/// <summary> /// The Donchian Channel indicator was created by Richard Donchian. It uses the highest high and the lowest low of a period of time to plot the channel. /// </summary> /// <returns></returns> public DonchianChannel DonchianChannel(Data.IDataSeries input, int period) { if (cacheDonchianChannel != null) { for (int idx = 0; idx < cacheDonchianChannel.Length; idx++) { if (cacheDonchianChannel[idx].Period == period && cacheDonchianChannel[idx].EqualsInput(input)) { return(cacheDonchianChannel[idx]); } } } lock (checkDonchianChannel) { checkDonchianChannel.Period = period; period = checkDonchianChannel.Period; if (cacheDonchianChannel != null) { for (int idx = 0; idx < cacheDonchianChannel.Length; idx++) { if (cacheDonchianChannel[idx].Period == period && cacheDonchianChannel[idx].EqualsInput(input)) { return(cacheDonchianChannel[idx]); } } } DonchianChannel indicator = new DonchianChannel(); indicator.BarsRequired = BarsRequired; indicator.CalculateOnBarClose = CalculateOnBarClose; #if NT7 indicator.ForceMaximumBarsLookBack256 = ForceMaximumBarsLookBack256; indicator.MaximumBarsLookBack = MaximumBarsLookBack; #endif indicator.Input = input; indicator.Period = period; Indicators.Add(indicator); indicator.SetUp(); DonchianChannel[] tmp = new DonchianChannel[cacheDonchianChannel == null ? 1 : cacheDonchianChannel.Length + 1]; if (cacheDonchianChannel != null) { cacheDonchianChannel.CopyTo(tmp, 0); } tmp[tmp.Length - 1] = indicator; cacheDonchianChannel = tmp; return(indicator); } }
/// <summary> /// The Donchian Channel indicator was created by Richard Donchian. It uses the highest high and the lowest low of a period of time to plot the channel. /// </summary> /// <returns></returns> public DonchianChannel DonchianChannel(Data.IDataSeries input, int period) { if (cacheDonchianChannel != null) for (int idx = 0; idx < cacheDonchianChannel.Length; idx++) if (cacheDonchianChannel[idx].Period == period && cacheDonchianChannel[idx].EqualsInput(input)) return cacheDonchianChannel[idx]; lock (checkDonchianChannel) { checkDonchianChannel.Period = period; period = checkDonchianChannel.Period; if (cacheDonchianChannel != null) for (int idx = 0; idx < cacheDonchianChannel.Length; idx++) if (cacheDonchianChannel[idx].Period == period && cacheDonchianChannel[idx].EqualsInput(input)) return cacheDonchianChannel[idx]; DonchianChannel indicator = new DonchianChannel(); indicator.BarsRequired = BarsRequired; indicator.CalculateOnBarClose = CalculateOnBarClose; #if NT7 indicator.ForceMaximumBarsLookBack256 = ForceMaximumBarsLookBack256; indicator.MaximumBarsLookBack = MaximumBarsLookBack; #endif indicator.Input = input; indicator.Period = period; Indicators.Add(indicator); indicator.SetUp(); DonchianChannel[] tmp = new DonchianChannel[cacheDonchianChannel == null ? 1 : cacheDonchianChannel.Length + 1]; if (cacheDonchianChannel != null) cacheDonchianChannel.CopyTo(tmp, 0); tmp[tmp.Length - 1] = indicator; cacheDonchianChannel = tmp; return indicator; } }