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76 lines
1.8 KiB
Dart
76 lines
1.8 KiB
Dart
import 'package:flutter/widgets.dart';
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class RotateIconController {
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VoidCallback? forward;
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VoidCallback? reverse;
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VoidCallback? reset;
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}
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class RotateIcon extends StatefulWidget {
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const RotateIcon({
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Key? key,
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required this.icon,
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required this.curve,
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this.controller,
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this.animationDurationMultiplier = 1.0,
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this.rotationPercent = 0.5,
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}) : super(key: key);
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final Widget icon;
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final Curve curve;
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final RotateIconController? controller;
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final double animationDurationMultiplier;
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final double rotationPercent;
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@override
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State<RotateIcon> createState() => _RotateIconState();
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}
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class _RotateIconState extends State<RotateIcon>
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with SingleTickerProviderStateMixin {
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late final AnimationController animationController;
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late final Animation<double> animation;
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late final Duration duration;
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@override
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void initState() {
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duration = Duration(
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milliseconds: (500 * widget.animationDurationMultiplier).toInt(),
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);
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animationController = AnimationController(
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vsync: this,
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duration: duration,
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);
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animation = Tween<double>(
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begin: 0.0,
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end: widget.rotationPercent,
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).animate(
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CurvedAnimation(
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curve: widget.curve,
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parent: animationController,
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),
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);
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widget.controller?.forward = animationController.forward;
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widget.controller?.reverse = animationController.reverse;
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widget.controller?.reset = animationController.reset;
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super.initState();
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}
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@override
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void dispose() {
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animationController.dispose();
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widget.controller?.forward = null;
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widget.controller?.reverse = null;
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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return RotationTransition(
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turns: animation,
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child: widget.icon,
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);
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}
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}
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