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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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38 bool is2d() const override { return true; } | 38 bool is2d() const override { return true; } |
39 void setOffscreenCanvasGetContextResult(OffscreenRenderingContext&) final; | 39 void setOffscreenCanvasGetContextResult(OffscreenRenderingContext&) final; |
40 void setIsHidden(bool) final { ASSERT_NOT_REACHED(); } | 40 void setIsHidden(bool) final { ASSERT_NOT_REACHED(); } |
41 void stop() final { ASSERT_NOT_REACHED(); } | 41 void stop() final { ASSERT_NOT_REACHED(); } |
42 void setCanvasGetContextResult(RenderingContext&) final {} | 42 void setCanvasGetContextResult(RenderingContext&) final {} |
43 void clearRect(double x, double y, double width, double height) override { B
aseRenderingContext2D::clearRect(x, y, width, height); } | 43 void clearRect(double x, double y, double width, double height) override { B
aseRenderingContext2D::clearRect(x, y, width, height); } |
44 | 44 |
45 // BaseRenderingContext2D implementation | 45 // BaseRenderingContext2D implementation |
46 bool originClean() const final; | 46 bool originClean() const final; |
47 void setOriginTainted() final; | 47 void setOriginTainted() final; |
48 bool wouldTaintOrigin(CanvasImageSource*, ScriptState*) final; | 48 bool wouldTaintOrigin(CanvasImageSource*) final; |
49 | 49 |
50 int width() const final; | 50 int width() const final; |
51 int height() const final; | 51 int height() const final; |
52 | 52 |
53 bool hasImageBuffer() const final; | 53 bool hasImageBuffer() const final; |
54 ImageBuffer* imageBuffer() const final; | 54 ImageBuffer* imageBuffer() const final; |
55 | 55 |
56 bool parseColorOrCurrentColor(Color&, const String& colorString) const final
; | 56 bool parseColorOrCurrentColor(Color&, const String& colorString) const final
; |
57 | 57 |
58 SkCanvas* drawingCanvas() const final; | 58 SkCanvas* drawingCanvas() const final; |
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72 bool isContextLost() const override; | 72 bool isContextLost() const override; |
73 | 73 |
74 ImageBitmap* transferToImageBitmap(ExceptionState&) final; | 74 ImageBitmap* transferToImageBitmap(ExceptionState&) final; |
75 | 75 |
76 protected: | 76 protected: |
77 OffscreenCanvasRenderingContext2D(OffscreenCanvas*, const CanvasContextCreat
ionAttributes& attrs); | 77 OffscreenCanvasRenderingContext2D(OffscreenCanvas*, const CanvasContextCreat
ionAttributes& attrs); |
78 DECLARE_VIRTUAL_TRACE(); | 78 DECLARE_VIRTUAL_TRACE(); |
79 | 79 |
80 private: | 80 private: |
81 bool m_hasAlpha; | 81 bool m_hasAlpha; |
82 bool m_originClean = true; | |
83 OwnPtr<ImageBuffer> m_imageBuffer; | 82 OwnPtr<ImageBuffer> m_imageBuffer; |
84 }; | 83 }; |
85 | 84 |
86 } // namespace blink | 85 } // namespace blink |
87 | 86 |
88 #endif // OffscreenCanvasRenderingContext2D_h | 87 #endif // OffscreenCanvasRenderingContext2D_h |
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