qr_scanner_plus
A better qrcode and barcode scanner.
Features:
- ✅ Offline use (using Google MLKit).
- ✅ Camera view can click to set focus point.
- ✅ Camera view can use scale gesture.
- ✅ Multi qrcode/barcode supported.
- ✅ Easy to use.
- [ x ] Automatically find potential QR codes and automatically zoom in and focus.
Getting Started
iOS
Support for iOS > 10.0
- Please add as follows in info.plist
<key>NSCameraUsageDescription</key>
<string>To take photos and video with your camera</string>
<key>NSMicrophoneUsageDescription</key>
<string>To take video with your camera</string>
<key>NSPhotoLibraryUsageDescription</key>
<string>To access your photos in your Library</string>
- and add to Podfile
post_install do |installer|
installer.pods_project.targets.each do |target|
flutter_additional_ios_build_settings(target)
target.build_configurations.each do |config|
config.build_settings['ENABLE_BITCODE'] = 'NO'
config.build_settings['GCC_PREPROCESSOR_DEFINITIONS'] ||= [
'$(inherited)',
## dart: PermissionGroup.camera
'PERMISSION_CAMERA=1',
## dart: PermissionGroup.microphone
'PERMISSION_MICROPHONE=1',
## dart: PermissionGroup.photos
'PERMISSION_PHOTOS=1',
## dart: [PermissionGroup.location, PermissionGroup.locationAlways, PermissionGroup.locationWhenInUse]
'PERMISSION_LOCATION=1',
]
end
end
Android
minSdkVersion 21
Add to AndroidManifest.xml
<uses-permission android:name="android.permission.INTERNET"/>
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
Example
import 'package:flutter/material.dart';
import 'package:qr_scanner_plus/qr_scanner_plus.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatefulWidget {
const MyApp({Key? key}) : super(key: key);
@override
State<MyApp> createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
@override
void initState() {
super.initState();
}
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
appBar: AppBar(
title: const Text('BarcodeScannerPlus example'),
),
body: Center(
child: QrScannerPlusView(
_onResult,
debug: true,
)),
),
);
}
_onResult(List<Barcode> barcodes) {
for (final barcode in barcodes) {
print(barcode.type);
print(barcode.rawValue);
}
}
}
Screenshot
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