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

#ifndef ExErrorDetectorConstruction_hh
#define ExErrorDetectorConstruction_hh 1

#include "ExErrorMagneticField.hh"

#include "G4VUserDetectorConstruction.hh"
#include "globals.hh"

class G4Box;
class G4LogicalVolume;
class G4VPhysicalVolume;
class G4Material;
class ExErrorDetectorMessenger;
class G4UserLimits;

/// Detector construction class
///
///  Creates a simplified typical HEP detector:
///    An air beamline ( BEAM )
///    An air central detector ( CDET )
///    A copper calorimeter, divided in four ( ECAL )
///    An aluminium calorimeter, divided in ten ( HCAL )
///    An air muon detector ( MUON )
///
/// History:
/// Created:  May 2007
/// \author   P. Arce
//------------------------------------------------------------------------

class ExErrorDetectorConstruction : public G4VUserDetectorConstruction
{
  public:
    ExErrorDetectorConstruction();
    ~ExErrorDetectorConstruction();

    virtual G4VPhysicalVolume* Construct();

    void SetMagField(G4double);

  private:
    G4double fXBEAM;
    G4double fXCDET;
    G4double fXECAL;
    G4double fXSOLN;
    G4double fXHCAL;
    G4double fXMUON;
    G4double fNdivECAL;
    G4double fNdivHCAL;
    G4double fYZLength;
    G4double fXHalfWorldLength;

    G4UserLimits* fUserLimits;

    ExErrorMagneticField* fMagField;  // pointer to the magnetic field

    ExErrorDetectorMessenger* fDetectorMessenger;  // pointer to the Messenger
};

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

#endif
