CACFLayerTreeHost.h [plain text]
#ifndef CACFLayerTreeHost_h
#define CACFLayerTreeHost_h
#if USE(ACCELERATED_COMPOSITING)
#include "AbstractCACFLayerTreeHost.h"
#include "COMPtr.h"
#include "Timer.h"
#include <wtf/HashSet.h>
#include <wtf/PassRefPtr.h>
#include <wtf/RefCounted.h>
#include <wtf/RefPtr.h>
#include <wtf/RetainPtr.h>
#include <wtf/Vector.h>
#include <CoreGraphics/CGGeometry.h>
interface IDirect3DDevice9;
struct WKCACFContext;
typedef struct CGImage* CGImageRef;
namespace WebCore {
class CACFLayerTreeHostClient;
class PlatformCALayer;
class CACFLayerTreeHost : public RefCounted<CACFLayerTreeHost>, private AbstractCACFLayerTreeHost {
public:
static PassRefPtr<CACFLayerTreeHost> create();
virtual ~CACFLayerTreeHost();
static bool acceleratedCompositingAvailable();
void setClient(CACFLayerTreeHostClient* client) { m_client = client; }
void setRootChildLayer(PlatformCALayer*);
void setWindow(HWND);
virtual void paint();
virtual void resize() = 0;
void flushPendingGraphicsLayerChangesSoon();
virtual void flushPendingLayerChangesNow();
protected:
CACFLayerTreeHost();
CGRect bounds() const;
HWND window() const { return m_window; }
void notifyAnimationsStarted();
virtual PlatformCALayer* rootLayer() const;
virtual bool createRenderer() = 0;
virtual void destroyRenderer();
virtual void contextDidChange();
private:
void initialize();
virtual void addPendingAnimatedLayer(PassRefPtr<PlatformCALayer>);
virtual void layerTreeDidChange();
virtual void flushContext() = 0;
virtual CFTimeInterval lastCommitTime() const = 0;
virtual void render(const Vector<CGRect>& dirtyRects = Vector<CGRect>()) = 0;
virtual void initializeContext(void* userData, PlatformCALayer*) = 0;
CACFLayerTreeHostClient* m_client;
RefPtr<PlatformCALayer> m_rootLayer;
RefPtr<PlatformCALayer> m_rootChildLayer;
HashSet<RefPtr<PlatformCALayer> > m_pendingAnimatedLayers;
HWND m_window;
bool m_shouldFlushPendingGraphicsLayerChanges;
bool m_isFlushingLayerChanges;
#if !ASSERT_DISABLED
enum { WindowNotSet, WindowSet, WindowCleared } m_state;
#endif
};
}
#endif // USE(ACCELERATED_COMPOSITING)
#endif // CACFLayerTreeHost_h