Stacked Bars

This sample uses C# 13 preview features such as partial properties, it also uses features from the CommunityToolkit.Mvvm package, you can learn more about it here.

sample image sample image

View Model

using System;
using LiveChartsCore.Kernel;

namespace ViewModelsSamples.StackedBars.Basic;

public class ViewModel
{
    public int[] Values1 { get; set; } =
        [3, 5, -3, 2, 5, -4, -2];

    public int[] Values2 { get; set; } =
        [4, 2, -3, 2, 3, 4, -2];

    public int[] Values3 { get; set; } =
        [-2, 6, 6, 5, 4, 3, -2];

    public Func<ChartPoint, string> Formatter { get; set; } =
        p => $"{p.Coordinate.PrimaryValue:N} ({p.StackedValue!.Share:P})";
}

XAML

<UserControl
    x:Class="AvaloniaSample.StackedBars.Basic.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.StackedBars.Basic"
    x:DataType="vms:ViewModel">

    <UserControl.DataContext>
        <vms:ViewModel/>
    </UserControl.DataContext>

    <lvc:CartesianChart>
        <lvc:CartesianChart.Series>
            <lvc:XamlStackedColumnSeries
                Values="{Binding Values1}"
                ShowDataLabels="True"
                YToolTipLabelFormatter="{Binding Formatter}"/>
            <lvc:XamlStackedColumnSeries
                Values="{Binding Values2}"
                ShowDataLabels="True"
                YToolTipLabelFormatter="{Binding Formatter}"/>
            <lvc:XamlStackedColumnSeries
                Values="{Binding Values3}"
                ShowDataLabels="True"
                YToolTipLabelFormatter="{Binding Formatter}"/>
        </lvc:CartesianChart.Series>
    </lvc:CartesianChart>

</UserControl>

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Cartesian chart control
Column series properties