windowsforms-devexpress-dot-xtramap-f8fb7a2f.md
Provides the capability to obtain geocode data from the Open Street Map service.
Namespace : DevExpress.XtraMap
Assembly : DevExpress.XtraMap.v25.2.dll
NuGet Package : DevExpress.Win.Map
public class OsmGeocodeDataProvider :
WebInformationDataProvider,
IMouseClickRequestSender
Public Class OsmGeocodeDataProvider
Inherits WebInformationDataProvider
Implements IMouseClickRequestSender
This example demonstrates how to add an image layer displaying map tiles from the OSM service and an information layer that searches for a place on the map using the OSM search service. It uses the following classes:
| Class | Description |
|---|---|
| ImageLayer | Displays map images obtained from map image data providers. |
| OpenStreetMapDataProvider | The class that loads map images from a web resource that provides data in the OpenStreetMap format. |
| InformationLayer | A layer that is used to display additional information above the map. |
OsmGeocodeDataProvider | Provides the capability to obtain geocode data from the Open Street Map service. |
private void OnFormLoad(object sender, EventArgs e) {
mapControl.Layers.AddRange(new LayerBase[] {
new ImageLayer {
DataProvider = new OpenStreetMapDataProvider() {
TileUriTemplate = "YOUR_TILE_SERVICE.com/{1}/{2}/{3}"
}
},
new InformationLayer {
DataProvider = new OsmGeocodeDataProvider()
}
});
}
Private Sub OnFormLoad(ByVal sender As Object, ByVal e As EventArgs) Handles Me.Load
mapControl.Layers.AddRange(New LayerBase() { _
New ImageLayer With { _
.DataProvider = New OpenStreetMapDataProvider() With {.TileUriTemplate = "YOUR_TILE_SERVICE.com/{1}/{2}/{3}"} _
}, _
_
New InformationLayer With {.DataProvider = New OsmGeocodeDataProvider()} _
})
End Sub
Object InformationDataProviderBase WebInformationDataProvider OsmGeocodeDataProvider
See Also