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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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37 } | 37 } |
38 }; | 38 }; |
39 | 39 |
40 void commit(ExceptionState&); | 40 void commit(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 void setOffscreenCanvasGetContextResult(OffscreenRenderingContext&) final; | 46 void setOffscreenCanvasGetContextResult(OffscreenRenderingContext&) final; |
47 void setIsHidden(bool) final { ASSERT_NOT_REACHED(); } | 47 void setIsHidden(bool) final { NOTREACHED(); } |
48 void stop() final { ASSERT_NOT_REACHED(); } | 48 void stop() final { NOTREACHED(); } |
49 void setCanvasGetContextResult(RenderingContext&) final {} | 49 void setCanvasGetContextResult(RenderingContext&) final {} |
50 void clearRect(double x, double y, double width, double height) override { | 50 void clearRect(double x, double y, double width, double height) override { |
51 BaseRenderingContext2D::clearRect(x, y, width, height); | 51 BaseRenderingContext2D::clearRect(x, y, width, height); |
52 } | 52 } |
53 PassRefPtr<Image> getImage(AccelerationHint, SnapshotReason) const final; | 53 PassRefPtr<Image> getImage(AccelerationHint, SnapshotReason) const final; |
54 | 54 |
55 // BaseRenderingContext2D implementation | 55 // BaseRenderingContext2D implementation |
56 bool originClean() const final; | 56 bool originClean() const final; |
57 void setOriginTainted() final; | 57 void setOriginTainted() final; |
58 bool wouldTaintOrigin(CanvasImageSource*, ExecutionContext*) final; | 58 bool wouldTaintOrigin(CanvasImageSource*, ExecutionContext*) final; |
59 | 59 |
60 int width() const final; | 60 int width() const final; |
61 int height() const final; | 61 int height() const final; |
62 | 62 |
63 bool hasImageBuffer() const final; | 63 bool hasImageBuffer() const final; |
64 ImageBuffer* imageBuffer() const final; | 64 ImageBuffer* imageBuffer() const final; |
65 | 65 |
66 bool parseColorOrCurrentColor(Color&, const String& colorString) const final; | 66 bool parseColorOrCurrentColor(Color&, const String& colorString) const final; |
67 | 67 |
68 SkCanvas* drawingCanvas() const final; | 68 SkCanvas* drawingCanvas() const final; |
69 SkCanvas* existingDrawingCanvas() const final; | 69 SkCanvas* existingDrawingCanvas() const final; |
70 void disableDeferral(DisableDeferralReason) final; | 70 void disableDeferral(DisableDeferralReason) final; |
71 | 71 |
72 AffineTransform baseTransform() const final; | 72 AffineTransform baseTransform() const final; |
73 void didDraw(const SkIRect& dirtyRect) final; | 73 void didDraw(const SkIRect& dirtyRect) final; |
74 | 74 |
75 bool stateHasFilter() final; | 75 bool stateHasFilter() final; |
76 SkImageFilter* stateGetFilter() final; | 76 SkImageFilter* stateGetFilter() final; |
77 void snapshotStateForFilter() final {} | 77 void snapshotStateForFilter() final {} |
| 78 void setFilter(const String&); |
78 | 79 |
79 void validateStateStack() const final; | 80 void validateStateStack() const final; |
80 | 81 |
81 bool hasAlpha() const final { return creationAttributes().alpha(); } | 82 bool hasAlpha() const final { return creationAttributes().alpha(); } |
82 bool isContextLost() const override; | 83 bool isContextLost() const override; |
83 | 84 |
84 ImageBitmap* transferToImageBitmap(ExceptionState&) final; | 85 ImageBitmap* transferToImageBitmap(ExceptionState&) final; |
85 | 86 |
86 protected: | 87 protected: |
87 OffscreenCanvasRenderingContext2D( | 88 OffscreenCanvasRenderingContext2D( |
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101 | 102 |
102 DEFINE_TYPE_CASTS(OffscreenCanvasRenderingContext2D, | 103 DEFINE_TYPE_CASTS(OffscreenCanvasRenderingContext2D, |
103 CanvasRenderingContext, | 104 CanvasRenderingContext, |
104 context, | 105 context, |
105 context->is2d() && context->getOffscreenCanvas(), | 106 context->is2d() && context->getOffscreenCanvas(), |
106 context.is2d() && context.getOffscreenCanvas()); | 107 context.is2d() && context.getOffscreenCanvas()); |
107 | 108 |
108 } // namespace blink | 109 } // namespace blink |
109 | 110 |
110 #endif // OffscreenCanvasRenderingContext2D_h | 111 #endif // OffscreenCanvasRenderingContext2D_h |
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