/// <summary>
        /// The Stochastic Oscillator is made up of two lines that oscillate between a vertical scale of 0 to 100. The %K is the main line and it is drawn as a solid line. The second is the %D line and is a moving average of %K. The %D line is drawn as a dotted line. Use as a buy/sell signal generator, buying when fast moves above slow and selling when fast moves below slow.
        /// </summary>
        /// <returns></returns>
        public StochasticsFast StochasticsFast(Data.IDataSeries input, int periodD, int periodK)
        {
            if (cacheStochasticsFast != null)
            {
                for (int idx = 0; idx < cacheStochasticsFast.Length; idx++)
                {
                    if (cacheStochasticsFast[idx].PeriodD == periodD && cacheStochasticsFast[idx].PeriodK == periodK && cacheStochasticsFast[idx].EqualsInput(input))
                    {
                        return(cacheStochasticsFast[idx]);
                    }
                }
            }

            lock (checkStochasticsFast)
            {
                checkStochasticsFast.PeriodD = periodD;
                periodD = checkStochasticsFast.PeriodD;
                checkStochasticsFast.PeriodK = periodK;
                periodK = checkStochasticsFast.PeriodK;

                if (cacheStochasticsFast != null)
                {
                    for (int idx = 0; idx < cacheStochasticsFast.Length; idx++)
                    {
                        if (cacheStochasticsFast[idx].PeriodD == periodD && cacheStochasticsFast[idx].PeriodK == periodK && cacheStochasticsFast[idx].EqualsInput(input))
                        {
                            return(cacheStochasticsFast[idx]);
                        }
                    }
                }

                StochasticsFast indicator = new StochasticsFast();
                indicator.BarsRequired        = BarsRequired;
                indicator.CalculateOnBarClose = CalculateOnBarClose;
#if NT7
                indicator.ForceMaximumBarsLookBack256 = ForceMaximumBarsLookBack256;
                indicator.MaximumBarsLookBack         = MaximumBarsLookBack;
#endif
                indicator.Input   = input;
                indicator.PeriodD = periodD;
                indicator.PeriodK = periodK;
                Indicators.Add(indicator);
                indicator.SetUp();

                StochasticsFast[] tmp = new StochasticsFast[cacheStochasticsFast == null ? 1 : cacheStochasticsFast.Length + 1];
                if (cacheStochasticsFast != null)
                {
                    cacheStochasticsFast.CopyTo(tmp, 0);
                }
                tmp[tmp.Length - 1]  = indicator;
                cacheStochasticsFast = tmp;
                return(indicator);
            }
        }
        /// <summary>
        /// The Stochastic Oscillator is made up of two lines that oscillate between a vertical scale of 0 to 100. The %K is the main line and it is drawn as a solid line. The second is the %D line and is a moving average of %K. The %D line is drawn as a dotted line. Use as a buy/sell signal generator, buying when fast moves above slow and selling when fast moves below slow.
        /// </summary>
        /// <returns></returns>
        public StochasticsFast StochasticsFast(Data.IDataSeries input, int periodD, int periodK)
        {
            if (cacheStochasticsFast != null)
                for (int idx = 0; idx < cacheStochasticsFast.Length; idx++)
                    if (cacheStochasticsFast[idx].PeriodD == periodD && cacheStochasticsFast[idx].PeriodK == periodK && cacheStochasticsFast[idx].EqualsInput(input))
                        return cacheStochasticsFast[idx];

            lock (checkStochasticsFast)
            {
                checkStochasticsFast.PeriodD = periodD;
                periodD = checkStochasticsFast.PeriodD;
                checkStochasticsFast.PeriodK = periodK;
                periodK = checkStochasticsFast.PeriodK;

                if (cacheStochasticsFast != null)
                    for (int idx = 0; idx < cacheStochasticsFast.Length; idx++)
                        if (cacheStochasticsFast[idx].PeriodD == periodD && cacheStochasticsFast[idx].PeriodK == periodK && cacheStochasticsFast[idx].EqualsInput(input))
                            return cacheStochasticsFast[idx];

                StochasticsFast indicator = new StochasticsFast();
                indicator.BarsRequired = BarsRequired;
                indicator.CalculateOnBarClose = CalculateOnBarClose;
#if NT7
                indicator.ForceMaximumBarsLookBack256 = ForceMaximumBarsLookBack256;
                indicator.MaximumBarsLookBack = MaximumBarsLookBack;
#endif
                indicator.Input = input;
                indicator.PeriodD = periodD;
                indicator.PeriodK = periodK;
                Indicators.Add(indicator);
                indicator.SetUp();

                StochasticsFast[] tmp = new StochasticsFast[cacheStochasticsFast == null ? 1 : cacheStochasticsFast.Length + 1];
                if (cacheStochasticsFast != null)
                    cacheStochasticsFast.CopyTo(tmp, 0);
                tmp[tmp.Length - 1] = indicator;
                cacheStochasticsFast = tmp;
                return indicator;
            }
        }