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Diffstat (limited to 'chart2/source/tools/LegendHelper.cxx')
| -rw-r--r-- | chart2/source/tools/LegendHelper.cxx | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/chart2/source/tools/LegendHelper.cxx b/chart2/source/tools/LegendHelper.cxx new file mode 100644 index 000000000000..886572dca58e --- /dev/null +++ b/chart2/source/tools/LegendHelper.cxx @@ -0,0 +1,145 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * 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_chart2.hxx" +#include "LegendHelper.hxx" +#include "macros.hxx" +#include <com/sun/star/chart/ChartLegendExpansion.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 +{ +//............................................................................. + + +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 )); + + ::com::sun::star::chart::ChartLegendExpansion eExpansion = + ( ePos == chart2::LegendPosition_LINE_END || + ePos == chart2::LegendPosition_LINE_START ) + ? ::com::sun::star::chart::ChartLegendExpansion_HIGH + : ::com::sun::star::chart::ChartLegendExpansion_WIDE; + if( !(xProp->getPropertyValue( C2U( "Expansion" )) >>= eExpansion ) ) + xProp->setPropertyValue( C2U( "Expansion" ), uno::makeAny( eExpansion )); + + xProp->setPropertyValue( C2U( "RelativePosition" ), uno::Any()); + } + + } + return xLegend; +} + +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) ); + } +} + +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) + { + OSL_FAIL("need diagram for creation of legend"); + } + } + catch( uno::Exception & ex ) + { + ASSERT_EXCEPTION( ex ); + } + } + + return xResult; +} + +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 +//............................................................................. + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |