MeshViz/graph/PoLabel.h

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**=======================================================================*/
/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/

#ifndef  _PO_LABEL_
#define  _PO_LABEL_

#include <MeshViz/graph/PoChart.h>

#include <Inventor/fields/SoSFBitMask.h>
#include <Inventor/fields/SoSFEnum.h>
#include <Inventor/fields/SoMFVec3f.h>
#include <Inventor/fields/SoSFFloat.h>

class SoCoordinate3 ;

class  PoLabel : public PoChart {
  
  SO_KIT_HEADER(PoLabel) ;

  /* Define fields for new parts */
  SO_KIT_CATALOG_ENTRY_HEADER(label) ;
  SO_KIT_CATALOG_ENTRY_HEADER(labelLineSep) ;
  SO_KIT_CATALOG_ENTRY_HEADER(labelLineApp) ;
  SO_KIT_CATALOG_ENTRY_HEADER(labelLine) ;


 public:

  enum ValueType {
    VALUE,        

    NAME          
  } ;



  enum Position {
    VALUE_POS,     

    MIDDLE_POS,    

    THRESHOLD_POS  
                   
  } ;



  enum Axis {
    X,     

    Y      
  } ;



  /* Fields */

  SoSFInt32    stringsIndex ;

  SoSFEnum     axis ;

  SoSFBitMask  valueType ;

  SoSFEnum     position ;

  SoSFFloat    threshold ;

  SoMFVec3f    offset ;

  SoSFFloat    fontSize ;

  PoLabel() ;

  /*----------------------------------------------------------------------------*/


 private:
  static void initClass() ;
    static void exitClass() ;

 private:
  virtual ~PoLabel() ;
  // Destructor.

  // Overloaded methods
  virtual void rebuild() ;
  virtual void addElementsAllCaches() ;
  virtual void preRebuild() ;

  // Methods
  virtual void   setDefaultOnNonWritingFields() ;
  virtual SbBool setUpConnections(SbBool onOff, SbBool doItAlways = FALSE) ;

 private:
  void drawLabelLine(const SbBox2f &labelLimit, float labelDepth, const SbVec3f &origPos,
                     SoCoordinate3 *labelLineCoords) ;

  const SbString* retreiveValueName(float xValue, float yValue,
                                    int   size, const float *x,
                                    const float *y, const SbString *valuesNames) const ;

  // Sensors
  FieldSensorList fieldSensorList ;
  
  // List of fields defined in this class
  SoFieldList     fieldList ;
} ;

/*----------------------------------------------------------------------------*/

#endif /* _PO_LABEL_ */

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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