BCGSuite for MFC
CBCGPChartBollingerBandsFormula::CBCGPChartBollingerBandsFormula ( int  nDeviation = 2,
int  nPeriod = 20,
double  dblBandOpacity = 0.1 
)

Constructs a formula object.

Parameters
nDeviationSpecifies deviation.
nPeriodSpecifies period.
dblBandOpacitySpecifies band opacity in interval [0 - 1].