in scroll_overlay/lib/main.dart [37:49]
void initState() {
super.initState();
instrumentingPhysics = InstrumentingScrollPhysics(velocityListener: (double velocity) {
SchedulerBinding.instance.addPostFrameCallback((Duration timestamp) {
if (velocity != flutterFlingVelocity)
setState(() => flutterFlingVelocity = velocity);
});
});
_platformVelocityEventChannel.receiveBroadcastStream().listen((dynamic velocity) {
if (velocity != platformFlingVelocity)
setState(() => platformFlingVelocity = velocity);
});
}