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)