Multiple Values Gauge

sample image

View model

using System.Collections.Generic;
using LiveChartsCore;
using LiveChartsCore.SkiaSharpView;
using CommunityToolkit.Mvvm.ComponentModel;
using LiveChartsCore.SkiaSharpView.Extensions;
using LiveChartsCore.Defaults;
using LiveChartsCore.Measure;

namespace ViewModelsSamples.Pies.Gauge3;

public partial class ViewModel : ObservableObject
{
    public IEnumerable<ISeries> Series { get; set; } =
        GaugeGenerator.BuildSolidGauge(
            new GaugeItem(30, series => SetStyle("Vanessa", series)),
            new GaugeItem(50, series => SetStyle("Charles", series)),
            new GaugeItem(70, series => SetStyle("Ana", series)),
            new GaugeItem(GaugeItem.Background, series =>
            {
                series.InnerRadius = 20;
            }));

    public static void SetStyle(string name, PieSeries<ObservableValue> series)
    {
        series.Name = name;
        series.DataLabelsPosition = PolarLabelsPosition.Start;
        series.DataLabelsFormatter =
                point => $"{point.Coordinate.PrimaryValue} {point.Context.Series.Name}";
        series.InnerRadius = 20;
        series.RelativeOuterRadius = 8;
        series.RelativeInnerRadius = 8;
    }
}

HTML

@page "/Pies/Gauge3"
@using LiveChartsCore.SkiaSharpView.Blazor
@using ViewModelsSamples.Pies.Gauge3

<style>
	.sample-wrap {
		display: inline-block;
		width: 600px;
		height: 600px;
	}
</style>

<div class="sample-wrap">
	<PieChart
		Series="ViewModel.Series"
		InitialRotation="45"
        MaxAngle="270"
        MinValue="0"
        MaxValue="100">
	</PieChart>
</div>

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

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