chart2/source/view/charttypes/PieChart.hxx

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  30
  31 #ifndef _CHART2_PIECHART_HXX
  32 #define _CHART2_PIECHART_HXX
  33
  34 #include "VSeriesPlotter.hxx"
  35 #include <basegfx/vector/b2dvector.hxx>
  36 #include <basegfx/range/b2irectangle.hxx>
  37
  38 //.............................................................................
  39 namespace chart
  40 {
  41 //.............................................................................
  42 class PiePositionHelper;
  43
  44 class PieChart : public VSeriesPlotter
  45 {
  46     //-------------------------------------------------------------------------
  47     // public methods
  48     //-------------------------------------------------------------------------
  49 public:
  50     PieChart( const ::com::sun::star::uno::Reference<
  51             ::com::sun::star::chart2::XChartType >& xChartTypeModel
  52             , sal_Int32 nDimensionCount );
  53     virtual ~PieChart();
  54
  55     //-------------------------------------------------------------------------
  56     // chart2::XPlotter
  57     //-------------------------------------------------------------------------
  58
  59     virtual void SAL_CALL createShapes();
  60     virtual void rearrangeLabelToAvoidOverlapIfRequested( const ::com::sun::star::awt::Size& rPageSize );
  61
  62     virtual void SAL_CALL setScales(
  63           const ::com::sun::star::uno::Sequence<
  64             ::com::sun::star::chart2::ExplicitScaleData >& rScales
  65             , sal_Bool bSwapXAndYAxis )
  66                 throw (::com::sun::star::uno::RuntimeException);
  67     /*
  68     virtual ::rtl::OUString SAL_CALL getCoordinateSystemTypeID(  ) throw (::com::sun::star::uno::RuntimeException);
  69     virtual void SAL_CALL setScales( const ::com::sun::star::uno::Sequence< ::com::sun::star::chart2::ExplicitScaleData >& rScales ) throw (::com::sun::star::uno::RuntimeException);
  70     virtual void SAL_CALL setTransformation( const ::com::sun::star::uno::Reference< ::com::sun::star::chart2::XTransformation >& xTransformationToLogicTarget, const ::com::sun::star::uno::Reference< ::com::sun::star::chart2::XTransformation >& xTransformationToFinalPage ) throw (::com::sun::star::uno::RuntimeException);
  71     */
  72
  73     virtual void addSeries( VDataSeries* pSeries, sal_Int32 zSlot = -1, sal_Int32 xSlot = -1,sal_Int32 ySlot = -1 );
  74
  75     //-------------------
  76     virtual ::com::sun::star::drawing::Direction3D  getPreferredDiagramAspectRatio() const;
  77     virtual bool keepAspectRatio() const;
  78
  79     //MinimumAndMaximumSupplier
  80     virtual double getMinimumX();
  81     virtual double getMaximumX();
  82     virtual double getMinimumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex );
  83     virtual double getMaximumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex );
  84
  85     virtual bool isExpandBorderToIncrementRhythm( sal_Int32 nDimensionIndex );
  86     virtual bool isExpandIfValuesCloseToBorder( sal_Int32 nDimensionIndex );
  87     virtual bool isExpandWideValuesToZero( sal_Int32 nDimensionIndex );
  88     virtual bool isExpandNarrowValuesTowardZero( sal_Int32 nDimensionIndex );
  89     virtual bool isSeperateStackingForDifferentSigns( sal_Int32 nDimensionIndex );
  90
  91     //-------------------------------------------------------------------------
  92     //-------------------------------------------------------------------------
  93     //-------------------------------------------------------------------------
  94 private: //methods
  95     //no default constructor
  96     PieChart();
  97
  98     ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XShape >
  99         createDataPoint(  const ::com::sun::star::uno::Reference<
 100                                 ::com::sun::star::drawing::XShapes >& xTarget
 101                         , const ::com::sun::star::uno::Reference<
 102                                 ::com::sun::star::beans::XPropertySet >& xObjectProperties
 103                         , double fUnitCircleStartAngleDegree, double fWidthAngleDegree
 104                         , double fUnitCircleInnerRadius, double fUnitCircleOuterRadius
 105                         , double fLogicZ, double fDepth, double fExplodePercentage
 106                         , tPropertyNameValueMap* pOverWritePropertiesMap );
 107
 108     double              getMaxOffset();
 109     bool                detectLabelOverlapsAndMove(const ::com::sun::star::awt::Size& rPageSize);//returns true when there might be more to do
 110     void                resetLabelPositionsToPreviousState();
 111 struct PieLabelInfo;
 112     bool                tryMoveLabels( PieLabelInfo* pFirstBorder, PieLabelInfo* pSecondBorder
 113                                 , PieLabelInfo* pCenter, bool bSingleCenter, bool& rbAlternativeMoveDirection
 114                                 , const ::com::sun::star::awt::Size& rPageSize );
 115
 116 private: //member
 117     PiePositionHelper*    m_pPosHelper;
 118     bool                  m_bUseRings;
 119
 120     struct PieLabelInfo
 121     {
 122         PieLabelInfo();
 123         bool moveAwayFrom( const PieLabelInfo* pFix, const ::com::sun::star::awt::Size& rPageSize
 124             , bool bMoveHalfWay, bool bMoveClockwise, bool bAlternativeMoveDirection );
 125
 126         ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XShape > xTextShape;
 127         ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XShape > xLabelGroupShape;
 128         ::basegfx::B2IVector aFirstPosition;
 129         ::basegfx::B2IVector aOrigin;
 130         double fValue;
 131         bool bMovementAllowed;
 132         bool bMoved;
 133         ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XShapes > xTextTarget;
 134         PieLabelInfo* pPrevious;
 135         PieLabelInfo* pNext;
 136         ::com::sun::star::awt::Point aPreviousPosition;
 137     };
 138
 139     ::std::vector< PieLabelInfo > m_aLabelInfoList;
 140
 141     double m_fMaxOffset;    /// cached max offset value (init'ed to NaN)
 142 };
 143 //.............................................................................
 144 } //namespace chart
 145 //.............................................................................
 146 #endif