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/*
* Copyright (C) 2012 Research In Motion Limited. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef EGLImageLayerCompositingThreadClient_h
#define EGLImageLayerCompositingThreadClient_h
#if USE(ACCELERATED_COMPOSITING)
#include "LayerCompositingThreadClient.h"
#include <wtf/PassRefPtr.h>
#include <wtf/RefPtr.h>
#include <wtf/ThreadSafeRefCounted.h>
namespace BlackBerry {
namespace Platform {
namespace Graphics {
class GLES2SharedTextureAccessor;
}
}
}
namespace WebCore {
class LayerCompositingThread;
class EGLImageLayerCompositingThreadClient : public ThreadSafeRefCounted<EGLImageLayerCompositingThreadClient>, public LayerCompositingThreadClient {
public:
static PassRefPtr<EGLImageLayerCompositingThreadClient> create()
{
return adoptRef(new EGLImageLayerCompositingThreadClient());
}
virtual ~EGLImageLayerCompositingThreadClient();
virtual void layerCompositingThreadDestroyed(LayerCompositingThread*)
{
deref(); // Matched by ref() in constructor
}
virtual void layerVisibilityChanged(LayerCompositingThread*, bool visible) { }
virtual void uploadTexturesIfNeeded(LayerCompositingThread*);
virtual void drawTextures(LayerCompositingThread*, const BlackBerry::Platform::Graphics::GLES2Program&, double scale, const FloatRect& clipRect);
virtual void deleteTextures(LayerCompositingThread*);
virtual void bindContentsTexture(LayerCompositingThread*);
void setTextureAccessor(BlackBerry::Platform::Graphics::GLES2SharedTextureAccessor*);
private:
EGLImageLayerCompositingThreadClient()
: m_textureAccessor(0)
{
ref(); // Matched by deref() in layerCompositingThreadDestroyed()
}
BlackBerry::Platform::Graphics::GLES2SharedTextureAccessor* m_textureAccessor;
};
} // namespace WebCore
#endif // USE(ACCELERATED_COMPOSITING)
#endif // EGLImageLayerCompositingThreadClient_h
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