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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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745 layer->setPotentialCompositingReasonsFromStyle(m_compositingReasonFinder.pot
entialCompositingReasonsFromStyle(layer->layoutObject())); | 745 layer->setPotentialCompositingReasonsFromStyle(m_compositingReasonFinder.pot
entialCompositingReasonsFromStyle(layer->layoutObject())); |
746 } | 746 } |
747 | 747 |
748 void DeprecatedPaintLayerCompositor::updateDirectCompositingReasons(DeprecatedPa
intLayer* layer) | 748 void DeprecatedPaintLayerCompositor::updateDirectCompositingReasons(DeprecatedPa
intLayer* layer) |
749 { | 749 { |
750 layer->setCompositingReasons(m_compositingReasonFinder.directReasons(layer),
CompositingReasonComboAllDirectReasons); | 750 layer->setCompositingReasons(m_compositingReasonFinder.directReasons(layer),
CompositingReasonComboAllDirectReasons); |
751 } | 751 } |
752 | 752 |
753 bool DeprecatedPaintLayerCompositor::canBeComposited(const DeprecatedPaintLayer*
layer) const | 753 bool DeprecatedPaintLayerCompositor::canBeComposited(const DeprecatedPaintLayer*
layer) const |
754 { | 754 { |
755 return m_hasAcceleratedCompositing && layer->isSelfPaintingLayer() && !layer
->subtreeIsInvisible(); | 755 return m_hasAcceleratedCompositing && layer->isSelfPaintingLayer() && !layer
->subtreeIsInvisible() && !layer->layoutObject()->isLayoutFlowThread(); |
756 } | 756 } |
757 | 757 |
758 // Return true if the given layer is a stacking context and has compositing chil
d | 758 // Return true if the given layer is a stacking context and has compositing chil
d |
759 // layers that it needs to clip. In this case we insert a clipping GraphicsLayer | 759 // layers that it needs to clip. In this case we insert a clipping GraphicsLayer |
760 // into the hierarchy between this layer and its children in the z-order hierarc
hy. | 760 // into the hierarchy between this layer and its children in the z-order hierarc
hy. |
761 bool DeprecatedPaintLayerCompositor::clipsCompositingDescendants(const Deprecate
dPaintLayer* layer) const | 761 bool DeprecatedPaintLayerCompositor::clipsCompositingDescendants(const Deprecate
dPaintLayer* layer) const |
762 { | 762 { |
763 return layer->hasCompositingDescendant() && layer->layoutObject()->hasClipOr
OverflowClip(); | 763 return layer->hasCompositingDescendant() && layer->layoutObject()->hasClipOr
OverflowClip(); |
764 } | 764 } |
765 | 765 |
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1179 } else if (graphicsLayer == m_scrollLayer.get()) { | 1179 } else if (graphicsLayer == m_scrollLayer.get()) { |
1180 name = "LocalFrame Scrolling Layer"; | 1180 name = "LocalFrame Scrolling Layer"; |
1181 } else { | 1181 } else { |
1182 ASSERT_NOT_REACHED(); | 1182 ASSERT_NOT_REACHED(); |
1183 } | 1183 } |
1184 | 1184 |
1185 return name; | 1185 return name; |
1186 } | 1186 } |
1187 | 1187 |
1188 } // namespace blink | 1188 } // namespace blink |
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