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#ifndef G4PSTrackCounter_h
#define G4PSTrackCounter_h 1

#include "G4VPrimitivePlotter.hh"
#include "G4THitsMap.hh"

#include "G4PSDirectionFlag.hh"

///////////////////////////////////////////////////////////////////////////////
// (Description)
//   This is a primitive scorer class for scoring number of tracks in a cell.
//
// Created: 2007-02-02  Tsukasa ASO, Akinori Kimura.
// 2010-07-22   Introduce Unit specification.
// 2020-10-06   Use G4VPrimitivePlotter and fill 1-D histo of kinetic energy
//              in MeV (x) vs. weighted number of track (y)    (Makoto Asai)
//
///////////////////////////////////////////////////////////////////////////////

class G4PSTrackCounter : public G4VPrimitivePlotter
{
 public: 
  G4PSTrackCounter(const G4String& name, G4int direction, G4int depth = 0);
  ~G4PSTrackCounter() override = default;

  inline void Weighted(G4bool flg = true) { weighted = flg; }
  // Multiply track weight

  void Initialize(G4HCofThisEvent*) override;
  void clear() override;
  void PrintAll() override;

  virtual void SetUnit(const G4String& unit);

 protected:
  G4bool ProcessHits(G4Step*, G4TouchableHistory*) override;

 private:
  G4int HCID{-1};
  G4int fDirection;
  G4THitsMap<G4double>* EvtMap{nullptr};
  G4bool weighted{false};
};

#endif