Source/core/frame/FrameView.h - Issue 498773007: Move some scroll invalidations to the paint invalidation phase

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Issue 498773007: Move some scroll invalidations to the paint invalidation phase (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Rebased and improved Created 6 years, 3 months ago

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1 /*	1 /*

2 Copyright (C) 1997 Martin Jones (mjones@kde.org)	2 Copyright (C) 1997 Martin Jones (mjones@kde.org)

3 (C) 1998 Waldo Bastian (bastian@kde.org)	3 (C) 1998 Waldo Bastian (bastian@kde.org)

4 (C) 1998, 1999 Torben Weis (weis@kde.org)	4 (C) 1998, 1999 Torben Weis (weis@kde.org)

5 (C) 1999 Lars Knoll (knoll@kde.org)	5 (C) 1999 Lars Knoll (knoll@kde.org)

6 (C) 1999 Antti Koivisto (koivisto@kde.org)	6 (C) 1999 Antti Koivisto (koivisto@kde.org)

7 Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserv ed.	7 Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserv ed.

8	8

9 This library is free software; you can redistribute it and/or	9 This library is free software; you can redistribute it and/or

10 modify it under the terms of the GNU Library General Public	10 modify it under the terms of the GNU Library General Public

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316 virtual void scrollTo(const IntSize&) OVERRIDE;	316 virtual void scrollTo(const IntSize&) OVERRIDE;

317 virtual IntRect scrollableAreaBoundingBox() const OVERRIDE;	317 virtual IntRect scrollableAreaBoundingBox() const OVERRIDE;

318 virtual bool scrollAnimatorEnabled() const OVERRIDE;	318 virtual bool scrollAnimatorEnabled() const OVERRIDE;

319 virtual bool usesCompositedScrolling() const OVERRIDE;	319 virtual bool usesCompositedScrolling() const OVERRIDE;

320 virtual GraphicsLayer* layerForScrolling() const OVERRIDE;	320 virtual GraphicsLayer* layerForScrolling() const OVERRIDE;

321 virtual GraphicsLayer* layerForHorizontalScrollbar() const OVERRIDE;	321 virtual GraphicsLayer* layerForHorizontalScrollbar() const OVERRIDE;

322 virtual GraphicsLayer* layerForVerticalScrollbar() const OVERRIDE;	322 virtual GraphicsLayer* layerForVerticalScrollbar() const OVERRIDE;

323 virtual GraphicsLayer* layerForScrollCorner() const OVERRIDE;	323 virtual GraphicsLayer* layerForScrollCorner() const OVERRIDE;

324	324

325 protected:	325 protected:

326 virtual void scrollContentsIfNeeded();

327 virtual bool scrollContentsFastPath(const IntSize& scrollDelta) OVERRIDE;	326 virtual bool scrollContentsFastPath(const IntSize& scrollDelta) OVERRIDE;

328 virtual void scrollContentsSlowPath(const IntRect& updateRect) OVERRIDE;	327 virtual void scrollContentsSlowPath(const IntRect& updateRect) OVERRIDE;

329	328

330 virtual bool isVerticalDocument() const OVERRIDE;	329 virtual bool isVerticalDocument() const OVERRIDE;

331 virtual bool isFlippedDocument() const OVERRIDE;	330 virtual bool isFlippedDocument() const OVERRIDE;

332	331

333 private:	332 private:

334 explicit FrameView(LocalFrame*);	333 explicit FrameView(LocalFrame*);

335	334

336 void reset();	335 void reset();

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541 m_view->setCanInvalidatePaintDuringPerformLayout(m_originalValue);	540 m_view->setCanInvalidatePaintDuringPerformLayout(m_originalValue);

542 }	541 }

543 private:	542 private:

544 FrameView* m_view;	543 FrameView* m_view;

545 bool m_originalValue;	544 bool m_originalValue;

546 };	545 };

547	546

548 } // namespace blink	547 } // namespace blink

549	548

550 #endif // FrameView_h	549 #endif // FrameView_h

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