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PieSegment.Argument Property

Gets or sets an object, which provides arguments for the PieSegment.

Namespace: DevExpress.XtraMap

Assembly: DevExpress.XtraMap.v24.1.dll

NuGet Package: DevExpress.Win.Map

Declaration

[DefaultValue(null)]
public object Argument { get; set; }

Property Value

Type Default Description
Object null

A Object.

Example

char letter = 'A';
double defaultValue = 10;
MapPie pie;

private void Form1_Load(object sender, EventArgs e) {
    MapItemStorage storage = new MapItemStorage();
    pie = new MapPie() {
        Location = new GeoPoint(51.507222, -0.1275),
        Size = 100,
        Argument = "pie",
    };
    pie.Segments.Add(new PieSegment() { Argument = NextLetter(), Value = defaultValue });
    pie.Segments.Add(new PieSegment() { Argument = NextLetter(), Value = defaultValue });
    pie.Segments.Add(new PieSegment() { Argument = NextLetter(), Value = defaultValue });

    storage.Items.Add(pie);

    mapControl1.Layers.Add(new VectorItemsLayer() {
        Data = storage,
        Colorizer = new KeyColorColorizer() {
            ItemKeyProvider = new ArgumentItemKeyProvider(),
            PredefinedColorSchema = PredefinedColorSchema.Palette
        }
    });

    lbRotationDirection.DataSource = Enum.GetValues(typeof(RotationDirection));
    lbSegments.DataSource = pie.Segments;
}

string NextLetter() {
    return letter++.ToString();
}
See Also