebKit::WebTransformationMatrix& replicaDrawTransform() const { return m_replicaDrawTransform; }
void setReplicaDrawTransform(const WebKit::WebTransformationMatrix& replicaDrawTransform) { m_replicaDrawTransform = replicaDrawTransform; }
const WebKit::WebTransformationMatrix& replicaScreenSpaceTransform() const { return m_replicaScreenSpaceTransform; }
void setReplicaScreenSpaceTransform(const WebKit::WebTransformationMatrix& replicaScreenSpaceTransform) { m_replicaScreenSpaceTransform = replicaScreenSpaceTransform; }
bool targetSurfaceTransformsAreAnimating() const { return m_targetSurfaceTransformsAreAnimating; }
void setTargetSurfaceTransformsAreAnimating(bool animating) { m_targetSurfaceTransformsAreAnimating = animating; }
bool screenSpaceTransformsAreAnimating() const { return m_screenSpaceTransformsAreAnimating; }
void setScreenSpaceTransformsAreAnimating(bool animating) { m_screenSpaceTransformsAreAnimating = animating; }
const IntRect& clipRect() const { return m_clipRect; }
void setClipRect(const IntRect& clipRect) { m_clipRect = clipRect; }
void clearLayerList() { m_layerList.clear(); }
Vector<RefPtr<LayerChromium> >& layerList() { return m_layerList; }
void setNearestAncestorThatMovesPixels(RenderSurfaceChromium* surface) { m_nearestAncestorThatMovesPixels = surface; }
const RenderSurfaceChromium* nearestAncestorThatMovesPixels() const { return m_nearestAncestorThatMovesPixels; }
private:
LayerChromium* m_owningLayer;
// Uses this surface's space.
IntRect m_contentRect;
float m_drawOpacity;
bool m_drawOpacityIsAnimating;
WebKit::WebTransformationMatrix m_drawTransform;
WebKit::WebTransformationMatrix m_screenSpaceTransform;
WebKit::WebTransformationMatrix m_replicaDrawTransform;
WebKit::WebTransformationMatrix m_replicaScreenSpaceTransform;
bool m_targetSurfaceTransformsAreAnimating;
bool m_screenSpaceTransformsAreAnimating;
// Uses the space of the surface's target surface.
IntRect m_clipRect;
Vector<RefPtr<LayerChromium> > m_layerList;
// The nearest ancestor target surface that will contain the contents of this surface, and that is going
// to move pixels within the surface (such as with a blur). This can point to itself.
RenderSurfaceChromium* m_nearestAncestorThatMovesPixels;
// For CCLayerIteratorActions
int m_targetRenderSurfaceLayerIndexHistory;
int m_currentLayerIndexHistory;
friend struct CCLayerIteratorActions;
};
}
#endif // USE(ACCELERATED_COMPOSITING)
#endif
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