config method
void
config(
- AnimationController controller,
- double value, {
- ChangeNotifier? notifier,
- VoidCallback? listener,
Implementation
void config(AnimationController controller, double value,
{ChangeNotifier? notifier, VoidCallback? listener}) {
assert(_controller == null, 'An adapter was assigned twice.');
assert((notifier == null) == (listener == null));
_controller = controller;
_controller?.value = _value = value;
_notifier = notifier?..addListener(listener!);
_listener = listener;
_ticker = Ticker(_tick);
}