previousImage method
Implementation
@override
Future<void> previousImage({
Duration? duration,
Curve? curve,
Axis axis = Axis.horizontal,
}) async {
final _index = (_state?.indexForAxis ?? 2) - 1;
_setModeController();
_state
?..onResetTimer()
..onRotateImage.call(_index, axis)
..onResumeTimer();
}