chart2/source/view/charttypes/BarPositionHelper.hxx

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  30
  31 #ifndef _CHART2_BARPOSITIONHELPER_HXX
  32 #define _CHART2_BARPOSITIONHELPER_HXX
  33
  34 #include "PlottingPositionHelper.hxx"
  35 #include "CategoryPositionHelper.hxx"
  36
  37 //.............................................................................
  38 namespace chart
  39 {
  40 //.............................................................................
  41
  42 //-----------------------------------------------------------------------------
  43 /**
  44 */
  45
  46 class BarPositionHelper : public CategoryPositionHelper, public PlottingPositionHelper
  47 {
  48 public:
  49     BarPositionHelper( bool bSwapXAndY=true );
  50     BarPositionHelper( const BarPositionHelper& rSource );
  51     virtual ~BarPositionHelper();
  52
  53     virtual PlottingPositionHelper* clone() const;
  54
  55     virtual ::com::sun::star::uno::Reference< ::com::sun::star::chart2::XTransformation >
  56                         getTransformationScaledLogicToScene() const;
  57
  58     void                updateSeriesCount( double fSeriesCount ); /*only enter the size of x stacked series*/
  59
  60     sal_Int32           getStartCategoryIndex() const {
  61                             //first category (index 0) matches with real number 1.0
  62                             sal_Int32 nStart = static_cast<sal_Int32>(getLogicMinX() - 0.5);
  63                             if( nStart < 0 )
  64                                 nStart = 0;
  65                             return nStart;
  66                         }
  67     sal_Int32           getEndCategoryIndex() const  {
  68                             //first category (index 0) matches with real number 1.0
  69                             sal_Int32 nEnd = static_cast<sal_Int32>(getLogicMaxX() - 0.5);
  70                             if( nEnd < 0 )
  71                                 nEnd = 0;
  72                             return nEnd;
  73                         }
  74 };
  75
  76 //.............................................................................
  77 } //namespace chart
  78 //.............................................................................
  79 #endif