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Diffstat (limited to 'sw/source/core/text/pormulti.cxx')
| -rw-r--r-- | sw/source/core/text/pormulti.cxx | 2593 |
1 files changed, 2593 insertions, 0 deletions
diff --git a/sw/source/core/text/pormulti.cxx b/sw/source/core/text/pormulti.cxx new file mode 100644 index 000000000..518294e12 --- /dev/null +++ b/sw/source/core/text/pormulti.cxx @@ -0,0 +1,2593 @@ +/* -*- 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 <deque> +#include <memory> + +#include <hintids.hxx> + +#include <editeng/twolinesitem.hxx> +#include <editeng/charrotateitem.hxx> +#include <vcl/outdev.hxx> +#include <txatbase.hxx> +#include <fmtruby.hxx> +#include <txtatr.hxx> +#include <charfmt.hxx> +#include <layfrm.hxx> +#include <SwPortionHandler.hxx> +#include "pormulti.hxx" +#include "inftxt.hxx" +#include "itrpaint.hxx" +#include <viewopt.hxx> +#include "itrform2.hxx" +#include "porfld.hxx" +#include "porglue.hxx" +#include "porrst.hxx" +#include <pagefrm.hxx> +#include <rowfrm.hxx> +#include <tgrditem.hxx> +#include <swtable.hxx> +#include <fmtfsize.hxx> +#include <doc.hxx> + +using namespace ::com::sun::star; + +// A SwMultiPortion is not a simple portion, +// it's a container, which contains almost a SwLineLayoutPortion. +// This SwLineLayout could be followed by other textportions via pPortion +// and by another SwLineLayout via pNext to realize a doubleline portion. +SwMultiPortion::~SwMultiPortion() +{ +} + +void SwMultiPortion::Paint( const SwTextPaintInfo & ) const +{ + OSL_FAIL( "Don't try SwMultiPortion::Paint, try SwTextPainter::PaintMultiPortion" ); +} + +// Summarize the internal lines to calculate the (external) size. +// The internal line has to calculate first. +void SwMultiPortion::CalcSize( SwTextFormatter& rLine, SwTextFormatInfo &rInf ) +{ + Width( 0 ); + Height( 0 ); + SetAscent( 0 ); + SetFlyInContent( false ); + SwLineLayout *pLay = &GetRoot(); + do + { + pLay->CalcLine( rLine, rInf ); + if( rLine.IsFlyInCntBase() ) + SetFlyInContent( true ); + if( IsRuby() && ( OnTop() == ( pLay == &GetRoot() ) ) ) + { + // An empty phonetic line don't need an ascent or a height. + if( !pLay->Width() ) + { + pLay->SetAscent( 0 ); + pLay->Height( 0 ); + } + if( OnTop() ) + SetAscent( GetAscent() + pLay->Height() ); + } + else + SetAscent( GetAscent() + pLay->GetAscent() ); + + // Increase the line height, except for ruby text on the right. + if ( !IsRuby() || !OnRight() || pLay == &GetRoot() ) + Height( Height() + pLay->Height() ); + else + { + // We already added the width after building the portion, + // so no need to add it twice. + break; + } + + if( Width() < pLay->Width() ) + Width( pLay->Width() ); + pLay = pLay->GetNext(); + } while ( pLay ); + if( !HasBrackets() ) + return; + + sal_uInt16 nTmp = static_cast<SwDoubleLinePortion*>(this)->GetBrackets()->nHeight; + if( nTmp > Height() ) + { + const sal_uInt16 nAdd = ( nTmp - Height() ) / 2; + GetRoot().SetAscent( GetRoot().GetAscent() + nAdd ); + GetRoot().Height( GetRoot().Height() + nAdd ); + Height( nTmp ); + } + nTmp = static_cast<SwDoubleLinePortion*>(this)->GetBrackets()->nAscent; + if( nTmp > GetAscent() ) + SetAscent( nTmp ); +} + +tools::Long SwMultiPortion::CalcSpacing( tools::Long , const SwTextSizeInfo & ) const +{ + return 0; +} + +bool SwMultiPortion::ChgSpaceAdd( SwLineLayout*, tools::Long ) const +{ + return false; +} + +void SwMultiPortion::HandlePortion( SwPortionHandler& rPH ) const +{ + rPH.Text( GetLen(), GetWhichPor() ); +} + +void SwMultiPortion::dumpAsXml(xmlTextWriterPtr pWriter, const OUString& rText, + TextFrameIndex& nOffset) const +{ + (void)xmlTextWriterStartElement(pWriter, BAD_CAST("SwMultiPortion")); + dumpAsXmlAttributes(pWriter, rText, nOffset); + // Intentionally not incrementing nOffset here, one of the child portions will do that. + + const SwLineLayout* pLine = &GetRoot(); + while (pLine) + { + (void)xmlTextWriterStartElement(pWriter, BAD_CAST("SwLineLayout")); + pLine->dumpAsXmlAttributes(pWriter, rText, nOffset); + const SwLinePortion* pPor = pLine->GetFirstPortion(); + while (pPor) + { + pPor->dumpAsXml(pWriter, rText, nOffset); + pPor = pPor->GetNextPortion(); + } + (void)xmlTextWriterEndElement(pWriter); + pLine = pLine->GetNext(); + } + + (void)xmlTextWriterEndElement(pWriter); +} + +// sets the tabulator-flag, if there's any tabulator-portion inside. +void SwMultiPortion::ActualizeTabulator() +{ + SwLinePortion* pPor = GetRoot().GetFirstPortion(); + // First line + for( m_bTab1 = m_bTab2 = false; pPor; pPor = pPor->GetNextPortion() ) + if( pPor->InTabGrp() ) + SetTab1( true ); + if( GetRoot().GetNext() ) + { + // Second line + pPor = GetRoot().GetNext()->GetFirstPortion(); + do + { + if( pPor->InTabGrp() ) + SetTab2( true ); + pPor = pPor->GetNextPortion(); + } while ( pPor ); + } +} + +SwRotatedPortion::SwRotatedPortion( const SwMultiCreator& rCreate, + TextFrameIndex const nEnd, bool bRTL ) + : SwMultiPortion( nEnd ) +{ + const SvxCharRotateItem* pRot = static_cast<const SvxCharRotateItem*>(rCreate.pItem); + if( !pRot ) + { + const SwTextAttr& rAttr = *rCreate.pAttr; + const SfxPoolItem *const pItem = + CharFormat::GetItem(rAttr, RES_CHRATR_ROTATE); + if ( pItem ) + { + pRot = static_cast<const SvxCharRotateItem*>(pItem); + } + } + if( pRot ) + { + sal_uInt8 nDir; + if ( bRTL ) + nDir = pRot->IsBottomToTop() ? 3 : 1; + else + nDir = pRot->IsBottomToTop() ? 1 : 3; + + SetDirection( nDir ); + } +} + +SwBidiPortion::SwBidiPortion(TextFrameIndex const nEnd, sal_uInt8 nLv) + : SwMultiPortion( nEnd ), m_nLevel( nLv ) +{ + SetBidi(); + + if ( m_nLevel % 2 ) + SetDirection( DIR_RIGHT2LEFT ); + else + SetDirection( DIR_LEFT2RIGHT ); +} + +tools::Long SwBidiPortion::CalcSpacing( tools::Long nSpaceAdd, const SwTextSizeInfo& rInf ) const +{ + return HasTabulator() ? 0 : sal_Int32(GetSpaceCnt(rInf)) * nSpaceAdd / SPACING_PRECISION_FACTOR; +} + +bool SwBidiPortion::ChgSpaceAdd( SwLineLayout* pCurr, tools::Long nSpaceAdd ) const +{ + if( !HasTabulator() && nSpaceAdd > 0 && !pCurr->IsSpaceAdd() ) + { + pCurr->CreateSpaceAdd(); + pCurr->SetLLSpaceAdd( nSpaceAdd, 0 ); + return true; + } + + return false; +} + +TextFrameIndex SwBidiPortion::GetSpaceCnt(const SwTextSizeInfo &rInf) const +{ + // Calculate number of blanks for justified alignment + TextFrameIndex nTmpStart = rInf.GetIdx(); + TextFrameIndex nNull(0); + TextFrameIndex nBlanks(0); + + for (SwLinePortion* pPor = GetRoot().GetFirstPortion(); pPor; pPor = pPor->GetNextPortion()) + { + if( pPor->InTextGrp() ) + nBlanks = nBlanks + static_cast<SwTextPortion*>(pPor)->GetSpaceCnt( rInf, nNull ); + else if ( pPor->IsMultiPortion() && + static_cast<SwMultiPortion*>(pPor)->IsBidi() ) + nBlanks = nBlanks + static_cast<SwBidiPortion*>(pPor)->GetSpaceCnt( rInf ); + + const_cast<SwTextSizeInfo &>(rInf).SetIdx( rInf.GetIdx() + pPor->GetLen() ); + } + const_cast<SwTextSizeInfo &>(rInf).SetIdx( nTmpStart ); + return nBlanks; +} + +// This constructor is for the continuation of a doubleline portion +// in the next line. +// It takes the same brackets and if the original has no content except +// brackets, these will be deleted. +SwDoubleLinePortion::SwDoubleLinePortion( + SwDoubleLinePortion& rDouble, TextFrameIndex const nEnd) + : SwMultiPortion(nEnd) + , m_nLineDiff(0) + , m_nBlank1(0) + , m_nBlank2(0) +{ + SetDirection( rDouble.GetDirection() ); + SetDouble(); + if( rDouble.GetBrackets() ) + { + SetBrackets( rDouble ); + // An empty multiportion needs no brackets. + // Notice: GetLen() might be zero, if the multiportion contains + // the second part of a field and the width might be zero, if + // it contains a note only. In this cases the brackets are okay. + // But if the length and the width are both zero, the portion + // is really empty. + if( rDouble.Width() == rDouble.BracketWidth() ) + rDouble.ClearBrackets(); + } +} + +// This constructor uses the textattribute to get the right brackets. +// The textattribute could be a 2-line-attribute or a character- or +// internet style, which contains the 2-line-attribute. +SwDoubleLinePortion::SwDoubleLinePortion( + const SwMultiCreator& rCreate, TextFrameIndex const nEnd) + : SwMultiPortion(nEnd) + , m_pBracket(new SwBracket) + , m_nLineDiff(0) + , m_nBlank1(0) + , m_nBlank2(0) +{ + m_pBracket->nAscent = 0; + m_pBracket->nHeight = 0; + m_pBracket->nPreWidth = 0; + m_pBracket->nPostWidth = 0; + + SetDouble(); + const SvxTwoLinesItem* pTwo = static_cast<const SvxTwoLinesItem*>(rCreate.pItem); + if( pTwo ) + m_pBracket->nStart = TextFrameIndex(0); + else + { + const SwTextAttr& rAttr = *rCreate.pAttr; + m_pBracket->nStart = rCreate.nStartOfAttr; + + const SfxPoolItem * const pItem = + CharFormat::GetItem( rAttr, RES_CHRATR_TWO_LINES ); + if ( pItem ) + { + pTwo = static_cast<const SvxTwoLinesItem*>(pItem); + } + } + if( pTwo ) + { + m_pBracket->cPre = pTwo->GetStartBracket(); + m_pBracket->cPost = pTwo->GetEndBracket(); + } + else + { + m_pBracket->cPre = 0; + m_pBracket->cPost = 0; + } + SwFontScript nTmp = SW_SCRIPTS; + if( m_pBracket->cPre > 255 ) + { + OUString aText(m_pBracket->cPre); + nTmp = SwScriptInfo::WhichFont(0, aText); + } + m_pBracket->nPreScript = nTmp; + nTmp = SW_SCRIPTS; + if( m_pBracket->cPost > 255 ) + { + OUString aText(m_pBracket->cPost); + nTmp = SwScriptInfo::WhichFont(0, aText); + } + m_pBracket->nPostScript = nTmp; + + if( !m_pBracket->cPre && !m_pBracket->cPost ) + { + m_pBracket.reset(); + } + + // double line portions have the same direction as the frame directions + if ( rCreate.nLevel % 2 ) + SetDirection( DIR_RIGHT2LEFT ); + else + SetDirection( DIR_LEFT2RIGHT ); +} + +// paints the wished bracket, +// if the multiportion has surrounding brackets. +// The X-position of the SwTextPaintInfo will be modified: +// the open bracket sets position behind itself, +// the close bracket in front of itself. +void SwDoubleLinePortion::PaintBracket( SwTextPaintInfo &rInf, + tools::Long nSpaceAdd, + bool bOpen ) const +{ + sal_Unicode cCh = bOpen ? m_pBracket->cPre : m_pBracket->cPost; + if( !cCh ) + return; + const sal_uInt16 nChWidth = bOpen ? PreWidth() : PostWidth(); + if( !nChWidth ) + return; + if( !bOpen ) + rInf.X( rInf.X() + Width() - PostWidth() + + ( nSpaceAdd > 0 ? CalcSpacing( nSpaceAdd, rInf ) : 0 ) ); + + SwBlankPortion aBlank( cCh, true ); + aBlank.SetAscent( m_pBracket->nAscent ); + aBlank.Width( nChWidth ); + aBlank.Height( m_pBracket->nHeight ); + { + SwFont aTmpFnt( *rInf.GetFont() ); + SwFontScript nAct = bOpen ? m_pBracket->nPreScript : m_pBracket->nPostScript; + if( SW_SCRIPTS > nAct ) + aTmpFnt.SetActual( nAct ); + aTmpFnt.SetProportion( 100 ); + SwFontSave aSave( rInf, &aTmpFnt ); + aBlank.Paint( rInf ); + } + if( bOpen ) + rInf.X( rInf.X() + PreWidth() ); +} + +// creates the bracket-structure +// and fills it, if not both characters are 0x00. +void SwDoubleLinePortion::SetBrackets( const SwDoubleLinePortion& rDouble ) +{ + if( rDouble.m_pBracket ) + { + m_pBracket.reset( new SwBracket ); + m_pBracket->cPre = rDouble.m_pBracket->cPre; + m_pBracket->cPost = rDouble.m_pBracket->cPost; + m_pBracket->nPreScript = rDouble.m_pBracket->nPreScript; + m_pBracket->nPostScript = rDouble.m_pBracket->nPostScript; + m_pBracket->nStart = rDouble.m_pBracket->nStart; + } +} + +// calculates the size of the brackets => pBracket, +// reduces the nMaxWidth-parameter ( minus bracket-width ) +// and moves the rInf-x-position behind the opening bracket. +void SwDoubleLinePortion::FormatBrackets( SwTextFormatInfo &rInf, SwTwips& nMaxWidth ) +{ + nMaxWidth -= rInf.X(); + SwFont aTmpFnt( *rInf.GetFont() ); + aTmpFnt.SetProportion( 100 ); + m_pBracket->nAscent = 0; + m_pBracket->nHeight = 0; + if( m_pBracket->cPre ) + { + OUString aStr( m_pBracket->cPre ); + SwFontScript nActualScr = aTmpFnt.GetActual(); + if( SW_SCRIPTS > m_pBracket->nPreScript ) + aTmpFnt.SetActual( m_pBracket->nPreScript ); + SwFontSave aSave( rInf, &aTmpFnt ); + SwPosSize aSize = rInf.GetTextSize( aStr ); + m_pBracket->nAscent = rInf.GetAscent(); + m_pBracket->nHeight = aSize.Height(); + aTmpFnt.SetActual( nActualScr ); + if( nMaxWidth > aSize.Width() ) + { + m_pBracket->nPreWidth = aSize.Width(); + nMaxWidth -= aSize.Width(); + rInf.X( rInf.X() + aSize.Width() ); + } + else + { + m_pBracket->nPreWidth = 0; + nMaxWidth = 0; + } + } + else + m_pBracket->nPreWidth = 0; + if( m_pBracket->cPost ) + { + OUString aStr( m_pBracket->cPost ); + if( SW_SCRIPTS > m_pBracket->nPostScript ) + aTmpFnt.SetActual( m_pBracket->nPostScript ); + SwFontSave aSave( rInf, &aTmpFnt ); + SwPosSize aSize = rInf.GetTextSize( aStr ); + const sal_uInt16 nTmpAsc = rInf.GetAscent(); + if( nTmpAsc > m_pBracket->nAscent ) + { + m_pBracket->nHeight += nTmpAsc - m_pBracket->nAscent; + m_pBracket->nAscent = nTmpAsc; + } + if( aSize.Height() > m_pBracket->nHeight ) + m_pBracket->nHeight = aSize.Height(); + if( nMaxWidth > aSize.Width() ) + { + m_pBracket->nPostWidth = aSize.Width(); + nMaxWidth -= aSize.Width(); + } + else + { + m_pBracket->nPostWidth = 0; + nMaxWidth = 0; + } + } + else + m_pBracket->nPostWidth = 0; + nMaxWidth += rInf.X(); +} + +// calculates the number of blanks in each line and +// the difference of the width of the two lines. +// These results are used from the text adjustment. +void SwDoubleLinePortion::CalcBlanks( SwTextFormatInfo &rInf ) +{ + SwLinePortion* pPor = GetRoot().GetFirstPortion(); + TextFrameIndex nNull(0); + TextFrameIndex nStart = rInf.GetIdx(); + SetTab1( false ); + SetTab2( false ); + for (m_nBlank1 = TextFrameIndex(0); pPor; pPor = pPor->GetNextPortion()) + { + if( pPor->InTextGrp() ) + m_nBlank1 = m_nBlank1 + static_cast<SwTextPortion*>(pPor)->GetSpaceCnt( rInf, nNull ); + rInf.SetIdx( rInf.GetIdx() + pPor->GetLen() ); + if( pPor->InTabGrp() ) + SetTab1( true ); + } + m_nLineDiff = GetRoot().Width(); + if( GetRoot().GetNext() ) + { + pPor = GetRoot().GetNext()->GetFirstPortion(); + m_nLineDiff -= GetRoot().GetNext()->Width(); + } + for (m_nBlank2 = TextFrameIndex(0); pPor; pPor = pPor->GetNextPortion()) + { + if( pPor->InTextGrp() ) + m_nBlank2 = m_nBlank2 + static_cast<SwTextPortion*>(pPor)->GetSpaceCnt( rInf, nNull ); + rInf.SetIdx( rInf.GetIdx() + pPor->GetLen() ); + if( pPor->InTabGrp() ) + SetTab2( true ); + } + rInf.SetIdx( nStart ); +} + +tools::Long SwDoubleLinePortion::CalcSpacing( tools::Long nSpaceAdd, const SwTextSizeInfo & ) const +{ + return HasTabulator() ? 0 : sal_Int32(GetSpaceCnt()) * nSpaceAdd / SPACING_PRECISION_FACTOR; +} + +// Merges the spaces for text adjustment from the inner and outer part. +// Inside the doubleline portion the wider line has no spaceadd-array, the +// smaller line has such an array to reach width of the wider line. +// If the surrounding line has text adjustment and the doubleline portion +// contains no tabulator, it is necessary to create/manipulate the inner +// space arrays. +bool SwDoubleLinePortion::ChgSpaceAdd( SwLineLayout* pCurr, + tools::Long nSpaceAdd ) const +{ + bool bRet = false; + if( !HasTabulator() && nSpaceAdd > 0 ) + { + if( !pCurr->IsSpaceAdd() ) + { + // The wider line gets the spaceadd from the surrounding line direct + pCurr->CreateSpaceAdd(); + pCurr->SetLLSpaceAdd( nSpaceAdd, 0 ); + bRet = true; + } + else + { + sal_Int32 const nMyBlank = sal_Int32(GetSmallerSpaceCnt()); + sal_Int32 const nOther = sal_Int32(GetSpaceCnt()); + SwTwips nMultiSpace = pCurr->GetLLSpaceAdd( 0 ) * nMyBlank + nOther * nSpaceAdd; + + if( nMyBlank ) + nMultiSpace /= sal_Int32(nMyBlank); + +// pCurr->SetLLSpaceAdd( nMultiSpace, 0 ); + // #i65711# SetLLSpaceAdd replaces the first value, + // instead we want to insert a new first value: + std::vector<tools::Long>* pVec = pCurr->GetpLLSpaceAdd(); + pVec->insert( pVec->begin(), nMultiSpace ); + bRet = true; + } + } + return bRet; +} +// cancels the manipulation from SwDoubleLinePortion::ChangeSpaceAdd(..) +void SwDoubleLinePortion::ResetSpaceAdd( SwLineLayout* pCurr ) +{ + pCurr->RemoveFirstLLSpaceAdd(); + if( !pCurr->GetLLSpaceAddCount() ) + pCurr->FinishSpaceAdd(); +} + +SwDoubleLinePortion::~SwDoubleLinePortion() +{ +} + +// constructs a ruby portion, i.e. an additional text is displayed +// beside the main text, e.g. phonetic characters. +SwRubyPortion::SwRubyPortion(const SwRubyPortion& rRuby, TextFrameIndex const nEnd) + : SwMultiPortion( nEnd ) + , m_nRubyOffset( rRuby.GetRubyOffset() ) + , m_nAdjustment( rRuby.GetAdjustment() ) +{ + SetDirection( rRuby.GetDirection() ); + SetRubyPosition( rRuby.GetRubyPosition() ); + SetRuby(); +} + +// constructs a ruby portion, i.e. an additional text is displayed +// beside the main text, e.g. phonetic characters. +SwRubyPortion::SwRubyPortion( const SwMultiCreator& rCreate, const SwFont& rFnt, + const IDocumentSettingAccess& rIDocumentSettingAccess, + TextFrameIndex const nEnd, TextFrameIndex const nOffs, + const SwTextSizeInfo &rInf ) + : SwMultiPortion( nEnd ) +{ + SetRuby(); + OSL_ENSURE( SwMultiCreatorId::Ruby == rCreate.nId, "Ruby expected" ); + OSL_ENSURE( RES_TXTATR_CJK_RUBY == rCreate.pAttr->Which(), "Wrong attribute" ); + const SwFormatRuby& rRuby = rCreate.pAttr->GetRuby(); + m_nAdjustment = rRuby.GetAdjustment(); + m_nRubyOffset = nOffs; + + const SwTextFrame *pFrame = rInf.GetTextFrame(); + RubyPosition ePos = static_cast<RubyPosition>( rRuby.GetPosition() ); + + // RIGHT is designed for horizontal writing mode only. + if ( ePos == RubyPosition::RIGHT && pFrame->IsVertical() ) + ePos = RubyPosition::ABOVE; + + // In grid mode we force the ruby text to the upper or lower line + if ( rInf.SnapToGrid() ) + { + SwTextGridItem const*const pGrid( GetGridItem(pFrame->FindPageFrame()) ); + if ( pGrid ) + ePos = pGrid->GetRubyTextBelow() ? RubyPosition::BELOW : RubyPosition::ABOVE; + } + + SetRubyPosition( ePos ); + + const SwCharFormat *const pFormat = + static_txtattr_cast<SwTextRuby const*>(rCreate.pAttr)->GetCharFormat(); + std::unique_ptr<SwFont> pRubyFont; + if( pFormat ) + { + const SwAttrSet& rSet = pFormat->GetAttrSet(); + pRubyFont.reset(new SwFont( rFnt )); + pRubyFont->SetDiffFnt( &rSet, &rIDocumentSettingAccess ); + + // we do not allow a vertical font for the ruby text + pRubyFont->SetVertical( rFnt.GetOrientation() , OnRight() ); + } + + OUString aStr = rRuby.GetText().copy( sal_Int32(nOffs) ); + SwFieldPortion *pField = new SwFieldPortion( aStr, std::move(pRubyFont) ); + pField->SetNextOffset( nOffs ); + pField->SetFollow( true ); + + if( OnTop() ) + GetRoot().SetNextPortion( pField ); + else + { + GetRoot().SetNext( new SwLineLayout() ); + GetRoot().GetNext()->SetNextPortion( pField ); + } + + // ruby portions have the same direction as the frame directions + if ( rCreate.nLevel % 2 ) + { + // switch right and left ruby adjustment in rtl environment + if ( css::text::RubyAdjust_LEFT == m_nAdjustment ) + m_nAdjustment = css::text::RubyAdjust_RIGHT; + else if ( css::text::RubyAdjust_RIGHT == m_nAdjustment ) + m_nAdjustment = css::text::RubyAdjust_LEFT; + + SetDirection( DIR_RIGHT2LEFT ); + } + else + SetDirection( DIR_LEFT2RIGHT ); +} + +// In ruby portion there are different alignments for +// the ruby text and the main text. +// Left, right, centered and two possibilities of block adjustment +// The block adjustment is realized by spacing between the characters, +// either with a half space or no space in front of the first letter and +// a half space at the end of the last letter. +// Notice: the smaller line will be manipulated, normally it's the ruby line, +// but it could be the main text, too. +// If there is a tabulator in smaller line, no adjustment is possible. +void SwRubyPortion::Adjust_( SwTextFormatInfo &rInf ) +{ + SwTwips nLineDiff = GetRoot().Width() - GetRoot().GetNext()->Width(); + TextFrameIndex const nOldIdx = rInf.GetIdx(); + if( !nLineDiff ) + return; + SwLineLayout *pCurr; + if( nLineDiff < 0 ) + { // The first line has to be adjusted. + if( GetTab1() ) + return; + pCurr = &GetRoot(); + nLineDiff = -nLineDiff; + } + else + { // The second line has to be adjusted. + if( GetTab2() ) + return; + pCurr = GetRoot().GetNext(); + rInf.SetIdx( nOldIdx + GetRoot().GetLen() ); + } + sal_uInt16 nLeft = 0; // the space in front of the first letter + sal_uInt16 nRight = 0; // the space at the end of the last letter + TextFrameIndex nSub(0); + switch ( m_nAdjustment ) + { + case css::text::RubyAdjust_CENTER: nRight = o3tl::narrowing<sal_uInt16>(nLineDiff / 2); + [[fallthrough]]; + case css::text::RubyAdjust_RIGHT: nLeft = o3tl::narrowing<sal_uInt16>(nLineDiff - nRight); break; + case css::text::RubyAdjust_BLOCK: nSub = TextFrameIndex(1); + [[fallthrough]]; + case css::text::RubyAdjust_INDENT_BLOCK: + { + TextFrameIndex nCharCnt(0); + SwLinePortion *pPor; + for( pPor = pCurr->GetFirstPortion(); pPor; pPor = pPor->GetNextPortion() ) + { + if( pPor->InTextGrp() ) + static_cast<SwTextPortion*>(pPor)->GetSpaceCnt( rInf, nCharCnt ); + rInf.SetIdx( rInf.GetIdx() + pPor->GetLen() ); + } + if( nCharCnt > nSub ) + { + SwTwips nCalc = nLineDiff / sal_Int32(nCharCnt - nSub); + short nTmp; + if( nCalc < SHRT_MAX ) + nTmp = -short(nCalc); + else + nTmp = SHRT_MIN; + + pCurr->CreateSpaceAdd( SPACING_PRECISION_FACTOR * nTmp ); + nLineDiff -= nCalc * (sal_Int32(nCharCnt) - 1); + } + if( nLineDiff > 1 ) + { + nRight = o3tl::narrowing<sal_uInt16>(nLineDiff / 2); + nLeft = o3tl::narrowing<sal_uInt16>(nLineDiff - nRight); + } + break; + } + default: OSL_FAIL( "New ruby adjustment" ); + } + if( nLeft || nRight ) + { + if( !pCurr->GetNextPortion() ) + pCurr->SetNextPortion(SwTextPortion::CopyLinePortion(*pCurr)); + if( nLeft ) + { + SwMarginPortion *pMarg = new SwMarginPortion; + pMarg->AddPrtWidth( nLeft ); + pMarg->SetNextPortion( pCurr->GetNextPortion() ); + pCurr->SetNextPortion( pMarg ); + } + if( nRight ) + { + SwMarginPortion *pMarg = new SwMarginPortion; + pMarg->AddPrtWidth( nRight ); + pCurr->FindLastPortion()->Append( pMarg ); + } + } + + pCurr->Width( Width() ); + rInf.SetIdx( nOldIdx ); +} + +// has to change the nRubyOffset, if there's a fieldportion +// in the phonetic line. +// The nRubyOffset is the position in the rubystring, where the +// next SwRubyPortion has start the displaying of the phonetics. +void SwRubyPortion::CalcRubyOffset() +{ + const SwLineLayout *pCurr = &GetRoot(); + if( !OnTop() ) + { + pCurr = pCurr->GetNext(); + if( !pCurr ) + return; + } + const SwLinePortion *pPor = pCurr->GetFirstPortion(); + const SwFieldPortion *pField = nullptr; + while( pPor ) + { + if( pPor->InFieldGrp() ) + pField = static_cast<const SwFieldPortion*>(pPor); + pPor = pPor->GetNextPortion(); + } + if( pField ) + { + if( pField->HasFollow() ) + m_nRubyOffset = pField->GetNextOffset(); + else + m_nRubyOffset = TextFrameIndex(COMPLETE_STRING); + } +} + +// A little helper function for GetMultiCreator(..) +// It extracts the 2-line-format from a 2-line-attribute or a character style. +// The rValue is set to true, if the 2-line-attribute's value is set and +// no 2-line-format reference is passed. If there is a 2-line-format reference, +// then the rValue is set only, if the 2-line-attribute's value is set _and_ +// the 2-line-formats has the same brackets. +static bool lcl_Check2Lines(const SfxPoolItem *const pItem, + const SvxTwoLinesItem* &rpRef, bool &rValue) +{ + if( pItem ) + { + rValue = static_cast<const SvxTwoLinesItem*>(pItem)->GetValue(); + if( !rpRef ) + rpRef = static_cast<const SvxTwoLinesItem*>(pItem); + else if( static_cast<const SvxTwoLinesItem*>(pItem)->GetEndBracket() != + rpRef->GetEndBracket() || + static_cast<const SvxTwoLinesItem*>(pItem)->GetStartBracket() != + rpRef->GetStartBracket() ) + rValue = false; + return true; + } + return false; +} + +static bool lcl_Has2Lines(const SwTextAttr& rAttr, + const SvxTwoLinesItem* &rpRef, bool &rValue) +{ + const SfxPoolItem* pItem = CharFormat::GetItem(rAttr, RES_CHRATR_TWO_LINES); + return lcl_Check2Lines(pItem, rpRef, rValue); +} + +// is a little help function for GetMultiCreator(..) +// It extracts the charrotation from a charrotate-attribute or a character style. +// The rValue is set to true, if the charrotate-attribute's value is set and +// no charrotate-format reference is passed. +// If there is a charrotate-format reference, then the rValue is set only, +// if the charrotate-attribute's value is set _and_ identical +// to the charrotate-format's value. +static bool lcl_CheckRotation(const SfxPoolItem *const pItem, + const SvxCharRotateItem* &rpRef, bool &rValue) +{ + if ( pItem ) + { + rValue = static_cast<const SvxCharRotateItem*>(pItem)->GetValue() != 0_deg10; + if( !rpRef ) + rpRef = static_cast<const SvxCharRotateItem*>(pItem); + else if( static_cast<const SvxCharRotateItem*>(pItem)->GetValue() != + rpRef->GetValue() ) + rValue = false; + return true; + } + + return false; +} + +static bool lcl_HasRotation(const SwTextAttr& rAttr, + const SvxCharRotateItem* &rpRef, bool &rValue) +{ + const SfxPoolItem* pItem = CharFormat::GetItem( rAttr, RES_CHRATR_ROTATE ); + return lcl_CheckRotation(pItem, rpRef, rValue); +} + +namespace sw { + namespace { + + // need to use a very special attribute iterator here that returns + // both the hints and the nodes, so that GetMultiCreator() can handle + // items in the nodes' set properly + class MergedAttrIterMulti + : public MergedAttrIterBase + { + private: + bool m_First = true; + public: + MergedAttrIterMulti(SwTextFrame const& rFrame) : MergedAttrIterBase(rFrame) {} + SwTextAttr const* NextAttr(SwTextNode const*& rpNode); + // can't have operator= because m_pMerged/m_pNode const + void Assign(MergedAttrIterMulti const& rOther) + { + assert(m_pMerged == rOther.m_pMerged); + assert(m_pNode == rOther.m_pNode); + m_CurrentExtent = rOther.m_CurrentExtent; + m_CurrentHint = rOther.m_CurrentHint; + m_First = rOther.m_First; + } + }; + + } + + SwTextAttr const* MergedAttrIterMulti::NextAttr(SwTextNode const*& rpNode) + { + if (m_First) + { + m_First = false; + rpNode = m_pMerged + ? !m_pMerged->extents.empty() + ? m_pMerged->extents[0].pNode + : m_pMerged->pFirstNode + : m_pNode; + return nullptr; + } + if (m_pMerged) + { + const auto nExtentsSize = m_pMerged->extents.size(); + while (m_CurrentExtent < nExtentsSize) + { + sw::Extent const& rExtent(m_pMerged->extents[m_CurrentExtent]); + if (SwpHints const*const pHints = rExtent.pNode->GetpSwpHints()) + { + auto nHintsCount = pHints->Count(); + while (m_CurrentHint < nHintsCount) + { + SwTextAttr const*const pHint(pHints->Get(m_CurrentHint)); + if (rExtent.nEnd < pHint->GetStart()) + { + break; + } + ++m_CurrentHint; + if (rExtent.nStart <= pHint->GetStart()) + { + rpNode = rExtent.pNode; + return pHint; + } + } + } + ++m_CurrentExtent; + if (m_CurrentExtent < nExtentsSize && + rExtent.pNode != m_pMerged->extents[m_CurrentExtent].pNode) + { + m_CurrentHint = 0; // reset + rpNode = m_pMerged->extents[m_CurrentExtent].pNode; + return nullptr; + } + } + return nullptr; + } + else + { + SwpHints const*const pHints(m_pNode->GetpSwpHints()); + if (pHints) + { + if (m_CurrentHint < pHints->Count()) + { + SwTextAttr const*const pHint(pHints->Get(m_CurrentHint)); + ++m_CurrentHint; + rpNode = m_pNode; + return pHint; + } + } + return nullptr; + } + } +} + +// If we (e.g. the position rPos) are inside a two-line-attribute or +// a ruby-attribute, the attribute will be returned in a SwMultiCreator-struct, +// otherwise the function returns zero. +// The rPos parameter is set to the end of the multiportion, +// normally this is the end of the attribute, +// but sometimes it is the start of another attribute, which finished or +// interrupts the first attribute. +// E.g. a ruby portion interrupts a 2-line-attribute, a 2-line-attribute +// with different brackets interrupts another 2-line-attribute. +std::optional<SwMultiCreator> SwTextSizeInfo::GetMultiCreator(TextFrameIndex &rPos, + SwMultiPortion const * pMulti ) const +{ + SwScriptInfo& rSI = const_cast<SwParaPortion*>(GetParaPortion())->GetScriptInfo(); + + // get the last embedding level + sal_uInt8 nCurrLevel; + if ( pMulti ) + { + OSL_ENSURE( pMulti->IsBidi(), "Nested MultiPortion is not BidiPortion" ); + // level associated with bidi-portion; + nCurrLevel = static_cast<SwBidiPortion const *>(pMulti)->GetLevel(); + } + else + // no nested bidi portion required + nCurrLevel = GetTextFrame()->IsRightToLeft() ? 1 : 0; + + // check if there is a field at rPos: + sal_uInt8 nNextLevel = nCurrLevel; + bool bFieldBidi = false; + + if (rPos < TextFrameIndex(GetText().getLength()) && CH_TXTATR_BREAKWORD == GetChar(rPos)) + { + bFieldBidi = true; + } + else + nNextLevel = rSI.DirType( rPos ); + + if (TextFrameIndex(GetText().getLength()) != rPos && nNextLevel > nCurrLevel) + { + rPos = bFieldBidi ? rPos + TextFrameIndex(1) : rSI.NextDirChg(rPos, &nCurrLevel); + if (TextFrameIndex(COMPLETE_STRING) == rPos) + return {}; + SwMultiCreator aRet; + aRet.pItem = nullptr; + aRet.pAttr = nullptr; + aRet.nStartOfAttr = TextFrameIndex(-1); + aRet.nId = SwMultiCreatorId::Bidi; + aRet.nLevel = nCurrLevel + 1; + return aRet; + } + + // a bidi portion can only contain other bidi portions + if ( pMulti ) + return {}; + + // need the node that contains input rPos + std::pair<SwTextNode const*, sal_Int32> startPos(m_pFrame->MapViewToModel(rPos)); + const SvxCharRotateItem* pActiveRotateItem(nullptr); + const SvxCharRotateItem* pNodeRotateItem(nullptr); + const SvxTwoLinesItem* pActiveTwoLinesItem(nullptr); + const SvxTwoLinesItem* pNodeTwoLinesItem(nullptr); + SwTextAttr const* pActiveTwoLinesHint(nullptr); + SwTextAttr const* pActiveRotateHint(nullptr); + const SwTextAttr *pRuby = nullptr; + sw::MergedAttrIterMulti iterAtStartOfNode(*m_pFrame); + bool bTwo = false; + bool bRot = false; + + for (sw::MergedAttrIterMulti iter = *m_pFrame; ; ) + { + SwTextNode const* pNode(nullptr); + SwTextAttr const*const pAttr = iter.NextAttr(pNode); + if (!pNode) + { + break; + } + if (pAttr) + { + assert(pNode->GetIndex() <= startPos.first->GetIndex()); // should break earlier + if (startPos.first->GetIndex() <= pNode->GetIndex()) + { + if (startPos.first->GetIndex() != pNode->GetIndex() + || startPos.second < pAttr->GetStart()) + { + break; + } + if (startPos.second < pAttr->GetAnyEnd()) + { + // sw_redlinehide: ruby *always* splits + if (RES_TXTATR_CJK_RUBY == pAttr->Which()) + pRuby = pAttr; + else + { + const SvxCharRotateItem* pRoTmp = nullptr; + if (lcl_HasRotation( *pAttr, pRoTmp, bRot )) + { + pActiveRotateHint = bRot ? pAttr : nullptr; + pActiveRotateItem = pRoTmp; + } + const SvxTwoLinesItem* p2Tmp = nullptr; + if (lcl_Has2Lines( *pAttr, p2Tmp, bTwo )) + { + pActiveTwoLinesHint = bTwo ? pAttr : nullptr; + pActiveTwoLinesItem = p2Tmp; + } + } + } + } + } + else if (pNode) // !pAttr && pNode means the node changed + { + if (startPos.first->GetIndex() < pNode->GetIndex()) + { + break; // only one node initially + } + if (startPos.first->GetIndex() == pNode->GetIndex()) + { + iterAtStartOfNode.Assign(iter); + if (SfxItemState::SET == pNode->GetSwAttrSet().GetItemState( + RES_CHRATR_ROTATE, true, &pNodeRotateItem) && + pNodeRotateItem->GetValue()) + { + pActiveRotateItem = pNodeRotateItem; + } + else + { + pNodeRotateItem = nullptr; + } + if (SfxItemState::SET == startPos.first->GetSwAttrSet().GetItemState( + RES_CHRATR_TWO_LINES, true, &pNodeTwoLinesItem) && + pNodeTwoLinesItem->GetValue()) + { + pActiveTwoLinesItem = pNodeTwoLinesItem; + } + else + { + pNodeTwoLinesItem = nullptr; + } + } + } + } + if (!pRuby && !pActiveTwoLinesItem && !pActiveRotateItem) + return {}; + + if( pRuby ) + { // The winner is ... a ruby attribute and so + // the end of the multiportion is the end of the ruby attribute. + rPos = m_pFrame->MapModelToView(startPos.first, *pRuby->End()); + SwMultiCreator aRet; + aRet.pItem = nullptr; + aRet.pAttr = pRuby; + aRet.nStartOfAttr = m_pFrame->MapModelToView(startPos.first, aRet.pAttr->GetStart()); + aRet.nId = SwMultiCreatorId::Ruby; + aRet.nLevel = GetTextFrame()->IsRightToLeft() ? 1 : 0; + return aRet; + } + if (pActiveTwoLinesHint || + (pNodeTwoLinesItem && pNodeTwoLinesItem == pActiveTwoLinesItem && + rPos < TextFrameIndex(GetText().getLength()))) + { // The winner is a 2-line-attribute, + // the end of the multiportion depends on the following attributes... + SwMultiCreator aRet; + + // We note the endpositions of the 2-line attributes in aEnd as stack + std::deque<TextFrameIndex> aEnd; + + // The bOn flag signs the state of the last 2-line attribute in the + // aEnd-stack, it is compatible with the winner-attribute or + // it interrupts the other attribute. + bool bOn = true; + + if (pActiveTwoLinesHint) + { + aRet.pItem = nullptr; + aRet.pAttr = pActiveTwoLinesHint; + aRet.nStartOfAttr = m_pFrame->MapModelToView(startPos.first, aRet.pAttr->GetStart()); + if (pNodeTwoLinesItem) + { + aEnd.push_front(m_pFrame->MapModelToView(startPos.first, startPos.first->Len())); + bOn = pNodeTwoLinesItem->GetEndBracket() == + pActiveTwoLinesItem->GetEndBracket() && + pNodeTwoLinesItem->GetStartBracket() == + pActiveTwoLinesItem->GetStartBracket(); + } + else + { + aEnd.push_front(m_pFrame->MapModelToView(startPos.first, *aRet.pAttr->End())); + } + } + else + { + aRet.pItem = pNodeTwoLinesItem; + aRet.pAttr = nullptr; + aRet.nStartOfAttr = TextFrameIndex(-1); + aEnd.push_front(m_pFrame->MapModelToView(startPos.first, startPos.first->Len())); + } + aRet.nId = SwMultiCreatorId::Double; + aRet.nLevel = GetTextFrame()->IsRightToLeft() ? 1 : 0; + + // pActiveTwoLinesHint is the last 2-line-attribute, which contains + // the actual position. + + // At this moment we know that at position rPos the "winner"-attribute + // causes a 2-line-portion. The end of the attribute is the end of the + // portion, if there's no interrupting attribute. + // There are two kinds of interrupters: + // - ruby attributes stops the 2-line-attribute, the end of the + // multiline is the start of the ruby attribute + // - 2-line-attributes with value "Off" or with different brackets, + // these attributes may interrupt the winner, but they could be + // neutralized by another 2-line-attribute starting at the same + // position with the same brackets as the winner-attribute. + + // In the following loop rPos is the critical position and it will be + // evaluated, if at rPos starts an interrupting or a maintaining + // continuity attribute. + + // iterAtStartOfNode is positioned to the first hint of the node + // (if any); the node item itself has already been handled above + for (sw::MergedAttrIterMulti iter = iterAtStartOfNode; ; ) + { + SwTextNode const* pNode(nullptr); + SwTextAttr const*const pTmp = iter.NextAttr(pNode); + if (!pNode) + { + break; + } + assert(startPos.first->GetIndex() <= pNode->GetIndex()); + TextFrameIndex nTmpStart; + TextFrameIndex nTmpEnd; + if (pTmp) + { + nTmpEnd = m_pFrame->MapModelToView(pNode, pTmp->GetAnyEnd()); + if (nTmpEnd <= rPos) + continue; + nTmpStart = m_pFrame->MapModelToView(pNode, pTmp->GetStart()); + } + else + { + pNodeTwoLinesItem = pNode->GetSwAttrSet().GetItemIfSet( + RES_CHRATR_TWO_LINES); + nTmpStart = m_pFrame->MapModelToView(pNode, 0); + nTmpEnd = m_pFrame->MapModelToView(pNode, pNode->Len()); + assert(rPos <= nTmpEnd); // next node must not have smaller index + } + + if (rPos < nTmpStart) + { + // If bOn is false and the next attribute starts later than rPos + // the winner attribute is interrupted at rPos. + // If the start of the next attribute is behind the end of + // the last attribute on the aEnd-stack, this is the endposition + // on the stack is the end of the 2-line portion. + if (!bOn || aEnd.back() < nTmpStart) + break; + // At this moment, bOn is true and the next attribute starts + // behind rPos, so we could move rPos to the next startpoint + rPos = nTmpStart; + // We clean up the aEnd-stack, endpositions equal to rPos are + // superfluous. + while( !aEnd.empty() && aEnd.back() <= rPos ) + { + bOn = !bOn; + aEnd.pop_back(); + } + // If the endstack is empty, we simulate an attribute with + // state true and endposition rPos + if( aEnd.empty() ) + { + aEnd.push_front( rPos ); + bOn = true; + } + } + // A ruby attribute stops the 2-line immediately + if (pTmp && RES_TXTATR_CJK_RUBY == pTmp->Which()) + return aRet; + if (pTmp ? lcl_Has2Lines(*pTmp, pActiveTwoLinesItem, bTwo) + : lcl_Check2Lines(pNodeTwoLinesItem, pActiveTwoLinesItem, bTwo)) + { // We have an interesting attribute... + if( bTwo == bOn ) + { // .. with the same state, so the last attribute could + // be continued. + if (aEnd.back() < nTmpEnd) + aEnd.back() = nTmpEnd; + } + else + { // .. with a different state. + bOn = bTwo; + // If this is smaller than the last on the stack, we put + // it on the stack. If it has the same endposition, the last + // could be removed. + if (nTmpEnd < aEnd.back()) + aEnd.push_back( nTmpEnd ); + else if( aEnd.size() > 1 ) + aEnd.pop_back(); + else + aEnd.back() = nTmpEnd; + } + } + } + if( bOn && !aEnd.empty() ) + rPos = aEnd.back(); + return aRet; + } + if (pActiveRotateHint || + (pNodeRotateItem && pNodeRotateItem == pActiveRotateItem && + rPos < TextFrameIndex(GetText().getLength()))) + { // The winner is a rotate-attribute, + // the end of the multiportion depends on the following attributes... + SwMultiCreator aRet; + aRet.nId = SwMultiCreatorId::Rotate; + + // We note the endpositions of the 2-line attributes in aEnd as stack + std::deque<TextFrameIndex> aEnd; + + // The bOn flag signs the state of the last 2-line attribute in the + // aEnd-stack, which could interrupts the winning rotation attribute. + bool bOn = pNodeTwoLinesItem != nullptr; + aEnd.push_front(TextFrameIndex(GetText().getLength())); + + // first, search for the start position of the next TWOLINE portion + // because the ROTATE portion must end there at the latest + TextFrameIndex n2Start = rPos; + for (sw::MergedAttrIterMulti iter = iterAtStartOfNode; ; ) + { + SwTextNode const* pNode(nullptr); + SwTextAttr const*const pTmp = iter.NextAttr(pNode); + if (!pNode) + { + break; + } + assert(startPos.first->GetIndex() <= pNode->GetIndex()); + TextFrameIndex nTmpStart; + TextFrameIndex nTmpEnd; + if (pTmp) + { + nTmpEnd = m_pFrame->MapModelToView(pNode, pTmp->GetAnyEnd()); + if (nTmpEnd <= n2Start) + continue; + nTmpStart = m_pFrame->MapModelToView(pNode, pTmp->GetStart()); + } + else + { + pNodeTwoLinesItem = pNode->GetSwAttrSet().GetItemIfSet( + RES_CHRATR_TWO_LINES); + nTmpStart = m_pFrame->MapModelToView(pNode, 0); + nTmpEnd = m_pFrame->MapModelToView(pNode, pNode->Len()); + assert(n2Start <= nTmpEnd); // next node must not have smaller index + } + + if (n2Start < nTmpStart) + { + if (bOn || aEnd.back() < nTmpStart) + break; + n2Start = nTmpStart; + while( !aEnd.empty() && aEnd.back() <= n2Start ) + { + bOn = !bOn; + aEnd.pop_back(); + } + if( aEnd.empty() ) + { + aEnd.push_front( n2Start ); + bOn = false; + } + } + // A ruby attribute stops immediately + if (pTmp && RES_TXTATR_CJK_RUBY == pTmp->Which()) + { + bOn = true; + break; + } + const SvxTwoLinesItem* p2Lines = nullptr; + if (pTmp ? lcl_Has2Lines(*pTmp, p2Lines, bTwo) + : lcl_Check2Lines(pNodeTwoLinesItem, p2Lines, bTwo)) + { + if( bTwo == bOn ) + { + if (aEnd.back() < nTmpEnd) + aEnd.back() = nTmpEnd; + } + else + { + bOn = bTwo; + if (nTmpEnd < aEnd.back()) + aEnd.push_back( nTmpEnd ); + else if( aEnd.size() > 1 ) + aEnd.pop_back(); + else + aEnd.back() = nTmpEnd; + } + } + } + if( !bOn && !aEnd.empty() ) + n2Start = aEnd.back(); + + aEnd.clear(); + + // now, search for the end of the ROTATE portion, similar to above + bOn = true; + if (pActiveRotateHint) + { + aRet.pItem = nullptr; + aRet.pAttr = pActiveRotateHint; + aRet.nStartOfAttr = m_pFrame->MapModelToView(startPos.first, aRet.pAttr->GetStart()); + if (pNodeRotateItem) + { + aEnd.push_front(m_pFrame->MapModelToView(startPos.first, startPos.first->Len())); + bOn = pNodeRotateItem->GetValue() == + pActiveRotateItem->GetValue(); + } + else + { + aEnd.push_front(m_pFrame->MapModelToView(startPos.first, *aRet.pAttr->End())); + } + } + else + { + aRet.pItem = pNodeRotateItem; + aRet.pAttr = nullptr; + aRet.nStartOfAttr = TextFrameIndex(-1); + aEnd.push_front(m_pFrame->MapModelToView(startPos.first, startPos.first->Len())); + } + for (sw::MergedAttrIterMulti iter = iterAtStartOfNode; ; ) + { + SwTextNode const* pNode(nullptr); + SwTextAttr const*const pTmp = iter.NextAttr(pNode); + if (!pNode) + { + break; + } + assert(startPos.first->GetIndex() <= pNode->GetIndex()); + TextFrameIndex nTmpStart; + TextFrameIndex nTmpEnd; + if (pTmp) + { + nTmpEnd = m_pFrame->MapModelToView(pNode, pTmp->GetAnyEnd()); + if (nTmpEnd <= rPos) + continue; + nTmpStart = m_pFrame->MapModelToView(pNode, pTmp->GetStart()); + } + else + { + pNodeRotateItem = pNode->GetSwAttrSet().GetItemIfSet( + RES_CHRATR_ROTATE); + nTmpStart = m_pFrame->MapModelToView(pNode, 0); + nTmpEnd = m_pFrame->MapModelToView(pNode, pNode->Len()); + assert(rPos <= nTmpEnd); // next node must not have smaller index + } + + if (rPos < nTmpStart) + { + if (!bOn || aEnd.back() < nTmpStart) + break; + rPos = nTmpStart; + while( !aEnd.empty() && aEnd.back() <= rPos ) + { + bOn = !bOn; + aEnd.pop_back(); + } + if( aEnd.empty() ) + { + aEnd.push_front( rPos ); + bOn = true; + } + } + if (pTmp && RES_TXTATR_CJK_RUBY == pTmp->Which()) + { + bOn = false; + break; + } + // TODO why does this use bTwo, not bRot ??? + if (pTmp ? lcl_HasRotation(*pTmp, pActiveRotateItem, bTwo) + : lcl_CheckRotation(pNodeRotateItem, pActiveRotateItem, bTwo)) + { + if( bTwo == bOn ) + { + if (aEnd.back() < nTmpEnd) + aEnd.back() = nTmpEnd; + } + else + { + bOn = bTwo; + if (nTmpEnd < aEnd.back()) + aEnd.push_back( nTmpEnd ); + else if( aEnd.size() > 1 ) + aEnd.pop_back(); + else + aEnd.back() = nTmpEnd; + } + } + } + if( bOn && !aEnd.empty() ) + rPos = aEnd.back(); + if( rPos > n2Start ) + rPos = n2Start; + return aRet; + } + return {}; +} + +namespace { + +// A little helper class to manage the spaceadd-arrays of the text adjustment +// during a PaintMultiPortion. +// The constructor prepares the array for the first line of multiportion, +// the SecondLine-function restores the values for the first line and prepares +// the second line. +// The destructor restores the values of the last manipulation. +class SwSpaceManipulator +{ + SwTextPaintInfo& m_rInfo; + SwMultiPortion& m_rMulti; + std::vector<tools::Long>* m_pOldSpaceAdd; + sal_uInt16 m_nOldSpaceIndex; + tools::Long m_nSpaceAdd; + bool m_bSpaceChg; + sal_uInt8 m_nOldDir; + +public: + SwSpaceManipulator( SwTextPaintInfo& rInf, SwMultiPortion& rMult ); + ~SwSpaceManipulator(); + void SecondLine(); + tools::Long GetSpaceAdd() const { return m_nSpaceAdd; } +}; + +} + +SwSpaceManipulator::SwSpaceManipulator(SwTextPaintInfo& rInf, SwMultiPortion& rMult) + : m_rInfo(rInf) + , m_rMulti(rMult) + , m_nSpaceAdd(0) +{ + m_pOldSpaceAdd = m_rInfo.GetpSpaceAdd(); + m_nOldSpaceIndex = m_rInfo.GetSpaceIdx(); + m_nOldDir = m_rInfo.GetDirection(); + m_rInfo.SetDirection(m_rMulti.GetDirection()); + m_bSpaceChg = false; + + if (m_rMulti.IsDouble()) + { + m_nSpaceAdd = (m_pOldSpaceAdd && !m_rMulti.HasTabulator()) ? m_rInfo.GetSpaceAdd() : 0; + if (m_rMulti.GetRoot().IsSpaceAdd()) + { + m_rInfo.SetpSpaceAdd(m_rMulti.GetRoot().GetpLLSpaceAdd()); + m_rInfo.ResetSpaceIdx(); + m_bSpaceChg = m_rMulti.ChgSpaceAdd(&m_rMulti.GetRoot(), m_nSpaceAdd); + } + else if (m_rMulti.HasTabulator()) + m_rInfo.SetpSpaceAdd(nullptr); + } + else if (!m_rMulti.IsBidi()) + { + m_rInfo.SetpSpaceAdd(m_rMulti.GetRoot().GetpLLSpaceAdd()); + m_rInfo.ResetSpaceIdx(); + } +} + +void SwSpaceManipulator::SecondLine() +{ + if (m_bSpaceChg) + { + m_rInfo.RemoveFirstSpaceAdd(); + m_bSpaceChg = false; + } + SwLineLayout* pLay = m_rMulti.GetRoot().GetNext(); + if( pLay->IsSpaceAdd() ) + { + m_rInfo.SetpSpaceAdd(pLay->GetpLLSpaceAdd()); + m_rInfo.ResetSpaceIdx(); + m_bSpaceChg = m_rMulti.ChgSpaceAdd(pLay, m_nSpaceAdd); + } + else + { + m_rInfo.SetpSpaceAdd((!m_rMulti.IsDouble() || m_rMulti.HasTabulator()) ? nullptr + : m_pOldSpaceAdd); + m_rInfo.SetSpaceIdx(m_nOldSpaceIndex); + } +} + +SwSpaceManipulator::~SwSpaceManipulator() +{ + if (m_bSpaceChg) + { + m_rInfo.RemoveFirstSpaceAdd(); + m_bSpaceChg = false; + } + m_rInfo.SetpSpaceAdd(m_pOldSpaceAdd); + m_rInfo.SetSpaceIdx(m_nOldSpaceIndex); + m_rInfo.SetDirection(m_nOldDir); +} + +// Manages the paint for a SwMultiPortion. +// External, for the calling function, it seems to be a normal Paint-function, +// internal it is like a SwTextFrame::PaintSwFrame with multiple DrawTextLines +void SwTextPainter::PaintMultiPortion( const SwRect &rPaint, + SwMultiPortion& rMulti, const SwMultiPortion* pEnvPor ) +{ + SwTextGridItem const*const pGrid(GetGridItem(m_pFrame->FindPageFrame())); + const bool bHasGrid = pGrid && GetInfo().SnapToGrid(); + sal_uInt16 nRubyHeight = 0; + bool bRubyTop = true; + + if ( bHasGrid && pGrid->IsSquaredMode() ) + { + nRubyHeight = pGrid->GetRubyHeight(); + bRubyTop = ! pGrid->GetRubyTextBelow(); + } + + // do not allow grid mode for first line in ruby portion + const bool bRubyInGrid = bHasGrid && rMulti.IsRuby(); + + const sal_uInt16 nOldHeight = rMulti.Height(); + const bool bOldGridModeAllowed = GetInfo().SnapToGrid(); + + if ( bRubyInGrid ) + { + GetInfo().SetSnapToGrid( ! bRubyTop ); + if (pGrid->IsSquaredMode()) + rMulti.Height( m_pCurr->Height() ); + } + + SwLayoutModeModifier aLayoutModeModifier( *GetInfo().GetOut() ); + bool bEnvDir = false; + bool bThisDir = false; + bool bFrameDir = false; + if ( rMulti.IsBidi() ) + { + // these values are needed for the calculation of the x coordinate + // and the layout mode + OSL_ENSURE( ! pEnvPor || pEnvPor->IsBidi(), + "Oh no, I expected a BidiPortion" ); + bFrameDir = GetInfo().GetTextFrame()->IsRightToLeft(); + bEnvDir = pEnvPor ? ((static_cast<const SwBidiPortion*>(pEnvPor)->GetLevel() % 2) != 0) : bFrameDir; + bThisDir = (static_cast<SwBidiPortion&>(rMulti).GetLevel() % 2) != 0; + } + +#if OSL_DEBUG_LEVEL > 1 + // only paint first level bidi portions + if( rMulti.Width() > 1 && ! pEnvPor ) + GetInfo().DrawViewOpt( rMulti, PortionType::Field ); +#endif + + if ( bRubyInGrid && pGrid->IsSquaredMode() ) + rMulti.Height( nOldHeight ); + + // do we have to repaint a post it portion? + if( GetInfo().OnWin() && rMulti.GetNextPortion() && + ! rMulti.GetNextPortion()->Width() ) + rMulti.GetNextPortion()->PrePaint( GetInfo(), &rMulti ); + + // old values must be saved and restored at the end + TextFrameIndex const nOldLen = GetInfo().GetLen(); + const SwTwips nOldX = GetInfo().X(); + const SwTwips nOldY = GetInfo().Y(); + TextFrameIndex const nOldIdx = GetInfo().GetIdx(); + + SwSpaceManipulator aManip( GetInfo(), rMulti ); + + std::unique_ptr<SwFontSave> pFontSave; + std::unique_ptr<SwFont> pTmpFnt; + + if( rMulti.IsDouble() ) + { + pTmpFnt.reset(new SwFont( *GetInfo().GetFont() )); + if( rMulti.IsDouble() ) + { + SetPropFont( 50 ); + pTmpFnt->SetProportion( GetPropFont() ); + } + pFontSave.reset(new SwFontSave( GetInfo(), pTmpFnt.get(), this )); + } + else + { + pFontSave = nullptr; + pTmpFnt = nullptr; + } + + if( rMulti.HasBrackets() ) + { + TextFrameIndex const nTmpOldIdx = GetInfo().GetIdx(); + GetInfo().SetIdx(static_cast<SwDoubleLinePortion&>(rMulti).GetBrackets()->nStart); + SeekAndChg( GetInfo() ); + static_cast<SwDoubleLinePortion&>(rMulti).PaintBracket( GetInfo(), 0, true ); + GetInfo().SetIdx( nTmpOldIdx ); + } + + const SwTwips nTmpX = GetInfo().X(); + + SwLineLayout* pLay = &rMulti.GetRoot();// the first line of the multiportion + SwLinePortion* pPor = pLay->GetFirstPortion();//first portion of these line + SwTwips nOfst = 0; + + // GetInfo().Y() is the baseline from the surrounding line. We must switch + // this temporary to the baseline of the inner lines of the multiportion. + if( rMulti.HasRotation() ) + { + if( rMulti.IsRevers() ) + { + GetInfo().Y( nOldY - rMulti.GetAscent() ); + nOfst = nTmpX + rMulti.Width(); + } + else + { + GetInfo().Y( nOldY - rMulti.GetAscent() + rMulti.Height() ); + nOfst = nTmpX; + } + } + else if ( rMulti.IsBidi() ) + { + // does the current bidi portion has the same direction + // as its environment? + if ( bEnvDir != bThisDir ) + { + // different directions, we have to adjust the x coordinate + SwTwips nMultiWidth = rMulti.Width() + + rMulti.CalcSpacing( GetInfo().GetSpaceAdd(), GetInfo() ); + + if ( bFrameDir == bThisDir ) + GetInfo().X( GetInfo().X() - nMultiWidth ); + else + GetInfo().X( GetInfo().X() + nMultiWidth ); + } + + nOfst = nOldY - rMulti.GetAscent(); + + // set layout mode + aLayoutModeModifier.Modify( bThisDir ); + } + else + nOfst = nOldY - rMulti.GetAscent(); + + bool bRest = pLay->IsRest(); + bool bFirst = true; + + OSL_ENSURE( nullptr == GetInfo().GetUnderFnt() || rMulti.IsBidi(), + " Only BiDi portions are allowed to use the common underlining font" ); + + if ( rMulti.IsRuby() ) + GetInfo().SetRuby( rMulti.OnTop() ); + + do + { + if ( bHasGrid && pGrid->IsSquaredMode() ) + { + if( rMulti.HasRotation() ) + { + const sal_uInt16 nAdjustment = ( pLay->Height() - pPor->Height() ) / 2 + + pPor->GetAscent(); + if( rMulti.IsRevers() ) + GetInfo().X( nOfst - nAdjustment ); + else + GetInfo().X( nOfst + nAdjustment ); + } + else + { + // special treatment for ruby portions in grid mode + SwTwips nAdjustment = 0; + if ( rMulti.IsRuby() ) + { + if ( bRubyTop != ( pLay == &rMulti.GetRoot() ) ) + // adjust base text + nAdjustment = ( m_pCurr->Height() - nRubyHeight - pPor->Height() ) / 2; + else if ( bRubyTop ) + // adjust upper ruby text + nAdjustment = nRubyHeight - pPor->Height(); + // else adjust lower ruby text + } + + GetInfo().Y( nOfst + nAdjustment + pPor->GetAscent() ); + } + } + else if( rMulti.HasRotation() ) + { + if( rMulti.IsRevers() ) + GetInfo().X( nOfst - AdjustBaseLine( *pLay, pPor, 0, 0, true ) ); + else + GetInfo().X( nOfst + AdjustBaseLine( *pLay, pPor ) ); + } + else if ( rMulti.IsRuby() && rMulti.OnRight() && GetInfo().IsRuby() ) + { + SwTwips nLineDiff = std::max(( rMulti.GetRoot().Height() - pPor->Width() ) / 2, static_cast<SwTwips>(0) ); + GetInfo().Y( nOfst + nLineDiff ); + // Draw the ruby text on top of the preserved space. + GetInfo().X( GetInfo().X() - pPor->Height() ); + } + else + GetInfo().Y( nOfst + AdjustBaseLine( *pLay, pPor ) ); + + bool bSeeked = true; + GetInfo().SetLen( pPor->GetLen() ); + + if( bRest && pPor->InFieldGrp() && !pPor->GetLen() ) + { + if( static_cast<SwFieldPortion*>(pPor)->HasFont() ) + bSeeked = false; + else + SeekAndChgBefore( GetInfo() ); + } + else if( pPor->InTextGrp() || pPor->InFieldGrp() || pPor->InTabGrp() ) + SeekAndChg( GetInfo() ); + else if ( !bFirst && pPor->IsBreakPortion() && GetInfo().GetOpt().IsParagraph() ) + { + if( GetRedln() ) + SeekAndChg( GetInfo() ); + else + SeekAndChgBefore( GetInfo() ); + } + else + bSeeked = false; + + SwLinePortion *pNext = pPor->GetNextPortion(); + if(GetInfo().OnWin() && pNext && !pNext->Width() ) + { + if ( !bSeeked ) + SeekAndChg( GetInfo() ); + pNext->PrePaint( GetInfo(), pPor ); + } + + CheckSpecialUnderline( pPor ); + SwUnderlineFont* pUnderLineFnt = GetInfo().GetUnderFnt(); + if ( pUnderLineFnt ) + { + if ( rMulti.IsDouble() ) + pUnderLineFnt->GetFont().SetProportion( 50 ); + pUnderLineFnt->SetPos( GetInfo().GetPos() ); + } + + if ( rMulti.IsBidi() ) + { + // we do not allow any rotation inside a bidi portion + SwFont* pTmpFont = GetInfo().GetFont(); + pTmpFont->SetVertical( 0_deg10, GetInfo().GetTextFrame()->IsVertical() ); + } + + if( pPor->IsMultiPortion() && static_cast<SwMultiPortion*>(pPor)->IsBidi() ) + { + // but we do allow nested bidi portions + OSL_ENSURE( rMulti.IsBidi(), "Only nesting of bidi portions is allowed" ); + PaintMultiPortion( rPaint, static_cast<SwMultiPortion&>(*pPor), &rMulti ); + } + else + pPor->Paint( GetInfo() ); + + bFirst &= !pPor->GetLen(); + if( pNext || !pPor->IsMarginPortion() ) + pPor->Move( GetInfo() ); + + pPor = pNext; + + // If there's no portion left, we go to the next line + if( !pPor && pLay->GetNext() ) + { + pLay = pLay->GetNext(); + pPor = pLay->GetFirstPortion(); + bRest = pLay->IsRest(); + aManip.SecondLine(); + + // delete underline font + delete GetInfo().GetUnderFnt(); + GetInfo().SetUnderFnt( nullptr ); + + if( rMulti.HasRotation() ) + { + if( rMulti.IsRevers() ) + { + nOfst += pLay->Height(); + GetInfo().Y( nOldY - rMulti.GetAscent() ); + } + else + { + nOfst -= pLay->Height(); + GetInfo().Y( nOldY - rMulti.GetAscent() + rMulti.Height() ); + } + } + else if ( bHasGrid && rMulti.IsRuby() ) + { + GetInfo().SetSnapToGrid( bRubyTop ); + GetInfo().X( nTmpX ); + if (pGrid->IsSquaredMode() ) + { + if ( bRubyTop ) + nOfst += nRubyHeight; + else + nOfst += m_pCurr->Height() - nRubyHeight; + } + else + { + nOfst += rMulti.GetRoot().Height(); + } + } + else if ( rMulti.IsRuby() && rMulti.OnRight() ) + { + GetInfo().SetDirection( DIR_TOP2BOTTOM ); + GetInfo().SetRuby( true ); + } else + { + GetInfo().X( nTmpX ); + // We switch to the baseline of the next inner line + nOfst += rMulti.GetRoot().Height(); + } + } + } while( pPor ); + + if ( bRubyInGrid ) + GetInfo().SetSnapToGrid( bOldGridModeAllowed ); + + // delete underline font + if ( ! rMulti.IsBidi() ) + { + delete GetInfo().GetUnderFnt(); + GetInfo().SetUnderFnt( nullptr ); + } + + GetInfo().SetIdx( nOldIdx ); + GetInfo().Y( nOldY ); + + if( rMulti.HasBrackets() ) + { + TextFrameIndex const nTmpOldIdx = GetInfo().GetIdx(); + GetInfo().SetIdx(static_cast<SwDoubleLinePortion&>(rMulti).GetBrackets()->nStart); + SeekAndChg( GetInfo() ); + GetInfo().X( nOldX ); + static_cast<SwDoubleLinePortion&>(rMulti).PaintBracket( GetInfo(), + aManip.GetSpaceAdd(), false ); + GetInfo().SetIdx( nTmpOldIdx ); + } + // Restore the saved values + GetInfo().X( nOldX ); + GetInfo().SetLen( nOldLen ); + pFontSave.reset(); + pTmpFnt.reset(); + SetPropFont( 0 ); +} + +static bool lcl_ExtractFieldFollow( SwLineLayout* pLine, SwLinePortion* &rpField ) +{ + SwLinePortion* pLast = pLine; + rpField = pLine->GetNextPortion(); + while( rpField && !rpField->InFieldGrp() ) + { + pLast = rpField; + rpField = rpField->GetNextPortion(); + } + bool bRet = rpField != nullptr; + if( bRet ) + { + if( static_cast<SwFieldPortion*>(rpField)->IsFollow() ) + { + rpField->Truncate(); + pLast->SetNextPortion( nullptr ); + } + else + rpField = nullptr; + } + pLine->Truncate(); + return bRet; +} + +// If a multi portion completely has to go to the +// next line, this function is called to truncate +// the rest of the remaining multi portion +static void lcl_TruncateMultiPortion( SwMultiPortion& rMulti, SwTextFormatInfo& rInf, + TextFrameIndex const nStartIdx) +{ + rMulti.GetRoot().Truncate(); + rMulti.GetRoot().SetLen(TextFrameIndex(0)); + rMulti.GetRoot().Width(0); +// rMulti.CalcSize( *this, aInf ); + if ( rMulti.GetRoot().GetNext() ) + { + rMulti.GetRoot().GetNext()->Truncate(); + rMulti.GetRoot().GetNext()->SetLen(TextFrameIndex(0)); + rMulti.GetRoot().GetNext()->Width( 0 ); + } + rMulti.Width( 0 ); + rMulti.SetLen(TextFrameIndex(0)); + rInf.SetIdx( nStartIdx ); +} + +// Manages the formatting of a SwMultiPortion. External, for the calling +// function, it seems to be a normal Format-function, internal it is like a +// SwTextFrame::Format_ with multiple BuildPortions +bool SwTextFormatter::BuildMultiPortion( SwTextFormatInfo &rInf, + SwMultiPortion& rMulti ) +{ + SwTwips nMaxWidth = rInf.Width(); + SwTwips nOldX = 0; + + if( rMulti.HasBrackets() ) + { + TextFrameIndex const nOldIdx = rInf.GetIdx(); + rInf.SetIdx( static_cast<SwDoubleLinePortion&>(rMulti).GetBrackets()->nStart ); + SeekAndChg( rInf ); + nOldX = GetInfo().X(); + static_cast<SwDoubleLinePortion&>(rMulti).FormatBrackets( rInf, nMaxWidth ); + rInf.SetIdx( nOldIdx ); + } + + SeekAndChg( rInf ); + std::unique_ptr<SwFontSave> xFontSave; + std::unique_ptr<SwFont> xTmpFont; + if( rMulti.IsDouble() ) + { + xTmpFont.reset(new SwFont( *rInf.GetFont() )); + if( rMulti.IsDouble() ) + { + SetPropFont( 50 ); + xTmpFont->SetProportion( GetPropFont() ); + } + xFontSave.reset(new SwFontSave(rInf, xTmpFont.get(), this)); + } + + SwLayoutModeModifier aLayoutModeModifier( *GetInfo().GetOut() ); + if ( rMulti.IsBidi() ) + { + // set layout mode + aLayoutModeModifier.Modify( ! rInf.GetTextFrame()->IsRightToLeft() ); + } + + SwTwips nTmpX = 0; + + if( rMulti.HasRotation() ) + { + // For nMaxWidth we take the height of the body frame. + // #i25067#: If the current frame is inside a table, we restrict + // nMaxWidth to the current frame height, unless the frame size + // attribute is set to variable size: + + // We set nTmpX (which is used for portion calculating) to the + // current Y value + const SwPageFrame* pPage = m_pFrame->FindPageFrame(); + OSL_ENSURE( pPage, "No page in frame!"); + const SwLayoutFrame* pUpperFrame = pPage; + + if ( m_pFrame->IsInTab() ) + { + pUpperFrame = m_pFrame->GetUpper(); + while ( pUpperFrame && !pUpperFrame->IsCellFrame() ) + pUpperFrame = pUpperFrame->GetUpper(); + assert(pUpperFrame); //pFrame is in table but does not have an upper cell frame + if (!pUpperFrame) + return false; + const SwTableLine* pLine = static_cast<const SwRowFrame*>(pUpperFrame->GetUpper())->GetTabLine(); + const SwFormatFrameSize& rFrameFormatSize = pLine->GetFrameFormat()->GetFrameSize(); + if ( SwFrameSize::Variable == rFrameFormatSize.GetHeightSizeType() ) + pUpperFrame = pPage; + } + if ( pUpperFrame == pPage && !m_pFrame->IsInFootnote() ) + pUpperFrame = pPage->FindBodyCont(); + + nMaxWidth = pUpperFrame ? + ( rInf.GetTextFrame()->IsVertical() ? + pUpperFrame->getFramePrintArea().Width() : + pUpperFrame->getFramePrintArea().Height() ) : + USHRT_MAX; + } + else + nTmpX = rInf.X(); + + SwMultiPortion* pOldMulti = m_pMulti; + + m_pMulti = &rMulti; + SwLineLayout *pOldCurr = m_pCurr; + TextFrameIndex const nOldStart = GetStart(); + SwTwips nMinWidth = nTmpX + 1; + SwTwips nActWidth = nMaxWidth; + const TextFrameIndex nStartIdx = rInf.GetIdx(); + TextFrameIndex nMultiLen = rMulti.GetLen(); + + SwLinePortion *pFirstRest; + SwLinePortion *pSecondRest; + if( rMulti.IsFormatted() ) + { + if( !lcl_ExtractFieldFollow( &rMulti.GetRoot(), pFirstRest ) + && rMulti.IsDouble() && rMulti.GetRoot().GetNext() ) + lcl_ExtractFieldFollow( rMulti.GetRoot().GetNext(), pFirstRest ); + if( !rMulti.IsDouble() && rMulti.GetRoot().GetNext() ) + lcl_ExtractFieldFollow( rMulti.GetRoot().GetNext(), pSecondRest ); + else + pSecondRest = nullptr; + } + else + { + pFirstRest = rMulti.GetRoot().GetNextPortion(); + pSecondRest = rMulti.GetRoot().GetNext() ? + rMulti.GetRoot().GetNext()->GetNextPortion() : nullptr; + if( pFirstRest ) + rMulti.GetRoot().SetNextPortion( nullptr ); + if( pSecondRest ) + rMulti.GetRoot().GetNext()->SetNextPortion( nullptr ); + rMulti.SetFormatted(); + nMultiLen = nMultiLen - rInf.GetIdx(); + } + + // save some values + const OUString* pOldText = &(rInf.GetText()); + const SwTwips nOldPaintOfst = rInf.GetPaintOfst(); + std::shared_ptr<const vcl::text::TextLayoutCache> const pOldCachedVclData(rInf.GetCachedVclData()); + rInf.SetCachedVclData(nullptr); + + OUString const aMultiStr( rInf.GetText().copy(0, sal_Int32(nMultiLen + rInf.GetIdx())) ); + rInf.SetText( aMultiStr ); + SwTextFormatInfo aInf( rInf, rMulti.GetRoot(), nActWidth ); + // Do we allow break cuts? The FirstMulti-Flag is evaluated during + // line break determination. + bool bFirstMulti = rInf.GetIdx() != rInf.GetLineStart(); + + SwLinePortion *pNextFirst = nullptr; + SwLinePortion *pNextSecond = nullptr; + bool bRet = false; + + SwTextGridItem const*const pGrid(GetGridItem(m_pFrame->FindPageFrame())); + const bool bHasGrid = pGrid && GRID_LINES_CHARS == pGrid->GetGridType(); + + bool bRubyTop = false; + + if ( bHasGrid ) + bRubyTop = ! pGrid->GetRubyTextBelow(); + + do + { + m_pCurr = &rMulti.GetRoot(); + m_nStart = nStartIdx; + bRet = false; + FormatReset( aInf ); + aInf.X( nTmpX ); + aInf.Width( sal_uInt16(nActWidth) ); + aInf.RealWidth( sal_uInt16(nActWidth) ); + aInf.SetFirstMulti( bFirstMulti ); + aInf.SetNumDone( rInf.IsNumDone() ); + aInf.SetFootnoteDone( rInf.IsFootnoteDone() ); + + // if there's a bookmark at the start of the MultiPortion, it will be + // painted with the rotation etc. of the MultiPortion; move it *inside* + // so it gets positioned correctly; currently there's no other portion + // inserted between the end of WhichFirstPortion() and + // BuildMultiPortion() + if (rInf.GetLast()->GetWhichPor() == PortionType::Bookmark) + { + auto const pBookmark(static_cast<SwBookmarkPortion*>(rInf.GetLast())); + auto *const pPrevious = pBookmark->FindPrevPortion(rInf.GetRoot()); + assert(!pPrevious || pPrevious->GetNextPortion() == pBookmark); + if (pPrevious) + { + pPrevious->SetNextPortion(nullptr); + } + rInf.SetLast(pPrevious); + assert(m_pCurr->GetNextPortion() == nullptr); + m_pCurr->SetNextPortion(pBookmark); + } + + if( pFirstRest ) + { + OSL_ENSURE( pFirstRest->InFieldGrp(), "BuildMulti: Fieldrest expected"); + SwFieldPortion *pField = + static_cast<SwFieldPortion*>(pFirstRest)->Clone( + static_cast<SwFieldPortion*>(pFirstRest)->GetExp() ); + pField->SetFollow( true ); + aInf.SetRest( pField ); + } + aInf.SetRuby( rMulti.IsRuby() && rMulti.OnTop() ); + + // in grid mode we temporarily have to disable the grid for the ruby line + const bool bOldGridModeAllowed = GetInfo().SnapToGrid(); + if ( bHasGrid && aInf.IsRuby() && bRubyTop ) + aInf.SetSnapToGrid( false ); + + // If there's no more rubytext, then buildportion is forbidden + if( pFirstRest || !aInf.IsRuby() ) + BuildPortions( aInf ); + + aInf.SetSnapToGrid( bOldGridModeAllowed ); + + rMulti.CalcSize( *this, aInf ); + m_pCurr->SetRealHeight( m_pCurr->Height() ); + + if( rMulti.IsBidi() ) + { + pNextFirst = aInf.GetRest(); + break; + } + + if( rMulti.HasRotation() && !rMulti.IsDouble() ) + break; + // second line has to be formatted + else if( m_pCurr->GetLen()<nMultiLen || rMulti.IsRuby() || aInf.GetRest()) + { + TextFrameIndex const nFirstLen = m_pCurr->GetLen(); + delete m_pCurr->GetNext(); + m_pCurr->SetNext( new SwLineLayout() ); + m_pCurr = m_pCurr->GetNext(); + m_nStart = aInf.GetIdx(); + aInf.X( nTmpX ); + SwTextFormatInfo aTmp( aInf, *m_pCurr, nActWidth ); + if( rMulti.IsRuby() ) + { + aTmp.SetRuby( !rMulti.OnTop() ); + pNextFirst = aInf.GetRest(); + if( pSecondRest ) + { + OSL_ENSURE( pSecondRest->InFieldGrp(), "Fieldrest expected"); + SwFieldPortion *pField = static_cast<SwFieldPortion*>(pSecondRest)->Clone( + static_cast<SwFieldPortion*>(pSecondRest)->GetExp() ); + pField->SetFollow( true ); + aTmp.SetRest( pField ); + } + if( !rMulti.OnTop() && nFirstLen < nMultiLen ) + bRet = true; + } + else + aTmp.SetRest( aInf.GetRest() ); + aInf.SetRest( nullptr ); + + // in grid mode we temporarily have to disable the grid for the ruby line + if ( bHasGrid && aTmp.IsRuby() && ! bRubyTop ) + aTmp.SetSnapToGrid( false ); + + BuildPortions( aTmp ); + + const SwLinePortion *pRightPortion = rMulti.OnRight() ? + rMulti.GetRoot().GetNext()->GetNextPortion() : nullptr; + if (pRightPortion) + { + // The ruby text on the right is vertical. + // The width and the height are swapped. + SwTwips nHeight = pRightPortion->Height(); + // Keep room for the ruby text. + rMulti.GetRoot().FindLastPortion()->AddPrtWidth( nHeight ); + } + + aTmp.SetSnapToGrid( bOldGridModeAllowed ); + + rMulti.CalcSize( *this, aInf ); + rMulti.GetRoot().SetRealHeight( rMulti.GetRoot().Height() ); + m_pCurr->SetRealHeight( m_pCurr->Height() ); + if( rMulti.IsRuby() ) + { + pNextSecond = aTmp.GetRest(); + if( pNextFirst ) + bRet = true; + } + else + pNextFirst = aTmp.GetRest(); + if( ( !aTmp.IsRuby() && nFirstLen + m_pCurr->GetLen() < nMultiLen ) + || aTmp.GetRest() ) + // our guess for width of multiportion was too small, + // text did not fit into multiportion + bRet = true; + } + if( rMulti.IsRuby() ) + break; + if( bRet ) + { + // our guess for multiportion width was too small, + // we set min to act + nMinWidth = nActWidth; + nActWidth = ( 3 * nMaxWidth + nMinWidth + 3 ) / 4; + if ( nActWidth == nMaxWidth && rInf.GetLineStart() == rInf.GetIdx() ) + // we have too less space, we must allow break cuts + // ( the first multi flag is considered during TextPortion::Format_() ) + bFirstMulti = false; + if( nActWidth <= nMinWidth ) + break; + } + else + { + // For Solaris, this optimization can causes trouble: + // Setting this to the portion width ( = rMulti.Width() ) + // can make GetTextBreak inside SwTextGuess::Guess return too small + // values. Therefore we add some extra twips. + if( nActWidth > nTmpX + rMulti.Width() + 6 ) + nActWidth = nTmpX + rMulti.Width() + 6; + nMaxWidth = nActWidth; + nActWidth = ( 3 * nMaxWidth + nMinWidth + 3 ) / 4; + if( nActWidth >= nMaxWidth ) + break; + // we do not allow break cuts during formatting + bFirstMulti = true; + } + delete pNextFirst; + pNextFirst = nullptr; + } while ( true ); + + m_pMulti = pOldMulti; + + m_pCurr = pOldCurr; + m_nStart = nOldStart; + SetPropFont( 0 ); + + rMulti.SetLen( rMulti.GetRoot().GetLen() + ( rMulti.GetRoot().GetNext() ? + rMulti.GetRoot().GetNext()->GetLen() : TextFrameIndex(0) ) ); + + if( rMulti.IsDouble() ) + { + static_cast<SwDoubleLinePortion&>(rMulti).CalcBlanks( rInf ); + if( static_cast<SwDoubleLinePortion&>(rMulti).GetLineDiff() ) + { + SwLineLayout* pLine = &rMulti.GetRoot(); + if( static_cast<SwDoubleLinePortion&>(rMulti).GetLineDiff() > 0 ) + { + rInf.SetIdx( nStartIdx + pLine->GetLen() ); + pLine = pLine->GetNext(); + } + if( pLine ) + { + GetInfo().SetMulti( true ); + + // If the fourth element bSkipKashida of function CalcNewBlock is true, multiportion will be showed in justification. + // Kashida (Persian) is a type of justification used in some cursive scripts, particularly Arabic. + // In contrast to white-space justification, which increases the length of a line of text by expanding spaces between words or individual letters, + // kashida justification is accomplished by elongating characters at certain chosen points. + // Kashida justification can be combined with white-space justification to various extents. + // The default value of bSkipKashida (the 4th parameter passed to 'CalcNewBlock') is false. + // Only when Adjust is SvxAdjust::Block ( alignment is justify ), multiportion will be showed in justification in new code. + CalcNewBlock( pLine, nullptr, rMulti.Width(), GetAdjust() != SvxAdjust::Block ); + + GetInfo().SetMulti( false ); + } + rInf.SetIdx( nStartIdx ); + } + if( static_cast<SwDoubleLinePortion&>(rMulti).GetBrackets() ) + { + rMulti.Width( rMulti.Width() + + static_cast<SwDoubleLinePortion&>(rMulti).BracketWidth() ); + GetInfo().X( nOldX ); + } + } + else + { + rMulti.ActualizeTabulator(); + if( rMulti.IsRuby() ) + { + static_cast<SwRubyPortion&>(rMulti).Adjust( rInf ); + static_cast<SwRubyPortion&>(rMulti).CalcRubyOffset(); + } + } + if( rMulti.HasRotation() ) + { + SwTwips nH = rMulti.Width(); + SwTwips nAsc = rMulti.GetAscent() + ( nH - rMulti.Height() )/2; + if( nAsc > nH ) + nAsc = nH; + else if( nAsc < 0 ) + nAsc = 0; + rMulti.Width( rMulti.Height() ); + rMulti.Height( sal_uInt16(nH) ); + rMulti.SetAscent( sal_uInt16(nAsc) ); + bRet = ( rInf.GetPos().X() + rMulti.Width() > rInf.Width() ) && + nStartIdx != rInf.GetLineStart(); + } + else if ( rMulti.IsBidi() ) + { + bRet = rMulti.GetLen() < nMultiLen || pNextFirst; + } + + // line break has to be performed! + if( bRet ) + { + OSL_ENSURE( !pNextFirst || pNextFirst->InFieldGrp(), + "BuildMultiPortion: Surprising restportion, field expected" ); + SwMultiPortion *pTmp; + if( rMulti.IsDouble() ) + pTmp = new SwDoubleLinePortion( static_cast<SwDoubleLinePortion&>(rMulti), + nMultiLen + rInf.GetIdx() ); + else if( rMulti.IsRuby() ) + { + OSL_ENSURE( !pNextSecond || pNextSecond->InFieldGrp(), + "BuildMultiPortion: Surprising restportion, field expected" ); + + if ( rInf.GetIdx() == rInf.GetLineStart() ) + { + // the ruby portion has to be split in two portions + pTmp = new SwRubyPortion( static_cast<SwRubyPortion&>(rMulti), + nMultiLen + rInf.GetIdx() ); + + if( pNextSecond ) + { + pTmp->GetRoot().SetNext( new SwLineLayout() ); + pTmp->GetRoot().GetNext()->SetNextPortion( pNextSecond ); + } + pTmp->SetFollowField(); + } + else + { + // we try to keep our ruby portion together + lcl_TruncateMultiPortion( rMulti, rInf, nStartIdx ); + pTmp = nullptr; + } + } + else if( rMulti.HasRotation() ) + { + // we try to keep our rotated portion together + lcl_TruncateMultiPortion( rMulti, rInf, nStartIdx ); + pTmp = new SwRotatedPortion( nMultiLen + rInf.GetIdx(), + rMulti.GetDirection() ); + } + // during a recursion of BuildMultiPortions we may not build + // a new SwBidiPortion, this would cause a memory leak + else if( rMulti.IsBidi() && ! m_pMulti ) + { + if ( ! rMulti.GetLen() ) + lcl_TruncateMultiPortion( rMulti, rInf, nStartIdx ); + + // If there is a HolePortion at the end of the bidi portion, + // it has to be moved behind the bidi portion. Otherwise + // the visual cursor travelling gets into trouble. + SwLineLayout& aRoot = rMulti.GetRoot(); + SwLinePortion* pPor = aRoot.GetFirstPortion(); + while ( pPor ) + { + if ( pPor->GetNextPortion() && pPor->GetNextPortion()->IsHolePortion() ) + { + SwLinePortion* pHolePor = pPor->GetNextPortion(); + pPor->SetNextPortion( nullptr ); + aRoot.SetLen( aRoot.GetLen() - pHolePor->GetLen() ); + rMulti.SetLen( rMulti.GetLen() - pHolePor->GetLen() ); + rMulti.SetNextPortion( pHolePor ); + break; + } + pPor = pPor->GetNextPortion(); + } + + pTmp = new SwBidiPortion( nMultiLen + rInf.GetIdx(), + static_cast<SwBidiPortion&>(rMulti).GetLevel() ); + } + else + pTmp = nullptr; + + if ( ! rMulti.GetLen() && rInf.GetLast() ) + { + SeekAndChgBefore( rInf ); + rInf.GetLast()->FormatEOL( rInf ); + } + + if( pNextFirst && pTmp ) + { + pTmp->SetFollowField(); + pTmp->GetRoot().SetNextPortion( pNextFirst ); + } + else + // A follow field portion is still waiting. If nobody wants it, + // we delete it. + delete pNextFirst; + + rInf.SetRest( pTmp ); + } + + rInf.SetCachedVclData(pOldCachedVclData); + rInf.SetText( *pOldText ); + rInf.SetPaintOfst( nOldPaintOfst ); + rInf.SetStop( aInf.IsStop() ); + rInf.SetNumDone( true ); + rInf.SetFootnoteDone( true ); + SeekAndChg( rInf ); + delete pFirstRest; + delete pSecondRest; + xFontSave.reset(); + return bRet; +} + +// When a fieldportion at the end of line breaks and needs a following +// fieldportion in the next line, then the "restportion" of the formatinfo +// has to be set. Normally this happens during the formatting of the first +// part of the fieldportion. +// But sometimes the formatting starts at the line with the following part, +// especially when the following part is on the next page. +// In this case the MakeRestPortion-function has to create the following part. +// The first parameter is the line that contains possibly a first part +// of a field. When the function finds such field part, it creates the right +// restportion. This may be a multiportion, e.g. if the field is surrounded by +// a doubleline- or ruby-portion. +// The second parameter is the start index of the line. +SwLinePortion* SwTextFormatter::MakeRestPortion( const SwLineLayout* pLine, + TextFrameIndex nPosition) +{ + if( !nPosition ) + return nullptr; + TextFrameIndex nMultiPos = nPosition - pLine->GetLen(); + const SwMultiPortion *pTmpMulti = nullptr; + const SwMultiPortion *pHelpMulti = nullptr; + const SwLinePortion* pPor = pLine->GetFirstPortion(); + SwFieldPortion *pField = nullptr; + while( pPor ) + { + if( pPor->GetLen() && !pHelpMulti ) + { + nMultiPos = nMultiPos + pPor->GetLen(); + pTmpMulti = nullptr; + } + if( pPor->InFieldGrp() ) + { + if( !pHelpMulti ) + pTmpMulti = nullptr; + pField = const_cast<SwFieldPortion*>(static_cast<const SwFieldPortion*>(pPor)); + } + else if( pPor->IsMultiPortion() ) + { + OSL_ENSURE( !pHelpMulti || pHelpMulti->IsBidi(), + "Nested multiportions are forbidden." ); + + pField = nullptr; + pTmpMulti = static_cast<const SwMultiPortion*>(pPor); + } + pPor = pPor->GetNextPortion(); + // If the last portion is a multi-portion, we enter it + // and look for a field portion inside. + // If we are already in a multiportion, we could change to the + // next line + if( !pPor && pTmpMulti ) + { + if( pHelpMulti ) + { // We're already inside the multiportion, let's take the second + // line, if we are in a double line portion + if( !pHelpMulti->IsRuby() ) + pPor = pHelpMulti->GetRoot().GetNext(); + pTmpMulti = nullptr; + } + else + { // Now we enter a multiportion, in a ruby portion we take the + // main line, not the phonetic line, in a doublelineportion we + // starts with the first line. + pHelpMulti = pTmpMulti; + nMultiPos = nMultiPos - pHelpMulti->GetLen(); + if( pHelpMulti->IsRuby() && pHelpMulti->OnTop() ) + pPor = pHelpMulti->GetRoot().GetNext(); + else + pPor = pHelpMulti->GetRoot().GetFirstPortion(); + } + } + } + if( pField && !pField->HasFollow() ) + pField = nullptr; + + SwLinePortion *pRest = nullptr; + if( pField ) + { + const SwTextAttr *pHint = GetAttr(nPosition - TextFrameIndex(1)); + if ( pHint + && ( pHint->Which() == RES_TXTATR_FIELD + || pHint->Which() == RES_TXTATR_ANNOTATION ) ) + { + pRest = NewFieldPortion( GetInfo(), pHint ); + if( pRest->InFieldGrp() ) + static_cast<SwFieldPortion*>(pRest)->TakeNextOffset( pField ); + else + { + delete pRest; + pRest = nullptr; + } + } + } + if( !pHelpMulti ) + return pRest; + + nPosition = nMultiPos + pHelpMulti->GetLen(); + std::optional<SwMultiCreator> pCreate = GetInfo().GetMultiCreator( nMultiPos, nullptr ); + + if ( !pCreate ) + { + OSL_ENSURE( !pHelpMulti->GetLen(), "Multiportion without attribute?" ); + if ( nMultiPos ) + --nMultiPos; + pCreate = GetInfo().GetMultiCreator( --nMultiPos, nullptr ); + } + + if (!pCreate) + return pRest; + + if( pRest || nMultiPos > nPosition || ( pHelpMulti->IsRuby() && + static_cast<const SwRubyPortion*>(pHelpMulti)->GetRubyOffset() < TextFrameIndex(COMPLETE_STRING))) + { + SwMultiPortion* pTmp; + if( pHelpMulti->IsDouble() ) + pTmp = new SwDoubleLinePortion( *pCreate, nMultiPos ); + else if( pHelpMulti->IsBidi() ) + pTmp = new SwBidiPortion( nMultiPos, pCreate->nLevel ); + else if( pHelpMulti->IsRuby() ) + { + pTmp = new SwRubyPortion( *pCreate, *GetInfo().GetFont(), + m_pFrame->GetDoc().getIDocumentSettingAccess(), + nMultiPos, static_cast<const SwRubyPortion*>(pHelpMulti)->GetRubyOffset(), + GetInfo() ); + } + else if( pHelpMulti->HasRotation() ) + pTmp = new SwRotatedPortion( nMultiPos, pHelpMulti->GetDirection() ); + else + { + return pRest; + } + pCreate.reset(); + pTmp->SetFollowField(); + if( pRest ) + { + SwLineLayout *pLay = &pTmp->GetRoot(); + if( pTmp->IsRuby() && pTmp->OnTop() ) + { + pLay->SetNext( new SwLineLayout() ); + pLay = pLay->GetNext(); + } + pLay->SetNextPortion( pRest ); + } + return pTmp; + } + return pRest; +} + +// SwTextCursorSave notes the start and current line of a SwTextCursor, +// sets them to the values for GetModelPositionForViewPoint inside a multiportion +// and restores them in the destructor. +SwTextCursorSave::SwTextCursorSave( SwTextCursor* pCursor, + SwMultiPortion* pMulti, + SwTwips nY, + SwTwips& nX, + TextFrameIndex const nCurrStart, + tools::Long nSpaceAdd ) + : pTextCursor(pCursor), + pCurr(pCursor->m_pCurr), + nStart(pCursor->m_nStart) +{ + pCursor->m_nStart = nCurrStart; + pCursor->m_pCurr = &pMulti->GetRoot(); + while( pCursor->Y() + pCursor->GetLineHeight() < nY && + pCursor->Next() ) + ; // nothing + nWidth = pCursor->m_pCurr->Width(); + nOldProp = pCursor->GetPropFont(); + + if ( pMulti->IsDouble() || pMulti->IsBidi() ) + { + bSpaceChg = pMulti->ChgSpaceAdd( pCursor->m_pCurr, nSpaceAdd ); + + TextFrameIndex nSpaceCnt; + if ( pMulti->IsDouble() ) + { + pCursor->SetPropFont( 50 ); + nSpaceCnt = static_cast<SwDoubleLinePortion*>(pMulti)->GetSpaceCnt(); + } + else + { + TextFrameIndex const nOldIdx = pCursor->GetInfo().GetIdx(); + pCursor->GetInfo().SetIdx ( nCurrStart ); + nSpaceCnt = static_cast<SwBidiPortion*>(pMulti)->GetSpaceCnt(pCursor->GetInfo()); + pCursor->GetInfo().SetIdx ( nOldIdx ); + } + + if( nSpaceAdd > 0 && !pMulti->HasTabulator() ) + pCursor->m_pCurr->Width( o3tl::narrowing<sal_uInt16>(nWidth + nSpaceAdd * sal_Int32(nSpaceCnt) / SPACING_PRECISION_FACTOR) ); + + // For a BidiPortion we have to calculate the offset from the + // end of the portion + if ( nX && pMulti->IsBidi() ) + nX = pCursor->m_pCurr->Width() - nX; + } + else + bSpaceChg = false; +} + +SwTextCursorSave::~SwTextCursorSave() +{ + if( bSpaceChg ) + SwDoubleLinePortion::ResetSpaceAdd( pTextCursor->m_pCurr ); + pTextCursor->m_pCurr->Width( nWidth ); + pTextCursor->m_pCurr = pCurr; + pTextCursor->m_nStart = nStart; + pTextCursor->SetPropFont( nOldProp ); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |