如何向我的颤动路线添加自定义过渡.这是我目前的路线结构
class MyApp extends StatelessWidget { // This widget is the root of your application. @override Widget build(BuildContext context) { return new MaterialApp( title: 'Yaip',theme: new ThemeData( primarySwatch: Colors.pink,brightness: Brightness.light ),home: new VerifyPhoneNumber(),routes: <String,WidgetBuilder>{ '/verified': (BuildContext context) => new MobileNumberVerified(),'/setupprofile': (BuildContext context) => new SetUpProfile() },); } }