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/// \file Par03EMShowerMessenger.hh
/// \brief Definition of the Par03EMShowerMessenger class

#ifndef PAR03EMSHOWERMESSENGER_HH
#define PAR03EMSHOWERMESSENGER_HH

class Par03EMShowerModel;
class G4UIcommand;
class G4UIdirectory;
class G4UIcmdWithoutParameter;
class G4UIcmdWithADouble;
class G4UIcmdWithADoubleAndUnit;
class G4UIcmdWithAnInteger;

#include "G4UImessenger.hh"

/**
 * @brief Messenger for the example fast simulation model.
 *
 * Allows to set the parameters of the Par03EMShowerModel: parameters of the
 * distributions used in the parametrisation, number of created (same) energy
 * deposits, as well as the maximum depth of an EM shower.
 *
 */

class Par03EMShowerMessenger : public G4UImessenger
{
  public:
    Par03EMShowerMessenger(Par03EMShowerModel* aModel);
    ~Par03EMShowerMessenger();

  public:
    /// Invokes appropriate methods based on the typed command
    virtual void SetNewValue(G4UIcommand* aCommand, G4String aNewValues) final;
    /// Retrieves the current settings
    virtual G4String GetCurrentValue(G4UIcommand* aCommand) final;

  private:
    /// Model to setup
    Par03EMShowerModel* fModel;
    /// Command to set the up a directory for model settings /Par03/fastSim
    G4UIdirectory* fDirectory;
    /// Command printing current settings
    G4UIcmdWithoutParameter* fPrintCmd;
    /// Command to set the sigma parameter of the Gaussian distribution describing
    /// the transverse profile
    G4UIcmdWithADoubleAndUnit* fSigmaCmd;
    /// Command to set the alpha parameter of the Gamma distribution describing
    /// the longitudinal profile
    G4UIcmdWithADouble* fAlphaCmd;
    /// Command to set the beta parameter of the Gamma distribution describing the
    /// longitudinal profile
    G4UIcmdWithADouble* fBetaCmd;
    /// Command to set the number of (same energy) deposits to be created by
    /// fast simulation
    G4UIcmdWithAnInteger* fNbOfHitsCmd;
    /// Command to set the maximum shower depth
    G4UIcmdWithADouble* fLongMaxDepthCmd;
};

#endif /* PAR03EMSHOWERMESSENGER_HH */