public void onCalculateRouteFinished(
            RouteManager.Error errorCode, List<RouteResult> result) {

          if (errorCode == RouteManager.Error.NONE && result.get(0).getRoute() != null) {

            // create a map route object and place it on the map
            mapRoute = new MapRoute(result.get(0).getRoute());
            map.addMapObject(mapRoute);

            // Get the bounding box containing the route and zoom in
            GeoBoundingBox gbb = result.get(0).getRoute().getBoundingBox();
            map.zoomTo(gbb, Map.Animation.NONE, Map.MOVE_PRESERVE_ORIENTATION);

            textViewResult.setText(
                String.format(
                    "Route calculated with %d maneuvers.",
                    result.get(0).getRoute().getManeuvers().size()));
          } else {
            textViewResult.setText(
                String.format("Route calculation failed: %s", errorCode.toString()));
          }
        }
  // Functionality for taps of the "Get Directions" button
  public void getDirections(View view) {
    // 1. clear previous results
    textViewResult.setText("");
    if (map != null && mapRoute != null) {
      map.removeMapObject(mapRoute);
      mapRoute = null;
    }

    // 2. Initialize RouteManager
    RouteManager routeManager = new RouteManager();

    // 3. Select routing options via RoutingMode
    RoutePlan routePlan = new RoutePlan();

    RouteOptions routeOptions = new RouteOptions();
    routeOptions.setTransportMode(RouteOptions.TransportMode.PEDESTRIAN);
    routeOptions.setRouteType(RouteOptions.Type.FASTEST);
    routePlan.setRouteOptions(routeOptions);

    // 4. Select Waypoints for your routes
    // START: Nokia, Burnaby
    routePlan.addWaypoint(new GeoCoordinate(Src.Lat, Src.Longt));
    ;
    // END: Airport, YVR
    routePlan.addWaypoint(new GeoCoordinate(Dest.Lat, Dest.Longt));

    // 5. Retrieve Routing information via RouteManagerListener
    RouteManager.Error error = routeManager.calculateRoute(routePlan, routeManagerListener);

    if (error != RouteManager.Error.NONE) {
      Toast.makeText(
              getApplicationContext(),
              "Route calculation failed with: " + error.toString(),
              Toast.LENGTH_SHORT)
          .show();
    }
  };