G4RDShellEMDataSet.hh

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//
// $Id: G4RDShellEMDataSet.hh 107396 2017-11-10 08:28:08Z gcosmo $
// GEANT4 tag $Name:  $
//
// Author: Maria Grazia Pia (Maria.Grazia.Pia@cern.ch)
//
// History:
// -----------
// 31 Jul 2001   MGP        Created
//  9 Mar 2008   MGP        Cleaned up unreadable code modified by former developer
//                          (Further clean-up needed) 
//
// -------------------------------------------------------------------

// Class description:
// Low Energy Electromagnetic Physics
// Data set for an electromagnetic physics process
// A strategy pattern is used to encapsulate algorithms for data interpolation
// Further documentation available from http://www.ge.infn.it/geant4/lowE

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

#ifndef G4RDSHELLEMDATASET_HH
#define G4RDSHELLEMDATASET_HH 1

#include <vector>
#include <CLHEP/Units/SystemOfUnits.h>

#include "globals.hh"
#include "G4RDVEMDataSet.hh"

class G4RDVDataSetAlgorithm;

class G4RDShellEMDataSet : public G4RDVEMDataSet 
{ 
public:
  G4RDShellEMDataSet(G4int Z, 
       G4RDVDataSetAlgorithm* algo, 
       G4double eUnit=CLHEP::MeV, 
       G4double dataUnit=CLHEP::barn);

  virtual ~G4RDShellEMDataSet();
 
  virtual G4double FindValue(G4double energy, G4int componentId=0) const;
  
  virtual void PrintData(void) const;

  virtual const G4RDVEMDataSet*  GetComponent(G4int componentId) const { return components[componentId]; }
  virtual void AddComponent(G4RDVEMDataSet* dataSet) { components.push_back(dataSet); }
  virtual size_t NumberOfComponents(void) const { return components.size(); }

  virtual const G4DataVector& GetEnergies(G4int componentId) const { return GetComponent(componentId)->GetEnergies(0); }
  virtual const G4DataVector& GetData(G4int componentId) const { return GetComponent(componentId)->GetData(0); }
  virtual void SetEnergiesData(G4DataVector* energies, G4DataVector* data, G4int componentId);

  virtual G4bool LoadData(const G4String& fileName);
  virtual G4bool SaveData(const G4String& fileName) const;

  virtual G4double RandomSelect(G4int /*componentId = 0*/) const { return -1.; };
   
protected:

  G4double GetUnitEnergies() const { return unitEnergies; }
  G4double GetUnitData() const { return unitData; }
  const G4RDVDataSetAlgorithm* GetAlgorithm() const { return algorithm; }
   
  void CleanUpComponents(void);

private:

  G4String FullFileName(const G4String& fileName) const;
  
  // Hide copy constructor and assignment operator 
  G4RDShellEMDataSet();
  G4RDShellEMDataSet(const G4RDShellEMDataSet& copy);
  G4RDShellEMDataSet& operator=(const G4RDShellEMDataSet& right);

  std::vector<G4RDVEMDataSet*> components;          // Owned pointers

  G4int z;

  G4RDVDataSetAlgorithm* algorithm;           // Owned pointer 
  
  G4double unitEnergies;
  G4double unitData;
};
#endif /* G4SHELLEMDATASET_HH */