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Signed-off-by: Miha Kralj <miha@kraljfamily.net> workflow workflow Signed-off-by: Miha Kralj <miha@kraljfamily.net> Refactor charts KAMA build build build build
2026-08-21 12:08:05 +00:00 · 2022-04-23 20:10:30 -07:00
parent ee8b07bb37
commit 2a73615161
36 changed files with 599 additions and 288 deletions
@@ -0,0 +1,46 @@
+using System.Drawing;
+using TradingPlatform.BusinessLayer;
+namespace QuanTAlib;
+
+public class ATR_chart : Indicator
+{
+    #region Parameters
+
+    [InputParameter("Smoothing period", 0, 1, 999, 1, 1)]
+    private readonly int Period = 10;
+
+    #endregion Parameters
+
+    private readonly TBars bars = new();
+
+    ///////
+    private ATR_Series indicator;
+    ///////
+
+    public ATR_chart()
+    {
+        this.SeparateWindow = true;
+        this.Name = "ATR - Average True Range";
+        this.Description = "Average True Range description";
+        this.AddLineSeries("ATR", Color.RoyalBlue, 3, LineStyle.Solid);
+    }
+
+    protected override void OnInit()
+    {
+        this.ShortName =
+            "ATR (" + this.Period + ")";
+        this.indicator = new(source: bars, period: this.Period, useNaN: false);
+    }
+
+	protected override void OnUpdate(UpdateArgs args)
+    {
+        bool update = !(args.Reason == UpdateReason.NewBar ||
+                        args.Reason == UpdateReason.HistoricalBar);
+        this.bars.Add(this.Time(), this.GetPrice(PriceType.Open),
+                      this.GetPrice(PriceType.High), this.GetPrice(PriceType.Low),
+                      this.GetPrice(PriceType.Close),
+                      this.GetPrice(PriceType.Volume), update);
+        double result = this.indicator[this.indicator.Count - 1].v;
+        this.SetValue(result);
+    }
+}