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1 /* | |
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | |
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | |
4 * (C) 2001 Dirk Mueller (mueller@kde.org) | |
5 * (C) 2006 Alexey Proskuryakov (ap@webkit.org) | |
6 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights
reserved. | |
7 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.t
orchmobile.com/) | |
8 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | |
9 * | |
10 * This library is free software; you can redistribute it and/or | |
11 * modify it under the terms of the GNU Library General Public | |
12 * License as published by the Free Software Foundation; either | |
13 * version 2 of the License, or (at your option) any later version. | |
14 * | |
15 * This library is distributed in the hope that it will be useful, | |
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
18 * Library General Public License for more details. | |
19 * | |
20 * You should have received a copy of the GNU Library General Public License | |
21 * along with this library; see the file COPYING.LIB. If not, write to | |
22 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
23 * Boston, MA 02110-1301, USA. | |
24 * | |
25 */ | |
26 | |
27 #ifndef DocumentMarkerController_h | |
28 #define DocumentMarkerController_h | |
29 | |
30 #include "core/CoreExport.h" | |
31 #include "core/dom/DocumentMarker.h" | |
32 #include "core/editing/iterators/TextIterator.h" | |
33 #include "platform/geometry/IntRect.h" | |
34 #include "platform/heap/Handle.h" | |
35 #include "wtf/HashMap.h" | |
36 #include "wtf/Vector.h" | |
37 | |
38 namespace blink { | |
39 | |
40 class LayoutPoint; | |
41 class LayoutRect; | |
42 class Node; | |
43 class Range; | |
44 class RenderedDocumentMarker; | |
45 class Text; | |
46 | |
47 class MarkerRemoverPredicate final { | |
48 public: | |
49 explicit MarkerRemoverPredicate(const Vector<String>& words); | |
50 bool operator()(const DocumentMarker&, const Text&) const; | |
51 | |
52 private: | |
53 Vector<String> m_words; | |
54 }; | |
55 | |
56 class CORE_EXPORT DocumentMarkerController final : public NoBaseWillBeGarbageCol
lected<DocumentMarkerController> { | |
57 WTF_MAKE_NONCOPYABLE(DocumentMarkerController); WTF_MAKE_FAST_ALLOCATED_WILL
_BE_REMOVED(DocumentMarkerController); | |
58 DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(DocumentMarkerController); | |
59 public: | |
60 | |
61 DocumentMarkerController(); | |
62 | |
63 void clear(); | |
64 void addMarker(const Position& start, const Position& end, DocumentMarker::M
arkerType, const String& description = emptyString(), uint32_t hash = 0); | |
65 void addTextMatchMarker(const Range*, bool activeMatch); | |
66 | |
67 void copyMarkers(Node* srcNode, unsigned startOffset, int length, Node* dstN
ode, int delta); | |
68 | |
69 void prepareForDestruction(); | |
70 // When a marker partially overlaps with range, if removePartiallyOverlappin
gMarkers is true, we completely | |
71 // remove the marker. If the argument is false, we will adjust the span of t
he marker so that it retains | |
72 // the portion that is outside of the range. | |
73 enum RemovePartiallyOverlappingMarkerOrNot { DoNotRemovePartiallyOverlapping
Marker, RemovePartiallyOverlappingMarker }; | |
74 void removeMarkers(const EphemeralRange&, DocumentMarker::MarkerTypes = Docu
mentMarker::AllMarkers(), RemovePartiallyOverlappingMarkerOrNot = DoNotRemovePar
tiallyOverlappingMarker); | |
75 void removeMarkers(Node*, unsigned startOffset, int length, DocumentMarker::
MarkerTypes = DocumentMarker::AllMarkers(), RemovePartiallyOverlappingMarkerOrN
ot = DoNotRemovePartiallyOverlappingMarker); | |
76 | |
77 void removeMarkers(DocumentMarker::MarkerTypes = DocumentMarker::AllMarkers(
)); | |
78 void removeMarkers(Node*, DocumentMarker::MarkerTypes = DocumentMarker::AllM
arkers()); | |
79 void removeMarkers(const MarkerRemoverPredicate& shouldRemoveMarker); | |
80 void repaintMarkers(DocumentMarker::MarkerTypes = DocumentMarker::AllMarkers
()); | |
81 void shiftMarkers(Node*, unsigned startOffset, int delta); | |
82 void setMarkersActive(Range*, bool); | |
83 void setMarkersActive(Node*, unsigned startOffset, unsigned endOffset, bool)
; | |
84 bool hasMarkers(Node* node) const { return m_markers.contains(node); } | |
85 | |
86 DocumentMarker* markerContainingPoint(const LayoutPoint&, DocumentMarker::Ma
rkerType); | |
87 DocumentMarkerVector markersFor(Node*, DocumentMarker::MarkerTypes = Documen
tMarker::AllMarkers()); | |
88 DocumentMarkerVector markersInRange(const EphemeralRange&, DocumentMarker::M
arkerTypes); | |
89 DocumentMarkerVector markers(); | |
90 Vector<IntRect> renderedRectsForMarkers(DocumentMarker::MarkerType); | |
91 void updateRenderedRectsForMarkers(); | |
92 | |
93 DECLARE_TRACE(); | |
94 | |
95 #ifndef NDEBUG | |
96 void showMarkers() const; | |
97 #endif | |
98 | |
99 private: | |
100 void addMarker(Node*, const DocumentMarker&); | |
101 | |
102 using MarkerList = WillBeHeapVector<OwnPtrWillBeMember<RenderedDocumentMarke
r>>; | |
103 using MarkerLists = WillBeHeapVector<OwnPtrWillBeMember<MarkerList>, Documen
tMarker::MarkerTypeIndexesCount>; | |
104 using MarkerMap = WillBeHeapHashMap<RawPtrWillBeWeakMember<const Node>, OwnP
trWillBeMember<MarkerLists>>; | |
105 void mergeOverlapping(MarkerList*, PassOwnPtrWillBeRawPtr<RenderedDocumentMa
rker>); | |
106 bool possiblyHasMarkers(DocumentMarker::MarkerTypes); | |
107 void removeMarkersFromList(MarkerMap::iterator, DocumentMarker::MarkerTypes)
; | |
108 void removeMarkers(TextIterator&, DocumentMarker::MarkerTypes, RemovePartial
lyOverlappingMarkerOrNot); | |
109 | |
110 MarkerMap m_markers; | |
111 // Provide a quick way to determine whether a particular marker type is abse
nt without going through the map. | |
112 DocumentMarker::MarkerTypes m_possiblyExistingMarkerTypes; | |
113 }; | |
114 | |
115 } // namespace blink | |
116 | |
117 #ifndef NDEBUG | |
118 void showDocumentMarkers(const blink::DocumentMarkerController*); | |
119 #endif | |
120 | |
121 #endif // DocumentMarkerController_h | |
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