public bool GetLastYearSegmentInfo(ref double dblFraction, ref DateTime dtFraSegStartDate, ref DateTime dtFraSegEndDate, ref short iFraSegTPWeight, ref DateTime dtRemSegStartDate, ref DateTime dtRemSegEndDate, ref short iRemSegTPWeight, out bool pVal)
{
DateTime dtTmpEndDate;
DateTime dtTmpStartDate;
IBACalcPeriod pObjperiod;
IBAFiscalYear FY;
bool hr;
pVal = false;
if (m_pObjCalendar == null)
{
throw new Exception("Avg Convention not initialized.");
}
if (!(hr = m_pObjCalendar.GetFiscalYear(m_dtEndDate, out FY)) ||
!(hr = FY.GetPeriod(m_dtEndDate, out pObjperiod)) ||
!(hr = FY.GetPreviousPeriodWeights(m_dtEndDate, out iRemSegTPWeight)) ||
!(hr = FY.GetCurrentPeriodWeight(m_dtEndDate, out iFraSegTPWeight)))
{
return(hr);
}
dtTmpStartDate = FY.YRStartDate;
dtTmpEndDate = FY.YREndDate;
dtFraSegStartDate = pObjperiod.PeriodStart;
dtFraSegEndDate = pObjperiod.PeriodEnd;
dtRemSegStartDate = FY.YRStartDate;
dblFraction = 0.5 * (double)(iFraSegTPWeight) / ((double)(iRemSegTPWeight) + (double)(iFraSegTPWeight) * 0.5);
dtRemSegEndDate = dtFraSegStartDate.AddDays(-1);
pVal = true;
return(true);
}
public bool GetLastYearSegmentInfo(ref double dblFraction, ref DateTime dtFraSegStartDate, ref DateTime dtFraSegEndDate, ref short iFraSegTPWeight, ref DateTime dtRemSegStartDate, ref DateTime dtRemSegEndDate, ref short iRemSegTPWeight, out bool pVal)
{
int iDays;
int iTotalDays;
DateTime dtSDate;
DateTime dtEDate;
DateTime dtPSDate;
DateTime dtPEDate;
ECALENDARCYCLE_CYCLETYPE eCType;
IBACalcPeriod pObjPeriod;
IBAFiscalYear FY;
bool hr;
pVal = false;
if (m_pObjCalendar == null)
{
throw new Exception("Avg Convention not initialized.");
}
if (!(hr = m_pObjCalendar.GetFiscalYear(m_dtEndDate, out FY)) ||
!(hr = FY.GetPeriod(m_dtEndDate, out pObjPeriod)))
{
return(hr);
}
dtEDate = FY.YREndDate;
dtSDate = FY.YRStartDate;
eCType = FY.CycleType;
if (eCType == ECALENDARCYCLE_CYCLETYPE.CYCLETYPE_MONTHLY)
{
if (!(hr = FY.GetPreviousPeriodWeights(m_dtEndDate, out iRemSegTPWeight)) ||
!(hr = FY.GetCurrentPeriodWeight(m_dtEndDate, out iFraSegTPWeight)))
{
return(hr);
}
dblFraction = 0.5 * (double)(iFraSegTPWeight) / ((double)(iRemSegTPWeight) + (double)(iFraSegTPWeight) * 0.5);
dtFraSegStartDate = pObjPeriod.PeriodStart;
dtFraSegEndDate = pObjPeriod.PeriodEnd;
dtRemSegStartDate = dtSDate;
dtRemSegEndDate = dtFraSegStartDate.AddDays(-1);
}
else
{
dtPSDate = pObjPeriod.PeriodStart;
dtPEDate = pObjPeriod.PeriodEnd;
iDays = (int)((m_dtEndDate - dtPSDate).TotalDays + 1);
iTotalDays = (int)((dtPEDate - dtPSDate).TotalDays + 1);
if (!(hr = FY.GetPreviousPeriodWeights(m_dtEndDate, out iRemSegTPWeight)) ||
!(hr = FY.GetCurrentPeriodWeight(m_dtEndDate, out iFraSegTPWeight)))
{
return(hr);
}
dblFraction = ((double)(iFraSegTPWeight) * (double)(iDays) / (double)(iTotalDays)) /
((double)(iRemSegTPWeight) + (double)(iFraSegTPWeight) * (double)(iDays) /
(double)(iTotalDays));
dtFraSegStartDate = dtPSDate;
dtFraSegEndDate = dtPEDate;
dtRemSegStartDate = dtSDate;
dtRemSegEndDate = dtFraSegStartDate.AddDays(-1);
}
return(false);
}