Stacked Bars

sample image sample image

Hover over the image to see the chart animation

This sample uses C# 12 features, it also uses features from the CommunityToolkit.Mvvm package, you can learn more about it here.

View Model

using LiveChartsCore;
using LiveChartsCore.Measure;
using LiveChartsCore.SkiaSharpView;
using LiveChartsCore.SkiaSharpView.Painting;
using SkiaSharp;

namespace ViewModelsSamples.StackedBars.Basic;

public class ViewModel
{
    public ISeries[] Series { get; set; } =
    [
        new StackedColumnSeries<int>
        {
            Values = [3, 5, -3, 2, 5, -4, -2],
            Stroke = null,
            DataLabelsPaint = new SolidColorPaint(new SKColor(45, 45, 45)),
            DataLabelsSize = 14,
            DataLabelsPosition = DataLabelsPosition.Middle,
            YToolTipLabelFormatter =
                p => $"{p.Coordinate.PrimaryValue:N} ({p.StackedValue!.Share:P})"
        },
        new StackedColumnSeries<int>
        {
            Values = [4, 2, -3, 2, 3, 4, -2],
            Stroke = null,
            DataLabelsPaint = new SolidColorPaint(new SKColor(45, 45, 45)),
            DataLabelsSize = 14,
            DataLabelsPosition = DataLabelsPosition.Middle,
            YToolTipLabelFormatter =
                p => $"{p.Coordinate.PrimaryValue:N} ({p.StackedValue!.Share:P})"
        },
        new StackedColumnSeries<int>
        {
            Values = [-2, 6, 6, 5, 4, 3, -2],
            Stroke = null,
            DataLabelsPaint = new SolidColorPaint(new SKColor(45, 45, 45)),
            DataLabelsSize = 14,
            DataLabelsPosition = DataLabelsPosition.Middle,
            YToolTipLabelFormatter =
                p => $"{p.Coordinate.PrimaryValue:N} ({p.StackedValue!.Share:P})"
        }
    ];
}

XAML

<UserControl
    x:Class="UnoWinUISample.StackedBars.Basic.View"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    xmlns:lvc="using:LiveChartsCore.SkiaSharpView.WinUI"
    xmlns:vms="using:ViewModelsSamples.StackedBars.Basic"
    mc:Ignorable="d">

    <UserControl.DataContext>
        <vms:ViewModel/>
    </UserControl.DataContext>
    <Grid>
        <lvc:CartesianChart Series="{Binding Series}"></lvc:CartesianChart>
    </Grid>

</UserControl>

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