An implicit animation widget for rotation with flutter
AnimatedRotation
An implicitly animated version of RotationTransition which automatically transitions the rotation over time when the provided angle changes.
Install
Get it from pub.
Add the dependency to your pubspec.yaml
dependencies:
animated_rotation: ^1.0.0
Run flutter pub get in your root folder after saving the pubspec.yaml file
Usage
Here is an example of the counter app with text rotating based on the count
import 'package:animated_rotation/animated_rotation.dart';
import 'package:flutter/material.dart';
void main() => runApp(MyHomePage());
class MyHomePage extends StatefulWidget {
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
int _counter = 0;
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
appBar: AppBar(
title: Text("AnimatedRotation example"),
),
body: Center(
child: AnimatedRotation(
angle: _counter,
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Text(
'You have pushed the button this many times:',
),
Text(
'$_counter',
style: Theme.of(context).textTheme.display1,
),
],
),
),
),
floatingActionButton: FloatingActionButton(
onPressed: () {
setState(() {
_counter++;
});
},
tooltip: 'Increment',
child: Icon(Icons.add),
),
),
);
}
}