public static OHLC[] RandomStockPrices(Random rand, int pointCount, double mult = 10, double startingPrice = 123.45)
{
if (rand is null)
{
rand = new Random();
}
double[] basePrices = ScottPlot.DataGen.RandomWalk(rand, pointCount, mult, startingPrice);
OHLC[] ohlcs = new OHLC[pointCount];
for (int i = 0; i < ohlcs.Length; i++)
{
double open = rand.NextDouble() * 10 + 50;
double close = rand.NextDouble() * 10 + 50;
double high = Math.Max(open, close) + rand.NextDouble() * 10;
double low = Math.Min(open, close) - rand.NextDouble() * 10;
// offset prices by randomwalk
open += basePrices[i];
close += basePrices[i];
high += basePrices[i];
low += basePrices[i];
ohlcs[i] = new ScottPlot.OHLC(open, high, low, close, i);
}
return(ohlcs);
}
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");
}
public static OHLC[] RandomStockPrices(Random rand, int pointCount, double mult = 10, double startingPrice = 123.45, int deltaMinutes = 0, int deltaDays = 1, bool sequential = false)
{
if (rand is null)
{
rand = new Random(0);
}
double[] basePrices = ScottPlot.DataGen.RandomWalk(rand, pointCount, mult, startingPrice);
OHLC[] ohlcs = new OHLC[pointCount];
DateTime dt = new DateTime(1985, 9, 24, 9, 30, 0);
for (int i = 0; i < ohlcs.Length; i++)
{
double open = rand.NextDouble() * 10 + 50;
double close = rand.NextDouble() * 10 + 50;
double high = Math.Max(open, close) + rand.NextDouble() * 10;
double low = Math.Min(open, close) - rand.NextDouble() * 10;
// offset prices by randomwalk
open += basePrices[i];
close += basePrices[i];
high += basePrices[i];
low += basePrices[i];
if (deltaMinutes > 0)
{
dt = dt.AddMinutes(deltaMinutes);
}
else if (deltaDays > 0)
{
dt = dt.AddDays(deltaDays);
while ((dt.DayOfWeek == DayOfWeek.Saturday) || (dt.DayOfWeek == DayOfWeek.Sunday))
{
dt = dt.AddDays(1);
}
}
if (sequential)
{
ohlcs[i] = new OHLC(open, high, low, close, i);
}
else
{
ohlcs[i] = new OHLC(open, high, low, close, dt);
}
}
return(ohlcs);
}
public static string chart(string pair)
{
List <string> pena = new List <string>();
System.Net.WebClient wc1 = new System.Net.WebClient();
int sum_chart = 150;
double last_price = 0;
String link_Response = wc1.DownloadString("https://www.binance.com/api/v1/klines?symbol=" + pair + "&interval=15m&limit=" + sum_chart);
MatchCollection matchList = System.Text.RegularExpressions.Regex.Matches(link_Response, @"(\d+.\d+)|\d+\d+|\d");
pena = matchList.Cast <Match>().Select(match => match.Value).ToList();
System.Threading.Thread.CurrentThread.CurrentCulture = new System.Globalization.CultureInfo("en-US");
int count = 0;
int count_draw = 0;
//Оишбка в апи hbc в конце несколкьо нулей 0 0 0 0 0
//введен костыль-переменная
ScottPlot.OHLC[] ohlcs = new ScottPlot.OHLC[sum_chart];
var plt = new ScottPlot.Plot(800, 400);
for (int i = 0; i < sum_chart; i++)
{
double Open = Convert.ToDouble(pena[count_draw + 1]);
double High = Convert.ToDouble(pena[count_draw + 2]);
double Low = Convert.ToDouble(pena[count_draw + 3]);
double Close = Convert.ToDouble(pena[count_draw + 4]);
double Opentime = ((Convert.ToDouble(pena[count_draw])) / 1000) + (3600 * 3);
ohlcs[count] = new ScottPlot.OHLC(Open, High, Low, Close, ConvertFromUnixTimestamp(Opentime), 1);
count_draw = count_draw + 12;
count++;
last_price = Close;
}
plt.Title("15 Minute Chart");
plt.YLabel("Stock Price (" + pair + ")");
plt.Ticks(dateTimeX: true, dateTimeFormatStringX: "HH:mm:ss", numericFormatStringY: "n");
plt.PlotCandlestick(ohlcs);
plt.Style(tick: Color.White, label: Color.White, title: Color.White, dataBg: Color.FromArgb(255, 36, 43, 60), grid: Color.FromArgb(255, 36, 43, 60), figBg: Color.FromArgb(255, 36, 43, 60));
DateTime date1 = new DateTime();
date1 = DateTime.Now;
string name = "PlotTypes" + pair + "№" + date1.Ticks + ".png";
string name_file = name;
string label_name = Convert.ToString(last_price);
plt.PlotHLine(y: last_price, color: Color.Green, lineWidth: 0.5, label: label_name);
plt.Legend(backColor: Color.FromArgb(255, 36, 43, 60), location: legendLocation.upperCenter);
plt.SaveFig(name_file);
return(name_file);
}