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/*
* Copyright (C) 2011 Apple 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 INC. ``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 COMPUTER, INC. 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 PlatformCALayerWinInternal_h
#define PlatformCALayerWinInternal_h
#if USE(ACCELERATED_COMPOSITING)
#include <CoreGraphics/CGGeometry.h>
#include <wtf/RetainPtr.h>
#include <wtf/Vector.h>
typedef struct _CACFLayer *CACFLayerRef;
typedef struct CGContext *CGContextRef;
namespace WebCore {
class FloatRect;
class PlatformCALayer;
typedef Vector<RefPtr<PlatformCALayer> > PlatformCALayerList;
class PlatformCALayerWinInternal {
public:
PlatformCALayerWinInternal(PlatformCALayer*);
~PlatformCALayerWinInternal();
void displayCallback(CACFLayerRef, CGContextRef);
void setNeedsDisplay(const FloatRect*);
PlatformCALayer* owner() const { return m_owner; }
void setSublayers(const PlatformCALayerList&);
void removeAllSublayers();
void insertSublayer(PlatformCALayer*, size_t);
size_t sublayerCount() const;
int indexOfSublayer(const PlatformCALayer* reference);
void setBounds(const FloatRect&);
void setFrame(const FloatRect&);
private:
void internalSetNeedsDisplay(const FloatRect*);
PlatformCALayer* sublayerAtIndex(int) const;
static void tileDisplayCallback(CACFLayerRef, CGContextRef);
void drawTile(CACFLayerRef, CGContextRef);
CGSize constrainedSize(const CGSize&) const;
void addTile();
void removeTile();
CACFLayerRef tileAtIndex(int);
int tileCount() const;
void updateTiles();
PlatformCALayer* m_owner;
CGSize m_tileSize;
CGSize m_constrainedSize;
RetainPtr<CACFLayerRef> m_tileParent;
};
}
#endif // USE(ACCELERATED_COMPOSITING)
#endif // PlatformCALayerWinInternal_h
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