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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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110 | 110 |
111 // Return the visual bounding box based on the supplied flow-thread bounding
box. Both | 111 // Return the visual bounding box based on the supplied flow-thread bounding
box. Both |
112 // rectangles are completely physical in terms of writing mode. | 112 // rectangles are completely physical in terms of writing mode. |
113 LayoutRect fragmentsBoundingBox(const LayoutRect& layerBoundingBox) const; | 113 LayoutRect fragmentsBoundingBox(const LayoutRect& layerBoundingBox) const; |
114 | 114 |
115 LayoutPoint flowThreadPointToVisualPoint(const LayoutPoint& flowThreadPoint)
const | 115 LayoutPoint flowThreadPointToVisualPoint(const LayoutPoint& flowThreadPoint)
const |
116 { | 116 { |
117 return flowThreadPoint + columnOffset(flowThreadPoint); | 117 return flowThreadPoint + columnOffset(flowThreadPoint); |
118 } | 118 } |
119 | 119 |
| 120 virtual LayoutPoint visualPointToFlowThreadPoint(const LayoutPoint& visualPo
int) const = 0; |
| 121 |
120 // Used to estimate the maximum height of the flow thread. | 122 // Used to estimate the maximum height of the flow thread. |
121 static LayoutUnit maxLogicalHeight() { return LayoutUnit::max() / 2; } | 123 static LayoutUnit maxLogicalHeight() { return LayoutUnit::max() / 2; } |
122 | 124 |
123 virtual LayoutMultiColumnSet* columnSetAtBlockOffset(LayoutUnit) const = 0; | 125 virtual LayoutMultiColumnSet* columnSetAtBlockOffset(LayoutUnit) const = 0; |
124 | 126 |
125 virtual const char* name() const = 0; | 127 virtual const char* name() const = 0; |
126 | 128 |
127 protected: | 129 protected: |
128 void generateColumnSetIntervalTree(); | 130 void generateColumnSetIntervalTree(); |
129 | 131 |
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167 }; | 169 }; |
168 | 170 |
169 template <> struct ValueToString<LayoutMultiColumnSet*> { | 171 template <> struct ValueToString<LayoutMultiColumnSet*> { |
170 static String string(const LayoutMultiColumnSet* value) { return String::for
mat("%p", value); } | 172 static String string(const LayoutMultiColumnSet* value) { return String::for
mat("%p", value); } |
171 }; | 173 }; |
172 #endif | 174 #endif |
173 | 175 |
174 } // namespace blink | 176 } // namespace blink |
175 | 177 |
176 #endif // LayoutFlowThread_h | 178 #endif // LayoutFlowThread_h |
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