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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 NGLayoutAlgorithm_h | 5 #ifndef NGLayoutAlgorithm_h |
6 #define NGLayoutAlgorithm_h | 6 #define NGLayoutAlgorithm_h |
7 | 7 |
8 #include "core/CoreExport.h" | 8 #include "core/CoreExport.h" |
9 #include "platform/heap/Handle.h" | 9 #include "platform/heap/Handle.h" |
10 #include "wtf/Allocator.h" | 10 #include "wtf/Allocator.h" |
11 #include "wtf/Noncopyable.h" | 11 #include "wtf/Noncopyable.h" |
12 | 12 |
13 namespace blink { | 13 namespace blink { |
14 | 14 |
15 struct MinAndMaxContentSizes; | 15 struct MinAndMaxContentSizes; |
16 class NGBlockNode; | 16 class NGBlockNode; |
17 class NGConstraintSpace; | 17 class NGConstraintSpace; |
18 class NGFragmentBase; | 18 class NGFragmentBase; |
19 class NGPhysicalFragmentBase; | 19 class NGPhysicalFragmentBase; |
20 class NGPhysicalFragment; | |
21 | 20 |
22 enum NGLayoutStatus { kNotFinished, kChildAlgorithmRequired, kNewFragment }; | 21 enum NGLayoutStatus { kNotFinished, kChildAlgorithmRequired, kNewFragment }; |
23 | 22 |
24 // Base class for all LayoutNG algorithms. | 23 // Base class for all LayoutNG algorithms. |
25 class CORE_EXPORT NGLayoutAlgorithm | 24 class CORE_EXPORT NGLayoutAlgorithm |
26 : public GarbageCollectedFinalized<NGLayoutAlgorithm> { | 25 : public GarbageCollectedFinalized<NGLayoutAlgorithm> { |
27 WTF_MAKE_NONCOPYABLE(NGLayoutAlgorithm); | 26 WTF_MAKE_NONCOPYABLE(NGLayoutAlgorithm); |
28 | 27 |
29 public: | 28 public: |
30 NGLayoutAlgorithm() {} | 29 NGLayoutAlgorithm() {} |
(...skipping 26 matching lines...) Expand all Loading... |
57 virtual MinAndMaxState ComputeMinAndMaxContentSizes(MinAndMaxContentSizes*) { | 56 virtual MinAndMaxState ComputeMinAndMaxContentSizes(MinAndMaxContentSizes*) { |
58 return kNotImplemented; | 57 return kNotImplemented; |
59 } | 58 } |
60 | 59 |
61 DEFINE_INLINE_VIRTUAL_TRACE() {} | 60 DEFINE_INLINE_VIRTUAL_TRACE() {} |
62 }; | 61 }; |
63 | 62 |
64 } // namespace blink | 63 } // namespace blink |
65 | 64 |
66 #endif // NGLayoutAlgorithm_h | 65 #endif // NGLayoutAlgorithm_h |
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