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1 /* | 1 /* |
2 * Copyright (C) 2009, 2010 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009, 2010 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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329 CompositingInputsUpdater::assertNeedsCompositingInputsUpdateBitsCleared(root Layer()); | 329 CompositingInputsUpdater::assertNeedsCompositingInputsUpdateBitsCleared(root Layer()); |
330 #endif | 330 #endif |
331 } | 331 } |
332 | 332 |
333 static void forceRecomputePaintInvalidationRectsIncludingNonCompositingDescendan ts(LayoutObject* layoutObject) | 333 static void forceRecomputePaintInvalidationRectsIncludingNonCompositingDescendan ts(LayoutObject* layoutObject) |
334 { | 334 { |
335 // We clear the previous paint invalidation rect as it's wrong (paint invali ation container | 335 // We clear the previous paint invalidation rect as it's wrong (paint invali ation container |
336 // changed, ...). Forcing a full invalidation will make us recompute it. Als o we are not | 336 // changed, ...). Forcing a full invalidation will make us recompute it. Als o we are not |
337 // changing the previous position from our paint invalidation container, whi ch is fine as | 337 // changing the previous position from our paint invalidation container, whi ch is fine as |
338 // we want a full paint invalidation anyway. | 338 // we want a full paint invalidation anyway. |
339 layoutObject->setPreviousPaintInvalidationRect(LayoutRect()); | 339 layoutObject->setPreviousPaintInvalidationRect(LayoutRect()); |
chrishtr
2015/12/03 18:52:36
Add a new virtual method LayoutObject::clearPrevio
Xianzhu
2015/12/03 22:13:27
Done.
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340 if (layoutObject->isBox()) { | |
341 if (PaintLayerScrollableArea* scrollableArea = toLayoutBox(layoutObject) ->scrollableArea()) | |
342 scrollableArea->clearPreviousPaintInvalidationRects(); | |
343 } | |
340 layoutObject->setShouldDoFullPaintInvalidation(); | 344 layoutObject->setShouldDoFullPaintInvalidation(); |
341 | 345 |
342 for (LayoutObject* child = layoutObject->slowFirstChild(); child; child = ch ild->nextSibling()) { | 346 for (LayoutObject* child = layoutObject->slowFirstChild(); child; child = ch ild->nextSibling()) { |
343 if (!child->isPaintInvalidationContainer()) | 347 if (!child->isPaintInvalidationContainer()) |
344 forceRecomputePaintInvalidationRectsIncludingNonCompositingDescendan ts(child); | 348 forceRecomputePaintInvalidationRectsIncludingNonCompositingDescendan ts(child); |
345 } | 349 } |
346 } | 350 } |
347 | 351 |
348 | 352 |
349 void PaintLayerCompositor::updateIfNeeded() | 353 void PaintLayerCompositor::updateIfNeeded() |
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1192 } else if (graphicsLayer == m_scrollLayer.get()) { | 1196 } else if (graphicsLayer == m_scrollLayer.get()) { |
1193 name = "Frame Scrolling Layer"; | 1197 name = "Frame Scrolling Layer"; |
1194 } else { | 1198 } else { |
1195 ASSERT_NOT_REACHED(); | 1199 ASSERT_NOT_REACHED(); |
1196 } | 1200 } |
1197 | 1201 |
1198 return name; | 1202 return name; |
1199 } | 1203 } |
1200 | 1204 |
1201 } // namespace blink | 1205 } // namespace blink |
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