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21 
22 
23 
24 #ifndef _CHART2_CATEGORYPOSITIONHELPER_HXX
25 #define _CHART2_CATEGORYPOSITIONHELPER_HXX
26 
27 //.............................................................................
28 namespace chart
29 {
30 //.............................................................................
31 
32 //-----------------------------------------------------------------------------
33 /**
34 */
35 
36 class CategoryPositionHelper
37 {
38 public:
39     CategoryPositionHelper( double fSeriesCount, double CategoryWidth = 1.0);
40     CategoryPositionHelper( const CategoryPositionHelper& rSource );
41     virtual ~CategoryPositionHelper();
42 
43     double getScaledSlotWidth() const;
44     virtual double getScaledSlotPos( double fCategoryX, double fSeriesNumber ) const;
45     virtual void setCategoryWidth( double fCategoryWidth );
46 
47     //Distance between two neighboring bars in same category, seen relative to width of the bar
48     void setInnerDistance( double fInnerDistance );
49 
50     //Distance between two neighboring bars in different category, seen relative to width of the bar:
51     void setOuterDistance( double fOuterDistance );
52 
53 protected:
54     double m_fSeriesCount;
55     double m_fCategoryWidth;
56     //Distance between two neighboring bars in same category, seen relative to width of the bar:
57     double m_fInnerDistance; //[-1,1] m_fInnerDistance=1 --> distance == width; m_fInnerDistance=-1-->all rects are painted on the same position
58     //Distance between two neighboring bars in different category, seen relative to width of the bar:
59     double m_fOuterDistance; //>=0 m_fOuterDistance=1 --> distance == width
60 };
61 
62 //.............................................................................
63 } //namespace chart
64 //.............................................................................
65 #endif
66