Skip to main content
All docs
V24.2

DevExpress v24.2 Update — Your Feedback Matters

Our What's New in v24.2 webpage includes product-specific surveys. Your response to our survey questions will help us measure product satisfaction for features released in this major update and help us refine our plans for our next major release.

Take the survey Not interested

IChartSeriesLabel.Border Property

Returns label border settings.

Namespace: DevExpress.Blazor

Assembly: DevExpress.Blazor.v24.2.dll

NuGet Package: DevExpress.Blazor

#Declaration

C#
IChartSeriesLabelBorder Border { get; }

#Property Value

Type Description
IChartSeriesLabelBorder

Label border settings.

#Remarks

IChartSeriesLabel properties allow you to configure point label settings. To access these settings, use the PointLabel property in a CustomizeSeriesPoint event handler.

The Border property allows you to access and modify the following label border settings:

Visible
Allows you to hide or display label borders.
Color
Specifies the border color.
DashStyle | Width
Allow you to customize style and width of the border line.

#Example

The following code snippet configures border settings of visible point labels:

Chart - Label Border Customization

Razor
<DxChart Data="@WeatherForecasts"
         CustomizeSeriesPoint="@PreparePointLabel"
         Width="100%">
    <DxChartTitle Text="Annual Weather in New York" />
    <DxChartLineSeries SummaryMethod="@(i => i.Average())"
                        ValueField="@((DetailedWeatherSummary i) => i.AverageTemperatureF)"
                        ArgumentField="@(i => new DateTime(2000, i.Date.Month, 1))"
                        Name="Temperature, F"
                        Filter="@((DetailedWeatherSummary  i) => i.City == "NEW YORK")">
        <DxChartSeriesLabel Position="RelativePosition.Outside"
                            FormatPattern="{argument:MMMM}: {value:#.##} °F">
            <DxChartSeriesLabelConnector Visible="true"
                                            Width="3" />
            <DxChartFont Size="14" Weight="600"/>
        </DxChartSeriesLabel>
    </DxChartLineSeries>
    @* ... *@
</DxChart>

@code {
    WeatherForecast[] WeatherForecasts;
    // ...

    protected void PreparePointLabel(ChartSeriesPointCustomizationSettings pointSettings) {
        double value = (double)pointSettings.Point.Value;
        if (value > 50 && value < 70)
            pointSettings.PointLabel.Visible = true;
            // ...
            pointSettings.PointLabel.Border.Visible = true;
            pointSettings.PointLabel.Border.Width = 2.5;
    }
}
See Also