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/*
* Copyright 2011, The Android Open Source Project
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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 THE COPYRIGHT HOLDERS ``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 THE COPYRIGHT OWNER OR
* 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 SurfaceCollectionManager_h
#define SurfaceCollectionManager_h
#include "TestExport.h"
#include <utils/threads.h>
class SkRect;
class SkCanvas;
namespace WebCore {
class GLWebViewState;
class IntRect;
class TexturesResult;
class SurfaceCollection;
class TEST_EXPORT SurfaceCollectionManager {
public:
SurfaceCollectionManager();
~SurfaceCollectionManager();
bool updateWithSurfaceCollection(SurfaceCollection* collection, bool brandNew);
void updateScrollableLayer(int layerId, int x, int y);
int drawGL(double currentTime, IntRect& viewRect,
SkRect& visibleContentRect, float scale,
bool scrolling, bool singleSurfaceMode,
bool* collectionsSwappedPtr, bool* newCollectionHasAnimPtr,
TexturesResult* texturesResultPtr, bool shouldDraw);
private:
void swap();
void clearCollections();
void updatePaintingCollection(SurfaceCollection* newCollection);
int singleSurfaceModeInvalidation(bool scrolling, bool shouldDraw);
SurfaceCollection* m_drawingCollection;
SurfaceCollection* m_paintingCollection;
SurfaceCollection* m_queuedCollection;
bool m_fastSwapMode;
// Used in single surface mode only. True if the previous frame is scrolling.
bool m_previouslyScrolling;
// Used in single surface mode only. True if there is a new painting tree
// added for the current frame.
bool m_newPaintingCollection;
};
} // namespace WebCore
#endif //#define SurfaceCollectionManager_h
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