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27 
28 #ifndef _CHART2_VIEW_LABELPOSITIONHELPER_HXX
29 #define _CHART2_VIEW_LABELPOSITIONHELPER_HXX
30 
31 #include "LabelAlignment.hxx"
32 #include "PropertyMapper.hxx"
33 #include <com/sun/star/awt/Point.hpp>
34 #include <com/sun/star/drawing/Position3D.hpp>
35 #include <com/sun/star/drawing/XShapes.hpp>
36 
37 //.............................................................................
38 namespace chart
39 {
40 //.............................................................................
41 
42 //-----------------------------------------------------------------------------
43 /**
44 */
45 class PlottingPositionHelper;
46 class ShapeFactory;
47 
48 class LabelPositionHelper
49 {
50 public:
51     LabelPositionHelper(
52         PlottingPositionHelper* pPosHelper
53         , sal_Int32 nDimensionCount
54         , const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XShapes >& xLogicTarget
55         , ShapeFactory* pShapeFactory );
56     virtual ~LabelPositionHelper();
57 
58     ::com::sun::star::awt::Point transformSceneToScreenPosition(
59             const ::com::sun::star::drawing::Position3D& rScenePosition3D ) const;
60 
61     static void changeTextAdjustment( tAnySequence& rPropValues, const tNameSequence& rPropNames, LabelAlignment eAlignment);
62     static void doDynamicFontResize(  tAnySequence& rPropValues, const tNameSequence& rPropNames
63                     , const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& xAxisModelProps
64                     , const ::com::sun::star::awt::Size& rNewReferenceSize );
65 
66     static void correctPositionForRotation( const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XShape >& xShape2DText
67                     , LabelAlignment eLabelAlignment, const double fRotationAngle, bool bRotateAroundCenter );
68 
69 private:
70     LabelPositionHelper();
71 
72 protected:
73     PlottingPositionHelper*  m_pPosHelper;
74     sal_Int32                m_nDimensionCount;
75 
76 private:
77     //these members are only necessary for transformation from 3D to 2D
78     ::com::sun::star::uno::Reference<
79                     ::com::sun::star::drawing::XShapes >    m_xLogicTarget;
80     ShapeFactory*                                           m_pShapeFactory;
81 };
82 
83 //.............................................................................
84 } //namespace chart
85 //.............................................................................
86 #endif
87