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21 
22 
23 
24 #ifndef _CHART2_VIEW_POLARLABELPOSITIONHELPER_HXX
25 #define _CHART2_VIEW_POLARLABELPOSITIONHELPER_HXX
26 
27 #include "LabelPositionHelper.hxx"
28 #include <com/sun/star/awt/Point.hpp>
29 #include <com/sun/star/drawing/Position3D.hpp>
30 
31 //.............................................................................
32 namespace chart
33 {
34 //.............................................................................
35 
36 //-----------------------------------------------------------------------------
37 /**
38 */
39 class PolarPlottingPositionHelper;
40 
41 class PolarLabelPositionHelper : public LabelPositionHelper
42 {
43 public:
44     PolarLabelPositionHelper(
45         PolarPlottingPositionHelper* pPosHelper
46         , sal_Int32 nDimensionCount
47         , const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XShapes >& xLogicTarget
48         , ShapeFactory* pShapeFactory );
49     virtual ~PolarLabelPositionHelper();
50 
51     ::com::sun::star::awt::Point getLabelScreenPositionAndAlignmentForLogicValues(
52                         LabelAlignment& rAlignment
53                         , double fLogicValueOnAngleAxis
54                         , double fLogicValueOnRadiusAxis
55                         , double fLogicZ
56                         , sal_Int32 nScreenValueOffsetInRadiusDirection=0 ) const;
57 
58     ::com::sun::star::awt::Point getLabelScreenPositionAndAlignmentForUnitCircleValues(
59                         LabelAlignment& rAlignment, sal_Int32 nLabelPlacement /*see ::com::sun::star::chart::DataLabelPlacement*/
60                         , double fUnitCircleStartAngleDegree, double fUnitCircleWidthAngleDegree
61                         , double fUnitCircleInnerRadius, double fUnitCircleOuterRadius
62                         , double fLogicZ
63                         , sal_Int32 nScreenValueOffsetInRadiusDirection=0 ) const;
64 
65 private:
66     PolarPlottingPositionHelper*    m_pPosHelper;
67 };
68 
69 //.............................................................................
70 } //namespace chart
71 //.............................................................................
72 #endif
73