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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 NGInlineItemsBuilder_h | 5 #ifndef NGInlineItemsBuilder_h |
6 #define NGInlineItemsBuilder_h | 6 #define NGInlineItemsBuilder_h |
7 | 7 |
8 #include "core/CoreExport.h" | 8 #include "core/CoreExport.h" |
9 #include "core/layout/ng/inline/ng_inline_node.h" | 9 #include "core/layout/ng/inline/ng_inline_node.h" |
10 #include "platform/wtf/Allocator.h" | 10 #include "platform/wtf/Allocator.h" |
11 #include "platform/wtf/Vector.h" | 11 #include "platform/wtf/Vector.h" |
12 #include "platform/wtf/text/StringBuilder.h" | 12 #include "platform/wtf/text/StringBuilder.h" |
13 #include "platform/wtf/text/WTFString.h" | 13 #include "platform/wtf/text/WTFString.h" |
14 | 14 |
15 namespace blink { | 15 namespace blink { |
16 | 16 |
17 class ComputedStyle; | 17 class ComputedStyle; |
18 class LayoutObject; | 18 class LayoutObject; |
19 class NGInlineItem; | 19 class NGInlineItem; |
20 class NGOffsetMappingBuilder; | |
20 | 21 |
21 // NGInlineItemsBuilder builds a string and a list of NGInlineItem from inlines. | 22 // NGInlineItemsBuilder builds a string and a list of NGInlineItem from inlines. |
22 // | 23 // |
23 // When appending, spaces are collapsed according to CSS Text, The white space | 24 // When appending, spaces are collapsed according to CSS Text, The white space |
24 // processing rules | 25 // processing rules |
25 // https://drafts.csswg.org/css-text-3/#white-space-rules | 26 // https://drafts.csswg.org/css-text-3/#white-space-rules |
26 // | 27 // |
27 // By calling EnterInline/ExitInline, it inserts bidirectional control | 28 // By calling EnterInline/ExitInline, it inserts bidirectional control |
28 // characters as defined in: | 29 // characters as defined in: |
29 // https://drafts.csswg.org/css-writing-modes-3/#bidi-control-codes-injection-ta ble | 30 // https://drafts.csswg.org/css-writing-modes-3/#bidi-control-codes-injection-ta ble |
30 class CORE_EXPORT NGInlineItemsBuilder { | 31 class CORE_EXPORT NGInlineItemsBuilder { |
31 STACK_ALLOCATED(); | 32 STACK_ALLOCATED(); |
32 | 33 |
33 public: | 34 public: |
34 explicit NGInlineItemsBuilder(Vector<NGInlineItem>* items) : items_(items) {} | 35 explicit NGInlineItemsBuilder(Vector<NGInlineItem>* items) |
36 : items_(items), mapping_builder_(nullptr) {} | |
37 explicit NGInlineItemsBuilder(Vector<NGInlineItem>* items, | |
38 NGOffsetMappingBuilder* mapping_builder) | |
39 : items_(items), mapping_builder_(mapping_builder) {} | |
35 ~NGInlineItemsBuilder(); | 40 ~NGInlineItemsBuilder(); |
36 | 41 |
37 String ToString(); | 42 String ToString(); |
38 | 43 |
39 void SetIsSVGText(bool value) { is_svgtext_ = value; } | 44 void SetIsSVGText(bool value) { is_svgtext_ = value; } |
40 | 45 |
41 // Returns whether the items contain any Bidi controls. | 46 // Returns whether the items contain any Bidi controls. |
42 bool HasBidiControls() const { return has_bidi_controls_; } | 47 bool HasBidiControls() const { return has_bidi_controls_; } |
43 | 48 |
44 // Append a string. | 49 // Append a string. |
(...skipping 40 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
85 UChar character; | 90 UChar character; |
86 } OnExitNode; | 91 } OnExitNode; |
87 Vector<OnExitNode> exits_; | 92 Vector<OnExitNode> exits_; |
88 | 93 |
89 enum class CollapsibleSpace { kNone, kSpace, kNewline }; | 94 enum class CollapsibleSpace { kNone, kSpace, kNewline }; |
90 | 95 |
91 CollapsibleSpace last_collapsible_space_ = CollapsibleSpace::kSpace; | 96 CollapsibleSpace last_collapsible_space_ = CollapsibleSpace::kSpace; |
92 bool is_svgtext_ = false; | 97 bool is_svgtext_ = false; |
93 bool has_bidi_controls_ = false; | 98 bool has_bidi_controls_ = false; |
94 | 99 |
100 NGOffsetMappingBuilder* mapping_builder_; | |
yosin_UTC9
2017/06/22 03:31:04
nit: s/NGOffsetMappingBuilder*/NGOffsetMappingBuil
Xiaocheng
2017/06/22 03:36:10
Will do.
| |
101 | |
95 void AppendWithWhiteSpaceCollapsing(const String&, | 102 void AppendWithWhiteSpaceCollapsing(const String&, |
96 unsigned start, | 103 unsigned start, |
97 unsigned end, | 104 unsigned end, |
98 const ComputedStyle*, | 105 const ComputedStyle*, |
99 LayoutObject*); | 106 LayoutObject*); |
100 void AppendWithoutWhiteSpaceCollapsing(const String&, | 107 void AppendWithoutWhiteSpaceCollapsing(const String&, |
101 const ComputedStyle*, | 108 const ComputedStyle*, |
102 LayoutObject*); | 109 LayoutObject*); |
103 void AppendWithPreservingNewlines(const String&, | 110 void AppendWithPreservingNewlines(const String&, |
104 const ComputedStyle*, | 111 const ComputedStyle*, |
(...skipping 16 matching lines...) Expand all Loading... | |
121 unsigned, | 128 unsigned, |
122 const ComputedStyle*); | 129 const ComputedStyle*); |
123 | 130 |
124 void Enter(LayoutObject*, UChar); | 131 void Enter(LayoutObject*, UChar); |
125 void Exit(LayoutObject*); | 132 void Exit(LayoutObject*); |
126 }; | 133 }; |
127 | 134 |
128 } // namespace blink | 135 } // namespace blink |
129 | 136 |
130 #endif // NGInlineItemsBuilder_h | 137 #endif // NGInlineItemsBuilder_h |
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