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1 /* | 1 /* |
2 * Copyright (C) 2012 Apple Inc. All rights reserved. | 2 * Copyright (C) 2012 Apple Inc. 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 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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139 // The "CSS actual" value of column-count. This includes overflowing columns
, if any. | 139 // The "CSS actual" value of column-count. This includes overflowing columns
, if any. |
140 unsigned actualColumnCount() const; | 140 unsigned actualColumnCount() const; |
141 | 141 |
142 protected: | 142 protected: |
143 RenderMultiColumnSet(RenderFlowThread*); | 143 RenderMultiColumnSet(RenderFlowThread*); |
144 | 144 |
145 private: | 145 private: |
146 virtual void insertedIntoTree() override final; | 146 virtual void insertedIntoTree() override final; |
147 virtual void willBeRemovedFromTree() override final; | 147 virtual void willBeRemovedFromTree() override final; |
148 | 148 |
| 149 virtual bool isSelfCollapsingBlock() const override { return false; } |
| 150 |
149 virtual void computeLogicalHeight(LayoutUnit logicalHeight, LayoutUnit logic
alTop, LogicalExtentComputedValues&) const override; | 151 virtual void computeLogicalHeight(LayoutUnit logicalHeight, LayoutUnit logic
alTop, LogicalExtentComputedValues&) const override; |
150 | 152 |
151 virtual void paintObject(const PaintInfo&, const LayoutPoint& paintOffset) o
verride; | 153 virtual void paintObject(const PaintInfo&, const LayoutPoint& paintOffset) o
verride; |
152 | 154 |
153 virtual void addOverflowFromChildren() override; | 155 virtual void addOverflowFromChildren() override; |
154 | 156 |
155 virtual const char* renderName() const override; | 157 virtual const char* renderName() const override; |
156 | 158 |
157 LayoutUnit calculateMaxColumnHeight() const; | 159 LayoutUnit calculateMaxColumnHeight() const; |
158 LayoutRect columnRectAt(unsigned index) const; | 160 LayoutRect columnRectAt(unsigned index) const; |
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230 // initial margin collapsing estimates were wrong. | 232 // initial margin collapsing estimates were wrong. |
231 setLogicalBottomInFlowThread(offsetInFlowThread); | 233 setLogicalBottomInFlowThread(offsetInFlowThread); |
232 } | 234 } |
233 | 235 |
234 DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderMultiColumnSet, isRenderMultiColumnSet()); | 236 DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderMultiColumnSet, isRenderMultiColumnSet()); |
235 | 237 |
236 } // namespace blink | 238 } // namespace blink |
237 | 239 |
238 #endif // RenderMultiColumnSet_h | 240 #endif // RenderMultiColumnSet_h |
239 | 241 |
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