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1 /* | 1 /* |
2 * Copyright (C) 2011 Apple Inc. All rights reserved. | 2 * Copyright (C) 2011 Apple 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 | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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160 if (m_cachedToImage) | 160 if (m_cachedToImage) |
161 m_cachedToImage->addClient(&m_crossfadeSubimageObserver); | 161 m_cachedToImage->addClient(&m_crossfadeSubimageObserver); |
162 } | 162 } |
163 | 163 |
164 m_crossfadeSubimageObserver.setReady(true); | 164 m_crossfadeSubimageObserver.setReady(true); |
165 } | 165 } |
166 | 166 |
167 PassRefPtr<Image> CSSCrossfadeValue::image(RenderObject* renderer, const IntSize
& size) | 167 PassRefPtr<Image> CSSCrossfadeValue::image(RenderObject* renderer, const IntSize
& size) |
168 { | 168 { |
169 if (size.isEmpty()) | 169 if (size.isEmpty()) |
170 return 0; | 170 return nullptr; |
171 | 171 |
172 ResourceFetcher* fetcher = renderer->document().fetcher(); | 172 ResourceFetcher* fetcher = renderer->document().fetcher(); |
173 ImageResource* cachedFromImage = cachedImageForCSSValue(m_fromValue.get(), f
etcher); | 173 ImageResource* cachedFromImage = cachedImageForCSSValue(m_fromValue.get(), f
etcher); |
174 ImageResource* cachedToImage = cachedImageForCSSValue(m_toValue.get(), fetch
er); | 174 ImageResource* cachedToImage = cachedImageForCSSValue(m_toValue.get(), fetch
er); |
175 | 175 |
176 if (!cachedFromImage || !cachedToImage) | 176 if (!cachedFromImage || !cachedToImage) |
177 return Image::nullImage(); | 177 return Image::nullImage(); |
178 | 178 |
179 Image* fromImage = cachedFromImage->imageForRenderer(renderer); | 179 Image* fromImage = cachedFromImage->imageForRenderer(renderer); |
180 Image* toImage = cachedToImage->imageForRenderer(renderer); | 180 Image* toImage = cachedToImage->imageForRenderer(renderer); |
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220 | 220 |
221 void CSSCrossfadeValue::traceAfterDispatch(Visitor* visitor) | 221 void CSSCrossfadeValue::traceAfterDispatch(Visitor* visitor) |
222 { | 222 { |
223 visitor->trace(m_fromValue); | 223 visitor->trace(m_fromValue); |
224 visitor->trace(m_toValue); | 224 visitor->trace(m_toValue); |
225 visitor->trace(m_percentageValue); | 225 visitor->trace(m_percentageValue); |
226 CSSImageGeneratorValue::traceAfterDispatch(visitor); | 226 CSSImageGeneratorValue::traceAfterDispatch(visitor); |
227 } | 227 } |
228 | 228 |
229 } // namespace WebCore | 229 } // namespace WebCore |
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