Source/platform/graphics/RecordingImageBufferSurface.h - Issue 1195513002: Use SkImage snapshots for ImageBufferSurface texture access

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Issue 1195513002: Use SkImage snapshots for ImageBufferSurface texture access (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: review comments Created 5 years, 6 months ago

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1 // Copyright 2014 The Chromium Authors. All rights reserved.	1 // Copyright 2014 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 RecordingImageBufferSurface_h	5 #ifndef RecordingImageBufferSurface_h

6 #define RecordingImageBufferSurface_h	6 #define RecordingImageBufferSurface_h

7	7

8 #include "platform/graphics/GraphicsContext.h"	8 #include "platform/graphics/GraphicsContext.h"

9 #include "platform/graphics/ImageBufferSurface.h"	9 #include "platform/graphics/ImageBufferSurface.h"

10 #include "public/platform/WebThread.h"	10 #include "public/platform/WebThread.h"

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47 PassRefPtr<SkImage> newImageSnapshot() const override;	47 PassRefPtr<SkImage> newImageSnapshot() const override;

48 void draw(GraphicsContext*, const FloatRect& destRect, const FloatRect& srcR ect, SkXfermode::Mode) override;	48 void draw(GraphicsContext*, const FloatRect& destRect, const FloatRect& srcR ect, SkXfermode::Mode) override;

49 bool isExpensiveToPaint() override;	49 bool isExpensiveToPaint() override;

50 void setHasExpensiveOp() override { m_currentFrameHasExpensiveOp = true; }	50 void setHasExpensiveOp() override { m_currentFrameHasExpensiveOp = true; }

51	51

52 // Passthroughs to fallback surface	52 // Passthroughs to fallback surface

53 const SkBitmap& bitmap() override;	53 const SkBitmap& bitmap() override;

54 bool restore() override;	54 bool restore() override;

55 WebLayer* layer() const override;	55 WebLayer* layer() const override;

56 bool isAccelerated() const override;	56 bool isAccelerated() const override;

57 Platform3DObject getBackingTexture() const override;	57 PassRefPtr<SkImage> getBackingTextureImage() const override;

58 bool cachedBitmapEnabled() const override;	58 bool cachedBitmapEnabled() const override;

59 const SkBitmap& cachedBitmap() const override;	59 const SkBitmap& cachedBitmap() const override;

60 void invalidateCachedBitmap() override;	60 void invalidateCachedBitmap() override;

61 void updateCachedBitmapIfNeeded() override;	61 void updateCachedBitmapIfNeeded() override;

62 void setIsHidden(bool) override;	62 void setIsHidden(bool) override;

63	63

64 private:	64 private:

65 friend class RecordingImageBufferSurfaceTest; // for unit testing	65 friend class RecordingImageBufferSurfaceTest; // for unit testing

66 void fallBackToRasterCanvas();	66 void fallBackToRasterCanvas();

67 bool initializeCurrentFrame();	67 bool initializeCurrentFrame();

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78 bool m_frameWasCleared;	78 bool m_frameWasCleared;

79 bool m_didRecordDrawCommandsInCurrentFrame;	79 bool m_didRecordDrawCommandsInCurrentFrame;

80 bool m_currentFrameHasExpensiveOp;	80 bool m_currentFrameHasExpensiveOp;

81 bool m_previousFrameHasExpensiveOp;	81 bool m_previousFrameHasExpensiveOp;

82 OwnPtr<RecordingImageBufferFallbackSurfaceFactory> m_fallbackFactory;	82 OwnPtr<RecordingImageBufferFallbackSurfaceFactory> m_fallbackFactory;

83 };	83 };

84	84

85 } // namespace blink	85 } // namespace blink

86	86

87 #endif	87 #endif

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