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V24.1

BingTrafficIncidentResult Class

Stores information about an incident.

Namespace: DevExpress.Xpf.Map

Assembly: DevExpress.Xpf.Map.v24.1.dll

NuGet Package: DevExpress.Wpf.Map

Declaration

public class BingTrafficIncidentResult

Example

How to: Obtain and Display a List of Traffic Incidents

This example obtains a list of incidents in the specified area from the Bing Maps service and displays information about obtained incidents in a TextEdit control.

A map with a list of incidents.

<Window xmlns:dxe="http://schemas.devexpress.com/winfx/2008/xaml/editors" 
        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:TrafficIncidents"
        xmlns:dxm="http://schemas.devexpress.com/winfx/2008/xaml/map" 
        x:Class="TrafficIncidents.MainWindow"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="800" Loaded="OnWindowLoaded">
    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="5*"/>
            <ColumnDefinition Width="2*"/>
        </Grid.ColumnDefinitions>    
            <dxm:MapControl x:Name="mapControl" Grid.Column="0">
                <dxm:ImageLayer>
                    <dxm:BingMapDataProvider BingKey="Insert your Bing key." 
                                             Kind="RoadLight"/>
                </dxm:ImageLayer>
                <dxm:InformationLayer DataRequestCompleted="OnDataRequestCompleted">
                    <dxm:BingTrafficIncidentDataProvider x:Name="incidentProvider" 
                                                         BingKey="Insert your Bing key." 
                                                         TrafficIncidentCalculated="OnTrafficIncidentCalculated" />
                </dxm:InformationLayer>
            </dxm:MapControl>
            <dxe:TextEdit x:Name="textEdit" TextWrapping="Wrap" Grid.Column="1"/>
    </Grid>
</Window>
using DevExpress.Xpf.Map;
using System.Text;
using System.Windows;

namespace TrafficIncidents {
    public partial class MainWindow : Window {
        public MainWindow() {
            InitializeComponent();
        }
        private void OnWindowLoaded(object sender, RoutedEventArgs e) {
            BingTrafficIncidentSeverity incidentSeverity = BingTrafficIncidentSeverity.LowImpact | BingTrafficIncidentSeverity.Minor | 
                                                                BingTrafficIncidentSeverity.Moderate | BingTrafficIncidentSeverity.Serious;
            BingTrafficIncidentType incidentType = BingTrafficIncidentType.Accident | BingTrafficIncidentType.Construction | 
                                                        BingTrafficIncidentType.Miscellaneous | BingTrafficIncidentType.Weather;
            SearchBoundingBox searchArea = new SearchBoundingBox { WestLongitude = -115.338457, NorthLatitude = 36.268745, 
                                                                    EastLongitude = -114.988268, SouthLatitude= 36.1010376 };
            incidentProvider.RequestTrafficIncidents( searchArea, incidentSeverity, incidentType);
        }
        private void OnDataRequestCompleted(object sender, RequestCompletedEventArgs e) {
            // Zoom the map so that it displays the obtained incidents.
            mapControl.ZoomToFitLayerItems();
        }
        private void OnTrafficIncidentCalculated(object sender, BingTrafficIncidentCalculatedEventArgs e) {
            if (e.Cancelled) return;
            if (e.RequestResult.ResultCode != RequestResultCode.Success) {
                textEdit.Text = "Traffic incidents were not found for this area.";
                return;
            }
            StringBuilder resultList = new StringBuilder("");
            int resCounter = 1;
            foreach (BingTrafficIncidentResult resultInfo in e.RequestResult.IncidentResults) {
                resultList.Append(string.Format("Incident {0}: \r\n", resCounter));
                resultList.Append(string.Format("Type: {0}\r\n", resultInfo.Type));
                resultList.Append(string.Format("Description: {0}\r\n", resultInfo.Description));
                resultList.Append(string.Format("Start Time: {0}\r\n", resultInfo.StartTime));
                resultList.Append(string.Format("End Time: {0}\r\n", resultInfo.EndTime));
                resultList.Append(string.Format("Lat: {0}, Lon: {1}\r\n", resultInfo.Point.Latitude, resultInfo.Point.Longitude));
                resultList.Append(string.Format("______________________________\r\n"));
                resCounter++;
            }
            textEdit.Text = resultList.ToString();
        }
    }
}

Inheritance

Object
BingTrafficIncidentResult
See Also