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LaoMengFlutterLaoMengFlutter
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add wheel_switch and loading
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13 files changed

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13 files changed

+785
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‎m_loading_sample/m_loading/lib/src/ball/ball.dart

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import 'package:flutter/material.dart';
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///
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/// desc:球
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///
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class Ball extends StatelessWidget {
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///
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/// 半径
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///
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final double radius;
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///
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/// 实心球颜色
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///
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final Color color;
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///
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/// 球的类型 [ BallType ]
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///
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final BallType ballType;
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///
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/// 边框宽
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///
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final double borderWidth;
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///
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/// 边框颜色
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///
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final Color borderColor;
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const Ball({
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Key key,
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this.radius = 16,
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this.color = Colors.white,
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this.ballType = BallType.solid,
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this.borderWidth = 0.0,
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this.borderColor = Colors.white,
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}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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return SizedBox(
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width: radius,
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height: radius,
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child: DecoratedBox(
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decoration: BoxDecoration(
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shape: BoxShape.circle,
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color: ballType == BallType.solid ? color : Colors.transparent,
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border: Border.all(color: borderColor, width: borderWidth)),
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),
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);
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}
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}
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enum BallType {
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///
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/// 空心
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///
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hollow,
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///
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/// 实心
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///
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solid
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}

‎m_loading_sample/m_loading/lib/src/ball/ball_grid_pulse_loading.dart

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import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import '../common/delay_tween.dart';
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import 'ball.dart';
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///
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/// desc:小球脉冲效果
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///
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class BallGridPulseLoading extends StatefulWidget {
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final double minRadius;
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final double maxRadius;
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final int count;
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final Duration duration;
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const BallGridPulseLoading(
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{Key key,
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this.minRadius = 0.0,
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this.maxRadius = 50.0,
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this.count = 3,
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this.duration = const Duration(milliseconds: 800)})
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: super(key: key);
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@override
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_BallGridPulseLoadingState createState() => _BallGridPulseLoadingState();
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}
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class _BallGridPulseLoadingState extends State<BallGridPulseLoading>
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with SingleTickerProviderStateMixin {
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AnimationController _controller;
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@override
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void initState() {
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_controller = AnimationController(vsync: this, duration: widget.duration)
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..repeat();
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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 GridView.builder(
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gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
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crossAxisCount: 3,
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),
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itemBuilder: (context, index) {
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return ScaleTransition(
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scale: DelayTween(begin: 0.0, end: 1.0, delay: index * .2)
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.animate(_controller),
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child: Ball(),
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);
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},
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itemCount: 9,
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);
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}
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}

‎m_loading_sample/m_loading/lib/src/ball/ball_pluse_loading.dart

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import 'package:flutter/material.dart';
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import '../common/delay_tween.dart';
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import 'ball.dart';
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///
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/// desc:小球脉冲效果
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///
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class BallPulseLoading extends StatefulWidget {
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final double minRadius;
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final double maxRadius;
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final int count;
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final Duration duration;
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const BallPulseLoading(
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{Key key,
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this.minRadius = 0.0,
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this.maxRadius = 50.0,
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this.count = 3,
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this.duration = const Duration(milliseconds: 800)})
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: super(key: key);
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@override
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_BallPulseLoadingState createState() => _BallPulseLoadingState();
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}
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class _BallPulseLoadingState extends State<BallPulseLoading>
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with SingleTickerProviderStateMixin {
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AnimationController _controller;
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@override
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void initState() {
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_controller = AnimationController(vsync: this, duration: widget.duration)
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..repeat();
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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 Row(
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children: List.generate(widget.count, (index) {
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return ScaleTransition(
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scale: DelayTween(begin: 0.0, end: 1.0, delay: index * .2)
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.animate(_controller),
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child: Ball(),
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);
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}),
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);
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}
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}

‎m_loading_sample/m_loading/lib/src/common/delay_tween.dart

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import 'dart:math' as math;
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import 'package:flutter/animation.dart';
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///
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/// desc:
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///
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class DelayTween extends Tween<double> {
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final double delay;
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DelayTween({double begin, double end, this.delay})
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:super(begin: begin, end: end);
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@override
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double lerp(double t) {
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return super.lerp((math.sin((t - delay) * 2 * math.pi) + 1) / 2);
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}
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@override
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double evaluate(Animation<double> animation) => lerp(animation.value);
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}

‎wheel_switch/.gitignore

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# Miscellaneous
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*.class
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*.log
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*.pyc
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*.swp
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.DS_Store
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.atom/
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.buildlog/
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.history
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.svn/
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# IntelliJ related
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*.iml
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*.ipr
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*.iws
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.idea/
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# The .vscode folder contains launch configuration and tasks you configure in
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# VS Code which you may wish to be included in version control, so this line
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# is commented out by default.
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#.vscode/
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# Flutter/Dart/Pub related
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**/doc/api/
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.dart_tool/
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.flutter-plugins
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.flutter-plugins-dependencies
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.packages
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.pub-cache/
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.pub/
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build/
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# Android related
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**/android/**/gradle-wrapper.jar
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**/android/.gradle
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**/android/captures/
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**/android/gradlew
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**/android/gradlew.bat
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**/android/local.properties
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**/android/**/GeneratedPluginRegistrant.java
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# iOS/XCode related
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**/ios/**/*.mode1v3
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**/ios/**/*.mode2v3
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**/ios/**/*.moved-aside
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**/ios/**/*.pbxuser
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**/ios/**/*.perspectivev3
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**/ios/**/*sync/
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**/ios/**/.sconsign.dblite
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**/ios/**/.tags*
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**/ios/**/.vagrant/
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**/ios/**/DerivedData/
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**/ios/**/Icon?
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**/ios/**/Pods/
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**/ios/**/.symlinks/
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**/ios/**/profile
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**/ios/**/xcuserdata
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**/ios/.generated/
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**/ios/Flutter/App.framework
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**/ios/Flutter/Flutter.framework
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**/ios/Flutter/Flutter.podspec
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**/ios/Flutter/Generated.xcconfig
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**/ios/Flutter/app.flx
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**/ios/Flutter/app.zip
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**/ios/Flutter/flutter_assets/
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**/ios/Flutter/flutter_export_environment.sh
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**/ios/ServiceDefinitions.json
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**/ios/Runner/GeneratedPluginRegistrant.*
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# Exceptions to above rules.
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!**/ios/**/default.mode1v3
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!**/ios/**/default.mode2v3
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!**/ios/**/default.pbxuser
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!**/ios/**/default.perspectivev3

‎wheel_switch/.metadata

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# This file tracks properties of this Flutter project.
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# Used by Flutter tool to assess capabilities and perform upgrades etc.
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#
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# This file should be version controlled and should not be manually edited.
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version:
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revision: f30b7f4db93ee747cd727df747941a28ead25ff5
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channel: stable
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project_type: package

‎wheel_switch/CHANGELOG.md

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## [0.0.1] - TODO: Add release date.
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* TODO: Describe initial release.

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