simple_timer 2.0.0 
simple_timer: ^2.0.0 copied to clipboard
A Simple Timer Widget that displays the timer progress with various customizable options.
import 'package:flutter/material.dart';
import 'package:simple_timer/simple_timer.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
visualDensity: VisualDensity.adaptivePlatformDensity,
),
home: MyHomePage(title: 'Simple Timer Widget Demo'),
);
}
}
class MyHomePage extends StatefulWidget {
MyHomePage({Key key, this.title}) : super(key: key);
final String title;
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage>
with SingleTickerProviderStateMixin {
TimerController _timerController;
TimerStyle _timerStyle = TimerStyle.ring;
TimerProgressIndicatorDirection _progressIndicatorDirection = TimerProgressIndicatorDirection.clockwise;
TimerProgressTextCountDirection _progressTextCountDirection = TimerProgressTextCountDirection.count_down;
@override
void initState() {
// initialize timercontroller
_timerController = TimerController(this);
super.initState();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title, textAlign: TextAlign.center,),
centerTitle: true,
),
body: Center(
child: Column(
children: <Widget>[
Expanded(
child: Container(
margin: EdgeInsets.symmetric(vertical: 10),
child: SimpleTimer(
duration: const Duration(seconds: 5),
controller: _timerController,
timerStyle: _timerStyle,
onStart: handleTimerOnStart,
onEnd: handleTimerOnEnd,
valueListener: timerValueChangeListener,
backgroundColor: Colors.grey,
progressIndicatorColor: Colors.green,
progressIndicatorDirection: _progressIndicatorDirection,
progressTextCountDirection: _progressTextCountDirection,
progressTextStyle: TextStyle(color: Colors.black),
strokeWidth: 10,
),
)
),
Column(
children: <Widget>[
const Text("Timer Status", textAlign: TextAlign.left, style: TextStyle(fontWeight: FontWeight.bold),),
Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: <Widget>[
TextButton(
onPressed: _timerController.start,
child: const Text("Start", style: TextStyle(color: Colors.white)),
style: TextButton.styleFrom(
backgroundColor: Colors.green
)
),
TextButton(
onPressed: _timerController.pause,
child: const Text("Pause", style: TextStyle(color: Colors.white)),
style: TextButton.styleFrom(
backgroundColor: Colors.blue
)
),
TextButton(
onPressed: _timerController.reset,
child: const Text("Reset", style: TextStyle(color: Colors.white)),
style: TextButton.styleFrom(
backgroundColor: Colors.red
)
),
TextButton(
onPressed: _timerController.restart,
child: const Text("Restart", style: TextStyle(color: Colors.white)),
style: TextButton.styleFrom(
backgroundColor: Colors.orange
)
),
],
)
],
),
Column(
children: <Widget>[
const Text("Timer Style", style: TextStyle(fontWeight: FontWeight.bold),),
Row(
mainAxisAlignment: MainAxisAlignment.spaceAround,
children: <Widget>[
Flexible(
child: TextButton(
onPressed: ()=>_setStyle(TimerStyle.ring),
style: TextButton.styleFrom(
backgroundColor: Colors.blue
),
child: const Text("Ring",
textAlign: TextAlign.center,
style: const TextStyle(color: Colors.white)
)
)
),
Flexible(
child: TextButton(
onPressed: ()=>_setStyle(TimerStyle.expanding_circle),
style: TextButton.styleFrom(
backgroundColor: Colors.green
),
child: const Text("Expanding Circle",
textAlign: TextAlign.center,
style: const TextStyle(color: Colors.white)
)
),
),
Flexible(
child: TextButton(
onPressed: ()=>_setStyle(TimerStyle.expanding_sector),
style: TextButton.styleFrom(
backgroundColor: Colors.orange
),
child: const Text("Expanding Sector",
textAlign: TextAlign.center,
style: const TextStyle(color: Colors.white)
)
),
),
Flexible(
child: TextButton(
onPressed: ()=>_setStyle(TimerStyle.expanding_segment),
style: TextButton.styleFrom(
backgroundColor: Colors.red
),
child: const Text("Expanding Segment",
textAlign: TextAlign.center,
style: const TextStyle(color: Colors.white)
)
),
)
],
)
],
),
Column(
children: <Widget>[
const Text("Timer Count Direction", style: TextStyle(fontWeight: FontWeight.bold),),
Row(
mainAxisAlignment: MainAxisAlignment.spaceAround,
children: <Widget>[
TextButton(
onPressed: ()=>_setCountDirection(TimerProgressTextCountDirection.count_up),
style: TextButton.styleFrom(
backgroundColor: Colors.blue
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
const Flexible(
child: const Text("Count Up",
textAlign: TextAlign.center,
style: const TextStyle(color: Colors.white)
)
),
Flexible(child: Icon(Icons.arrow_upward, size: 18, color: Colors.white)),
],
),
),
TextButton(
onPressed: ()=>_setCountDirection(TimerProgressTextCountDirection.count_down),
style: TextButton.styleFrom(
backgroundColor: Colors.orange
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
const Flexible(
child: const Text("Count Down",
textAlign: TextAlign.center,
style: const TextStyle(color: Colors.white)
)
),
Icon(Icons.arrow_downward, size: 18, color: Colors.white),
],
),
),
],
)
],
),
Column(
children: <Widget>[
const Text("Timer Progress Indicator Direction", style: TextStyle(fontWeight: FontWeight.bold),),
Row(
mainAxisAlignment: MainAxisAlignment.spaceAround,
children: <Widget>[
TextButton(
onPressed: ()=>_setProgressIndicatorDirection(TimerProgressIndicatorDirection.clockwise),
style: TextButton.styleFrom(
backgroundColor: Colors.blue
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
const Flexible(
child: const Text("Clockwise",
textAlign: TextAlign.center,
style: const TextStyle(color: Colors.white)
)
),
Flexible(child: Icon(Icons.subdirectory_arrow_left, size: 18, color: Colors.white)),
],
),
),
TextButton(
onPressed: ()=>_setProgressIndicatorDirection(TimerProgressIndicatorDirection.both),
style: TextButton.styleFrom(
backgroundColor: Colors.green
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
const Flexible(
child: const Text("Both",
textAlign: TextAlign.center,
style: const TextStyle(color: Colors.white)
)
),
Icon(Icons.compare_arrows, size: 18, color: Colors.white),
],
),
),
TextButton(
onPressed: ()=>_setProgressIndicatorDirection(TimerProgressIndicatorDirection.counter_clockwise),
style: TextButton.styleFrom(
backgroundColor: Colors.orange
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
const Flexible(
child: const Text("Counter Clockwise",
textAlign: TextAlign.center,
style: const TextStyle(color: Colors.white)
)
),
Icon(Icons.subdirectory_arrow_right, size: 18, color: Colors.white),
],
),
),
],
)
],
),
],
)
),
);
}
void _setCountDirection(TimerProgressTextCountDirection countDirection) {
setState(() {
_progressTextCountDirection = countDirection;
});
}
void _setProgressIndicatorDirection(TimerProgressIndicatorDirection progressIndicatorDirection) {
setState(() {
_progressIndicatorDirection = progressIndicatorDirection;
});
}
void _setStyle(TimerStyle timerStyle) {
setState(() {
_timerStyle = timerStyle;
});
}
void timerValueChangeListener(Duration timeElapsed) {
}
void handleTimerOnStart() {
print("timer has just started");
}
void handleTimerOnEnd() {
print("timer has ended");
}
}Metadata
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Metadata
A Simple Timer Widget that displays the timer progress with various customizable options.
Repository (GitHub)
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Documentation
License
MIT (LICENSE)
