| /* |
| * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| * (C) 1999 Antti Koivisto (koivisto@kde.org) |
| * (C) 2001 Dirk Mueller (mueller@kde.org) |
| * (C) 2006 Alexey Proskuryakov (ap@webkit.org) |
| * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved. |
| * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/) |
| * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #ifndef DocumentMarkerController_h |
| #define DocumentMarkerController_h |
| |
| #include "core/CoreExport.h" |
| #include "core/editing/iterators/TextIterator.h" |
| #include "core/editing/markers/DocumentMarker.h" |
| #include "platform/geometry/IntRect.h" |
| #include "platform/heap/Handle.h" |
| #include "wtf/HashMap.h" |
| #include "wtf/Vector.h" |
| |
| namespace blink { |
| |
| class LayoutPoint; |
| class LayoutRect; |
| class Node; |
| class Range; |
| class RenderedDocumentMarker; |
| class Text; |
| |
| class MarkerRemoverPredicate final { |
| public: |
| explicit MarkerRemoverPredicate(const Vector<String>& words); |
| bool operator()(const DocumentMarker&, const Text&) const; |
| |
| private: |
| Vector<String> m_words; |
| }; |
| |
| class CORE_EXPORT DocumentMarkerController final : public NoBaseWillBeGarbageCollected<DocumentMarkerController> { |
| WTF_MAKE_NONCOPYABLE(DocumentMarkerController); USING_FAST_MALLOC_WILL_BE_REMOVED(DocumentMarkerController); |
| DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(DocumentMarkerController); |
| public: |
| |
| DocumentMarkerController(); |
| |
| void clear(); |
| void addMarker(const Position& start, const Position& end, DocumentMarker::MarkerType, const String& description = emptyString(), uint32_t hash = 0); |
| void addTextMatchMarker(const Range*, bool activeMatch); |
| void addCompositionMarker(const Position& start, const Position& end, Color underlineColor, bool thick, Color backgroundColor); |
| |
| void copyMarkers(Node* srcNode, unsigned startOffset, int length, Node* dstNode, int delta); |
| |
| void prepareForDestruction(); |
| // When a marker partially overlaps with range, if removePartiallyOverlappingMarkers is true, we completely |
| // remove the marker. If the argument is false, we will adjust the span of the marker so that it retains |
| // the portion that is outside of the range. |
| enum RemovePartiallyOverlappingMarkerOrNot { DoNotRemovePartiallyOverlappingMarker, RemovePartiallyOverlappingMarker }; |
| void removeMarkers(const EphemeralRange&, DocumentMarker::MarkerTypes = DocumentMarker::AllMarkers(), RemovePartiallyOverlappingMarkerOrNot = DoNotRemovePartiallyOverlappingMarker); |
| void removeMarkers(Node*, unsigned startOffset, int length, DocumentMarker::MarkerTypes = DocumentMarker::AllMarkers(), RemovePartiallyOverlappingMarkerOrNot = DoNotRemovePartiallyOverlappingMarker); |
| |
| void removeMarkers(DocumentMarker::MarkerTypes = DocumentMarker::AllMarkers()); |
| void removeMarkers(Node*, DocumentMarker::MarkerTypes = DocumentMarker::AllMarkers()); |
| void removeMarkers(const MarkerRemoverPredicate& shouldRemoveMarker); |
| void repaintMarkers(DocumentMarker::MarkerTypes = DocumentMarker::AllMarkers()); |
| void shiftMarkers(Node*, unsigned startOffset, int delta); |
| // Returns true if markers within a range are found. |
| bool setMarkersActive(Range*, bool); |
| // Returns true if markers within a range defined by a node, |startOffset| and |endOffset| are found. |
| bool setMarkersActive(Node*, unsigned startOffset, unsigned endOffset, bool); |
| bool hasMarkers(Node* node) const { return m_markers.contains(node); } |
| |
| DocumentMarker* markerContainingPoint(const LayoutPoint&, DocumentMarker::MarkerType); |
| DocumentMarkerVector markersFor(Node*, DocumentMarker::MarkerTypes = DocumentMarker::AllMarkers()); |
| DocumentMarkerVector markersInRange(const EphemeralRange&, DocumentMarker::MarkerTypes); |
| DocumentMarkerVector markers(); |
| Vector<IntRect> renderedRectsForMarkers(DocumentMarker::MarkerType); |
| void updateRenderedRectsForMarkers(); |
| |
| DECLARE_TRACE(); |
| |
| #ifndef NDEBUG |
| void showMarkers() const; |
| #endif |
| |
| private: |
| void addMarker(Node*, const DocumentMarker&); |
| |
| using MarkerList = WillBeHeapVector<OwnPtrWillBeMember<RenderedDocumentMarker>>; |
| using MarkerLists = WillBeHeapVector<OwnPtrWillBeMember<MarkerList>, DocumentMarker::MarkerTypeIndexesCount>; |
| using MarkerMap = WillBeHeapHashMap<RawPtrWillBeWeakMember<const Node>, OwnPtrWillBeMember<MarkerLists>>; |
| void mergeOverlapping(MarkerList*, PassOwnPtrWillBeRawPtr<RenderedDocumentMarker>); |
| bool possiblyHasMarkers(DocumentMarker::MarkerTypes); |
| void removeMarkersFromList(MarkerMap::iterator, DocumentMarker::MarkerTypes); |
| void removeMarkers(TextIterator&, DocumentMarker::MarkerTypes, RemovePartiallyOverlappingMarkerOrNot); |
| |
| MarkerMap m_markers; |
| // Provide a quick way to determine whether a particular marker type is absent without going through the map. |
| DocumentMarker::MarkerTypes m_possiblyExistingMarkerTypes; |
| }; |
| |
| } // namespace blink |
| |
| #ifndef NDEBUG |
| void showDocumentMarkers(const blink::DocumentMarkerController*); |
| #endif |
| |
| #endif // DocumentMarkerController_h |