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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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115 } | 115 } |
116 | 116 |
117 // Used to estimate the maximum height of the flow thread. | 117 // Used to estimate the maximum height of the flow thread. |
118 static LayoutUnit maxLogicalHeight() { return LayoutUnit::max() / 2; } | 118 static LayoutUnit maxLogicalHeight() { return LayoutUnit::max() / 2; } |
119 | 119 |
120 virtual RenderMultiColumnSet* columnSetAtBlockOffset(LayoutUnit) const = 0; | 120 virtual RenderMultiColumnSet* columnSetAtBlockOffset(LayoutUnit) const = 0; |
121 | 121 |
122 protected: | 122 protected: |
123 virtual const char* renderName() const = 0; | 123 virtual const char* renderName() const = 0; |
124 | 124 |
125 void updateRegionsFlowThreadPortionRect(); | 125 void generateColumnSetIntervalTree(); |
126 | 126 |
127 RenderMultiColumnSetList m_multiColumnSetList; | 127 RenderMultiColumnSetList m_multiColumnSetList; |
128 | 128 |
129 typedef PODInterval<LayoutUnit, RenderMultiColumnSet*> MultiColumnSetInterva
l; | 129 typedef PODInterval<LayoutUnit, RenderMultiColumnSet*> MultiColumnSetInterva
l; |
130 typedef PODIntervalTree<LayoutUnit, RenderMultiColumnSet*> MultiColumnSetInt
ervalTree; | 130 typedef PODIntervalTree<LayoutUnit, RenderMultiColumnSet*> MultiColumnSetInt
ervalTree; |
131 | 131 |
132 class MultiColumnSetSearchAdapter { | 132 class MultiColumnSetSearchAdapter { |
133 public: | 133 public: |
134 MultiColumnSetSearchAdapter(LayoutUnit offset) | 134 MultiColumnSetSearchAdapter(LayoutUnit offset) |
135 : m_offset(offset) | 135 : m_offset(offset) |
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164 }; | 164 }; |
165 | 165 |
166 template <> struct ValueToString<RenderMultiColumnSet*> { | 166 template <> struct ValueToString<RenderMultiColumnSet*> { |
167 static String string(const RenderMultiColumnSet* value) { return String::for
mat("%p", value); } | 167 static String string(const RenderMultiColumnSet* value) { return String::for
mat("%p", value); } |
168 }; | 168 }; |
169 #endif | 169 #endif |
170 | 170 |
171 } // namespace blink | 171 } // namespace blink |
172 | 172 |
173 #endif // RenderFlowThread_h | 173 #endif // RenderFlowThread_h |
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