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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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60 SkCanvas* drawingCanvas() const final; | 60 SkCanvas* drawingCanvas() const final; |
61 SkCanvas* existingDrawingCanvas() const final; | 61 SkCanvas* existingDrawingCanvas() const final; |
62 void disableDeferral(DisableDeferralReason) final; | 62 void disableDeferral(DisableDeferralReason) final; |
63 | 63 |
64 AffineTransform baseTransform() const final; | 64 AffineTransform baseTransform() const final; |
65 void didDraw(const SkIRect& dirtyRect) final; | 65 void didDraw(const SkIRect& dirtyRect) final; |
66 | 66 |
67 bool stateHasFilter() final; | 67 bool stateHasFilter() final; |
68 SkImageFilter* stateGetFilter() final; | 68 SkImageFilter* stateGetFilter() final; |
69 void snapshotStateForFilter() final { } | 69 void snapshotStateForFilter() final { } |
| 70 void setFilter(const String&); |
70 | 71 |
71 void validateStateStack() final; | 72 void validateStateStack() final; |
72 | 73 |
73 bool hasAlpha() const final { return creationAttributes().alpha(); } | 74 bool hasAlpha() const final { return creationAttributes().alpha(); } |
74 bool isContextLost() const override; | 75 bool isContextLost() const override; |
75 | 76 |
76 ImageBitmap* transferToImageBitmap(ExceptionState&) final; | 77 ImageBitmap* transferToImageBitmap(ExceptionState&) final; |
77 | 78 |
78 protected: | 79 protected: |
79 OffscreenCanvasRenderingContext2D(ScriptState*, OffscreenCanvas*, const Canv
asContextCreationAttributes& attrs); | 80 OffscreenCanvasRenderingContext2D(ScriptState*, OffscreenCanvas*, const Canv
asContextCreationAttributes& attrs); |
80 DECLARE_VIRTUAL_TRACE(); | 81 DECLARE_VIRTUAL_TRACE(); |
81 | 82 |
82 private: | 83 private: |
83 bool m_needsMatrixClipRestore = false; | 84 bool m_needsMatrixClipRestore = false; |
84 std::unique_ptr<ImageBuffer> m_imageBuffer; | 85 std::unique_ptr<ImageBuffer> m_imageBuffer; |
85 | 86 |
86 bool isPaintable() const final; | 87 bool isPaintable() const final; |
87 }; | 88 }; |
88 | 89 |
89 DEFINE_TYPE_CASTS(OffscreenCanvasRenderingContext2D, CanvasRenderingContext, con
text, | 90 DEFINE_TYPE_CASTS(OffscreenCanvasRenderingContext2D, CanvasRenderingContext, con
text, |
90 context->is2d() && context->getOffscreenCanvas(), | 91 context->is2d() && context->getOffscreenCanvas(), |
91 context.is2d() && context.getOffscreenCanvas()); | 92 context.is2d() && context.getOffscreenCanvas()); |
92 | 93 |
93 } // namespace blink | 94 } // namespace blink |
94 | 95 |
95 #endif // OffscreenCanvasRenderingContext2D_h | 96 #endif // OffscreenCanvasRenderingContext2D_h |
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