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25 #ifndef ContentLayerDelegate_h
26 #define ContentLayerDelegate_h
28 #include "platform/PlatformExport.h"
29 #include "public/platform/WebContentLayerClient.h"
30 #include "wtf/Noncopyable.h"
31 #include "wtf/PassOwnPtr.h"
37 class GraphicsContext;
40 class PLATFORM_EXPORT GraphicsContextPainter {
42 virtual void paint(GraphicsContext&, const IntRect& clip) = 0;
45 virtual ~GraphicsContextPainter() { }
48 class PLATFORM_EXPORT ContentLayerDelegate : public WebContentLayerClient {
49 WTF_MAKE_NONCOPYABLE(ContentLayerDelegate);
52 explicit ContentLayerDelegate(GraphicsContextPainter*);
53 virtual ~ContentLayerDelegate();
55 // When we know everything painted through this delegate will be opaque, allow for optimizations to take place.
56 void setOpaque(bool opaque)
61 // WebContentLayerClient implementation.
62 virtual void paintContents(SkCanvas*, const WebRect& clip, bool canPaintLCDText, WebContentLayerClient::GraphicsContextStatus = GraphicsContextEnabled) override;
65 GraphicsContextPainter* m_painter;
71 #endif // ContentLayerDelegate_h