MapItemsLayerBase.ExportToShp(String, ShpExportOptions) Method

Exports this vector layer data to the specified shapefile.

Namespace: DevExpress.XtraMap

Assembly: DevExpress.XtraMap.v19.2.dll

Declaration

C#

public void ExportToShp(
    string filePath,
    ShpExportOptions options
)

VB.NET

Public Sub ExportToShp(
    filePath As String,
    options As ShpExportOptions
)

Parameters

Name	Type	Description
filePath	String	A String object specifying the file path used to save data.
options	ShpExportOptions	A ShpExportOptions object specifying export options.

Example

This example shows how to export the map vector layer items to the .SVG, .KML, and .SHP file formats.

The following API members are used:

Member	Description
MapItemsLayerBase.ExportToSvg	Exports data from this vector layer to the specified stream using the defined parameters.
SvgExportOptions	The options to be applied when exporting the vector layer to the SVG file format.
MapItemsLayerBase.ExportToKml	Exports data from this vector layer to the specified stream using the KML file format.
MapItemsLayerBase.ExportToShp	Exports this vector layer data to the specified shapefile.
ShpExportOptions	The options to be applied when exporting the vector layer to a shapefile.
XtraSaveFileDialog	A replacement for the standard WinForms SaveFileDialog. Supports theming by DevExpress Skins.

C#

VectorItemsLayer layer { get { return mapControl.Layers[0] as VectorItemsLayer; } }
//...
private void exportButton_Click(object sender, EventArgs e) {
    XtraSaveFileDialog xtraSaveFileDialog = new XtraSaveFileDialog() {
        Title = "Export...",
        FileName = "Map",
        Filter = "SVG Image|*.svg|KML File|*.kml|Shapefile|*.shp"
    };
    xtraSaveFileDialog.ShowDialog();
    if(xtraSaveFileDialog.FileName != string.Empty) {
        switch(xtraSaveFileDialog.FilterIndex) {                    
            case 1:
                layer.ExportToSvg(xtraSaveFileDialog.FileName, 1, new SvgExportOptions() {
                    CoordinateSystem = new GeoMapCoordinateSystem(),
                    InitialMapSize = mapControl.Size
                });
                break;
            case 2:
                layer.ExportToKml(xtraSaveFileDialog.FileName);
                break;
            case 3:
                layer.ExportToShp(xtraSaveFileDialog.FileName, new ShpExportOptions {
                    ExportToDbf = true,
                    ShapeType = ShapeType.Polygon
                });
                break;
            default:
                break;
        }
    }
}

VB.NET

Private ReadOnly Property layer As VectorItemsLayer
        Get
            Return CType(mapControl.Layers(0),VectorItemsLayer)
        End Get
End Property
'...
Private Sub exportButton_Click(ByVal sender As Object, ByVal e As EventArgs)
    Dim xtraSaveFileDialog As XtraSaveFileDialog = New XtraSaveFileDialog() With {
        .Title = "Export...",
        .FileName = "Map",
        .Filter = "SVG Image|*.svg|KML File|*.kml|Shapefile|*.shp"
    }
    xtraSaveFileDialog.ShowDialog()
    If xtraSaveFileDialog.FileName <> String.Empty Then
        Select Case xtraSaveFileDialog.FilterIndex
            Case 1
                layer.ExportToSvg(xtraSaveFileDialog.FileName, 1, New SvgExportOptions() With {
                    .CoordinateSystem = New GeoMapCoordinateSystem(),
                    .InitialMapSize = mapControl.Size
                })
            Case 2
                layer.ExportToKml(xtraSaveFileDialog.FileName)
            Case 3
                layer.ExportToShp(xtraSaveFileDialog.FileName, New ShpExportOptions With {
                    .ExportToDbf = True,
                    .ShapeType = ShapeType.Polygon
                })
            Case Else
        End Select
    End If
End Sub

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the ExportToShp(String, ShpExportOptions) method.

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-convert-a-cartesian-data-shapefile-to-geo-coordinates-t543574/CS/MapSample/Form1.cs#L33

{
    vl.ExportToShp(dialog.FileName, new ShpExportOptions() { ExportToDbf = true, ShapeType = ShapeType.PolygonZ });
    MessageBox.Show("Shape File Saved");

VB.NET

how-to-convert-a-cartesian-data-shapefile-to-geo-coordinates-t543574/VB/MapSample/Form1.vb#L29

If vl IsNot Nothing Then
    vl.ExportToShp(dialog.FileName, New ShpExportOptions() With {.ExportToDbf = True, .ShapeType = ShapeType.PolygonZ})
    MessageBox.Show("Shape File Saved")