flutter_round_slider

Description:

flutter round slider

Flutter Round Slider / Circular Slider #
A Flutter package to create a Round Slider. It also supports you can create your own style. It will be useful for your awesome app.
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Example #
import 'dart:math';

import 'package:flutter/material.dart';
import 'package:flutter_round_slider/flutter_round_slider.dart';

void main() {
runApp(MyApp());
}

class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: HomePage(),
);
}
}

class HomePage extends StatefulWidget {
@override
_HomePageState createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
double value = 0;
final valueTween = Tween<double>(begin: -120, end: 120);
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.black,
appBar: AppBar(
title: Text('Flutter Round Slider'),
),
body: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
ElevatedButton(
onPressed: () {
setState(() {
value = Random.secure().nextDouble();
});
},
child: Text(
'Random value (${valueTween.transform(value).toStringAsFixed(1)})')),
Row(
children: [
RoundSlider(
style: RoundSliderStyle(
alignment: RoundSliderAlignment.left,
),
value: value,
onChanged: (double value) {
setState(() {
this.value = value;
});
},
),
Padding(
padding: const EdgeInsets.only(left: 14.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'Temperature °F',
style: TextStyle(
fontSize: 16,
color: Colors.white,
fontWeight: FontWeight.bold,
),
),
Text(
'${valueTween.transform(value).round()}',
style: TextStyle(
fontSize: 64,
color: Colors.white,
fontWeight: FontWeight.w900,
),
),
],
),
),
],
),
Row(
mainAxisAlignment: MainAxisAlignment.end,
children: [
Padding(
padding: const EdgeInsets.only(right: 14.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'Temperature °F',
style: TextStyle(
fontSize: 16,
color: Colors.white,
fontWeight: FontWeight.bold,
),
),
Text(
'${valueTween.transform(value).round()}',
style: TextStyle(
fontSize: 64,
color: Colors.white,
fontWeight: FontWeight.w900,
),
),
],
),
),
RoundSlider(
style: RoundSliderStyle(
alignment: RoundSliderAlignment.right,
),
value: value,
onChanged: (double value) {
setState(() {
this.value = value;
});
},
),
],
),
],
),
);
}
}
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Development environment #
[✓] Flutter (Channel stable, 2.0.5, on macOS 11.2.3 20D91 darwin-x64, locale en-VN)
• Flutter version 2.0.5
• Framework revision adc687823a (11 days ago), 2021-04-16 09:40:20 -0700
• Engine revision b09f014e96
• Dart version 2.12.3

[✓] Android toolchain - develop for Android devices (Android SDK version 30.0.3)
• Platform android-30, build-tools 30.0.3
• Java binary at: /Applications/Android Studio.app/Contents/jre/jdk/Contents/Home/bin/java
• Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b3-6915495)
• All Android licenses accepted.

[✓] Xcode - develop for iOS and macOS
• Xcode at /Applications/Xcode_12.app/Contents/Developer
• Xcode 12.4, Build version 12D4e
• CocoaPods version 1.10.1

[✓] Chrome - develop for the web
• Chrome at /Applications/Google Chrome.app/Contents/MacOS/Google Chrome

[✓] Android Studio (version 4.1)
• Android Studio at /Applications/Android Studio.app/Contents
• Flutter plugin can be installed from:
🔨 https://plugins.jetbrains.com/plugin/9212-flutter
• Dart plugin can be installed from:
🔨 https://plugins.jetbrains.com/plugin/6351-dart
• Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b3-6915495)
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