Source/core/html/HTMLCanvasElement.h - Issue 1084313004: Oilpan: keep ImageData on the heap by default.

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Issue 1084313004: Oilpan: keep ImageData on the heap by default. (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Ensure timely disposal of temporary ImageData buffers Created 5 years, 7 months ago

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1 /*	1 /*

2 * Copyright (C) 2004, 2006, 2009, 2010 Apple Inc. All rights reserved.	2 * Copyright (C) 2004, 2006, 2009, 2010 Apple Inc. All rights reserved.

3 * Copyright (C) 2007 Alp Toker <alp@atoker.com>	3 * Copyright (C) 2007 Alp Toker <alp@atoker.com>

4 * Copyright (C) 2010 Torch Mobile (Beijing) Co. Ltd. All rights reserved.	4 * Copyright (C) 2010 Torch Mobile (Beijing) Co. Ltd. All rights reserved.

5 *	5 *

6 * Redistribution and use in source and binary forms, with or without	6 * Redistribution and use in source and binary forms, with or without

7 * modification, are permitted provided that the following conditions	7 * modification, are permitted provided that the following conditions

8 * are met:	8 * are met:

9 * 1. Redistributions of source code must retain the above copyright	9 * 1. Redistributions of source code must retain the above copyright

10 * notice, this list of conditions and the following disclaimer.	10 * notice, this list of conditions and the following disclaimer.

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45	45

46 namespace blink {	46 namespace blink {

47	47

48 class AffineTransform;	48 class AffineTransform;

49 class CanvasContextCreationAttributes;	49 class CanvasContextCreationAttributes;

50 class CanvasRenderingContext;	50 class CanvasRenderingContext;

51 class GraphicsContext;	51 class GraphicsContext;

52 class GraphicsContextStateSaver;	52 class GraphicsContextStateSaver;

53 class HTMLCanvasElement;	53 class HTMLCanvasElement;

54 class Image;	54 class Image;

55 class ImageData;

56 class ImageBuffer;	55 class ImageBuffer;

57 class ImageBufferSurface;	56 class ImageBufferSurface;

58 class IntSize;	57 class IntSize;

59	58

60 class CORE_EXPORT CanvasObserver : public WillBeGarbageCollectedMixin {	59 class CORE_EXPORT CanvasObserver : public WillBeGarbageCollectedMixin {

61 DECLARE_EMPTY_VIRTUAL_DESTRUCTOR_WILL_BE_REMOVED(CanvasObserver);	60 DECLARE_EMPTY_VIRTUAL_DESTRUCTOR_WILL_BE_REMOVED(CanvasObserver);

62 public:	61 public:

63 virtual void canvasChanged(HTMLCanvasElement*, const FloatRect& changedRect) = 0;	62 virtual void canvasChanged(HTMLCanvasElement*, const FloatRect& changedRect) = 0;

64 virtual void canvasResized(HTMLCanvasElement*) = 0;	63 virtual void canvasResized(HTMLCanvasElement*) = 0;

65 #if !ENABLE(OILPAN)	64 #if !ENABLE(OILPAN)

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215 bool m_imageBufferIsClear;	214 bool m_imageBufferIsClear;

216 OwnPtr<ImageBuffer> m_imageBuffer;	215 OwnPtr<ImageBuffer> m_imageBuffer;

217 mutable OwnPtr<GraphicsContextStateSaver> m_contextStateSaver;	216 mutable OwnPtr<GraphicsContextStateSaver> m_contextStateSaver;

218	217

219 mutable RefPtr<Image> m_copiedImage; // FIXME: This is temporary for platfor ms that have to copy the image buffer to render (and for CSSCanvasValue).	218 mutable RefPtr<Image> m_copiedImage; // FIXME: This is temporary for platfor ms that have to copy the image buffer to render (and for CSSCanvasValue).

220 };	219 };

221	220

222 } // namespace blink	221 } // namespace blink

223	222

224 #endif // HTMLCanvasElement_h	223 #endif // HTMLCanvasElement_h

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