PoPolarAxis.h

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/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
 
#ifndef  _PO_POLAR_AXIS_
#define  _PO_POLAR_AXIS_
 
#include <MeshViz/graph/PoAxis.h>
#include <Inventor/fields/SoSFEnum.h>
#include <Inventor/fields/SoSFFloat.h>
 
class  PoPolarAxis : public PoAxis {
 
  SO_KIT_HEADER(PoPolarAxis) ;
 
  /* Define fields for new parts */
  SO_KIT_CATALOG_ENTRY_HEADER(multFactorSep) ;
  SO_KIT_CATALOG_ENTRY_HEADER(multFactorApp) ;
  SO_KIT_CATALOG_ENTRY_HEADER(multFactor) ;
 
 
 
 public:
 
  enum MultFactorPosition {
    MULT_FACTOR_START,  
    MULT_FACTOR_END,    
    MULT_FACTOR_EXTR,   
    MULT_FACTOR_GRAD    
  } ;
 
  /* Fields */
 
  SoSFFloat offset ;
 
  SoSFFloat startRadius ;
 
  SoSFFloat endRadius ;
 
  SoSFFloat theta ;
 
  /* Ten power attributes */
 
  SoSFEnum  multFactorPosition ;
 
  SoSFFloat multFactorDistAxis ;
 
  void  getMultFactor(MultFactorPosition &position, float &distAxis) const ;
 
  /*----------------------------------------------------------------------------*/
 private:
  static void initClass() ;
    static void exitClass() ;
 
  struct MultFactor {
    MultFactorPosition position ;
    float              distAxis ;
  } ;
 
 private:
  struct PolarAxisAttr {
    MultFactor     multFactor ;
  } ;
  // Polar axis attr
 
  // Constructor
  PoPolarAxis(float offset = 0., float startRadius = 0., float endRadius = 1.,
              float theta = 0.) ;
  // Destructor
  virtual ~PoPolarAxis() ;
 
  // Methods
  virtual SbBool setUpConnections(SbBool onOff, SbBool doItAlways = FALSE) ;
  virtual void   setDefaultOnNonWritingFields() ;
 
  // Build tick - The ticks are built under the node "group"
  virtual void buildGridLines(const std::vector<float>& xGrad, SoGroup *group) ;
 
  // Save all axis attributes which can be modified by MeshViz.
  virtual void saveAxisAttr() ;
 
  // Computed polar axis attributes
  PolarAxisAttr  polAxisAttr ;
 
 private:
  // Sensors
  FieldSensorList fieldSensorList ;
  
  // List of fields defined in this class
  SoFieldList     fieldList ;
} ;
 
/*----------------------------------------------------------------------------*/
 
#endif /* _PO_POLAR_AXIS_ */