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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "paralist.hxx"
#include <editeng/outliner.hxx>
#include <editeng/numdef.hxx>
#include <o3tl/safeint.hxx>
#include <osl/diagnose.h>
#include <sal/log.hxx>
#include <tools/debug.hxx>
#include <libxml/xmlwriter.h>
ParagraphData::ParagraphData()
: nDepth( -1 )
, mnNumberingStartValue( -1 )
, mbParaIsNumberingRestart( false )
{
}
bool ParagraphData::operator==(const ParagraphData& rCandidate) const
{
return (nDepth == rCandidate.nDepth
&& mnNumberingStartValue == rCandidate.mnNumberingStartValue
&& mbParaIsNumberingRestart == rCandidate.mbParaIsNumberingRestart);
}
Paragraph::Paragraph( sal_Int16 nDDepth )
: aBulSize( -1, -1)
{
DBG_ASSERT( ( nDDepth >= -1 ) && ( nDDepth < SVX_MAX_NUM ), "Paragraph-CTOR: nDepth invalid!" );
nDepth = nDDepth;
nFlags = ParaFlag::NONE;
bVisible = true;
}
Paragraph::Paragraph( const ParagraphData& rData )
: aBulSize( -1, -1)
, nFlags( ParaFlag::NONE )
, bVisible( true )
{
nDepth = rData.nDepth;
mnNumberingStartValue = rData.mnNumberingStartValue;
mbParaIsNumberingRestart = rData.mbParaIsNumberingRestart;
}
Paragraph::~Paragraph()
{
}
void Paragraph::SetNumberingStartValue( sal_Int16 nNumberingStartValue )
{
mnNumberingStartValue = nNumberingStartValue;
if( mnNumberingStartValue != -1 )
mbParaIsNumberingRestart = true;
}
void Paragraph::SetParaIsNumberingRestart( bool bParaIsNumberingRestart )
{
mbParaIsNumberingRestart = bParaIsNumberingRestart;
if( !mbParaIsNumberingRestart )
mnNumberingStartValue = -1;
}
void Paragraph::dumpAsXml(xmlTextWriterPtr pWriter) const
{
(void)xmlTextWriterStartElement(pWriter, BAD_CAST("Paragraph"));
(void)xmlTextWriterWriteFormatAttribute(pWriter, BAD_CAST("nDepth"), "%" SAL_PRIdINT32, static_cast<sal_Int32>(nDepth));
(void)xmlTextWriterWriteFormatAttribute(pWriter, BAD_CAST("mnNumberingStartValue"), "%" SAL_PRIdINT32, static_cast<sal_Int32>(mnNumberingStartValue));
(void)xmlTextWriterWriteFormatAttribute(pWriter, BAD_CAST("mbParaIsNumberingRestart"), "%" SAL_PRIdINT32, static_cast<sal_Int32>(mbParaIsNumberingRestart));
(void)xmlTextWriterEndElement(pWriter);
}
void ParagraphList::Clear()
{
maEntries.clear();
}
void ParagraphList::Append( std::unique_ptr<Paragraph> pPara)
{
SAL_WARN_IF( maEntries.size() >= EE_PARA_MAX_COUNT, "editeng", "ParagraphList::Append - overflow");
maEntries.push_back(std::move(pPara));
}
void ParagraphList::Insert( std::unique_ptr<Paragraph> pPara, sal_Int32 nAbsPos)
{
SAL_WARN_IF( nAbsPos < 0 || (maEntries.size() < o3tl::make_unsigned(nAbsPos) && nAbsPos != EE_PARA_APPEND),
"editeng", "ParagraphList::Insert - bad insert position " << nAbsPos);
SAL_WARN_IF( maEntries.size() >= EE_PARA_MAX_COUNT, "editeng", "ParagraphList::Insert - overflow");
if (nAbsPos < 0 || maEntries.size() <= o3tl::make_unsigned(nAbsPos))
Append( std::move(pPara) );
else
maEntries.insert(maEntries.begin()+nAbsPos, std::move(pPara));
}
void ParagraphList::Remove( sal_Int32 nPara )
{
if (nPara < 0 || maEntries.size() <= o3tl::make_unsigned(nPara))
{
SAL_WARN( "editeng", "ParagraphList::Remove - out of bounds " << nPara);
return;
}
maEntries.erase(maEntries.begin() + nPara );
}
void ParagraphList::MoveParagraphs( sal_Int32 nStart, sal_Int32 nDest, sal_Int32 _nCount )
{
OSL_ASSERT(o3tl::make_unsigned(nStart) < maEntries.size() && o3tl::make_unsigned(nDest) < maEntries.size());
if ( (( nDest < nStart ) || ( nDest >= ( nStart + _nCount ) )) && nStart >= 0 && nDest >= 0 && _nCount >= 0 )
{
std::vector<std::unique_ptr<Paragraph>> aParas;
auto iterBeg = maEntries.begin() + nStart;
auto iterEnd = iterBeg + _nCount;
for (auto it = iterBeg; it != iterEnd; ++it)
aParas.push_back(std::move(*it));
maEntries.erase(iterBeg,iterEnd);
if ( nDest > nStart )
nDest -= _nCount;
for (auto & i : aParas)
{
maEntries.insert(maEntries.begin() + nDest, std::move(i));
++nDest;
}
}
else
{
OSL_FAIL( "MoveParagraphs: Invalid Parameters" );
}
}
bool ParagraphList::HasChildren( Paragraph const * pParagraph ) const
{
sal_Int32 n = GetAbsPos( pParagraph );
Paragraph* pNext = GetParagraph( ++n );
return pNext && ( pNext->GetDepth() > pParagraph->GetDepth() );
}
bool ParagraphList::HasHiddenChildren( Paragraph const * pParagraph ) const
{
sal_Int32 n = GetAbsPos( pParagraph );
Paragraph* pNext = GetParagraph( ++n );
return pNext && ( pNext->GetDepth() > pParagraph->GetDepth() ) && !pNext->IsVisible();
}
bool ParagraphList::HasVisibleChildren( Paragraph const * pParagraph ) const
{
sal_Int32 n = GetAbsPos( pParagraph );
Paragraph* pNext = GetParagraph( ++n );
return pNext && ( pNext->GetDepth() > pParagraph->GetDepth() ) && pNext->IsVisible();
}
sal_Int32 ParagraphList::GetChildCount( Paragraph const * pParent ) const
{
sal_Int32 nChildCount = 0;
sal_Int32 n = GetAbsPos( pParent );
Paragraph* pPara = GetParagraph( ++n );
while ( pPara && ( pPara->GetDepth() > pParent->GetDepth() ) )
{
nChildCount++;
pPara = GetParagraph( ++n );
}
return nChildCount;
}
Paragraph* ParagraphList::GetParent( Paragraph const * pParagraph ) const
{
sal_Int32 n = GetAbsPos( pParagraph );
Paragraph* pPrev = GetParagraph( --n );
while ( pPrev && ( pPrev->GetDepth() >= pParagraph->GetDepth() ) )
{
pPrev = GetParagraph( --n );
}
return pPrev;
}
void ParagraphList::Expand( Paragraph const * pParent )
{
sal_Int32 nChildCount = GetChildCount( pParent );
sal_Int32 nPos = GetAbsPos( pParent );
for ( sal_Int32 n = 1; n <= nChildCount; n++ )
{
Paragraph* pPara = GetParagraph( nPos+n );
if ( !( pPara->IsVisible() ) )
{
pPara->bVisible = true;
aVisibleStateChangedHdl.Call( *pPara );
}
}
}
void ParagraphList::Collapse( Paragraph const * pParent )
{
sal_Int32 nChildCount = GetChildCount( pParent );
sal_Int32 nPos = GetAbsPos( pParent );
for ( sal_Int32 n = 1; n <= nChildCount; n++ )
{
Paragraph* pPara = GetParagraph( nPos+n );
if ( pPara->IsVisible() )
{
pPara->bVisible = false;
aVisibleStateChangedHdl.Call( *pPara );
}
}
}
sal_Int32 ParagraphList::GetAbsPos( Paragraph const * pParent ) const
{
sal_Int32 pos = 0;
for (auto const& entry : maEntries)
{
if (entry.get() == pParent)
return pos;
++pos;
}
return EE_PARA_NOT_FOUND;
}
void ParagraphList::dumpAsXml(xmlTextWriterPtr pWriter) const
{
(void)xmlTextWriterStartElement(pWriter, BAD_CAST("ParagraphList"));
for (auto const & pParagraph : maEntries)
pParagraph->dumpAsXml(pWriter);
(void)xmlTextWriterEndElement(pWriter);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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