Source/platform/graphics/ImageBufferSurface.h - Issue 358893002: Use newImageSnapshot() to get an image from a Canvas

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Issue 358893002: Use newImageSnapshot() to get an image from a Canvas (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Correcting bugs and use new cache mechanism from SkImage Created 6 years, 4 months ago

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1 /*	1 /*

2 * Copyright (c) 2013, Google Inc. All rights reserved.	2 * Copyright (c) 2013, Google Inc. All rights reserved.

3 *	3 *

4 * Redistribution and use in source and binary forms, with or without	4 * Redistribution and use in source and binary forms, with or without

5 * modification, are permitted provided that the following conditions are	5 * modification, are permitted provided that the following conditions are

6 * met:	6 * met:

7 *	7 *

8 * * Redistributions of source code must retain the above copyright	8 * * Redistributions of source code must retain the above copyright

9 * notice, this list of conditions and the following disclaimer.	9 * notice, this list of conditions and the following disclaimer.

10 * * Redistributions in binary form must reproduce the above	10 * * Redistributions in binary form must reproduce the above

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24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE	27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

29 */	29 */

30	30

31 #ifndef ImageBufferSurface_h	31 #ifndef ImageBufferSurface_h

32 #define ImageBufferSurface_h	32 #define ImageBufferSurface_h

33	33

	34 #include "Image.h"
	Justin Novosad 2014/07/29 14:56:52 No need for this header. No need for this header. Rémi Piotaix 2014/07/29 17:18:23 Done. Show quoted text On 2014/07/29 14:56:52, junov wrote: > No need for this header. Done.
34 #include "platform/PlatformExport.h"	35 #include "platform/PlatformExport.h"

35 #include "platform/geometry/IntSize.h"	36 #include "platform/geometry/IntSize.h"

36 #include "platform/graphics/GraphicsTypes3D.h"	37 #include "platform/graphics/GraphicsTypes3D.h"

37 #include "wtf/FastAllocBase.h"	38 #include "wtf/FastAllocBase.h"

38 #include "wtf/Noncopyable.h"	39 #include "wtf/Noncopyable.h"

39 #include "wtf/PassRefPtr.h"	40 #include "wtf/PassRefPtr.h"

40	41

41 class SkBitmap;	42 class SkBitmap;

42 class SkCanvas;	43 class SkCanvas;

43 class SkPicture;	44 class SkPicture;

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69 virtual Platform3DObject getBackingTexture() const { return 0; }	70 virtual Platform3DObject getBackingTexture() const { return 0; }

70 virtual bool cachedBitmapEnabled() const { return false; }	71 virtual bool cachedBitmapEnabled() const { return false; }

71 virtual const SkBitmap& cachedBitmap() const;	72 virtual const SkBitmap& cachedBitmap() const;

72 virtual void invalidateCachedBitmap() { }	73 virtual void invalidateCachedBitmap() { }

73 virtual void updateCachedBitmapIfNeeded() { }	74 virtual void updateCachedBitmapIfNeeded() { }

74 virtual void setIsHidden(bool) { }	75 virtual void setIsHidden(bool) { }

75 virtual void setImageBuffer(ImageBuffer*) { }	76 virtual void setImageBuffer(ImageBuffer*) { }

76 virtual PassRefPtr<SkPicture> getPicture();	77 virtual PassRefPtr<SkPicture> getPicture();

77 virtual void didClearCanvas() { }	78 virtual void didClearCanvas() { }

78	79

	80 virtual PassRefPtr<SkImage> newImageSnapshot() const { return nullptr; }

	81

79 OpacityMode opacityMode() const { return m_opacityMode; }	82 OpacityMode opacityMode() const { return m_opacityMode; }

80 const IntSize& size() const { return m_size; }	83 const IntSize& size() const { return m_size; }

81 void notifyIsValidChanged(bool isValid) const;	84 void notifyIsValidChanged(bool isValid) const;

82	85

83 protected:	86 protected:

84 ImageBufferSurface(const IntSize&, OpacityMode);	87 ImageBufferSurface(const IntSize&, OpacityMode);

85 void clear();	88 void clear();

86	89

87 private:	90 private:

88 OpacityMode m_opacityMode;	91 OpacityMode m_opacityMode;

89 IntSize m_size;	92 IntSize m_size;

90 };	93 };

91	94

92 } // namespace blink	95 } // namespace blink

93	96

94 #endif	97 #endif

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