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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef NGFragment_h | |
6 #define NGFragment_h | |
7 | |
8 #include "core/CoreExport.h" | |
9 #include "platform/LayoutUnit.h" | |
10 #include "platform/heap/Handle.h" | |
11 #include "wtf/Vector.h" | |
12 | |
13 namespace blink { | |
14 | |
15 class CORE_EXPORT NGFragment final : public GarbageCollected<NGFragment> { | |
16 public: | |
17 NGFragment(LayoutUnit inlineSize, LayoutUnit blockSize, | |
18 LayoutUnit inlineOverflow, LayoutUnit blockOverflow); | |
19 | |
20 // Returns the border-box size. | |
21 LayoutUnit inlineSize() const { return m_inlineSize; } | |
22 LayoutUnit blockSize() const { return m_blockSize; } | |
23 | |
24 // Returns the total size, including the contents outside of the border-box. | |
25 LayoutUnit inlineOverflow() const { return m_inlineOverflow; } | |
26 LayoutUnit blockOverflow() const { return m_blockOverflow; } | |
27 | |
28 // Returns the offset relative to the parent fragement's content-box. | |
29 LayoutUnit inlineOffset() const { return m_inlineOffset; } | |
30 LayoutUnit blockOffset() const { return m_blockOffset; } | |
31 | |
32 // Should only be used by the parent fragement's layout. | |
33 void setOffset(LayoutUnit inlineOffset, LayoutUnit blockOffset); | |
34 | |
35 DECLARE_TRACE(); | |
36 | |
37 private: | |
38 LayoutUnit m_inlineSize; | |
39 LayoutUnit m_blockSize; | |
40 | |
41 LayoutUnit m_inlineOverflow; | |
42 LayoutUnit m_blockOverflow; | |
43 | |
44 LayoutUnit m_inlineOffset; | |
45 LayoutUnit m_blockOffset; | |
46 | |
47 HeapVector<Member<const NGFragment>> m_children; | |
48 }; | |
49 | |
50 } // namespace blink | |
51 | |
52 #endif // NGFragment_h | |
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