third_party/WebKit/Source/core/layout/LayoutBoxModelObject.h - Issue 1416053003: Let synchronized painting generate correct paint invalidation rects

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Issue 1416053003: Let synchronized painting generate correct paint invalidation rects (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Cleanup Created 5 years, 2 months ago

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1 /*	1 /*

2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)	2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)

3 * (C) 1999 Antti Koivisto (koivisto@kde.org)	3 * (C) 1999 Antti Koivisto (koivisto@kde.org)

4 * Copyright (C) 2003, 2006, 2007, 2009 Apple Inc. All rights reserved.	4 * Copyright (C) 2003, 2006, 2007, 2009 Apple Inc. All rights reserved.

5 * Copyright (C) 2010 Google Inc. All rights reserved.	5 * Copyright (C) 2010 Google Inc. All rights reserved.

6 *	6 *

7 * This library is free software; you can redistribute it and/or	7 * This library is free software; you can redistribute it and/or

8 * modify it under the terms of the GNU Library General Public	8 * modify it under the terms of the GNU Library General Public

9 * License as published by the Free Software Foundation; either	9 * License as published by the Free Software Foundation; either

10 * version 2 of the License, or (at your option) any later version.	10 * version 2 of the License, or (at your option) any later version.

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267	267

268 // Returns true if the background is painted opaque in the given rect.	268 // Returns true if the background is painted opaque in the given rect.

269 // The query rect is given in local coordinate system.	269 // The query rect is given in local coordinate system.

270 virtual bool backgroundIsKnownToBeOpaqueInRect(const LayoutRect&) const { re turn false; }	270 virtual bool backgroundIsKnownToBeOpaqueInRect(const LayoutRect&) const { re turn false; }

271	271

272 void invalidateTreeIfNeeded(PaintInvalidationState&) override;	272 void invalidateTreeIfNeeded(PaintInvalidationState&) override;

273	273

274 // Indicate that the contents of this layoutObject need to be repainted. Onl y has an effect if compositing is being used,	274 // Indicate that the contents of this layoutObject need to be repainted. Onl y has an effect if compositing is being used,

275 void setBackingNeedsPaintInvalidationInRect(const LayoutRect&, PaintInvalida tionReason) const; // r is in the coordinate space of this layout object	275 void setBackingNeedsPaintInvalidationInRect(const LayoutRect&, PaintInvalida tionReason) const; // r is in the coordinate space of this layout object

276	276

277 void invalidateDisplayItemClientOnBacking(const DisplayItemClientWrapper&, P aintInvalidationReason, const LayoutRect& previousPaintInvalidationRect, const L ayoutRect& newPaintInvalidationRect) const;	277 void invalidateDisplayItemClientOnBacking(const DisplayItemClientWrapper&, P aintInvalidationReason, const LayoutRect* paintInvalidationRect) const;

278	278

279 // http://www.w3.org/TR/css3-background/#body-background	279 // http://www.w3.org/TR/css3-background/#body-background

280 // <html> root element with no background steals background from its first < body> child.	280 // <html> root element with no background steals background from its first < body> child.

281 // The used background for such body element should be the initial value. (i .e. transparent)	281 // The used background for such body element should be the initial value. (i .e. transparent)

282 bool backgroundStolenForBeingBody(const ComputedStyle* rootElementStyle = nu llptr) const;	282 bool backgroundStolenForBeingBody(const ComputedStyle* rootElementStyle = nu llptr) const;

283	283

284 protected:	284 protected:

285 void willBeDestroyed() override;	285 void willBeDestroyed() override;

286	286

287 LayoutPoint adjustedPositionRelativeToOffsetParent(const LayoutPoint&) const ;	287 LayoutPoint adjustedPositionRelativeToOffsetParent(const LayoutPoint&) const ;

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353 // The PaintLayer associated with this object.	353 // The PaintLayer associated with this object.

354 // \|m_layer\| can be nullptr depending on the return value of layerTypeRequir ed().	354 // \|m_layer\| can be nullptr depending on the return value of layerTypeRequir ed().

355 OwnPtr<PaintLayer> m_layer;	355 OwnPtr<PaintLayer> m_layer;

356 };	356 };

357	357

358 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutBoxModelObject, isBoxModelObject());	358 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutBoxModelObject, isBoxModelObject());

359	359

360 } // namespace blink	360 } // namespace blink

361	361

362 #endif // LayoutBoxModelObject_h	362 #endif // LayoutBoxModelObject_h

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