flutter_flip_animation_1.dart

class FlipWidget extends StatelessWidget {
  Widget child;

  FlipWidget({Key key, this.child}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Column(
      mainAxisSize: MainAxisSize.min,
      children: [
        ClipRect(
            child: Align(
          alignment: Alignment.topCenter,
          heightFactor: 0.5,
          child: child,
        )),
        Padding(
          padding: EdgeInsets.only(top: 2.0),
        ),
        ClipRect(
            child: Align(
          alignment: Alignment.bottomCenter,
          heightFactor: 0.5,
          child: child,
        )),
      ],
    );
  }
}