public EyeXGazePointDataStream(EyeXHost host, EyeXGazePointType gazePointType) { _eyeXHost = host; _gazePointType = gazePointType; // create a global interactor for the data stream and register it with the EyeXHost. var interactor = new EyeXGlobalInteractor(InteractorId, AssignGazePointDataBehavior, HandleEvent); _eyeXHost.RegisterGlobalInteractor(interactor); }