PoCurveLine.h

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**=======================================================================*/
/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
 
#ifndef  _PO_CURVE_LINE_
#define  _PO_CURVE_LINE_
 
#include <MeshViz/graph/PoChart.h>
 
#include <Inventor/fields/SoSFEnum.h>
#include <Inventor/fields/SoSFInt32.h>
#include <Inventor/fields/SoSFFloat.h>
 
class  PoCurveLine : public PoChart {
  
  SO_KIT_HEADER(PoCurveLine) ;
 
  /* Define fields for new parts */
  SO_KIT_CATALOG_ENTRY_HEADER(curve) ;
 
 
 public:
 
  enum ThicknessBinding {
    PER_PART_THICKNESS,   
    PER_VERTEX_THICKNESS  
  } ;
 
 
 
  /* Fields */
 
  SoSFInt32 thicknessIndex ;
 
  SoSFEnum  thicknessBinding ;
 
  SoSFFloat thicknessFactor ;
 
  PoCurveLine() ;
 
  /*----------------------------------------------------------------------------*/
 
 
 private:
  static void initClass() ;
    static void exitClass() ;
 
 private:
  virtual ~PoCurveLine() ;
  // Destructor.
 
  // Overloaded methods
  virtual void rebuild() ;
  virtual void addElementsAllCaches() ;
  virtual void preRebuild() ;
 
  // Methods
  virtual void   setDefaultOnNonWritingFields() ;
  virtual SbBool setUpConnections(SbBool onOff, SbBool doItAlways = FALSE) ;
 
  // Computes from the curve given by the parameter x, y and size, and from
  // indices of the source points of the curve, the sums of distances between
  // 2 consecutive sources points and the distances between 2 points.
  void computeCurveDistances(const float *x, const float *y, int size,
                             const int *indexSource, float* &curveDist,
                             float* &sumDist) ;
 private:  
  // Sensors
  FieldSensorList fieldSensorList ;
  
  // List of fields defined in this class
  SoFieldList     fieldList ;
} ;
 
/*----------------------------------------------------------------------------*/
 
#endif /*  _PO_CURVE_LINE_ */