mirror of
https://github.com/mihakralj/QuanTAlib.git
synced 2026-08-04 12:07:44 +00:00
Miha Kralj
94 lines
2.9 KiB
C#
94 lines
2.9 KiB
C#
using System.Collections;
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using System.Drawing;
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using System.Drawing.Text;
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using TradingPlatform.BusinessLayer;
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namespace QuanTAlib;
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public class ZLMA_chart : Indicator
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{
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#region Parameters
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[InputParameter("Smoothing period", 0, 1, 999, 1, 1)]
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private int Period = 10;
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[InputParameter("Data source", 1, variants: new object[]
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{ "Open", 0, "High", 1, "Low", 2, "Close", 3, "HL2", 4, "OC2", 5,
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"OHL3", 6, "HLC3", 7, "OHLC4", 8, "Weighted (HLCC4)", 9 })]
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private int DataSource = 3;
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[InputParameter("MA algorithm", 2, variants: new object[]
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{ "SMA", 0,
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"WMA", 1,
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"EMA", 2,
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"DEMA", 3,
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"TEMA", 4,
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"HMA", 5,
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"KAMA", 6,
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"JMA", 7,
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"SMMA", 8
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})]
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private int matype = 2;
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#endregion Parameters
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private TBars bars;
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///////
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private TSeries indicator;
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///////
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public ZLMA_chart()
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{
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this.SeparateWindow = false;
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this.Name = "ZLMA - Zero-lag Moving Average";
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this.Description = "Zero-Lag Moving Average description";
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this.AddLineSeries("ZLMA", Color.RoyalBlue, 3, LineStyle.Solid);
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}
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protected override void OnInit()
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{
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this.bars = new();
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string maname = matype switch
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{
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0 => "SMA",
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1 => "WMA",
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2 => "EMA",
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3 => "DEMA",
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4 => "TEMA",
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5 => "HMA",
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6 => "KAMA",
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7 => "JMA",
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8 => "SMMA",
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_ => "???"
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};
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this.ShortName = "ZLMA (" + maname + ", " + TBars.SelectStr(this.DataSource) + ", " + this.Period + ")";
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ZL_Series zerolag = new(source: bars.Select(this.DataSource), period: this.Period, useNaN: false);
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this.indicator = matype switch
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{
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0 => new SMA_Series(source: zerolag, period: this.Period, useNaN: false),
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1 => new WMA_Series(source: zerolag, period: this.Period, useNaN: false),
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2 => new EMA_Series(source: zerolag, period: this.Period, useNaN: false),
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3 => new DEMA_Series(source: zerolag, period: this.Period, useNaN: false),
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4 => new TEMA_Series(source: zerolag, period: this.Period, useNaN: false),
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5 => new HMA_Series(source: zerolag, period: this.Period, useNaN: false),
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6 => new KAMA_Series(source: zerolag, period: this.Period, useNaN: false),
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7 => new JMA_Series(source: zerolag, period: this.Period, useNaN: false),
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8 => new SMMA_Series(source: zerolag, period: this.Period, useNaN: false),
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_ => new EMA_Series(source: zerolag, period: this.Period, useNaN: false)
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};
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}
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protected override void OnUpdate(UpdateArgs args)
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{
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bool update = !(args.Reason == UpdateReason.NewBar ||
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args.Reason == UpdateReason.HistoricalBar);
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this.bars.Add(this.Time(), this.GetPrice(PriceType.Open),
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this.GetPrice(PriceType.High), this.GetPrice(PriceType.Low),
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this.GetPrice(PriceType.Close),
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this.GetPrice(PriceType.Volume), update);
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double result = this.indicator[this.indicator.Count - 1].v;
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this.SetValue(result);
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}
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}
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