/// <summary>
/// ZZBollingerAndMovingStdDev Bands are plotted at standard deviation levels above and below a moving average. Since standard deviation is a measure of volatility, the bands are self-adjusting: widening during volatile markets and contracting during calmer periods.
/// </summary>
/// <returns></returns>
public ZZBollingerAndMovingStdDev ZZBollingerAndMovingStdDev(Data.IDataSeries input, double numStdDev, int period)
{
if (cacheZZBollingerAndMovingStdDev != null)
{
for (int idx = 0; idx < cacheZZBollingerAndMovingStdDev.Length; idx++)
{
if (Math.Abs(cacheZZBollingerAndMovingStdDev[idx].NumStdDev - numStdDev) <= double.Epsilon && cacheZZBollingerAndMovingStdDev[idx].Period == period && cacheZZBollingerAndMovingStdDev[idx].EqualsInput(input))
{
return(cacheZZBollingerAndMovingStdDev[idx]);
}
}
}
lock (checkZZBollingerAndMovingStdDev)
{
checkZZBollingerAndMovingStdDev.NumStdDev = numStdDev;
numStdDev = checkZZBollingerAndMovingStdDev.NumStdDev;
checkZZBollingerAndMovingStdDev.Period = period;
period = checkZZBollingerAndMovingStdDev.Period;
if (cacheZZBollingerAndMovingStdDev != null)
{
for (int idx = 0; idx < cacheZZBollingerAndMovingStdDev.Length; idx++)
{
if (Math.Abs(cacheZZBollingerAndMovingStdDev[idx].NumStdDev - numStdDev) <= double.Epsilon && cacheZZBollingerAndMovingStdDev[idx].Period == period && cacheZZBollingerAndMovingStdDev[idx].EqualsInput(input))
{
return(cacheZZBollingerAndMovingStdDev[idx]);
}
}
}
ZZBollingerAndMovingStdDev indicator = new ZZBollingerAndMovingStdDev();
indicator.BarsRequired = BarsRequired;
indicator.CalculateOnBarClose = CalculateOnBarClose;
#if NT7
indicator.ForceMaximumBarsLookBack256 = ForceMaximumBarsLookBack256;
indicator.MaximumBarsLookBack = MaximumBarsLookBack;
#endif
indicator.Input = input;
indicator.NumStdDev = numStdDev;
indicator.Period = period;
Indicators.Add(indicator);
indicator.SetUp();
ZZBollingerAndMovingStdDev[] tmp = new ZZBollingerAndMovingStdDev[cacheZZBollingerAndMovingStdDev == null ? 1 : cacheZZBollingerAndMovingStdDev.Length + 1];
if (cacheZZBollingerAndMovingStdDev != null)
{
cacheZZBollingerAndMovingStdDev.CopyTo(tmp, 0);
}
tmp[tmp.Length - 1] = indicator;
cacheZZBollingerAndMovingStdDev = tmp;
return(indicator);
}
}
/// <summary>
/// ZZBollingerAndMovingStdDev Bands are plotted at standard deviation levels above and below a moving average. Since standard deviation is a measure of volatility, the bands are self-adjusting: widening during volatile markets and contracting during calmer periods.
/// </summary>
/// <returns></returns>
public ZZBollingerAndMovingStdDev ZZBollingerAndMovingStdDev(Data.IDataSeries input, double numStdDev, int period)
{
if (cacheZZBollingerAndMovingStdDev != null)
for (int idx = 0; idx < cacheZZBollingerAndMovingStdDev.Length; idx++)
if (Math.Abs(cacheZZBollingerAndMovingStdDev[idx].NumStdDev - numStdDev) <= double.Epsilon && cacheZZBollingerAndMovingStdDev[idx].Period == period && cacheZZBollingerAndMovingStdDev[idx].EqualsInput(input))
return cacheZZBollingerAndMovingStdDev[idx];
lock (checkZZBollingerAndMovingStdDev)
{
checkZZBollingerAndMovingStdDev.NumStdDev = numStdDev;
numStdDev = checkZZBollingerAndMovingStdDev.NumStdDev;
checkZZBollingerAndMovingStdDev.Period = period;
period = checkZZBollingerAndMovingStdDev.Period;
if (cacheZZBollingerAndMovingStdDev != null)
for (int idx = 0; idx < cacheZZBollingerAndMovingStdDev.Length; idx++)
if (Math.Abs(cacheZZBollingerAndMovingStdDev[idx].NumStdDev - numStdDev) <= double.Epsilon && cacheZZBollingerAndMovingStdDev[idx].Period == period && cacheZZBollingerAndMovingStdDev[idx].EqualsInput(input))
return cacheZZBollingerAndMovingStdDev[idx];
ZZBollingerAndMovingStdDev indicator = new ZZBollingerAndMovingStdDev();
indicator.BarsRequired = BarsRequired;
indicator.CalculateOnBarClose = CalculateOnBarClose;
#if NT7
indicator.ForceMaximumBarsLookBack256 = ForceMaximumBarsLookBack256;
indicator.MaximumBarsLookBack = MaximumBarsLookBack;
#endif
indicator.Input = input;
indicator.NumStdDev = numStdDev;
indicator.Period = period;
Indicators.Add(indicator);
indicator.SetUp();
ZZBollingerAndMovingStdDev[] tmp = new ZZBollingerAndMovingStdDev[cacheZZBollingerAndMovingStdDev == null ? 1 : cacheZZBollingerAndMovingStdDev.Length + 1];
if (cacheZZBollingerAndMovingStdDev != null)
cacheZZBollingerAndMovingStdDev.CopyTo(tmp, 0);
tmp[tmp.Length - 1] = indicator;
cacheZZBollingerAndMovingStdDev = tmp;
return indicator;
}
}
