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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 #ifndef NGBox_h | 5 #ifndef NGBox_h |
6 #define NGBox_h | 6 #define NGBox_h |
7 | 7 |
| 8 #include "core/layout/ng/ng_box_iterator.h" |
| 9 #include "core/layout/LayoutBox.h" |
8 #include "core/CoreExport.h" | 10 #include "core/CoreExport.h" |
9 #include "platform/heap/Handle.h" | 11 #include "platform/heap/Handle.h" |
10 | 12 |
11 namespace blink { | 13 namespace blink { |
12 | 14 |
13 class ComputedStyle; | 15 class ComputedStyle; |
14 class LayoutObject; | 16 class LayoutBox; |
15 class NGConstraintSpace; | 17 class NGConstraintSpace; |
16 class NGFragment; | 18 class NGFragment; |
17 | 19 |
18 // Represents a node to be laid out. | 20 // Represents a node to be laid out. |
19 class CORE_EXPORT NGBox final { | 21 class CORE_EXPORT NGBox final { |
20 public: | 22 public: |
21 explicit NGBox(const LayoutObject* layoutObject) | 23 explicit NGBox(LayoutObject* layoutObject) |
22 : m_layoutObject(layoutObject) {} | 24 : m_layoutBox(toLayoutBox(layoutObject)) {} |
23 | 25 |
24 operator bool() const { return m_layoutObject; } | 26 NGBoxIterator iterator() { return NGBoxIterator(m_layoutBox); } |
| 27 operator bool() const { return m_layoutBox; } |
25 | 28 |
26 NGFragment* layout(const NGConstraintSpace&); | 29 NGFragment* layout(const NGConstraintSpace&); |
27 const ComputedStyle* style() const; | 30 const ComputedStyle* style() const; |
28 | 31 |
29 // TODO(layout-ng): Returning a children iterator would be better here. | |
30 const NGBox firstChild() const; | |
31 const NGBox nextSibling() const; | |
32 | |
33 private: | 32 private: |
34 const LayoutObject* m_layoutObject; | 33 LayoutBox* m_layoutBox; |
35 }; | 34 }; |
36 | 35 |
37 } // namespace blink | 36 } // namespace blink |
38 | 37 |
39 #endif // NGBox_h | 38 #endif // NGBox_h |
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