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27 
28 #ifndef _CHART2_VIEW_POLARLABELPOSITIONHELPER_HXX
29 #define _CHART2_VIEW_POLARLABELPOSITIONHELPER_HXX
30 
31 #include "LabelPositionHelper.hxx"
32 #include <com/sun/star/awt/Point.hpp>
33 #include <com/sun/star/drawing/Position3D.hpp>
34 
35 //.............................................................................
36 namespace chart
37 {
38 //.............................................................................
39 
40 //-----------------------------------------------------------------------------
41 /**
42 */
43 class PolarPlottingPositionHelper;
44 
45 class PolarLabelPositionHelper : public LabelPositionHelper
46 {
47 public:
48     PolarLabelPositionHelper(
49         PolarPlottingPositionHelper* pPosHelper
50         , sal_Int32 nDimensionCount
51         , const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XShapes >& xLogicTarget
52         , ShapeFactory* pShapeFactory );
53     virtual ~PolarLabelPositionHelper();
54 
55     ::com::sun::star::awt::Point getLabelScreenPositionAndAlignmentForLogicValues(
56                         LabelAlignment& rAlignment
57                         , double fLogicValueOnAngleAxis
58                         , double fLogicValueOnRadiusAxis
59                         , double fLogicZ
60                         , sal_Int32 nScreenValueOffsetInRadiusDirection=0 ) const;
61 
62     ::com::sun::star::awt::Point getLabelScreenPositionAndAlignmentForUnitCircleValues(
63                         LabelAlignment& rAlignment, sal_Int32 nLabelPlacement /*see ::com::sun::star::chart::DataLabelPlacement*/
64                         , double fUnitCircleStartAngleDegree, double fUnitCircleWidthAngleDegree
65                         , double fUnitCircleInnerRadius, double fUnitCircleOuterRadius
66                         , double fLogicZ
67                         , sal_Int32 nScreenValueOffsetInRadiusDirection=0 ) const;
68 
69 private:
70     PolarPlottingPositionHelper*    m_pPosHelper;
71 };
72 
73 //.............................................................................
74 } //namespace chart
75 //.............................................................................
76 #endif
77