ShapefileDataAdapter.FileUri Property

Gets or sets an Uri that defines the location of a shapefile.

Namespace: DevExpress.XtraMap

Assembly: DevExpress.XtraMap.v18.2.dll

Declaration

C#

[DefaultValue(null)]
public Uri FileUri { get; set; }

VB.NET

<DefaultValue(Nothing)>
Public Property FileUri As Uri

Property Value

Type	Default	Description
Uri	*null*	A Uri object that contains a shapefile Uri.

Example

To load shape data from a shapefile do the following.

• Create a ShapefileDataAdapter object.
• Specify its ShapefileDataAdapter.FileUri property.
• Assign this object as the VectorItemsLayer.Data property value.

Note

A complete sample project is available at https://github.com/DevExpress-Examples/how-to-colorize-map-contours-loaded-from-shapefiles-using-the-choropleth-colorizer-e4691

Form1.cs

    // Create data for the MapLayer.
    MapLayer.Data = CreateData();
private MapDataAdapterBase CreateData() {
    Uri baseUri = new Uri(System.Reflection.Assembly.GetEntryAssembly().Location);

    // Create an adapter to load data from shapefile.
    ShapefileDataAdapter adapter = new ShapefileDataAdapter() {
        FileUri = new Uri(baseUri, filename)
    };

    return adapter;
}

Form1.vb

    ' Create data for the MapLayer.
    MapLayer.Data = CreateData()
Private Function CreateData() As MapDataAdapterBase
    Dim baseUri As New Uri(System.Reflection.Assembly.GetEntryAssembly().Location)

    ' Create an adapter to load data from shapefile.
    Dim adapter As New ShapefileDataAdapter() With {.FileUri = New Uri(baseUri, filename)}

    Return adapter
End Function

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the FileUri property.

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-customize-coordinate-systems-of-a-map-and-data-source-t202055/CS/CoordinateSystems/Form1.cs#L29

Uri baseUri = new Uri(System.Reflection.Assembly.GetEntryAssembly().Location);
Adapter.FileUri = new Uri(baseUri, geoMapGeoDataFile);
Adapter.SourceCoordinateSystem = new GeoSourceCoordinateSystem();

how-to-colorize-map-contours-loaded-from-shapefiles-using-the-graph-colorizer-e4723/CS/MapGraphColorizer/Form1.cs#L40

string shapefilePath = "../../Data/Countries.shp";
loader.FileUri = new Uri(baseUri, shapefilePath);

how-to-configure-a-range-distribution-of-choroplethcolorizer-t142434/CS/RangeDistributions/Form1.cs#L27

    Uri baseUri = new Uri(System.Reflection.Assembly.GetEntryAssembly().Location);
    Adapter.FileUri = new Uri(baseUri, filepath);
}

how-to-implement-a-custom-map-projection-e4783/CS/CustomProjection/Form1.cs#L26

    Uri baseUri = new Uri(System.Reflection.Assembly.GetEntryAssembly().Location);
    Adapter.FileUri = new Uri(baseUri, filepath);
}

how-to-move-a-map-pushpin-element-at-runtime-t190789/CS/MoveMapItems/Form1.cs#L25

data.FileUri = new Uri(string.Format("file:///{0}/Countries.shp", Environment.CurrentDirectory));
vlayer.Data = data;

VB.NET

how-to-customize-coordinate-systems-of-a-map-and-data-source-t202055/VB/CoordinateSystems/Form1.vb#L31

Dim baseUri As New Uri(System.Reflection.Assembly.GetEntryAssembly().Location)
Adapter.FileUri = New Uri(baseUri, geoMapGeoDataFile)
Adapter.SourceCoordinateSystem = New GeoSourceCoordinateSystem()

how-to-colorize-map-contours-loaded-from-shapefiles-using-the-graph-colorizer-e4723/VB/MapGraphColorizer/Form1.vb#L39

Dim shapefilePath As String = "../../Data/Countries.shp"
loader.FileUri = New Uri(baseUri, shapefilePath)

how-to-configure-a-range-distribution-of-choroplethcolorizer-t142434/VB/RangeDistributions/Form1.vb#L41

    Dim baseUri As New Uri(System.Reflection.Assembly.GetEntryAssembly().Location)
    Adapter.FileUri = New Uri(baseUri, filepath)
End Sub

how-to-implement-a-custom-map-projection-e4783/VB/CustomProjection/Form1.vb#L34

    Dim baseUri As New Uri(System.Reflection.Assembly.GetEntryAssembly().Location)
    Adapter.FileUri = New Uri(baseUri, filepath)
End Sub

how-to-move-a-map-pushpin-element-at-runtime-t190789/VB/MoveMapItems/Form1.vb#L27

data.FileUri = New Uri(String.Format("file:///{0}/Countries.shp", Environment.CurrentDirectory))
vlayer.Data = data