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Commit 0bf6183

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Make fade-animation class
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‎lib/animation/FadeAnimation.dart‎

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import 'package:flutter/material.dart';
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import 'package:simple_animations/simple_animations.dart';
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class FadeAnimation extends StatelessWidget {
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final double delay;
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final Widget child;
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FadeAnimation(this.delay, this.child);
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@override
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Widget build(BuildContext context) {
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final tween = MultiTrackTween([
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Track("opacity").add(Duration(milliseconds: 500), Tween(begin: 0.0, end: 1.0)),
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Track("translateY").add(
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Duration(milliseconds: 500), Tween(begin: -30.0, end: 0.0),
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curve: Curves.easeOut)
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]);
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return ControlledAnimation(
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delay: Duration(milliseconds: (500 * delay).round()),
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duration: tween.duration,
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tween: tween,
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child: child,
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builderWithChild: (context, child, animation) => Opacity(
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opacity: animation["opacity"],
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child: Transform.translate(
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offset: Offset(0, animation["translateY"]),
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child: child
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),
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),
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);
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}
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}

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AltStyle によって変換されたページ (->オリジナル) /