OsmGeocodeDataProvider Class

Provides the capability to obtain geocode data from the Open Street Map service.

Namespace: DevExpress.XtraMap

Assembly: DevExpress.XtraMap.v18.1.dll

Declaration

C#

public class OsmGeocodeDataProvider :
    WebInformationDataProvider,
    IMouseClickRequestSender

VB.NET

Public Class OsmGeocodeDataProvider
    Inherits WebInformationDataProvider
    Implements IMouseClickRequestSender

Example

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.

Note

A complete sample project is available at https://github.com/DevExpress-Examples/how-to-use-the-openstreetmap-geocode-service-via-the-map-control-t629683

MainForm.cs

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()
        }
    });
}

MainForm.vb

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

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the OsmGeocodeDataProvider class.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

how-to-use-the-openstreetmap-geocode-service-via-the-map-control-t629683/CS/OsmGeocodeSample/MainForm.cs#L20

new InformationLayer {
    DataProvider = new OsmGeocodeDataProvider()
}

VB.NET

how-to-use-the-openstreetmap-geocode-service-via-the-map-control-t629683/VB/OsmGeocodeSample/MainForm.vb#L20

    _
    New InformationLayer With {.DataProvider = New OsmGeocodeDataProvider()} _
})

Implements

ISupportWebRequest

IMouseClickRequestSender

Inheritance

Object

InformationDataProviderBase

WebInformationDataProvider

OsmGeocodeDataProvider