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/*
* Copyright (C) 2011 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 CCTiledLayerImpl_h
#define CCTiledLayerImpl_h
#include "LayerTextureUpdater.h"
#include "cc/CCLayerImpl.h"
#include "cc/CCLayerTilingData.h"
#include <public/WebTransformationMatrix.h>
namespace WebCore {
class DrawableTile;
class CCTiledLayerImpl : public CCLayerImpl {
public:
static PassOwnPtr<CCTiledLayerImpl> create(int id)
{
return adoptPtr(new CCTiledLayerImpl(id));
}
virtual ~CCTiledLayerImpl();
virtual void appendQuads(CCQuadCuller&, const CCSharedQuadState*, bool& hadMissingTiles) OVERRIDE;
virtual unsigned contentsTextureId() const OVERRIDE;
virtual void dumpLayerProperties(TextStream&, int indent) const OVERRIDE;
void setSkipsDraw(bool skipsDraw) { m_skipsDraw = skipsDraw; }
void setTilingData(const CCLayerTilingData& tiler);
void pushTileProperties(int, int, Platform3DObject textureId, const IntRect& opaqueRect);
void setContentsSwizzled(bool contentsSwizzled) { m_contentsSwizzled = contentsSwizzled; }
bool contentsSwizzled() const { return m_contentsSwizzled; }
virtual Region visibleContentOpaqueRegion() const OVERRIDE;
virtual void didLoseContext() OVERRIDE;
protected:
explicit CCTiledLayerImpl(int id);
// Exposed for testing.
bool hasTileAt(int, int) const;
bool hasTextureIdForTileAt(int, int) const;
virtual WebKit::WebTransformationMatrix quadTransform() const OVERRIDE;
private:
virtual const char* layerTypeAsString() const OVERRIDE { return "ContentLayer"; }
DrawableTile* tileAt(int, int) const;
DrawableTile* createTile(int, int);
bool m_skipsDraw;
bool m_contentsSwizzled;
OwnPtr<CCLayerTilingData> m_tiler;
};
}
#endif // CCTiledLayerImpl_h
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