MeshViz/graph/PoHistogram.h

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

#ifndef  _PO_HISTOGRAM_
#define  _PO_HISTOGRAM_

#include <MeshViz/graph/PoGraphMaster.h>

#include <Inventor/fields/SoSFVec2f.h>
#include <Inventor/fields/SoSFEnum.h>
#include <Inventor/fields/SoSFFloat.h>
#include <Inventor/fields/SoMFColor.h>
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/fields/SoSFString.h>


class PbMiscTextAttr ;
class PbDataMapping ;
class PbNumericDisplayFormat ;

class PiText ;

class  PoHistogram : public PoGraphMaster {

  SO_KIT_HEADER(PoHistogram) ;

  /* Define fields for new parts */
  SO_KIT_CATALOG_ENTRY_HEADER(transform) ;

  SO_KIT_CATALOG_ENTRY_HEADER(barSep) ;
  SO_KIT_CATALOG_ENTRY_HEADER(barApp) ;
  SO_KIT_CATALOG_ENTRY_HEADER(bar) ;

  SO_KIT_CATALOG_ENTRY_HEADER(valueTextSep) ;
  SO_KIT_CATALOG_ENTRY_HEADER(valueTextApp) ;
  SO_KIT_CATALOG_ENTRY_HEADER(valueText) ;

  SO_KIT_CATALOG_ENTRY_HEADER(nameTextSep) ;
  SO_KIT_CATALOG_ENTRY_HEADER(nameTextApp) ;
  SO_KIT_CATALOG_ENTRY_HEADER(nameText) ;


 public:

  enum Type {
    X, 
    Y  
  } ;

  enum Position {
    POS_TOP_OUT,   
    POS_TOP_IN,    
    POS_BOTTOM_OUT,
    POS_BOTTOM_IN, 
    POS_RIGHT_OUT, 
    POS_RIGHT_IN,  
    POS_LEFT_OUT,  
    POS_LEFT_IN,   
    POS_CENTER,    
    POS_DEPEND     
  } ;

  enum Visibility {
    VISIBILITY_OFF,  
    VISIBILITY_ON    
  } ;

  enum TextPath {
    PATH_RIGHT,   
    PATH_LEFT,    
    PATH_UP,      
    PATH_DOWN,    
    PATH_DEPEND   
  } ;

  enum BarSpaceType {
    REL_SPACE,    
    FIXED_SPACE   
  } ;

  enum Coloring {
    COLOR_LIST,   
    DATA_MAPPING  
  } ;





  /* Fields */

  SoSFVec2f  start ;

  SoSFFloat  end ;

  SoSFEnum   type ;

  SoMFColor  color ;

  SoSFEnum   coloring ;

  /* Attribute of values */

  SoSFEnum   valueVisibility ;

  SoSFEnum   valuePosition ;

  SoSFEnum   valuePath ;

  SoSFFloat  valueFontSize ;

  SoSFString valueFontName ;

  SoSFBool   valueAddStringVisibility ;

  SoSFString valueAddString ;

  /* Attribute of bar names */

  SoSFEnum   nameVisibility ;

  SoSFEnum   namePosition ;

  SoSFEnum   namePath ;

  SoSFFloat  nameFontSize ; 

  SoSFString nameFontName ;

  SoSFEnum   barSpaceType ;

  SoSFFloat  barSpaceValue ;





  /* Methods */

  void setMiscTextAttr(PbMiscTextAttr *textAttr) ;

  const PbMiscTextAttr *getMiscTextAttr() const ;

  void setDataMapping(PbDataMapping *dataMapping) ;

  const PbDataMapping* getDataMapping() const ;

  void setFormat(PbNumericDisplayFormat *format) ;

  const PbNumericDisplayFormat *getFormat() const ;
 private:
  static void initClass() ;
    static void exitClass() ;

  struct ValueAttr {
    Position position ;
    TextPath path ;
    float    fontSize ;
    SbString fontName ;
  } ;

  struct NameAttr {
    Position position ;
    TextPath path ;
    float    fontSize ;
    SbString fontName ;
  } ;

 private:
  struct HistogAttr {
    ValueAttr   value ;
    NameAttr    name ;
    float       scaleFactor ;
  } ;

  HistogAttr m_histogAttr ;

  // Methods
  virtual void   setDefaultOnNonWritingFields() ;
  virtual SbBool setUpConnections(SbBool onOff, SbBool doItAlways = FALSE) ;
  
  // Manage the connection with PbBase objects
  virtual void basicObjectChange(PbBase *basicObj) ;

  virtual void setDefaultAttr() ;
  virtual void colorBars(SoGroup *group) ;

  // Constructor
  PoHistogram() ;

  // Destructor
  virtual ~PoHistogram() ;

  // Compute a reference point from a rectangle,
  // a position type relative to this one and the 
  // fontSize.
  static void computeTextPos(const SbVec2f *rectangle, Position textPos, float
                             fontSize, SbVec2f &pointText) ;

  // Compute text alignment for a position type and a path
  static void computeTextAlignPath(Position textPos, TextPath path, PiText *text) ;

  // Overloaded methods
  virtual void addElementsAllCaches() ;
  virtual void preRebuild() ;
  
 private:
  // Miscellaneous text attribute
  PbMiscTextAttr *m_miscTextAttr, *m_defaultMiscTextAttr ;

  // Data Mapping
  PbDataMapping *m_dataMap ;

  // Numeric display format
  PbNumericDisplayFormat *m_numericDisplayFormat, *m_defaultNumericDisplayFormat ;

  // Sensors
  FieldSensorList m_fieldSensorList ;
  
  // List of fields defined in this class
  SoFieldList     m_fieldList ;

} ;

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

#endif /* _PO_HISTOGRAM_ */

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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