2 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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26 #ifndef TiledDrawingAreaProxy_h
27 #define TiledDrawingAreaProxy_h
29 #if ENABLE(TILED_BACKING_STORE)
31 #include "DrawingAreaProxy.h"
32 #include <WebCore/GraphicsContext.h>
33 #include <WebCore/IntRect.h>
34 #include <wtf/HashSet.h>
39 #include <wtf/RetainPtr.h>
48 class GraphicsContext;
53 class ShareableBitmap;
54 class TiledDrawingAreaTileSet;
58 typedef WKView PlatformWebView;
61 typedef WebView PlatformWebView;
63 class TouchViewInterface;
64 typedef TouchViewInterface PlatformWebView;
67 class TiledDrawingAreaProxy : public DrawingAreaProxy {
69 static PassOwnPtr<TiledDrawingAreaProxy> create(PlatformWebView* webView, WebPageProxy*);
71 TiledDrawingAreaProxy(PlatformWebView*, WebPageProxy*);
72 virtual ~TiledDrawingAreaProxy();
74 void setVisibleContentRectAndScale(const WebCore::IntRect&, float);
75 void setVisibleContentRectTrajectoryVector(const WebCore::FloatPoint&);
76 void renderNextFrame();
78 #if USE(ACCELERATED_COMPOSITING)
79 virtual void attachCompositingContext(uint32_t /* contextID */) { }
80 virtual void detachCompositingContext() { }
85 void updateWebView(const Vector<WebCore::IntRect>& paintedArea);
88 virtual bool paint(const WebCore::IntRect&, PlatformDrawingContext);
89 virtual void sizeDidChange();
90 virtual void deviceScaleFactorDidChange();
91 virtual void setPageIsVisible(bool isVisible);
93 virtual void createTile(int tileID, const UpdateInfo&);
94 virtual void updateTile(int tileID, const UpdateInfo&);
95 virtual void didRenderFrame();
96 virtual void removeTile(int tileID);
100 bool m_isWaitingForDidSetFrameNotification;
103 PlatformWebView* m_webView;
105 // Maps tile IDs to node IDs.
106 HashMap<int, int> m_tileNodeMap;
110 } // namespace WebKit
112 #endif // TILED_BACKING_STORE
114 #endif // TiledDrawingAreaProxy_h