BingRouteDataProvider.RouteCalculated Event

Occurs when a route has been calculated.

Namespace: DevExpress.XtraMap

Assembly: DevExpress.XtraMap.v20.1.dll

Declaration

public event BingRouteCalculatedEventHandler RouteCalculated
Public Event RouteCalculated As BingRouteCalculatedEventHandler

Event Data

The RouteCalculated event's data class is BingRouteCalculatedEventArgs. The following properties provide information specific to this event:

Property Description
CalculationResult Returns a result of a route calculation.
Cancelled Gets a value indicating whether an asynchronous operation has been canceled. Inherited from AsyncCompletedEventArgs.
Error Gets a value indicating which error occurred during an asynchronous operation. Inherited from AsyncCompletedEventArgs.
UserState Gets the unique identifier for the asynchronous task. Inherited from AsyncCompletedEventArgs.

Examples

private void OnRouteCalculated(object sender, BingRouteCalculatedEventArgs e) {
    RouteCalculationResult result = e.CalculationResult;
    if((result.RouteResults == null) ||
        (result.ResultCode == RequestResultCode.BadRequest)) {
        rtbResults.Text = "The Bing Route service does not work for this location.";
        return;
    }

    StringBuilder resultList = new StringBuilder("");

    if(result.IntermediatePoints != null) {
        resultList.Append(String.Format("_________________________\n"));

        for(int i = 0; i < e.CalculationResult.IntermediatePoints.Count; i++)
            resultList.Append(
                String.Format("Starting point {0}: {1} ({2})\n",
                i + 1,
                e.CalculationResult.IntermediatePoints[i].Description,
                e.CalculationResult.IntermediatePoints[i].Location)
            );
    }

    if((result.RouteResults != null) & (result.ResultCode == RequestResultCode.Success)) {

        for(int rnum = 0; rnum < e.CalculationResult.RouteResults.Count; rnum++) {
            resultList.Append(String.Format("_________________________\n"));
            resultList.Append(String.Format("Path {0}:\n", rnum + 1));
            resultList.Append(String.Format(
                "Distance: {0}\n",
                e.CalculationResult.RouteResults[rnum].Distance
            ));
            resultList.Append(String.Format(
                "Time: {0}\n",
                e.CalculationResult.RouteResults[0].Time
            ));

            if(e.CalculationResult.RouteResults[rnum].Legs != null) {
                int legNum = 1;
                foreach(BingRouteLeg leg in e.CalculationResult.RouteResults[rnum].Legs) {
                    resultList.Append(String.Format("\tLeg {0}:\n", legNum++));
                    resultList.Append(String.Format("\tDistance: {0}\n", leg.Distance));
                    resultList.Append(String.Format("\tTime: {0}\n", leg.Time));
                    if(leg.Itinerary != null) {
                        foreach(BingItineraryItem itineraryItem in leg.Itinerary) {
                            resultList.Append(String.Format(itineraryItem.Maneuver + "\n"));
                            resultList.Append(String.Format(
                                "\t\tLocation: {0}\n",
                                itineraryItem.Location
                            ));
                        }
                    }
                }
            }
        }
    }
    rtbResults.Text = resultList.ToString();
}
See Also