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1 /* | 1 /* |
2 * Copyright (C) 2008 Apple Inc. All rights reserved. | 2 * Copyright (C) 2008 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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33 | 33 |
34 namespace blink { | 34 namespace blink { |
35 | 35 |
36 CSSImageGeneratorValue::CSSImageGeneratorValue(ClassType classType) | 36 CSSImageGeneratorValue::CSSImageGeneratorValue(ClassType classType) |
37 : CSSValue(classType) {} | 37 : CSSValue(classType) {} |
38 | 38 |
39 CSSImageGeneratorValue::~CSSImageGeneratorValue() {} | 39 CSSImageGeneratorValue::~CSSImageGeneratorValue() {} |
40 | 40 |
41 void CSSImageGeneratorValue::addClient(const LayoutObject* layoutObject, | 41 void CSSImageGeneratorValue::addClient(const LayoutObject* layoutObject, |
42 const IntSize& size) { | 42 const IntSize& size) { |
43 ASSERT(layoutObject); | 43 DCHECK(layoutObject); |
44 if (m_clients.isEmpty()) { | 44 if (m_clients.isEmpty()) { |
45 ASSERT(!m_keepAlive); | 45 DCHECK(!m_keepAlive); |
46 m_keepAlive = this; | 46 m_keepAlive = this; |
47 } | 47 } |
48 | 48 |
49 if (!size.isEmpty()) | 49 if (!size.isEmpty()) |
50 m_sizes.add(size); | 50 m_sizes.add(size); |
51 | 51 |
52 LayoutObjectSizeCountMap::iterator it = m_clients.find(layoutObject); | 52 LayoutObjectSizeCountMap::iterator it = m_clients.find(layoutObject); |
53 if (it == m_clients.end()) { | 53 if (it == m_clients.end()) { |
54 m_clients.insert(layoutObject, SizeAndCount(size, 1)); | 54 m_clients.insert(layoutObject, SizeAndCount(size, 1)); |
55 } else { | 55 } else { |
56 SizeAndCount& sizeCount = it->value; | 56 SizeAndCount& sizeCount = it->value; |
57 ++sizeCount.count; | 57 ++sizeCount.count; |
58 } | 58 } |
59 } | 59 } |
60 | 60 |
61 CSSImageGeneratorValue* CSSImageGeneratorValue::valueWithURLsMadeAbsolute() { | 61 CSSImageGeneratorValue* CSSImageGeneratorValue::valueWithURLsMadeAbsolute() { |
62 if (isCrossfadeValue()) | 62 if (isCrossfadeValue()) |
63 return toCSSCrossfadeValue(this)->valueWithURLsMadeAbsolute(); | 63 return toCSSCrossfadeValue(this)->valueWithURLsMadeAbsolute(); |
64 return this; | 64 return this; |
65 } | 65 } |
66 | 66 |
67 void CSSImageGeneratorValue::removeClient(const LayoutObject* layoutObject) { | 67 void CSSImageGeneratorValue::removeClient(const LayoutObject* layoutObject) { |
68 ASSERT(layoutObject); | 68 DCHECK(layoutObject); |
69 LayoutObjectSizeCountMap::iterator it = m_clients.find(layoutObject); | 69 LayoutObjectSizeCountMap::iterator it = m_clients.find(layoutObject); |
70 SECURITY_DCHECK(it != m_clients.end()); | 70 SECURITY_DCHECK(it != m_clients.end()); |
71 | 71 |
72 IntSize removedImageSize; | 72 IntSize removedImageSize; |
73 SizeAndCount& sizeCount = it->value; | 73 SizeAndCount& sizeCount = it->value; |
74 IntSize size = sizeCount.size; | 74 IntSize size = sizeCount.size; |
75 if (!size.isEmpty()) { | 75 if (!size.isEmpty()) { |
76 m_sizes.remove(size); | 76 m_sizes.remove(size); |
77 if (!m_sizes.contains(size)) | 77 if (!m_sizes.contains(size)) |
78 m_images.erase(size); | 78 m_images.erase(size); |
79 } | 79 } |
80 | 80 |
81 if (!--sizeCount.count) | 81 if (!--sizeCount.count) |
82 m_clients.erase(layoutObject); | 82 m_clients.erase(layoutObject); |
83 | 83 |
84 if (m_clients.isEmpty()) { | 84 if (m_clients.isEmpty()) { |
85 ASSERT(m_keepAlive); | 85 DCHECK(m_keepAlive); |
86 m_keepAlive.clear(); | 86 m_keepAlive.clear(); |
87 } | 87 } |
88 } | 88 } |
89 | 89 |
90 Image* CSSImageGeneratorValue::getImage(const LayoutObject* layoutObject, | 90 Image* CSSImageGeneratorValue::getImage(const LayoutObject* layoutObject, |
91 const IntSize& size) { | 91 const IntSize& size) { |
92 LayoutObjectSizeCountMap::iterator it = m_clients.find(layoutObject); | 92 LayoutObjectSizeCountMap::iterator it = m_clients.find(layoutObject); |
93 if (it != m_clients.end()) { | 93 if (it != m_clients.end()) { |
94 SizeAndCount& sizeCount = it->value; | 94 SizeAndCount& sizeCount = it->value; |
95 IntSize oldSize = sizeCount.size; | 95 IntSize oldSize = sizeCount.size; |
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119 switch (getClassType()) { | 119 switch (getClassType()) { |
120 case CrossfadeClass: | 120 case CrossfadeClass: |
121 return toCSSCrossfadeValue(this)->image(layoutObject, size); | 121 return toCSSCrossfadeValue(this)->image(layoutObject, size); |
122 case LinearGradientClass: | 122 case LinearGradientClass: |
123 return toCSSLinearGradientValue(this)->image(layoutObject, size); | 123 return toCSSLinearGradientValue(this)->image(layoutObject, size); |
124 case PaintClass: | 124 case PaintClass: |
125 return toCSSPaintValue(this)->image(layoutObject, size, zoom); | 125 return toCSSPaintValue(this)->image(layoutObject, size, zoom); |
126 case RadialGradientClass: | 126 case RadialGradientClass: |
127 return toCSSRadialGradientValue(this)->image(layoutObject, size); | 127 return toCSSRadialGradientValue(this)->image(layoutObject, size); |
128 default: | 128 default: |
129 ASSERT_NOT_REACHED(); | 129 NOTREACHED(); |
130 } | 130 } |
131 return nullptr; | 131 return nullptr; |
132 } | 132 } |
133 | 133 |
134 bool CSSImageGeneratorValue::isFixedSize() const { | 134 bool CSSImageGeneratorValue::isFixedSize() const { |
135 switch (getClassType()) { | 135 switch (getClassType()) { |
136 case CrossfadeClass: | 136 case CrossfadeClass: |
137 return toCSSCrossfadeValue(this)->isFixedSize(); | 137 return toCSSCrossfadeValue(this)->isFixedSize(); |
138 case LinearGradientClass: | 138 case LinearGradientClass: |
139 return toCSSLinearGradientValue(this)->isFixedSize(); | 139 return toCSSLinearGradientValue(this)->isFixedSize(); |
140 case PaintClass: | 140 case PaintClass: |
141 return toCSSPaintValue(this)->isFixedSize(); | 141 return toCSSPaintValue(this)->isFixedSize(); |
142 case RadialGradientClass: | 142 case RadialGradientClass: |
143 return toCSSRadialGradientValue(this)->isFixedSize(); | 143 return toCSSRadialGradientValue(this)->isFixedSize(); |
144 default: | 144 default: |
145 ASSERT_NOT_REACHED(); | 145 NOTREACHED(); |
146 } | 146 } |
147 return false; | 147 return false; |
148 } | 148 } |
149 | 149 |
150 IntSize CSSImageGeneratorValue::fixedSize(const LayoutObject& layoutObject, | 150 IntSize CSSImageGeneratorValue::fixedSize(const LayoutObject& layoutObject, |
151 const FloatSize& defaultObjectSize) { | 151 const FloatSize& defaultObjectSize) { |
152 switch (getClassType()) { | 152 switch (getClassType()) { |
153 case CrossfadeClass: | 153 case CrossfadeClass: |
154 return toCSSCrossfadeValue(this)->fixedSize(layoutObject, | 154 return toCSSCrossfadeValue(this)->fixedSize(layoutObject, |
155 defaultObjectSize); | 155 defaultObjectSize); |
156 case LinearGradientClass: | 156 case LinearGradientClass: |
157 return toCSSLinearGradientValue(this)->fixedSize(layoutObject); | 157 return toCSSLinearGradientValue(this)->fixedSize(layoutObject); |
158 case PaintClass: | 158 case PaintClass: |
159 return toCSSPaintValue(this)->fixedSize(layoutObject); | 159 return toCSSPaintValue(this)->fixedSize(layoutObject); |
160 case RadialGradientClass: | 160 case RadialGradientClass: |
161 return toCSSRadialGradientValue(this)->fixedSize(layoutObject); | 161 return toCSSRadialGradientValue(this)->fixedSize(layoutObject); |
162 default: | 162 default: |
163 ASSERT_NOT_REACHED(); | 163 NOTREACHED(); |
164 } | 164 } |
165 return IntSize(); | 165 return IntSize(); |
166 } | 166 } |
167 | 167 |
168 bool CSSImageGeneratorValue::isPending() const { | 168 bool CSSImageGeneratorValue::isPending() const { |
169 switch (getClassType()) { | 169 switch (getClassType()) { |
170 case CrossfadeClass: | 170 case CrossfadeClass: |
171 return toCSSCrossfadeValue(this)->isPending(); | 171 return toCSSCrossfadeValue(this)->isPending(); |
172 case LinearGradientClass: | 172 case LinearGradientClass: |
173 return toCSSLinearGradientValue(this)->isPending(); | 173 return toCSSLinearGradientValue(this)->isPending(); |
174 case PaintClass: | 174 case PaintClass: |
175 return toCSSPaintValue(this)->isPending(); | 175 return toCSSPaintValue(this)->isPending(); |
176 case RadialGradientClass: | 176 case RadialGradientClass: |
177 return toCSSRadialGradientValue(this)->isPending(); | 177 return toCSSRadialGradientValue(this)->isPending(); |
178 default: | 178 default: |
179 ASSERT_NOT_REACHED(); | 179 NOTREACHED(); |
180 } | 180 } |
181 return false; | 181 return false; |
182 } | 182 } |
183 | 183 |
184 bool CSSImageGeneratorValue::knownToBeOpaque( | 184 bool CSSImageGeneratorValue::knownToBeOpaque( |
185 const LayoutObject& layoutObject) const { | 185 const LayoutObject& layoutObject) const { |
186 switch (getClassType()) { | 186 switch (getClassType()) { |
187 case CrossfadeClass: | 187 case CrossfadeClass: |
188 return toCSSCrossfadeValue(this)->knownToBeOpaque(layoutObject); | 188 return toCSSCrossfadeValue(this)->knownToBeOpaque(layoutObject); |
189 case LinearGradientClass: | 189 case LinearGradientClass: |
190 return toCSSLinearGradientValue(this)->knownToBeOpaque(layoutObject); | 190 return toCSSLinearGradientValue(this)->knownToBeOpaque(layoutObject); |
191 case PaintClass: | 191 case PaintClass: |
192 return toCSSPaintValue(this)->knownToBeOpaque(layoutObject); | 192 return toCSSPaintValue(this)->knownToBeOpaque(layoutObject); |
193 case RadialGradientClass: | 193 case RadialGradientClass: |
194 return toCSSRadialGradientValue(this)->knownToBeOpaque(layoutObject); | 194 return toCSSRadialGradientValue(this)->knownToBeOpaque(layoutObject); |
195 default: | 195 default: |
196 ASSERT_NOT_REACHED(); | 196 NOTREACHED(); |
197 } | 197 } |
198 return false; | 198 return false; |
199 } | 199 } |
200 | 200 |
201 void CSSImageGeneratorValue::loadSubimages(const Document& document) { | 201 void CSSImageGeneratorValue::loadSubimages(const Document& document) { |
202 switch (getClassType()) { | 202 switch (getClassType()) { |
203 case CrossfadeClass: | 203 case CrossfadeClass: |
204 toCSSCrossfadeValue(this)->loadSubimages(document); | 204 toCSSCrossfadeValue(this)->loadSubimages(document); |
205 break; | 205 break; |
206 case LinearGradientClass: | 206 case LinearGradientClass: |
207 toCSSLinearGradientValue(this)->loadSubimages(document); | 207 toCSSLinearGradientValue(this)->loadSubimages(document); |
208 break; | 208 break; |
209 case PaintClass: | 209 case PaintClass: |
210 toCSSPaintValue(this)->loadSubimages(document); | 210 toCSSPaintValue(this)->loadSubimages(document); |
211 break; | 211 break; |
212 case RadialGradientClass: | 212 case RadialGradientClass: |
213 toCSSRadialGradientValue(this)->loadSubimages(document); | 213 toCSSRadialGradientValue(this)->loadSubimages(document); |
214 break; | 214 break; |
215 default: | 215 default: |
216 ASSERT_NOT_REACHED(); | 216 NOTREACHED(); |
217 } | 217 } |
218 } | 218 } |
219 | 219 |
220 } // namespace blink | 220 } // namespace blink |
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