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#ifndef F04StepMax_h
#define F04StepMax_h 1

#include "globals.hh"

#include "G4Step.hh"
#include "G4VDiscreteProcess.hh"
#include "G4ParticleDefinition.hh"

class F04StepMax : public G4VDiscreteProcess
{
  public:

    F04StepMax(const G4String& processName = "UserStepMax");
    F04StepMax(F04StepMax &);

    ~F04StepMax();

    G4bool IsApplicable(const G4ParticleDefinition&);

    void SetStepMax(G4double);

    G4double GetStepMax() {return MaxChargedStep;};

    G4double PostStepGetPhysicalInteractionLength(const G4Track& track,
                                                  G4double previousStepSize,
                                                  G4ForceCondition* condition);

    G4VParticleChange* PostStepDoIt(const G4Track&, const G4Step&);

  protected:

    G4double GetMeanFreePath(const G4Track&, G4double, G4ForceCondition*);

  private:

    // hide assignment operator as private
    F04StepMax & operator=(const F04StepMax &right);
    F04StepMax(const F04StepMax&);

  private: 
    G4double MaxChargedStep;

};

#endif