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/*
* Copyright (C) 2010 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef RenderSurfaceChromium_h
#define RenderSurfaceChromium_h
#if USE(ACCELERATED_COMPOSITING)
#include "FloatRect.h"
#include "IntRect.h"
#include "ProgramBinding.h"
#include "ShaderChromium.h"
#include "TextureManager.h"
#include "TransformationMatrix.h"
#include <wtf/Noncopyable.h>
namespace WebCore {
class LayerChromium;
class LayerRendererChromium;
class ManagedTexture;
class RenderSurfaceChromium {
WTF_MAKE_NONCOPYABLE(RenderSurfaceChromium);
public:
explicit RenderSurfaceChromium(LayerChromium*);
~RenderSurfaceChromium();
bool prepareContentsTexture();
void releaseContentsTexture();
void draw(const IntRect& targetSurfaceRect);
// 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; }
// 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 TransformationMatrix& drawTransform() const { return m_drawTransform; }
void setDrawTransform(const TransformationMatrix& drawTransform) { m_drawTransform = drawTransform; }
const TransformationMatrix& originTransform() const { return m_originTransform; }
void setOriginTransform(const TransformationMatrix& originTransform) { m_originTransform = originTransform; }
const TransformationMatrix& replicaDrawTransform() const { return m_replicaDrawTransform; }
void setReplicaDrawTransform(const TransformationMatrix& replicaDrawTransform) { m_replicaDrawTransform = replicaDrawTransform; }
const IntRect& clipRect() const { return m_clipRect; }
void setClipRect(const IntRect& clipRect) { m_clipRect = clipRect; }
bool skipsDraw() const { return m_skipsDraw; }
void setSkipsDraw(bool skipsDraw) { m_skipsDraw = skipsDraw; }
void clearLayerList() { m_layerList.clear(); }
Vector<RefPtr<LayerChromium> >& layerList() { return m_layerList; }
void setMaskLayer(LayerChromium* maskLayer) { m_maskLayer = maskLayer; }
private:
LayerChromium* m_owningLayer;
LayerChromium* m_maskLayer;
IntRect m_contentRect;
bool m_skipsDraw;
float m_drawOpacity;
TransformationMatrix m_drawTransform;
TransformationMatrix m_replicaDrawTransform;
TransformationMatrix m_originTransform;
IntRect m_clipRect;
Vector<RefPtr<LayerChromium> > m_layerList;
// For CCLayerIteratorActions
int m_targetRenderSurfaceLayerIndexHistory;
int m_currentLayerIndexHistory;
friend struct CCLayerIteratorActions;
};
}
#endif // USE(ACCELERATED_COMPOSITING)
#endif
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