Basic Bars

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

namespace ViewModelsSamples.Bars.Basic;

public partial class ViewModel : ObservableObject
{
    public ISeries[] Series { get; set; } =
    {
        new ColumnSeries<double>
        {
            Name = "Mary",
            Values = new double[] { 2, 5, 4 }
        },
        new ColumnSeries<double>
        {
            Name = "Ana",
            Values = new double[] { 3, 1, 6 }
        }
    };

    public Axis[] XAxes { get; set; } =
    {
        new Axis
        {
            Labels = new string[] { "Category 1", "Category 2", "Category 3" },
            LabelsRotation = 0,
            SeparatorsPaint = new SolidColorPaint(new SKColor(200, 200, 200)),
            SeparatorsAtCenter = false,
            TicksPaint = new SolidColorPaint(new SKColor(35, 35, 35)),
            TicksAtCenter = true,
            // By default the axis tries to optimize the number of // mark
            // labels to fit the available space, // mark
            // when you need to force the axis to show all the labels then you must: // mark
            ForceStepToMin = true, // mark
            MinStep = 1 // mark
        }
    };
}

XAML

<UserControl x:Class="UnoWinUISample.Bars.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.Bars.Basic"
            mc:Ignorable="d">
    <UserControl.DataContext>
        <vms:ViewModel/>
    </UserControl.DataContext>
    <lvc:CartesianChart
        Series="{Binding Series}"
        XAxes="{Binding XAxes}"
        LegendPosition="Right">
    </lvc:CartesianChart>
</UserControl>

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