chart2/source/tools/ColorPerPointHelper.cxx

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  28
  29
  30 #include "ColorPerPointHelper.hxx"
  31 #include "macros.hxx"
  32 #include <com/sun/star/chart2/XDataSeries.hpp>
  33 #include <com/sun/star/beans/XPropertyState.hpp>
  34
  35 #include <algorithm>
  36
  37 //.............................................................................
  38 namespace chart
  39 {
  40 //.............................................................................
  41 using namespace ::com::sun::star;
  42 using namespace ::com::sun::star::chart2;
  43
  44 bool ColorPerPointHelper::hasPointOwnColor(
  45         const ::com::sun::star::uno::Reference<
  46               ::com::sun::star::beans::XPropertySet >& xDataSeriesProperties
  47         , sal_Int32 nPointIndex
  48         , const ::com::sun::star::uno::Reference<
  49               ::com::sun::star::beans::XPropertySet >& xDataPointProperties //may be NULL this is just for performance
  50          )
  51 {
  52     if( !xDataSeriesProperties.is() )
  53         return false;
  54
  55     if( hasPointOwnProperties( xDataSeriesProperties, nPointIndex ))
  56     {
  57         uno::Reference< beans::XPropertyState > xPointState( xDataPointProperties, uno::UNO_QUERY );
  58         if( !xPointState.is() )
  59         {
  60             uno::Reference< XDataSeries > xSeries( xDataSeriesProperties, uno::UNO_QUERY );
  61             if(xSeries.is())
  62                 xPointState.set( xSeries->getDataPointByIndex( nPointIndex ), uno::UNO_QUERY );
  63         }
  64         if( !xPointState.is() )
  65             return false;
  66
  67         return (xPointState->getPropertyState( C2U("Color")) != beans::PropertyState_DEFAULT_VALUE );
  68     }
  69
  70     return false;
  71 }
  72
  73 bool ColorPerPointHelper::hasPointOwnProperties(
  74     const ::com::sun::star::uno::Reference<
  75         ::com::sun::star::beans::XPropertySet >& xSeriesProperties
  76     , sal_Int32 nPointIndex )
  77 {
  78     if( xSeriesProperties.is() )
  79     {
  80         uno::Sequence< sal_Int32 > aIndexList;
  81         if( xSeriesProperties->getPropertyValue( C2U( "AttributedDataPoints" ) ) >>= aIndexList )
  82         {
  83             const sal_Int32 * pBegIt = aIndexList.getConstArray();
  84             const sal_Int32 * pEndIt = pBegIt + aIndexList.getLength();
  85             return ( ::std::find( pBegIt, pEndIt, nPointIndex ) != pEndIt );
  86         }
  87     }
  88
  89     return false;
  90 }
  91
  92 //.............................................................................
  93 } //namespace chart
  94 //.............................................................................
  95
  96 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */