office-gobmx/chart2/source/tools/LegendHelper.cxx

147 lines
5.3 KiB
C++

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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_chart2.hxx"
#include "LegendHelper.hxx"
#include "macros.hxx"
#include <com/sun/star/chart2/LegendExpansion.hpp>
#include <com/sun/star/chart2/LegendPosition.hpp>
#include <com/sun/star/chart2/RelativePosition.hpp>
#include <com/sun/star/chart2/XChartDocument.hpp>
#include <com/sun/star/chart2/XLegend.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <tools/debug.hxx>
using namespace ::com::sun::star;
using ::com::sun::star::uno::Reference;
//.............................................................................
namespace chart
{
//.............................................................................
//static
Reference< chart2::XLegend > LegendHelper::showLegend( const Reference< frame::XModel >& xModel
, const uno::Reference< uno::XComponentContext >& xContext )
{
uno::Reference< chart2::XLegend > xLegend = LegendHelper::getLegend( xModel, xContext, true );
uno::Reference< beans::XPropertySet > xProp( xLegend, uno::UNO_QUERY );
if( xProp.is())
{
xProp->setPropertyValue( C2U("Show"), uno::makeAny(sal_True) );
chart2::RelativePosition aRelativePosition;
if( !(xProp->getPropertyValue( C2U( "RelativePosition" )) >>= aRelativePosition) )
{
chart2::LegendPosition ePos = chart2::LegendPosition_LINE_END;
if( !(xProp->getPropertyValue( C2U( "AnchorPosition" )) >>= ePos ) )
xProp->setPropertyValue( C2U( "AnchorPosition" ), uno::makeAny( ePos ));
chart2::LegendExpansion eExpansion =
( ePos == chart2::LegendPosition_LINE_END ||
ePos == chart2::LegendPosition_LINE_START )
? chart2::LegendExpansion_HIGH
: chart2::LegendExpansion_WIDE;
if( !(xProp->getPropertyValue( C2U( "Expansion" )) >>= eExpansion ) )
xProp->setPropertyValue( C2U( "Expansion" ), uno::makeAny( eExpansion ));
xProp->setPropertyValue( C2U( "RelativePosition" ), uno::Any());
}
}
return xLegend;
}
//static
void LegendHelper::hideLegend( const Reference< frame::XModel >& xModel )
{
uno::Reference< chart2::XLegend > xLegend = LegendHelper::getLegend( xModel, 0, false );
uno::Reference< beans::XPropertySet > xProp( xLegend, uno::UNO_QUERY );
if( xProp.is())
{
xProp->setPropertyValue( C2U("Show"), uno::makeAny(sal_False) );
}
}
// static
uno::Reference< chart2::XLegend > LegendHelper::getLegend(
const uno::Reference< frame::XModel >& xModel
, const uno::Reference< uno::XComponentContext >& xContext
, bool bCreate )
{
uno::Reference< chart2::XLegend > xResult;
uno::Reference< chart2::XChartDocument > xChartDoc( xModel, uno::UNO_QUERY );
if( xChartDoc.is())
{
try
{
uno::Reference< chart2::XDiagram > xDia( xChartDoc->getFirstDiagram());
if( xDia.is() )
{
xResult.set( xDia->getLegend() );
if( bCreate && !xResult.is() && xContext.is() )
{
xResult.set( xContext->getServiceManager()->createInstanceWithContext(
C2U( "com.sun.star.chart2.Legend" ), xContext ), uno::UNO_QUERY );
xDia->setLegend( xResult );
}
}
else if(bCreate)
{
DBG_ERROR("need diagram for creation of legend");
}
}
catch( uno::Exception & ex )
{
ASSERT_EXCEPTION( ex );
}
}
return xResult;
}
// static
bool LegendHelper::hasLegend( const uno::Reference< chart2::XDiagram > & xDiagram )
{
bool bReturn = false;
if( xDiagram.is())
{
uno::Reference< beans::XPropertySet > xLegendProp( xDiagram->getLegend(), uno::UNO_QUERY );
if( xLegendProp.is())
xLegendProp->getPropertyValue( C2U("Show")) >>= bReturn;
}
return bReturn;
}
//.............................................................................
} //namespace chart
//.............................................................................