Source/core/layout/LayoutBoxModelObject.h - Issue 1145993002: Refactor root element background painting

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Issue 1145993002: Refactor root element background painting (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: rebase, adding back TestExpectation Created 5 years, 6 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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197 // The query rect is given in local coordinate system.	197 // The query rect is given in local coordinate system.

198 virtual bool backgroundIsKnownToBeOpaqueInRect(const LayoutRect&) const { re turn false; }	198 virtual bool backgroundIsKnownToBeOpaqueInRect(const LayoutRect&) const { re turn false; }

199	199

200 virtual void invalidateTreeIfNeeded(PaintInvalidationState&) override;	200 virtual void invalidateTreeIfNeeded(PaintInvalidationState&) override;

201	201

202 // Indicate that the contents of this layoutObject need to be repainted. Onl y has an effect if compositing is being used,	202 // Indicate that the contents of this layoutObject need to be repainted. Onl y has an effect if compositing is being used,

203 void setBackingNeedsPaintInvalidationInRect(const LayoutRect&, PaintInvalida tionReason) const; // r is in the coordinate space of this layout object	203 void setBackingNeedsPaintInvalidationInRect(const LayoutRect&, PaintInvalida tionReason) const; // r is in the coordinate space of this layout object

204	204

205 void invalidateDisplayItemClientOnBacking(const DisplayItemClientWrapper&) c onst;	205 void invalidateDisplayItemClientOnBacking(const DisplayItemClientWrapper&) c onst;

206	206

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

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

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

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

	211

207 protected:	212 protected:

208 virtual void willBeDestroyed() override;	213 virtual void willBeDestroyed() override;

209	214

210 LayoutPoint adjustedPositionRelativeToOffsetParent(const LayoutPoint&) const ;	215 LayoutPoint adjustedPositionRelativeToOffsetParent(const LayoutPoint&) const ;

211	216

212 bool calculateHasBoxDecorations() const;	217 bool calculateHasBoxDecorations() const;

213	218

214 LayoutBoxModelObject* continuation() const;	219 LayoutBoxModelObject* continuation() const;

215 void setContinuation(LayoutBoxModelObject*);	220 void setContinuation(LayoutBoxModelObject*);

216	221

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263 virtual bool isLayoutBoxModelObject() const override final { return true; }	268 virtual bool isLayoutBoxModelObject() const override final { return true; }

264	269

265 OwnPtr<DeprecatedPaintLayer> m_layer;	270 OwnPtr<DeprecatedPaintLayer> m_layer;

266 };	271 };

267	272

268 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutBoxModelObject, isBoxModelObject());	273 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutBoxModelObject, isBoxModelObject());

269	274

270 } // namespace blink	275 } // namespace blink

271	276

272 #endif // LayoutBoxModelObject_h	277 #endif // LayoutBoxModelObject_h

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