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1 /* | 1 /* |
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2007 David Smith (catfish.man@gmail.com) | 4 * (C) 2007 David Smith (catfish.man@gmail.com) |
5 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. | 5 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. |
6 * All rights reserved. | 6 * All rights reserved. |
7 * | 7 * |
8 * This library is free software; you can redistribute it and/or | 8 * This library is free software; you can redistribute it and/or |
9 * modify it under the terms of the GNU Library General Public | 9 * modify it under the terms of the GNU Library General Public |
10 * License as published by the Free Software Foundation; either | 10 * License as published by the Free Software Foundation; either |
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33 | 33 |
34 struct PaintInfo; | 34 struct PaintInfo; |
35 class LineLayoutBox; | 35 class LineLayoutBox; |
36 class WordMeasurement; | 36 class WordMeasurement; |
37 | 37 |
38 typedef WTF::ListHashSet<LayoutBox*, 16> TrackedLayoutBoxListHashSet; | 38 typedef WTF::ListHashSet<LayoutBox*, 16> TrackedLayoutBoxListHashSet; |
39 typedef WTF::HashMap<const LayoutBlock*, | 39 typedef WTF::HashMap<const LayoutBlock*, |
40 std::unique_ptr<TrackedLayoutBoxListHashSet>> | 40 std::unique_ptr<TrackedLayoutBoxListHashSet>> |
41 TrackedDescendantsMap; | 41 TrackedDescendantsMap; |
42 typedef WTF::HashMap<const LayoutBox*, LayoutBlock*> TrackedContainerMap; | 42 typedef WTF::HashMap<const LayoutBox*, LayoutBlock*> TrackedContainerMap; |
43 typedef Vector<WordMeasurement, 64> WordMeasurements; | 43 typedef Vector<WordMeasurement> WordMeasurements; |
44 | 44 |
45 enum ContainingBlockState { NewContainingBlock, SameContainingBlock }; | 45 enum ContainingBlockState { NewContainingBlock, SameContainingBlock }; |
46 | 46 |
47 // LayoutBlock is the class that is used by any LayoutObject | 47 // LayoutBlock is the class that is used by any LayoutObject |
48 // that is a containing block. | 48 // that is a containing block. |
49 // http://www.w3.org/TR/CSS2/visuren.html#containing-block | 49 // http://www.w3.org/TR/CSS2/visuren.html#containing-block |
50 // See also LayoutObject::containingBlock() that is the function | 50 // See also LayoutObject::containingBlock() that is the function |
51 // used to get the containing block of a LayoutObject. | 51 // used to get the containing block of a LayoutObject. |
52 // | 52 // |
53 // CSS is inconsistent and allows inline elements (LayoutInline) to be | 53 // CSS is inconsistent and allows inline elements (LayoutInline) to be |
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564 // TODO(lunalu): Temporary in order to ensure compatibility with existing | 564 // TODO(lunalu): Temporary in order to ensure compatibility with existing |
565 // layout test results. | 565 // layout test results. |
566 virtual void adjustChildDebugRect(LayoutRect&) const {} | 566 virtual void adjustChildDebugRect(LayoutRect&) const {} |
567 }; | 567 }; |
568 | 568 |
569 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutBlock, isLayoutBlock()); | 569 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutBlock, isLayoutBlock()); |
570 | 570 |
571 } // namespace blink | 571 } // namespace blink |
572 | 572 |
573 #endif // LayoutBlock_h | 573 #endif // LayoutBlock_h |
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