IChartSeriesLabelConnector Interface

Defines a label’s connector settings.

Namespace: DevExpress.Blazor

Assembly: DevExpress.Blazor.v25.1.dll

NuGet Package: DevExpress.Blazor

Declaration

C#

public interface IChartSeriesLabelConnector

Related API Members

The following members return IChartSeriesLabelConnector objects:

• IChartSeriesLabel.Connector

Remarks

The Connector property returns instances of the IChartSeriesLabelConnector interface. Use the Connector property in a CustomizeSeriesPoint event handler to configure the following label connector settings:

Color

Specifies the label connector’s color.

Width

Specifies the label connector’s width.

Visible

Specifies the label connector’s visibility state.

The following code snippet hides connectors for all visible point labels.

Razor

<DxChart Data="@WeatherForecasts" CustomizeSeriesPoint="@PreparePointLabel">
    <DxChartLineSeries SummaryMethod="@(i => (int)i.Average())"
                       ValueField="@((WeatherForecast i) => i.TemperatureF)"
                       ArgumentField="@(i => i.Date.Date)"
                       Name="Temperature, F">
        <DxChartSeriesLabel Position="RelativePosition.Outside" />
    </DxChartLineSeries>
    <DxChartLegend Position="RelativePosition.Outside" />
</DxChart>

@code {
    WeatherForecast[] WeatherForecasts;
    ...
    protected void PreparePointLabel(ChartSeriesPointCustomizationSettings pointSettings) {
        double value = (double)pointSettings.Point.Value;
        if (value > 25 && value < 75) {
            pointSettings.PointLabel.Visible = true;
            pointSettings.PointLabel.Connector.Visible = false;
        }
    }
}

Run Demo: Charts - Series Label Customization