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26 #ifndef WebCompositorSupport_h
27 #define WebCompositorSupport_h
29 #include "WebAnimation.h"
30 #include "WebCommon.h"
31 #include "WebLayerTreeView.h"
32 #include "WebScrollbar.h"
33 #include "WebScrollbarThemePainter.h"
37 class WebAnimationCurve;
38 class WebCompositorOutputSurface;
39 class WebContentLayer;
40 class WebContentLayerClient;
41 class WebExternalTextureLayer;
42 class WebExternalTextureLayerClient;
43 class WebFilterAnimationCurve;
44 class WebFilterOperations;
45 class WebFloatAnimationCurve;
46 class WebGraphicsContext3D;
48 class WebNinePatchLayer;
50 class WebScrollbarLayer;
51 class WebScrollbarThemeGeometry;
52 class WebSolidColorLayer;
54 class WebTransformAnimationCurve;
55 class WebTransformOperations;
57 class WebCompositorSupport {
59 // Creates an output surface for the compositor backed by a 3d context.
60 virtual WebCompositorOutputSurface* createOutputSurfaceFor3D(blink::WebGraphicsContext3D*) { return 0; }
62 // Creates an output surface for the compositor backed by a software device.
63 virtual WebCompositorOutputSurface* createOutputSurfaceForSoftware() { return 0; }
65 // Layers -------------------------------------------------------
67 virtual WebLayer* createLayer() { return 0; }
69 virtual WebContentLayer* createContentLayer(WebContentLayerClient*) { return 0; }
71 virtual WebExternalTextureLayer* createExternalTextureLayer(WebExternalTextureLayerClient*) { return 0; }
73 virtual WebImageLayer* createImageLayer() { return 0; }
75 virtual WebNinePatchLayer* createNinePatchLayer() { return 0; }
77 // TODO(dshwang): This isn't used anymore.
78 virtual WebSolidColorLayer* createSolidColorLayer() { return 0; }
80 // The ownership of the WebScrollbarThemeGeometry pointer is passed to Chromium.
81 virtual WebScrollbarLayer* createScrollbarLayer(WebScrollbar*, WebScrollbarThemePainter, WebScrollbarThemeGeometry*) { return 0; }
83 virtual WebScrollbarLayer* createSolidColorScrollbarLayer(WebScrollbar::Orientation, int thumbThickness, int trackStart, bool isLeftSideVerticalScrollbar) { return 0; }
85 // Animation ----------------------------------------------------
87 virtual WebAnimation* createAnimation(const WebAnimationCurve&, WebAnimation::TargetProperty, int animationId = 0) { return 0; }
89 virtual WebFilterAnimationCurve* createFilterAnimationCurve() { return 0; }
91 virtual WebFloatAnimationCurve* createFloatAnimationCurve() { return 0; }
93 virtual WebTransformAnimationCurve* createTransformAnimationCurve() { return 0; }
95 virtual WebTransformOperations* createTransformOperations() { return 0; }
97 virtual WebFilterOperations* createFilterOperations() { return 0; }
100 virtual ~WebCompositorSupport() { }
105 #endif // WebCompositorSupport_h