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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef PaintController_h | 5 #ifndef PaintController_h |
6 #define PaintController_h | 6 #define PaintController_h |
7 | 7 |
8 #include "platform/PlatformExport.h" | 8 #include "platform/PlatformExport.h" |
9 #include "platform/RuntimeEnabledFeatures.h" | 9 #include "platform/RuntimeEnabledFeatures.h" |
10 #include "platform/geometry/IntRect.h" | 10 #include "platform/geometry/IntRect.h" |
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152 | 152 |
153 void showDebugData() const { showDebugDataInternal(false); } | 153 void showDebugData() const { showDebugDataInternal(false); } |
154 #ifndef NDEBUG | 154 #ifndef NDEBUG |
155 void showDebugDataWithPictures() const { showDebugDataInternal(true); } | 155 void showDebugDataWithPictures() const { showDebugDataInternal(true); } |
156 #endif | 156 #endif |
157 | 157 |
158 #if DCHECK_IS_ON() | 158 #if DCHECK_IS_ON() |
159 void assertDisplayItemClientsAreLive(); | 159 void assertDisplayItemClientsAreLive(); |
160 #endif | 160 #endif |
161 | 161 |
| 162 void setTracksPaintInvalidations(bool value) { m_isTrackingPaintInvalidation
s = value; } |
| 163 |
162 protected: | 164 protected: |
163 PaintController() | 165 PaintController() |
164 : m_newDisplayItemList(0) | 166 : m_newDisplayItemList(0) |
165 , m_constructionDisabled(false) | 167 , m_constructionDisabled(false) |
166 , m_subsequenceCachingDisabled(false) | 168 , m_subsequenceCachingDisabled(false) |
167 , m_textPainted(false) | 169 , m_textPainted(false) |
168 , m_imagePainted(false) | 170 , m_imagePainted(false) |
169 , m_skippingCacheCount(0) | 171 , m_skippingCacheCount(0) |
170 , m_numCachedNewItems(0) | 172 , m_numCachedNewItems(0) |
171 , m_currentCachedSubsequenceBeginIndexInNewList(kNotFound) | 173 , m_currentCachedSubsequenceBeginIndexInNewList(kNotFound) |
| 174 , m_isTrackingPaintInvalidations(false) |
172 #ifndef NDEBUG | 175 #ifndef NDEBUG |
173 , m_numSequentialMatches(0) | 176 , m_numSequentialMatches(0) |
174 , m_numOutOfOrderMatches(0) | 177 , m_numOutOfOrderMatches(0) |
175 , m_numIndexedItems(0) | 178 , m_numIndexedItems(0) |
176 #endif | 179 #endif |
177 { | 180 { |
178 resetCurrentListIndices(); | 181 resetCurrentListIndices(); |
179 } | 182 } |
180 | 183 |
181 private: | 184 private: |
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263 | 266 |
264 // The next item in the current list to be indexed for out-of-order cache re
quests. | 267 // The next item in the current list to be indexed for out-of-order cache re
quests. |
265 size_t m_nextItemToIndex; | 268 size_t m_nextItemToIndex; |
266 | 269 |
267 // Similar to m_outOfOrderItemIndices but | 270 // Similar to m_outOfOrderItemIndices but |
268 // - the indices are chunk indices in m_currentPaintArtifacts.paintChunks(); | 271 // - the indices are chunk indices in m_currentPaintArtifacts.paintChunks(); |
269 // - chunks are matched not only for requests of cached display items, but a
lso non-cached display items. | 272 // - chunks are matched not only for requests of cached display items, but a
lso non-cached display items. |
270 IndicesByClientMap m_outOfOrderChunkIndices; | 273 IndicesByClientMap m_outOfOrderChunkIndices; |
271 | 274 |
272 size_t m_currentCachedSubsequenceBeginIndexInNewList; | 275 size_t m_currentCachedSubsequenceBeginIndexInNewList; |
| 276 bool m_isTrackingPaintInvalidations; |
273 size_t m_nextChunkToMatch; | 277 size_t m_nextChunkToMatch; |
274 | 278 |
275 DisplayItemClient::CacheGenerationOrInvalidationReason m_currentCacheGenerat
ion; | 279 DisplayItemClient::CacheGenerationOrInvalidationReason m_currentCacheGenerat
ion; |
276 | 280 |
277 #ifndef NDEBUG | 281 #ifndef NDEBUG |
278 int m_numSequentialMatches; | 282 int m_numSequentialMatches; |
279 int m_numOutOfOrderMatches; | 283 int m_numOutOfOrderMatches; |
280 int m_numIndexedItems; | 284 int m_numIndexedItems; |
281 #endif | 285 #endif |
282 | 286 |
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300 | 304 |
301 #if CHECK_DISPLAY_ITEM_CLIENT_ALIVENESS | 305 #if CHECK_DISPLAY_ITEM_CLIENT_ALIVENESS |
302 // A stack recording subsequence clients that are currently painting. | 306 // A stack recording subsequence clients that are currently painting. |
303 Vector<const DisplayItemClient*> m_currentSubsequenceClients; | 307 Vector<const DisplayItemClient*> m_currentSubsequenceClients; |
304 #endif | 308 #endif |
305 }; | 309 }; |
306 | 310 |
307 } // namespace blink | 311 } // namespace blink |
308 | 312 |
309 #endif // PaintController_h | 313 #endif // PaintController_h |
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