Source/core/rendering/RenderDeprecatedFlexibleBox.h - Issue 154343002: Devirtualize isStretchingChildren

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Issue 154343002: Devirtualize isStretchingChildren (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Fix Debug ASSERT Created 6 years, 10 months ago

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1 /*	1 /*

2 * This file is part of the render object implementation for KHTML.	2 * This file is part of the render object implementation for KHTML.

3 *	3 *

4 * Copyright (C) 2003 Apple Computer, Inc.	4 * Copyright (C) 2003 Apple Computer, Inc.

5 *	5 *

6 * This library is free software; you can redistribute it and/or	6 * This library is free software; you can redistribute it and/or

7 * modify it under the terms of the GNU Library General Public	7 * modify it under the terms of the GNU Library General Public

8 * License as published by the Free Software Foundation; either	8 * License as published by the Free Software Foundation; either

9 * version 2 of the License, or (at your option) any later version.	9 * version 2 of the License, or (at your option) any later version.

10 *	10 *

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39 virtual const char* renderName() const OVERRIDE;	39 virtual const char* renderName() const OVERRIDE;

40	40

41 virtual void styleWillChange(StyleDifference, const RenderStyle* newStyle) O VERRIDE;	41 virtual void styleWillChange(StyleDifference, const RenderStyle* newStyle) O VERRIDE;

42	42

43 virtual void layoutBlock(bool relayoutChildren) OVERRIDE;	43 virtual void layoutBlock(bool relayoutChildren) OVERRIDE;

44 void layoutHorizontalBox(bool relayoutChildren);	44 void layoutHorizontalBox(bool relayoutChildren);

45 void layoutVerticalBox(bool relayoutChildren);	45 void layoutVerticalBox(bool relayoutChildren);

46	46

47 virtual bool avoidsFloats() const OVERRIDE { return true; }	47 virtual bool avoidsFloats() const OVERRIDE { return true; }

48 virtual bool isDeprecatedFlexibleBox() const OVERRIDE { return true; }	48 virtual bool isDeprecatedFlexibleBox() const OVERRIDE { return true; }

49 virtual bool isStretchingChildren() const OVERRIDE { return m_stretchingChil dren; }	49 bool isStretchingChildren() const { return m_stretchingChildren; }

50 virtual bool canCollapseAnonymousBlockChild() const OVERRIDE { return false; }	50 virtual bool canCollapseAnonymousBlockChild() const OVERRIDE { return false; }

51	51

52 void placeChild(RenderBox* child, const LayoutPoint& location);	52 void placeChild(RenderBox* child, const LayoutPoint& location);

53	53

54 protected:	54 protected:

55 virtual void computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, Layo utUnit& maxLogicalWidth) const OVERRIDE;	55 virtual void computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, Layo utUnit& maxLogicalWidth) const OVERRIDE;

56 virtual void computePreferredLogicalWidths() OVERRIDE;	56 virtual void computePreferredLogicalWidths() OVERRIDE;

57	57

58 LayoutUnit allowedChildFlex(RenderBox* child, bool expanding, unsigned group );	58 LayoutUnit allowedChildFlex(RenderBox* child, bool expanding, unsigned group );

59	59

60 bool hasMultipleLines() const { return style()->boxLines() == MULTIPLE; }	60 bool hasMultipleLines() const { return style()->boxLines() == MULTIPLE; }

61 bool isVertical() const { return style()->boxOrient() == VERTICAL; }	61 bool isVertical() const { return style()->boxOrient() == VERTICAL; }

62 bool isHorizontal() const { return style()->boxOrient() == HORIZONTAL; }	62 bool isHorizontal() const { return style()->boxOrient() == HORIZONTAL; }

63	63

64 bool m_stretchingChildren;	64 bool m_stretchingChildren;

65	65

66 private:	66 private:

67 virtual bool supportsPartialLayout() const OVERRIDE { return false; }	67 virtual bool supportsPartialLayout() const OVERRIDE { return false; }

68	68

69 void applyLineClamp(FlexBoxIterator&, bool relayoutChildren);	69 void applyLineClamp(FlexBoxIterator&, bool relayoutChildren);

70 void clearLineClamp();	70 void clearLineClamp();

71 };	71 };

72	72

	73 DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderDeprecatedFlexibleBox, isDeprecatedFlexibl eBox());

	74

73 } // namespace WebCore	75 } // namespace WebCore

74	76

75 #endif // RenderDeprecatedFlexibleBox_h	77 #endif // RenderDeprecatedFlexibleBox_h

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