middleStringAtIndex method
Implementation
String? middleStringAtIndex(int index) {
if (index >= 0 && index < 24) {
DateTime time = currentTime.add(Duration(days: _currentIndex[0]!));
if (isAtSameDay(minTime, time)) {
if (index >= 0 && index < 24 - minTime!.hour) {
return digits(minTime!.hour + index, 2);
} else {
return null;
}
} else if (isAtSameDay(maxTime, time)) {
if (index >= 0 && index <= maxTime!.hour) {
return digits(index, 2);
} else {
return null;
}
}
return digits(index, 2);
}
return null;
}