adding missing validations

2026-08-25 05:48:06 +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 +1,86 @@
+using System.Drawing;
+using System.Runtime.CompilerServices;
+using TradingPlatform.BusinessLayer;
+
+namespace QuanTAlib;
+
+[SkipLocalsInit]
+public sealed class KstIndicator : Indicator, IWatchlistIndicator
+{
+    [InputParameter("ROC Period 1", sortIndex: 1, 1, 500, 1, 0)]
+    public int R1 { get; set; } = 10;
+
+    [InputParameter("ROC Period 2", sortIndex: 2, 1, 500, 1, 0)]
+    public int R2 { get; set; } = 15;
+
+    [InputParameter("ROC Period 3", sortIndex: 3, 1, 500, 1, 0)]
+    public int R3 { get; set; } = 20;
+
+    [InputParameter("ROC Period 4", sortIndex: 4, 1, 500, 1, 0)]
+    public int R4 { get; set; } = 30;
+
+    [InputParameter("SMA Smooth 1", sortIndex: 5, 1, 500, 1, 0)]
+    public int S1 { get; set; } = 10;
+
+    [InputParameter("SMA Smooth 2", sortIndex: 6, 1, 500, 1, 0)]
+    public int S2 { get; set; } = 10;
+
+    [InputParameter("SMA Smooth 3", sortIndex: 7, 1, 500, 1, 0)]
+    public int S3 { get; set; } = 10;
+
+    [InputParameter("SMA Smooth 4", sortIndex: 8, 1, 500, 1, 0)]
+    public int S4 { get; set; } = 15;
+
+    [InputParameter("Signal Period", sortIndex: 9, 1, 500, 1, 0)]
+    public int SignalPeriod { get; set; } = 9;
+
+    [IndicatorExtensions.DataSourceInput(sortIndex: 10)]
+    public SourceType Source { get; set; } = SourceType.Close;
+
+    [InputParameter("Show cold values", sortIndex: 21)]
+    public bool ShowColdValues { get; set; } = true;
+
+    private Kst _kst = null!;
+    private readonly LineSeries _kstSeries;
+    private readonly LineSeries _signalSeries;
+
+    public static int MinHistoryDepths => 0;
+    int IWatchlistIndicator.MinHistoryDepths => MinHistoryDepths;
+
+    public override string ShortName => $"KST ({R1},{R2},{R3},{R4})";
+    public override string SourceCodeLink => "https://github.com/mihakralj/QuanTAlib/blob/main/lib/oscillators/kst/Kst.Quantower.cs";
+
+    public KstIndicator()
+    {
+        OnBackGround = true;
+        SeparateWindow = true;
+        Name = "KST - Know Sure Thing Oscillator";
+        Description = "Weighted sum of 4 smoothed ROC values with signal line (SMA of KST)";
+
+        _kstSeries = new LineSeries(name: "KST", color: Color.Yellow, width: 2, style: LineStyle.Solid);
+        _signalSeries = new LineSeries(name: "Signal", color: Color.Aqua, width: 1, style: LineStyle.Solid);
+
+        AddLineSeries(_kstSeries);
+        AddLineSeries(_signalSeries);
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    protected override void OnInit()
+    {
+        _kst = new Kst(R1, R2, R3, R4, S1, S2, S3, S4, SignalPeriod);
+        base.OnInit();
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    protected override void OnUpdate(UpdateArgs args)
+    {
+        var priceSelector = Source.GetPriceSelector();
+        var item = HistoricalData[0, SeekOriginHistory.End];
+        double price = priceSelector(item);
+
+        _ = _kst.Update(new TValue(item.TimeLeft, price), args.IsNewBar());
+
+        _kstSeries.SetValue(_kst.KstValue.Value, _kst.IsHot, ShowColdValues);
+        _signalSeries.SetValue(_kst.Signal.Value, _kst.IsHot, ShowColdValues);
+    }
+}