Dynamic Visibility

sample image

View model

using System.Collections.ObjectModel;
using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
using LiveChartsCore;
using LiveChartsCore.SkiaSharpView;

namespace ViewModelsSamples.General.Visibility;

public partial class ViewModel : ObservableObject
{
    public ISeries[] Series { get; set; } =
    {
        new ColumnSeries<double>
        {
            Values = new ObservableCollection<double> { 2, 5, 4, 3 },
            IsVisible = true
        },
        new ColumnSeries<double>
        {
            Values = new ObservableCollection<double> { 6, 3, 2, 8 },
            IsVisible = true
        },
        new ColumnSeries<double>
        {
            Values = new ObservableCollection<double> { 4, 2, 8, 7 },
            IsVisible = true
        }
    };

    [RelayCommand]
    public void ToggleSeries0()
    {
        Series[0].IsVisible = !Series[0].IsVisible;
    }

    [RelayCommand]
    public void ToggleSeries1()
    {
        Series[1].IsVisible = !Series[1].IsVisible;
    }

    [RelayCommand]
    public void ToggleSeries2()
    {
        Series[2].IsVisible = !Series[2].IsVisible;
    }
}

HTML

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

<div>
	<button type="button" class="btn btn-primary" @onclick="ViewModel.ToggleSeries0">Toggle first</button>
	<button type="button" class="btn btn-primary" @onclick="ViewModel.ToggleSeries1">Toggle second</button>
	<button type="button" class="btn btn-primary" @onclick="ViewModel.ToggleSeries2">Toggle third</button>
</div>

<CartesianChart
	Series="ViewModel.Series">
</CartesianChart>

@code {
	public ViewModel ViewModel { get; set; } = new();
}

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Cartesian chart control
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