// This code implementation is the intellectual property of
// the GEANT4 collaboration.
//
// By copying, distributing or modifying the Program (or any work
// based on the Program) you indicate your acceptance of this statement,
// and all its terms.
//
// $Id: G4PDGCodeChecker.hh,v 1.4.4.1 1999/12/07 20:49:51 gunter Exp $
// GEANT4 tag $Name: geant4-01-00 $
//
// 
// ------------------------------------------------------------
//      GEANT 4 class header file
//
//      For information related to this code contact:
//      CERN, CN Division, ASD group
//      History: first implementation, based on object model of
//      Hisaya Kurashige,  17 Aug. 1999
//


#ifndef G4PDGCodeChecker_h
#define G4PDGCodeChecker_h 1

#include "globals.hh"
#include "G4ios.hh"

class G4PDGCodeChecker 
{

 public:
  G4PDGCodeChecker();
  ~G4PDGCodeChecker(){};

 public: // With Description
  G4int  CheckPDGCode(G4int code, G4String type);

  G4int  GetQuarkContent(G4int flavor) const ;
  G4int  GetAntiQuarkContent(G4int flavor) const;
  
  G4bool IsAntiParticle() const;

  G4int  GetQuarkFlavor(G4int idx) const;

 public:
  G4int  GetSpin() const;
  G4int  GetExotic() const;
  G4int  GetRadial() const;
  G4int  GetMultiplet() const;

  G4bool CheckCharge(G4double charge) const;

  G4int GetVerboseLevel() const;
  void  SetVerboseLevel(G4int verbose);

 protected:
  enum {NumberOfQuarkFlavor = 8};

 private: 
  void   GetDigits(G4int code);
  G4int  CheckForQuarks();
  G4int  CheckForDiQuarks();
  G4int  CheckForMesons();
  G4int  CheckForBaryons();
  

 private:
  G4int verboseLevel;

  G4int code;
  G4String theParticleType;
  G4int thePDGiSpin; 

  G4int higherSpin;
  G4int exotic;
  G4int radial;
  G4int multiplet;
  G4int quark1;
  G4int quark2;
  G4int quark3;
  G4int spin;

  G4int  theQuarkContent[NumberOfQuarkFlavor];
  G4int  theAntiQuarkContent[NumberOfQuarkFlavor];
  //  the number of quark (minus Sign means anti-quark) contents
  //  The value of flavor is assigned as follows 
  //    0:d, 1:u, 2:s, 3:c, 
  //    4:b, 5:t, 6:l(down type quark) 7:h(up type quark) 

};

inline
  G4int  G4PDGCodeChecker::GetQuarkContent(G4int flavor) const
{
  G4int value = 0;
  if ((flavor>=0)&&(flavor<NumberOfQuarkFlavor)) {
    value = theQuarkContent[flavor];
  }
  return value;
}

inline
  G4int  G4PDGCodeChecker::GetAntiQuarkContent(G4int flavor) const
{
  G4int value = 0;
  if ((flavor>=0)&&(flavor<NumberOfQuarkFlavor)) {
    value = theAntiQuarkContent[flavor];
  }
  return value;
}


inline
  G4int G4PDGCodeChecker::GetQuarkFlavor(G4int idx) const
{
  G4int value = -1;
  if (idx ==0) value = quark1;
  else if (idx ==1) value = quark2;
  else if (idx ==2) value = quark3;
  else ;
  return value;
}

inline
  G4int G4PDGCodeChecker::GetExotic() const
{
  return exotic;
}

inline
  G4int G4PDGCodeChecker::GetRadial() const
{
  return radial;
}

inline
  G4int G4PDGCodeChecker::GetMultiplet() const
{
  return multiplet;
}

inline
  G4int G4PDGCodeChecker::GetSpin() const
{
  return spin;
}

inline
  G4bool G4PDGCodeChecker::IsAntiParticle() const
{
  return (code <0);
}

inline 
  void G4PDGCodeChecker::SetVerboseLevel(G4int value)
{
   verboseLevel = value;
}

inline 
  G4int G4PDGCodeChecker::GetVerboseLevel() const
{
   return verboseLevel;
}


#endif