PieSeriesView.DonutHoleRadiusPercent Property

Gets or sets the radius of the donut center hole.

Namespace: DevExpress.WinUI.Charts

Assembly: DevExpress.WinUI.Charts.v23.2.dll

NuGet Package: DevExpress.WinUI

Declaration

C#

[DP(60, Handler = "InvalidateLayout")]
public int DonutHoleRadiusPercent { get; set; }

VB.NET

<DP(60, Handler:="InvalidateLayout")>
Public Property DonutHoleRadiusPercent As Integer

Property Value

Type	Description
Int32	A value in the range from 0 to 100.

Example

Multiple donuts are displayed nested if they have the same PieSeriesView.DonutGroup property value. Specify the PieSeriesView.DonutGroupInnerIndent property to define the gap between two nested donuts. To control the thickness of donuts, specify the PieSeriesView.DonutGroupWeight property.

The following markup adds two donut series, and displays the second series as a nested donut:

XAML

<Charts:PieChart x:Name="chart">
    <Charts:PieChart.Series>
        <Charts:PieSeries x:Name="series1">
            <Charts:PieSeries.View>
                <Charts:PieSeriesView ShowDonut="True"
                                      DonutHoleRadiusPercent="70"
                                      DonutGroup="0"
                                      DonutGroupWeight="1"
                                      DonutGroupInnerIndent="10"
                                      LegendPointPattern="{}{A}"/>
            </Charts:PieSeries.View>
            <Charts:PieSeries.Data>
                <Charts:DataSource .../>
            </Charts:PieSeries.Data>
        </Charts:PieSeries>
        <Charts:PieSeries x:Name="series2" ShowInLegend="False">
            <Charts:PieSeries.View>
                <Charts:PieSeriesView ShowDonut="True"
                                      DonutHoleRadiusPercent="70"
                                      DonutGroup="0"
                                      DonutGroupWeight="2"/>
            </Charts:PieSeries.View>
            <Charts:PieSeries.Data>
                <Charts:DataSource .../>
            </Charts:PieSeries.Data>
        </Charts:PieSeries>
    </Charts:PieChart.Series>
</Charts:PieChart>