flash method
Implementation
Widget flash(
{bool animate = true,
dynamic Function(AnimationController) controller,
Duration delay = const Duration(milliseconds: 0),
Duration duration = const Duration(milliseconds: 3500),
bool manualTrigger = false,
bool infinite = false}) {
return Flash(
animate: animate,
infinite: infinite,
controller: controller,
delay: delay,
duration: duration,
manualTrigger: manualTrigger,
child: this,
);
}