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1 /* | 1 /* |
2 * Copyright (C) 2009, 2010, 2011 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009, 2010, 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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497 } | 497 } |
498 } else { | 498 } else { |
499 if (hasScrollingLayer()) | 499 if (hasScrollingLayer()) |
500 m_scrollingContentsLayer->setContentsOpaque(false); | 500 m_scrollingContentsLayer->setContentsOpaque(false); |
501 m_graphicsLayer->setContentsOpaque( | 501 m_graphicsLayer->setContentsOpaque( |
502 m_owningLayer.backgroundIsKnownToBeOpaqueInRect(compositedBounds())); | 502 m_owningLayer.backgroundIsKnownToBeOpaqueInRect(compositedBounds())); |
503 } | 503 } |
504 } | 504 } |
505 } | 505 } |
506 | 506 |
| 507 void CompositedLayerMapping::updateRasterizationPolicy() { |
| 508 bool allowTransformedRasterization = |
| 509 !requiresCompositing(m_owningLayer.getCompositingReasons() & |
| 510 ~CompositingReasonSquashingDisallowed); |
| 511 m_graphicsLayer->contentLayer()->setAllowTransformedRasterization( |
| 512 allowTransformedRasterization); |
| 513 if (m_squashingLayer) |
| 514 m_squashingLayer->contentLayer()->setAllowTransformedRasterization(true); |
| 515 } |
| 516 |
507 void CompositedLayerMapping::updateCompositedBounds() { | 517 void CompositedLayerMapping::updateCompositedBounds() { |
508 DCHECK_EQ(m_owningLayer.compositor()->lifecycle().state(), | 518 DCHECK_EQ(m_owningLayer.compositor()->lifecycle().state(), |
509 DocumentLifecycle::InCompositingUpdate); | 519 DocumentLifecycle::InCompositingUpdate); |
510 // FIXME: if this is really needed for performance, it would be better to | 520 // FIXME: if this is really needed for performance, it would be better to |
511 // store it on Layer. | 521 // store it on Layer. |
512 m_compositedBounds = m_owningLayer.boundingBoxForCompositing(); | 522 m_compositedBounds = m_owningLayer.boundingBoxForCompositing(); |
513 m_contentOffsetInCompositingLayerDirty = true; | 523 m_contentOffsetInCompositingLayerDirty = true; |
514 } | 524 } |
515 | 525 |
516 void CompositedLayerMapping::updateAfterPartResize() { | 526 void CompositedLayerMapping::updateAfterPartResize() { |
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1111 m_owningLayer.getScrollableArea()->positionOverflowControls(); | 1121 m_owningLayer.getScrollableArea()->positionOverflowControls(); |
1112 | 1122 |
1113 updateLayerBlendMode(layoutObject().styleRef()); | 1123 updateLayerBlendMode(layoutObject().styleRef()); |
1114 updateIsRootForIsolatedGroup(); | 1124 updateIsRootForIsolatedGroup(); |
1115 updateContentsRect(); | 1125 updateContentsRect(); |
1116 updateBackgroundColor(); | 1126 updateBackgroundColor(); |
1117 updateDrawsContent(); | 1127 updateDrawsContent(); |
1118 updateElementIdAndCompositorMutableProperties(); | 1128 updateElementIdAndCompositorMutableProperties(); |
1119 updateBackgroundPaintsOntoScrollingContentsLayer(); | 1129 updateBackgroundPaintsOntoScrollingContentsLayer(); |
1120 updateContentsOpaque(); | 1130 updateContentsOpaque(); |
| 1131 updateRasterizationPolicy(); |
1121 updateAfterPartResize(); | 1132 updateAfterPartResize(); |
1122 updateRenderingContext(); | 1133 updateRenderingContext(); |
1123 updateShouldFlattenTransform(); | 1134 updateShouldFlattenTransform(); |
1124 updateChildrenTransform(); | 1135 updateChildrenTransform(); |
1125 updateScrollParent(scrollParent()); | 1136 updateScrollParent(scrollParent()); |
1126 registerScrollingLayers(); | 1137 registerScrollingLayers(); |
1127 | 1138 |
1128 updateCompositingReasons(); | 1139 updateCompositingReasons(); |
1129 } | 1140 } |
1130 | 1141 |
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3538 } else if (graphicsLayer == m_decorationOutlineLayer.get()) { | 3549 } else if (graphicsLayer == m_decorationOutlineLayer.get()) { |
3539 name = "Decoration Layer"; | 3550 name = "Decoration Layer"; |
3540 } else { | 3551 } else { |
3541 NOTREACHED(); | 3552 NOTREACHED(); |
3542 } | 3553 } |
3543 | 3554 |
3544 return name; | 3555 return name; |
3545 } | 3556 } |
3546 | 3557 |
3547 } // namespace blink | 3558 } // namespace blink |
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