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/// \file RE01Trajectory.hh
/// \brief Definition of the RE01Trajectory class

#ifndef RE01Trajectory_h
#define RE01Trajectory_h 1

#include "G4Allocator.hh"
#include "G4ParticleDefinition.hh"
#include "G4Step.hh"
#include "G4ThreeVector.hh"
#include "G4Track.hh"
#include "G4TrajectoryPoint.hh"
#include "G4VTrajectory.hh"
#include "G4ios.hh"
#include "globals.hh"

#include <stdlib.h>
#include <vector>

class G4Polyline;
class G4AttDef;
class G4AttValue;

typedef std::vector<G4VTrajectoryPoint*> RE01TrajectoryPointContainer;

class RE01Trajectory : public G4VTrajectory
{
  public:
    RE01Trajectory(const G4Track* aTrack);
    virtual ~RE01Trajectory();

    virtual void ShowTrajectory(std::ostream& os = G4cout) const;
    virtual void DrawTrajectory() const;
    virtual const std::map<G4String, G4AttDef>* GetAttDefs() const;
    virtual std::vector<G4AttValue>* CreateAttValues() const;
    virtual void AppendStep(const G4Step* aStep);
    virtual void MergeTrajectory(G4VTrajectory* secondTrajectory);

    inline void* operator new(size_t);
    inline void operator delete(void*);
    inline int operator==(const RE01Trajectory& right) const { return (this == &right); }

    virtual G4int GetTrackID() const { return fTrackID; }
    virtual G4int GetParentID() const { return fParentID; }
    virtual G4String GetParticleName() const { return fParticleName; }
    virtual G4double GetCharge() const { return fPDGCharge; }
    virtual G4int GetPDGEncoding() const { return fPDGEncoding; }
    virtual G4ThreeVector GetInitialMomentum() const { return fMomentum; }
    virtual int GetPointEntries() const { return fPositionRecord->size(); }
    virtual G4VTrajectoryPoint* GetPoint(G4int i) const { return (*fPositionRecord)[i]; }

  private:
    RE01TrajectoryPointContainer* fPositionRecord;
    G4int fTrackID;
    G4int fParentID;
    G4int fTrackStatus;
    G4ParticleDefinition* fParticleDefinition;
    G4String fParticleName;
    G4double fPDGCharge;
    G4int fPDGEncoding;
    G4ThreeVector fMomentum;
    G4ThreeVector fVertexPosition;
    G4double fGlobalTime;
};

extern G4ThreadLocal G4Allocator<RE01Trajectory>* myTrajectoryAllocator;

inline void* RE01Trajectory::operator new(size_t)
{
  if (!myTrajectoryAllocator) myTrajectoryAllocator = new G4Allocator<RE01Trajectory>;
  return (void*)myTrajectoryAllocator->MallocSingle();
}

inline void RE01Trajectory::operator delete(void* aTrajectory)
{
  myTrajectoryAllocator->FreeSingle((RE01Trajectory*)aTrajectory);
}

#endif