fadeOut method
Adds a FadeEffect that animates the opacity of the target between 0.0
and the specified end
value (via FadeTransition).
Implementation
T fadeOut({
Duration? delay,
Duration? duration,
Curve? curve,
double? begin,
}) =>
addEffect(FadeEffect(
delay: delay,
duration: duration,
curve: curve,
begin: begin ?? FadeEffect.neutralValue,
end: 0.0,
));