import 'package:flutter/material.dart'; import 'package:provider/provider.dart'; import 'package:tablet_app/Models/tabletContext.dart'; import 'package:tablet_app/app_context.dart'; import 'package:tablet_app/constants.dart'; class LoadingCommon extends StatefulWidget { const LoadingCommon({Key? key}) : super(key: key); @override State createState() => _LoadingCommonState(); } class _LoadingCommonState extends State with TickerProviderStateMixin { AnimationController? _controller; @override void initState() { _controller = AnimationController( duration: const Duration(milliseconds: 5000), vsync: this, )..repeat(); super.initState(); } @override void dispose() { _controller!.dispose(); super.dispose(); } @override Widget build(BuildContext context) { final appContext = Provider.of(context); TabletAppContext tabletAppContext = appContext.getContext(); Size size = MediaQuery.of(context).size; _controller!.forward(from: 0.0); _controller!.addListener(() { if (_controller!.isCompleted) { _controller!.reverse(); } if(_controller!.isDismissed){ _controller!.forward(); } }); return Center( child: SizedBox( height: size.height * 0.1, child: RotationTransition( turns: Tween(begin: 0.0, end: 3.0).animate(_controller!), child: tabletAppContext.configuration != null && tabletAppContext.configuration!.loaderImageUrl != null ? Image.network(tabletAppContext.configuration!.loaderImageUrl!) : Icon(Icons.museum_outlined, color: kTestSecondColor, size: size.height*0.1), ), ), ); } }