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InformationLayer.Data Property

Specifies the data storage for the information layer.

Namespace: DevExpress.XtraMap

Assembly: DevExpress.XtraMap.v24.2.dll

NuGet Package: DevExpress.Win.Map

#Declaration

public MapItemStorage Data { get; }

#Property Value

Type Description
MapItemStorage

A MapItemStorage object.

#Example

To manually generate map items for received GIS data, do the following.

using DevExpress.XtraMap;
using System.Windows.Forms;

namespace WinForms_MapControl_InformationLayer {
    public partial class Form1 : Form {
        InformationLayer GeocodeLayer { get { return (InformationLayer)mapControl1.Layers["GeocodeLayer"]; } }
        BingGeocodeDataProvider GeocodeProvider { get { return (BingGeocodeDataProvider)GeocodeLayer.DataProvider; } }

        public Form1() {
            InitializeComponent();
            GeocodeProvider.LocationInformationReceived += GeocodeProvider_LocationInformationReceived;
        }

        void GeocodeProvider_LocationInformationReceived(object sender, LocationInformationReceivedEventArgs e) {
            if ((e.Cancelled) && (e.Result.ResultCode != RequestResultCode.Success)) return;

            GeocodeLayer.Data.Items.Clear();
            foreach (LocationInformation locationInformation in e.Result.Locations)
                GeocodeLayer.Data.Items.Add(new MapCallout() {
                    Location = locationInformation.Location,
                    Text = locationInformation.DisplayName
                });
        }
    }
}
See Also