import 'package:flutter/material.dart'; class FeedbackBuilder { static Widget tests(Widget child, int index, Animation animation) => Transform( transform: new Matrix4.rotationZ(0), child: Material( child: child, elevation: 1.0, color: Colors.transparent, borderRadius: BorderRadius.circular(16.0), ), ); static Widget simple( BuildContext context, BoxConstraints constraints, Widget child, ) { return Transform( transform: new Matrix4.rotationZ(0.05), // alignment: FractionalOffset.topLeft, child: Material( child: child, elevation: 6.0, color: Colors.transparent, borderRadius: BorderRadius.circular(12.0), ), ); } }