RouteServiceClient.CalculateRoute Method

private void CalculateRouteRequest()
{
string Results = "";
try
{
// Set a Bing Maps key before making a request
string key = "Bing Maps Key";

RouteService.RouteRequest routeRequest = new RouteService.RouteRequest();

// Set the credentials using a valid Bing Maps key
routeRequest.Credentials = new RouteService.Credentials();
routeRequest.Credentials.ApplicationId = key;

// Set the start, stop, and end points
RouteService.Waypoint[] waypoints = new RouteService.Waypoint[3];
waypoints[0] = new RouteService.Waypoint();
waypoints[0].Description = "Start";
waypoints[0].Location = new RouteService.Location();
waypoints[0].Location.Latitude = 40;
waypoints[0].Location.Longitude = -120;
waypoints[1] = new RouteService.Waypoint();
waypoints[1].Description = "Stop";
waypoints[1].Location = new RouteService.Location();
waypoints[1].Location.Latitude = 40.5;
waypoints[1].Location.Longitude = -120.5;
waypoints[2] = new RouteService.Waypoint();
waypoints[2].Description = "End";
waypoints[2].Location = new RouteService.Location();
waypoints[2].Location.Latitude = 41;
waypoints[2].Location.Longitude = -121;

routeRequest.Waypoints = waypoints;

// Make the calculate route request
RouteService.RouteServiceClient routeService = new RouteService.RouteServiceClient("BasicHttpBinding_IRouteService");
RouteService.RouteResponse routeResponse = routeService.CalculateRoute(routeRequest);

// Iterate through each itinerary item to get the route directions
RouteService.RouteLeg leg;
string directions = "";

for (int k=0; k<routeResponse.Result.Legs.Length; k++)
{
leg = routeResponse.Result.Legs[k];

for (int i=0; i<leg.Itinerary.Length; i++)
{
directions = directions + leg.Itinerary[i].Text + "<br>";
}
}

Results = directions;


}
catch (Exception ex)
{
Results = "An exception occurred: " + ex.Message;

}

}