#ifndef MUOGEOMETRYMESSENGER_HPP
#define MUOGEOMETRYMESSENGER_HPP
//
// $Id: MuoGeometryMessenger.hpp,v 1.3 2001/06/12 21:18:49 russo Exp $
//
// File: MuoGeometryMessenger.hpp
// Purpose: 
// Created: 19-DEC-1998   John Hobbs
//
// $Revision: 1.3 $
//
//

// Include files
#include "absGeometryMessenger.hpp"
#include "d0_geometry/base/BaseGeometry.hpp"


/**  CPS Geometry Messenger.

     Define a messenger to the CPS Geometry telling that there is a
     new version of a non-mutable geometry.  This messenger is
     intended for use in reco.

  */
class MuoGeometryMessenger: public absGeometryMessenger {
public:

  ///  Constructor
  MuoGeometryMessenger(absGeometryMessenger* chain=0): 
    absGeometryMessenger(chain) {}

  ///  Refresh with a new BaseGeometry
  void refresh(d0_Ref<BaseGeometry> detector, const bool passnull=false) const;

};
#endif //MUOGEOMETRYMESSENGER_HPP