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Description:

spring

A simple & powerfull pre-built animation kit.

🔨 Installation #
dependencies:
spring: ^2.0.2
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🎥 Spring Animations #

Slide
Scale
Animated Card
Flip
Fade In & Out
Opacity
Bubble Button
Blink
Pop
Shake
Rotate
Translate

⚙ Import #
import 'package:spring/spring.dart';
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🕹️ Usage #
Spring.slide(
slideType: SlideType.slide_in_right,
child: FlutterLogo(),
),
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🕹️ Advanced Usage #
import 'package:flutter/material.dart';
import 'package:spring/spring.dart';
import 'package:test123/blue_card.dart';
import 'package:test123/red_card.dart';

class SpringExample extends StatelessWidget {
final SpringController springController =
SpringController(initialAnim: Motion.play);

@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.white,
body: Center(
child: Spring.slide(
springController: springController,
slideType: SlideType.slide_in_right,
delay: Duration(milliseconds: 500),
animDuration: Duration(milliseconds: 1000),
curve: Curves.easeInExpo,
extend: 30,
withFade: true,
animStatus: (AnimStatus status) {
print(status);
},
child: GestureDetector(
onTap: () {
springController.play(motion: Motion.reverse);
},
child: FlutterLogo()),
),
),
);
}
}
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🎮 SpringController #
SpringController allow you to control the animations without setting the setState.

//initial anim = Motion.play
final SpringController springController =
SpringController();
// you can set the initial anim using initialAnim param..
final SpringController springController =
SpringController(initialAnim: Motion.pause,);
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Controlling the animations #
GestureDetector(
onTap: () {
springController.play(
motion: Motion.reverse,
animDuration: Duration(milliseconds: 300),
curve: Curves.bounceIn,
delay: Duration(milliseconds: 900));
},
child: Spring.slide(
springController: springController,
slideType: SlideType.slide_in_right,
delay: Duration(milliseconds: 500),
animDuration: Duration(milliseconds: 1000),
curve: Curves.easeInExpo,
extend: 30,
withFade: true,
animStatus: (AnimStatus status) {
print(status);
},
child: FlutterLogo()),
),
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🔈 Animation Status #
You can listen for animation Staus via animStatus callBack
which returns AnimStatus enum.

AnimStatus.forward
AnimStatus.completed
AnimStatus.reverse
AnimStatus.dismissed

Spring.rotate(
springController: springController,
animStatus: (AnimStatus status) {
print(status);
},
child: FlutterLogo()),

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🐞 Bugs/Requests #
If you encounter any problems please open an issue. If you feel the library is missing a feature, please raise a ticket on Github and we'll look into it. Pull request are welcome.
🙏 Thanks #

A special thanks to Felix Blaschke for his simple_animations & supercharged packages. This package literally depends on it.
Thanks to gskinner.com for universal_platform package.

📃 License #
MIT License