public VPFLayer(){
  setProjectionChangePolicy(new com.bbn.openmap.layer.policy.ListResetPCPolicy(this));
  setMouseModeIDsForEvents(new String[]{"Gestures"});
}

public VPFLayer ( ) { setProjectionChangePolicy ( new com . bbn . openmap . layer . policy . ListResetPCPolicy ( this ) ) ; setMouseModeIDsForEvents ( new String [ ] { "Gestures" } ) ; }
construct a vpf layer .
