Rebase

Quantower/Abstract_Indicators.cs

@@ -0,0 +1,42 @@
+namespace QuantLib;
+using System;
+
+public abstract class Single_TSeries_Indicator : TSeries
+{
+    protected readonly int _p;
+    protected readonly bool _NaN;
+    protected readonly TSeries _data;
+
+    // Default Constructor
+    protected Single_TSeries_Indicator(TSeries source, int period, bool useNaN)
+    {
+        this._data = source;
+        this._p = period;
+        this._NaN = useNaN;
+        this._data.Pub += this.Sub;
+    }
+
+    // overridable Add() method for the whole series (should be replaced with faster algo than default)
+    public virtual void Add(TSeries data)
+    {
+        for (int i = 0; i < data.Count; i++)
+        {
+            this.Add(data[i], false);
+        }
+    }
+
+    // overridable Add() method to add/update a single value at the end of the list
+    public virtual new void Add((System.DateTime t, double v) tuple, bool update) => base.Add(tuple, update);
+
+    // Add() without update parameter assumes this is an insert of new data (update=false)
+    public new void Add((System.DateTime t, double v) d) => this.Add(d, update: false);
+
+    // Add() without a tuple assumes add/update using the last item in the source as new data
+    public void Add(bool update) => this.Add(this._data[this._data.Count - 1], update);
+
+    // Add() without any parameters assumes this is an insert of new data using the last item in the source
+    public void Add() => this.Add(this._data[this._data.Count - 1], update: false);
+
+    // When event is triggered, call Add(bool update)
+    public new void Sub(object source, TSeriesEventArgs e) => this.Add(this._data[this._data.Count - 1], e.update);
+}