34 #ifdef  G4VIS_BUILD_VRML_DRIVER 
   36 #ifndef G4_FR_CLIENT_HH 
   37 #define G4_FR_CLIENT_HH 
   47         virtual ~G4FRClient();
 
   52         G4int getPort() 
const;
 
   54         G4bool isConnected()
 const { 
return connected; }
 
   55         G4bool is_open    ()
 const { 
return connected; }
 
   60         G4FRClient& 
operator << (G4FRClient& (*)(G4FRClient&));
 
   70 #endif //G4_FR_CLIENT_HH 
   71 #endif //G4VIS_BUILD_VRML_DRIVER 
std::ostream & operator<<(std::ostream &ostr, const G4String &astr)