sample tween animation

home_view.dart

import 'package:flutter/material.dart';

import 'package:get/get.dart';

import '../controllers/home_controller.dart';

class HomeView extends GetView<HomeController> {
  const HomeView({Key? key}) : super(key: key);
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('HomeView'),
        centerTitle: true,
      ),
      body: Center(
        child: TweenAnimationBuilder<double>(
          tween: Tween<double>(begin: 0, end: 190),
          duration: const Duration(seconds: 60),
          builder: (BuildContext context, double size, Widget? child) {
            return Text('${size.toInt()}');
          },
          child: Text("0"),
        ),
      ),
    );
  }
}