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1 /* | 1 /* |
2 * Copyright (C) 2003, 2009, 2012 Apple Inc. All rights reserved. | 2 * Copyright (C) 2003, 2009, 2012 Apple Inc. All rights reserved. |
3 * Copyright (C) 2013 Intel Corporation. All rights reserved. | 3 * Copyright (C) 2013 Intel Corporation. All rights reserved. |
4 * | 4 * |
5 * Portions are Copyright (C) 1998 Netscape Communications Corporation. | 5 * Portions are Copyright (C) 1998 Netscape Communications Corporation. |
6 * | 6 * |
7 * Other contributors: | 7 * Other contributors: |
8 * Robert O'Callahan <roc+@cs.cmu.edu> | 8 * Robert O'Callahan <roc+@cs.cmu.edu> |
9 * David Baron <dbaron@fas.harvard.edu> | 9 * David Baron <dbaron@fas.harvard.edu> |
10 * Christian Biesinger <cbiesinger@web.de> | 10 * Christian Biesinger <cbiesinger@web.de> |
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454 | 454 |
455 void filterNeedsRepaint(); | 455 void filterNeedsRepaint(); |
456 bool hasFilter() const { return renderer()->hasFilter(); } | 456 bool hasFilter() const { return renderer()->hasFilter(); } |
457 | 457 |
458 bool hasBlendMode() const; | 458 bool hasBlendMode() const; |
459 | 459 |
460 void* operator new(size_t); | 460 void* operator new(size_t); |
461 // Only safe to call from RenderLayerModelObject::destroyLayer() | 461 // Only safe to call from RenderLayerModelObject::destroyLayer() |
462 void operator delete(void*); | 462 void operator delete(void*); |
463 | 463 |
464 CompositingState compositingState() const; | 464 bool adjustForForceCompositedScrollingMode(bool) const; |
465 | 465 |
466 CompositedLayerMapping* compositedLayerMapping() const | 466 bool isComposited() const { return m_compositedLayerMapping; } |
467 { | 467 bool hasCompositedMask() const; |
468 // NOTE: Checking whether backing exists is equivalent to asking if you
are in one of these two compositing states. | 468 bool hasCompositedClippingMask() const; |
469 // If this is why you are using compositedLayerMapping(), consider
using compositingState() instead. | 469 CompositedLayerMapping* compositedLayerMapping() const { return m_composited
LayerMapping.get(); } |
470 return m_compositedLayerMapping.get(); | |
471 } | |
472 | |
473 CompositedLayerMapping* ensureCompositedLayerMapping(); | 470 CompositedLayerMapping* ensureCompositedLayerMapping(); |
474 void clearCompositedLayerMapping(bool layerBeingDestroyed = false); | 471 void clearCompositedLayerMapping(bool layerBeingDestroyed = false); |
475 bool adjustForForceCompositedScrollingMode(bool) const; | |
476 | |
477 bool hasCompositedMask() const; | |
478 bool hasCompositedClippingMask() const; | |
479 bool needsCompositedScrolling() const; | 472 bool needsCompositedScrolling() const; |
480 bool needsToBeStackingContainer() const; | 473 bool needsToBeStackingContainer() const; |
481 | 474 |
482 RenderLayer* scrollParent() const; | 475 RenderLayer* scrollParent() const; |
483 RenderLayer* clipParent() const; | 476 RenderLayer* clipParent() const; |
484 | 477 |
485 bool needsCompositingLayersRebuiltForClip(const RenderStyle* oldStyle, const
RenderStyle* newStyle) const; | 478 bool needsCompositingLayersRebuiltForClip(const RenderStyle* oldStyle, const
RenderStyle* newStyle) const; |
486 bool needsCompositingLayersRebuiltForOverflow(const RenderStyle* oldStyle, c
onst RenderStyle* newStyle) const; | 479 bool needsCompositingLayersRebuiltForOverflow(const RenderStyle* oldStyle, c
onst RenderStyle* newStyle) const; |
487 bool needsCompositingLayersRebuiltForFilters(const RenderStyle* oldStyle, co
nst RenderStyle* newStyle, bool didPaintWithFilters) const; | 480 bool needsCompositingLayersRebuiltForFilters(const RenderStyle* oldStyle, co
nst RenderStyle* newStyle, bool didPaintWithFilters) const; |
488 | 481 |
489 bool paintsWithTransparency(PaintBehavior paintBehavior) const | 482 bool paintsWithTransparency(PaintBehavior paintBehavior) const |
490 { | 483 { |
491 return isTransparent() && ((paintBehavior & PaintBehaviorFlattenComposit
ingLayers) || compositingState() != PaintsIntoOwnBacking); | 484 return isTransparent() && ((paintBehavior & PaintBehaviorFlattenComposit
ingLayers) || !isComposited()); |
492 } | 485 } |
493 | 486 |
494 bool paintsWithTransform(PaintBehavior) const; | 487 bool paintsWithTransform(PaintBehavior) const; |
495 | 488 |
496 // Returns true if background phase is painted opaque in the given rect. | 489 // Returns true if background phase is painted opaque in the given rect. |
497 // The query rect is given in local coordinates. | 490 // The query rect is given in local coordinates. |
498 bool backgroundIsKnownToBeOpaqueInRect(const LayoutRect&) const; | 491 bool backgroundIsKnownToBeOpaqueInRect(const LayoutRect&) const; |
499 | 492 |
500 bool containsDirtyOverlayScrollbars() const { return m_containsDirtyOverlayS
crollbars; } | 493 bool containsDirtyOverlayScrollbars() const { return m_containsDirtyOverlayS
crollbars; } |
501 void setContainsDirtyOverlayScrollbars(bool dirtyScrollbars) { m_containsDir
tyOverlayScrollbars = dirtyScrollbars; } | 494 void setContainsDirtyOverlayScrollbars(bool dirtyScrollbars) { m_containsDir
tyOverlayScrollbars = dirtyScrollbars; } |
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1011 | 1004 |
1012 } // namespace WebCore | 1005 } // namespace WebCore |
1013 | 1006 |
1014 #ifndef NDEBUG | 1007 #ifndef NDEBUG |
1015 // Outside the WebCore namespace for ease of invocation from gdb. | 1008 // Outside the WebCore namespace for ease of invocation from gdb. |
1016 void showLayerTree(const WebCore::RenderLayer*); | 1009 void showLayerTree(const WebCore::RenderLayer*); |
1017 void showLayerTree(const WebCore::RenderObject*); | 1010 void showLayerTree(const WebCore::RenderObject*); |
1018 #endif | 1011 #endif |
1019 | 1012 |
1020 #endif // RenderLayer_h | 1013 #endif // RenderLayer_h |
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