public static void PlotOHLC(List <StockHistoryDay> stockHistory, string folderName, string fileName) { List <ScottPlot.OHLC> valSeriesList = new List <ScottPlot.OHLC>(); foreach (StockHistoryDay stockHistoryDay in stockHistory) { ScottPlot.OHLC ohlc = new ScottPlot.OHLC( stockHistoryDay.Open, stockHistoryDay.High, stockHistoryDay.Low, stockHistoryDay.Close, stockHistoryDay.Date ); valSeriesList.Add(ohlc); } ScottPlot.OHLC[] valSeries = valSeriesList.ToArray(); var plt = new ScottPlot.Plot(1000, 700); plt.Title("MSFT", fontName: "Segoe UI Light", color: Color.Black); plt.Ticks(dateTimeX: true, fontName: "Cascadia Mono"); // grids at every 7 days plt.Grid(xSpacing: 7, xSpacingDateTimeUnit: ScottPlot.Config.DateTimeUnit.Day); plt.SetCulture(shortDatePattern: "M\\/dd"); // create folder if not exists System.IO.Directory.CreateDirectory(folderName); plt.PlotOHLC(valSeries); plt.SaveFig($"./{folderName}/{fileName}.png"); }