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Side by Side Diff: third_party/WebKit/Source/modules/imagebitmap/ImageBitmapRenderingContext.h

Issue 2255683005: Determine if OffscreenCanvas is paintable in different rendering contexts (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@Canvas2DTypecast
Patch Set: Created 4 years, 4 months ago
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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 ImageBitmapRenderingContext_h 5 #ifndef ImageBitmapRenderingContext_h
6 #define ImageBitmapRenderingContext_h 6 #define ImageBitmapRenderingContext_h
7 7
8 #include "core/html/canvas/CanvasRenderingContext.h" 8 #include "core/html/canvas/CanvasRenderingContext.h"
9 #include "core/html/canvas/CanvasRenderingContextFactory.h" 9 #include "core/html/canvas/CanvasRenderingContextFactory.h"
10 #include "modules/ModulesExport.h" 10 #include "modules/ModulesExport.h"
(...skipping 27 matching lines...) Expand all
38 bool paint(GraphicsContext&, const IntRect&) override; 38 bool paint(GraphicsContext&, const IntRect&) override;
39 void setCanvasGetContextResult(RenderingContext&) final; 39 void setCanvasGetContextResult(RenderingContext&) final;
40 40
41 // TODO(junov): Implement GPU accelerated rendering using a layer bridge 41 // TODO(junov): Implement GPU accelerated rendering using a layer bridge
42 WebLayer* platformLayer() const override { return nullptr; } 42 WebLayer* platformLayer() const override { return nullptr; }
43 // TODO(junov): handle lost contexts when content is GPU-backed 43 // TODO(junov): handle lost contexts when content is GPU-backed
44 void loseContext(LostContextMode) override { } 44 void loseContext(LostContextMode) override { }
45 45
46 void stop() override; 46 void stop() override;
47 47
48 Image* image() const { return m_image.get(); }
49
48 virtual ~ImageBitmapRenderingContext(); 50 virtual ~ImageBitmapRenderingContext();
49 51
50 private: 52 private:
51 ImageBitmapRenderingContext(HTMLCanvasElement*, CanvasContextCreationAttribu tes, Document&); 53 ImageBitmapRenderingContext(HTMLCanvasElement*, CanvasContextCreationAttribu tes, Document&);
52 54
53 bool m_hasAlpha; 55 bool m_hasAlpha;
54 RefPtr<Image> m_image; 56 RefPtr<Image> m_image;
55 }; 57 };
56 58
57 DEFINE_TYPE_CASTS(ImageBitmapRenderingContext, CanvasRenderingContext, context, 59 DEFINE_TYPE_CASTS(ImageBitmapRenderingContext, CanvasRenderingContext, context,
58 context->getContextType() == CanvasRenderingContext::ContextImageBitmap, 60 context->getContextType() == CanvasRenderingContext::ContextImageBitmap,
59 context.getContextType() == CanvasRenderingContext::ContextImageBitmap); 61 context.getContextType() == CanvasRenderingContext::ContextImageBitmap);
60 62
61 } // blink 63 } // blink
62 64
63 #endif 65 #endif
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