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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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115 GraphicsLayer* squashingLayer() const { return m_squashingLayer.get(); } | 115 GraphicsLayer* squashingLayer() const { return m_squashingLayer.get(); } |
116 // Contains the bottommost layer in the hierarchy that can contain the child
ren transform. | 116 // Contains the bottommost layer in the hierarchy that can contain the child
ren transform. |
117 GraphicsLayer* layerForChildrenTransform() const; | 117 GraphicsLayer* layerForChildrenTransform() const; |
118 | 118 |
119 void setSquashingContentsNeedDisplay(); | 119 void setSquashingContentsNeedDisplay(); |
120 void setContentsNeedDisplay(); | 120 void setContentsNeedDisplay(); |
121 // r is in the coordinate space of the layer's render object | 121 // r is in the coordinate space of the layer's render object |
122 void setContentsNeedDisplayInRect(const LayoutRect&, PaintInvalidationReason
); | 122 void setContentsNeedDisplayInRect(const LayoutRect&, PaintInvalidationReason
); |
123 | 123 |
124 // Notification from the renderer that its content changed. | 124 // Notification from the renderer that its content changed. |
125 void contentChanged(ContentChangeType); | 125 void contentChanged(ContentChangeType, const IntRect&); |
126 | 126 |
127 LayoutRect compositedBounds() const { return m_compositedBounds; } | 127 LayoutRect compositedBounds() const { return m_compositedBounds; } |
128 IntRect pixelSnappedCompositedBounds() const; | 128 IntRect pixelSnappedCompositedBounds() const; |
129 | 129 |
130 void positionOverflowControlsLayers(const IntSize& offsetFromRoot); | 130 void positionOverflowControlsLayers(const IntSize& offsetFromRoot); |
131 bool hasUnpositionedOverflowControlsLayers() const; | 131 bool hasUnpositionedOverflowControlsLayers() const; |
132 | 132 |
133 // Returns true if the assignment actually changed the assigned squashing la
yer. | 133 // Returns true if the assignment actually changed the assigned squashing la
yer. |
134 bool updateSquashingLayerAssignment(RenderLayer* squashedLayer, const Render
Layer& owningLayer, size_t nextSquashedLayerIndex); | 134 bool updateSquashingLayerAssignment(RenderLayer* squashedLayer, const Render
Layer& owningLayer, size_t nextSquashedLayerIndex); |
135 void removeRenderLayerFromSquashingGraphicsLayer(const RenderLayer*); | 135 void removeRenderLayerFromSquashingGraphicsLayer(const RenderLayer*); |
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409 unsigned m_pendingUpdateScope : 2; | 409 unsigned m_pendingUpdateScope : 2; |
410 unsigned m_isMainFrameRenderViewLayer : 1; | 410 unsigned m_isMainFrameRenderViewLayer : 1; |
411 | 411 |
412 unsigned m_backgroundLayerPaintsFixedRootBackground : 1; | 412 unsigned m_backgroundLayerPaintsFixedRootBackground : 1; |
413 unsigned m_scrollingContentsAreEmpty : 1; | 413 unsigned m_scrollingContentsAreEmpty : 1; |
414 }; | 414 }; |
415 | 415 |
416 } // namespace blink | 416 } // namespace blink |
417 | 417 |
418 #endif // CompositedLayerMapping_h | 418 #endif // CompositedLayerMapping_h |
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