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https://github.com/mihakralj/QuanTAlib.git
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Add new data structures and event handling classes for trading platform. Include base classes, value and bar structs, event arguments, emitters, listeners. Update ruleset for SonarLint.
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@@ -1,72 +1,72 @@
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using System.Linq;
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namespace QuanTAlib;
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using System;
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using System.Collections.Generic;
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/* <summary>
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MIDPOINT: Midpoint value (max+min)/2 in the given period in the series.
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If period = 0 => period = full length of the series
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Sources:
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https://thefaqblog.com/what-is-the-midpoint-in-statistics/
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</summary> */
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public class MIDPOINT_Series : TSeries {
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private readonly System.Collections.Generic.List<double> _buffer = new();
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protected readonly int _period;
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protected readonly bool _NaN;
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protected readonly TSeries _data;
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//core constructors
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public MIDPOINT_Series(int period, bool useNaN) {
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_period = period;
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_NaN = useNaN;
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Name = $"MIDPOINT({period})";
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}
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public MIDPOINT_Series(TSeries source, int period, bool useNaN) : this(period, useNaN) {
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_data = source;
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Name = Name.Substring(0, Name.IndexOf(")")) + $", {(string.IsNullOrEmpty(_data.Name) ? "data" : _data.Name)})";
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_data.Pub += Sub;
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Add(_data);
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}
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public MIDPOINT_Series() : this(period: 0, useNaN: false) { }
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public MIDPOINT_Series(int period) : this(period: period, useNaN: false) { }
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public MIDPOINT_Series(TBars source) : this(source.Close, 0, false) { }
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public MIDPOINT_Series(TBars source, int period) : this(source.Close, period, false) { }
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public MIDPOINT_Series(TBars source, int period, bool useNaN) : this(source.Close, period, useNaN) { }
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public MIDPOINT_Series(TSeries source) : this(source, 0, false) { }
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public MIDPOINT_Series(TSeries source, int period) : this(source: source, period: period, useNaN: false) { }
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//////////////////
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// core Add() algo
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public override (DateTime t, double v) Add((DateTime t, double v) TValue, bool update = false) {
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BufferTrim(buffer:_buffer, value:TValue.v, period:_period, update: update);
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double _max= _buffer.Max();
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double _min = _buffer.Min();
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var res = (TValue.t, Count < _period - 1 && _NaN ? double.NaN : (_max+_min)*0.5);
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return base.Add(res, update);
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}
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public override (DateTime t, double v) Add(TSeries data) {
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if (data == null) { return (DateTime.Today, Double.NaN); }
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foreach (var item in data) { Add(item, false); }
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return _data.Last;
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}
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public (DateTime t, double v) Add(bool update) {
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return this.Add(TValue: _data.Last, update: update);
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}
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public (DateTime t, double v) Add() {
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return Add(TValue: _data.Last, update: false);
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}
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private new void Sub(object source, TSeriesEventArgs e) {
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Add(TValue: _data.Last, update: e.update);
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}
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//reset calculation
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public override void Reset() {
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_buffer.Clear();
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}
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using System.Linq;
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namespace QuanTAlib;
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using System;
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using System.Collections.Generic;
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/* <summary>
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MIDPOINT: Midpoint value (max+min)/2 in the given period in the series.
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If period = 0 => period = full length of the series
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Sources:
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https://thefaqblog.com/what-is-the-midpoint-in-statistics/
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</summary> */
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public class MIDPOINT_Series : TSeries {
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private readonly System.Collections.Generic.List<double> _buffer = new();
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protected readonly int _period;
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protected readonly bool _NaN;
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protected readonly TSeries _data;
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//core constructors
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public MIDPOINT_Series(int period, bool useNaN) {
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_period = period;
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_NaN = useNaN;
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Name = $"MIDPOINT({period})";
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}
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public MIDPOINT_Series(TSeries source, int period, bool useNaN) : this(period, useNaN) {
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_data = source;
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Name = Name.Substring(0, Name.IndexOf(")")) + $", {(string.IsNullOrEmpty(_data.Name) ? "data" : _data.Name)})";
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_data.Pub += Sub;
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Add(_data);
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}
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public MIDPOINT_Series() : this(period: 0, useNaN: false) { }
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public MIDPOINT_Series(int period) : this(period: period, useNaN: false) { }
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public MIDPOINT_Series(TBars source) : this(source.Close, 0, false) { }
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public MIDPOINT_Series(TBars source, int period) : this(source.Close, period, false) { }
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public MIDPOINT_Series(TBars source, int period, bool useNaN) : this(source.Close, period, useNaN) { }
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public MIDPOINT_Series(TSeries source) : this(source, 0, false) { }
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public MIDPOINT_Series(TSeries source, int period) : this(source: source, period: period, useNaN: false) { }
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//////////////////
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// core Add() algo
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public override (DateTime t, double v) Add((DateTime t, double v) TValue, bool update = false) {
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BufferTrim(buffer:_buffer, value:TValue.v, period:_period, update: update);
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double _max= _buffer.Max();
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double _min = _buffer.Min();
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var res = (TValue.t, Count < _period - 1 && _NaN ? double.NaN : (_max+_min)*0.5);
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return base.Add(res, update);
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}
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public override (DateTime t, double v) Add(TSeries data) {
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if (data == null) { return (DateTime.Today, Double.NaN); }
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foreach (var item in data) { Add(item, false); }
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return _data.Last;
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}
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public (DateTime t, double v) Add(bool update) {
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return this.Add(TValue: _data.Last, update: update);
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}
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public (DateTime t, double v) Add() {
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return Add(TValue: _data.Last, update: false);
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}
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private new void Sub(object source, TSeriesEventArgs e) {
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Add(TValue: _data.Last, update: e.update);
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}
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//reset calculation
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public override void Reset() {
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_buffer.Clear();
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}
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}
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