(For complete code, see MBNavigationBaseController.m of the SDKDemo project)

            // route query plan
            @property (nonatomic ,strong) MBRoutePlan *routePlan;
            
            // Initialize MBRoutePlan
            _routePlan = [[MBRoutePlan alloc]init];
            
            // Simulation starting point
            MBPoiFavorite *startPoint = [[MBPoiFavorite alloc]init];
            MBPoint startPos = {11639061,4001898};
            startPoint.pos = *(&startPos);
            
            // simulation end point
            MBPoiFavorite *endPoint = [[MBPoiFavorite alloc]init];
            MBPoint endPos = {11639743,3990885};
            endPoint.pos = *(&endPos);
            
            // Set the starting point
            [_routePlan setStartPoint:startPoint];
            
            // set the end point
            [_routePlan setEndPoint:endPoint];
            
            // Set the calculation rules
            [_routePlan setRule:MBRouteRule_walk];
            
            // Start counting
            [naviSession startRoute:_routePlan routeMethod:MBNaviSessionRouteMethod_multipleResult];
            
            // MBNaviSessionDelegate
            - (void)naviSessionRouteStarted{
                // Start counting
            }
            
            - (void)naviSessionResult:(MBRouteCollection *)routes{
                // Calculate the road to complete
                // Get the routes collection, the routeBases in this collection, need to use when initiating navigation to obtain data
            }
            
            - (void)naviSessionRouteFailed:(MBTRouterError)errCode moreDetails:(NSString*)details{
                // Calculating the road failed
            }