DxPieChartAnnotation.Location Property

Specifies whether to position the annotation at the edge or in the center of the specified argument.

Namespace: DevExpress.Blazor

Assembly: DevExpress.Blazor.v24.1.dll

NuGet Package: DevExpress.Blazor

Declaration

[DefaultValue(PieChartAnnotationLocation.Center)]
[Parameter]
public PieChartAnnotationLocation Location { get; set; }

Property Value

Type	Default	Description
PieChartAnnotationLocation	Center	An enumeration value.

Available values:

Name	Description	Image
Center	Positions an annotation at the center of a series slice.
Edge	Positions an annotation at the edge of a series slice.

Remarks

In DxPieChart, you can create anchored annotations that point to series points specified by the Argument property. The Location property allows you to position the annotation at the edge or in the center of the specified argument.

<DxPieChart Data="@SalesData"
            T="SaleInfo">
    <DxPieChartAnnotation Text="Asia"
                          Argument="@("Asia")"
                          Series="Region Sales"
                          Opacity="1">
        <DxChartAnnotationBorder Color="#FFC107" Width="2" CornerRadius="4" />
    </DxPieChartAnnotation>
    <DxPieChartAnnotation Text="Tokyo"
                          Argument="@("Tokyo")"
                          Series="City Sales"
                          Location="PieChartAnnotationLocation.Edge"
                          Opacity="1">
        <DxChartAnnotationBorder Color="#FFC107" Width="2" CornerRadius="4" />
    </DxPieChartAnnotation>
    <DxPieChartAnnotation Type="ChartAnnotationType.Image"
                          Argument="@("New York")"
                          Series="City Sales"
                          Location="PieChartAnnotationLocation.Edge"
                          Opacity="1">
        <DxChartAnnotationImage Url="https://cdn-icons-png.flaticon.com/512/618/618848.png" />
        <DxChartAnnotationBorder Color="#FFC107" Width="2" CornerRadius="4" />
    </DxPieChartAnnotation>
    <DxPieChartSeries T="SaleInfo"
                      TArgument="string"
                      TValue="double"
                      ValueField="si => si.Amount"
                      ArgumentField="si => si.Region"
                      SummaryMethod="Enumerable.Sum"
                      Name="Region Sales">
        @* ... *@
    </DxPieChartSeries>
    <DxPieChartSeries T="SaleInfo"
                      TArgument="string"
                      TValue="double"
                      ValueField="si => si.Amount"
                      ArgumentField="si => si.City"
                      SummaryMethod="Enumerable.Sum"
                      Name="City Sales">
        @* ... *@
    </DxPieChartSeries>
    <DxChartTitle Text="Top Sales Worldwide">
        <DxChartSubTitle Text="USD" />
    </DxChartTitle>
</DxPieChart>