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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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418 ->ScrollCornerAndResizerRect() | 418 ->ScrollCornerAndResizerRect() |
419 .IsEmpty(); | 419 .IsEmpty(); |
420 } | 420 } |
421 bool UpdateScrollingLayers(bool scrolling_layers); | 421 bool UpdateScrollingLayers(bool scrolling_layers); |
422 void UpdateScrollParent(const PaintLayer*); | 422 void UpdateScrollParent(const PaintLayer*); |
423 void UpdateClipParent(const PaintLayer* scroll_parent); | 423 void UpdateClipParent(const PaintLayer* scroll_parent); |
424 bool UpdateSquashingLayers(bool needs_squashing_layers); | 424 bool UpdateSquashingLayers(bool needs_squashing_layers); |
425 void UpdateDrawsContent(); | 425 void UpdateDrawsContent(); |
426 void UpdateChildrenTransform(); | 426 void UpdateChildrenTransform(); |
427 void UpdateCompositedBounds(); | 427 void UpdateCompositedBounds(); |
| 428 void UpdateScrollBoundaryBehavior(); |
428 void RegisterScrollingLayers(); | 429 void RegisterScrollingLayers(); |
429 | 430 |
430 // Also sets subpixelAccumulation on the layer. | 431 // Also sets subpixelAccumulation on the layer. |
431 void ComputeBoundsOfOwningLayer( | 432 void ComputeBoundsOfOwningLayer( |
432 const PaintLayer* composited_ancestor, | 433 const PaintLayer* composited_ancestor, |
433 IntRect& local_compositing_bounds, | 434 IntRect& local_compositing_bounds, |
434 IntRect& compositing_bounds_relative_to_composited_ancestor, | 435 IntRect& compositing_bounds_relative_to_composited_ancestor, |
435 LayoutPoint& offset_from_composited_ancestor, | 436 LayoutPoint& offset_from_composited_ancestor, |
436 IntPoint& snapped_offset_from_composited_ancestor); | 437 IntPoint& snapped_offset_from_composited_ancestor); |
437 | 438 |
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707 unsigned background_paints_onto_graphics_layer_ : 1; | 708 unsigned background_paints_onto_graphics_layer_ : 1; |
708 | 709 |
709 bool draws_background_onto_content_layer_; | 710 bool draws_background_onto_content_layer_; |
710 | 711 |
711 friend class CompositedLayerMappingTest; | 712 friend class CompositedLayerMappingTest; |
712 }; | 713 }; |
713 | 714 |
714 } // namespace blink | 715 } // namespace blink |
715 | 716 |
716 #endif // CompositedLayerMapping_h | 717 #endif // CompositedLayerMapping_h |
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