refresh with new QT DLL

quantower/Statistics/ZscoreIndicator.cs

@@ -1,26 +1,58 @@
+using System.Drawing;
 using TradingPlatform.BusinessLayer;
+
 namespace QuanTAlib;
 
-public class ZScoreIndicator : IndicatorBase
+public class ZscoreIndicator : Indicator, IWatchlistIndicator
 {
-    [InputParameter("Period", sortIndex: 1, 2, 2000, 1, 0)]
-    public int Period { get; set; } = 20;
+    [InputParameter("Periods", sortIndex: 1, 2, 2000, 1, 0)]
+    public int Periods { get; set; } = 20;
+
+    [InputParameter("Data source", sortIndex: 2, variants: [
+        "Open", SourceType.Open,
+        "High", SourceType.High,
+        "Low", SourceType.Low,
+        "Close", SourceType.Close,
+        "HL/2 (Median)", SourceType.HL2,
+        "OC/2 (Midpoint)", SourceType.OC2,
+        "OHL/3 (Mean)", SourceType.OHL3,
+        "HLC/3 (Typical)", SourceType.HLC3,
+        "OHLC/4 (Average)", SourceType.OHLC4,
+        "HLCC/4 (Weighted)", SourceType.HLCC4
+    ])]
+    public SourceType Source { get; set; } = SourceType.Close;
 
     private Zscore? zScore;
-    protected override AbstractBase QuanTAlib => zScore!;
-    public override string ShortName => $"ZSCORE {Period} : {SourceName}";
+    protected LineSeries? ZscoreSeries;
+    protected string? SourceName;
+    public int MinHistoryDepths => 2;
+    int IWatchlistIndicator.MinHistoryDepths => MinHistoryDepths;
 
-    public ZScoreIndicator() : base()
+    public ZscoreIndicator()
     {
-        Name = "ZSCORE - Standard Score";
+        Name = "Z-Score";
         Description = "Measures how many standard deviations a price is from the mean, indicating overbought/oversold levels.";
         SeparateWindow = true;
+        SourceName = Source.ToString();
+
+        ZscoreSeries = new("Z-Score", Color.Blue, 2, LineStyle.Solid);
+        AddLineSeries(ZscoreSeries);
     }
 
-    protected override void InitIndicator()
+    protected override void OnInit()
     {
-        zScore = new(Period);
-        MinHistoryDepths = zScore.WarmupPeriod;
-        base.InitIndicator();
+        zScore = new Zscore(Periods);
+        SourceName = Source.ToString();
+        base.OnInit();
     }
+
+    protected override void OnUpdate(UpdateArgs args)
+    {
+        TValue input = this.GetInputValue(args, Source);
+        TValue result = zScore!.Calc(input);
+
+        ZscoreSeries!.SetValue(result.Value);
+    }
+
+    public override string ShortName => $"Z-Score ({Periods}:{SourceName})";
 }