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// $Id: G4BraggIonGasModel.hh,v 1.1 2010/05/27 10:34:09 vnivanch Exp $
// GEANT4 tag $Name: geant4-09-04-beta-01 $
//
// -------------------------------------------------------------------
//
// GEANT4 Class header file
//
//
// File name:     G4BraggIonGasModel
//
// Author:        Vladimir Ivanchenko
//
// Creation date: 20.05.2010
//
// Modifications:
//
// Class Description:
//
// Implementation of energy loss using and delta-electron production
// by heavy positive partially stripted ion using G4BraggModel. Effective 
// charge of ion is not used, dynamic charge should be sampled by a 
// dedicated charge exchange process
//

// -------------------------------------------------------------------
//

#ifndef G4BraggIonGasModel_h
#define G4BraggIonGasModel_h 1

#include "G4BraggModel.hh"

class G4BraggIonGasModel : public G4BraggModel
{

public:

  G4BraggIonGasModel(const G4ParticleDefinition* p = 0,
		     const G4String& nam = "BraggIonGas");

  virtual ~G4BraggIonGasModel();

  // Access ion effective charge square ratio to unit charge
  virtual G4double ChargeSquareRatio(const G4Track&);

  // Access ion effective charge 
  virtual G4double GetParticleCharge(const G4ParticleDefinition*,
				     const G4Material* mat,
				     G4double kineticEnergy);

private:

  // hide assignment operator
  G4BraggIonGasModel & operator=(const  G4BraggIonGasModel &right);
  G4BraggIonGasModel(const  G4BraggIonGasModel&);

  G4double currentCharge;
};

#endif