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1 // Copyright 2017 The Chromium Authors. All rights reserved. | 1 // Copyright 2017 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 #include "core/editing/markers/DocumentMarkerListEditor.h" | 5 #include "core/editing/markers/DocumentMarkerListEditor.h" |
6 | 6 |
7 #include "core/editing/markers/RenderedDocumentMarker.h" | 7 #include "core/editing/markers/RenderedDocumentMarker.h" |
8 | 8 |
9 namespace blink { | 9 namespace blink { |
10 | 10 |
11 // TODO(rlanday): this method was created by cutting and pasting code from | 11 void DocumentMarkerListEditor::AddMarkerAndMergeOverlapping( |
Xiaocheng
2017/04/26 22:12:07
Could you put DocumentMarkerListEditor::AddMarkerW
| |
12 // DocumentMarkerController::AddMarker(), it should be refactored in a future CL | 12 MarkerList* list, |
13 void DocumentMarkerListEditor::AddMarker(MarkerList* list, | 13 const DocumentMarker* marker) { |
14 const DocumentMarker* marker) { | |
15 RenderedDocumentMarker* rendered_marker = | 14 RenderedDocumentMarker* rendered_marker = |
16 RenderedDocumentMarker::Create(*marker); | 15 RenderedDocumentMarker::Create(*marker); |
17 if (list->IsEmpty() || list->back()->EndOffset() < marker->StartOffset()) { | 16 if (list->IsEmpty() || list->back()->EndOffset() < marker->StartOffset()) { |
18 list->push_back(rendered_marker); | 17 list->push_back(rendered_marker); |
19 } else { | 18 return; |
20 if (marker->GetType() != DocumentMarker::kTextMatch && | |
21 marker->GetType() != DocumentMarker::kComposition) { | |
22 MergeOverlapping(list, rendered_marker); | |
23 } else { | |
24 MarkerList::iterator pos = std::lower_bound( | |
25 list->begin(), list->end(), marker, | |
26 [](const Member<RenderedDocumentMarker>& marker_in_list, | |
27 const DocumentMarker* marker_to_insert) { | |
28 return marker_in_list->StartOffset() < | |
29 marker_to_insert->StartOffset(); | |
30 }); | |
31 list->insert(pos - list->begin(), rendered_marker); | |
32 } | |
33 } | 19 } |
20 | |
21 auto first_overlapping = | |
22 std::lower_bound(list->begin(), list->end(), rendered_marker, | |
23 [](const Member<RenderedDocumentMarker>& marker_in_list, | |
24 const DocumentMarker* marker_rendered_marker) { | |
Xiaocheng
2017/04/26 22:12:07
No need to rename this parameter.
rlanday
2017/04/26 22:14:46
Oops, bad find-and-replace :)
| |
25 return marker_in_list->EndOffset() < | |
26 marker_rendered_marker->StartOffset(); | |
27 }); | |
28 | |
29 size_t index = first_overlapping - list->begin(); | |
30 list->insert(index, rendered_marker); | |
31 const auto inserted = list->begin() + index; | |
32 first_overlapping = inserted + 1; | |
33 // TODO(rlanday): optimize this loop so it runs in O(N) time and not O(N^2) | |
34 for (const auto i = first_overlapping; | |
35 i != list->end() && (*i)->StartOffset() <= (*inserted)->EndOffset();) { | |
36 (*inserted)->SetStartOffset( | |
37 std::min((*inserted)->StartOffset(), (*i)->StartOffset())); | |
38 (*inserted)->SetEndOffset( | |
39 std::max((*inserted)->EndOffset(), (*i)->EndOffset())); | |
40 list->erase(i - list->begin()); | |
41 } | |
42 } | |
43 | |
44 void DocumentMarkerListEditor::AddMarkerWithoutMergingOverlapping( | |
45 MarkerList* list, | |
46 const DocumentMarker* marker) { | |
47 RenderedDocumentMarker* rendered_marker = | |
48 RenderedDocumentMarker::Create(*marker); | |
49 if (list->IsEmpty() || list->back()->EndOffset() <= marker->StartOffset()) { | |
50 list->push_back(rendered_marker); | |
51 return; | |
52 } | |
53 | |
54 MarkerList::iterator pos = std::lower_bound( | |
55 list->begin(), list->end(), marker, | |
56 [](const Member<RenderedDocumentMarker>& marker_in_list, | |
57 const DocumentMarker* marker_to_insert) { | |
58 return marker_in_list->StartOffset() < marker_to_insert->StartOffset(); | |
59 }); | |
60 list->insert(pos - list->begin(), rendered_marker); | |
34 } | 61 } |
35 | 62 |
36 bool DocumentMarkerListEditor::MoveMarkers(MarkerList* src_list, | 63 bool DocumentMarkerListEditor::MoveMarkers(MarkerList* src_list, |
37 int length, | 64 int length, |
38 DocumentMarkerList* dst_list) { | 65 DocumentMarkerList* dst_list) { |
39 DCHECK_GT(length, 0); | 66 DCHECK_GT(length, 0); |
40 bool didMoveMarker = false; | 67 bool didMoveMarker = false; |
41 unsigned end_offset = length - 1; | 68 unsigned end_offset = length - 1; |
42 | 69 |
43 MarkerList::iterator it; | 70 MarkerList::iterator it; |
(...skipping 83 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
127 marker.EndOffset() != result.value().end_offset) { | 154 marker.EndOffset() != result.value().end_offset) { |
128 did_shift_marker = true; | 155 did_shift_marker = true; |
129 marker.SetStartOffset(result.value().start_offset); | 156 marker.SetStartOffset(result.value().start_offset); |
130 marker.SetEndOffset(result.value().end_offset); | 157 marker.SetEndOffset(result.value().end_offset); |
131 } | 158 } |
132 } | 159 } |
133 | 160 |
134 return did_shift_marker; | 161 return did_shift_marker; |
135 } | 162 } |
136 | 163 |
137 void DocumentMarkerListEditor::MergeOverlapping( | |
Xiaocheng
2017/04/26 22:12:07
Could you put DocumentMarkerListEditor::AddMarkerA
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138 DocumentMarkerListEditor::MarkerList* list, | |
139 RenderedDocumentMarker* to_insert) { | |
140 auto first_overlapping = std::lower_bound( | |
141 list->begin(), list->end(), to_insert, | |
142 [](const Member<RenderedDocumentMarker>& marker_in_list, | |
143 const DocumentMarker* marker_to_insert) { | |
144 return marker_in_list->EndOffset() < marker_to_insert->StartOffset(); | |
145 }); | |
146 size_t index = first_overlapping - list->begin(); | |
147 list->insert(index, to_insert); | |
148 const auto inserted = list->begin() + index; | |
149 first_overlapping = inserted + 1; | |
150 for (const auto i = first_overlapping; | |
151 i != list->end() && (*i)->StartOffset() <= (*inserted)->EndOffset();) { | |
152 (*inserted)->SetStartOffset( | |
153 std::min((*inserted)->StartOffset(), (*i)->StartOffset())); | |
154 (*inserted)->SetEndOffset( | |
155 std::max((*inserted)->EndOffset(), (*i)->EndOffset())); | |
156 list->erase(i - list->begin()); | |
157 } | |
158 } | |
159 | |
160 } // namespace blink | 164 } // namespace blink |
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