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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) 2003-2013 Apple Inc. All rights reserved. | 5 * Copyright (C) 2003-2013 Apple Inc. All rights reserved. |
6 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | 6 * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
7 * Copyright (C) 2013 Google Inc. All rights reserved. | 7 * Copyright (C) 2013 Google Inc. All rights reserved. |
8 * | 8 * |
9 * Redistribution and use in source and binary forms, with or without | 9 * Redistribution and use in source and binary forms, with or without |
10 * modification, are permitted provided that the following conditions are | 10 * modification, are permitted provided that the following conditions are |
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670 WTF_MAKE_NONCOPYABLE(LayoutBlockFlowRareData); | 670 WTF_MAKE_NONCOPYABLE(LayoutBlockFlowRareData); |
671 USING_FAST_MALLOC(LayoutBlockFlowRareData); | 671 USING_FAST_MALLOC(LayoutBlockFlowRareData); |
672 | 672 |
673 public: | 673 public: |
674 LayoutBlockFlowRareData(const LayoutBlockFlow* block) | 674 LayoutBlockFlowRareData(const LayoutBlockFlow* block) |
675 : m_margins(positiveMarginBeforeDefault(block), | 675 : m_margins(positiveMarginBeforeDefault(block), |
676 negativeMarginBeforeDefault(block), | 676 negativeMarginBeforeDefault(block), |
677 positiveMarginAfterDefault(block), | 677 positiveMarginAfterDefault(block), |
678 negativeMarginAfterDefault(block)), | 678 negativeMarginAfterDefault(block)), |
679 m_multiColumnFlowThread(nullptr), | 679 m_multiColumnFlowThread(nullptr), |
680 m_breakBefore(BreakAuto), | 680 m_breakBefore(static_cast<unsigned>(EBreakBetween::kAuto)), |
681 m_breakAfter(BreakAuto), | 681 m_breakAfter(static_cast<unsigned>(EBreakBetween::kAuto)), |
682 m_lineBreakToAvoidWidow(-1), | 682 m_lineBreakToAvoidWidow(-1), |
683 m_didBreakAtLineToAvoidWidow(false), | 683 m_didBreakAtLineToAvoidWidow(false), |
684 m_discardMarginBefore(false), | 684 m_discardMarginBefore(false), |
685 m_discardMarginAfter(false) {} | 685 m_discardMarginAfter(false) {} |
686 | 686 |
687 static LayoutUnit positiveMarginBeforeDefault( | 687 static LayoutUnit positiveMarginBeforeDefault( |
688 const LayoutBlockFlow* block) { | 688 const LayoutBlockFlow* block) { |
689 return block->marginBefore().clampNegativeToZero(); | 689 return block->marginBefore().clampNegativeToZero(); |
690 } | 690 } |
691 static LayoutUnit negativeMarginBeforeDefault( | 691 static LayoutUnit negativeMarginBeforeDefault( |
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807 LayoutUnit&, | 807 LayoutUnit&, |
808 bool&) const; | 808 bool&) const; |
809 void handleAfterSideOfBlock(LayoutBox* lastChild, | 809 void handleAfterSideOfBlock(LayoutBox* lastChild, |
810 LayoutUnit top, | 810 LayoutUnit top, |
811 LayoutUnit bottom, | 811 LayoutUnit bottom, |
812 MarginInfo&); | 812 MarginInfo&); |
813 void setCollapsedBottomMargin(const MarginInfo&); | 813 void setCollapsedBottomMargin(const MarginInfo&); |
814 | 814 |
815 // Apply any forced fragmentainer break that's set on the current class A | 815 // Apply any forced fragmentainer break that's set on the current class A |
816 // break point. | 816 // break point. |
817 LayoutUnit applyForcedBreak(LayoutUnit logicalOffset, EBreak); | 817 LayoutUnit applyForcedBreak(LayoutUnit logicalOffset, EBreakBetween); |
818 | 818 |
819 void setBreakBefore(EBreak); | 819 void setBreakBefore(EBreakBetween); |
820 void setBreakAfter(EBreak); | 820 void setBreakAfter(EBreakBetween); |
821 EBreak breakBefore() const override; | 821 EBreakBetween breakBefore() const override; |
822 EBreak breakAfter() const override; | 822 EBreakBetween breakAfter() const override; |
823 | 823 |
824 LayoutUnit adjustBlockChildForPagination(LayoutUnit logicalTop, | 824 LayoutUnit adjustBlockChildForPagination(LayoutUnit logicalTop, |
825 LayoutBox& child, | 825 LayoutBox& child, |
826 BlockChildrenLayoutInfo&, | 826 BlockChildrenLayoutInfo&, |
827 bool atBeforeSideOfBlock); | 827 bool atBeforeSideOfBlock); |
828 | 828 |
829 // If a float cannot fit in the current fragmentainer, return the logical top | 829 // If a float cannot fit in the current fragmentainer, return the logical top |
830 // margin edge that the float needs to have in order to be pushed to the top | 830 // margin edge that the float needs to have in order to be pushed to the top |
831 // of the next fragmentainer. Otherwise, just return |logicalTopMarginEdge|. | 831 // of the next fragmentainer. Otherwise, just return |logicalTopMarginEdge|. |
832 LayoutUnit adjustFloatLogicalTopForPagination( | 832 LayoutUnit adjustFloatLogicalTopForPagination( |
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948 void positionDialog(); | 948 void positionDialog(); |
949 | 949 |
950 // END METHODS DEFINED IN LayoutBlockFlowLine | 950 // END METHODS DEFINED IN LayoutBlockFlowLine |
951 }; | 951 }; |
952 | 952 |
953 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutBlockFlow, isLayoutBlockFlow()); | 953 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutBlockFlow, isLayoutBlockFlow()); |
954 | 954 |
955 } // namespace blink | 955 } // namespace blink |
956 | 956 |
957 #endif // LayoutBlockFlow_h | 957 #endif // LayoutBlockFlow_h |
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