Circular Reveal Animation Using Flutter Android App

dependencies:
  flutter:
    sdk: flutter
  circular_reveal_animation: ^1.1.5

flutter pub get

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

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

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      title: 'CRA Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: MyHomePage(),
    );
  }
}

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

class _MyHomePageState extends State<MyHomePage>
    with SingleTickerProviderStateMixin {
  AnimationController animationController;
  Animation<double> animation;

  @override
  void initState() {
    super.initState();
    animationController = AnimationController(
      vsync: this,
      duration: Duration(milliseconds: 1000),
    );
    animation = CurvedAnimation(
      parent: animationController,
      curve: Curves.easeIn,
    );
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        backgroundColor: Colors.pink,
        title: Text("CRA Demo"),
      ),
      body: Padding(
        padding: const EdgeInsets.all(16.0),
        child: Center(
          child: Column(
            mainAxisSize: MainAxisSize.min,
            children: <Widget>[
//              MaterialButton(
//                child: Text("show reveal dialog"),
//                onPressed: () => showRevealDialog(context),
//                color: Colors.amber,
//              ),
              SizedBox(height: 16),
              CircularRevealAnimation(
                child: Image.asset('assets/download.jpg'),
                animation: animation,
//                centerAlignment: Alignment.centerRight,
                centerOffset: Offset(130, 100),
//                minRadius: 12,
//                maxRadius: 200,
              ),
            ],
          ),
        ),
      ),
      floatingActionButton: FloatingActionButton(onPressed: () {
        if (animationController.status == AnimationStatus.forward ||
            animationController.status == AnimationStatus.completed) {
          animationController.reverse();
        } else {
          animationController.forward();
        }
      },
      backgroundColor: Colors.pink,
      ),
    );
  }
}