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V21.2

BingRouteIsochronePolygonResult Class

Stores an isochrone polygon’s calculation results received from the Bing Maps service.

Namespace: DevExpress.Xpf.Map

Assembly: DevExpress.Xpf.Map.v21.2.dll

Declaration

public class BingRouteIsochronePolygonResult

Remarks

The following code plots a polygon that shows the area that is accessible from the specified point. The size of the area depends on a given travel time (the time is equal to 10 minutes in the example below):

Time-based isochrone calculated based on traffic

<Window
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:IsochroneMap"
        xmlns:dxm="http://schemas.devexpress.com/winfx/2008/xaml/map" 
        x:Class="IsochroneMap.MainWindow"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="800" Loaded="Window_Loaded">
    <Grid>
        <dxm:MapControl>
            <dxm:ImageLayer>
                <dxm:BingMapDataProvider BingKey="Insert your Bing key." 
                                      Kind="RoadLight" />
            </dxm:ImageLayer>
            <dxm:InformationLayer x:Name="infoLayer">
                <dxm:BingRouteIsochroneDataProvider x:Name="isochroneProvider" 
                                                    BingKey="Insert your Bing key."
                                                    GenerateLayerItems="False"
                                                    IsochroneCalculated="OnIsochroneCalculated">
                    <dxm:BingRouteIsochroneDataProvider.IsochroneOptions>
                        <dxm:BingRouteIsochroneOptions Mode="Driving" 
                                                    TimeUnit="Minute"/>
                    </dxm:BingRouteIsochroneDataProvider.IsochroneOptions>
                </dxm:BingRouteIsochroneDataProvider>
            </dxm:InformationLayer>
        </dxm:MapControl>
    </Grid>
</Window>
using DevExpress.Xpf.Map;
using System;
using System.Windows;
using System.Windows.Media;

namespace IsochroneMap {
    public partial class MainWindow : Window {
        private void Window_Loaded(object sender, RoutedEventArgs e) {
            GeoPoint origin = new GeoPoint(42.3589935302734, -71.0586318969727);
            isochroneProvider.CalculateIsochroneByTimeWithTraffic(new RouteWaypoint("Origin", origin), 10, new DateTime(2021, 05, 05, 15, 0, 0));
        }

        private void OnIsochroneCalculated(object sender, BingRouteIsochroneCalculatedEventArgs e) {
            foreach (var polygon in e.CalculationResult.IsochroneResult.Polygons) {
                MapPolyline item = new MapPolyline();
                foreach (var points in polygon.Coordinates)
                    item.Points.Add(points);
                item.StrokeStyle = new StrokeStyle { Thickness = 2 };
                item.Stroke = Brushes.Red;

                MapPushpin pushpin = new MapPushpin { Location = e.CalculationResult.IsochroneResult.Origin, Brush = Brushes.Red };

                VectorLayer vectorLayer = new VectorLayer();
                mapControl.Layers.Add(vectorLayer);
                MapItemStorage storage = new MapItemStorage();
                vectorLayer.Data = storage;
                storage.Items.Add(item);
                storage.Items.Add(pushpin);
            }
            mapControl.ZoomToFitLayerItems();
        }
    }
}

Inheritance

Object
BingRouteIsochronePolygonResult
See Also