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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef OffscreenCanvasRenderingContext2D_h | 5 #ifndef OffscreenCanvasRenderingContext2D_h |
6 #define OffscreenCanvasRenderingContext2D_h | 6 #define OffscreenCanvasRenderingContext2D_h |
7 | 7 |
8 #include "core/html/canvas/CanvasContextCreationAttributes.h" | 8 #include "core/html/canvas/CanvasContextCreationAttributes.h" |
9 #include "core/html/canvas/CanvasRenderingContext.h" | 9 #include "core/html/canvas/CanvasRenderingContext.h" |
10 #include "core/html/canvas/CanvasRenderingContextFactory.h" | 10 #include "core/html/canvas/CanvasRenderingContextFactory.h" |
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36 return CanvasRenderingContext::Context2d; | 36 return CanvasRenderingContext::Context2d; |
37 } | 37 } |
38 }; | 38 }; |
39 | 39 |
40 ScriptPromise commit(ScriptState*, ExceptionState&); | 40 ScriptPromise commit(ScriptState*, ExceptionState&); |
41 | 41 |
42 // CanvasRenderingContext implementation | 42 // CanvasRenderingContext implementation |
43 ~OffscreenCanvasRenderingContext2D() override; | 43 ~OffscreenCanvasRenderingContext2D() override; |
44 ContextType getContextType() const override { return Context2d; } | 44 ContextType getContextType() const override { return Context2d; } |
45 bool is2d() const override { return true; } | 45 bool is2d() const override { return true; } |
| 46 bool isComposited() const override { return false; } |
| 47 bool isAccelerated() const override; |
46 void setOffscreenCanvasGetContextResult(OffscreenRenderingContext&) final; | 48 void setOffscreenCanvasGetContextResult(OffscreenRenderingContext&) final; |
47 void setIsHidden(bool) final { NOTREACHED(); } | 49 void setIsHidden(bool) final { NOTREACHED(); } |
48 void stop() final { NOTREACHED(); } | 50 void stop() final { NOTREACHED(); } |
49 void setCanvasGetContextResult(RenderingContext&) final {} | 51 void setCanvasGetContextResult(RenderingContext&) final {} |
50 void clearRect(double x, double y, double width, double height) override { | 52 void clearRect(double x, double y, double width, double height) override { |
51 BaseRenderingContext2D::clearRect(x, y, width, height); | 53 BaseRenderingContext2D::clearRect(x, y, width, height); |
52 } | 54 } |
53 PassRefPtr<Image> getImage(AccelerationHint, SnapshotReason) const final; | 55 PassRefPtr<Image> getImage(AccelerationHint, SnapshotReason) const final; |
54 ImageData* toImageData(SnapshotReason) override; | 56 ImageData* toImageData(SnapshotReason) override; |
55 void reset() override; | 57 void reset() override; |
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107 | 109 |
108 DEFINE_TYPE_CASTS(OffscreenCanvasRenderingContext2D, | 110 DEFINE_TYPE_CASTS(OffscreenCanvasRenderingContext2D, |
109 CanvasRenderingContext, | 111 CanvasRenderingContext, |
110 context, | 112 context, |
111 context->is2d() && context->offscreenCanvas(), | 113 context->is2d() && context->offscreenCanvas(), |
112 context.is2d() && context.offscreenCanvas()); | 114 context.is2d() && context.offscreenCanvas()); |
113 | 115 |
114 } // namespace blink | 116 } // namespace blink |
115 | 117 |
116 #endif // OffscreenCanvasRenderingContext2D_h | 118 #endif // OffscreenCanvasRenderingContext2D_h |
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