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import 'package:flutter/material.dart';
import 'package:stream_chat_flutter/stream_chat_flutter.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();

  final client = StreamChatClient(
    'YOUR_API_KEY',
    logLevel: Level.INFO,
  );

d3xvn

import 'dart:async';
import 'dart:math';
import 'dart:ui';

import 'package:flutter/material.dart';
import 'package:stream_chat_flutter/stream_chat_flutter.dart';
import 'package:stream_chat_localizations/stream_chat_localizations.dart';
import 'package:ezanimation/ezanimation.dart';

void main() async {

d3xvn

import 'package:flutter/cupertino.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:stream_chat_flutter/stream_chat_flutter.dart';
import 'package:stream_chat_localizations/stream_chat_localizations.dart';
import 'package:flutter_chess_board/flutter_chess_board.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();

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class MyHomePage extends StatefulWidget {
  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {

  double x = 0;
  double y = 0;
  double z = 0;

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colorAnimation = ColorTween(begin: Colors.blue, end: Colors.yellow).animate(CurvedAnimation(parent: controller, curve: Curves.bounceOut));

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// In initState
controller.addListener(() {
 setState(() {});
});

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@override
Widget build(BuildContext context) {
 return Scaffold(
   appBar: AppBar(
     title: Text("Animation Demo"),
   ),
   body: Center(
     child: Container(
       height: sizeAnimation.value,
       width: sizeAnimation.value,

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AnimationController controller;
Animation colorAnimation;
Animation sizeAnimation;

@override
void initState() {
 super.initState();
 controller =  AnimationController(vsync: this, duration: Duration(seconds: 2));
 colorAnimation = ColorTween(begin: Colors.blue, end: Colors.yellow).animate(controller);
 sizeAnimation = Tween<double>(begin: 100.0, end: 200.0).animate(controller);

d3xvn

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
 // This widget is the root of your application.
 @override
 Widget build(BuildContext context) {
   return MaterialApp(

d3xvn

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
 // This widget is the root of your application.
 @override
 Widget build(BuildContext context) {
   return MaterialApp(
     title: 'Flutter Demo',