hkqr_fps 0.0.2

Codec between fps information and hkqr code string.

example/lib/main.dart

import 'package:example/scan_and_decode_page.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';

import 'qr_encode_page.dart';
import 'qr_string_decode_page.dart';

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

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  // This widget is the home page of your application. It is stateful, meaning
  // that it has a State object (defined below) that contains fields that affect
  // how it looks.

  // This class is the configuration for the state. It holds the values (in this
  // case the title) provided by the parent (in this case the App widget) and
  // used by the build method of the State. Fields in a Widget subclass are
  // always marked "final".

  final String title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  void encode() {
    Navigator.push(
      context,
      CupertinoPageRoute(
        builder: (context) => QrEncodePage(),
      ),
    );
  }

  void scanAndDecode() {
    Navigator.push(
      context,
      CupertinoPageRoute(
        builder: (context) => ScanAndDecodePage(),
      ),
    );
  }

  void decodeString() async {
    Navigator.push(
      context,
      CupertinoPageRoute(
        builder: (context) => QrStringDecodePage(),
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        // Here we take the value from the MyHomePage object that was created by
        // the App.build method, and use it to set our appbar title.
        title: Text(widget.title),
      ),
      body: Center(
        // Center is a layout widget. It takes a single child and positions it
        // in the middle of the parent.
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            ElevatedButton(onPressed: encode, child: Text('Encode')),
            SizedBox(height: 48),
            ElevatedButton(onPressed: decodeString, child: Text('Decode')),
            if (!kIsWeb) ...[
              SizedBox(height: 48),
              ElevatedButton(onPressed: scanAndDecode, child: Text('Scan & Decode')),
            ],
          ],
        ),
      ),
    );
  }
}