Dynamic Visibility

sample image

Razor

@page "/General/Visibility"
@using LiveChartsCore.SkiaSharpView.Blazor
@using LiveChartsCore;
@using LiveChartsCore.SkiaSharpView;

<div>
    <button type="button" class="btn btn-primary" @onclick="() => ToggleSeries(0)">Toggle first</button>
    <button type="button" class="btn btn-primary" @onclick="() => ToggleSeries(1)">Toggle second</button>
    <button type="button" class="btn btn-primary" @onclick="() => ToggleSeries(2)">Toggle third</button>
</div>

<CartesianChart
    Series="@series">
</CartesianChart>

@code {
    private ISeries[] series;

    protected override void OnInitialized()
    {
        series = new ISeries[]
        {
            new ColumnSeries<double> { Values = new double[] { 2, 5, 4, 3 }, IsVisible = true },
            new ColumnSeries<double> { Values = new double[] { 1, 2, 3, 4 }, IsVisible = true },
            new ColumnSeries<double> { Values = new double[] { 4, 3, 2, 1 }, IsVisible = true }
        };
    }

    private void ToggleSeries(int index)
    {
        if (series[index] is ISeries s)
        {
            s.IsVisible = !s.IsVisible;
        }
    }
}

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Cartesian chart control
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