G4ParticleTableIterator.hh

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// $Id: G4ParticleTableIterator.hh 91885 2015-08-10 07:05:56Z gcosmo $
//
// 
// ------------------------------------------------------------
//  GEANT 4 class header file 
//
//  History: first implementation, based on object model of
//  28 Oct 1999, H.Kurashige
// ------------------------------------------------------------

#ifndef G4ParticleTableIterator_h
#define G4ParticleTableIterator_h 1

#include <map>
#include "G4ParticleDefinition.hh"

template < class K, class V > class G4ParticleTableIterator
{
 public:
  typedef  std::map<K, V, std::less<K> > Map;
  G4ParticleTableIterator( Map &adict):
    it(adict.begin()),
    mydict(&adict),
    defined(false),
    skipIons(true)
     {}

  G4bool operator++ ()
    {
      if(!defined) return false;
      it++;
      return it!=mydict->end() ? true : false;
    }
      
  G4bool operator()()
    {
      if(!defined) {
        defined=true;
        it=mydict->begin();
      } else {
        it++;
      }
      if(it==mydict->end()) return false;
      if(skipIons){
        while((static_cast<G4ParticleDefinition*>((*it).second))->IsGeneralIon()){ // Loop checking, 09.08.2015, K.Kurashige
          it++;
          if(it==mydict->end()) return false;
        }
      }
      return true;
    }

  void reset (G4bool ifSkipIon = true) {defined=false; skipIons = ifSkipIon; }
  K* key() const { return &((*it).first); }
  V  value() const { return (*it).second; }

 private:
  typename Map::iterator it;  
  Map * mydict;
  G4bool defined;
  G4bool skipIons;
};

#endif