flutter_gauge 1.0.8

A little widget that given an Observable gives you an updated FlutterGauge.

example/lib/main.dart

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


void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      debugShowCheckedModeBanner: false,
      home: MyHomePage(),
    );
  }
}

class MyHomePage extends StatefulWidget {
  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: ListView(
        children: <Widget>[
          Row(
            children: <Widget>[
              Expanded(child: FlutterGauge(handSize: 30,width: 200,index: 65.0,fontFamily: "Iran",end: 100,number: Number.endAndCenterAndStart,secondsMarker: SecondsMarker.secondsAndMinute,counterStyle: TextStyle(color: Colors.black,fontSize: 25,)),),
              Expanded(child: FlutterGauge(secondsMarker: SecondsMarker.none,hand: Hand.short,number: Number.none,width: 200,index: 38.0,fontFamily: "Iran",counterStyle: TextStyle(color: Colors.black,fontSize: 35),counterAlign: CounterAlign.center,isDecimal: false),),
            ],
          ),
          Row(
            children: <Widget>[
              Expanded(child: FlutterGauge(handSize: 30,width: 200,index: 80.0,fontFamily: "Iran",end: 100,number: Number.endAndCenterAndStart,secondsMarker: SecondsMarker.secondsAndMinute,hand: Hand.short,counterStyle: TextStyle(color: Colors.black,fontSize: 22,)),),
              Expanded(child: FlutterGauge(handSize: 30,width: 200,index: 65.0,fontFamily: "Iran",end: 500,number: Number.endAndStart,secondsMarker: SecondsMarker.minutes,isCircle: false,counterStyle: TextStyle(color: Colors.black,fontSize: 25,)),),
            ],
          ),
          Row(
            children: <Widget>[
              Expanded(child: Container(color: Colors.black38,child: FlutterGauge(inactiveColor: Colors.white38,activeColor: Colors.white,handSize: 30,width: 200,index: 65.0,fontFamily: "Iran",end: 400,number: Number.none,secondsMarker: SecondsMarker.minutes,isCircle: false,hand: Hand.none,counterAlign: CounterAlign.center,counterStyle: TextStyle(color: Colors.white,fontSize: 30,),isDecimal: false,)),),
              Expanded(child: FlutterGauge(width: 200,index: 67.3,fontFamily: "Iran",counterStyle: TextStyle(color: Colors.black,fontSize: 35,),numberInAndOut: NumberInAndOut.outside,counterAlign: CounterAlign.center,secondsMarker: SecondsMarker.secondsAndMinute,hand: Hand.short),),
            ],
          ),

          Row(
            mainAxisAlignment: MainAxisAlignment.center,
            children: <Widget>[
              Expanded(child: FlutterGauge(index: 50.0,counterStyle : TextStyle(color: Colors.black,fontSize: 25,),widthCircle: 10,secondsMarker: SecondsMarker.none,number: Number.all),),
              Expanded(child: FlutterGauge(index: 25.0,counterStyle : TextStyle(color: Colors.black,fontSize: 25,),secondsMarker: SecondsMarker.secondsAndMinute,number: Number.all,numberInAndOut: NumberInAndOut.outside,)),
            ],
          ),
          Row(
            children: <Widget>[
              Expanded(child: FlutterGauge(handSize: 30,width: 200,index: 65.0,fontFamily: "Iran",end: 100,number: Number.endAndCenterAndStart,secondsMarker: SecondsMarker.secondsAndMinute,counterStyle: TextStyle(color: Colors.black,fontSize: 25,)),),
              Expanded(child: FlutterGauge(secondsMarker: SecondsMarker.none,hand: Hand.short,number: Number.none,width: 200,index: 38.0,fontFamily: "Iran",counterStyle: TextStyle(color: Colors.black,fontSize: 35),counterAlign: CounterAlign.center,isDecimal: false),),
            ],
          ),
          Row(
            children: <Widget>[
              Expanded(child: FlutterGauge(handSize: 30,width: 200,index: 80.0,fontFamily: "Iran",end: 100,number: Number.endAndCenterAndStart,secondsMarker: SecondsMarker.secondsAndMinute,hand: Hand.short,counterStyle: TextStyle(color: Colors.black,fontSize: 22,)),),
              Expanded(child: FlutterGauge(handSize: 30,width: 200,index: 65.0,fontFamily: "Iran",end: 500,number: Number.endAndStart,secondsMarker: SecondsMarker.minutes,isCircle: false,counterStyle: TextStyle(color: Colors.black,fontSize: 25,)),),
            ],
          ),
          Row(
            children: <Widget>[
              Expanded(child: Container(color: Colors.black38,child: FlutterGauge(inactiveColor: Colors.white38,activeColor: Colors.white,handSize: 30,width: 200,index: 65.0,fontFamily: "Iran",end: 400,number: Number.none,secondsMarker: SecondsMarker.minutes,isCircle: false,hand: Hand.none,counterAlign: CounterAlign.center,counterStyle: TextStyle(color: Colors.white,fontSize: 30,),isDecimal: false,)),),
              Expanded(child: FlutterGauge(width: 200,index: 67.3,fontFamily: "Iran",counterStyle: TextStyle(color: Colors.black,fontSize: 35,),numberInAndOut: NumberInAndOut.outside,counterAlign: CounterAlign.center,secondsMarker: SecondsMarker.secondsAndMinute,hand: Hand.short),),
            ],
          ),

          Row(
            mainAxisAlignment: MainAxisAlignment.center,
            children: <Widget>[
              Expanded(child: FlutterGauge(index: 50.0,counterStyle : TextStyle(color: Colors.black,fontSize: 25,),widthCircle: 10,secondsMarker: SecondsMarker.none,number: Number.all),),
              Expanded(child: FlutterGauge(index: 25.0,counterStyle : TextStyle(color: Colors.black,fontSize: 25,),secondsMarker: SecondsMarker.secondsAndMinute,number: Number.all,numberInAndOut: NumberInAndOut.outside,)),
            ],
          ),

          Row(
            mainAxisAlignment: MainAxisAlignment.center,
            children: <Widget>[
              Expanded(child: FlutterGauge(index: 50.0,width: 800,counterStyle : TextStyle(color: Colors.black,fontSize: 25,),widthCircle: 10,secondsMarker: SecondsMarker.none,number: Number.all),),
            ],
          ),
          FlutterGauge(handSize: 30,width: 40,index: 65.0,fontFamily: "Iran",end: 100,number: Number.endAndCenterAndStart,secondsMarker: SecondsMarker.secondsAndMinute,counterStyle: TextStyle(color: Colors.black,fontSize: 25,)),
        ],
      ),
    );
  }
}