Create and Clear Directions and Route

public class DirectionsFXMLController implements DirectionsServiceCallback {
    
    @FXML
    protected GoogleMapView mapView;

    protected DirectionsRenderer directionsRenderer = null;

    @FXML
    private void toTextFieldAction(ActionEvent event) {
        DirectionsRequest request = new DirectionsRequest("Seattle", "Redmond", TravelModes.DRIVING);
        directionsRenderer = new DirectionsRenderer(true, mapView.getMap(), directionsPane);
        directionsService.getRoute(request, this, directionsRenderer);
    }


    //Clear the directions.
    @FXML
    private void clearDirections(ActionEvent event) {
        directionsRenderer.clearDirections();
    }