PoPieChartRep.h

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/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
 
#ifndef  _PO_PIE_CHART_REP_
#define  _PO_PIE_CHART_REP_
 
#include <MeshViz/graph/PoChart.h>
 
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/fields/SoSFFloat.h>
#include <Inventor/fields/SoMFFloat.h>
#include <Inventor/fields/SoMFShort.h>
#include <Inventor/fields/SoSFString.h>
 
class SoTranslation ;
class PbMesh1D ;
 
class  PoPieChartRep : public PoChart {
  
  SO_KIT_HEADER(PoPieChartRep) ;
 
  /* Define fields for new parts */
  SO_KIT_CATALOG_ENTRY_HEADER(sliceSep) ;
  SO_KIT_CATALOG_ENTRY_HEADER(sliceApp) ;
  SO_KIT_CATALOG_ENTRY_HEADER(slice) ;
 
  SO_KIT_CATALOG_ENTRY_HEADER(annotationSep) ;
  SO_KIT_CATALOG_ENTRY_HEADER(annotationApp) ;
  SO_KIT_CATALOG_ENTRY_HEADER(annotation) ;
 
  SO_KIT_CATALOG_ENTRY_HEADER(annotationLineSep) ;
  SO_KIT_CATALOG_ENTRY_HEADER(annotationLineApp) ;
  SO_KIT_CATALOG_ENTRY_HEADER(annotationLine) ;
 
 
 public:
 
  /* Fields */
 
  SoSFInt32    stringsIndex ;
 
  SoSFFloat    radiusMin ;
 
  SoSFFloat    radiusMax ;
 
  SoMFShort    sliceToTranslateNumber ;
 
  SoMFFloat    sliceToTranslateRadius ;
 
  SoSFFloat    height ;
 
  SoSFBool     isNameVisible ;
 
  SoSFBool     isValueVisible ;
 
  SoSFBool     isPercentageVisible ;
 
  SoSFFloat    annoDistToCenter ;
 
  SoSFFloat    annoHeightFromSlice ;
 
  SoSFFloat    annoFontSize ;
 
  SoSFBool     isAnnoSliceColor ;
 
  PoPieChartRep() ;
 
  SbBool getPickedSliceNumber(const SoPath *path, int &sliceNumber) const ;
 
  void  setSliceToTranslate(int sliceNumber, float radius) ;
 
  float getSliceToTranslate(int sliceNumber) const ;
 
  /*----------------------------------------------------------------------------*/
 
 
 private:
  static void initClass() ;
    static void exitClass() ;
 
 private:
  struct SliceAttr {
    float         startAngle ;
    float         endAngle ;
    float         value ;
    float         height ;
    SbString      nameStr ;
    SbString      percentageStr ;
    SbString      valueStr ;
    SoMaterial    *material ;
    SoTranslation *translation ;
  } ;
 
  virtual ~PoPieChartRep() ;
  // 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:
  inline SbBool isAnnoText() const ;
  void eraseAllParts() ;
  void buildSliceAttrList(const PbMesh1D *mesh1D, float &maxSliceHeight,
                          SbBool &isConstantHeight) ;
  void buildSliceText(int sliceIndex, float maxSliceHeight, SoGroup *annoGroup, 
                      SoGroup *annoLineGroup) ;
 
  // Data
  SliceAttr *m_sliceAttrList ;
  int       m_numSliceAttr ;
 
  // Sensors
  FieldSensorList fieldSensorList ;
  
  // List of fields defined in this class
  SoFieldList     fieldList ;
} ;
 
/*----------------------------------------------------------------------------*/
 
#endif /* _PO_PIE_CHART_REP_ */