/// <summary> /// Ehlers 111 /// </summary> /// <returns></returns> public zzCyclePeriod zzCyclePeriod(Data.IDataSeries input, double alpha, double smoothAlpha) { if (cachezzCyclePeriod != null) { for (int idx = 0; idx < cachezzCyclePeriod.Length; idx++) { if (Math.Abs(cachezzCyclePeriod[idx].Alpha - alpha) <= double.Epsilon && Math.Abs(cachezzCyclePeriod[idx].SmoothAlpha - smoothAlpha) <= double.Epsilon && cachezzCyclePeriod[idx].EqualsInput(input)) { return(cachezzCyclePeriod[idx]); } } } lock (checkzzCyclePeriod) { checkzzCyclePeriod.Alpha = alpha; alpha = checkzzCyclePeriod.Alpha; checkzzCyclePeriod.SmoothAlpha = smoothAlpha; smoothAlpha = checkzzCyclePeriod.SmoothAlpha; if (cachezzCyclePeriod != null) { for (int idx = 0; idx < cachezzCyclePeriod.Length; idx++) { if (Math.Abs(cachezzCyclePeriod[idx].Alpha - alpha) <= double.Epsilon && Math.Abs(cachezzCyclePeriod[idx].SmoothAlpha - smoothAlpha) <= double.Epsilon && cachezzCyclePeriod[idx].EqualsInput(input)) { return(cachezzCyclePeriod[idx]); } } } zzCyclePeriod indicator = new zzCyclePeriod(); indicator.BarsRequired = BarsRequired; indicator.CalculateOnBarClose = CalculateOnBarClose; #if NT7 indicator.ForceMaximumBarsLookBack256 = ForceMaximumBarsLookBack256; indicator.MaximumBarsLookBack = MaximumBarsLookBack; #endif indicator.Input = input; indicator.Alpha = alpha; indicator.SmoothAlpha = smoothAlpha; Indicators.Add(indicator); indicator.SetUp(); zzCyclePeriod[] tmp = new zzCyclePeriod[cachezzCyclePeriod == null ? 1 : cachezzCyclePeriod.Length + 1]; if (cachezzCyclePeriod != null) { cachezzCyclePeriod.CopyTo(tmp, 0); } tmp[tmp.Length - 1] = indicator; cachezzCyclePeriod = tmp; return(indicator); } }
protected override void OnStartUp() { smooth = zDexpSmooth(smalpha, 1, false); cycle = new DataSeries(this); cycper = zzCyclePeriod(0.07, 0.3333); }