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1 /* | 1 /* |
2 * Copyright (C) 2006 Apple Computer, Inc. All rights reserved. | 2 * Copyright (C) 2006 Apple Computer, Inc. All rights reserved. |
3 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved. | 3 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. 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 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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111 DCHECK_LT(startX, width()); | 111 DCHECK_LT(startX, width()); |
112 DCHECK_LE(endX, width()); | 112 DCHECK_LE(endX, width()); |
113 DCHECK_LT(startY, height()); | 113 DCHECK_LT(startY, height()); |
114 DCHECK_LE(endY, height()); | 114 DCHECK_LE(endY, height()); |
115 const int rowBytes = (endX - startX) * sizeof(PixelData); | 115 const int rowBytes = (endX - startX) * sizeof(PixelData); |
116 const PixelData* const startAddr = getAddr(startX, startY); | 116 const PixelData* const startAddr = getAddr(startX, startY); |
117 for (int destY = startY + 1; destY < endY; ++destY) | 117 for (int destY = startY + 1; destY < endY; ++destY) |
118 memcpy(getAddr(startX, destY), startAddr, rowBytes); | 118 memcpy(getAddr(startX, destY), startAddr, rowBytes); |
119 } | 119 } |
120 | 120 |
121 // Allocates space for the pixel data. Must be called before any pixels | 121 // Allocates space for the pixel data. Must be called before any pixels are |
122 // are written. Must only be called once. The specified color space may | 122 // written, and should only be called once. The specified color space may be |
123 // be nullptr if and only if color correct rendering is enabled. Returns | 123 // null if and only if color correct rendering is enabled. Returns true if the |
124 // whether allocation succeeded. | 124 // allocation succeeded. |
125 bool setSizeAndColorSpace(int newWidth, int newHeight, sk_sp<SkColorSpace>); | 125 bool allocatePixelData(int newWidth, int newHeight, sk_sp<SkColorSpace>); |
126 | 126 |
127 bool hasAlpha() const; | 127 bool hasAlpha() const; |
128 const IntRect& originalFrameRect() const { return m_originalFrameRect; } | 128 const IntRect& originalFrameRect() const { return m_originalFrameRect; } |
129 Status getStatus() const { return m_status; } | 129 Status getStatus() const { return m_status; } |
130 unsigned duration() const { return m_duration; } | 130 unsigned duration() const { return m_duration; } |
131 DisposalMethod getDisposalMethod() const { return m_disposalMethod; } | 131 DisposalMethod getDisposalMethod() const { return m_disposalMethod; } |
132 AlphaBlendSource getAlphaBlendSource() const { return m_alphaBlendSource; } | 132 AlphaBlendSource getAlphaBlendSource() const { return m_alphaBlendSource; } |
133 bool premultiplyAlpha() const { return m_premultiplyAlpha; } | 133 bool premultiplyAlpha() const { return m_premultiplyAlpha; } |
134 SkBitmap::Allocator* allocator() const { return m_allocator; } | 134 SkBitmap::Allocator* allocator() const { return m_allocator; } |
135 | 135 |
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292 // The frame that must be decoded before this frame can be decoded. | 292 // The frame that must be decoded before this frame can be decoded. |
293 // WTF::kNotFound if this frame doesn't require any previous frame. | 293 // WTF::kNotFound if this frame doesn't require any previous frame. |
294 // This is used by ImageDecoder::clearCacheExceptFrame(), and will never | 294 // This is used by ImageDecoder::clearCacheExceptFrame(), and will never |
295 // be read for image formats that do not have multiple frames. | 295 // be read for image formats that do not have multiple frames. |
296 size_t m_requiredPreviousFrameIndex; | 296 size_t m_requiredPreviousFrameIndex; |
297 }; | 297 }; |
298 | 298 |
299 } // namespace blink | 299 } // namespace blink |
300 | 300 |
301 #endif | 301 #endif |
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