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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 * Copyright (C) 2003, 2006, 2007 Apple Inc. All rights reserved. | 4 * Copyright (C) 2003, 2006, 2007 Apple Inc. All rights reserved. |
| 5 * | 5 * |
| 6 * This library is free software; you can redistribute it and/or | 6 * This library is free software; you can redistribute it and/or |
| 7 * modify it under the terms of the GNU Library General Public | 7 * modify it under the terms of the GNU Library General Public |
| 8 * License as published by the Free Software Foundation; either | 8 * License as published by the Free Software Foundation; either |
| 9 * version 2 of the License, or (at your option) any later version. | 9 * version 2 of the License, or (at your option) any later version. |
| 10 * | 10 * |
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| 87 | 87 |
| 88 LayoutBlock* m_percentHeightContainer; | 88 LayoutBlock* m_percentHeightContainer; |
| 89 // For snap area, the owning snap container. | 89 // For snap area, the owning snap container. |
| 90 LayoutBox* m_snapContainer; | 90 LayoutBox* m_snapContainer; |
| 91 // For snap container, the descendant snap areas that contribute snap | 91 // For snap container, the descendant snap areas that contribute snap |
| 92 // points. | 92 // points. |
| 93 std::unique_ptr<SnapAreaSet> m_snapAreas; | 93 std::unique_ptr<SnapAreaSet> m_snapAreas; |
| 94 | 94 |
| 95 SnapAreaSet& ensureSnapAreas() { | 95 SnapAreaSet& ensureSnapAreas() { |
| 96 if (!m_snapAreas) | 96 if (!m_snapAreas) |
| 97 m_snapAreas = wrapUnique(new SnapAreaSet); | 97 m_snapAreas = WTF::wrapUnique(new SnapAreaSet); |
| 98 | 98 |
| 99 return *m_snapAreas; | 99 return *m_snapAreas; |
| 100 } | 100 } |
| 101 }; | 101 }; |
| 102 | 102 |
| 103 // LayoutBox implements the full CSS box model. | 103 // LayoutBox implements the full CSS box model. |
| 104 // | 104 // |
| 105 // LayoutBoxModelObject only introduces some abstractions for LayoutInline and | 105 // LayoutBoxModelObject only introduces some abstractions for LayoutInline and |
| 106 // LayoutBox. The logic for the model is in LayoutBox, e.g. the storage for the | 106 // LayoutBox. The logic for the model is in LayoutBox, e.g. the storage for the |
| 107 // rectangle and offset forming the CSS box (m_frameRect) and the getters for | 107 // rectangle and offset forming the CSS box (m_frameRect) and the getters for |
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| 1476 // boolean before returning. | 1476 // boolean before returning. |
| 1477 // | 1477 // |
| 1478 // See INTRINSIC SIZES / PREFERRED LOGICAL WIDTHS in LayoutObject.h for more | 1478 // See INTRINSIC SIZES / PREFERRED LOGICAL WIDTHS in LayoutObject.h for more |
| 1479 // details about those widths. | 1479 // details about those widths. |
| 1480 virtual void computePreferredLogicalWidths() { | 1480 virtual void computePreferredLogicalWidths() { |
| 1481 clearPreferredLogicalWidthsDirty(); | 1481 clearPreferredLogicalWidthsDirty(); |
| 1482 } | 1482 } |
| 1483 | 1483 |
| 1484 LayoutBoxRareData& ensureRareData() { | 1484 LayoutBoxRareData& ensureRareData() { |
| 1485 if (!m_rareData) | 1485 if (!m_rareData) |
| 1486 m_rareData = makeUnique<LayoutBoxRareData>(); | 1486 m_rareData = WTF::makeUnique<LayoutBoxRareData>(); |
| 1487 return *m_rareData.get(); | 1487 return *m_rareData.get(); |
| 1488 } | 1488 } |
| 1489 | 1489 |
| 1490 bool logicalHeightComputesAsNone(SizeType) const; | 1490 bool logicalHeightComputesAsNone(SizeType) const; |
| 1491 | 1491 |
| 1492 bool isBox() const = | 1492 bool isBox() const = |
| 1493 delete; // This will catch anyone doing an unnecessary check. | 1493 delete; // This will catch anyone doing an unnecessary check. |
| 1494 | 1494 |
| 1495 void frameRectChanged(); | 1495 void frameRectChanged(); |
| 1496 | 1496 |
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| 1623 | 1623 |
| 1624 inline bool LayoutBox::isForcedFragmentainerBreakValue(EBreak breakValue) { | 1624 inline bool LayoutBox::isForcedFragmentainerBreakValue(EBreak breakValue) { |
| 1625 return breakValue == BreakColumn || breakValue == BreakLeft || | 1625 return breakValue == BreakColumn || breakValue == BreakLeft || |
| 1626 breakValue == BreakPage || breakValue == BreakRecto || | 1626 breakValue == BreakPage || breakValue == BreakRecto || |
| 1627 breakValue == BreakRight || breakValue == BreakVerso; | 1627 breakValue == BreakRight || breakValue == BreakVerso; |
| 1628 } | 1628 } |
| 1629 | 1629 |
| 1630 } // namespace blink | 1630 } // namespace blink |
| 1631 | 1631 |
| 1632 #endif // LayoutBox_h | 1632 #endif // LayoutBox_h |
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