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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "core/layout/ng/ng_box.h" | 5 #include "core/layout/ng/ng_box.h" |
6 | 6 |
7 #include "core/layout/LayoutObject.h" | 7 #include "core/layout/LayoutObject.h" |
8 #include "core/layout/ng/layout_ng_block_flow.h" | 8 #include "core/layout/ng/layout_ng_block_flow.h" |
9 #include "core/layout/ng/ng_block_layout_algorithm.h" | 9 #include "core/layout/ng/ng_block_layout_algorithm.h" |
10 #include "core/layout/ng/ng_box_iterator.h" | 10 #include "core/layout/ng/ng_box_iterator.h" |
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21 NGFragment* fragment = nullptr; | 21 NGFragment* fragment = nullptr; |
22 if (canUseNewLayout()) { | 22 if (canUseNewLayout()) { |
23 NGBlockLayoutAlgorithm algorithm(style(), childIterator()); | 23 NGBlockLayoutAlgorithm algorithm(style(), childIterator()); |
24 fragment = algorithm.layout(constraintSpace); | 24 fragment = algorithm.layout(constraintSpace); |
25 m_layoutBox->setLogicalWidth(fragment->inlineSize()); | 25 m_layoutBox->setLogicalWidth(fragment->inlineSize()); |
26 m_layoutBox->setLogicalHeight(fragment->blockSize()); | 26 m_layoutBox->setLogicalHeight(fragment->blockSize()); |
27 if (m_layoutBox->isLayoutBlock()) | 27 if (m_layoutBox->isLayoutBlock()) |
28 toLayoutBlock(m_layoutBox)->layoutPositionedObjects(true); | 28 toLayoutBlock(m_layoutBox)->layoutPositionedObjects(true); |
29 m_layoutBox->clearNeedsLayout(); | 29 m_layoutBox->clearNeedsLayout(); |
30 } else { | 30 } else { |
| 31 // TODO(layout-ng): If fixedSize is true, set the override width/height too |
| 32 NGLogicalSize containerSize = constraintSpace.ContainerSize(); |
| 33 m_layoutBox->setOverrideContainingBlockContentLogicalWidth( |
| 34 containerSize.inlineSize); |
| 35 m_layoutBox->setOverrideContainingBlockContentLogicalHeight( |
| 36 containerSize.blockSize); |
31 if (m_layoutBox->isLayoutNGBlockFlow() && m_layoutBox->needsLayout()) { | 37 if (m_layoutBox->isLayoutNGBlockFlow() && m_layoutBox->needsLayout()) { |
32 toLayoutNGBlockFlow(m_layoutBox)->LayoutBlockFlow::layoutBlock(true); | 38 toLayoutNGBlockFlow(m_layoutBox)->LayoutBlockFlow::layoutBlock(true); |
33 } else { | 39 } else { |
34 m_layoutBox->layoutIfNeeded(); | 40 m_layoutBox->layoutIfNeeded(); |
35 } | 41 } |
36 LayoutRect overflow = m_layoutBox->layoutOverflowRect(); | 42 LayoutRect overflow = m_layoutBox->layoutOverflowRect(); |
37 // This does not handle writing modes correctly (for overflow & the enums) | 43 // TODO(layout-ng): This does not handle writing modes correctly (for |
| 44 // overflow & the enums) |
38 fragment = new NGFragment( | 45 fragment = new NGFragment( |
39 m_layoutBox->logicalWidth(), m_layoutBox->logicalHeight(), | 46 m_layoutBox->logicalWidth(), m_layoutBox->logicalHeight(), |
40 overflow.width(), overflow.height(), HorizontalTopBottom, LeftToRight); | 47 overflow.width(), overflow.height(), HorizontalTopBottom, LeftToRight); |
41 } | 48 } |
42 return fragment; | 49 return fragment; |
43 } | 50 } |
44 | 51 |
45 const ComputedStyle* NGBox::style() const { | 52 const ComputedStyle* NGBox::style() const { |
46 return m_layoutBox->style(); | 53 return m_layoutBox->style(); |
47 } | 54 } |
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64 } | 71 } |
65 | 72 |
66 bool NGBox::canUseNewLayout() { | 73 bool NGBox::canUseNewLayout() { |
67 if (!m_layoutBox) | 74 if (!m_layoutBox) |
68 return true; | 75 return true; |
69 if (m_layoutBox->isLayoutBlockFlow() && !m_layoutBox->childrenInline()) | 76 if (m_layoutBox->isLayoutBlockFlow() && !m_layoutBox->childrenInline()) |
70 return true; | 77 return true; |
71 return false; | 78 return false; |
72 } | 79 } |
73 } // namespace blink | 80 } // namespace blink |
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