Radial Area

sample image

Razor

@page "/Polar/RadialArea"
@using LiveChartsCore.SkiaSharpView.Blazor
@using LiveChartsCore.SkiaSharpView
@using LiveChartsCore
@using LiveChartsCore.SkiaSharpView.Painting
@using SkiaSharp

<PolarChart
	Series="Series"
	AngleAxes="AngleAxes"
	InitialRotation="-45">
</PolarChart>

@code {
    private ISeries[] Series { get; set; }
    private PolarAxis[] AngleAxes { get; set; }

    protected override void OnInitialized()
    {
        var values1 = new int[] { 7, 5, 7, 5, 6 };
        var values2 = new int[] { 2, 7, 5, 9, 7 };
        var labels = new string[] { "first", "second", "third", "forth", "fifth" };
        var tangentAngle = LiveCharts.TangentAngle;

        Series = new ISeries[]
        {
            new PolarLineSeries<int>
            {
                Values = values1,
                LineSmoothness = 0,
                GeometrySize = 0,
                Fill = new SolidColorPaint(SKColor.Parse("#900000ff"))
            },
            new PolarLineSeries<int>
            {
                Values = values2,
                LineSmoothness = 1,
                GeometrySize = 0,
                Fill = new SolidColorPaint(SKColor.Parse("#90ff0000"))
            }
        };

        AngleAxes = new PolarAxis[]
        {
            new() {
                LabelsRotation = tangentAngle,
                Labels = labels
            }
        };
    }
}

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