mirror of
https://github.com/stonega/tsacdop
synced 2024-12-15 18:00:10 +01:00
547aef80e9
modified: lib/class/settingstate.dart modified: lib/episodes/episodedetail.dart modified: lib/home/appbar/addpodcast.dart deleted: lib/home/audio_player.dart modified: lib/home/audiopanel.dart modified: lib/home/home.dart modified: lib/home/homescroll.dart modified: lib/local_storage/key_value_storage.dart modified: lib/local_storage/sqflite_localpodcast.dart modified: lib/main.dart modified: lib/podcasts/podcastdetail.dart modified: lib/podcasts/podcastgroup.dart modified: pubspec.lock modified: pubspec.yaml lib/home/audioplayer.dart
164 lines
4.8 KiB
Dart
164 lines
4.8 KiB
Dart
import 'package:flutter/material.dart';
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class AudioPanel extends StatefulWidget {
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final Widget miniPanel;
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final Widget expandedPanel;
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AudioPanel({this.miniPanel, this.expandedPanel, Key key}) : super(key: key);
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@override
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_AudioPanelState createState() => _AudioPanelState();
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}
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class _AudioPanelState extends State<AudioPanel>
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with SingleTickerProviderStateMixin {
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double initSize;
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double minSize = 60;
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double maxSize = 300;
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double _startdy;
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double _move = 0;
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AnimationController _controller;
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var _animation;
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@override
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void initState() {
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initSize = minSize;
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_controller =
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AnimationController(vsync: this, duration: Duration(milliseconds: 100))
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..addListener(() {
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setState(() {});
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});
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_animation =
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Tween<double>(begin: initSize, end: initSize).animate(_controller);
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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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_controller.dispose();
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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 Stack(children: <Widget>[
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Container(
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child: (_animation.value > minSize + 30)
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? Positioned.fill(
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child: GestureDetector(
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onTap: () => _backToMini(),
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child: Container(
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color: Theme.of(context)
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.scaffoldBackgroundColor
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.withOpacity(0.5),
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),
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),
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)
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: Center(),
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),
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Container(
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alignment: Alignment.bottomCenter,
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child: GestureDetector(
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onVerticalDragStart: (event) => _start(event),
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onVerticalDragUpdate: (event) => _update(event),
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onVerticalDragEnd: (event) => _end(),
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child: Container(
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height: (_animation.value >= maxSize)
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? maxSize
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: (_animation.value <= minSize) ? minSize : _animation.value,
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child: _animation.value < minSize + 30
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? Container(
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color: Theme.of(context).primaryColor,
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child: Opacity(
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opacity: _animation.value > minSize
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? (minSize + 30 - _animation.value) / 40
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: 1,
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child: Container(
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child: widget.miniPanel,
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),
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),
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)
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: Container(
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decoration: BoxDecoration(
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color: Theme.of(context).primaryColor,
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boxShadow: [
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BoxShadow(
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offset: Offset(0, -1),
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blurRadius: 4,
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color: Colors.grey[400],
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),
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],
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),
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child: SingleChildScrollView(
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child: Opacity(
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opacity: _animation.value < (maxSize - 50)
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? (_animation.value - minSize) /
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(maxSize - minSize - 50)
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: 1,
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child: Container(
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height: maxSize,
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child: widget.expandedPanel,
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),
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),
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),
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),
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),
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),
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),
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]);
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}
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_backToMini() {
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setState(() {
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_animation =
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Tween<double>(begin: initSize, end: minSize).animate(_controller);
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initSize = minSize;
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});
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_controller.forward();
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}
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_start(DragStartDetails event) {
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setState(() {
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_startdy = event.localPosition.dy;
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_animation =
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Tween<double>(begin: initSize, end: initSize).animate(_controller);
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});
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_controller.forward();
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}
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_update(DragUpdateDetails event) {
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setState(() {
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_move = _startdy - event.localPosition.dy;
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_animation = Tween<double>(begin: initSize, end: initSize + _move)
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.animate(_controller);
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});
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_controller.forward();
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}
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_end() {
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if (_animation.value >= (maxSize + minSize) / 2.2 &&
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_animation.value < maxSize) {
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setState(() {
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_animation = Tween<double>(begin: _animation.value, end: maxSize)
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.animate(_controller);
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initSize = maxSize;
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});
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_controller.forward();
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} else if (_animation.value < (maxSize + minSize) / 2.2 &&
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_animation.value > minSize) {
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setState(() {
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_animation = Tween<double>(begin: _animation.value, end: minSize)
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.animate(_controller);
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initSize = minSize;
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});
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_controller.forward();
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} else if (_animation.value >= maxSize) {
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setState(() {
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initSize = maxSize;
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});
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} else if (_animation.value <= minSize) {
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setState(() {
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initSize = minSize;
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});
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}
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}
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}
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