Animated ListView In Flutter :
Screenshot :

animator.dart
import 'dart:async'; import 'package:flutter/material.dart'; class Animator extends StatefulWidget { final Widget child; final Duration time; Animator(this.child, this.time); @override _AnimatorState createState() => _AnimatorState(); } class _AnimatorState extends State<Animator> with SingleTickerProviderStateMixin { Timer timer; AnimationController animationController; Animation animation; @override void initState() { super.initState(); animationController = AnimationController(duration: Duration(milliseconds: 290), vsync: this); animation = CurvedAnimation(parent: animationController, curve: Curves.easeInOut); timer = Timer(widget.time, animationController.forward); } @override void dispose() { super.dispose(); timer.cancel(); animationController.dispose(); } @override Widget build(BuildContext context) { return AnimatedBuilder( animation: animation, child: widget.child, builder: (BuildContext context, Widget child) { return Opacity( opacity: animation.value, child: Transform.translate( offset: Offset(0.0, (1 - animation.value) * 20), child: child)); }); } } Timer timer; Duration duration = Duration(); wait() { if (timer == null || !timer.isActive) { timer = Timer(Duration(microseconds: 120), () { duration = Duration(); }); } duration += Duration(milliseconds: 100); return duration; } class WidgetAnimator extends StatelessWidget { final Widget child; WidgetAnimator(this.child); @override Widget build(BuildContext context) { return Animator(child, wait()); } }
main.dart
import 'package:flutter/material.dart'; import 'animator.dart'; void main() => runApp(MyApp()); class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( title: 'Flutter Tutorial', theme: ThemeData( primarySwatch: Colors.blue, ), home: AnimationListPage()); } } class AnimationListPage extends StatefulWidget { @override createState() => _AnimationListState(); } class _AnimationListState extends State<AnimationListPage> { @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: Text('Flutter Animated ListView'), ), body: ListView.builder( itemCount: 6, itemBuilder: (BuildContext context, int index) { return WidgetAnimator(Card( margin: EdgeInsets.all(10), elevation: 5, child: Container( padding: EdgeInsets.all(10), child: Text('Flutter Tutorial', style: TextStyle(fontSize: 15))))); })); } }
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