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libreoffice/chart2/source/tools/ExplicitCategoriesProvider.cxx

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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: ExplicitCategoriesProvider.cxx,v $
*
* $Revision: 1.2 $
*
* last change: $Author: vg $ $Date: 2007-05-22 18:58:35 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_chart2.hxx"
#include "ExplicitCategoriesProvider.hxx"
#include "DiagramHelper.hxx"
#include "CommonConverters.hxx"
//.............................................................................
namespace chart
{
//.............................................................................
using namespace ::com::sun::star;
using namespace ::com::sun::star::chart2;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::Sequence;
using rtl::OUString;
ExplicitCategoriesProvider::ExplicitCategoriesProvider( const Reference< chart2::XCoordinateSystem >& xCooSysModel )
: m_bDirty(true)
, m_xCooSysModel( xCooSysModel )
, m_xCategories()
{
if( xCooSysModel.is() )
{
uno::Reference< XAxis > xAxis( xCooSysModel->getAxisByDimension(0,0) );
if( xAxis.is() )
m_xCategories = xAxis->getScaleData().Categories;
}
}
ExplicitCategoriesProvider::~ExplicitCategoriesProvider()
{
}
//XTextualDataSequence
Sequence< ::rtl::OUString > SAL_CALL ExplicitCategoriesProvider::getTextualData() throw( uno::RuntimeException)
{
if( m_bDirty )
{
if( m_xCategories.is() )
m_aExplicitCategories = DataSequenceToStringSequence(m_xCategories->getValues());
if(!m_aExplicitCategories.getLength())
m_aExplicitCategories = DiagramHelper::generateAutomaticCategories( uno::Reference< chart2::XCoordinateSystem >( m_xCooSysModel.get(), uno::UNO_QUERY ) );
m_bDirty = false;
}
return m_aExplicitCategories;
}
// static
OUString ExplicitCategoriesProvider::getCategoryByIndex(
const Reference< XCoordinateSystem >& xCooSysModel,
sal_Int32 nIndex )
{
if( xCooSysModel.is())
{
Reference< XTextualDataSequence > xTemp( new ExplicitCategoriesProvider( xCooSysModel ));
if( xTemp.is())
{
Sequence< OUString > aCategories( xTemp->getTextualData());
if( nIndex < aCategories.getLength())
return aCategories[ nIndex ];
}
}
return OUString();
}
//.............................................................................
} //namespace chart
//.............................................................................