xref: /AOO41X/main/xmloff/source/style/XMLClipPropertyHandler.cxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)

/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_xmloff.hxx"
#include "XMLClipPropertyHandler.hxx"
#include <com/sun/star/uno/Any.hxx>
#include <rtl/ustrbuf.hxx>
#include <com/sun/star/text/GraphicCrop.hpp>
#include <xmloff/xmluconv.hxx>
#include <xmloff/xmltoken.hxx>

using ::rtl::OUString;
using ::rtl::OUStringBuffer;

using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::text;
using namespace ::xmloff::token;

///////////////////////////////////////////////////////////////////////////////
//
// class XMLMeasurePropHdl
//

XMLClipPropertyHandler::XMLClipPropertyHandler( sal_Bool bODF11 ) :
	m_bODF11( bODF11 )
{
}

XMLClipPropertyHandler::~XMLClipPropertyHandler()
{
	// nothing to do
}

bool XMLClipPropertyHandler::equals(
		const Any& r1,
		const Any& r2 ) const
{
	GraphicCrop aCrop1, aCrop2;
	r1 >>= aCrop1;
	r2 >>= aCrop2;

	return aCrop1.Top == aCrop2.Top &&
		   aCrop1.Bottom == aCrop2.Bottom &&
		   aCrop1.Left == aCrop2.Left &&
		   aCrop1.Right == aCrop2.Right;
}

sal_Bool XMLClipPropertyHandler::importXML( const OUString& rStrImpValue, uno::Any& rValue, const SvXMLUnitConverter& rUnitConverter ) const
{
	sal_Bool bRet = sal_False;
	sal_Int32 nLen = rStrImpValue.getLength();
	if( nLen > 6 &&
		0 == rStrImpValue.compareTo( GetXMLToken(XML_RECT), 4 ) &&
		rStrImpValue[4] == '(' &&
		rStrImpValue[nLen-1] == ')' )
	{
		GraphicCrop aCrop;
		OUString sTmp( rStrImpValue.copy( 5, nLen-6 ) );

		sal_Bool bHasComma = sTmp.indexOf( ',' ) != -1;
		SvXMLTokenEnumerator aTokenEnum( sTmp, bHasComma ? ',' : ' ' );

		sal_uInt16 nPos = 0;
		OUString aToken;
		while( aTokenEnum.getNextToken( aToken ) )
		{
			sal_Int32 nVal = 0;
			if( !IsXMLToken(aToken, XML_AUTO) &&
			 	!rUnitConverter.convertMeasure( nVal, aToken ) )
				break;

			switch( nPos )
			{
			case 0: aCrop.Top = nVal;	break;
			case 1: aCrop.Right = nVal;	break;
			case 2: aCrop.Bottom = nVal;	break;
			case 3: aCrop.Left = nVal;	break;
			}
			nPos++;
		}

		bRet = (4 == nPos );
		if( bRet )
			rValue <<= aCrop;
	}

	return bRet;
}

sal_Bool XMLClipPropertyHandler::exportXML( OUString& rStrExpValue, const uno::Any& rValue, const SvXMLUnitConverter& rUnitConverter ) const
{
	sal_Bool bRet = sal_False;
  	OUStringBuffer aOut(30);
	GraphicCrop aCrop;

	if( rValue >>= aCrop )
	{
		aOut.append( GetXMLToken(XML_RECT) );
		aOut.append( (sal_Unicode)'(' );
		rUnitConverter.convertMeasure( aOut, aCrop.Top );
		if( !m_bODF11 )
			aOut.append( (sal_Unicode)',' );
		aOut.append( (sal_Unicode)' ' );
		rUnitConverter.convertMeasure( aOut, aCrop.Right );
		if( !m_bODF11 )
			aOut.append( (sal_Unicode)',' );
		aOut.append( (sal_Unicode)' ' );
		rUnitConverter.convertMeasure( aOut, aCrop.Bottom );
		if( !m_bODF11 )
			aOut.append( (sal_Unicode)',' );
		aOut.append( (sal_Unicode)' ' );
		rUnitConverter.convertMeasure( aOut, aCrop.Left );
		aOut.append( (sal_Unicode)')' );
		rStrExpValue = aOut.makeStringAndClear();

		bRet = sal_True;
	}

	return bRet;
}