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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 NGLengthUtils_h | 5 #ifndef NGLengthUtils_h |
6 #define NGLengthUtils_h | 6 #define NGLengthUtils_h |
7 | 7 |
8 #include "core/CoreExport.h" | 8 #include "core/CoreExport.h" |
9 | 9 |
10 namespace blink { | 10 namespace blink { |
11 class ComputedStyle; | 11 class ComputedStyle; |
12 class LayoutUnit; | 12 class LayoutUnit; |
13 class Length; | 13 class Length; |
14 class NGConstraintSpace; | 14 class NGConstraintSpace; |
15 struct NGBoxMargins; | 15 struct NGBoxStrut; |
16 | 16 |
17 enum class LengthResolveType { MinSize, MaxSize, ContentSize, MarginSize }; | 17 enum class LengthResolveType { MinSize, MaxSize, ContentSize, MarginSize }; |
18 | 18 |
19 #define NGSizeIndefinite LayoutUnit(-1) | 19 #define NGSizeIndefinite LayoutUnit(-1) |
20 | 20 |
21 // Convert an inline-axis length to a layout unit using the given constraint | 21 // Convert an inline-axis length to a layout unit using the given constraint |
22 // space. | 22 // space. |
23 CORE_EXPORT LayoutUnit resolveInlineLength(const NGConstraintSpace&, | 23 CORE_EXPORT LayoutUnit resolveInlineLength(const NGConstraintSpace&, |
24 const Length&, | 24 const Length&, |
25 LengthResolveType); | 25 LengthResolveType); |
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37 CORE_EXPORT LayoutUnit computeInlineSizeForFragment(const NGConstraintSpace&, | 37 CORE_EXPORT LayoutUnit computeInlineSizeForFragment(const NGConstraintSpace&, |
38 const ComputedStyle&); | 38 const ComputedStyle&); |
39 | 39 |
40 // Resolves the given length to a layout unit, constraining it by the min | 40 // Resolves the given length to a layout unit, constraining it by the min |
41 // logical height and max logical height properties from the ComputedStyle | 41 // logical height and max logical height properties from the ComputedStyle |
42 // object. | 42 // object. |
43 CORE_EXPORT LayoutUnit computeBlockSizeForFragment(const NGConstraintSpace&, | 43 CORE_EXPORT LayoutUnit computeBlockSizeForFragment(const NGConstraintSpace&, |
44 const ComputedStyle&, | 44 const ComputedStyle&, |
45 LayoutUnit contentSize); | 45 LayoutUnit contentSize); |
46 | 46 |
47 CORE_EXPORT NGBoxMargins computeMargins(const NGConstraintSpace&, | 47 CORE_EXPORT NGBoxStrut computeMargins(const NGConstraintSpace&, |
48 const ComputedStyle&); | 48 const ComputedStyle&); |
49 | 49 |
50 } // namespace blink | 50 } // namespace blink |
51 | 51 |
52 #endif // NGLengthUtils_h | 52 #endif // NGLengthUtils_h |
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