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| 1 /* | 1 /* |
| 2 * Copyright (C) 2007 Apple Inc. All rights reserved. | 2 * Copyright (C) 2007 Apple Inc. 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 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
| 8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
| 10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
| (...skipping 65 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 76 LayoutState(LayoutBox&, | 76 LayoutState(LayoutBox&, |
| 77 const LayoutSize& offset, | 77 const LayoutSize& offset, |
| 78 LayoutUnit pageLogicalHeight = LayoutUnit(), | 78 LayoutUnit pageLogicalHeight = LayoutUnit(), |
| 79 bool pageHeightLogicalChanged = false, | 79 bool pageHeightLogicalChanged = false, |
| 80 bool containingBlockLogicalWidthChanged = false); | 80 bool containingBlockLogicalWidthChanged = false); |
| 81 | 81 |
| 82 ~LayoutState(); | 82 ~LayoutState(); |
| 83 | 83 |
| 84 bool isPaginated() const { return m_isPaginated; } | 84 bool isPaginated() const { return m_isPaginated; } |
| 85 | 85 |
| 86 // The page logical offset is the object's offset from the top of the page in
the page progression | 86 // The page logical offset is the object's offset from the top of the page in |
| 87 // direction (so an x-offset in vertical text and a y-offset for horizontal te
xt). | 87 // the page progression direction (so an x-offset in vertical text and a |
| 88 // y-offset for horizontal text). |
| 88 LayoutUnit pageLogicalOffset(const LayoutBox&, | 89 LayoutUnit pageLogicalOffset(const LayoutBox&, |
| 89 const LayoutUnit& childLogicalOffset) const; | 90 const LayoutUnit& childLogicalOffset) const; |
| 90 | 91 |
| 91 LayoutUnit heightOffsetForTableHeaders() const { | 92 LayoutUnit heightOffsetForTableHeaders() const { |
| 92 return m_heightOffsetForTableHeaders; | 93 return m_heightOffsetForTableHeaders; |
| 93 }; | 94 }; |
| 94 void setHeightOffsetForTableHeaders(LayoutUnit offset) { | 95 void setHeightOffsetForTableHeaders(LayoutUnit offset) { |
| 95 m_heightOffsetForTableHeaders = offset; | 96 m_heightOffsetForTableHeaders = offset; |
| 96 }; | 97 }; |
| 97 | 98 |
| 98 const LayoutSize& layoutOffset() const { return m_layoutOffset; } | 99 const LayoutSize& layoutOffset() const { return m_layoutOffset; } |
| 99 const LayoutSize& pageOffset() const { return m_pageOffset; } | 100 const LayoutSize& pageOffset() const { return m_pageOffset; } |
| 100 LayoutUnit pageLogicalHeight() const { return m_pageLogicalHeight; } | 101 LayoutUnit pageLogicalHeight() const { return m_pageLogicalHeight; } |
| 101 bool pageLogicalHeightChanged() const { return m_pageLogicalHeightChanged; } | 102 bool pageLogicalHeightChanged() const { return m_pageLogicalHeightChanged; } |
| 102 bool containingBlockLogicalWidthChanged() const { | 103 bool containingBlockLogicalWidthChanged() const { |
| 103 return m_containingBlockLogicalWidthChanged; | 104 return m_containingBlockLogicalWidthChanged; |
| 104 } | 105 } |
| 105 | 106 |
| 106 LayoutState* next() const { return m_next; } | 107 LayoutState* next() const { return m_next; } |
| 107 | 108 |
| 108 LayoutFlowThread* flowThread() const { return m_flowThread; } | 109 LayoutFlowThread* flowThread() const { return m_flowThread; } |
| 109 | 110 |
| 110 LayoutObject& layoutObject() const { return m_layoutObject; } | 111 LayoutObject& layoutObject() const { return m_layoutObject; } |
| 111 | 112 |
| 112 private: | 113 private: |
| 113 // Do not add anything apart from bitfields until after m_flowThread. See http
s://bugs.webkit.org/show_bug.cgi?id=100173 | 114 // Do not add anything apart from bitfields until after m_flowThread. See |
| 115 // https://bugs.webkit.org/show_bug.cgi?id=100173 |
| 114 bool m_isPaginated : 1; | 116 bool m_isPaginated : 1; |
| 115 // If our page height has changed, this will force all blocks to relayout. | 117 // If our page height has changed, this will force all blocks to relayout. |
| 116 bool m_pageLogicalHeightChanged : 1; | 118 bool m_pageLogicalHeightChanged : 1; |
| 117 bool m_containingBlockLogicalWidthChanged : 1; | 119 bool m_containingBlockLogicalWidthChanged : 1; |
| 118 | 120 |
| 119 LayoutFlowThread* m_flowThread; | 121 LayoutFlowThread* m_flowThread; |
| 120 | 122 |
| 121 LayoutState* m_next; | 123 LayoutState* m_next; |
| 122 | 124 |
| 123 // x/y offset from container. Does not include relative positioning or scroll
offsets. | 125 // x/y offset from container. Does not include relative positioning or scroll |
| 126 // offsets. |
| 124 LayoutSize m_layoutOffset; | 127 LayoutSize m_layoutOffset; |
| 125 | 128 |
| 126 // The current page height for the pagination model that encloses us. | 129 // The current page height for the pagination model that encloses us. |
| 127 LayoutUnit m_pageLogicalHeight; | 130 LayoutUnit m_pageLogicalHeight; |
| 128 | 131 |
| 129 // The height we need to make available for repeating table headers in paginat
ed layout. | 132 // The height we need to make available for repeating table headers in |
| 133 // paginated layout. |
| 130 LayoutUnit m_heightOffsetForTableHeaders; | 134 LayoutUnit m_heightOffsetForTableHeaders; |
| 131 | 135 |
| 132 // The offset of the start of the first page in the nearest enclosing paginati
on model. | 136 // The offset of the start of the first page in the nearest enclosing |
| 137 // pagination model. |
| 133 LayoutSize m_pageOffset; | 138 LayoutSize m_pageOffset; |
| 134 | 139 |
| 135 LayoutObject& m_layoutObject; | 140 LayoutObject& m_layoutObject; |
| 136 }; | 141 }; |
| 137 | 142 |
| 138 } // namespace blink | 143 } // namespace blink |
| 139 | 144 |
| 140 #endif // LayoutState_h | 145 #endif // LayoutState_h |
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