adding missing validations

2026-08-22 04:28:04 +00:00 · 2026-02-26 09:59:44 -08:00
parent 467a8c1cef
commit 9ab37c1200
231 changed files with 60015 additions and 302 deletions
@@ -0,0 +1,64 @@
+using System.Drawing;
+using System.Runtime.CompilerServices;
+using TradingPlatform.BusinessLayer;
+
+namespace QuanTAlib;
+
+[SkipLocalsInit]
+public sealed class SqueezeIndicator : Indicator, IWatchlistIndicator
+{
+    [InputParameter("Period", sortIndex: 1, 1, 500, 1, 0)]
+    public int Period { get; set; } = 20;
+
+    [InputParameter("BB Multiplier", sortIndex: 2, 0.001, 10.0, 0.1, 1)]
+    public double BbMult { get; set; } = 2.0;
+
+    [InputParameter("KC Multiplier", sortIndex: 3, 0.001, 10.0, 0.1, 1)]
+    public double KcMult { get; set; } = 1.5;
+
+    [InputParameter("Show cold values", sortIndex: 21)]
+    public bool ShowColdValues { get; set; } = true;
+
+    private Squeeze _squeeze = null!;
+    private readonly LineSeries _momentumSeries;
+    private readonly LineSeries _squeezeSeries;
+
+    public static int MinHistoryDepths => 0;
+    int IWatchlistIndicator.MinHistoryDepths => MinHistoryDepths;
+
+    public override string ShortName => $"SQUEEZE {Period},{BbMult},{KcMult}";
+    public override string SourceCodeLink => "https://github.com/mihakralj/QuanTAlib/blob/main/lib/oscillators/squeeze/Squeeze.cs";
+
+    public SqueezeIndicator()
+    {
+        OnBackGround = true;
+        SeparateWindow = true;
+        Name = "SQUEEZE";
+        Description = "Squeeze Momentum: BB vs KC squeeze detection with LinReg momentum histogram";
+
+        _momentumSeries = new LineSeries(name: "Momentum", color: Color.Lime, width: 2, style: LineStyle.Histogramm);
+        _squeezeSeries = new LineSeries(name: "SqueezeOn", color: Color.Red, width: 4, style: LineStyle.Dot);
+
+        AddLineSeries(_momentumSeries);
+        AddLineSeries(_squeezeSeries);
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    protected override void OnInit()
+    {
+        _squeeze = new Squeeze(Period, BbMult, KcMult);
+        base.OnInit();
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    protected override void OnUpdate(UpdateArgs args)
+    {
+        _ = _squeeze.Update(this.GetInputBar(args), args.IsNewBar());
+
+        _momentumSeries.SetValue(_squeeze.Momentum, _squeeze.IsHot, ShowColdValues);
+
+        // Plot squeeze state dot at 0 when squeeze is on, NaN when off
+        double sqDot = _squeeze.SqueezeOn ? 0.0 : double.NaN;
+        _squeezeSeries.SetValue(sqDot, _squeeze.IsHot, ShowColdValues);
+    }
+}