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// $Id: $
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/// \file Par02DetectorConstruction.hh
/// \brief Definition of the Par02DetectorConstruction class

#ifndef PAR02_DETECTOR_CONSTRUCTION_H
#define PAR02_DETECTOR_CONSTRUCTION_H

#include "Par02FastSimModelTracker.hh"
#include "Par02FastSimModelEMCal.hh"
#include "Par02FastSimModelHCal.hh"

#include "G4LogicalVolume.hh"
#include "G4VUserDetectorConstruction.hh"
#include "globals.hh"
#include "tls.hh"
#include "G4GlobalMagFieldMessenger.hh"

/// Construction of detector geometry.
///
/// A mandatory initialization class of the detector setup. 
/// Detector construction allows to use the geometry read from a GDML file. 
/// Based on G4 examples/persistency/gdml/G01/include/G01DetectorConstruction.hh .
/// @author Anna Zaborowska

class Par02DetectorConstruction : public G4VUserDetectorConstruction {
  public:
    
    /// A default constructor.
    Par02DetectorConstruction();

    virtual ~Par02DetectorConstruction();
    
    /// A method invoked by G4RunManager::Initialize()
    /// @return A pointer to the world volume.
    virtual G4VPhysicalVolume* Construct();

    /// A method invoked by G4RunManager::Initialize() to construct thread local objects
    virtual void ConstructSDandField();

    /// A vector of the tracking detector regions
    std::vector< G4Region* > fTrackerList;

    /// A vector of the the electromagnetic calorimeter regions
    std::vector< G4Region* > fECalList;

    /// A vector of the the hadronic calorimeter regions
    std::vector< G4Region* > fHCalList;

    /// A vector of the muon detector regions
    std::vector< G4Region* > fMuonList;

    /// Messenger of the magnetic field
    G4GlobalMagFieldMessenger* fMagFieldMessenger;
};

#endif

