adding missing validations

2026-08-23 13:08:04 +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 CoppockIndicator : Indicator, IWatchlistIndicator
+{
+    [InputParameter("Long ROC Period", sortIndex: 1, 1, 500, 1, 0)]
+    public int LongRoc { get; set; } = 14;
+
+    [InputParameter("Short ROC Period", sortIndex: 2, 1, 500, 1, 0)]
+    public int ShortRoc { get; set; } = 11;
+
+    [InputParameter("WMA Period", sortIndex: 3, 1, 500, 1, 0)]
+    public int WmaPeriod { get; set; } = 10;
+
+    [IndicatorExtensions.DataSourceInput(sortIndex: 4)]
+    public SourceType Source { get; set; } = SourceType.Close;
+
+    [InputParameter("Show cold values", sortIndex: 21)]
+    public bool ShowColdValues { get; set; } = true;
+
+    private Coppock _coppock = null!;
+    private readonly LineSeries _coppockSeries;
+
+    public static int MinHistoryDepths => 0;
+    int IWatchlistIndicator.MinHistoryDepths => MinHistoryDepths;
+
+    public override string ShortName => $"COPPOCK ({LongRoc},{ShortRoc},{WmaPeriod})";
+    public override string SourceCodeLink => "https://github.com/mihakralj/QuanTAlib/blob/main/lib/oscillators/coppock/Coppock.Quantower.cs";
+
+    public CoppockIndicator()
+    {
+        OnBackGround = true;
+        SeparateWindow = true;
+        Name = "COPPOCK - Coppock Curve";
+        Description = "WMA of the sum of two Rate-of-Change values (long and short lookback periods)";
+
+        _coppockSeries = new LineSeries(name: "Coppock", color: Color.Yellow, width: 2, style: LineStyle.Solid);
+
+        AddLineSeries(_coppockSeries);
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    protected override void OnInit()
+    {
+        _coppock = new Coppock(LongRoc, ShortRoc, WmaPeriod);
+        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);
+
+        _ = _coppock.Update(new TValue(item.TimeLeft, price), args.IsNewBar());
+
+        _coppockSeries.SetValue(_coppock.Last.Value, _coppock.IsHot, ShowColdValues);
+    }
+}