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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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152 { | 152 { |
153 RefPtrWillBeRawPtr<CSSValue> fromValue = m_fromValue; | 153 RefPtrWillBeRawPtr<CSSValue> fromValue = m_fromValue; |
154 if (m_fromValue->isImageValue()) | 154 if (m_fromValue->isImageValue()) |
155 fromValue = toCSSImageValue(*m_fromValue).valueWithURLMadeAbsolute(); | 155 fromValue = toCSSImageValue(*m_fromValue).valueWithURLMadeAbsolute(); |
156 RefPtrWillBeRawPtr<CSSValue> toValue = m_toValue; | 156 RefPtrWillBeRawPtr<CSSValue> toValue = m_toValue; |
157 if (m_toValue->isImageValue()) | 157 if (m_toValue->isImageValue()) |
158 toValue = toCSSImageValue(*m_toValue).valueWithURLMadeAbsolute(); | 158 toValue = toCSSImageValue(*m_toValue).valueWithURLMadeAbsolute(); |
159 return CSSCrossfadeValue::create(fromValue.release(), toValue.release(), m_p
ercentageValue); | 159 return CSSCrossfadeValue::create(fromValue.release(), toValue.release(), m_p
ercentageValue); |
160 } | 160 } |
161 | 161 |
162 IntSize CSSCrossfadeValue::fixedSize(const LayoutObject* layoutObject) | 162 IntSize CSSCrossfadeValue::fixedSize(const LayoutObject* layoutObject, const Flo
atSize& defaultObjectSize) |
163 { | 163 { |
164 Image* fromImage = renderableImageForCSSValue(m_fromValue.get(), layoutObjec
t); | 164 Image* fromImage = renderableImageForCSSValue(m_fromValue.get(), layoutObjec
t); |
165 Image* toImage = renderableImageForCSSValue(m_toValue.get(), layoutObject); | 165 Image* toImage = renderableImageForCSSValue(m_toValue.get(), layoutObject); |
166 | 166 |
167 if (!fromImage || !toImage) | 167 if (!fromImage || !toImage) |
168 return IntSize(); | 168 return IntSize(); |
169 | 169 |
170 IntSize fromImageSize = fromImage->size(); | 170 IntSize fromImageSize = fromImage->size(); |
171 IntSize toImageSize = toImage->size(); | 171 IntSize toImageSize = toImage->size(); |
172 | 172 |
| 173 if (fromImage->isSVGImage()) |
| 174 fromImageSize = roundedIntSize(toSVGImage(fromImage)->concreteObjectSize
(defaultObjectSize)); |
| 175 |
| 176 if (toImage->isSVGImage()) |
| 177 toImageSize = roundedIntSize(toSVGImage(toImage)->concreteObjectSize(def
aultObjectSize)); |
| 178 |
173 // Rounding issues can cause transitions between images of equal size to ret
urn | 179 // Rounding issues can cause transitions between images of equal size to ret
urn |
174 // a different fixed size; avoid performing the interpolation if the images
are the same size. | 180 // a different fixed size; avoid performing the interpolation if the images
are the same size. |
175 if (fromImageSize == toImageSize) | 181 if (fromImageSize == toImageSize) |
176 return fromImageSize; | 182 return fromImageSize; |
177 | 183 |
178 float percentage = m_percentageValue->getFloatValue(); | 184 float percentage = m_percentageValue->getFloatValue(); |
179 float inversePercentage = 1 - percentage; | 185 float inversePercentage = 1 - percentage; |
180 | 186 |
181 return IntSize(fromImageSize.width() * inversePercentage + toImageSize.width
() * percentage, | 187 return IntSize(fromImageSize.width() * inversePercentage + toImageSize.width
() * percentage, |
182 fromImageSize.height() * inversePercentage + toImageSize.height() * perc
entage); | 188 fromImageSize.height() * inversePercentage + toImageSize.height() * perc
entage); |
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230 | 236 |
231 RefPtr<Image> fromImageRef(fromImage); | 237 RefPtr<Image> fromImageRef(fromImage); |
232 RefPtr<Image> toImageRef(toImage); | 238 RefPtr<Image> toImageRef(toImage); |
233 | 239 |
234 if (fromImage->isSVGImage()) | 240 if (fromImage->isSVGImage()) |
235 fromImageRef = SVGImageForContainer::create(toSVGImage(fromImage), size,
1, urlForCSSValue(m_fromValue.get())); | 241 fromImageRef = SVGImageForContainer::create(toSVGImage(fromImage), size,
1, urlForCSSValue(m_fromValue.get())); |
236 | 242 |
237 if (toImage->isSVGImage()) | 243 if (toImage->isSVGImage()) |
238 toImageRef = SVGImageForContainer::create(toSVGImage(toImage), size, 1,
urlForCSSValue(m_toValue.get())); | 244 toImageRef = SVGImageForContainer::create(toSVGImage(toImage), size, 1,
urlForCSSValue(m_toValue.get())); |
239 | 245 |
240 m_generatedImage = CrossfadeGeneratedImage::create(fromImageRef, toImageRef,
m_percentageValue->getFloatValue(), fixedSize(layoutObject), size); | 246 m_generatedImage = CrossfadeGeneratedImage::create(fromImageRef, toImageRef,
m_percentageValue->getFloatValue(), fixedSize(layoutObject, FloatSize(size)), s
ize); |
241 | 247 |
242 return m_generatedImage.release(); | 248 return m_generatedImage.release(); |
243 } | 249 } |
244 | 250 |
245 void CSSCrossfadeValue::crossfadeChanged(const IntRect&) | 251 void CSSCrossfadeValue::crossfadeChanged(const IntRect&) |
246 { | 252 { |
247 for (const auto& curr : clients()) { | 253 for (const auto& curr : clients()) { |
248 LayoutObject* client = const_cast<LayoutObject*>(curr.key); | 254 LayoutObject* client = const_cast<LayoutObject*>(curr.key); |
249 client->imageChanged(static_cast<WrappedImagePtr>(this)); | 255 client->imageChanged(static_cast<WrappedImagePtr>(this)); |
250 } | 256 } |
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277 visitor->trace(m_fromValue); | 283 visitor->trace(m_fromValue); |
278 visitor->trace(m_toValue); | 284 visitor->trace(m_toValue); |
279 visitor->trace(m_percentageValue); | 285 visitor->trace(m_percentageValue); |
280 visitor->trace(m_cachedFromImage); | 286 visitor->trace(m_cachedFromImage); |
281 visitor->trace(m_cachedToImage); | 287 visitor->trace(m_cachedToImage); |
282 visitor->trace(m_crossfadeSubimageObserver); | 288 visitor->trace(m_crossfadeSubimageObserver); |
283 CSSImageGeneratorValue::traceAfterDispatch(visitor); | 289 CSSImageGeneratorValue::traceAfterDispatch(visitor); |
284 } | 290 } |
285 | 291 |
286 } // namespace blink | 292 } // namespace blink |
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