/// <summary>
/// Returns the number of times this occasions has occurred by the given date.
/// </summary>
/// <param name="jd"></param>
/// <returns></returns>
public int GetNumberAnniversary(JewishDate jd)
{
switch (this.UserOccasionType)
{
case UserOccasionTypes.HebrewDateRecurringYearly:
return(jd.Year - this.JewishDate.Year);
case UserOccasionTypes.HebrewDateRecurringMonthly:
var months = 0;
//Add up all the months for all the intervening years
for (var year = this.JewishDate.Year; year < jd.Year; year++)
{
months += JewishDateCalculations.IsJewishLeapYear(year) ? 13 : 12;
}
//Add or subtract months from the current year
months += jd.Month - this.JewishDate.Month;
return(months);
case UserOccasionTypes.SecularDateRecurringYearly:
return(jd.GregorianDate.Year - this.SecularDate.Year);
case UserOccasionTypes.SecularDateRecurringMonthly:
//Add all the months for all the years
months = (jd.GregorianDate.Year - this.SecularDate.Year) * 12;
//Add or subtract months from the current year
months += (jd.GregorianDate.Month - this.SecularDate.Month);
return(months);
}
return(0);
}
private void FillJewishMonthsCombo()
{
if (this._value == null)
{
return;
}
this.cmbJMonth.Items.Clear();
bool m = JewishDateCalculations.IsJewishLeapYear(this._value.Year);
for (int i = 1; i <= (m ? 13 : 12); i++)
{
this.cmbJMonth.Items.Add(new KeyValuePair <int, string>(i,
this._language == Languages.Hebrew ? Utils.GetProperMonthNameHeb(this.Value.Year, i) : Utils.GetProperMonthName(this.Value.Year, i)));
}
}
/// <summary>
/// Determines if two months match for a yahrtzeit or birthday etc.
/// </summary>
/// <param name="occDate"></param>
/// <param name="currDate"></param>
/// <returns></returns>
private static bool IsJewishMonthMatch(JewishDate occDate, JewishDate currDate)
{
int occMonth = occDate.Month,
currMonth = currDate.Month;
if (currMonth >= 12 && occMonth >= 12)
{
bool isOccLeap = JewishDateCalculations.IsJewishLeapYear(occDate.Year),
isCurrLeap = JewishDateCalculations.IsJewishLeapYear(currDate.Year);
if (isOccLeap != isCurrLeap)
{
return((isOccLeap && currMonth == 12) ||
(isCurrLeap && (occMonth == 12 && currMonth == 13)));
}
}
return(occMonth == currMonth);
}