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diff --git a/sw/source/core/doc/docruby.cxx b/sw/source/core/doc/docruby.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <memory>
+#include <string.h>
+
+#include <com/sun/star/i18n/UnicodeType.hpp>
+#include <com/sun/star/i18n/WordType.hpp>
+#include <com/sun/star/i18n/XBreakIterator.hpp>
+
+#include <unotools/charclass.hxx>
+
+#include <hintids.hxx>
+#include <doc.hxx>
+#include <IDocumentUndoRedo.hxx>
+#include <IDocumentContentOperations.hxx>
+#include <ndtxt.hxx>
+#include <txatbase.hxx>
+#include <rubylist.hxx>
+#include <pam.hxx>
+#include <swundo.hxx>
+#include <breakit.hxx>
+#include <swcrsr.hxx>
+
+using namespace ::com::sun::star::i18n;
+
+/*
+ * Members in the list:
+ * - String - the orig text
+ * - SwFormatRuby - the ruby attribute
+ */
+sal_uInt16 SwDoc::FillRubyList( const SwPaM& rPam, SwRubyList& rList )
+{
+ const SwPaM *_pStartCursor = rPam.GetNext(),
+ *_pStartCursor2 = _pStartCursor;
+ bool bCheckEmpty = &rPam != _pStartCursor;
+ do {
+ const SwPosition* pStt = _pStartCursor->Start(),
+ * pEnd = pStt == _pStartCursor->GetPoint()
+ ? _pStartCursor->GetMark()
+ : _pStartCursor->GetPoint();
+ if( !bCheckEmpty || ( pStt != pEnd && *pStt != *pEnd ))
+ {
+ SwPaM aPam( *pStt );
+ do {
+ std::unique_ptr<SwRubyListEntry> pNew(new SwRubyListEntry);
+ if( pEnd != pStt )
+ {
+ aPam.SetMark();
+ *aPam.GetMark() = *pEnd;
+ }
+ if( SelectNextRubyChars( aPam, *pNew ))
+ {
+ rList.push_back(std::move(pNew));
+ aPam.DeleteMark();
+ }
+ else
+ {
+ if( *aPam.GetPoint() < *pEnd )
+ {
+ // goto next paragraph
+ aPam.DeleteMark();
+ aPam.Move( fnMoveForward, GoInNode );
+ }
+ else
+ break;
+ }
+ } while( 30 > rList.size() && *aPam.GetPoint() < *pEnd );
+ }
+ if( 30 <= rList.size() )
+ break;
+ _pStartCursor = _pStartCursor->GetNext();
+ } while( _pStartCursor != _pStartCursor2 );
+
+ return rList.size();
+}
+
+void SwDoc::SetRubyList( const SwPaM& rPam, const SwRubyList& rList )
+{
+ GetIDocumentUndoRedo().StartUndo( SwUndoId::SETRUBYATTR, nullptr );
+ std::set<sal_uInt16> aDelArr;
+ aDelArr.insert( RES_TXTATR_CJK_RUBY );
+
+ SwRubyList::size_type nListEntry = 0;
+
+ const SwPaM *_pStartCursor = rPam.GetNext(),
+ *_pStartCursor2 = _pStartCursor;
+ bool bCheckEmpty = &rPam != _pStartCursor;
+ do {
+ const SwPosition* pStt = _pStartCursor->Start(),
+ * pEnd = pStt == _pStartCursor->GetPoint()
+ ? _pStartCursor->GetMark()
+ : _pStartCursor->GetPoint();
+ if( !bCheckEmpty || ( pStt != pEnd && *pStt != *pEnd ))
+ {
+
+ SwPaM aPam( *pStt );
+ do {
+ SwRubyListEntry aCheckEntry;
+ if( pEnd != pStt )
+ {
+ aPam.SetMark();
+ *aPam.GetMark() = *pEnd;
+ }
+ if( SelectNextRubyChars( aPam, aCheckEntry ))
+ {
+ const SwRubyListEntry* pEntry = rList[ nListEntry++ ].get();
+ if( aCheckEntry.GetRubyAttr() != pEntry->GetRubyAttr() )
+ {
+ // set/reset the attribute
+ if( !pEntry->GetRubyAttr().GetText().isEmpty() )
+ {
+ getIDocumentContentOperations().InsertPoolItem( aPam, pEntry->GetRubyAttr() );
+ }
+ else
+ {
+ ResetAttrs( aPam, true, aDelArr );
+ }
+ }
+
+ if( !pEntry->GetText().isEmpty() &&
+ aCheckEntry.GetText() != pEntry->GetText() )
+ {
+ // text is changed, so replace the original
+ getIDocumentContentOperations().ReplaceRange( aPam, pEntry->GetText(), false );
+ }
+ aPam.DeleteMark();
+ }
+ else
+ {
+ if( *aPam.GetPoint() < *pEnd )
+ {
+ // goto next paragraph
+ aPam.DeleteMark();
+ aPam.Move( fnMoveForward, GoInNode );
+ }
+ else
+ {
+ const SwRubyListEntry* pEntry = rList[ nListEntry++ ].get();
+
+ // set/reset the attribute
+ if( !pEntry->GetRubyAttr().GetText().isEmpty() &&
+ !pEntry->GetText().isEmpty() )
+ {
+ getIDocumentContentOperations().InsertString( aPam, pEntry->GetText() );
+ aPam.SetMark();
+ aPam.GetMark()->nContent -= pEntry->GetText().getLength();
+ getIDocumentContentOperations().InsertPoolItem(
+ aPam, pEntry->GetRubyAttr(), SetAttrMode::DONTEXPAND );
+ }
+ else
+ break;
+ aPam.DeleteMark();
+ }
+ }
+ } while( nListEntry < rList.size() && *aPam.GetPoint() < *pEnd );
+ }
+ if( 30 <= rList.size() )
+ break;
+ _pStartCursor = _pStartCursor->GetNext();
+ } while( _pStartCursor != _pStartCursor2 );
+
+ GetIDocumentUndoRedo().EndUndo( SwUndoId::SETRUBYATTR, nullptr );
+}
+
+bool SwDoc::SelectNextRubyChars( SwPaM& rPam, SwRubyListEntry& rEntry )
+{
+ // Point must be the startposition, Mark is optional the end position
+ SwPosition* pPos = rPam.GetPoint();
+ const SwTextNode* pTNd = pPos->nNode.GetNode().GetTextNode();
+ OUString const& rText = pTNd->GetText();
+ sal_Int32 nStart = pPos->nContent.GetIndex();
+ sal_Int32 nEnd = rText.getLength();
+
+ bool bHasMark = rPam.HasMark();
+ if( bHasMark )
+ {
+ // in the same node?
+ if( rPam.GetMark()->nNode == pPos->nNode )
+ {
+ // then use that end
+ const sal_Int32 nTEnd = rPam.GetMark()->nContent.GetIndex();
+ if( nTEnd < nEnd )
+ nEnd = nTEnd;
+ }
+ rPam.DeleteMark();
+ }
+
+ // search the start
+ // look where a ruby attribute starts
+ const SwpHints* pHts = pTNd->GetpSwpHints();
+ const SwTextAttr* pAttr = nullptr;
+ if( pHts )
+ {
+ for( size_t nHtIdx = 0; nHtIdx < pHts->Count(); ++nHtIdx )
+ {
+ const SwTextAttr* pHt = pHts->Get(nHtIdx);
+ if( RES_TXTATR_CJK_RUBY == pHt->Which() &&
+ pHt->GetAnyEnd() > nStart )
+ {
+ if( pHt->GetStart() < nEnd )
+ {
+ pAttr = pHt;
+ if( !bHasMark && nStart > pAttr->GetStart() )
+ {
+ nStart = pAttr->GetStart();
+ pPos->nContent = nStart;
+ }
+ }
+ break;
+ }
+ }
+ }
+
+ if( !bHasMark && nStart && ( !pAttr || nStart != pAttr->GetStart()) )
+ {
+ // skip to the word begin!
+ const sal_Int32 nWordStt = g_pBreakIt->GetBreakIter()->getWordBoundary(
+ rText, nStart,
+ g_pBreakIt->GetLocale( pTNd->GetLang( nStart )),
+ WordType::ANYWORD_IGNOREWHITESPACES,
+ true ).startPos;
+ if (nWordStt < nStart && nWordStt >= 0)
+ {
+ nStart = nWordStt;
+ pPos->nContent = nStart;
+ }
+ }
+
+ bool bAlphaNum = false;
+ sal_Int32 nWordEnd = nEnd;
+ CharClass& rCC = GetAppCharClass();
+ while( nStart < nEnd )
+ {
+ if( pAttr && nStart == pAttr->GetStart() )
+ {
+ pPos->nContent = nStart;
+ if( !rPam.HasMark() )
+ {
+ rPam.SetMark();
+ pPos->nContent = pAttr->GetAnyEnd();
+ if( pPos->nContent.GetIndex() > nEnd )
+ pPos->nContent = nEnd;
+ rEntry.SetRubyAttr( pAttr->GetRuby() );
+ }
+ break;
+ }
+
+ sal_Int32 nChType = rCC.getType(rText, nStart);
+ bool bIgnoreChar = false, bIsAlphaNum = false, bChkNxtWrd = false;
+ switch( nChType )
+ {
+ case UnicodeType::UPPERCASE_LETTER:
+ case UnicodeType::LOWERCASE_LETTER:
+ case UnicodeType::TITLECASE_LETTER:
+ case UnicodeType::DECIMAL_DIGIT_NUMBER:
+ bChkNxtWrd = bIsAlphaNum = true;
+ break;
+
+ case UnicodeType::SPACE_SEPARATOR:
+ case UnicodeType::CONTROL:
+/*??*/ case UnicodeType::PRIVATE_USE:
+ case UnicodeType::START_PUNCTUATION:
+ case UnicodeType::END_PUNCTUATION:
+ bIgnoreChar = true;
+ break;
+
+ case UnicodeType::OTHER_LETTER:
+ bChkNxtWrd = true;
+ [[fallthrough]];
+ default:
+ bIsAlphaNum = false;
+ break;
+ }
+
+ if( rPam.HasMark() )
+ {
+ if( bIgnoreChar || bIsAlphaNum != bAlphaNum || nStart >= nWordEnd )
+ break;
+ }
+ else if( !bIgnoreChar )
+ {
+ rPam.SetMark();
+ bAlphaNum = bIsAlphaNum;
+ if (bChkNxtWrd)
+ {
+ // search the end of this word
+ nWordEnd = g_pBreakIt->GetBreakIter()->getWordBoundary(
+ rText, nStart,
+ g_pBreakIt->GetLocale( pTNd->GetLang( nStart )),
+ WordType::ANYWORD_IGNOREWHITESPACES,
+ true ).endPos;
+ if( 0 > nWordEnd || nWordEnd > nEnd || nWordEnd == nStart )
+ nWordEnd = nEnd;
+ }
+ }
+ pTNd->GoNext( &pPos->nContent, CRSR_SKIP_CHARS );
+ nStart = pPos->nContent.GetIndex();
+ }
+
+ nStart = rPam.GetMark()->nContent.GetIndex();
+ rEntry.SetText( rText.copy( nStart,
+ rPam.GetPoint()->nContent.GetIndex() - nStart ));
+ return rPam.HasMark();
+}
+
+SwRubyListEntry::~SwRubyListEntry()
+{
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */