/* -*- 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 <svl/srchitem.hxx>
#include <editeng/adjustitem.hxx>
#include <editeng/cmapitem.hxx>
#include <editeng/lspcitem.hxx>
#include <editeng/tstpitem.hxx>
 
#include "eertfpar.hxx"
#include <editeng/editeng.hxx>
#include "impedit.hxx"
#include <editeng/editview.hxx>
#include "eehtml.hxx"
#include "editobj2.hxx"
#include <i18nlangtag/lang.h>
#include <sal/log.hxx>
#include <o3tl/safeint.hxx>
#include <osl/diagnose.h>
#include <osl/thread.h>
 
#include <editxml.hxx>
 
#include <editeng/autokernitem.hxx>
#include <editeng/contouritem.hxx>
#include <editeng/colritem.hxx>
#include <editeng/crossedoutitem.hxx>
#include <editeng/escapementitem.hxx>
#include <editeng/fhgtitem.hxx>
#include <editeng/fontitem.hxx>
#include <editeng/kernitem.hxx>
#include <editeng/lrspitem.hxx>
#include <editeng/postitem.hxx>
#include <editeng/shdditem.hxx>
#include <editeng/udlnitem.hxx>
#include <editeng/ulspitem.hxx>
#include <editeng/wghtitem.hxx>
#include <editeng/langitem.hxx>
#include <editeng/charreliefitem.hxx>
#include <editeng/frmdiritem.hxx>
#include <editeng/emphasismarkitem.hxx>
#include "textconv.hxx"
#include <rtl/tencinfo.h>
#include <svtools/htmlout.hxx>
#include <svtools/rtfout.hxx>
#include <tools/stream.hxx>
#include <edtspell.hxx>
#include <editeng/unolingu.hxx>
#include <com/sun/star/linguistic2/XThesaurus.hpp>
#include <com/sun/star/i18n/ScriptType.hpp>
#include <com/sun/star/i18n/WordType.hpp>
#include <unotools/transliterationwrapper.hxx>
#include <unotools/textsearch.hxx>
#include <comphelper/processfactory.hxx>
#include <vcl/help.hxx>
#include <vcl/metric.hxx>
#include <svtools/rtfkeywd.hxx>
#include <editeng/edtdlg.hxx>
 
#include <cstddef>
#include <memory>
#include <unordered_map>
#include <vector>
#include <set>
 
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::linguistic2;
 
 
ErrCode ImpEditEngine::Read( SvStream& rInput, const OUString& rBaseURL, EETextFormat eFormat, SvKeyValueIterator* pHTTPHeaderAttrs /* = NULL */ )
{
    bool bUndoEnabled = IsUndoEnabled();
    EnableUndo(false);
    SetText(OUString());
    EditPaM aPaM(maEditDoc.GetStartPaM());
    Read(rInput, rBaseURL, eFormat, EditSelection(aPaM, aPaM), pHTTPHeaderAttrs);
    EnableUndo(bUndoEnabled);
    return rInput.GetError();
}
 
EditPaM ImpEditEngine::Read(SvStream& rInput, const OUString& rBaseURL, EETextFormat eFormat, const EditSelection& rSel, SvKeyValueIterator* pHTTPHeaderAttrs)
{
    bool _bUpdate = SetUpdateLayout( false );
    EditPaM aPaM;
    if ( eFormat == EETextFormat::Text )
        aPaM = ReadText( rInput, rSel );
    else if ( eFormat == EETextFormat::Rtf )
        aPaM = ReadRTF( rInput, rSel );
    else if ( eFormat == EETextFormat::Xml )
        aPaM = ReadXML( rInput, rSel );
    else if ( eFormat == EETextFormat::Html )
        aPaM = ReadHTML( rInput, rBaseURL, rSel, pHTTPHeaderAttrs );
    else
    {
        OSL_FAIL( "Read: Unknown Format" );
    }
 
    FormatFullDoc();        // perhaps a simple format is enough?
    SetUpdateLayout( _bUpdate );
 
    return aPaM;
}
 
EditPaM ImpEditEngine::ReadText( SvStream& rInput, EditSelection aSel )
{
    if ( aSel.HasRange() )
        aSel = ImpDeleteSelection( aSel );
    EditPaM aPaM = aSel.Max();
 
    OUString aTmpStr;
    bool bDone = rInput.ReadByteStringLine( aTmpStr, rInput.GetStreamCharSet() );
    while ( bDone )
    {
        aPaM = ImpInsertText( EditSelection( aPaM, aPaM ), aTmpStr );
        aPaM = ImpInsertParaBreak( aPaM );
        bDone = rInput.ReadByteStringLine( aTmpStr, rInput.GetStreamCharSet() );
    }
    return aPaM;
}
 
EditPaM ImpEditEngine::ReadXML( SvStream& rInput, EditSelection aSel )
{
    if ( aSel.HasRange() )
        aSel = ImpDeleteSelection( aSel );
 
    ESelection aESel = CreateESel( aSel );
 
    return ::SvxReadXML( *GetEditEnginePtr(), rInput, aESel );
}
 
EditPaM ImpEditEngine::ReadRTF( SvStream& rInput, EditSelection aSel )
{
    if ( aSel.HasRange() )
        aSel = ImpDeleteSelection( aSel );
 
    // The SvRTF parser expects the Which-mapping passed on in the pool, not
    // dependent on a secondary.
    SfxItemPool* pPool = &maEditDoc.GetItemPool();
    while (pPool->GetSecondaryPool() && pPool->GetName() != "EditEngineItemPool")
    {
        pPool = pPool->GetSecondaryPool();
    }
 
    assert(pPool && "ReadRTF: no EditEnginePool!");
 
    DBG_ASSERT(pPool->GetName() == "EditEngineItemPool",
        "ReadRTF: wrong EditEnginePool!");
 
    EditRTFParserRef xPrsr = new EditRTFParser(rInput, aSel, *pPool, mpEditEngine);
    SvParserState eState = xPrsr->CallParser();
    if ( ( eState != SvParserState::Accepted ) && ( !rInput.GetError() ) )
    {
        rInput.SetError( EE_READWRITE_WRONGFORMAT );
        return aSel.Min();
    }
    return xPrsr->GetCurPaM();
}
 
EditPaM ImpEditEngine::ReadHTML( SvStream& rInput, const OUString& rBaseURL, EditSelection aSel, SvKeyValueIterator* pHTTPHeaderAttrs )
{
    if ( aSel.HasRange() )
        aSel = ImpDeleteSelection( aSel );
 
    EditHTMLParserRef xPrsr = new EditHTMLParser( rInput, rBaseURL, pHTTPHeaderAttrs );
    SvParserState eState = xPrsr->CallParser(mpEditEngine, aSel.Max());
    if ( ( eState != SvParserState::Accepted ) && ( !rInput.GetError() ) )
    {
        rInput.SetError( EE_READWRITE_WRONGFORMAT );
        return aSel.Min();
    }
    return xPrsr->GetCurSelection().Max();
}
 
void ImpEditEngine::Write( SvStream& rOutput, EETextFormat eFormat )
{
    EditPaM aStartPaM(maEditDoc.GetStartPaM());
    EditPaM aEndPaM(maEditDoc.GetEndPaM());
    Write(rOutput, eFormat, EditSelection(aStartPaM, aEndPaM));
}
 
void ImpEditEngine::Write(SvStream& rOutput, EETextFormat eFormat, const EditSelection& rSel)
{
    if ( !rOutput.IsWritable() )
        rOutput.SetError( SVSTREAM_WRITE_ERROR );
 
    if ( rOutput.GetError() )
        return;
 
    if ( eFormat == EETextFormat::Text )
        WriteText( rOutput, rSel );
    else if ( eFormat == EETextFormat::Rtf )
        WriteRTF( rOutput, rSel, /*bClipboard=*/false );
    else if ( eFormat == EETextFormat::Xml )
        WriteXML( rOutput, rSel );
    else if ( eFormat == EETextFormat::Html )
        ;
    else
    {
        OSL_FAIL( "Write: Unknown Format" );
    }
}
 
ErrCode ImpEditEngine::WriteText( SvStream& rOutput, EditSelection aSel )
{
    sal_Int32 nStartNode, nEndNode;
    bool bRange = aSel.HasRange();
    if ( bRange )
    {
        aSel.Adjust( maEditDoc );
        nStartNode = maEditDoc.GetPos( aSel.Min().GetNode() );
        nEndNode = maEditDoc.GetPos( aSel.Max().GetNode() );
    }
    else
    {
        nStartNode = 0;
        nEndNode = maEditDoc.Count()-1;
    }
 
    // iterate over the paragraphs ...
    for ( sal_Int32 nNode = nStartNode; nNode <= nEndNode; nNode++  )
    {
        ContentNode* pNode = maEditDoc.GetObject( nNode );
        assert(pNode && "Node not found: Search&Replace");
 
        sal_Int32 nStartPos = 0;
        sal_Int32 nEndPos = pNode->Len();
        if ( bRange )
        {
            if ( nNode == nStartNode )
                nStartPos = aSel.Min().GetIndex();
            if ( nNode == nEndNode ) // can also be == nStart!
                nEndPos = aSel.Max().GetIndex();
        }
        OUString aTmpStr = EditDoc::GetParaAsString( pNode, nStartPos, nEndPos );
        rOutput.WriteByteStringLine( aTmpStr, rOutput.GetStreamCharSet() );
    }
 
    return rOutput.GetError();
}
 
bool ImpEditEngine::WriteItemListAsRTF( ItemList& rLst, SvStream& rOutput, sal_Int32 nPara, sal_Int32 nPos,
                        std::vector<std::unique_ptr<SvxFontItem>>& rFontTable, SvxColorList& rColorList )
{
    const SfxPoolItem* pAttrItem = rLst.First();
    while ( pAttrItem )
    {
        WriteItemAsRTF( *pAttrItem, rOutput, nPara, nPos,rFontTable, rColorList );
        pAttrItem = rLst.Next();
    }
    return rLst.Count() != 0;
}
 
static void lcl_FindValidAttribs( ItemList& rLst, ContentNode* pNode, sal_Int32 nIndex, sal_uInt16 nScriptType )
{
    std::size_t nAttr = 0;
    EditCharAttrib* pAttr = GetAttrib( pNode->GetCharAttribs().GetAttribs(), nAttr );
    while ( pAttr && ( pAttr->GetStart() <= nIndex ) )
    {
        // Start is checked in while ...
        if ( pAttr->GetEnd() > nIndex )
        {
            if ( IsScriptItemValid( pAttr->GetItem()->Which(), nScriptType ) )
                rLst.Insert( pAttr->GetItem() );
        }
        nAttr++;
        pAttr = GetAttrib( pNode->GetCharAttribs().GetAttribs(), nAttr );
    }
}
 
void ImpEditEngine::WriteXML(SvStream& rOutput, const EditSelection& rSel)
{
    ESelection aESel = CreateESel(rSel);
 
    SvxWriteXML( *GetEditEnginePtr(), rOutput, aESel );
}
 
static size_t GetFontIndex(const SfxPoolItem& rItem,
                           const std::vector<std::unique_ptr<SvxFontItem>>& rFontTable)
{
    for (size_t i = 0; i < rFontTable.size(); ++i)
        if (*rFontTable[i] == rItem)
            return i;
    return 0;
}
 
ErrCode ImpEditEngine::WriteRTF( SvStream& rOutput, EditSelection aSel, bool bClipboard )
{
    assert( IsUpdateLayout() && "WriteRTF for UpdateMode = sal_False!" );
    CheckIdleFormatter();
 
    sal_Int32 nStartNode, nEndNode;
    aSel.Adjust( maEditDoc );
 
    nStartNode = maEditDoc.GetPos( aSel.Min().GetNode() );
    nEndNode = maEditDoc.GetPos( aSel.Max().GetNode() );
 
    // RTF header ...
    rOutput.WriteChar( '{' ) ;
 
    rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_RTF );
 
    rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_ANSI );
    rtl_TextEncoding eDestEnc = RTL_TEXTENCODING_MS_1252;
 
    // Generate and write out Font table  ...
    std::vector<std::unique_ptr<SvxFontItem>> aFontTable;
    // default font must be up front, so DEF font in RTF
    aFontTable.emplace_back( new SvxFontItem( maEditDoc.GetItemPool().GetUserOrPoolDefaultItem( EE_CHAR_FONTINFO ) ) );
    aFontTable.emplace_back( new SvxFontItem( maEditDoc.GetItemPool().GetUserOrPoolDefaultItem( EE_CHAR_FONTINFO_CJK ) ) );
    aFontTable.emplace_back( new SvxFontItem( maEditDoc.GetItemPool().GetUserOrPoolDefaultItem( EE_CHAR_FONTINFO_CTL ) ) );
    for (auto nWhich : { EE_CHAR_FONTINFO, EE_CHAR_FONTINFO_CJK, EE_CHAR_FONTINFO_CTL })
    {
        ItemSurrogates aSurrogates;
        maEditDoc.GetItemPool().GetItemSurrogates(aSurrogates, nWhich);
        for (const SfxPoolItem* pItem : aSurrogates)
        {
            SvxFontItem const*const pFontItem = static_cast<const SvxFontItem*>(pItem);
            bool bAlreadyExist = false;
            const size_t nTestMax = nWhich == EE_CHAR_FONTINFO ? 1 : aFontTable.size();
            for ( size_t nTest = 0; !bAlreadyExist && ( nTest < nTestMax ); nTest++ )
            {
                bAlreadyExist = *aFontTable[ nTest ] == *pFontItem;
            }
 
            if ( !bAlreadyExist )
                aFontTable.emplace_back( new SvxFontItem( *pFontItem ) );
        }
    }
 
    rOutput << endl;
    rOutput.WriteChar( '{' ).WriteOString( OOO_STRING_SVTOOLS_RTF_FONTTBL );
    for ( std::vector<SvxFontItem*>::size_type j = 0; j < aFontTable.size(); j++ )
    {
        SvxFontItem* pFontItem = aFontTable[ j ].get();
        rOutput.WriteChar( '{' );
        rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_F );
        rOutput.WriteNumberAsString( j );
        switch ( pFontItem->GetFamily()  )
        {
            case FAMILY_DONTKNOW:       rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_FNIL );
                                        break;
            case FAMILY_DECORATIVE:     rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_FDECOR );
                                        break;
            case FAMILY_MODERN:         rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_FMODERN );
                                        break;
            case FAMILY_ROMAN:          rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_FROMAN );
                                        break;
            case FAMILY_SCRIPT:         rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_FSCRIPT );
                                        break;
            case FAMILY_SWISS:          rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_FSWISS );
                                        break;
            default:
                break;
        }
        rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_FPRQ );
        sal_uInt16 nVal = 0;
        switch( pFontItem->GetPitch() )
        {
            case PITCH_FIXED:       nVal = 1;       break;
            case PITCH_VARIABLE:    nVal = 2;       break;
            default:
                break;
        }
        rOutput.WriteNumberAsString( nVal );
 
        rtl_TextEncoding eChrSet = pFontItem->GetCharSet();
        // tdf#47679 OpenSymbol is not encoded in Symbol Encoding
        if (IsOpenSymbol(pFontItem->GetFamilyName()))
        {
            SAL_WARN_IF(eChrSet == RTL_TEXTENCODING_SYMBOL, "editeng", "OpenSymbol should not have charset of RTL_TEXTENCODING_SYMBOL in new documents");
            eChrSet = RTL_TEXTENCODING_UTF8;
        }
        DBG_ASSERT( eChrSet != 9, "SystemCharSet?!" );
        if( RTL_TEXTENCODING_DONTKNOW == eChrSet )
            eChrSet = osl_getThreadTextEncoding();
        rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_FCHARSET );
        rOutput.WriteNumberAsString( rtl_getBestWindowsCharsetFromTextEncoding( eChrSet ) );
 
        rOutput.WriteChar( ' ' );
        RTFOutFuncs::Out_String( rOutput, pFontItem->GetFamilyName(), eDestEnc );
        rOutput.WriteOString( ";}" );
    }
    rOutput.WriteChar( '}' );
    rOutput << endl;
 
    // Write out ColorList  ...
    SvxColorList aColorList;
    // COL_AUTO should be the default color, always put it first
    aColorList.emplace_back(COL_AUTO);
    SvxColorItem const& rDefault(maEditDoc.GetItemPool().GetUserOrPoolDefaultItem(EE_CHAR_COLOR));
    if (rDefault.GetValue() != COL_AUTO) // is the default always AUTO?
    {
        aColorList.push_back(rDefault.GetValue());
    }
    ItemSurrogates aSurrogates;
    maEditDoc.GetItemPool().GetItemSurrogates(aSurrogates, EE_CHAR_COLOR);
    for (const SfxPoolItem* pItem : aSurrogates)
    {
        auto pColorItem(dynamic_cast<SvxColorItem const*>(pItem));
        if (pColorItem && pColorItem->GetValue() != COL_AUTO) // may be null!
        {
            aColorList.push_back(pColorItem->GetValue());
        }
    }
 
    rOutput.WriteChar( '{' ).WriteOString( OOO_STRING_SVTOOLS_RTF_COLORTBL );
    for ( SvxColorList::size_type j = 0; j < aColorList.size(); j++ )
    {
        Color const color = aColorList[j];
        if (color != COL_AUTO) // auto is represented by "empty" element
        {
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_RED );
            rOutput.WriteNumberAsString( color.GetRed() );
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_GREEN );
            rOutput.WriteNumberAsString( color.GetGreen() );
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_BLUE );
            rOutput.WriteNumberAsString( color.GetBlue() );
        }
        rOutput.WriteChar( ';' );
    }
    rOutput.WriteChar( '}' );
    rOutput << endl;
 
    std::unordered_map<SfxStyleSheetBase*, sal_uInt32> aStyleSheetToIdMap;
    // StyleSheets...
    if ( GetStyleSheetPool() )
    {
        std::shared_ptr<SfxStyleSheetIterator> aSSSIterator = std::make_shared<SfxStyleSheetIterator>(GetStyleSheetPool(),
                SfxStyleFamily::All);
        // fill aStyleSheetToIdMap
        sal_uInt32 nId = 1;
        for ( SfxStyleSheetBase* pStyle = aSSSIterator->First(); pStyle;
                                 pStyle = aSSSIterator->Next() )
        {
            aStyleSheetToIdMap[pStyle] = nId;
            nId++;
        }
 
        // Collect used paragraph styles when copying to the clipboard.
        std::set<SfxStyleSheetBase*> aUsedParagraphStyles;
        if (bClipboard)
        {
            for (sal_Int32 nNode = nStartNode; nNode <= nEndNode; nNode++)
            {
                ContentNode* pNode = maEditDoc.GetObject(nNode);
                if (!pNode)
                {
                    continue;
                }
 
                SfxStyleSheet* pParaStyle = pNode->GetStyleSheet();
                if (!pParaStyle)
                {
                    continue;
                }
 
                aUsedParagraphStyles.insert(pParaStyle);
 
                const OUString& rParent = pParaStyle->GetParent();
                if (!rParent.isEmpty())
                {
                    auto pParent = static_cast<SfxStyleSheet*>(
                        GetStyleSheetPool()->Find(rParent, pParaStyle->GetFamily()));
                    if (pParent)
                    {
                        aUsedParagraphStyles.insert(pParent);
                    }
                }
 
                const OUString& rFollow = pParaStyle->GetFollow();
                if (!rFollow.isEmpty())
                {
                    auto pFollow = static_cast<SfxStyleSheet*>(
                        GetStyleSheetPool()->Find(rFollow, pParaStyle->GetFamily()));
                    if (pFollow)
                    {
                        aUsedParagraphStyles.insert(pFollow);
                    }
                }
            }
        }
 
        if ( aSSSIterator->Count() )
        {
 
            sal_uInt32 nStyle = 0;
            rOutput.WriteChar( '{' ).WriteOString( OOO_STRING_SVTOOLS_RTF_STYLESHEET );
 
            for ( SfxStyleSheetBase* pStyle = aSSSIterator->First(); pStyle;
                                     pStyle = aSSSIterator->Next() )
            {
                if (bClipboard && !aUsedParagraphStyles.contains(pStyle))
                {
                    // Don't write unused paragraph styles in the clipboard case.
                    continue;
                }
 
                rOutput << endl;
                rOutput.WriteChar( '{' ).WriteOString( OOO_STRING_SVTOOLS_RTF_S );
                sal_uInt32 nNumber = nStyle + 1;
                rOutput.WriteNumberAsString( nNumber );
 
                // Attribute, also from Parent!
                for ( sal_uInt16 nParAttr = EE_PARA_START; nParAttr <= EE_CHAR_END; nParAttr++ )
                {
                    if ( pStyle->GetItemSet().GetItemState( nParAttr ) == SfxItemState::SET )
                    {
                        const SfxPoolItem& rItem = pStyle->GetItemSet().Get( nParAttr );
                        WriteItemAsRTF( rItem, rOutput, 0, 0, aFontTable, aColorList );
                    }
                }
 
                // Parent ... (only if necessary)
                if ( !pStyle->GetParent().isEmpty() && ( pStyle->GetParent() != pStyle->GetName() ) )
                {
                    SfxStyleSheet* pParent = static_cast<SfxStyleSheet*>(GetStyleSheetPool()->Find( pStyle->GetParent(), pStyle->GetFamily() ));
                    DBG_ASSERT( pParent, "Parent not found!" );
                    rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_SBASEDON );
                    auto iter = aStyleSheetToIdMap.find(pParent);
                    assert(iter != aStyleSheetToIdMap.end());
                    nNumber = iter->second;
                    rOutput.WriteNumberAsString( nNumber );
                }
 
                // Next Style... (more)
                // we assume that we have only SfxStyleSheet in the pool
                SfxStyleSheet* pNext = static_cast<SfxStyleSheet*>(pStyle);
                if ( !pStyle->GetFollow().isEmpty() && ( pStyle->GetFollow() != pStyle->GetName() ) )
                    pNext = static_cast<SfxStyleSheet*>(GetStyleSheetPool()->Find( pStyle->GetFollow(), pStyle->GetFamily() ));
 
                DBG_ASSERT( pNext, "Next not found!" );
                rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_SNEXT );
                auto iter = aStyleSheetToIdMap.find(pNext);
                assert(iter != aStyleSheetToIdMap.end());
                nNumber = iter->second;
                rOutput.WriteNumberAsString( nNumber );
 
                // Name of the template...
                rOutput.WriteOString( " " );
                RTFOutFuncs::Out_String( rOutput, pStyle->GetName(), eDestEnc );
                rOutput.WriteOString( ";}" );
                nStyle++;
            }
            rOutput.WriteChar( '}' );
            rOutput << endl;
        }
    }
 
    // Write the pool defaults in advance ...
    rOutput.WriteChar( '{' ).WriteOString( OOO_STRING_SVTOOLS_RTF_IGNORE ).WriteOString( "\\EditEnginePoolDefaults" );
    for ( sal_uInt16 nPoolDefItem = EE_PARA_START; nPoolDefItem <= EE_CHAR_END; nPoolDefItem++)
    {
        const SfxPoolItem& rItem = maEditDoc.GetItemPool().GetUserOrPoolDefaultItem( nPoolDefItem );
        WriteItemAsRTF( rItem, rOutput, 0, 0, aFontTable, aColorList );
    }
    rOutput.WriteChar( '}' ) << endl;
 
    // DefTab:
    MapMode aTwpMode( MapUnit::MapTwip );
    sal_uInt16 nDefTabTwps = static_cast<sal_uInt16>(GetRefDevice()->LogicToLogic(
                                        Point( maEditDoc.GetDefTab(), 0 ),
                                        &GetRefMapMode(), &aTwpMode ).X());
    rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_DEFTAB );
    rOutput.WriteNumberAsString( nDefTabTwps );
    rOutput << endl;
 
    // iterate over the paragraphs ...
    rOutput.WriteChar( '{' ) << endl;
    for ( sal_Int32 nNode = nStartNode; nNode <= nEndNode; nNode++  )
    {
        ContentNode* pNode = maEditDoc.GetObject( nNode );
        DBG_ASSERT( pNode, "Node not found: Search&Replace" );
 
        // The paragraph attributes in advance ...
        bool bAttr = false;
 
        // Template?
        if ( pNode->GetStyleSheet() )
        {
            // Number of template
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_S );
            auto iter = aStyleSheetToIdMap.find(pNode->GetStyleSheet());
            assert(iter != aStyleSheetToIdMap.end());
            sal_uInt32 nNumber = iter->second;
            rOutput.WriteNumberAsString( nNumber );
 
            // All Attribute
            // Attribute, also from Parent!
            for ( sal_uInt16 nParAttr = EE_PARA_START; nParAttr <= EE_CHAR_END; nParAttr++ )
            {
                if ( pNode->GetStyleSheet()->GetItemSet().GetItemState( nParAttr ) == SfxItemState::SET )
                {
                    const SfxPoolItem& rItem = pNode->GetStyleSheet()->GetItemSet().Get( nParAttr );
                    WriteItemAsRTF( rItem, rOutput, nNode, 0, aFontTable, aColorList );
                    bAttr = true;
                }
            }
        }
 
        for ( sal_uInt16 nParAttr = EE_PARA_START; nParAttr <= EE_CHAR_END; nParAttr++ )
        {
            // Now where stylesheet processing, only hard paragraph attributes!
            if ( pNode->GetContentAttribs().GetItems().GetItemState( nParAttr ) == SfxItemState::SET )
            {
                const SfxPoolItem& rItem = pNode->GetContentAttribs().GetItems().Get( nParAttr );
                WriteItemAsRTF( rItem, rOutput, nNode, 0, aFontTable, aColorList );
                bAttr = true;
            }
        }
        if ( bAttr )
            rOutput.WriteChar( ' ' ); // Separator
 
        ItemList aAttribItems;
        ParaPortion* pParaPortion = FindParaPortion( pNode );
        DBG_ASSERT( pParaPortion, "Portion not found: WriteRTF" );
 
        sal_Int32 nIndex = 0;
        sal_Int32 nStartPos = 0;
        sal_Int32 nEndPos = pNode->Len();
        sal_Int32 nStartPortion = 0;
        sal_Int32 nEndPortion = pParaPortion->GetTextPortions().Count() - 1;
        bool bFinishPortion = false;
        sal_Int32 nPortionStart;
 
        if ( nNode == nStartNode )
        {
            nStartPos = aSel.Min().GetIndex();
            nStartPortion = pParaPortion->GetTextPortions().FindPortion( nStartPos, nPortionStart );
            if ( nStartPos != 0 )
            {
                aAttribItems.Clear();
                lcl_FindValidAttribs( aAttribItems, pNode, nStartPos, GetI18NScriptType( EditPaM( pNode, 0 ) ) );
                if ( aAttribItems.Count() )
                {
                    // These attributes may not apply to the entire paragraph:
                    rOutput.WriteChar( '{' );
                    WriteItemListAsRTF( aAttribItems, rOutput, nNode, nStartPos, aFontTable, aColorList );
                    bFinishPortion = true;
                }
                aAttribItems.Clear();
            }
        }
        if ( nNode == nEndNode ) // can also be == nStart!
        {
            nEndPos = aSel.Max().GetIndex();
            nEndPortion = pParaPortion->GetTextPortions().FindPortion( nEndPos, nPortionStart );
        }
 
        const EditCharAttrib* pNextFeature = pNode->GetCharAttribs().FindFeature(nIndex);
        // start at 0, so the index is right ...
        for ( sal_Int32 n = 0; n <= nEndPortion; n++ )
        {
            const TextPortion& rTextPortion = pParaPortion->GetTextPortions()[n];
            if ( n < nStartPortion )
            {
                nIndex = nIndex + rTextPortion.GetLen();
                continue;
            }
 
            if ( pNextFeature && ( pNextFeature->GetStart() == nIndex ) && ( pNextFeature->GetItem()->Which() != EE_FEATURE_FIELD ) )
            {
                WriteItemAsRTF( *pNextFeature->GetItem(), rOutput, nNode, nIndex, aFontTable, aColorList );
                pNextFeature = pNode->GetCharAttribs().FindFeature( pNextFeature->GetStart() + 1 );
            }
            else
            {
                aAttribItems.Clear();
                sal_uInt16 nScriptTypeI18N = GetI18NScriptType( EditPaM( pNode, nIndex+1 ) );
                SvtScriptType nScriptType = SvtLanguageOptions::FromI18NToSvtScriptType(nScriptTypeI18N);
                rtl_TextEncoding actEncoding = eDestEnc;
                if ( !n || IsScriptChange( EditPaM( pNode, nIndex ) ) )
                {
                    SfxItemSet aAttribs = GetAttribs( nNode, nIndex+1, nIndex+1 );
                    auto& item = aAttribs.Get(GetScriptItemId(EE_CHAR_FONTINFO, nScriptType));
                    aAttribItems.Insert(&item);
                    // The actual encoding that RTF uses for the portion is defined by the font
                    if (auto i = GetFontIndex(item, aFontTable);
                        i < aFontTable.size()
                        && aFontTable[i]->GetCharSet() != RTL_TEXTENCODING_DONTKNOW)
                        actEncoding = aFontTable[i]->GetCharSet();
                    aAttribItems.Insert( &aAttribs.Get( GetScriptItemId( EE_CHAR_FONTHEIGHT, nScriptType ) ) );
                    aAttribItems.Insert( &aAttribs.Get( GetScriptItemId( EE_CHAR_WEIGHT, nScriptType ) ) );
                    aAttribItems.Insert( &aAttribs.Get( GetScriptItemId( EE_CHAR_ITALIC, nScriptType ) ) );
                    aAttribItems.Insert( &aAttribs.Get( GetScriptItemId( EE_CHAR_LANGUAGE, nScriptType ) ) );
                }
                // Insert hard attribs AFTER CJK attribs...
                lcl_FindValidAttribs( aAttribItems, pNode, nIndex, nScriptTypeI18N );
 
                rOutput.WriteChar( '{' );
                if ( WriteItemListAsRTF( aAttribItems, rOutput, nNode, nIndex, aFontTable, aColorList ) )
                    rOutput.WriteChar( ' ' );
 
                sal_Int32 nS = nIndex;
                sal_Int32 nE = nIndex + rTextPortion.GetLen();
                if ( n == nStartPortion )
                    nS = nStartPos;
                if ( n == nEndPortion )
                    nE = nEndPos;
 
                OUString aRTFStr = EditDoc::GetParaAsString( pNode, nS, nE);
                RTFOutFuncs::Out_String(rOutput, aRTFStr, actEncoding);
                rOutput.WriteChar( '}' );
            }
            if ( bFinishPortion )
            {
                rOutput.WriteChar( '}' );
                bFinishPortion = false;
            }
 
            nIndex = nIndex + rTextPortion.GetLen();
        }
 
        rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_PAR ).WriteOString( OOO_STRING_SVTOOLS_RTF_PARD ).WriteOString( OOO_STRING_SVTOOLS_RTF_PLAIN );
        rOutput << endl;
    }
    // RTF-trailer ...
    rOutput.WriteOString( "}}" );    // 1xparentheses paragraphs, 1xparentheses RTF document
 
    aFontTable.clear();
 
    return rOutput.GetError();
}
 
 
void ImpEditEngine::WriteItemAsRTF( const SfxPoolItem& rItem, SvStream& rOutput, sal_Int32 nPara, sal_Int32 nPos,
                            std::vector<std::unique_ptr<SvxFontItem>>& rFontTable, SvxColorList& rColorList )
{
    sal_uInt16 nWhich = rItem.Which();
    switch ( nWhich )
    {
        case EE_PARA_WRITINGDIR:
        {
            const SvxFrameDirectionItem& rWritingMode = static_cast<const SvxFrameDirectionItem&>(rItem);
            if ( rWritingMode.GetValue() == SvxFrameDirection::Horizontal_RL_TB )
                rOutput.WriteOString( "\\rtlpar" );
            else
                rOutput.WriteOString( "\\ltrpar" );
        }
        break;
        case EE_PARA_OUTLLEVEL:
        {
            sal_Int32 nLevel = static_cast<const SfxInt16Item&>(rItem).GetValue();
            if( nLevel >= 0 )
            {
                rOutput.WriteOString( "\\level" );
                rOutput.WriteNumberAsString( nLevel );
            }
        }
        break;
        case EE_PARA_OUTLLRSPACE:
        case EE_PARA_LRSPACE:
        {
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_FI );
            sal_Int32 nTxtFirst = static_cast<const SvxLRSpaceItem&>(rItem).GetTextFirstLineOffset();
            nTxtFirst = LogicToTwips( nTxtFirst );
            rOutput.WriteNumberAsString( nTxtFirst );
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_LI );
            sal_uInt32 nTxtLeft = static_cast< sal_uInt32 >(static_cast<const SvxLRSpaceItem&>(rItem).GetTextLeft());
            nTxtLeft = static_cast<sal_uInt32>(LogicToTwips( nTxtLeft ));
            rOutput.WriteNumberAsString( nTxtLeft );
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_RI );
            sal_uInt32 nTxtRight = static_cast<const SvxLRSpaceItem&>(rItem).GetRight();
            nTxtRight = LogicToTwips( nTxtRight);
            rOutput.WriteNumberAsString( nTxtRight );
        }
        break;
        case EE_PARA_ULSPACE:
        {
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_SB );
            sal_uInt32 nUpper = static_cast<const SvxULSpaceItem&>(rItem).GetUpper();
            nUpper = static_cast<sal_uInt32>(LogicToTwips( nUpper ));
            rOutput.WriteNumberAsString( nUpper );
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_SA );
            sal_uInt32 nLower = static_cast<const SvxULSpaceItem&>(rItem).GetLower();
            nLower = LogicToTwips( nLower );
            rOutput.WriteNumberAsString( nLower );
        }
        break;
        case EE_PARA_SBL:
        {
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_SL );
            sal_Int32 nVal = static_cast<const SvxLineSpacingItem&>(rItem).GetLineHeight();
            char cMult = '0';
            if ( static_cast<const SvxLineSpacingItem&>(rItem).GetInterLineSpaceRule() == SvxInterLineSpaceRule::Prop )
            {
                // From where do I get the value now?
                // The SwRTF parser is based on a 240 Font!
                nVal = static_cast<const SvxLineSpacingItem&>(rItem).GetPropLineSpace();
                nVal *= 240;
                nVal /= 100;
                cMult = '1';
            }
            rOutput.WriteNumberAsString( nVal );
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_SLMULT ).WriteChar( cMult );
        }
        break;
        case EE_PARA_JUST:
        {
            SvxAdjust eJustification = static_cast<const SvxAdjustItem&>(rItem).GetAdjust();
            switch ( eJustification )
            {
                case SvxAdjust::Center: rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_QC );
                                        break;
                case SvxAdjust::Right:  rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_QR );
                                        break;
                default:                rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_QL );
                                        break;
            }
        }
        break;
        case EE_PARA_TABS:
        {
            const SvxTabStopItem& rTabs = static_cast<const SvxTabStopItem&>(rItem);
            for ( sal_uInt16 i = 0; i < rTabs.Count(); i++ )
            {
                const SvxTabStop& rTab = rTabs[i];
                rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_TX );
                rOutput.WriteNumberAsString( LogicToTwips( rTab.GetTabPos() ) );
            }
        }
        break;
        case EE_CHAR_COLOR:
        {
            SvxColorList::const_iterator const iter = std::find(
                    rColorList.begin(), rColorList.end(),
                    static_cast<SvxColorItem const&>(rItem).GetValue());
            assert(iter != rColorList.end());
            sal_uInt32 const n = iter - rColorList.begin();
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_CF );
            rOutput.WriteNumberAsString( n );
        }
        break;
        case EE_CHAR_FONTINFO:
        case EE_CHAR_FONTINFO_CJK:
        case EE_CHAR_FONTINFO_CTL:
        {
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_F );
            rOutput.WriteNumberAsString(GetFontIndex(rItem, rFontTable));
        }
        break;
        case EE_CHAR_FONTHEIGHT:
        case EE_CHAR_FONTHEIGHT_CJK:
        case EE_CHAR_FONTHEIGHT_CTL:
        {
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_FS );
            sal_Int32 nHeight = static_cast<const SvxFontHeightItem&>(rItem).GetHeight();
            nHeight = LogicToTwips( nHeight );
            // Twips => HalfPoints
            nHeight /= 10;
            rOutput.WriteNumberAsString( nHeight );
        }
        break;
        case EE_CHAR_WEIGHT:
        case EE_CHAR_WEIGHT_CJK:
        case EE_CHAR_WEIGHT_CTL:
        {
            FontWeight e = static_cast<const SvxWeightItem&>(rItem).GetWeight();
            switch ( e )
            {
                case WEIGHT_BOLD:   rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_B );                break;
                default:            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_B ).WriteChar( '0' );     break;
            }
        }
        break;
        case EE_CHAR_UNDERLINE:
        {
            // Must underlined if in WordLineMode, but the information is
            // missing here
            FontLineStyle e = static_cast<const SvxUnderlineItem&>(rItem).GetLineStyle();
            switch ( e )
            {
                case LINESTYLE_NONE:    rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_ULNONE );       break;
                case LINESTYLE_SINGLE:  rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_UL );       break;
                case LINESTYLE_DOUBLE:  rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_ULDB );     break;
                case LINESTYLE_DOTTED:  rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_ULD );      break;
                default:
                    break;
            }
        }
        break;
        case EE_CHAR_OVERLINE:
        {
            FontLineStyle e = static_cast<const SvxOverlineItem&>(rItem).GetLineStyle();
            switch ( e )
            {
                case LINESTYLE_NONE:    rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_OLNONE );       break;
                case LINESTYLE_SINGLE:  rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_OL );       break;
                case LINESTYLE_DOUBLE:  rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_OLDB );     break;
                case LINESTYLE_DOTTED:  rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_OLD );      break;
                default:
                    break;
            }
        }
        break;
        case EE_CHAR_STRIKEOUT:
        {
            FontStrikeout e = static_cast<const SvxCrossedOutItem&>(rItem).GetStrikeout();
            switch ( e )
            {
                case STRIKEOUT_SINGLE:
                case STRIKEOUT_DOUBLE:  rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_STRIKE );       break;
                case STRIKEOUT_NONE:    rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_STRIKE ).WriteChar( '0' );    break;
                default:
                    break;
            }
        }
        break;
        case EE_CHAR_ITALIC:
        case EE_CHAR_ITALIC_CJK:
        case EE_CHAR_ITALIC_CTL:
        {
            FontItalic e = static_cast<const SvxPostureItem&>(rItem).GetPosture();
            switch ( e )
            {
                case ITALIC_OBLIQUE:
                case ITALIC_NORMAL: rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_I );        break;
                case ITALIC_NONE:   rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_I ).WriteChar( '0' ); break;
                default:
                    break;
            }
        }
        break;
        case EE_CHAR_OUTLINE:
        {
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_OUTL );
            if ( !static_cast<const SvxContourItem&>(rItem).GetValue() )
                rOutput.WriteChar( '0' );
        }
        break;
        case EE_CHAR_RELIEF:
        {
            FontRelief nRelief = static_cast<const SvxCharReliefItem&>(rItem).GetValue();
            if ( nRelief == FontRelief::Embossed )
                rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_EMBO );
            if ( nRelief == FontRelief::Engraved )
                rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_IMPR );
        }
        break;
        case EE_CHAR_EMPHASISMARK:
        {
            FontEmphasisMark nMark = static_cast<const SvxEmphasisMarkItem&>(rItem).GetEmphasisMark();
            if ( nMark == FontEmphasisMark::NONE )
                rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_ACCNONE );
            else if ( nMark == (FontEmphasisMark::Accent | FontEmphasisMark::PosAbove) )
                rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_ACCCOMMA );
            else
                rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_ACCDOT );
        }
        break;
        case EE_CHAR_SHADOW:
        {
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_SHAD );
            if ( !static_cast<const SvxShadowedItem&>(rItem).GetValue() )
                rOutput.WriteChar( '0' );
        }
        break;
        case EE_FEATURE_TAB:
        {
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_TAB );
        }
        break;
        case EE_FEATURE_LINEBR:
        {
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_LINE );
        }
        break;
        case EE_CHAR_KERNING:
        {
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_EXPNDTW );
            rOutput.WriteNumberAsString( LogicToTwips(
                static_cast<const SvxKerningItem&>(rItem).GetValue() ) );
        }
        break;
        case EE_CHAR_PAIRKERNING:
        {
            rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_KERNING );
            rOutput.WriteNumberAsString( static_cast<const SvxAutoKernItem&>(rItem).GetValue() ? 1 : 0 );
        }
        break;
        case EE_CHAR_ESCAPEMENT:
        {
            SvxFont aFont;
            ContentNode* pNode = maEditDoc.GetObject( nPara );
            SeekCursor( pNode, nPos, aFont );
            MapMode aPntMode( MapUnit::MapPoint );
            tools::Long nFontHeight = GetRefDevice()->LogicToLogic(
                    aFont.GetFontSize(), &GetRefMapMode(), &aPntMode ).Height();
            nFontHeight *=2;    // Half Points
            sal_uInt16 const nProp = static_cast<const SvxEscapementItem&>(rItem).GetProportionalHeight();
            sal_uInt16 nProp100 = nProp*100;    // For SWG-Token Prop in 100th percent.
            short nEsc = static_cast<const SvxEscapementItem&>(rItem).GetEsc();
            const FontMetric aFontMetric = GetRefDevice()->GetFontMetric();
            double fFontHeight = aFontMetric.GetAscent() + aFontMetric.GetDescent();
            double fAutoAscent = .8;
            double fAutoDescent = .2;
            if ( fFontHeight )
            {
                fAutoAscent = aFontMetric.GetAscent() / fFontHeight;
                fAutoDescent = aFontMetric.GetDescent() / fFontHeight;
            }
            if ( nEsc == DFLT_ESC_AUTO_SUPER )
            {
                nEsc =  fAutoAscent * (100 - nProp);
                nProp100++; // A 1 afterwards means 'automatic'.
            }
            else if ( nEsc == DFLT_ESC_AUTO_SUB )
            {
                nEsc =  fAutoDescent * -(100 - nProp);
                nProp100++;
            }
            // SWG:
            if ( nEsc )
            {
                rOutput.WriteOString( "{\\*\\updnprop" ).WriteNumberAsString(
                    nProp100 ).WriteChar( '}' );
            }
            tools::Long nUpDown = nFontHeight * std::abs( nEsc ) / 100;
            if ( nEsc < 0 )
                rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_DN );
            else if ( nEsc > 0 )
                rOutput.WriteOString( OOO_STRING_SVTOOLS_RTF_UP );
            rOutput.WriteNumberAsString(nUpDown);
        }
        break;
        case EE_CHAR_CASEMAP:
        {
            const SvxCaseMapItem& rCaseMap = static_cast<const SvxCaseMapItem&>(rItem);
            switch (rCaseMap.GetValue())
            {
                case SvxCaseMap::SmallCaps:
                    rOutput.WriteOString(OOO_STRING_SVTOOLS_RTF_SCAPS);
                    break;
                case SvxCaseMap::Uppercase:
                    rOutput.WriteOString(OOO_STRING_SVTOOLS_RTF_CAPS);
                    break;
                default: // Something that rtf does not support
                    rOutput.WriteOString(OOO_STRING_SVTOOLS_RTF_SCAPS);
                    rOutput.WriteNumberAsString(0);
                    rOutput.WriteOString(OOO_STRING_SVTOOLS_RTF_CAPS);
                    rOutput.WriteNumberAsString(0);
                    break;
            }
        }
        break;
    }
}
 
// Currently not good enough to be used for a ::Write of EETextFormat::Html, it
// only supports hyperlinks over plain text
OString ImpEditEngine::GetSimpleHtml() const
{
    OStringBuffer aOutput;
 
    sal_Int32 nStartNode = 0;
    sal_Int32 nEndNode = maEditDoc.Count()-1;
 
    // iterate over the paragraphs ...
    for (sal_Int32 nNode = nStartNode; nNode <= nEndNode; nNode++)
    {
        const ContentNode* pNode = maEditDoc.GetObject( nNode );
 
        const ParaPortion* pParaPortion = FindParaPortion( pNode );
 
        sal_Int32 nIndex = 0;
        sal_Int32 nEndPortion = pParaPortion->GetTextPortions().Count() - 1;
 
        OStringBuffer aPara;
        for (sal_Int32 n = 0; n <= nEndPortion; n++)
        {
            const TextPortion& rTextPortion = pParaPortion->GetTextPortions()[n];
 
            const SvxURLField* pURLField = nullptr;
            if ( rTextPortion.GetKind() == PortionKind::FIELD )
            {
                const EditCharAttrib* pAttr = pNode->GetCharAttribs().FindFeature(nIndex);
                const SvxFieldItem* pFieldItem = dynamic_cast<const SvxFieldItem*>(pAttr->GetItem());
                if( pFieldItem )
                {
                    const SvxFieldData* pFieldData = pFieldItem->GetField();
                    pURLField = dynamic_cast<const SvxURLField*>(pFieldData);
                }
            }
 
            OUString aRTFStr = EditDoc::GetParaAsString(pNode, nIndex, nIndex + rTextPortion.GetLen());
            if (pURLField)
                aPara.append("<a href=\"" + HTMLOutFuncs::ConvertStringToHTML(pURLField->GetURL()) + "\">");
 
            aPara.append(HTMLOutFuncs::ConvertStringToHTML(aRTFStr));
 
            if (pURLField)
                aPara.append("</a>");
 
            nIndex = nIndex + rTextPortion.GetLen();
        }
 
        if (aPara.isEmpty())
        {
            if (nEndNode == 0) // only one empty blank line
                break;
            aPara.append("<br/>");
        }
        aOutput.append("<div>" + aPara + "</div>");
    }
 
    return aOutput.makeStringAndClear();
}
 
std::unique_ptr<EditTextObject> ImpEditEngine::GetEmptyTextObject()
{
    EditSelection aEmptySel;
    aEmptySel.Min() = maEditDoc.GetStartPaM();
    aEmptySel.Max() = maEditDoc.GetStartPaM();
 
    return CreateTextObject( aEmptySel );
}
 
std::unique_ptr<EditTextObject> ImpEditEngine::CreateTextObject( sal_Int32 nPara, sal_Int32 nParas )
{
    DBG_ASSERT(0 <= nPara && nPara < maEditDoc.Count(), "CreateTextObject: Startpara out of Range");
    DBG_ASSERT(nParas <= maEditDoc.Count() - nPara, "CreateTextObject: Endpara out of Range");
 
    ContentNode* pStartNode = maEditDoc.GetObject(nPara);
    ContentNode* pEndNode = maEditDoc.GetObject(nPara + nParas - 1);
    DBG_ASSERT( pStartNode, "Start-Paragraph does not exist: CreateTextObject" );
    DBG_ASSERT( pEndNode, "End-Paragraph does not exist: CreateTextObject" );
 
    if ( pStartNode && pEndNode )
    {
        EditSelection aTmpSel;
        aTmpSel.Min() = EditPaM( pStartNode, 0 );
        aTmpSel.Max() = EditPaM( pEndNode, pEndNode->Len() );
        return CreateTextObject(aTmpSel);
    }
    return nullptr;
}
 
std::unique_ptr<EditTextObject> ImpEditEngine::CreateTextObject()
{
    EditSelection aCompleteSelection;
    aCompleteSelection.Min() = maEditDoc.GetStartPaM();
    aCompleteSelection.Max() = maEditDoc.GetEndPaM();
 
    return CreateTextObject( aCompleteSelection );
}
 
std::unique_ptr<EditTextObject> ImpEditEngine::CreateTextObject(const EditSelection& rSel)
{
    return CreateTextObject(rSel, GetEditTextObjectPool(), maStatus.AllowBigObjects(), mnBigTextObjectStart);
}
 
std::unique_ptr<EditTextObject> ImpEditEngine::CreateTextObject( EditSelection aSel, SfxItemPool* pPool, bool bAllowBigObjects, sal_Int32 nBigObjectStart )
{
    sal_Int32 nStartNode, nEndNode;
    sal_Int32 nTextPortions = 0;
 
    aSel.Adjust( maEditDoc );
    nStartNode = maEditDoc.GetPos( aSel.Min().GetNode() );
    nEndNode = maEditDoc.GetPos( aSel.Max().GetNode() );
 
    bool bOnlyFullParagraphs = !( aSel.Min().GetIndex() ||
        ( aSel.Max().GetIndex() < aSel.Max().GetNode()->Len() ) );
 
    // Templates are not saved!
    // (Only the name and family, template itself must be in App!)
 
    const MapUnit eMapUnit = maEditDoc.GetItemPool().GetMetric(DEF_METRIC);
    auto pTxtObj(std::make_unique<EditTextObjectImpl>(pPool, eMapUnit, GetVertical(), GetRotation(),
                                                      GetItemScriptType(aSel)));
 
    // iterate over the paragraphs ...
    sal_Int32 nNode;
    for ( nNode = nStartNode; nNode <= nEndNode; nNode++  )
    {
        ContentNode* pNode = maEditDoc.GetObject( nNode );
        DBG_ASSERT( pNode, "Node not found: Search&Replace" );
 
        if ( bOnlyFullParagraphs )
        {
            nTextPortions += GetParaPortions().getRef(nNode).GetTextPortions().Count();
        }
 
        sal_Int32 nStartPos = 0;
        sal_Int32 nEndPos = pNode->Len();
 
        bool bEmptyPara = nEndPos == 0;
 
        if ( ( nNode == nStartNode ) && !bOnlyFullParagraphs )
            nStartPos = aSel.Min().GetIndex();
        if ( ( nNode == nEndNode ) && !bOnlyFullParagraphs )
            nEndPos = aSel.Max().GetIndex();
 
 
        ContentInfo *pC = pTxtObj->CreateAndInsertContent();
 
        // The paragraph attributes ...
        pC->GetParaAttribs().Set( pNode->GetContentAttribs().GetItems() );
 
        // The StyleSheet...
        if ( pNode->GetStyleSheet() )
        {
            pC->SetStyle(pNode->GetStyleSheet()->GetName());
            pC->SetFamily(pNode->GetStyleSheet()->GetFamily());
        }
 
        // The Text...
        pC->SetText(pNode->Copy(nStartPos, nEndPos-nStartPos));
        auto& rCAttriblist = pC->GetCharAttribs();
 
        // and the Attribute...
        std::size_t nAttr = 0;
        EditCharAttrib* pAttr = GetAttrib( pNode->GetCharAttribs().GetAttribs(), nAttr );
        rCAttriblist.reserve(rCAttriblist.size() + pNode->GetCharAttribs().GetAttribs().size());
        while ( pAttr )
        {
            // In a blank paragraph keep the attributes!
            if ( bEmptyPara ||
                 ( ( pAttr->GetEnd() > nStartPos ) && ( pAttr->GetStart() < nEndPos ) ) )
            {
                XEditAttribute aX = pTxtObj->CreateAttrib(*pAttr->GetItem(), pAttr->GetStart(), pAttr->GetEnd());
                // Possibly Correct ...
                if ( ( nNode == nStartNode ) && ( nStartPos != 0 ) )
                {
                    aX.GetStart() = ( aX.GetStart() > nStartPos ) ? aX.GetStart()-nStartPos : 0;
                    aX.GetEnd() = aX.GetEnd() - nStartPos;
 
                }
                if ( nNode == nEndNode )
                {
                    if ( aX.GetEnd() > (nEndPos-nStartPos) )
                        aX.GetEnd() = nEndPos-nStartPos;
                }
                DBG_ASSERT( aX.GetEnd() <= (nEndPos-nStartPos), "CreateTextObject: Attribute too long!" );
                if ( aX.GetLen() || bEmptyPara )
                    rCAttriblist.push_back(std::move(aX));
            }
            nAttr++;
            pAttr = GetAttrib( pNode->GetCharAttribs().GetAttribs(), nAttr );
        }
 
        // If possible online spelling
        if ( bAllowBigObjects && bOnlyFullParagraphs && pNode->GetWrongList() )
            pC->SetWrongList( pNode->GetWrongList()->Clone() );
 
    }
 
    // Remember the portions info in case of large text objects:
    // sleeper set up when Olli paragraphs not hacked!
    if ( bAllowBigObjects && bOnlyFullParagraphs && IsFormatted() && IsUpdateLayout() && ( nTextPortions >= nBigObjectStart ) )
    {
        XParaPortionList* pXList = new XParaPortionList(GetRefDevice(), GetColumnWidth(maPaperSize),
            maScalingParameters.fFontX, maScalingParameters.fFontY,
            maScalingParameters.fSpacingX, maScalingParameters.fSpacingY);
        pTxtObj->SetPortionInfo(std::unique_ptr<XParaPortionList>(pXList));
        for ( nNode = nStartNode; nNode <= nEndNode; nNode++  )
        {
            ParaPortion const& rParaPortion = GetParaPortions().getRef(nNode);
            XParaPortion* pX = new XParaPortion;
            pXList->push_back(pX);
 
            pX->nHeight = rParaPortion.GetHeight();
            pX->nFirstLineOffset = rParaPortion.GetFirstLineOffset();
 
            // The TextPortions
            sal_uInt16 nCount = rParaPortion.GetTextPortions().Count();
            sal_uInt16 n;
            for ( n = 0; n < nCount; n++ )
            {
                const TextPortion& rTextPortion = rParaPortion.GetTextPortions()[n];
                TextPortion* pNew = new TextPortion( rTextPortion );
                pX->aTextPortions.Append(pNew);
            }
 
            // The lines
            nCount = rParaPortion.GetLines().Count();
            for ( n = 0; n < nCount; n++ )
            {
                const EditLine& rLine = rParaPortion.GetLines()[n];
                pX->aLines.Append(std::unique_ptr<EditLine>(rLine.Clone()));
            }
#ifdef DBG_UTIL
            sal_uInt16 nTest;
            int nTPLen = 0, nTxtLen = 0;
            for (nTest = rParaPortion.GetTextPortions().Count(); nTest;)
                nTPLen += rParaPortion.GetTextPortions()[--nTest].GetLen();
            for (nTest = rParaPortion.GetLines().Count(); nTest; )
                nTxtLen += rParaPortion.GetLines()[--nTest].GetLen();
            DBG_ASSERT(nTPLen == rParaPortion.GetNode()->Len() && nTxtLen == rParaPortion.GetNode()->Len(), "CreateBinTextObject: ParaPortion not completely formatted!");
#endif
        }
    }
    return pTxtObj;
}
 
void ImpEditEngine::SetText( const EditTextObject& rTextObject )
{
    // Since setting a text object is not undo-able!
    ResetUndoManager();
    bool _bUpdate = IsUpdateLayout();
    bool _bUndo = IsUndoEnabled();
 
    SetText( OUString() );
    EditPaM aPaM = maEditDoc.GetStartPaM();
 
    SetUpdateLayout( false );
    EnableUndo( false );
 
    InsertText( rTextObject, EditSelection( aPaM, aPaM ) );
    SetVertical(rTextObject.GetVertical());
    SetRotation(rTextObject.GetRotation());
 
    DBG_ASSERT( !HasUndoManager() || !GetUndoManager().GetUndoActionCount(), "From where comes the Undo in SetText ?!" );
    SetUpdateLayout( _bUpdate );
    EnableUndo( _bUndo );
}
 
EditSelection ImpEditEngine::InsertText( const EditTextObject& rTextObject, EditSelection aSel )
{
    aSel.Adjust( maEditDoc );
    if ( aSel.HasRange() )
        aSel = ImpDeleteSelection( aSel );
    EditSelection aNewSel = InsertTextObject( rTextObject, aSel.Max() );
    return aNewSel;
}
 
EditSelection ImpEditEngine::InsertTextObject( const EditTextObject& rTextObject, EditPaM aPaM )
{
    // Optimize: No getPos undFindParaportion, instead calculate index!
    EditSelection aSel( aPaM, aPaM );
    DBG_ASSERT( !aSel.DbgIsBuggy( maEditDoc ), "InsertBibTextObject: Selection broken!(1)" );
 
    bool bUsePortionInfo = false;
    const EditTextObjectImpl& rTextObjectImpl = toImpl(rTextObject);
    XParaPortionList* pPortionInfo = rTextObjectImpl.GetPortionInfo();
 
    if (pPortionInfo && ( static_cast<tools::Long>(pPortionInfo->GetPaperWidth()) == GetColumnWidth(maPaperSize))
            && pPortionInfo->GetRefMapMode() == GetRefDevice()->GetMapMode()
            && pPortionInfo->getFontScaleX() == maScalingParameters.fFontX
            && pPortionInfo->getFontScaleY() == maScalingParameters.fFontY
            && pPortionInfo->getSpacingScaleX() == maScalingParameters.fSpacingX
            && pPortionInfo->getSpacingScaleY() == maScalingParameters.fSpacingY)
    {
        if ( (pPortionInfo->GetRefDevPtr() == GetRefDevice()) ||
             (pPortionInfo->RefDevIsVirtual() && GetRefDevice()->IsVirtual()) )
            bUsePortionInfo = true;
    }
 
    bool bConvertMetricOfItems = false;
    MapUnit eSourceUnit = MapUnit(), eDestUnit = MapUnit();
    if (rTextObjectImpl.HasMetric())
    {
        eSourceUnit = rTextObjectImpl.GetMetric();
        eDestUnit = maEditDoc.GetItemPool().GetMetric( DEF_METRIC );
        if ( eSourceUnit != eDestUnit )
            bConvertMetricOfItems = true;
    }
 
    // Before, paragraph count was of type sal_uInt16 so if nContents exceeded
    // 0xFFFF this wouldn't have worked anyway, given that nPara is used to
    // number paragraphs and is fearlessly incremented.
    sal_Int32 nContents = static_cast<sal_Int32>(rTextObjectImpl.GetContents().size());
    SAL_WARN_IF( nContents < 0, "editeng", "ImpEditEngine::InsertTextObject - contents overflow " << nContents);
    sal_Int32 nPara = maEditDoc.GetPos( aPaM.GetNode() );
 
    for (sal_Int32 n = 0; n < nContents; ++n, ++nPara)
    {
        const ContentInfo* pC = rTextObjectImpl.GetContents()[n].get();
        bool bNewContent = aPaM.GetNode()->Len() == 0;
        const sal_Int32 nStartPos = aPaM.GetIndex();
 
        aPaM = ImpFastInsertText( aPaM, pC->GetText() );
 
        ParaPortion* pPortion = FindParaPortion( aPaM.GetNode() );
        DBG_ASSERT( pPortion, "Blind Portion in FastInsertText" );
        pPortion->MarkInvalid( nStartPos, pC->GetText().getLength() );
 
        // Character attributes ...
        bool bAllreadyHasAttribs = aPaM.GetNode()->GetCharAttribs().Count() != 0;
        size_t nNewAttribs = pC->GetCharAttribs().size();
        if ( nNewAttribs )
        {
            bool bUpdateFields = false;
            for (size_t nAttr = 0; nAttr < nNewAttribs; ++nAttr)
            {
                const XEditAttribute& rX = pC->GetCharAttribs()[nAttr];
                // Can happen when paragraphs > 16K, it is simply wrapped.
                    //TODO! Still true, still needed?
                if ( rX.GetEnd() <= aPaM.GetNode()->Len() )
                {
                    if ( !bAllreadyHasAttribs || rX.IsFeature() )
                    {
                        // Normal attributes then go faster ...
                        // Features shall not be inserted through
                        // EditDoc:: InsertAttrib, using FastInsertText they are
                        // already in the flow
                        DBG_ASSERT( rX.GetEnd() <= aPaM.GetNode()->Len(), "InsertBinTextObject: Attribute too large!" );
                        EditCharAttrib* pAttr;
                        if ( !bConvertMetricOfItems )
                            pAttr = MakeCharAttrib( maEditDoc.GetItemPool(), *(rX.GetItem()), rX.GetStart()+nStartPos, rX.GetEnd()+nStartPos );
                        else
                        {
                            std::unique_ptr<SfxPoolItem> pNew(rX.GetItem()->Clone());
                            ConvertItem( pNew, eSourceUnit, eDestUnit );
                            pAttr = MakeCharAttrib( maEditDoc.GetItemPool(), *pNew, rX.GetStart()+nStartPos, rX.GetEnd()+nStartPos );
                        }
                        DBG_ASSERT( pAttr->GetEnd() <= aPaM.GetNode()->Len(), "InsertBinTextObject: Attribute does not fit! (1)" );
                        aPaM.GetNode()->GetCharAttribs().InsertAttrib( pAttr );
                        if ( pAttr->Which() == EE_FEATURE_FIELD )
                            bUpdateFields = true;
                    }
                    else
                    {
                        DBG_ASSERT( rX.GetEnd()+nStartPos <= aPaM.GetNode()->Len(), "InsertBinTextObject: Attribute does not fit! (2)" );
                        // Tabs and other Features can not be inserted through InsertAttrib:
                        maEditDoc.InsertAttrib( aPaM.GetNode(), rX.GetStart()+nStartPos, rX.GetEnd()+nStartPos, *rX.GetItem() );
                    }
                }
            }
            if ( bUpdateFields )
                UpdateFields();
 
            // Otherwise, quick format => no attributes!
            pPortion->MarkSelectionInvalid( nStartPos );
        }
 
#if OSL_DEBUG_LEVEL > 0 && !defined NDEBUG
        CharAttribList::DbgCheckAttribs(aPaM.GetNode()->GetCharAttribs());
#endif
 
        bool bParaAttribs = false;
        if ( bNewContent || ( ( n > 0 ) && ( n < (nContents-1) ) ) )
        {
            // only style and ParaAttribs when new paragraph, or
            // completely internal ...
            bParaAttribs = pC->GetParaAttribs().Count() != 0;
            if ( GetStyleSheetPool() && pC->GetStyle().getLength() )
            {
                SfxStyleSheet* pStyle = static_cast<SfxStyleSheet*>(GetStyleSheetPool()->Find( pC->GetStyle(), pC->GetFamily() ));
                DBG_ASSERT( pStyle, "InsertBinTextObject - Style not found!" );
                SetStyleSheet( nPara, pStyle );
            }
            if ( !bConvertMetricOfItems )
                SetParaAttribs( maEditDoc.GetPos( aPaM.GetNode() ), pC->GetParaAttribs() );
            else
            {
                SfxItemSet aAttribs( GetEmptyItemSet() );
                ConvertAndPutItems( aAttribs, pC->GetParaAttribs(), &eSourceUnit, &eDestUnit );
                SetParaAttribs( maEditDoc.GetPos( aPaM.GetNode() ), aAttribs );
            }
            if ( bNewContent && bUsePortionInfo )
            {
                const XParaPortion& rXP = (*pPortionInfo)[n];
                ParaPortion* pParaPortion = GetParaPortions().SafeGetObject(nPara);
                DBG_ASSERT( pParaPortion, "InsertBinTextObject: ParaPortion?" );
                pParaPortion->mnHeight = rXP.nHeight;
                pParaPortion->mnFirstLineOffset = rXP.nFirstLineOffset;
                pParaPortion->mbForceRepaint = true;
                pParaPortion->SetValid();   // Do not format
 
                // The Text Portions
                pParaPortion->GetTextPortions().Reset();
                sal_uInt16 nCount = rXP.aTextPortions.Count();
                for ( sal_uInt16 _n = 0; _n < nCount; _n++ )
                {
                    const TextPortion& rTextPortion = rXP.aTextPortions[_n];
                    TextPortion* pNew = new TextPortion( rTextPortion );
                    pParaPortion->GetTextPortions().Append(pNew);
                }
 
                // The lines
                pParaPortion->GetLines().Reset();
                nCount = rXP.aLines.Count();
                for ( sal_uInt16 m = 0; m < nCount; m++ )
                {
                    const EditLine& rLine = rXP.aLines[m];
                    EditLine* pNew = rLine.Clone();
                    pNew->SetInvalid(); // Paint again!
                    pParaPortion->GetLines().Append(std::unique_ptr<EditLine>(pNew));
                }
#ifdef DBG_UTIL
                sal_uInt16 nTest;
                int nTPLen = 0, nTxtLen = 0;
                for ( nTest = pParaPortion->GetTextPortions().Count(); nTest; )
                    nTPLen += pParaPortion->GetTextPortions()[--nTest].GetLen();
                for ( nTest = pParaPortion->GetLines().Count(); nTest; )
                    nTxtLen += pParaPortion->GetLines()[--nTest].GetLen();
                DBG_ASSERT( ( nTPLen == pParaPortion->GetNode()->Len() ) && ( nTxtLen == pParaPortion->GetNode()->Len() ), "InsertTextObject: ParaPortion not completely formatted!" );
#endif
            }
        }
        if ( !bParaAttribs ) // DefFont is not calculated for FastInsertParagraph
        {
            aPaM.GetNode()->GetCharAttribs().GetDefFont() = maEditDoc.GetDefFont();
            if (maStatus.UseCharAttribs())
                aPaM.GetNode()->CreateDefFont();
        }
 
        if ( bNewContent && GetStatus().DoOnlineSpelling() && pC->GetWrongList() )
        {
            aPaM.GetNode()->SetWrongList( pC->GetWrongList()->Clone() );
        }
 
        // Wrap when followed by other ...
        if ( n < ( nContents-1) )
        {
            if ( bNewContent )
                aPaM = ImpFastInsertParagraph( nPara+1 );
            else
                aPaM = ImpInsertParaBreak( aPaM, false );
        }
    }
 
    aSel.Max() = aPaM;
    DBG_ASSERT( !aSel.DbgIsBuggy( maEditDoc ), "InsertBibTextObject: Selection broken!(1)" );
    return aSel;
}
 
void ImpEditEngine::GetAllMisspellRanges( std::vector<editeng::MisspellRanges>& rRanges ) const
{
    std::vector<editeng::MisspellRanges> aRanges;
    const EditDoc& rDoc = GetEditDoc();
    for (sal_Int32 i = 0, n = rDoc.Count(); i < n; ++i)
    {
        const ContentNode* pNode = rDoc.GetObject(i);
        const WrongList* pWrongList = pNode->GetWrongList();
        if (!pWrongList)
            continue;
 
        aRanges.emplace_back(i, std::vector(pWrongList->GetRanges()));
    }
 
    aRanges.swap(rRanges);
}
 
void ImpEditEngine::SetAllMisspellRanges( const std::vector<editeng::MisspellRanges>& rRanges )
{
    EditDoc& rDoc = GetEditDoc();
    for (auto const& rParaRanges : rRanges)
    {
        ContentNode* pNode = rDoc.GetObject(rParaRanges.mnParagraph);
        if (!pNode)
            continue;
 
        pNode->CreateWrongList();
        WrongList* pWrongList = pNode->GetWrongList();
        pWrongList->SetRanges(std::vector(rParaRanges.maRanges));
    }
}
 
editeng::LanguageSpan ImpEditEngine::GetLanguage( sal_Int32 nPara, sal_Int32 nPos )
{
    ContentNode* pNode = maEditDoc.GetObject( nPara );
    DBG_ASSERT( pNode, "GetLanguage - nPara is invalid!" );
    return pNode ? GetLanguage( EditPaM( pNode, nPos ) ) : editeng::LanguageSpan{};
}
 
editeng::LanguageSpan ImpEditEngine::GetLanguage( const EditPaM& rPaM, sal_Int32* pEndPos ) const
{
    short nScriptTypeI18N = GetI18NScriptType( rPaM, pEndPos ); // pEndPos will be valid now, pointing to ScriptChange or NodeLen
    SvtScriptType nScriptType = SvtLanguageOptions::FromI18NToSvtScriptType(nScriptTypeI18N);
    sal_uInt16 nLangId = GetScriptItemId( EE_CHAR_LANGUAGE, nScriptType );
    const SvxLanguageItem* pLangItem = &static_cast<const SvxLanguageItem&>(rPaM.GetNode()->GetContentAttribs().GetItem( nLangId ));
    const EditCharAttrib* pAttr = rPaM.GetNode()->GetCharAttribs().FindAttrib( nLangId, rPaM.GetIndex() );
 
    editeng::LanguageSpan aLang;
 
    if ( pAttr )
    {
        pLangItem = static_cast<const SvxLanguageItem*>(pAttr->GetItem());
        aLang.nStart = pAttr->GetStart();
        aLang.nEnd = pAttr->GetEnd();
    }
 
    if ( pEndPos && pAttr && ( pAttr->GetEnd() < *pEndPos ) )
        *pEndPos = pAttr->GetEnd();
 
    aLang.nLang = pLangItem->GetLanguage();
 
    return aLang;
}
 
css::lang::Locale ImpEditEngine::GetLocale( const EditPaM& rPaM ) const
{
    return LanguageTag( GetLanguage( rPaM ).nLang ).getLocale();
}
 
Reference< XSpellChecker1 > const & ImpEditEngine::GetSpeller()
{
    if (!mxSpeller.is())
        mxSpeller = LinguMgr::GetSpellChecker();
    return mxSpeller;
}
 
 
void ImpEditEngine::CreateSpellInfo( bool bMultipleDocs )
{
    if (!mpSpellInfo)
        mpSpellInfo.reset(new SpellInfo);
    else
        *mpSpellInfo = SpellInfo();  // reset to default values
 
    mpSpellInfo->bMultipleDoc = bMultipleDocs;
    // always spell draw objects completely, starting at the top.
    // (spelling in only a selection or not starting with the top requires
    // further changes elsewhere to work properly)
    mpSpellInfo->aSpellStart = EPaM();
    mpSpellInfo->aSpellTo    = EPaM( EE_PARA_NOT_FOUND, EE_INDEX_NOT_FOUND );
}
 
 
EESpellState ImpEditEngine::Spell(EditView* pEditView, weld::Widget* pDialogParent, bool bMultipleDoc)
{
    SAL_WARN_IF(!mxSpeller.is(), "editeng", "No Spell checker set!");
 
    if (!mxSpeller.is())
        return EESpellState::NoSpeller;
 
    maOnlineSpellTimer.Stop();
 
    // In MultipleDoc always from the front / rear ...
    if ( bMultipleDoc )
    {
        pEditView->getImpl().SetEditSelection( maEditDoc.GetStartPaM() );
    }
 
    EditSelection aCurSel( pEditView->getImpl().GetEditSelection() );
    CreateSpellInfo( bMultipleDoc );
 
    bool bIsStart = false;
    if ( bMultipleDoc )
        bIsStart = true;    // Accessible from the front or from behind ...
    else if ( CreateEPaM( maEditDoc.GetStartPaM() ) == mpSpellInfo->aSpellStart )
        bIsStart = true;
 
    {
        EditSpellWrapper aWrp(pDialogParent, bIsStart, pEditView );
        aWrp.SpellDocument();
    }
 
    if ( !bMultipleDoc )
    {
        pEditView->getImpl().DrawSelectionXOR();
        if ( aCurSel.Max().GetIndex() > aCurSel.Max().GetNode()->Len() )
            aCurSel.Max().SetIndex( aCurSel.Max().GetNode()->Len() );
        aCurSel.Min() = aCurSel.Max();
        pEditView->getImpl().SetEditSelection( aCurSel );
        pEditView->getImpl().DrawSelectionXOR();
        pEditView->ShowCursor( true, false );
    }
    EESpellState eState = mpSpellInfo->eState;
    mpSpellInfo.reset();
    return eState;
}
 
 
bool ImpEditEngine::HasConvertibleTextPortion( LanguageType nSrcLang )
{
    bool    bHasConvTxt = false;
 
    sal_Int32 nParas = mpEditEngine->GetParagraphCount();
    for (sal_Int32 k = 0;  k < nParas;  ++k)
    {
        std::vector<sal_Int32> aPortions;
        mpEditEngine->GetPortions( k, aPortions );
        for ( size_t nPos = 0; nPos < aPortions.size(); ++nPos )
        {
            sal_Int32 nEnd   = aPortions[ nPos ];
            sal_Int32 nStart = nPos > 0 ? aPortions[ nPos - 1 ] : 0;
 
            // if the paragraph is not empty we need to increase the index
            // by one since the attribute of the character left to the
            // specified position is evaluated.
            if (nEnd > nStart)  // empty para?
                ++nStart;
            LanguageType nLangFound = mpEditEngine->GetLanguage( k, nStart ).nLang;
#if OSL_DEBUG_LEVEL >= 2
            lang::Locale aLocale( LanguageTag::convertToLocale( nLangFound ) );
#endif
            bHasConvTxt =   (nSrcLang == nLangFound) ||
                            (editeng::HangulHanjaConversion::IsChinese( nLangFound ) &&
                             editeng::HangulHanjaConversion::IsChinese( nSrcLang ));
            if (bHasConvTxt)
                return bHasConvTxt;
        }
    }
 
    return bHasConvTxt;
}
 
void ImpEditEngine::Convert( EditView* pEditView, weld::Widget* pDialogParent,
        LanguageType nSrcLang, LanguageType nDestLang, const vcl::Font *pDestFont,
        sal_Int32 nOptions, bool bIsInteractive, bool bMultipleDoc )
{
    // modified version of ImpEditEngine::Spell
 
    // In MultipleDoc always from the front / rear ...
    if ( bMultipleDoc )
        pEditView->getImpl().SetEditSelection( maEditDoc.GetStartPaM() );
 
 
    // initialize pConvInfo
    EditSelection aCurSel( pEditView->getImpl().GetEditSelection() );
    aCurSel.Adjust( maEditDoc );
    mpConvInfo.reset(new ConvInfo);
    mpConvInfo->bMultipleDoc = bMultipleDoc;
    mpConvInfo->aConvStart = CreateEPaM( aCurSel.Min() );
 
    // if it is not just a selection and we are about to begin
    // with the current conversion for the very first time
    // we need to find the start of the current (initial)
    // convertible unit in order for the text conversion to give
    // the correct result for that. Since it is easier to obtain
    // the start of the word we use that though.
    if (!aCurSel.HasRange() && ImplGetBreakIterator().is())
    {
        EditPaM aWordStartPaM(  SelectWord( aCurSel, i18n::WordType::DICTIONARY_WORD ).Min() );
 
        // since #118246 / #117803 still occurs if the cursor is placed
        // between the two chinese characters to be converted (because both
        // of them are words on their own!) using the word boundary here does
        // not work. Thus since chinese conversion is not interactive we start
        // at the begin of the paragraph to solve the problem, i.e. have the
        // TextConversion service get those characters together in the same call.
        mpConvInfo->aConvStart.nIndex = editeng::HangulHanjaConversion::IsChinese( nSrcLang )
            ? 0 : aWordStartPaM.GetIndex();
    }
 
    mpConvInfo->aConvContinue = mpConvInfo->aConvStart;
 
    bool bIsStart = false;
    if ( bMultipleDoc )
        bIsStart = true;    // Accessible from the front or from behind ...
    else if ( CreateEPaM( maEditDoc.GetStartPaM() ) == mpConvInfo->aConvStart )
        bIsStart = true;
 
    TextConvWrapper aWrp( pDialogParent,
                          ::comphelper::getProcessComponentContext(),
                          LanguageTag::convertToLocale( nSrcLang ),
                          LanguageTag::convertToLocale( nDestLang ),
                          pDestFont,
                          nOptions, bIsInteractive,
                          bIsStart, pEditView );
 
 
    //!! optimization does not work since when update mode is false
    //!! the object is 'lying' about it portions, paragraphs,
    //!! EndPaM... later on.
    //!! Should not be a great problem since text boxes or cells in
    //!! Calc usually have only a rather short text.
    //
    // disallow formatting, updating the view, ... while
    // non-interactively converting the document. (saves time)
    //if (!bIsInteractive)
    //  SetUpdateMode( sal_False );
 
    aWrp.Convert();
 
    //if (!bIsInteractive)
    //SetUpdateMode( sal_True, 0, sal_True );
 
    if ( !bMultipleDoc )
    {
        pEditView->getImpl().DrawSelectionXOR();
        if ( aCurSel.Max().GetIndex() > aCurSel.Max().GetNode()->Len() )
            aCurSel.Max().SetIndex( aCurSel.Max().GetNode()->Len() );
        aCurSel.Min() = aCurSel.Max();
        pEditView->getImpl().SetEditSelection( aCurSel );
        pEditView->getImpl().DrawSelectionXOR();
        pEditView->ShowCursor( true, false );
    }
    mpConvInfo.reset();
}
 
 
void ImpEditEngine::SetLanguageAndFont(
    const ESelection &rESel,
    LanguageType nLang, sal_uInt16 nLangWhichId,
    const vcl::Font *pFont,  sal_uInt16 nFontWhichId )
{
    ESelection aOldSel = mpActiveView->GetSelection();
    mpActiveView->SetSelection( rESel );
 
    // set new language attribute
    SfxItemSet aNewSet(mpActiveView->GetEmptyItemSet());
    aNewSet.Put( SvxLanguageItem( nLang, nLangWhichId ) );
 
    // new font to be set?
    DBG_ASSERT( pFont, "target font missing?" );
    if (pFont)
    {
        // set new font attribute
        SvxFontItem aFontItem = static_cast<const SvxFontItem&>( aNewSet.Get( nFontWhichId ) );
        aFontItem.SetFamilyName( pFont->GetFamilyName());
        aFontItem.SetFamily( pFont->GetFamilyType());
        aFontItem.SetStyleName( pFont->GetStyleName());
        aFontItem.SetPitch( pFont->GetPitch());
        aFontItem.SetCharSet( pFont->GetCharSet() );
        aNewSet.Put( aFontItem );
    }
 
    // apply new attributes
    mpActiveView->SetAttribs(aNewSet);
    mpActiveView->SetSelection(aOldSel);
}
 
 
void ImpEditEngine::ImpConvert( OUString &rConvTxt, LanguageType &rConvTxtLang,
        EditView* pEditView, LanguageType nSrcLang, const ESelection &rConvRange,
        bool bAllowImplicitChangesForNotConvertibleText,
        LanguageType nTargetLang, const vcl::Font *pTargetFont  )
{
    // modified version of ImpEditEngine::ImpSpell
 
    // looks for next convertible text portion to be passed on to the wrapper
 
    OUString aRes;
    LanguageType nResLang = LANGUAGE_NONE;
 
    EditPaM aPos(CreateEditPaM(mpConvInfo->aConvContinue));
    EditSelection aCurSel( aPos, aPos );
 
    OUString aWord;
 
    while (aRes.isEmpty())
    {
        // empty paragraph found that needs to have language and font set?
        if (bAllowImplicitChangesForNotConvertibleText &&
            mpEditEngine->GetText(mpConvInfo->aConvContinue.nPara).isEmpty())
        {
            sal_Int32 nPara = mpConvInfo->aConvContinue.nPara;
            ESelection aESel( nPara, 0, nPara, 0 );
            // see comment for below same function call
            SetLanguageAndFont( aESel,
                    nTargetLang, EE_CHAR_LANGUAGE_CJK,
                    pTargetFont, EE_CHAR_FONTINFO_CJK );
        }
 
 
        if (mpConvInfo->aConvContinue.nPara  == mpConvInfo->aConvTo.nPara &&
            mpConvInfo->aConvContinue.nIndex >= mpConvInfo->aConvTo.nIndex)
            break;
 
        sal_Int32 nAttribStart = -1;
        sal_Int32 nAttribEnd   = -1;
        sal_Int32 nCurPos      = -1;
        EPaM aCurStart = CreateEPaM( aCurSel.Min() );
        std::vector<sal_Int32> aPortions;
        mpEditEngine->GetPortions(aCurStart.nPara, aPortions);
        for ( size_t nPos = 0; nPos < aPortions.size(); ++nPos )
        {
            const sal_Int32 nEnd   = aPortions[ nPos ];
            const sal_Int32 nStart = nPos > 0 ? aPortions[ nPos - 1 ] : 0;
 
            // the language attribute is obtained from the left character
            // (like usually all other attributes)
            // thus we usually have to add 1 in order to get the language
            // of the text right to the cursor position
            const sal_Int32 nLangIdx = nEnd > nStart ? nStart + 1 : nStart;
            LanguageType nLangFound = mpEditEngine->GetLanguage( aCurStart.nPara, nLangIdx ).nLang;
#if OSL_DEBUG_LEVEL >= 2
            lang::Locale aLocale( LanguageTag::convertToLocale( nLangFound ) );
#endif
            bool bLangOk =  (nLangFound == nSrcLang) ||
                                (editeng::HangulHanjaConversion::IsChinese( nLangFound ) &&
                                 editeng::HangulHanjaConversion::IsChinese( nSrcLang ));
 
            if (nAttribEnd>=0) // start already found?
            {
                DBG_ASSERT(nEnd >= aCurStart.nIndex, "error while scanning attributes (a)" );
                DBG_ASSERT(nEnd >= nAttribEnd, "error while scanning attributes (b)" );
                if (/*nEnd >= aCurStart.nIndex &&*/ nLangFound == nResLang)
                    nAttribEnd = nEnd;
                else  // language attrib has changed
                    break;
            }
            if (nAttribStart<0 && // start not yet found?
                nEnd > aCurStart.nIndex && bLangOk)
            {
                nAttribStart = nStart;
                nAttribEnd   = nEnd;
                nResLang = nLangFound;
            }
            //! the list of portions may have changed compared to the previous
            //! call to this function (because of possibly changed language
            //! attribute!)
            //! But since we don't want to start in the already processed part
            //! we clip the start accordingly.
            if (nAttribStart >= 0 && nAttribStart < aCurStart.nIndex)
            {
                nAttribStart = aCurStart.nIndex;
            }
 
            // check script type to the right of the start of the current portion
            EditPaM aPaM( CreateEditPaM( EPaM(aCurStart.nPara, nLangIdx) ) );
            bool bIsAsianScript = (i18n::ScriptType::ASIAN == GetI18NScriptType( aPaM ));
            // not yet processed text part with for conversion
            // not suitable language found that needs to be changed?
            if (bAllowImplicitChangesForNotConvertibleText &&
                !bLangOk && !bIsAsianScript && nEnd > aCurStart.nIndex)
            {
                ESelection aESel( aCurStart.nPara, nStart, aCurStart.nPara, nEnd );
                // set language and font to target language and font of conversion
                //! Now this especially includes all non convertible text e.g.
                //! spaces, empty paragraphs and western text.
                // This is in order for every *new* text entered at *any* position to
                // have the correct language and font attributes set.
                SetLanguageAndFont( aESel,
                        nTargetLang, EE_CHAR_LANGUAGE_CJK,
                        pTargetFont, EE_CHAR_FONTINFO_CJK );
            }
 
            nCurPos = nEnd;
        }
 
        if (nAttribStart>=0 && nAttribEnd>=0)
        {
            aCurSel.Min().SetIndex( nAttribStart );
            aCurSel.Max().SetIndex( nAttribEnd );
        }
        else if (nCurPos>=0)
        {
            // set selection to end of scanned text
            // (used to set the position where to continue from later on)
            aCurSel.Min().SetIndex( nCurPos );
            aCurSel.Max().SetIndex( nCurPos );
        }
 
        if ( !mpConvInfo->bConvToEnd )
        {
            EPaM aEPaM( CreateEPaM( aCurSel.Min() ) );
            if ( !( aEPaM < mpConvInfo->aConvTo ) )
                break;
        }
 
        // clip selected word to the converted area
        // (main use when conversion starts/ends **within** a word)
        EditPaM aPaM( CreateEditPaM( mpConvInfo->aConvStart ) );
        if (mpConvInfo->bConvToEnd &&
            aCurSel.Min().GetNode() == aPaM.GetNode() &&
            aCurSel.Min().GetIndex() < aPaM.GetIndex())
                aCurSel.Min().SetIndex( aPaM.GetIndex() );
        aPaM = CreateEditPaM( mpConvInfo->aConvContinue );
        if (aCurSel.Min().GetNode() == aPaM.GetNode() &&
            aCurSel.Min().GetIndex() < aPaM.GetIndex())
                aCurSel.Min().SetIndex( aPaM.GetIndex() );
        aPaM = CreateEditPaM( mpConvInfo->aConvTo );
        if ((!mpConvInfo->bConvToEnd || rConvRange.HasRange())&&
            aCurSel.Max().GetNode() == aPaM.GetNode() &&
            aCurSel.Max().GetIndex() > aPaM.GetIndex())
                aCurSel.Max().SetIndex( aPaM.GetIndex() );
 
        aWord = GetSelected( aCurSel );
 
        if ( !aWord.isEmpty() /* && bLangOk */)
            aRes = aWord;
 
        // move to next word/paragraph if necessary
        if ( aRes.isEmpty() )
            aCurSel = WordRight( aCurSel.Min(), css::i18n::WordType::DICTIONARY_WORD );
 
        mpConvInfo->aConvContinue = CreateEPaM( aCurSel.Max() );
    }
 
    pEditView->getImpl().DrawSelectionXOR();
    pEditView->getImpl().SetEditSelection( aCurSel );
    pEditView->getImpl().DrawSelectionXOR();
    pEditView->ShowCursor( true, false );
 
    rConvTxt = aRes;
    if ( !rConvTxt.isEmpty() )
        rConvTxtLang = nResLang;
}
 
 
Reference< XSpellAlternatives > ImpEditEngine::ImpSpell( EditView* pEditView )
{
    DBG_ASSERT(mxSpeller.is(), "No spell checker set!");
 
    ContentNode* pLastNode = maEditDoc.GetObject( maEditDoc.Count()-1 );
    EditSelection aCurSel( pEditView->getImpl().GetEditSelection() );
    aCurSel.Min() = aCurSel.Max();
 
    Reference< XSpellAlternatives > xSpellAlt;
    Sequence< PropertyValue > aEmptySeq;
    while (!xSpellAlt.is())
    {
        // Known (most likely) bug: If SpellToCurrent, the current has to be
        // corrected at each replacement, otherwise it may not fit exactly in
        // the end ...
        if (mpSpellInfo->bSpellToEnd || mpSpellInfo->bMultipleDoc)
        {
            if ( aCurSel.Max().GetNode() == pLastNode )
            {
                if ( aCurSel.Max().GetIndex() >= pLastNode->Len() )
                    break;
            }
        }
        else if (!mpSpellInfo->bSpellToEnd)
        {
            EPaM aEPaM( CreateEPaM( aCurSel.Max() ) );
            if (!(aEPaM < mpSpellInfo->aSpellTo))
                break;
        }
 
        aCurSel = SelectWord( aCurSel, css::i18n::WordType::DICTIONARY_WORD );
        OUString aWord = GetSelected( aCurSel );
 
        // If afterwards a dot, this must be handed over!
        // If an abbreviation ...
        if ( !aWord.isEmpty() && ( aCurSel.Max().GetIndex() < aCurSel.Max().GetNode()->Len() ) )
        {
            sal_Unicode cNext = aCurSel.Max().GetNode()->GetChar( aCurSel.Max().GetIndex() );
            if ( cNext == '.' )
            {
                aCurSel.Max().SetIndex( aCurSel.Max().GetIndex()+1 );
                aWord += OUStringChar(cNext);
            }
        }
 
        if ( !aWord.isEmpty() )
        {
            LanguageType eLang = GetLanguage( aCurSel.Max() ).nLang;
            SvxSpellWrapper::CheckSpellLang(mxSpeller, eLang);
            xSpellAlt = mxSpeller->spell( aWord, static_cast<sal_uInt16>(eLang), aEmptySeq );
        }
 
        if ( !xSpellAlt.is() )
            aCurSel = WordRight( aCurSel.Min(), css::i18n::WordType::DICTIONARY_WORD );
        else
            mpSpellInfo->eState = EESpellState::ErrorFound;
    }
 
    pEditView->getImpl().DrawSelectionXOR();
    pEditView->getImpl().SetEditSelection( aCurSel );
    pEditView->getImpl().DrawSelectionXOR();
    pEditView->ShowCursor( true, false );
    return xSpellAlt;
}
 
Reference< XSpellAlternatives > ImpEditEngine::ImpFindNextError(EditSelection& rSelection)
{
    EditSelection aCurSel( rSelection.Min() );
 
    Reference< XSpellAlternatives > xSpellAlt;
    Sequence< PropertyValue > aEmptySeq;
    while (!xSpellAlt.is())
    {
        //check if the end of the selection has been reached
        {
            EPaM aEPaM( CreateEPaM( aCurSel.Max() ) );
            if ( !( aEPaM < CreateEPaM( rSelection.Max()) ) )
                break;
        }
 
        aCurSel = SelectWord( aCurSel, css::i18n::WordType::DICTIONARY_WORD );
        OUString aWord = GetSelected( aCurSel );
 
        // If afterwards a dot, this must be handed over!
        // If an abbreviation ...
        if ( !aWord.isEmpty() && ( aCurSel.Max().GetIndex() < aCurSel.Max().GetNode()->Len() ) )
        {
            sal_Unicode cNext = aCurSel.Max().GetNode()->GetChar( aCurSel.Max().GetIndex() );
            if ( cNext == '.' )
            {
                aCurSel.Max().SetIndex( aCurSel.Max().GetIndex()+1 );
                aWord += OUStringChar(cNext);
            }
        }
 
        if ( !aWord.isEmpty() )
            xSpellAlt = mxSpeller->spell( aWord, static_cast<sal_uInt16>(GetLanguage( aCurSel.Max() ).nLang), aEmptySeq );
 
        if ( !xSpellAlt.is() )
            aCurSel = WordRight( aCurSel.Min(), css::i18n::WordType::DICTIONARY_WORD );
        else
        {
            mpSpellInfo->eState = EESpellState::ErrorFound;
            rSelection = aCurSel;
        }
    }
    return xSpellAlt;
}
 
bool ImpEditEngine::SpellSentence(EditView const & rEditView,
    svx::SpellPortions& rToFill )
{
    bool bRet = false;
    EditSelection aCurSel( rEditView.getImpl().GetEditSelection() );
    if (!mpSpellInfo)
        CreateSpellInfo( true );
    mpSpellInfo->aCurSentenceStart = aCurSel.Min();
    DBG_ASSERT(mxSpeller.is(), "No spell checker set!");
    mpSpellInfo->aLastSpellPortions.clear();
    mpSpellInfo->aLastSpellContentSelections.clear();
    rToFill.clear();
    //if no selection previously exists the range is extended to the end of the object
    if (!aCurSel.HasRange())
    {
        ContentNode* pLastNode = maEditDoc.GetObject( maEditDoc.Count()-1);
        aCurSel.Max() = EditPaM(pLastNode, pLastNode->Len());
    }
    // check for next error in aCurSel and set aCurSel to that one if any was found
    Reference< XSpellAlternatives > xAlt = ImpFindNextError(aCurSel);
    if (xAlt.is())
    {
        bRet = true;
        //find the sentence boundaries
        EditSelection aSentencePaM = SelectSentence(aCurSel);
        //make sure that the sentence is never smaller than the error range!
        if(aSentencePaM.Max().GetIndex() < aCurSel.Max().GetIndex())
            aSentencePaM.Max() = aCurSel.Max();
        //add the portion preceding the error
        EditSelection aStartSelection(aSentencePaM.Min(), aCurSel.Min());
        if(aStartSelection.HasRange())
            AddPortionIterated(rEditView, aStartSelection, nullptr, rToFill);
        //add the error portion
        AddPortionIterated(rEditView, aCurSel, xAlt, rToFill);
        //find the end of the sentence
        //search for all errors in the rest of the sentence and add all the portions
        do
        {
            EditSelection aNextSel(aCurSel.Max(), aSentencePaM.Max());
            xAlt = ImpFindNextError(aNextSel);
            if(xAlt.is())
            {
                //add the part between the previous and the current error
                AddPortionIterated(rEditView, EditSelection(aCurSel.Max(), aNextSel.Min()), nullptr, rToFill);
                //add the current error
                AddPortionIterated(rEditView, aNextSel, xAlt, rToFill);
            }
            else
                AddPortionIterated(rEditView, EditSelection(aCurSel.Max(), aSentencePaM.Max()), xAlt, rToFill);
            aCurSel = aNextSel;
        }
        while( xAlt.is() );
 
        //set the selection to the end of the current sentence
        rEditView.getImpl().SetEditSelection(aSentencePaM.Max());
    }
    return bRet;
}
 
// Adds one portion to the SpellPortions
void ImpEditEngine::AddPortion(
                            const EditSelection& rSel,
                            const uno::Reference< XSpellAlternatives >& xAlt,
                            svx::SpellPortions& rToFill,
                            bool bIsField)
{
    if(!rSel.HasRange())
        return;
 
    svx::SpellPortion aPortion;
    aPortion.sText = GetSelected( rSel );
    aPortion.eLanguage = GetLanguage( rSel.Min() ).nLang;
    aPortion.xAlternatives = xAlt;
    aPortion.bIsField = bIsField;
    rToFill.push_back(aPortion);
 
    //save the spelled portions for later use
    mpSpellInfo->aLastSpellPortions.push_back(aPortion);
    mpSpellInfo->aLastSpellContentSelections.push_back(rSel);
}
 
// Adds one or more portions of text to the SpellPortions depending on language changes
void ImpEditEngine::AddPortionIterated(
                            EditView const & rEditView,
                            const EditSelection& rSel,
                            const Reference< XSpellAlternatives >& xAlt,
                            svx::SpellPortions& rToFill)
{
    if (!rSel.HasRange())
        return;
 
    if(xAlt.is())
    {
        AddPortion(rSel, xAlt, rToFill, false);
    }
    else
    {
        //iterate and search for language attribute changes
        //save the start and end positions
        bool bTest = rSel.Min().GetIndex() <= rSel.Max().GetIndex();
        EditPaM aStart(bTest ? rSel.Min() : rSel.Max());
        EditPaM aEnd(bTest ? rSel.Max() : rSel.Min());
        //iterate over the text to find changes in language
        //set the mark equal to the point
        EditPaM aCursor(aStart);
        rEditView.getImpl().SetEditSelection( aCursor );
        LanguageType eStartLanguage = GetLanguage( aCursor ).nLang;
        //search for a field attribute at the beginning - only the end position
        //of this field is kept to end a portion at that position
        const EditCharAttrib* pFieldAttr = aCursor.GetNode()->GetCharAttribs().
                                                FindFeature( aCursor.GetIndex() );
        bool bIsField = pFieldAttr &&
                pFieldAttr->GetStart() == aCursor.GetIndex() &&
                pFieldAttr->GetStart() != pFieldAttr->GetEnd() &&
                pFieldAttr->Which() == EE_FEATURE_FIELD;
        sal_Int32 nEndField = bIsField ? pFieldAttr->GetEnd() : -1;
        do
        {
            aCursor = CursorRight( aCursor);
            //determine whether a field and has been reached
            bool bIsEndField = nEndField == aCursor.GetIndex();
            //search for a new field attribute
            const EditCharAttrib* _pFieldAttr = aCursor.GetNode()->GetCharAttribs().
                                                    FindFeature( aCursor.GetIndex() );
            bIsField = _pFieldAttr &&
                    _pFieldAttr->GetStart() == aCursor.GetIndex() &&
                    _pFieldAttr->GetStart() != _pFieldAttr->GetEnd() &&
                    _pFieldAttr->Which() == EE_FEATURE_FIELD;
            //on every new field move the end position
            if (bIsField)
                nEndField = _pFieldAttr->GetEnd();
 
            LanguageType eCurLanguage = GetLanguage( aCursor ).nLang;
            if(eCurLanguage != eStartLanguage || bIsField || bIsEndField)
            {
                eStartLanguage = eCurLanguage;
                //go one step back - the cursor currently selects the first character
                //with a different language
                //create a selection from start to the current Cursor
                EditSelection aSelection(aStart, aCursor);
                AddPortion(aSelection, xAlt, rToFill, bIsEndField);
                aStart = aCursor;
            }
        }
        while(aCursor.GetIndex() < aEnd.GetIndex());
        EditSelection aSelection(aStart, aCursor);
        AddPortion(aSelection, xAlt, rToFill, bIsField);
    }
}
 
void ImpEditEngine::ApplyChangedSentence(EditView const & rEditView,
    const svx::SpellPortions& rNewPortions,
    bool bRecheck )
{
    // Note: rNewPortions.size() == 0 is valid and happens when the whole
    // sentence got removed in the dialog
 
    DBG_ASSERT(mpSpellInfo, "mpSpellInfo not initialized");
    if (!mpSpellInfo || mpSpellInfo->aLastSpellPortions.empty())  // no portions -> no text to be changed
        return;
 
    // get current paragraph length to calculate later on how the sentence length changed,
    // in order to place the cursor at the end of the sentence again
    EditSelection aOldSel( rEditView.getImpl().GetEditSelection() );
    sal_Int32 nOldLen = aOldSel.Max().GetNode()->Len();
 
    UndoActionStart( EDITUNDO_INSERT );
    if (mpSpellInfo->aLastSpellPortions.size() == rNewPortions.size())
    {
        DBG_ASSERT(!rNewPortions.empty(), "rNewPortions should not be empty here");
        DBG_ASSERT(mpSpellInfo->aLastSpellPortions.size() == mpSpellInfo->aLastSpellContentSelections.size(),
                "aLastSpellPortions and aLastSpellContentSelections size mismatch");
 
        //the simple case: the same number of elements on both sides
        //each changed element has to be applied to the corresponding source element
        svx::SpellPortions::const_iterator aCurrentNewPortion = rNewPortions.end();
        svx::SpellPortions::const_iterator aCurrentOldPortion = mpSpellInfo->aLastSpellPortions.end();
        SpellContentSelections::const_iterator aCurrentOldPosition = mpSpellInfo->aLastSpellContentSelections.end();
        bool bSetToEnd = false;
        do
        {
            --aCurrentNewPortion;
            --aCurrentOldPortion;
            --aCurrentOldPosition;
            //set the cursor to the end of the sentence - necessary to
            //resume there at the next step
            if(!bSetToEnd)
            {
                bSetToEnd = true;
                rEditView.getImpl().SetEditSelection( aCurrentOldPosition->Max() );
            }
 
            SvtScriptType nScriptType = SvtLanguageOptions::GetScriptTypeOfLanguage( aCurrentNewPortion->eLanguage );
            sal_uInt16 nLangWhichId = EE_CHAR_LANGUAGE;
            switch(nScriptType)
            {
                case SvtScriptType::ASIAN : nLangWhichId = EE_CHAR_LANGUAGE_CJK; break;
                case SvtScriptType::COMPLEX : nLangWhichId = EE_CHAR_LANGUAGE_CTL; break;
                default: break;
            }
            if(aCurrentNewPortion->sText != aCurrentOldPortion->sText)
            {
                //change text and apply language
                SfxItemSet aSet( maEditDoc.GetItemPool(), nLangWhichId, nLangWhichId );
                aSet.Put(SvxLanguageItem(aCurrentNewPortion->eLanguage, nLangWhichId));
                SetAttribs( *aCurrentOldPosition, aSet );
                ImpInsertText( *aCurrentOldPosition, aCurrentNewPortion->sText );
            }
            else if(aCurrentNewPortion->eLanguage != aCurrentOldPortion->eLanguage)
            {
                //apply language
                SfxItemSet aSet( maEditDoc.GetItemPool(), nLangWhichId, nLangWhichId);
                aSet.Put(SvxLanguageItem(aCurrentNewPortion->eLanguage, nLangWhichId));
                SetAttribs( *aCurrentOldPosition, aSet );
            }
        }
        while(aCurrentNewPortion != rNewPortions.begin());
    }
    else
    {
        DBG_ASSERT( !mpSpellInfo->aLastSpellContentSelections.empty(), "aLastSpellContentSelections should not be empty here" );
 
        //select the complete sentence
        SpellContentSelections::const_iterator aCurrentEndPosition = mpSpellInfo->aLastSpellContentSelections.end();
        --aCurrentEndPosition;
        SpellContentSelections::const_iterator aCurrentStartPosition = mpSpellInfo->aLastSpellContentSelections.begin();
        EditSelection aAllSentence(aCurrentStartPosition->Min(), aCurrentEndPosition->Max());
 
        //delete the sentence completely
        ImpDeleteSelection( aAllSentence );
        EditPaM aCurrentPaM = aAllSentence.Min();
        for(const auto& rCurrentNewPortion : rNewPortions)
        {
            //set the language attribute
            LanguageType eCurLanguage = GetLanguage( aCurrentPaM ).nLang;
            if(eCurLanguage != rCurrentNewPortion.eLanguage)
            {
                SvtScriptType nScriptType = SvtLanguageOptions::GetScriptTypeOfLanguage( rCurrentNewPortion.eLanguage );
                sal_uInt16 nLangWhichId = EE_CHAR_LANGUAGE;
                switch(nScriptType)
                {
                    case SvtScriptType::ASIAN : nLangWhichId = EE_CHAR_LANGUAGE_CJK; break;
                    case SvtScriptType::COMPLEX : nLangWhichId = EE_CHAR_LANGUAGE_CTL; break;
                    default: break;
                }
                SfxItemSet aSet( maEditDoc.GetItemPool(), nLangWhichId, nLangWhichId);
                aSet.Put(SvxLanguageItem(rCurrentNewPortion.eLanguage, nLangWhichId));
                SetAttribs( EditSelection(aCurrentPaM), aSet );
            }
            //insert the new string and set the cursor to the end of the inserted string
            aCurrentPaM = ImpInsertText( EditSelection(aCurrentPaM) , rCurrentNewPortion.sText );
        }
    }
    UndoActionEnd();
 
    EditPaM aNext;
    if (bRecheck)
        aNext = mpSpellInfo->aCurSentenceStart;
    else
    {
        // restore cursor position to the end of the modified sentence.
        // (This will define the continuation position for spell/grammar checking)
        // First: check if the sentence/para length changed
        const sal_Int32 nDelta = rEditView.getImpl().GetEditSelection().Max().GetNode()->Len() - nOldLen;
        const sal_Int32 nEndOfSentence = aOldSel.Max().GetIndex() + nDelta;
        aNext = EditPaM( aOldSel.Max().GetNode(), nEndOfSentence );
    }
    rEditView.getImpl().SetEditSelection( aNext );
 
    if (IsUpdateLayout())
        FormatAndLayout();
    maEditDoc.SetModified(true);
}
 
void ImpEditEngine::PutSpellingToSentenceStart( EditView const & rEditView )
{
    if (mpSpellInfo && !mpSpellInfo->aLastSpellContentSelections.empty())
    {
        rEditView.getImpl().SetEditSelection(mpSpellInfo->aLastSpellContentSelections.begin()->Min());
    }
}
 
 
void ImpEditEngine::DoOnlineSpelling( ContentNode* pThisNodeOnly, bool bSpellAtCursorPos, bool bInterruptible )
{
    /*
     It will iterate over all the paragraphs, paragraphs with only
     invalidated wrong list will be checked ...
 
     All the words are checked in the invalidated region. Is a word wrong,
     but not in the wrong list, or vice versa, the range of the word will be
     invalidated
     (no Invalidate, but if only transitions wrong from right =>, simple Paint,
      even out properly with VDev on transitions from wrong => right)
    */
 
    if (!mxSpeller.is())
        return;
 
    EditPaM aCursorPos;
    if (mpActiveView && !bSpellAtCursorPos)
    {
        aCursorPos = mpActiveView->getImpl().GetEditSelection().Max();
    }
 
    bool bRestartTimer = false;
 
    ContentNode* pLastNode = maEditDoc.GetObject( maEditDoc.Count() - 1 );
    sal_Int32 nNodes = GetEditDoc().Count();
    sal_Int32 nInvalids = 0;
    Sequence< PropertyValue > aEmptySeq;
    for ( sal_Int32 n = 0; n < nNodes; n++ )
    {
        ContentNode* pNode = GetEditDoc().GetObject( n );
        if ( pThisNodeOnly )
            pNode = pThisNodeOnly;
 
        pNode->EnsureWrongList();
        if (!pNode->GetWrongList()->IsValid())
        {
            WrongList* pWrongList = pNode->GetWrongList();
            const size_t nInvStart = pWrongList->GetInvalidStart();
            const size_t nInvEnd = pWrongList->GetInvalidEnd();
 
            sal_Int32 nPaintFrom = -1;
            sal_Int32 nPaintTo = 0;
            bool bSimpleRepaint = true;
 
            pWrongList->SetValid();
 
            EditPaM aPaM( pNode, nInvStart );
            EditSelection aSel( aPaM, aPaM );
            while ( aSel.Max().GetNode() == pNode )
            {
                if ( ( o3tl::make_unsigned(aSel.Min().GetIndex()) > nInvEnd )
                        || ( ( aSel.Max().GetNode() == pLastNode ) && ( aSel.Max().GetIndex() >= pLastNode->Len() ) ) )
                    break;  // Document end or end of invalid region
 
                aSel = SelectWord( aSel, i18n::WordType::DICTIONARY_WORD );
                // If afterwards a dot, this must be handed over!
                // If an abbreviation ...
                bool bDottAdded = false;
                if ( aSel.Max().GetIndex() < aSel.Max().GetNode()->Len() )
                {
                    sal_Unicode cNext = aSel.Max().GetNode()->GetChar( aSel.Max().GetIndex() );
                    if ( cNext == '.' )
                    {
                        aSel.Max().SetIndex( aSel.Max().GetIndex()+1 );
                        bDottAdded = true;
                    }
                }
                OUString aWord = GetSelected(aSel);
 
                bool bChanged = false;
                if (!aWord.isEmpty())
                {
                    const sal_Int32 nWStart = aSel.Min().GetIndex();
                    const sal_Int32 nWEnd = aSel.Max().GetIndex();
                    if (!mxSpeller->isValid( aWord, static_cast<sal_uInt16>(GetLanguage( EditPaM( aSel.Min().GetNode(), nWStart+1 ) ).nLang), aEmptySeq))
                    {
                        // Check if already marked correctly...
                        const sal_Int32 nXEnd = bDottAdded ? nWEnd -1 : nWEnd;
                        if ( !pWrongList->HasWrong( nWStart, nXEnd ) )
                        {
                            // Mark Word as wrong...
                            // But only when not at Cursor-Position...
                            bool bCursorPos = false;
                            if ( aCursorPos.GetNode() == pNode )
                            {
                                if ( ( nWStart <= aCursorPos.GetIndex() ) && nWEnd >= aCursorPos.GetIndex() )
                                    bCursorPos = true;
                            }
                            if ( bCursorPos )
                            {
                                // Then continue to mark as invalid ...
                                pWrongList->ResetInvalidRange(nWStart, nWEnd);
                                bRestartTimer = true;
                            }
                            else
                            {
                                // It may be that the Wrongs in the list are not
                                // spanning exactly over words because the
                                // WordDelimiters during expansion are not
                                // evaluated.
                                pWrongList->InsertWrong(nWStart, nXEnd);
                                bChanged = true;
                            }
                        }
                    }
                    else
                    {
                        // Check if not marked as wrong
                        if ( pWrongList->HasAnyWrong( nWStart, nWEnd ) )
                        {
                            pWrongList->ClearWrongs( nWStart, nWEnd, pNode );
                            bSimpleRepaint = false;
                            bChanged = true;
                        }
                    }
                    if ( bChanged  )
                    {
                        if ( nPaintFrom<0 )
                            nPaintFrom = nWStart;
                        nPaintTo = nWEnd;
                    }
                }
 
                EditPaM aLastEnd( aSel.Max() );
                aSel = WordRight( aSel.Max(), i18n::WordType::DICTIONARY_WORD );
                if ( bChanged && ( aSel.Min().GetNode() == pNode ) &&
                        ( aSel.Min().GetIndex()-aLastEnd.GetIndex() > 1 ) )
                {
                    // If two words are separated by more than one blank, it
                    // can happen that when splitting a Wrongs the start of
                    // the second word is before the actually word
                    pWrongList->ClearWrongs( aLastEnd.GetIndex(), aSel.Min().GetIndex(), pNode );
                }
            }
 
            // Invalidate?
            if ( nPaintFrom>=0 )
            {
                maStatus.GetStatusWord() |= EditStatusFlags::WRONGWORDCHANGED;
                CallStatusHdl();
 
                if (!maEditViews.empty())
                {
                    // For SimpleRepaint one was painted over a range without
                    // reaching VDEV, but then one would have to intersect, c
                    // clipping, ... over all views. Probably not worthwhile.
                    EditPaM aStartPaM( pNode, nPaintFrom );
                    EditPaM aEndPaM( pNode, nPaintTo );
                    tools::Rectangle aStartCursor( PaMtoEditCursor( aStartPaM ) );
                    tools::Rectangle aEndCursor( PaMtoEditCursor( aEndPaM ) );
                    DBG_ASSERT(maInvalidRect.IsEmpty(), "InvalidRect set!");
                    maInvalidRect.SetLeft( 0 );
                    maInvalidRect.SetRight( GetPaperSize().Width() );
                    maInvalidRect.SetTop( aStartCursor.Top() );
                    maInvalidRect.SetBottom( aEndCursor.Bottom() );
                    if (mpActiveView && mpActiveView->HasSelection())
                    {
                        // Then no output through VDev.
                        UpdateViews();
                    }
                    else if ( bSimpleRepaint )
                    {
                        for (EditView* pView : maEditViews)
                        {
                            tools::Rectangle aClipRect(maInvalidRect);
                            aClipRect.Intersection( pView->GetVisArea() );
                            if ( !aClipRect.IsEmpty() )
                            {
                                // convert to window coordinates...
                                aClipRect.SetPos( pView->getImpl().GetWindowPos( aClipRect.TopLeft() ) );
                                pView->getImpl().InvalidateAtWindow(aClipRect);
                            }
                        }
                    }
                    else
                    {
                        UpdateViews(mpActiveView);
                    }
                    maInvalidRect = tools::Rectangle();
                }
            }
            // After two corrected nodes give up the control...
            nInvalids++;
            if ( bInterruptible && ( nInvalids >= 2 ) )
            {
                bRestartTimer = true;
                break;
            }
        }
 
        if ( pThisNodeOnly )
            break;
    }
    if ( bRestartTimer )
        maOnlineSpellTimer.Start();
}
 
 
EESpellState ImpEditEngine::HasSpellErrors()
{
    DBG_ASSERT(mxSpeller.is(), "No spell checker set!");
 
    ContentNode* pLastNode = maEditDoc.GetObject( maEditDoc.Count() - 1 );
    EditSelection aCurSel( maEditDoc.GetStartPaM() );
 
    OUString aWord;
    Reference< XSpellAlternatives > xSpellAlt;
    Sequence< PropertyValue > aEmptySeq;
    while ( !xSpellAlt.is() )
    {
        if ( ( aCurSel.Max().GetNode() == pLastNode ) &&
             ( aCurSel.Max().GetIndex() >= pLastNode->Len() ) )
        {
            return EESpellState::Ok;
        }
 
        aCurSel = SelectWord( aCurSel, css::i18n::WordType::DICTIONARY_WORD );
        aWord = GetSelected( aCurSel );
        if ( !aWord.isEmpty() )
        {
            LanguageType eLang = GetLanguage( aCurSel.Max() ).nLang;
            SvxSpellWrapper::CheckSpellLang(mxSpeller, eLang);
            xSpellAlt = mxSpeller->spell( aWord, static_cast<sal_uInt16>(eLang), aEmptySeq );
        }
        aCurSel = WordRight( aCurSel.Max(), css::i18n::WordType::DICTIONARY_WORD );
    }
 
    return EESpellState::ErrorFound;
}
 
void ImpEditEngine::ClearSpellErrors()
{
    maEditDoc.ClearSpellErrors();
}
 
EESpellState ImpEditEngine::StartThesaurus(EditView* pEditView, weld::Widget* pDialogParent)
{
    EditSelection aCurSel( pEditView->getImpl().GetEditSelection() );
    if ( !aCurSel.HasRange() )
        aCurSel = SelectWord( aCurSel, css::i18n::WordType::DICTIONARY_WORD );
    OUString aWord( GetSelected( aCurSel ) );
 
    Reference< XThesaurus > xThes( LinguMgr::GetThesaurus() );
    if (!xThes.is())
        return EESpellState::ErrorFound;
 
    EditAbstractDialogFactory* pFact = EditAbstractDialogFactory::Create();
    ScopedVclPtr<AbstractThesaurusDialog> xDlg(pFact->CreateThesaurusDialog(pDialogParent, xThes,
                                               aWord, GetLanguage( aCurSel.Max() ).nLang ));
    if (xDlg->Execute() == RET_OK)
    {
        // Replace Word...
        pEditView->getImpl().DrawSelectionXOR();
        pEditView->getImpl().SetEditSelection( aCurSel );
        pEditView->getImpl().DrawSelectionXOR();
        pEditView->InsertText(xDlg->GetWord());
        pEditView->ShowCursor(true, false);
    }
 
    return EESpellState::Ok;
}
 
sal_Int32 ImpEditEngine::StartSearchAndReplace( EditView* pEditView, const SvxSearchItem& rSearchItem )
{
    sal_Int32 nFound = 0;
 
    EditSelection aCurSel( pEditView->getImpl().GetEditSelection() );
 
    // FIND_ALL is not possible without multiple selection.
    if ( ( rSearchItem.GetCommand() == SvxSearchCmd::FIND ) ||
         ( rSearchItem.GetCommand() == SvxSearchCmd::FIND_ALL ) )
    {
        if ( Search( rSearchItem, pEditView ) )
            nFound++;
    }
    else if ( rSearchItem.GetCommand() == SvxSearchCmd::REPLACE )
    {
        // The word is selected if the user not altered the selection
        // in between:
        if ( aCurSel.HasRange() )
        {
            pEditView->InsertText( rSearchItem.GetReplaceString() );
            nFound = 1;
        }
        else
            if( Search( rSearchItem, pEditView ) )
                nFound = 1;
    }
    else if ( rSearchItem.GetCommand() == SvxSearchCmd::REPLACE_ALL )
    {
        // The Writer replaces all front beginning to end ...
        SvxSearchItem aTmpItem( rSearchItem );
        aTmpItem.SetBackward( false );
 
        pEditView->getImpl().DrawSelectionXOR();
 
        aCurSel.Adjust( maEditDoc );
        EditPaM aStartPaM = aTmpItem.GetSelection() ? aCurSel.Min() : maEditDoc.GetStartPaM();
        EditSelection aFoundSel( aCurSel.Max() );
        bool bFound = ImpSearch( aTmpItem, aCurSel, aStartPaM, aFoundSel );
        if ( bFound )
            UndoActionStart( EDITUNDO_REPLACEALL );
        while ( bFound )
        {
            nFound++;
            aStartPaM = ImpInsertText( aFoundSel, rSearchItem.GetReplaceString() );
            bFound = ImpSearch( aTmpItem, aCurSel, aStartPaM, aFoundSel );
        }
        if ( nFound )
        {
            EditPaM aNewPaM( aFoundSel.Max() );
            if ( aNewPaM.GetIndex() > aNewPaM.GetNode()->Len() )
                aNewPaM.SetIndex( aNewPaM.GetNode()->Len() );
            pEditView->getImpl().SetEditSelection( aNewPaM );
            FormatAndLayout( pEditView );
            UndoActionEnd();
        }
        else
        {
            pEditView->getImpl().DrawSelectionXOR();
            pEditView->ShowCursor( true, false );
        }
    }
    return nFound;
}
 
bool ImpEditEngine::Search( const SvxSearchItem& rSearchItem, EditView* pEditView )
{
    EditSelection aSel( pEditView->getImpl().GetEditSelection() );
    aSel.Adjust( maEditDoc );
    EditPaM aStartPaM( aSel.Max() );
    if ( rSearchItem.GetSelection() && !rSearchItem.GetBackward() )
        aStartPaM = aSel.Min();
 
    EditSelection aFoundSel;
    bool bFound = ImpSearch( rSearchItem, aSel, aStartPaM, aFoundSel );
    if ( bFound && ( aFoundSel == aSel ) )  // For backwards-search
    {
        aStartPaM = aSel.Min();
        bFound = ImpSearch( rSearchItem, aSel, aStartPaM, aFoundSel );
    }
 
    pEditView->getImpl().DrawSelectionXOR();
    if ( bFound )
    {
        // First, set the minimum, so the whole word is in the visible range.
        pEditView->getImpl().SetEditSelection( aFoundSel.Min() );
        pEditView->ShowCursor( true, false );
        pEditView->getImpl().SetEditSelection( aFoundSel );
    }
    else
        pEditView->getImpl().SetEditSelection( aSel.Max() );
 
    pEditView->getImpl().DrawSelectionXOR();
    pEditView->ShowCursor( true, false );
    return bFound;
}
 
bool ImpEditEngine::ImpSearch( const SvxSearchItem& rSearchItem,
    const EditSelection& rSearchSelection, const EditPaM& rStartPos, EditSelection& rFoundSel )
{
    i18nutil::SearchOptions2 aSearchOptions( rSearchItem.GetSearchOptions() );
    aSearchOptions.Locale = GetLocale( rStartPos );
 
    bool bBack = rSearchItem.GetBackward();
    bool bSearchInSelection = rSearchItem.GetSelection();
    sal_Int32 nStartNode = maEditDoc.GetPos( rStartPos.GetNode() );
    sal_Int32 nEndNode;
    if ( bSearchInSelection )
    {
        nEndNode = maEditDoc.GetPos( bBack ? rSearchSelection.Min().GetNode() : rSearchSelection.Max().GetNode() );
    }
    else
    {
        nEndNode = bBack ? 0 : maEditDoc.Count()-1;
    }
 
    utl::TextSearch aSearcher( aSearchOptions );
 
    // iterate over the paragraphs ...
    for ( sal_Int32 nNode = nStartNode;
            bBack ? ( nNode >= nEndNode ) : ( nNode <= nEndNode) ;
            bBack ? nNode-- : nNode++ )
    {
        // For backwards-search if nEndNode = 0:
        if ( nNode < 0 )
            return false;
 
        ContentNode* pNode = maEditDoc.GetObject( nNode );
 
        sal_Int32 nStartPos = 0;
        sal_Int32 nEndPos = pNode->GetExpandedLen();
        if ( nNode == nStartNode )
        {
            if ( bBack )
                nEndPos = rStartPos.GetIndex();
            else
                nStartPos = rStartPos.GetIndex();
        }
        if ( ( nNode == nEndNode ) && bSearchInSelection )
        {
            if ( bBack )
                nStartPos = rSearchSelection.Min().GetIndex();
            else
                nEndPos = rSearchSelection.Max().GetIndex();
        }
 
        // Searching ...
        OUString aParaStr( pNode->GetExpandedText() );
        bool bFound = false;
        if ( bBack )
        {
            sal_Int32 nTemp;
            nTemp = nStartPos;
            nStartPos = nEndPos;
            nEndPos = nTemp;
 
            bFound = aSearcher.SearchBackward( aParaStr, &nStartPos, &nEndPos);
        }
        else
        {
            bFound = aSearcher.SearchForward( aParaStr, &nStartPos, &nEndPos);
        }
        if ( bFound )
        {
            pNode->UnExpandPositions( nStartPos, nEndPos );
 
            rFoundSel.Min().SetNode( pNode );
            rFoundSel.Min().SetIndex( nStartPos );
            rFoundSel.Max().SetNode( pNode );
            rFoundSel.Max().SetIndex( nEndPos );
            return true;
        }
    }
    return false;
}
 
bool ImpEditEngine::HasText( const SvxSearchItem& rSearchItem )
{
    SvxSearchItem aTmpItem( rSearchItem );
    aTmpItem.SetBackward( false );
    aTmpItem.SetSelection( false );
 
    EditPaM aStartPaM( maEditDoc.GetStartPaM() );
    EditSelection aDummySel( aStartPaM );
    EditSelection aFoundSel;
    return ImpSearch( aTmpItem, aDummySel, aStartPaM, aFoundSel );
}
 
void ImpEditEngine::SetAutoCompleteText(const OUString& rStr, bool bClearTipWindow)
{
    maAutoCompleteText = rStr;
    if ( bClearTipWindow && mpActiveView )
        Help::ShowQuickHelp( mpActiveView->GetWindow(), tools::Rectangle(), OUString() );
}
 
namespace
{
    struct eeTransliterationChgData
    {
        sal_Int32                   nStart;
        sal_Int32                   nLen;
        EditSelection               aSelection;
        OUString                    aNewText;
        uno::Sequence< sal_Int32 >  aOffsets;
    };
}
 
EditSelection ImpEditEngine::TransliterateText( const EditSelection& rSelection, TransliterationFlags nTransliterationMode )
{
    uno::Reference < i18n::XBreakIterator > _xBI( ImplGetBreakIterator() );
    if (!_xBI.is())
        return rSelection;
 
    EditSelection aSel( rSelection );
    aSel.Adjust( maEditDoc );
 
    if ( !aSel.HasRange() )
    {
        aSel = SelectWord( aSel, css::i18n::WordType::WORD_COUNT, true, true );
        if (!aSel.HasRange() && aSel.Min().GetIndex() > 0 &&
            u".!?"_ustr.indexOf(aSel.Min().GetNode()->GetChar(aSel.Min().GetIndex() - 1)) > -1 )
        {
            aSel = SelectSentence(aSel);
        }
    }
 
    // tdf#107176: if there's still no range, just return aSel
    if ( !aSel.HasRange() )
        return aSel;
 
    EditSelection aNewSel( aSel );
 
    const sal_Int32 nStartNode = maEditDoc.GetPos( aSel.Min().GetNode() );
    const sal_Int32 nEndNode = maEditDoc.GetPos( aSel.Max().GetNode() );
 
    bool bChanges = false;
    bool bLenChanged = false;
    std::unique_ptr<EditUndoTransliteration> pUndo;
 
    utl::TransliterationWrapper aTransliterationWrapper( ::comphelper::getProcessComponentContext(), nTransliterationMode );
    bool bConsiderLanguage = aTransliterationWrapper.needLanguageForTheMode();
 
    for ( sal_Int32 nNode = nStartNode; nNode <= nEndNode; nNode++ )
    {
        ContentNode* pNode = maEditDoc.GetObject( nNode );
        const OUString& aNodeStr = pNode->GetString();
        const sal_Int32 nStartPos = nNode==nStartNode ? aSel.Min().GetIndex() : 0;
        const sal_Int32 nEndPos = nNode==nEndNode ? aSel.Max().GetIndex() : aNodeStr.getLength(); // can also be == nStart!
 
        sal_Int32 nCurrentStart = nStartPos;
        sal_Int32 nCurrentEnd = nEndPos;
        LanguageType nLanguage = LANGUAGE_SYSTEM;
 
        // since we don't use Hiragana/Katakana or half-width/full-width transliterations here
        // it is fine to use ANYWORD_IGNOREWHITESPACES. (ANY_WORD btw is broken and will
        // occasionally miss words in consecutive sentences). Also with ANYWORD_IGNOREWHITESPACES
        // text like 'just-in-time' will be converted to 'Just-In-Time' which seems to be the
        // proper thing to do.
        const sal_Int16 nWordType = i18n::WordType::ANYWORD_IGNOREWHITESPACES;
 
        //! In order to have less trouble with changing text size, e.g. because
        //! of ligatures or German small sz being resolved, we need to process
        //! the text replacements from end to start.
        //! This way the offsets for the yet to be changed words will be
        //! left unchanged by the already replaced text.
        //! For this we temporarily save the changes to be done in this vector
        std::vector< eeTransliterationChgData >   aChanges;
        eeTransliterationChgData                  aChgData;
 
        if (nTransliterationMode == TransliterationFlags::TITLE_CASE)
        {
            // for 'capitalize every word' we need to iterate over each word
 
            i18n::Boundary aSttBndry;
            i18n::Boundary aEndBndry;
            aSttBndry = _xBI->getWordBoundary(
                        aNodeStr, nStartPos,
                        GetLocale( EditPaM( pNode, nStartPos + 1 ) ),
                        nWordType, true /*prefer forward direction*/);
            aEndBndry = _xBI->getWordBoundary(
                        aNodeStr, nEndPos,
                        GetLocale( EditPaM( pNode, nEndPos + 1 ) ),
                        nWordType, false /*prefer backward direction*/);
 
            // prevent backtracking to the previous word if selection is at word boundary
            if (aSttBndry.endPos <= nStartPos)
            {
                aSttBndry = _xBI->nextWord(
                        aNodeStr, aSttBndry.endPos,
                        GetLocale( EditPaM( pNode, aSttBndry.endPos + 1 ) ),
                        nWordType);
            }
            // prevent advancing to the next word if selection is at word boundary
            if (aEndBndry.startPos >= nEndPos)
            {
                aEndBndry = _xBI->previousWord(
                        aNodeStr, aEndBndry.startPos,
                        GetLocale( EditPaM( pNode, aEndBndry.startPos + 1 ) ),
                        nWordType);
            }
 
            /* Nothing to do if user selection lies entirely outside of word start and end boundary computed above.
             * Skip this node, because otherwise the below logic for constraining to the selection will fail */
            if (aSttBndry.startPos >= aSel.Max().GetIndex() || aEndBndry.endPos <= aSel.Min().GetIndex()) {
                continue;
            }
 
            // prevent going outside of the user's selection, which may
            // start or end in the middle of a word
            if (nNode == nStartNode) {
                aSttBndry.startPos = std::max(aSttBndry.startPos, aSel.Min().GetIndex());
                aSttBndry.endPos   = std::min(aSttBndry.endPos,   aSel.Max().GetIndex());
                aEndBndry.startPos = std::max(aEndBndry.startPos, aSttBndry.startPos);
                aEndBndry.endPos   = std::min(aEndBndry.endPos,   aSel.Max().GetIndex());
            }
 
            i18n::Boundary aCurWordBndry( aSttBndry );
            while (aCurWordBndry.startPos != aCurWordBndry.endPos
                   && aCurWordBndry.startPos <= aEndBndry.startPos)
            {
                nCurrentStart = aCurWordBndry.startPos;
                nCurrentEnd   = aCurWordBndry.endPos;
                sal_Int32 nLen = nCurrentEnd - nCurrentStart;
                DBG_ASSERT( nLen > 0, "invalid word length of 0" );
 
                Sequence< sal_Int32 > aOffsets;
                OUString aNewText( aTransliterationWrapper.transliterate(aNodeStr,
                        GetLanguage( EditPaM( pNode, nCurrentStart + 1 ) ).nLang,
                        nCurrentStart, nLen, &aOffsets ));
 
                if (aNodeStr != aNewText)
                {
                    aChgData.nStart     = nCurrentStart;
                    aChgData.nLen       = nLen;
                    aChgData.aSelection = EditSelection( EditPaM( pNode, nCurrentStart ), EditPaM( pNode, nCurrentEnd ) );
                    aChgData.aNewText   = aNewText;
                    aChgData.aOffsets   = std::move(aOffsets);
                    aChanges.push_back( aChgData );
                }
#if OSL_DEBUG_LEVEL > 1
                OUString aSelTxt ( GetSelected( aChgData.aSelection ) );
                (void) aSelTxt;
#endif
 
                aCurWordBndry = _xBI->nextWord(aNodeStr, nCurrentStart,
                        GetLocale( EditPaM( pNode, nCurrentStart + 1 ) ),
                        nWordType);
            }
            DBG_ASSERT( nCurrentEnd >= aEndBndry.endPos, "failed to reach end of transliteration" );
        }
        else if (nTransliterationMode == TransliterationFlags::SENTENCE_CASE)
        {
            // for 'sentence case' we need to iterate sentence by sentence
 
            sal_Int32 nLastStart = _xBI->beginOfSentence(
                    aNodeStr, nEndPos,
                    GetLocale( EditPaM( pNode, nEndPos + 1 ) ) );
            sal_Int32 nLastEnd = _xBI->endOfSentence(
                    aNodeStr, nLastStart,
                    GetLocale( EditPaM( pNode, nLastStart + 1 ) ) );
 
            // extend nCurrentStart, nCurrentEnd to the current sentence boundaries
            nCurrentStart = _xBI->beginOfSentence(
                    aNodeStr, nStartPos,
                    GetLocale( EditPaM( pNode, nStartPos + 1 ) ) );
            nCurrentEnd = _xBI->endOfSentence(
                    aNodeStr, nCurrentStart,
                    GetLocale( EditPaM( pNode, nCurrentStart + 1 ) ) );
 
            // prevent backtracking to the previous sentence if selection starts at end of a sentence
            if (nCurrentEnd <= nStartPos)
            {
                // now nCurrentStart is probably located on a non-letter word. (unless we
                // are in Asian text with no spaces...)
                // Thus to get the real sentence start we should locate the next real word,
                // that is one found by DICTIONARY_WORD
                i18n::Boundary aBndry = _xBI->nextWord( aNodeStr, nCurrentEnd,
                        GetLocale( EditPaM( pNode, nCurrentEnd + 1 ) ),
                        i18n::WordType::DICTIONARY_WORD);
 
                // now get new current sentence boundaries
                nCurrentStart = _xBI->beginOfSentence(
                        aNodeStr, aBndry.startPos,
                        GetLocale( EditPaM( pNode, aBndry.startPos + 1 ) ) );
                nCurrentEnd = _xBI->endOfSentence(
                        aNodeStr, nCurrentStart,
                        GetLocale( EditPaM( pNode, nCurrentStart + 1 ) ) );
            }
            // prevent advancing to the next sentence if selection ends at start of a sentence
            if (nLastStart >= nEndPos)
            {
                // now nCurrentStart is probably located on a non-letter word. (unless we
                // are in Asian text with no spaces...)
                // Thus to get the real sentence start we should locate the previous real word,
                // that is one found by DICTIONARY_WORD
                i18n::Boundary aBndry = _xBI->previousWord( aNodeStr, nLastStart,
                        GetLocale( EditPaM( pNode, nLastStart + 1 ) ),
                        i18n::WordType::DICTIONARY_WORD);
                nLastEnd = _xBI->endOfSentence(
                        aNodeStr, aBndry.startPos,
                        GetLocale( EditPaM( pNode, aBndry.startPos + 1 ) ) );
                if (nCurrentEnd > nLastEnd)
                    nCurrentEnd = nLastEnd;
            }
 
            // prevent making any change outside of the user's selection
            nCurrentStart = std::max(aSel.Min().GetIndex(), nCurrentStart);
            nCurrentEnd = std::min(aSel.Max().GetIndex(), nCurrentEnd);
            nLastStart = std::max(aSel.Min().GetIndex(), nLastStart);
            nLastEnd = std::min(aSel.Max().GetIndex(), nLastEnd);
 
            while (nCurrentStart < nLastEnd)
            {
                const sal_Int32 nLen = nCurrentEnd - nCurrentStart;
                DBG_ASSERT( nLen > 0, "invalid word length of 0" );
 
                Sequence< sal_Int32 > aOffsets;
                OUString aNewText( aTransliterationWrapper.transliterate( aNodeStr,
                        GetLanguage( EditPaM( pNode, nCurrentStart + 1 ) ).nLang,
                        nCurrentStart, nLen, &aOffsets ));
 
                if (aNodeStr != aNewText)
                {
                    aChgData.nStart     = nCurrentStart;
                    aChgData.nLen       = nLen;
                    aChgData.aSelection = EditSelection( EditPaM( pNode, nCurrentStart ), EditPaM( pNode, nCurrentEnd ) );
                    aChgData.aNewText   = aNewText;
                    aChgData.aOffsets   = std::move(aOffsets);
                    aChanges.push_back( aChgData );
                }
 
                i18n::Boundary aFirstWordBndry = _xBI->nextWord(
                        aNodeStr, nCurrentEnd,
                        GetLocale( EditPaM( pNode, nCurrentEnd + 1 ) ),
                        nWordType);
                nCurrentStart = aFirstWordBndry.startPos;
                nCurrentEnd = _xBI->endOfSentence(
                        aNodeStr, nCurrentStart,
                        GetLocale( EditPaM( pNode, nCurrentStart + 1 ) ) );
            }
            DBG_ASSERT( nCurrentEnd >= nLastEnd, "failed to reach end of transliteration" );
        }
        else
        {
            do
            {
                if ( bConsiderLanguage )
                {
                    nLanguage = GetLanguage( EditPaM( pNode, nCurrentStart+1 ), &nCurrentEnd ).nLang;
                    if ( nCurrentEnd > nEndPos )
                        nCurrentEnd = nEndPos;
                }
 
                const sal_Int32 nLen = nCurrentEnd - nCurrentStart;
 
                Sequence< sal_Int32 > aOffsets;
                OUString aNewText( aTransliterationWrapper.transliterate( aNodeStr, nLanguage, nCurrentStart, nLen, &aOffsets ) );
 
                if (aNodeStr != aNewText)
                {
                    aChgData.nStart     = nCurrentStart;
                    aChgData.nLen       = nLen;
                    aChgData.aSelection = EditSelection( EditPaM( pNode, nCurrentStart ), EditPaM( pNode, nCurrentEnd ) );
                    aChgData.aNewText   = aNewText;
                    aChgData.aOffsets   = std::move(aOffsets);
                    aChanges.push_back( aChgData );
                }
 
                nCurrentStart = nCurrentEnd;
            } while( nCurrentEnd < nEndPos );
        }
 
        if (!aChanges.empty())
        {
            // Create a single UndoAction on Demand for all the changes ...
            if ( !pUndo && IsUndoEnabled() && !IsInUndo() )
            {
                // adjust selection to include all changes
                for (const eeTransliterationChgData & aChange : aChanges)
                {
                    const EditSelection &rSel = aChange.aSelection;
                    if (aSel.Min().GetNode() == rSel.Min().GetNode() &&
                        aSel.Min().GetIndex() > rSel.Min().GetIndex())
                        aSel.Min().SetIndex( rSel.Min().GetIndex() );
                    if (aSel.Max().GetNode() == rSel.Max().GetNode() &&
                        aSel.Max().GetIndex() < rSel.Max().GetIndex())
                        aSel.Max().SetIndex( rSel.Max().GetIndex() );
                }
                aNewSel = aSel;
 
                ESelection aESel( CreateESel( aSel ) );
                pUndo.reset(new EditUndoTransliteration(mpEditEngine, aESel, nTransliterationMode));
 
                const bool bSingleNode = aSel.Min().GetNode()== aSel.Max().GetNode();
                const bool bHasAttribs = aSel.Min().GetNode()->GetCharAttribs().HasAttrib( aSel.Min().GetIndex(), aSel.Max().GetIndex() );
                if (bSingleNode && !bHasAttribs)
                    pUndo->SetText( aSel.Min().GetNode()->Copy( aSel.Min().GetIndex(), aSel.Max().GetIndex()-aSel.Min().GetIndex() ) );
                else
                    pUndo->SetText( CreateTextObject( aSel, nullptr ) );
            }
 
            // now apply the changes from end to start to leave the offsets of the
            // yet unchanged text parts remain the same.
            for (size_t i = 0; i < aChanges.size(); ++i)
            {
                eeTransliterationChgData& rData = aChanges[ aChanges.size() - 1 - i ];
 
                bChanges = true;
                if (rData.nLen != rData.aNewText.getLength())
                    bLenChanged = true;
 
                // Change text without losing the attributes
                const sal_Int32 nDiffs =
                    ReplaceTextOnly( rData.aSelection.Min().GetNode(),
                        rData.nStart, rData.aNewText, rData.aOffsets );
 
                // adjust selection in end node to possibly changed size
                if (aSel.Max().GetNode() == rData.aSelection.Max().GetNode())
                    aNewSel.Max().SetIndex( aNewSel.Max().GetIndex() + nDiffs );
 
                sal_Int32 nSelNode = maEditDoc.GetPos( rData.aSelection.Min().GetNode() );
                ParaPortion& rParaPortion = GetParaPortions().getRef(nSelNode);
                rParaPortion.MarkSelectionInvalid(rData.nStart);
            }
        }
    }
 
    if ( pUndo )
    {
        ESelection aESel( CreateESel( aNewSel ) );
        pUndo->SetNewSelection( aESel );
        InsertUndo( std::move(pUndo) );
    }
 
    if ( bChanges )
    {
        TextModified();
        SetModifyFlag( true );
        if ( bLenChanged )
            UpdateSelections();
        if (IsUpdateLayout())
            FormatAndLayout();
    }
 
    return aNewSel;
}
 
 
short ImpEditEngine::ReplaceTextOnly(
    ContentNode* pNode,
    sal_Int32 nCurrentStart,
    std::u16string_view rNewText,
    const uno::Sequence< sal_Int32 >& rOffsets )
{
    // Change text without losing the attributes
    sal_Int32 nCharsAfterTransliteration = rOffsets.getLength();
    const sal_Int32* pOffsets = rOffsets.getConstArray();
    short nDiffs = 0;
    for ( sal_Int32 n = 0; n < nCharsAfterTransliteration; n++ )
    {
        sal_Int32 nCurrentPos = nCurrentStart+n;
        sal_Int32 nDiff = (nCurrentPos-nDiffs) - pOffsets[n];
 
        if ( !nDiff )
        {
            DBG_ASSERT( nCurrentPos < pNode->Len(), "TransliterateText - String smaller than expected!" );
            pNode->SetChar( nCurrentPos, rNewText[n] );
        }
        else if ( nDiff < 0 )
        {
            // Replace first char, delete the rest...
            DBG_ASSERT( nCurrentPos < pNode->Len(), "TransliterateText - String smaller than expected!" );
            pNode->SetChar( nCurrentPos, rNewText[n] );
 
            DBG_ASSERT( (nCurrentPos+1) < pNode->Len(), "TransliterateText - String smaller than expected!" );
            GetEditDoc().RemoveChars( EditPaM( pNode, nCurrentPos+1 ), -nDiff);
        }
        else
        {
            DBG_ASSERT( nDiff == 1, "TransliterateText - Diff other than expected! But should work..." );
            GetEditDoc().InsertText( EditPaM( pNode, nCurrentPos ), OUStringChar(rNewText[n]) );
 
        }
        nDiffs = sal::static_int_cast< short >(nDiffs + nDiff);
    }
 
    return nDiffs;
}
 
 
void ImpEditEngine::SetAsianCompressionMode( CharCompressType n )
{
    if (n != mnAsianCompressionMode)
    {
        mnAsianCompressionMode = n;
        if ( ImplHasText() )
        {
            FormatFullDoc();
            UpdateViews();
        }
    }
}
 
void ImpEditEngine::SetKernAsianPunctuation( bool b )
{
    if ( b != mbKernAsianPunctuation )
    {
        mbKernAsianPunctuation = b;
        if ( ImplHasText() )
        {
            FormatFullDoc();
            UpdateViews();
        }
    }
}
 
void ImpEditEngine::SetAddExtLeading( bool bExtLeading )
{
    if ( IsAddExtLeading() != bExtLeading )
    {
        mbAddExtLeading = bExtLeading;
        if ( ImplHasText() )
        {
            FormatFullDoc();
            UpdateViews();
        }
    }
};
 
 
bool ImpEditEngine::ImplHasText() const
{
    return ( ( GetEditDoc().Count() > 1 ) || GetEditDoc().GetObject(0)->Len() );
}
 
sal_Int32 ImpEditEngine::LogicToTwips(sal_Int32 n)
{
    Size aSz(n, 0);
    MapMode aTwipsMode( MapUnit::MapTwip );
    aSz = mpRefDev->LogicToLogic( aSz, nullptr, &aTwipsMode );
    return aSz.Width();
}
 
double ImpEditEngine::roundToNearestPt(double fInput) const
{
    if (mbRoundToNearestPt)
    {
        double fInputPt = o3tl::convert(fInput, o3tl::Length::mm100, o3tl::Length::pt);
        return o3tl::convert(std::round(fInputPt), o3tl::Length::pt, o3tl::Length::mm100);
    }
    else
    {
        return fInput;
    }
}
 
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

V530 The return value of function 'WriteText' is required to be utilized.

V530 The return value of function 'WriteRTF' is required to be utilized.

V530 The return value of function 'Intersection' is required to be utilized.

V1023 A pointer without owner is added to the 'aFontTable' container by the 'emplace_back' method. A memory leak will occur in case of an exception.

V1023 A pointer without owner is added to the 'aFontTable' container by the 'emplace_back' method. A memory leak will occur in case of an exception.

V1023 A pointer without owner is added to the 'aFontTable' container by the 'emplace_back' method. A memory leak will occur in case of an exception.

V1023 A pointer without owner is added to the 'aFontTable' container by the 'emplace_back' method. A memory leak will occur in case of an exception.