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If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 // MARKER(update_precomp.py): autogen include statement, do not remove 29 #include "precompiled_chart2.hxx" 30 #include "LegendHelper.hxx" 31 #include "macros.hxx" 32 #include <com/sun/star/chart/ChartLegendExpansion.hpp> 33 #include <com/sun/star/chart2/LegendPosition.hpp> 34 #include <com/sun/star/chart2/RelativePosition.hpp> 35 #include <com/sun/star/chart2/XChartDocument.hpp> 36 #include <com/sun/star/chart2/XLegend.hpp> 37 #include <com/sun/star/lang/XServiceInfo.hpp> 38 #include <tools/debug.hxx> 39 40 using namespace ::com::sun::star; 41 using ::com::sun::star::uno::Reference; 42 43 //............................................................................. 44 namespace chart 45 { 46 //............................................................................. 47 48 49 Reference< chart2::XLegend > LegendHelper::showLegend( const Reference< frame::XModel >& xModel 50 , const uno::Reference< uno::XComponentContext >& xContext ) 51 { 52 uno::Reference< chart2::XLegend > xLegend = LegendHelper::getLegend( xModel, xContext, true ); 53 uno::Reference< beans::XPropertySet > xProp( xLegend, uno::UNO_QUERY ); 54 if( xProp.is()) 55 { 56 xProp->setPropertyValue( C2U("Show"), uno::makeAny(sal_True) ); 57 58 chart2::RelativePosition aRelativePosition; 59 if( !(xProp->getPropertyValue( C2U( "RelativePosition" )) >>= aRelativePosition) ) 60 { 61 chart2::LegendPosition ePos = chart2::LegendPosition_LINE_END; 62 if( !(xProp->getPropertyValue( C2U( "AnchorPosition" )) >>= ePos ) ) 63 xProp->setPropertyValue( C2U( "AnchorPosition" ), uno::makeAny( ePos )); 64 65 ::com::sun::star::chart::ChartLegendExpansion eExpansion = 66 ( ePos == chart2::LegendPosition_LINE_END || 67 ePos == chart2::LegendPosition_LINE_START ) 68 ? ::com::sun::star::chart::ChartLegendExpansion_HIGH 69 : ::com::sun::star::chart::ChartLegendExpansion_WIDE; 70 if( !(xProp->getPropertyValue( C2U( "Expansion" )) >>= eExpansion ) ) 71 xProp->setPropertyValue( C2U( "Expansion" ), uno::makeAny( eExpansion )); 72 73 xProp->setPropertyValue( C2U( "RelativePosition" ), uno::Any()); 74 } 75 76 } 77 return xLegend; 78 } 79 80 void LegendHelper::hideLegend( const Reference< frame::XModel >& xModel ) 81 { 82 uno::Reference< chart2::XLegend > xLegend = LegendHelper::getLegend( xModel, 0, false ); 83 uno::Reference< beans::XPropertySet > xProp( xLegend, uno::UNO_QUERY ); 84 if( xProp.is()) 85 { 86 xProp->setPropertyValue( C2U("Show"), uno::makeAny(sal_False) ); 87 } 88 } 89 90 uno::Reference< chart2::XLegend > LegendHelper::getLegend( 91 const uno::Reference< frame::XModel >& xModel 92 , const uno::Reference< uno::XComponentContext >& xContext 93 , bool bCreate ) 94 { 95 uno::Reference< chart2::XLegend > xResult; 96 97 uno::Reference< chart2::XChartDocument > xChartDoc( xModel, uno::UNO_QUERY ); 98 if( xChartDoc.is()) 99 { 100 try 101 { 102 uno::Reference< chart2::XDiagram > xDia( xChartDoc->getFirstDiagram()); 103 if( xDia.is() ) 104 { 105 xResult.set( xDia->getLegend() ); 106 if( bCreate && !xResult.is() && xContext.is() ) 107 { 108 xResult.set( xContext->getServiceManager()->createInstanceWithContext( 109 C2U( "com.sun.star.chart2.Legend" ), xContext ), uno::UNO_QUERY ); 110 xDia->setLegend( xResult ); 111 } 112 } 113 else if(bCreate) 114 { 115 DBG_ERROR("need diagram for creation of legend"); 116 } 117 } 118 catch( uno::Exception & ex ) 119 { 120 ASSERT_EXCEPTION( ex ); 121 } 122 } 123 124 return xResult; 125 } 126 127 bool LegendHelper::hasLegend( const uno::Reference< chart2::XDiagram > & xDiagram ) 128 { 129 bool bReturn = false; 130 if( xDiagram.is()) 131 { 132 uno::Reference< beans::XPropertySet > xLegendProp( xDiagram->getLegend(), uno::UNO_QUERY ); 133 if( xLegendProp.is()) 134 xLegendProp->getPropertyValue( C2U("Show")) >>= bReturn; 135 } 136 137 return bReturn; 138 } 139 140 //............................................................................. 141 } //namespace chart 142 //............................................................................. 143 144