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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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82 | 82 |
83 void validateStateStack() const final; | 83 void validateStateStack() const final; |
84 | 84 |
85 bool hasAlpha() const final { return creationAttributes().alpha(); } | 85 bool hasAlpha() const final { return creationAttributes().alpha(); } |
86 bool isContextLost() const override; | 86 bool isContextLost() const override; |
87 | 87 |
88 ImageBitmap* transferToImageBitmap(ScriptState*) final; | 88 ImageBitmap* transferToImageBitmap(ScriptState*) final; |
89 | 89 |
90 ColorBehavior drawImageColorBehavior() const final; | 90 ColorBehavior drawImageColorBehavior() const final; |
91 | 91 |
| 92 CanvasRenderingContext* renderingContext() const final; |
| 93 |
92 protected: | 94 protected: |
93 OffscreenCanvasRenderingContext2D( | 95 OffscreenCanvasRenderingContext2D( |
94 ScriptState*, | 96 ScriptState*, |
95 OffscreenCanvas*, | 97 OffscreenCanvas*, |
96 const CanvasContextCreationAttributes& attrs); | 98 const CanvasContextCreationAttributes& attrs); |
97 DECLARE_VIRTUAL_TRACE(); | 99 DECLARE_VIRTUAL_TRACE(); |
98 | 100 |
99 private: | 101 private: |
100 bool m_needsMatrixClipRestore = false; | 102 bool m_needsMatrixClipRestore = false; |
101 std::unique_ptr<ImageBuffer> m_imageBuffer; | 103 std::unique_ptr<ImageBuffer> m_imageBuffer; |
102 | 104 |
103 bool isPaintable() const final; | 105 bool isPaintable() const final; |
104 | 106 |
105 RefPtr<StaticBitmapImage> transferToStaticBitmapImage(); | 107 RefPtr<StaticBitmapImage> transferToStaticBitmapImage(); |
106 }; | 108 }; |
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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