Fade-in UI Demo - Animated

fade-in-ui-demo-2.dart

class FadeInUi extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return SingleChildScrollView(
      child: Container(
        padding: EdgeInsets.all(20.0),
        child: Column(
          children: <Widget>[
            FadeIn(1.0, HeaderPlaceholder()),
            WhitespaceSeparator(),
            Row(
              mainAxisAlignment: MainAxisAlignment.spaceEvenly,
              children: <Widget>[
                FadeIn(2, CirclePlaceholder()),
                FadeIn(2.33, CirclePlaceholder()),
                FadeIn(2.66, CirclePlaceholder())
              ],
            ),
            WhitespaceSeparator(),
            FadeIn(4, CardPlaceholder()),
            FadeIn(4.5, CardPlaceholder()),
            FadeIn(5, CardPlaceholder()),
            FadeIn(5.5, CardPlaceholder())
          ],
        ),
      ),
    );
  }
}