radial_slider 0.0.2
radial_slider #
A radial slider widget.
Getting Started #
For help getting started with Flutter, view our online documentation.
For help on editing package code, view the documentation.
[0.0.1] - TODO: Add release date.
- TODO: Describe initial release.
import 'dart:math';
import 'package:flutter/material.dart';
import 'package:radial_slider/radial_slider.dart';
void main() => runApp(new MyApp());
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return new MaterialApp(
title: 'Flutter Demo',
theme: new ThemeData(
primarySwatch: Colors.blue,
accentColor: Colors.red,
brightness: Brightness.light,
),
home: Scaffold(
appBar: AppBar(
title: Text('Flutter Demo')
),
body: AppBody(),
)
);
}
}
const double START_ANGLE = - pi / 2;
class AppBody extends StatefulWidget {
@override
_AppBodyState createState() => _AppBodyState();
}
class _AppBodyState extends State<AppBody> {
double angle = START_ANGLE;
@override
Widget build(BuildContext context) {
return Column(
children: <Widget>[
Container(
height: 60.0,
child: Center(child: Text('Angle: ${angle.toStringAsFixed(2)}'))
),
Expanded(
flex: 1,
child: RadialSlider(
color: Colors.yellow,
backgroundColor: Colors.blue,
backgroundGradient: null,
radius: 120.0,
initialAngle: angle,
maxAngle: pi * 2 - START_ANGLE,
onChange: (a) {
setState(() {
angle = a;
});
},
onChanging: (a) {
setState(() {
angle = a;
});
},
),
),
SizedBox(
height: 30.0,
)
],
);
}
}
Use this package as a library
1. Depend on it
Add this to your package's pubspec.yaml file:
dependencies:
radial_slider: ^0.0.2
2. Install it
You can install packages from the command line:
with Flutter:
$ flutter pub get
Alternatively, your editor might support flutter pub get
.
Check the docs for your editor to learn more.
3. Import it
Now in your Dart code, you can use:
import 'package:radial_slider/radial_slider.dart';
Popularity:
Describes how popular the package is relative to other packages.
[more]
|
30
|
Health:
Code health derived from static analysis.
[more]
|
100
|
Maintenance:
Reflects how tidy and up-to-date the package is.
[more]
|
46
|
Overall:
Weighted score of the above.
[more]
|
54
|
We analyzed this package on Dec 13, 2019, and provided a score, details, and suggestions below. Analysis was completed with status completed using:
- Dart: 2.6.1
- pana: 0.13.1+4
- Flutter: 1.12.13+hotfix.2
Health suggestions
Fix lib/src/radial_slider.dart
. (-0.50 points)
Analysis of lib/src/radial_slider.dart
reported 1 hint:
line 4 col 7: This class (or a class which this class inherits from) is marked as '@immutable', but one or more of its instance fields are not final: RadialSlider.radius, RadialSlider.minAngle, RadialSlider.maxAngle, RadialSlider.initialAngle, RadialSlider.background, RadialSlider.color, RadialSlider.backgroundColor, RadialSlider.backgroundGradient, RadialSlider.onChange, RadialSlider.onChanging
Maintenance suggestions
Package is getting outdated. (-24.11 points)
The package was last published 64 weeks ago.
The package description is too short. (-20 points)
Add more detail to the description
field of pubspec.yaml
. Use 60 to 180 characters to describe the package, what it does, and its target use case.
Package is pre-v0.1 release. (-10 points)
While nothing is inherently wrong with versions of 0.0.*
, it might mean that the author is still experimenting with the general direction of the API.
Dependencies
Package | Constraint | Resolved | Available |
---|---|---|---|
Direct dependencies | |||
Dart SDK | >=1.19.0 <3.0.0 | ||
flutter | 0.0.0 | ||
Transitive dependencies | |||
collection | 1.14.11 | 1.14.12 | |
meta | 1.1.8 | ||
sky_engine | 0.0.99 | ||
typed_data | 1.1.6 | ||
vector_math | 2.0.8 | ||
Dev dependencies | |||
flutter_test |