public bool Initialize(IBACalendar calendar, DateTime PlacedInService, double Life)
{
int iYear;
int iMonth;
int iDay;
DateTime dtSDate;
DateTime dtEDate;
IBAFiscalYear FY;
bool hr;
if (calendar == null || PlacedInService <= DateTime.MinValue || Life < 1)
{
return(false);
}
m_pObjCalendar = null;
m_pObjCalendar = calendar;
m_dtPISDate = PlacedInService;
m_dblLife = Life;
m_pObjCalendar.GetFiscalYear(m_dtPISDate, out FY);
dtSDate = FY.YRStartDate;
dtEDate = FY.YREndDate;
if (m_pMonthlyYear == null)
{
m_pMonthlyYear = new MonthlyYear();
}
m_pMonthlyYear.FiscalYearInfo = FY;
m_pMonthlyYear.DeemedFYDates();
//calc the deemed start date
FY.GetMidYearDate(out m_dtStartDate);
//calc the deemed end date
iYear = m_dtStartDate.Year + ((int)(m_dblLife));
iMonth = m_dtStartDate.Month + Convert.ToInt32((m_dblLife - ((int)(m_dblLife))) * 12);
iDay = m_dtStartDate.Day;
//deemed end date
if (iMonth > 12)
{
iMonth -= 12;
iYear++;
}
m_dtEndDate = new DateTime(iYear, iMonth, iDay).AddDays(-1);
// m_dtStartDate = m_dtPISDate;
return(true);
}
public bool Initialize(IBACalendar calendar, DateTime PlacedInService, double Life)
{
int iYear;
int iMonth;
int iDay;
DateTime dtTmpEndDate;
DateTime dtTmpStartDate;
DateTime dtMidDate;
IBAFiscalYear FY;
if (calendar == null || PlacedInService <= DateTime.MinValue || Life < 1)
{
return(false);
}
m_pObjCalendar = null;
m_pObjCalendar = calendar;
m_dtPISDate = PlacedInService;
m_dblLife = Life;
m_pObjCalendar.GetFiscalYear(m_dtPISDate, out FY);
dtTmpStartDate = FY.YRStartDate;
dtTmpEndDate = FY.YREndDate;
FY.GetMidYearDate(out dtMidDate);
//if in the first half get full year else move to next year
if (m_dtPISDate < dtMidDate)
{
m_dtStartDate = dtTmpStartDate;
m_bFirstHalf = true;
}
else
{
m_dtStartDate = dtTmpEndDate.AddDays(+1);
m_bFirstHalf = false;
}
//calc the deemed end date
iYear = m_dtStartDate.Year + ((int)(m_dblLife));
iMonth = m_dtStartDate.Month + ((int)((m_dblLife - ((int)(m_dblLife))) * 12));
iDay = m_dtStartDate.Day;
if (iMonth > 12)
{
iMonth -= 12;
iYear++;
}
m_dtEndDate = new DateTime(iYear, iMonth, iDay).AddDays(-1);
return(true);
}
public bool GetFirstYearFactor(DateTime dtDate, out double pVal)
{
short iTolWeight;
short iAnuWeight;
DateTime dtTmpEndDate;
DateTime dtTmpStartDate;
DateTime dtMidDate;
IBAFiscalYear FY;
bool hr;
pVal = 0.0;
if (m_pObjCalendar == null)
{
throw new Exception("Avg Convention not initialized.");
}
if (dtDate <= DateTime.MinValue)
{
throw new Exception("Avg Convention not initialized.");
}
if (!(hr = m_pObjCalendar.GetFiscalYear(dtDate, out FY)))
{
return(false);
}
dtTmpStartDate = FY.YRStartDate;
dtTmpEndDate = FY.YREndDate;
FY.GetTotalFiscalYearPeriodWeights(out iTolWeight);
FY.GetTotalAnnualPeriodWeights(out iAnuWeight);
FY.GetMidYearDate(out dtMidDate);
if (dtDate < dtMidDate)
{
//if the PIS is in the first half of the year, then 100%
pVal = (double)(iTolWeight) / iAnuWeight;
}
else
{
//if( the PIS is in the second half of the year, then no disposed
pVal = 0;
}
return(true);
}
public bool GetDisposalYearFactor(double RemainingLife, DateTime dtDate, out double pVal)
{
IBACalcPeriod pObjIPd;
IBAFiscalYear FY;
DateTime dtTmpEndDate;
DateTime dtTmpStartDate;
DateTime dtMidDate;
DateTime dtPEndDate;
double dFYFraction;
double dFYFactor;
bool hr;
pVal = 0.0;
if (m_pObjCalendar == null)
{
throw new Exception("Avg Convention not initialized.");
}
if (dtDate <= DateTime.MinValue)
{
dtDate = m_dtEndDate;
}
if (!(hr = m_pObjCalendar.GetFiscalYear(dtDate, out FY)) ||
!(hr = FY.GetMidYearDate(out dtMidDate)))
{
return(hr);
}
dtTmpStartDate = FY.YRStartDate;
dtTmpEndDate = FY.YREndDate;
// mobjIFY.GetPeriod mdtStartDate, objIPd
if (m_bFirstHalf)
{
//if PIS is in the first half of the year
if (dtDate >= dtTmpStartDate && dtDate <= dtTmpEndDate &&
m_dtStartDate >= dtTmpStartDate && m_dtStartDate <= dtTmpEndDate)
{
// In first year
if (!(hr = FY.GetPeriod(m_dtStartDate, out pObjIPd)))
{
return(hr);
}
dtPEndDate = pObjIPd.PeriodEnd;
if (dtDate < dtPEndDate)
{
if (!(hr = GetFirstYearFactor(dtDate, out pVal)))
{
return(hr);
}
}
else
{
if (!(hr = FY.GetFiscalYearFraction(out dFYFraction)) ||
!(hr = GetFirstYearFactor(dtDate, out dFYFactor)))
{
return(hr);
}
pVal = 0.5 * (dFYFraction - dFYFactor);
}
}
else //if( dtDate >= dtTmpStartDate && dtDate <= dtTmpEndDate &&
//m_dtEndDate >= dtTmpStartDate && m_dtEndDate <= dtTmpEndDate )
{
// in the last year
if (!(hr = FY.GetMidYearDate(out dtMidDate)))
{
return(hr);
}
if (dtDate < dtMidDate)
{
pVal = 0;
}
else
{
if (!(hr = FY.GetFiscalYearFraction(out dFYFraction)))
{
return(hr);
}
if (dFYFraction > RemainingLife)
{
pVal = RemainingLife * 0.5;
}
else
{
pVal = dFYFraction * 0.5;
}
}
}
// else
// {
// if ( FAILED(hr = FY.GetFiscalYearFraction(out dFYFraction)) ||
// FAILED(hr = GetFirstYearFactor(dtDate, out dFYFactor)) )
// return hr;
// pVal = 0.5 * (dFYFraction - dFYFactor);
// }
}
else // PIS in second half of the year.
{
if (dtDate < m_dtStartDate)
{
// In PIS year
// if ( dtDate > dtMidDate )
// {
// if ( FAILED(hr = FY.GetFiscalYearFraction(out dFYFraction)) ||
// FAILED(hr = GetFirstYearFactor(dtMidDate, out dFYFactor)) )
// return hr;
// pVal = dFYFraction - 0.5 * dFYFactor;
// }
// else
pVal = 0;
}
else //if( dtDate >= dtTmpStartDate && dtDate <= dtTmpEndDate &&
//m_dtEndDate >= dtTmpStartDate && m_dtEndDate <= dtTmpEndDate )
{
// in the last year
if (!(hr = FY.GetFiscalYearFraction(out dFYFraction)) ||
!(hr = FY.GetMidYearDate(out dtMidDate)))
{
return(hr);
}
if (dFYFraction > RemainingLife)
{
if (dtDate < dtMidDate)
{
pVal = RemainingLife * 0.5;
}
else
{
pVal = RemainingLife;
}
}
else
{
if (dtDate < dtMidDate)
{
pVal = dFYFraction * 0.5;
}
else
{
pVal = dFYFraction;
}
}
}
//else
//{
// if ( FAILED(hr = FY.GetFiscalYearFraction(out dFYFraction)) ||
// FAILED(hr = GetFirstYearFactor(dtDate, out dFYFactor)) )
// return hr;
// pVal = 0.5 * (dFYFraction - dFYFactor);
//}
}
return(true);
}