refresh with new QT DLL

quantower/Averages/VidyaIndicator.cs

@@ -1,28 +1,64 @@
-using TradingPlatform.BusinessLayer;
+using System.Drawing;
+using TradingPlatform.BusinessLayer;
+
 namespace QuanTAlib;
 
-public class VidyaIndicator : IndicatorBase
+public class VidyaIndicator : Indicator, IWatchlistIndicator
 {
-    [InputParameter("Short Period", sortIndex: 1, 1, 2000, 1, 0)]
-    public int Period { get; set; } = 10;
-    [InputParameter("Long Period", sortIndex: 2, 1, 2000, 1, 0)]
-    public int LPeriod { get; set; } = 40;
-    [InputParameter("Alpha", sortIndex: 3, 0, 1, 0.1, 1)]
-    public double Alpha { get; set; } = 0.4;
+    [InputParameter("Short Period", sortIndex: 1, 1, 1000, 1, 0)]
+    public int ShortPeriod { get; set; } = 14;
+
+    [InputParameter("Long Period", sortIndex: 2, 0, 1000, 1, 0)]
+    public int LongPeriod { get; set; } = 0;
+
+    [InputParameter("Alpha", sortIndex: 3, 0.01, 1, 0.01, 2)]
+    public double Alpha { get; set; } = 0.2;
+
+    [InputParameter("Data source", sortIndex: 4, 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 Vidya? ma;
-    protected override AbstractBase QuanTAlib => ma!;
-    public override string ShortName => $"VIDYA {Period} : {SourceName}";
+    protected LineSeries? Series;
+    protected string? SourceName;
+    public int MinHistoryDepths => LongPeriod == 0 ? ShortPeriod * 4 : LongPeriod;
+    int IWatchlistIndicator.MinHistoryDepths => MinHistoryDepths;
 
-    public VidyaIndicator() : base()
+    public VidyaIndicator()
     {
+        OnBackGround = true;
+        SeparateWindow = false;
+        SourceName = Source.ToString();
         Name = "VIDYA - Variable Index Dynamic Average";
-        Description = "Adaptive moving average that adjusts based on market volatility for improved trend following.";
+        Description = "Variable Index Dynamic Average";
+        Series = new(name: $"VIDYA {ShortPeriod}", color: Color.Yellow, width: 2, style: LineStyle.Solid);
+        AddLineSeries(Series);
     }
 
-    protected override void InitIndicator()
+    protected override void OnInit()
     {
-        ma = new Vidya(Period, LPeriod, Alpha);
-        base.InitIndicator();
+        ma = new Vidya(ShortPeriod, LongPeriod, Alpha);
+        SourceName = Source.ToString();
+        base.OnInit();
     }
+
+    protected override void OnUpdate(UpdateArgs args)
+    {
+        TValue input = this.GetInputValue(args, Source);
+        TValue result = ma!.Calc(input);
+
+        Series!.SetValue(result.Value);
+    }
+
+    public override string ShortName => $"VIDYA {ShortPeriod}:{LongPeriod}:{Alpha}:{SourceName}";
 }