/* -*- 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 <EnhancedPDFExportHelper.hxx>
#include <com/sun/star/i18n/BreakType.hpp>
#include <com/sun/star/i18n/XBreakIterator.hpp>
#include <breakit.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 );
}
SwTwips 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 );
}
SwTwips SwBidiPortion::CalcSpacing( tools::Long nSpaceAdd, const SwTextSizeInfo& rInf ) const
{
nSpaceAdd = nSpaceAdd > LONG_MAX/2 ? LONG_MAX/2 - nSpaceAdd : nSpaceAdd;
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 );
}
SwTwips SwDoubleLinePortion::CalcSpacing( tools::Long nSpaceAdd, const SwTextSizeInfo & ) const
{
nSpaceAdd = nSpaceAdd > LONG_MAX/2 ? LONG_MAX/2 - nSpaceAdd : nSpaceAdd;
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( std::move(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;
}
}
}
}
}
// !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 && SfxPoolItem::areSame(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 && SfxPoolItem::areSame(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::optional<SwFontSave> oFontSave;
std::unique_ptr<SwFont> pTmpFnt;
if( rMulti.IsDouble() )
{
pTmpFnt.reset(new SwFont( *GetInfo().GetFont() ));
if( rMulti.IsDouble() )
{
SetPropFont( 50 );
pTmpFnt->SetProportion( GetPropFont() );
}
oFontSave.emplace( GetInfo(), pTmpFnt.get(), this );
}
else
{
pTmpFnt = nullptr;
}
if( rMulti.HasBrackets() )
{
// WP is mandatory
Por_Info const por(rMulti, *this, 1);
SwTaggedPDFHelper const tag(nullptr, nullptr, &por, *GetInfo().GetOut());
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" );
::std::optional<SwTaggedPDFHelper> oTag;
if (rMulti.IsDouble())
{
Por_Info const por(rMulti, *this, 2);
oTag.emplace(nullptr, nullptr, &por, *GetInfo().GetOut());
}
else if (rMulti.IsRuby())
{
Por_Info const por(rMulti, *this, bRubyTop ? 1 : 2);
oTag.emplace(nullptr, nullptr, &por, *GetInfo().GetOut());
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 if (!rMulti.IsBidi())
{
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
{
Por_Info const por(*pPor, *this, 0);
SwTaggedPDFHelper const tag(nullptr, nullptr, &por, *GetInfo().GetOut());
pPor->Paint( GetInfo() );
}
if (GetFnt()->IsURL() && pPor->InTextGrp())
GetInfo().NotifyURL(*pPor);
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();
}
if (rMulti.IsRuby())
{
oTag.reset();
Por_Info const por(rMulti, *this, bRubyTop ? 2 : 1);
oTag.emplace(nullptr, nullptr, &por, *GetInfo().GetOut());
}
}
} while( pPor );
if (rMulti.IsDouble())
{
oTag.reset();
}
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() )
{
// WP is mandatory
Por_Info const por(rMulti, *this, 1);
SwTaggedPDFHelper const tag(nullptr, nullptr, &por, *GetInfo().GetOut());
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 );
oFontSave.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;
}
// Determines if any part of the bidi portion fits on the current line
namespace
{
enum class BidiTruncationType
{
None,
Truncate,
Underflow
};
BidiTruncationType lcl_BidiPortionNeedsTruncation(SwMultiPortion& rMulti,
SwTextFormatInfo& rExternalInf,
SwTextFormatInfo& rLocalInf,
TextFrameIndex const nStartIdx)
{
if (!rLocalInf.IsUnderflow())
{
// Some amount of text fits in the bidi portion without triggering underflow,
// so the portion should not be truncated.
return BidiTruncationType::None;
}
auto nCurrLen = rMulti.GetLen();
css::i18n::LineBreakHyphenationOptions aHyphOptions;
css::i18n::LineBreakUserOptions aUserOptions;
css::lang::Locale aLocale;
auto aResult = g_pBreakIt->GetBreakIter()->getLineBreak(
rExternalInf.GetText(), sal_Int32(nStartIdx + nCurrLen), aLocale,
sal_Int32(rExternalInf.GetLineStart()), aHyphOptions, aUserOptions);
if (aResult.breakIndex < sal_Int32(nStartIdx))
{
// The bidi portion doesn't fit on the line, and the first break opportunity
// is before the bidi portion. Underflow to the preceding text.
return BidiTruncationType::Underflow;
}
if (aResult.breakIndex > sal_Int32(nStartIdx)
&& aResult.breakIndex <= sal_Int32(nStartIdx + nCurrLen))
{
// The bidi portion fits on this line, but ended with underflow.
return BidiTruncationType::None;
}
// The bidi portion doesn't fit on the line, but a break position exists between the bidi
// portion and the preceding text. Truncating is sufficient.
return BidiTruncationType::Truncate;
}
}
// 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,
BidiTruncationType nBidiTruncType = BidiTruncationType::None)
{
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 );
if (rMulti.IsBidi())
{
// The truncated portion is a bidi portion. Bidi portions contain ordinary text, and may
// potentially underflow in the case that none of the text fits on the current line.
if (nBidiTruncType == BidiTruncationType::Underflow)
{
// The start of the bidi portion is not a valid break. Instead, a break should be
// inserted into a previous text portion on this line.
rInf.SetUnderflow(&rMulti);
}
}
}
// 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::optional<SwFontSave> oFontSave;
std::unique_ptr<SwFont> xTmpFont;
if( rMulti.IsDouble() )
{
xTmpFont.reset(new SwFont( *rInf.GetFont() ));
if( rMulti.IsDouble() )
{
SetPropFont( 50 );
xTmpFont->SetProportion( GetPropFont() );
}
oFontSave.emplace(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() ) :
std::numeric_limits<SwTwips>::max();
if (nMaxWidth < 0)
nMaxWidth = 0;
}
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(nActWidth);
aInf.RealWidth(nActWidth);
aInf.SetFirstMulti( bFirstMulti );
aInf.SetNumDone( rInf.IsNumDone() );
aInf.SetFootnoteDone( rInf.IsFootnoteDone() );
// tdf#157829: Bidi portions contain text; word wrapping should underflow.
// By default, the SwTextFormatInfo constructor assumes the current index is the start of
// a new line. As a result, Writer cut breaks MultiPortions as if they were wider than the
// entire document. This is incorrect behavior for bidi portions.
if (rMulti.IsBidi())
{
aInf.SetLineStart(rInf.GetLineStart());
}
// 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;
// A follow field portion may still be waiting. If nobody wants
// it, we delete it.
delete pNextSecond;
}
}
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 )
{
auto nTruncType = lcl_BidiPortionNeedsTruncation(rMulti, rInf, aInf, nStartIdx);
if (nTruncType != BidiTruncationType::None)
{
lcl_TruncateMultiPortion(rMulti, rInf, nStartIdx, nTruncType);
}
// 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;
oFontSave.reset();
return bRet;
}
static bool IsIncompleteRuby(const SwMultiPortion& rHelpMulti)
{
return rHelpMulti.IsRuby() && static_cast<const SwRubyPortion&>(rHelpMulti).GetRubyOffset() < TextFrameIndex(COMPLETE_STRING);
}
// 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 || IsIncompleteRuby(*pHelpMulti))
{
SwMultiPortion* pTmp;
if( pHelpMulti->IsDouble() )
pTmp = new SwDoubleLinePortion( *pCreate, nMultiPos );
else if( pHelpMulti->IsBidi() )
pTmp = new SwBidiPortion( nMultiPos, pCreate->nLevel );
else if (IsIncompleteRuby(*pHelpMulti) && pCreate->pAttr)
{
TextFrameIndex nRubyOffset = static_cast<const SwRubyPortion*>(pHelpMulti)->GetRubyOffset();
pTmp = new SwRubyPortion( *pCreate, *GetInfo().GetFont(),
m_pFrame->GetDoc().getIDocumentSettingAccess(),
nMultiPos, nRubyOffset,
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: */
↑ V1048 The 'pTmpFnt' variable was assigned the same value.