atob_animation

Description:

atob animation

atob_animation #
A to B Flutter package Animation

🎖 Installing #
dependencies:
atob_animation: any
⚡️Import #
import 'package:atob_animation/atob_animation.dart';
❤️How to Use
import 'package:atob_animation/atob_animation.dart';
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',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: MyHomePage(title: 'Flutter Demo Home Page'),
);
}
}

class MyHomePage extends StatefulWidget {
MyHomePage({Key key, this.title}) : super(key: key);

final String title;

@override
_MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
int _counter = 0;

GlobalKey _targetkey = GlobalKey();
Offset _endOffset;

GlobalKey _startkey = GlobalKey();
Offset _startOffset;

_incrementCart(){
var _overlayEntry = OverlayEntry(builder: (_) {
return AtoBAnimation(
startPosition: _startOffset, //animation Start Point
endPosition: _endOffset, //Animation end Point
dxCurveAnimation: 100,
dyCurveAnimation: 50,
duration: Duration(milliseconds: 1000),
opacity: 0.9,
child: ClipOval(child: Container(
color: Colors.orange[700],
child: Padding(
padding: const EdgeInsets.all(12.0),
child: Icon(Icons.shopping_cart,color: Colors.white,size: 40,),
),
)),
);
});
// Show Overlay
Overlay.of(context).insert(_overlayEntry);
// wait for the animation to end
Future.delayed(Duration(milliseconds: 2000), () {
_overlayEntry.remove();
_overlayEntry = null;
});

setState(() {
_counter++;
});
}


@override
void initState() {
super.initState();
WidgetsBinding.instance.addPostFrameCallback((c) {
// Get the location of the "shopping cart"
_endOffset = (_targetkey.currentContext.findRenderObject() as RenderBox).localToGlobal(Offset.zero);
// Get the position of the current widget when clicked, and pass in overlayEntry
_startOffset = (_startkey.currentContext.findRenderObject() as RenderBox).localToGlobal(Offset.zero);
});
}

@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),),
body: Column(
crossAxisAlignment: CrossAxisAlignment.center,
mainAxisAlignment: MainAxisAlignment.start,
children: [
SizedBox(height: 100,),
Center(
child: Container(
key: _targetkey,
child: _counter != 0?
Stack(
children: [
Icon(Icons.shopping_bag, size: 100),
ClipOval(
child: Container(
color: Colors.yellow,
child: Padding(
padding: const EdgeInsets.all(4.0),
child: Text("$_counter",style: TextStyle(color: Colors.red,fontSize: 35),),
),
),
)
],
):
Icon(Icons.shopping_bag, size: 100),
),
)
],
),
floatingActionButton: FloatingActionButton(
key: _startkey,
onPressed:_incrementCart,
child: Icon(Icons.add),
),
);
}
}
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