chart2/source/view/inc/MinimumAndMaximumSupplier.hxx

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  30
  31 #ifndef _CHART2_MINIMUMANDMAXIMUMSUPPLIER_HXX
  32 #define _CHART2_MINIMUMANDMAXIMUMSUPPLIER_HXX
  33
  34 #include <sal/types.h>
  35
  36 #include <set>
  37
  38 //.............................................................................
  39 namespace chart
  40 {
  41 //.............................................................................
  42
  43 //-----------------------------------------------------------------------------
  44 /**
  45 */
  46
  47 class MinimumAndMaximumSupplier
  48 {
  49 public:
  50     virtual double getMinimumX() = 0;
  51     virtual double getMaximumX() = 0;
  52
  53     //problem y maybe not is always the second border to ask for
  54     virtual double getMinimumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) = 0;
  55     virtual double getMaximumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) = 0;
  56
  57     //problem: z maybe not independent in future
  58     virtual double getMinimumZ() = 0;
  59     virtual double getMaximumZ() = 0;
  60
  61     virtual bool isExpandBorderToIncrementRhythm( sal_Int32 nDimensionIndex ) = 0;
  62     virtual bool isExpandIfValuesCloseToBorder( sal_Int32 nDimensionIndex ) = 0;
  63     virtual bool isExpandWideValuesToZero( sal_Int32 nDimensionIndex ) = 0;
  64     virtual bool isExpandNarrowValuesTowardZero( sal_Int32 nDimensionIndex ) = 0;
  65     virtual bool isSeperateStackingForDifferentSigns( sal_Int32 nDimensionIndex ) = 0;
  66 };
  67
  68 class MergedMinimumAndMaximumSupplier : public MinimumAndMaximumSupplier
  69 {
  70 public:
  71     MergedMinimumAndMaximumSupplier();
  72     virtual ~MergedMinimumAndMaximumSupplier();
  73
  74     void addMinimumAndMaximumSupplier( MinimumAndMaximumSupplier* pMinimumAndMaximumSupplier );
  75     bool hasMinimumAndMaximumSupplier( MinimumAndMaximumSupplier* pMinimumAndMaximumSupplier );
  76     void clearMinimumAndMaximumSupplierList();
  77
  78     //--MinimumAndMaximumSupplier
  79     virtual double getMinimumX();
  80     virtual double getMaximumX();
  81     virtual double getMinimumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex );
  82     virtual double getMaximumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex );
  83     virtual double getMinimumZ();
  84     virtual double getMaximumZ();
  85
  86     virtual bool isExpandBorderToIncrementRhythm( sal_Int32 nDimensionIndex );
  87     virtual bool isExpandIfValuesCloseToBorder( sal_Int32 nDimensionIndex );
  88     virtual bool isExpandWideValuesToZero( sal_Int32 nDimensionIndex );
  89     virtual bool isExpandNarrowValuesTowardZero( sal_Int32 nDimensionIndex );
  90     virtual bool isSeperateStackingForDifferentSigns( sal_Int32 nDimensionIndex );
  91
  92 private:
  93     typedef ::std::set< MinimumAndMaximumSupplier* > MinimumAndMaximumSupplierSet;
  94     MinimumAndMaximumSupplierSet m_aMinimumAndMaximumSupplierList;
  95
  96     inline MinimumAndMaximumSupplierSet::iterator begin() { return m_aMinimumAndMaximumSupplierList.begin(); }
  97     inline MinimumAndMaximumSupplierSet::iterator end() { return m_aMinimumAndMaximumSupplierList.end(); }
  98 };
  99
 100 //.............................................................................
 101 } //namespace chart
 102 //.............................................................................
 103 #endif