third_party/WebKit/Source/modules/offscreencanvas2d/OffscreenCanvasRenderingContext2D.h - Issue 2359723003: Implement OffscreenCanvas Accelerated 2D commit()

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Issue 2359723003: Implement OffscreenCanvas Accelerated 2D commit() (Closed)

Patch Set: Fix Created 4 years, 2 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 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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32 return CanvasRenderingContext::Context2d;	32 return CanvasRenderingContext::Context2d;

33 }	33 }

34 };	34 };

35	35

36 void commit(ExceptionState&);	36 void commit(ExceptionState&);

37	37

38 // CanvasRenderingContext implementation	38 // CanvasRenderingContext implementation

39 ~OffscreenCanvasRenderingContext2D() override;	39 ~OffscreenCanvasRenderingContext2D() override;

40 ContextType getContextType() const override { return Context2d; }	40 ContextType getContextType() const override { return Context2d; }

41 bool is2d() const override { return true; }	41 bool is2d() const override { return true; }

	42 bool isAccelerated() const override;

42 void setOffscreenCanvasGetContextResult(OffscreenRenderingContext&) final;	43 void setOffscreenCanvasGetContextResult(OffscreenRenderingContext&) final;

43 void setIsHidden(bool) final { ASSERT_NOT_REACHED(); }	44 void setIsHidden(bool) final { ASSERT_NOT_REACHED(); }

44 void stop() final { ASSERT_NOT_REACHED(); }	45 void stop() final { ASSERT_NOT_REACHED(); }

45 void setCanvasGetContextResult(RenderingContext&) final {}	46 void setCanvasGetContextResult(RenderingContext&) final {}

46 void clearRect(double x, double y, double width, double height) override { B aseRenderingContext2D::clearRect(x, y, width, height); }	47 void clearRect(double x, double y, double width, double height) override { B aseRenderingContext2D::clearRect(x, y, width, height); }

47 PassRefPtr<Image> getImage(AccelerationHint, SnapshotReason) const final;	48 PassRefPtr<Image> getImage(AccelerationHint, SnapshotReason) const final;

48	49

49 // BaseRenderingContext2D implementation	50 // BaseRenderingContext2D implementation

50 bool originClean() const final;	51 bool originClean() const final;

51 void setOriginTainted() final;	52 void setOriginTainted() final;

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79	80

80 protected:	81 protected:

81 OffscreenCanvasRenderingContext2D(ScriptState, OffscreenCanvas, const Canv asContextCreationAttributes& attrs);	82 OffscreenCanvasRenderingContext2D(ScriptState, OffscreenCanvas, const Canv asContextCreationAttributes& attrs);

82 DECLARE_VIRTUAL_TRACE();	83 DECLARE_VIRTUAL_TRACE();

83	84

84 private:	85 private:

85 bool m_needsMatrixClipRestore = false;	86 bool m_needsMatrixClipRestore = false;

86 std::unique_ptr<ImageBuffer> m_imageBuffer;	87 std::unique_ptr<ImageBuffer> m_imageBuffer;

87	88

88 bool isPaintable() const final;	89 bool isPaintable() const final;

	90

	91 PassRefPtr<StaticBitmapImage> transferToStaticBitmapImage();
	xidachen 2016/09/22 19:05:55 Please change this to RefPtr<> instead of PassRefP Please change this to RefPtr<> instead of PassRefPtr<> as we are deprecating the latter one. xlai (Olivia) 2016/09/22 19:36:18 Done. Show quoted text On 2016/09/22 19:05:55, xidachen wrote: > Please change this to RefPtr<> instead of PassRefPtr<> as we are deprecating the > latter one. Done.
89 };	92 };

90	93

91 DEFINE_TYPE_CASTS(OffscreenCanvasRenderingContext2D, CanvasRenderingContext, con text,	94 DEFINE_TYPE_CASTS(OffscreenCanvasRenderingContext2D, CanvasRenderingContext, con text,

92 context->is2d() && context->getOffscreenCanvas(),	95 context->is2d() && context->getOffscreenCanvas(),

93 context.is2d() && context.getOffscreenCanvas());	96 context.is2d() && context.getOffscreenCanvas());

94	97

95 } // namespace blink	98 } // namespace blink

96	99

97 #endif // OffscreenCanvasRenderingContext2D_h	100 #endif // OffscreenCanvasRenderingContext2D_h

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