BingRouteResult.WaypointsOrder Property

Returns an array of waypoint indexes.

Namespace: DevExpress.Xpf.Map

Assembly: DevExpress.Xpf.Map.v23.2.dll

NuGet Package: DevExpress.Wpf.Map

Declaration

C#

public int[] WaypointsOrder { get; }

VB.NET

Public ReadOnly Property WaypointsOrder As Integer()

Property Value

Type	Description
Int32[]	An array of indexes.

Remarks

If the BingRouteOptions.OptimizeWaypoints property is set to true, the WaypointsOrder property returns waypoint indexes in sorted order. Note that the first and last waypoint positions are not changed when waypoints are optimized.

The following example shows how to obtain a list of optimized waypoint indexes:

XAML

<dx:ThemedWindow
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:dx="http://schemas.devexpress.com/winfx/2008/xaml/core"
    xmlns:dxm="http://schemas.devexpress.com/winfx/2008/xaml/map" 
    x:Class="WaypointOptimization.MainWindow"
    Title="MainWindow" Height="800" Width="1000" Loaded="ThemedWindow_Loaded">
    <Grid>
        <dxm:MapControl x:Name="mapControl">
            <dxm:ImageLayer>
                <dxm:BingMapDataProvider BingKey="Your Bing key here." 
                                         Kind="RoadLight" />
            </dxm:ImageLayer>
            <dxm:InformationLayer x:Name="infoLayer" DataRequestCompleted="OnDataRequestCompleted">
                <dxm:BingRouteDataProvider x:Name="routeProvider" 
                                           BingKey="Your Bing key here."
                                           RouteCalculated="routeProvider_RouteCalculated">
                    <dxm:BingRouteDataProvider.RouteOptions>
                        <dxm:BingRouteOptions Mode="Driving" 
                                              OptimizeWaypoints="True"/>
                    </dxm:BingRouteDataProvider.RouteOptions>
                </dxm:BingRouteDataProvider>
            </dxm:InformationLayer>
        </dxm:MapControl>
    </Grid>
</dx:ThemedWindow>

C#

using DevExpress.Xpf.Core;
using DevExpress.Xpf.Map;
using System.Collections.Generic;
using System.Windows;

namespace WaypointOptimization {
    public partial class MainWindow : ThemedWindow {
        public MainWindow() {
            InitializeComponent();
        }
        private void ThemedWindow_Loaded(object sender, RoutedEventArgs e) {
            List<RouteWaypoint> waypoints = new List<RouteWaypoint>() {
                new RouteWaypoint("San Francisco", new GeoPoint( 37.4639, -122.2459)),
                new RouteWaypoint("Las Vegas", new GeoPoint( 36.1030, -115.0811)),
                new RouteWaypoint("San Jose", new GeoPoint( 37.20, -121.54)),
                new RouteWaypoint("Chico", new GeoPoint(39.4424, -121.508)),
                new RouteWaypoint("Los Angeles", new GeoPoint( 34.03, -118.15)),
                new RouteWaypoint("Oakland", new GeoPoint( 37.4816, -122.1615))
            };
            routeProvider.CalculateRoute(waypoints);
        }
        private void routeProvider_RouteCalculated(object sender, BingRouteCalculatedEventArgs e) {
            // Get waypoint indexes:
            int[] waypointsOrder = e.CalculationResult.RouteResults[0].WaypointsOrder;
            //...
        }
        private void OnDataRequestCompleted(object sender, RequestCompletedEventArgs e) {
            // Call the ZoomToFitLayerItems method to zoom the map so that it displays the whole generated route.
            mapControl.ZoomToFitLayerItems();
        }
    }
}

VB.NET

Imports DevExpress.Xpf.Core
Imports DevExpress.Xpf.Map
Imports System.Collections.Generic

Namespace WaypointOptimization
    Public Partial Class MainWindow
        Inherits ThemedWindow
        Public Sub New()
            InitializeComponent()
        End Sub
        Private Sub ThemedWindow_Loaded(ByVal sender As Object, ByVal e As RoutedEventArgs)
            Dim waypoints As List(Of RouteWaypoint) = New List(Of RouteWaypoint)() From {
                New RouteWaypoint("San Francisco", New GeoPoint(37.4639, -122.2459)),
                New RouteWaypoint("Las Vegas", New GeoPoint(36.1030, -115.0811)),
                New RouteWaypoint("San Jose", New GeoPoint(37.20, -121.54)),
                New RouteWaypoint("Chico", New GeoPoint(39.4424, -121.508)),
                New RouteWaypoint("Los Angeles", New GeoPoint(34.03, -118.15)),
                New RouteWaypoint("Oakland", New GeoPoint(37.4816, -122.1615))
            }
            routeProvider.CalculateRoute(waypoints)
        End Sub
        Private Sub routeProvider_RouteCalculated(ByVal sender As Object, ByVal e As BingRouteCalculatedEventArgs)
            ' Get waypoint indexes:
            Dim waypointsOrder As Integer() = e.CalculationResult.RouteResults(0).WaypointsOrder
            '...
        End Sub
        Private Sub OnDataRequestCompleted(ByVal sender As Object, ByVal e As RequestCompletedEventArgs)
            ' Call the ZoomToFitLayerItems method to zoom the map so that it displays the whole generated route.
            mapControl.ZoomToFitLayerItems()
        End Sub
    End Class
End Namespace