Source/core/rendering/RenderLayer.h - Issue 264183002: RAL: Eliminate n^2 walk to find repaint containers

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Issue 264183002: RAL: Eliminate n^2 walk to find repaint containers (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: One more simple rebaseline... Created 6 years, 7 months ago

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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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231 bool hasNonCompositedChild() const { ASSERT(isAllowedToQueryCompositingState ()); return m_hasNonCompositedChild; }	231 bool hasNonCompositedChild() const { ASSERT(isAllowedToQueryCompositingState ()); return m_hasNonCompositedChild; }

232	232

233 bool usedTransparency() const { return m_usedTransparency; }	233 bool usedTransparency() const { return m_usedTransparency; }

234	234

235 // Gets the nearest enclosing positioned ancestor layer (also includes	235 // Gets the nearest enclosing positioned ancestor layer (also includes

236 // the <html> layer and the root layer).	236 // the <html> layer and the root layer).

237 RenderLayer* enclosingPositionedAncestor() const;	237 RenderLayer* enclosingPositionedAncestor() const;

238	238

239 RenderLayer* enclosingOverflowClipLayer(IncludeSelfOrNot = IncludeSelf) cons t;	239 RenderLayer* enclosingOverflowClipLayer(IncludeSelfOrNot = IncludeSelf) cons t;

240	240

	241 bool isRepaintContainer() const;

241 // Enclosing compositing layer; if includeSelf is true, may return this.	242 // Enclosing compositing layer; if includeSelf is true, may return this.

242 RenderLayer* enclosingCompositingLayer(IncludeSelfOrNot = IncludeSelf) const ;	243 RenderLayer* enclosingCompositingLayer(IncludeSelfOrNot = IncludeSelf) const ;

243 RenderLayer* enclosingCompositingLayerForRepaint(IncludeSelfOrNot = IncludeS elf) const;	244 RenderLayer* enclosingCompositingLayerForRepaint(IncludeSelfOrNot = IncludeS elf) const;

244 // Ancestor compositing layer, excluding this.	245 // Ancestor compositing layer, excluding this.

245 RenderLayer* ancestorCompositingLayer() const { return enclosingCompositingL ayer(ExcludeSelf); }	246 RenderLayer* ancestorCompositingLayer() const { return enclosingCompositingL ayer(ExcludeSelf); }

246	247

247 // Ancestor composited scrolling layer at or above our containing block.	248 // Ancestor composited scrolling layer at or above our containing block.

248 RenderLayer* ancestorCompositedScrollingLayer() const;	249 RenderLayer* ancestorCompositedScrollingLayer() const;

249	250

250 // Ancestor scrolling layer at or above our containing block.	251 // Ancestor scrolling layer at or above our containing block.

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757	758

758 } // namespace WebCore	759 } // namespace WebCore

759	760

760 #ifndef NDEBUG	761 #ifndef NDEBUG

761 // Outside the WebCore namespace for ease of invocation from gdb.	762 // Outside the WebCore namespace for ease of invocation from gdb.

762 void showLayerTree(const WebCore::RenderLayer*);	763 void showLayerTree(const WebCore::RenderLayer*);

763 void showLayerTree(const WebCore::RenderObject*);	764 void showLayerTree(const WebCore::RenderObject*);

764 #endif	765 #endif

765	766

766 #endif // RenderLayer_h	767 #endif // RenderLayer_h

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