flutter_fadein

Description:

flutter fadein

Flutter Fade-In #
Simple Flutter widget to fade-in your widgets once they are mounted.
Supports Material & Cupertino widgets.
Required Dart >=2.12 (has null-safety support).
Pub - API Docs - GitHub
Install #
Add this as a dependency in your pubspec.yaml:
dependencies:
flutter_fadein: ^2.0.0
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Usage #
import 'package:flutter_fadein/flutter_fadein.dart';

FadeIn(
child: Text("This will be faded-in!"),
// Optional paramaters
duration: Duration(milliseconds: 250),
curve: Curves.easeIn,
)
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With Controller #
If you need more control over the animation timing, you can use FadeInController:
final controller = FadeInController();

// ...

FadeIn(
child: Text("This will be faded-in with a controller"),
controller: controller,
)

// ...

controller.fadeIn();
controller.fadeOut();
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Using a controller with not automatically start. You can make it automatically start using FadeInController(autoStart: true).