jumpToInitialPage method
Implementation
void jumpToInitialPage(DateTime? newInitialDate) {
final clampedInitialDate = PickerPlusDateUtilsX.clampDateToRange(
max: maxDate,
min: minDate,
date: DateTime.now(),
);
final DateTime initial = DateUtils.dateOnly(newInitialDate ?? clampedInitialDate);
displayedMonth.value = initial;
pageController.jumpToPage(
DateUtils.monthDelta(minDate, initial),
);
}