Gaps/Null Points

Hover over the image to see the chart animation

The [ObservableObject], [ObservableProperty] and [RelayCommand] attributes come from the CommunityToolkit.Mvvm package, you can read more about it here.

sample image sample image

View Model

using CommunityToolkit.Mvvm.ComponentModel;
using LiveChartsCore;
using LiveChartsCore.Defaults;
using LiveChartsCore.SkiaSharpView;

namespace ViewModelsSamples.General.NullPoints;

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

        new LineSeries<double?>
        {
            Values = new double?[] { 2, 6, 5, 3, null, 5, 2, 4, null }
        },

        new LineSeries<ObservablePoint?>
        {
            Values = new ObservablePoint?[]
            {
                new ObservablePoint { X = 0, Y = 1 },
                new ObservablePoint { X = 1, Y = 4 },
                null,
                new ObservablePoint { X = 4, Y = 5 },
                new ObservablePoint { X = 6, Y = 1 },
                new ObservablePoint { X = 8, Y = 6 },
            }
        }
    };
}

XAML

<UserControl x:Class="AvaloniaSample.General.NullPoints.View"
             xmlns="https://github.com/avaloniaui"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:lvc="using:LiveChartsCore.SkiaSharpView.Avalonia"
             xmlns:vms="using:ViewModelsSamples.General.NullPoints">
  <UserControl.DataContext>
    <vms:ViewModel/>
  </UserControl.DataContext>
  <Grid>
    <Grid.RowDefinitions>
      <RowDefinition Height="*"/>
    </Grid.RowDefinitions>
    <lvc:CartesianChart Series="{Binding Series}"></lvc:CartesianChart>
  </Grid>  
</UserControl>

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