fl_mlkit_text_recognize 3.2.0 fl_mlkit_text_recognize: ^3.2.0 copied to clipboard
Google mlkit text recognize plugin, supports Android and IOS.
import 'package:example/image_recognize.dart';
import 'package:example/mlkit_text_recognize.dart';
import 'package:fl_extended/fl_extended.dart';
import 'package:fl_mlkit_text_recognize/fl_mlkit_text_recognize.dart';
import 'package:flutter/material.dart';
import 'package:permission_handler/permission_handler.dart';
void main() {
WidgetsFlutterBinding.ensureInitialized();
runApp(MaterialApp(
navigatorKey: FlExtended().navigatorKey,
scaffoldMessengerKey: FlExtended().scaffoldMessengerKey,
debugShowCheckedModeBanner: false,
theme: ThemeData.light(useMaterial3: true),
darkTheme: ThemeData.dark(useMaterial3: true),
home: _App(),
title: 'FlMlKitTextRecognize'));
}
class _App extends StatefulWidget {
@override
_AppState createState() => _AppState();
}
class _AppState extends State<_App> {
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBarText('Fl MlKit Text Recognize'),
body: Universal(width: double.infinity, children: [
ElevatedText(
onPressed: () => openCamera(), text: 'Turn on camera recognize'),
ElevatedText(onPressed: scanImage, text: 'Image recognize'),
]));
}
void scanImage() {
push(const ImageRecognizePage());
}
Future<void> openCamera() async {
final hasPermission = await getPermission(Permission.camera);
if (hasPermission) push(const FlMlKitTextRecognizePage());
}
}
class CodeBox extends StatelessWidget {
const CodeBox(this.model, {super.key, this.expanded = true});
final AnalysisTextModel? model;
final bool expanded;
@override
Widget build(BuildContext context) {
return Universal(expanded: expanded, isScroll: expanded, children: <Widget>[
TextBox('height=', model?.height),
TextBox('width=', model?.width),
TextBox('value=', model?.text),
const Divider(),
...model?.textBlocks
?.map((TextBlock b) => SizedBox(
width: double.infinity, child: TextBox('TextBlock', b.text)))
.toList() ??
[]
]);
}
}
class AppBarText extends AppBar {
AppBarText(String text, {super.key})
: super(
elevation: 0,
title: BText(text, fontSize: 18, fontWeight: FontWeight.bold),
centerTitle: true);
}
class TextBox extends StatelessWidget {
final dynamic keyName;
final dynamic value;
const TextBox(this.keyName, this.value, {super.key});
@override
Widget build(BuildContext context) {
return Visibility(
visible: value != null &&
value.toString().isNotEmpty &&
value.toString() != 'null',
child: Universal(
padding: const EdgeInsets.all(10),
direction: Axis.horizontal,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text('$keyName: ',
style: const TextStyle(fontWeight: FontWeight.bold)),
Text(value.toString()).expanded,
]));
}
}
Future<bool> getPermission(Permission permission) async {
PermissionStatus status = await permission.status;
if (status.isGranted) {
return true;
} else {
status = await permission.request();
if (!status.isGranted) openAppSettings();
return status.isGranted;
}
}
class ElevatedText extends StatelessWidget {
const ElevatedText({super.key, this.onPressed, required this.text});
final VoidCallback? onPressed;
final String text;
@override
Widget build(BuildContext context) =>
ElevatedButton(onPressed: onPressed, child: Text(text));
}
class ElevatedIcon extends StatelessWidget {
const ElevatedIcon({super.key, this.onPressed, required this.icon});
final VoidCallback? onPressed;
final IconData icon;
@override
Widget build(BuildContext context) =>
ElevatedButton(onPressed: onPressed, child: Icon(icon));
}