scan
scan qrcode & barcode in widget tree.
decode qrcode & barcode image from path.
if you want to generate qrcode image, you should use qr_flutter
Features
- use
ScanViewin widget tree to show scan view. - custom identifiable area.
- decode qrcode from image path by
Scan.parse.
prepare
ios
info.list
<key>NSCameraUsageDescription</key>
<string>Your Description</string>
<key>io.flutter.embedded_views_preview</key>
<string>YES</string>
android
<uses-permission android:name="android.permission.CAMERA" />
<application>
<meta-data
android:name="flutterEmbedding"
android:value="2" />
</application>scan: ^newestimport 'package:scan/scan.dart';Usage
- show scan view in widget tree
ScanController controller = ScanController();
String qrcode = 'Unknown';
Container(
width: 250, // custom wrap size
height: 250,
child: ScanView(
controller: controller,
// custom scan area, if set to 1.0, will scan full area
scanAreaScale: .7,
scanLineColor: Colors.green.shade400,
onCapture: (data) {
// do something
},
),
),- you can use
controller.resume()andcontroller.pause()resume/pause camera
controller.resume();
controller.pause();- get qrcode string from image path
String result = await Scan.parse(imagePath);- toggle flash light
controller.toggleTorchMode();proguard-rules
-ignorewarnings
-keepattributes *Annotation*
-keepattributes Exceptions
-keepattributes InnerClasses
-keepattributes Signature
-keepattributes SourceFile,LineNumberTable
-keep class com.huawei.hianalytics.**{*;}
-keep class com.huawei.updatesdk.**{*;}
-keep class com.huawei.hms.**{*;}
License
MIT License