//
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//
// $Id: G4StepLimiterPerRegion.hh,v 1.1 2004/12/13 16:38:56 gcosmo Exp $
// GEANT4 tag $Name: geant4-08-00-patch-01 $
//
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#ifndef StepMax_h
#define StepMax_h 1

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

class G4StepLimiterMessenger;

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class G4StepLimiterPerRegion : public G4VDiscreteProcess
{
public:

  G4StepLimiterPerRegion(const G4String& processName = "UserMaxStep");
  ~G4StepLimiterPerRegion();

  G4bool IsApplicable(const G4ParticleDefinition&);

  void SetMaxStep(G4double);

  G4double GetMaxStep() {return MaxChargedStep;};

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

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

  G4double GetMeanFreePath(const G4Track&, G4double, G4ForceCondition*)
  {return 0.;};    // it is not needed here !

private:

  G4StepLimiterPerRegion & operator=(const G4StepLimiterPerRegion &right);
  G4StepLimiterPerRegion(const G4StepLimiterPerRegion&);

  G4double MaxChargedStep;
  G4double ProposedStep;

  G4StepLimiterMessenger*  pMess;
};

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#endif