//
// ********************************************************************
// * License and Disclaimer                                           *
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//
// $Id: G4OpenGLViewerMessenger.hh,v 1.5 2007/05/08 11:04:11 allison Exp $
// GEANT4 tag $Name:  $

#ifndef G4OPENGLVIEWERMESSENGER_HH
#define G4OPENGLVIEWERMESSENGER_HH

#include "G4UImessenger.hh"

#include "G4String.hh"

class G4UIdirectory;
class G4UIcommand;
class G4UIcmdWithoutParameter;
class G4UIcmdWithADouble;
class G4UIcmdWithABool;
class G4UIcmdWithAString;

class G4OpenGLViewerMessenger: public G4UImessenger {
public:
  static G4OpenGLViewerMessenger* GetInstance();  // Singleton constructor.
  ~G4OpenGLViewerMessenger();
  void SetNewValue (G4UIcommand*, G4String);

private:
  G4OpenGLViewerMessenger();  // Private constructor.
  static G4OpenGLViewerMessenger* fpInstance;
  G4UIdirectory* fpDirectory;
  G4UIcmdWithoutParameter* fpCommandPrintEPS;
  G4UIdirectory* fpDirectorySet;
  G4UIcommand* fpCommandDisplayHeadTime;
  G4UIcommand* fpCommandDisplayLightFront;
  G4UIcommand* fpCommandEndTime;
  G4UIcmdWithADouble* fpCommandFade;
  G4UIcmdWithAString* fpCommandPrintMode;
  G4UIcommand* fpCommandStartTime;
  G4UIcmdWithABool* fpCommandTransparency;
};

#endif
