Basic Candle Sticks

View Model

using System;
using System.Linq;
using LiveChartsCore;
using LiveChartsCore.Defaults;
using LiveChartsCore.SkiaSharpView;

namespace ViewModelsSamples.Financial.BasicCandlesticks;

public class ViewModel
{
    public Axis[] XAxes { get; set; }

    public ISeries[] Series { get; set; }

    public ViewModel()
    {
        var data = new FinancialData[]
        {
            new() { Date = new DateTime(2021, 1, 1), High = 523, Open = 500, Close = 450, Low = 400 },
            new() { Date = new DateTime(2021, 1, 2), High = 500, Open = 450, Close = 425, Low = 400 },
            new() { Date = new DateTime(2021, 1, 3), High = 490, Open = 425, Close = 400, Low = 380 },
            new() { Date = new DateTime(2021, 1, 4), High = 420, Open = 400, Close = 420, Low = 380 },
            new() { Date = new DateTime(2021, 1, 5), High = 520, Open = 420, Close = 490, Low = 400 },
            new() { Date = new DateTime(2021, 1, 6), High = 580, Open = 490, Close = 560, Low = 440 }
        };

        Series = [
            new CandlesticksSeries<FinancialPointI>
            {
                Values = data
                    .Select(x => new FinancialPointI(x.High, x.Open, x.Close, x.Low))
                    .ToArray()
            }
        ];

        XAxes = [
            new Axis
            {
                LabelsRotation = 15,
                Labels = data
                    .Select(x => x.Date.ToString("yyyy MMM dd"))
                    .ToArray()
            }
        ];
    }
}

public class FinancialData
{
    public DateTime Date { get; set; }
    public double High { get; set; }
    public double Open { get; set; }
    public double Close { get; set; }
    public double Low { get; set; }
}

Code Behind

using System.Windows.Forms;
using LiveChartsCore.SkiaSharpView.WinForms;
using ViewModelsSamples.Financial.BasicCandlesticks;

namespace WinFormsSample.Financial.BasicCandlesticks;

public partial class View : UserControl
{
    private readonly CartesianChart cartesianChart;

    public View()
    {
        InitializeComponent();
        Size = new System.Drawing.Size(50, 50);

        var viewModel = new ViewModel();

        cartesianChart = new CartesianChart
        {
            Series = viewModel.Series,
            XAxes = viewModel.XAxes,

            // out of livecharts properties...
            Location = new System.Drawing.Point(0, 0),
            Size = new System.Drawing.Size(50, 50),
            Anchor = AnchorStyles.Left | AnchorStyles.Right | AnchorStyles.Top | AnchorStyles.Bottom
        };

        Controls.Add(cartesianChart);
    }
}

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