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libreoffice/xmloff/source/style/backhdl.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3. 
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

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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 "backhdl.hxx"
#include <xmloff/xmltoken.hxx>
#include <xmloff/xmluconv.hxx>
#include <xmloff/xmlement.hxx>
#include <sax/tools/converter.hxx>
#include <com/sun/star/uno/Any.hxx>
#include <rtl/ustrbuf.hxx>
#include <sal/log.hxx>
using namespace ::com::sun::star;
using namespace ::xmloff::token;
SvXMLEnumMapEntry<style::GraphicLocation> const pXML_BrushHorizontalPos[] =
{
{ XML_LEFT, style::GraphicLocation_LEFT_MIDDLE },
{ XML_RIGHT, style::GraphicLocation_RIGHT_MIDDLE },
{ XML_TOKEN_INVALID, style::GraphicLocation(0) }
};
SvXMLEnumMapEntry<style::GraphicLocation> const pXML_BrushVerticalPos[] =
{
{ XML_TOP, style::GraphicLocation_MIDDLE_TOP },
{ XML_BOTTOM, style::GraphicLocation_MIDDLE_BOTTOM },
{ XML_TOKEN_INVALID, style::GraphicLocation(0) }
};
XMLBackGraphicPositionPropHdl::~XMLBackGraphicPositionPropHdl()
{
// Nothing to do
}
bool XMLBackGraphicPositionPropHdl::importXML( const OUString& rStrImpValue, uno::Any& rValue, const SvXMLUnitConverter& ) const
{
bool bRet = true;
style::GraphicLocation ePos = style::GraphicLocation_NONE, eTmp;
style::GraphicLocation nTmpGraphicLocation;
SvXMLTokenEnumerator aTokenEnum( rStrImpValue );
std::u16string_view aToken;
bool bHori = false, bVert = false;
while( bRet && aTokenEnum.getNextToken( aToken ) )
{
if( bHori && bVert )
{
bRet = false;
}
else if( std::u16string_view::npos != aToken.find( '%' ) )
{
sal_Int32 nPrc = 50;
if (::sax::Converter::convertPercent( nPrc, aToken ))
{
if( !bHori )
{
ePos = nPrc < 25 ? style::GraphicLocation_LEFT_TOP :
(nPrc < 75 ? style::GraphicLocation_MIDDLE_MIDDLE :
style::GraphicLocation_RIGHT_BOTTOM);
bHori = true;
}
else
{
eTmp = nPrc < 25 ? style::GraphicLocation_LEFT_TOP:
(nPrc < 75 ? style::GraphicLocation_LEFT_MIDDLE :
style::GraphicLocation_LEFT_BOTTOM);
MergeXMLVertPos( ePos, eTmp );
bVert = true;
}
}
else
{
// wrong percentage
bRet = false;
}
}
else if( IsXMLToken( aToken, XML_CENTER ) )
{
if( bHori )
MergeXMLVertPos( ePos, style::GraphicLocation_MIDDLE_MIDDLE );
else if ( bVert )
MergeXMLHoriPos( ePos, style::GraphicLocation_MIDDLE_MIDDLE );
else
ePos = style::GraphicLocation_MIDDLE_MIDDLE;
}
else if( SvXMLUnitConverter::convertEnum( nTmpGraphicLocation, aToken, pXML_BrushHorizontalPos ) )
{
if( bVert )
MergeXMLHoriPos( ePos, nTmpGraphicLocation );
else if( !bHori )
ePos = nTmpGraphicLocation;
else
bRet = false;
bHori = true;
}
else if( SvXMLUnitConverter::convertEnum( nTmpGraphicLocation, aToken, pXML_BrushVerticalPos ) )
{
if( bHori )
MergeXMLVertPos( ePos, nTmpGraphicLocation );
else if( !bVert )
ePos = nTmpGraphicLocation;
else
bRet = false;
bVert = true;
}
else
{
bRet = false;
}
}
bRet &= style::GraphicLocation_NONE != ePos;
if( bRet )
rValue <<= static_cast<style::GraphicLocation>(static_cast<sal_uInt16>(ePos));
return bRet;
}
bool XMLBackGraphicPositionPropHdl::exportXML( OUString& rStrExpValue, const uno::Any& rValue, const SvXMLUnitConverter& ) const
{
bool bRet = true;
OUStringBuffer aOut;
style::GraphicLocation eLocation;
if( !( rValue >>= eLocation ) )
{
sal_Int32 nValue = 0;
if( rValue >>= nValue )
eLocation = static_cast<style::GraphicLocation>(nValue);
else
bRet = false;
}
if( bRet )
{
bRet = false;
switch( eLocation )
{
case style::GraphicLocation_LEFT_TOP:
case style::GraphicLocation_MIDDLE_TOP:
case style::GraphicLocation_RIGHT_TOP:
aOut.append( GetXMLToken(XML_TOP) );
bRet = true;
break;
case style::GraphicLocation_LEFT_MIDDLE:
case style::GraphicLocation_MIDDLE_MIDDLE:
case style::GraphicLocation_RIGHT_MIDDLE:
aOut.append( GetXMLToken(XML_CENTER) );
bRet = true;
break;
case style::GraphicLocation_LEFT_BOTTOM:
case style::GraphicLocation_MIDDLE_BOTTOM:
case style::GraphicLocation_RIGHT_BOTTOM:
aOut.append( GetXMLToken(XML_BOTTOM) );
bRet = true;
break;
default:
break;
}
if( bRet )
{
aOut.append( ' ' );
switch( eLocation )
{
case style::GraphicLocation_LEFT_TOP:
case style::GraphicLocation_LEFT_BOTTOM:
case style::GraphicLocation_LEFT_MIDDLE:
aOut.append( GetXMLToken(XML_LEFT) );
break;
case style::GraphicLocation_MIDDLE_TOP:
case style::GraphicLocation_MIDDLE_MIDDLE:
case style::GraphicLocation_MIDDLE_BOTTOM:
aOut.append( GetXMLToken(XML_CENTER) );
break;
case style::GraphicLocation_RIGHT_MIDDLE:
case style::GraphicLocation_RIGHT_TOP:
case style::GraphicLocation_RIGHT_BOTTOM:
aOut.append( GetXMLToken(XML_RIGHT) );
break;
default:
break;
}
}
}
rStrExpValue = aOut.makeStringAndClear();
return bRet;
}
void XMLBackGraphicPositionPropHdl::MergeXMLVertPos( style::GraphicLocation& ePos, style::GraphicLocation eVert )
{
switch( ePos )
{
case style::GraphicLocation_LEFT_TOP:
case style::GraphicLocation_LEFT_MIDDLE:
case style::GraphicLocation_LEFT_BOTTOM:
ePos = style::GraphicLocation_MIDDLE_TOP==eVert ?
style::GraphicLocation_LEFT_TOP :
(style::GraphicLocation_MIDDLE_MIDDLE==eVert ?
style::GraphicLocation_LEFT_MIDDLE :
style::GraphicLocation_LEFT_BOTTOM);
break;
case style::GraphicLocation_MIDDLE_TOP:
case style::GraphicLocation_MIDDLE_MIDDLE:
case style::GraphicLocation_MIDDLE_BOTTOM:
ePos = eVert;
break;
case style::GraphicLocation_RIGHT_TOP:
case style::GraphicLocation_RIGHT_MIDDLE:
case style::GraphicLocation_RIGHT_BOTTOM:
ePos = style::GraphicLocation_MIDDLE_TOP==eVert ?
style::GraphicLocation_RIGHT_TOP :
(style::GraphicLocation_MIDDLE_MIDDLE==eVert ?
style::GraphicLocation_RIGHT_MIDDLE :
style::GraphicLocation_RIGHT_BOTTOM);
break;
default:
break;
}
}
void XMLBackGraphicPositionPropHdl::MergeXMLHoriPos( style::GraphicLocation& ePos, style::GraphicLocation eHori )
{
SAL_WARN_IF( !(style::GraphicLocation_LEFT_MIDDLE==eHori || style::GraphicLocation_MIDDLE_MIDDLE==eHori || style::GraphicLocation_RIGHT_MIDDLE==eHori), "xmloff",
"lcl_frmitems_MergeXMLHoriPos: vertical pos must be middle" );
switch( ePos )
{
case style::GraphicLocation_LEFT_TOP:
case style::GraphicLocation_MIDDLE_TOP:
case style::GraphicLocation_RIGHT_TOP:
ePos = style::GraphicLocation_LEFT_MIDDLE==eHori ?
style::GraphicLocation_LEFT_TOP :
(style::GraphicLocation_MIDDLE_MIDDLE==eHori ?
style::GraphicLocation_MIDDLE_TOP :
style::GraphicLocation_RIGHT_TOP);
break;
case style::GraphicLocation_LEFT_MIDDLE:
case style::GraphicLocation_MIDDLE_MIDDLE:
case style::GraphicLocation_RIGHT_MIDDLE:
ePos = eHori;
break;
case style::GraphicLocation_LEFT_BOTTOM:
case style::GraphicLocation_MIDDLE_BOTTOM:
case style::GraphicLocation_RIGHT_BOTTOM:
ePos = style::GraphicLocation_LEFT_MIDDLE==eHori ?
style::GraphicLocation_LEFT_BOTTOM :
(style::GraphicLocation_MIDDLE_MIDDLE==eHori ?
style::GraphicLocation_MIDDLE_BOTTOM :
style::GraphicLocation_RIGHT_BOTTOM);
break;
default:
break;
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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