third_party/WebKit/Source/core/layout/LayoutFlowThread.h - Issue 1406973008: Calculate minimum column height after layout.

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Issue 1406973008: Calculate minimum column height after layout. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: code review Created 5 years, 1 month ago

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1 /*	1 /*

2 * Copyright (C) 2011 Adobe Systems Incorporated. All rights reserved.	2 * Copyright (C) 2011 Adobe Systems Incorporated. All rights reserved.

3 *	3 *

4 * Redistribution and use in source and binary forms, with or without	4 * Redistribution and use in source and binary forms, with or without

5 * modification, are permitted provided that the following conditions	5 * modification, are permitted provided that the following conditions

6 * are met:	6 * are met:

7 *	7 *

8 * 1. Redistributions of source code must retain the above	8 * 1. Redistributions of source code must retain the above

9 * copyright notice, this list of conditions and the following	9 * copyright notice, this list of conditions and the following

10 * disclaimer.	10 * disclaimer.

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81 void validateColumnSets();	81 void validateColumnSets();

82 void invalidateColumnSets();	82 void invalidateColumnSets();

83 bool hasValidColumnSetInfo() const { return !m_columnSetsInvalidated && !m_m ultiColumnSetList.isEmpty(); }	83 bool hasValidColumnSetInfo() const { return !m_columnSetsInvalidated && !m_m ultiColumnSetList.isEmpty(); }

84	84

85 void mapRectToPaintInvalidationBacking(const LayoutBoxModelObject* paintInva lidationContainer, LayoutRect&, const PaintInvalidationState*) const override;	85 void mapRectToPaintInvalidationBacking(const LayoutBoxModelObject* paintInva lidationContainer, LayoutRect&, const PaintInvalidationState*) const override;

86	86

87 LayoutUnit pageLogicalHeightForOffset(LayoutUnit);	87 LayoutUnit pageLogicalHeightForOffset(LayoutUnit);

88 LayoutUnit pageRemainingLogicalHeightForOffset(LayoutUnit, PageBoundaryRule) ;	88 LayoutUnit pageRemainingLogicalHeightForOffset(LayoutUnit, PageBoundaryRule) ;

89	89

90 virtual void contentWasLaidOut(LayoutUnit logicalTopInFlowThreadAfterPaginat ion) = 0;	90 virtual void contentWasLaidOut(LayoutUnit logicalTopInFlowThreadAfterPaginat ion) = 0;

91 virtual void updateMinimumPageHeight(LayoutUnit /offset/, LayoutUnit /min Height/) { }

92	91

93 virtual bool isPageLogicalHeightKnown() const { return true; }	92 virtual bool isPageLogicalHeightKnown() const { return true; }

94 bool pageLogicalSizeChanged() const { return m_pageLogicalSizeChanged; }	93 bool pageLogicalSizeChanged() const { return m_pageLogicalSizeChanged; }

95	94

96 void collectLayerFragments(PaintLayerFragments&, const LayoutRect& layerBoun dingBox, const LayoutRect& dirtyRectInFlowThread);	95 void collectLayerFragments(PaintLayerFragments&, const LayoutRect& layerBoun dingBox, const LayoutRect& dirtyRectInFlowThread);

97	96

98 // Return the visual bounding box based on the supplied flow-thread bounding box. Both	97 // Return the visual bounding box based on the supplied flow-thread bounding box. Both

99 // rectangles are completely physical in terms of writing mode.	98 // rectangles are completely physical in terms of writing mode.

100 LayoutRect fragmentsBoundingBox(const LayoutRect& layerBoundingBox) const;	99 LayoutRect fragmentsBoundingBox(const LayoutRect& layerBoundingBox) const;

101	100

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148 // These structures are used by PODIntervalTree for debugging.	147 // These structures are used by PODIntervalTree for debugging.

149 #ifndef NDEBUG	148 #ifndef NDEBUG

150 template <> struct ValueToString<LayoutMultiColumnSet*> {	149 template <> struct ValueToString<LayoutMultiColumnSet*> {

151 static String string(const LayoutMultiColumnSet* value) { return String::for mat("%p", value); }	150 static String string(const LayoutMultiColumnSet* value) { return String::for mat("%p", value); }

152 };	151 };

153 #endif	152 #endif

154	153

155 } // namespace blink	154 } // namespace blink

156	155

157 #endif // LayoutFlowThread_h	156 #endif // LayoutFlowThread_h

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