ocr_data_extractor 0.0.26 
ocr_data_extractor: ^0.0.26 copied to clipboard
abomis.comA Flutter package uses ocrkit for processing output. Image texts extracted and processed to return the special data wanted. Just pass the image path to the chosen function.
import 'package:camera_kit_ext/CameraKitExtController.dart';
import 'package:camera_kit_ext/CameraKitExtView.dart';
import 'package:example/consts.dart';
import 'package:example/line_drawing.dart';
import 'package:example/live_scan.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:get/get.dart';
import 'package:image_picker/image_picker.dart';
import 'package:ocr_data_extractor/classes.dart';
import 'package:ocr_data_extractor/ocr_data_extractor.dart';
import 'classes.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return GetMaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: const MyTestPage(title: 'Back Up'),
);
}
}
class MyTestPage extends StatefulWidget {
const MyTestPage({Key? key, required this.title}) : super(key: key);
final String title;
@override
State<MyTestPage> createState() => _MyTestPageState();
}
class _MyTestPageState extends State<MyTestPage> {
final ImagePicker _picker = ImagePicker();
bool loading = false;
int selected = 0;
int type = 0;
List<String> results = ['', '', '', '', '', ''];
List<Line> beforeLines = [];
List<Line> afterLines = [];
// Future<void> _getNumbers() async {
// setState(() => loading = true);
// final pickedFile = await _picker.getImage(source: ImageSource.gallery, imageQuality: 50);
// List<String> numbers = await OCRController().getNumberList(pickedFile!.path);
// setState(() => loading = false);
// }
// Future<void> _getNames() async {
// setState(() => loading = true);
// final pickedFile = await _picker.getImage(source: ImageSource.gallery, imageQuality: 50);
// // print("path is : ${pickedFile!.path}");
// dynamic passengers = await OCRController().getNamesList(pickedFile!.path, StaticLists.names, 2);
// setState(() => loading = false);
// }
// Future<void> _test() async {
// setState(() => loading = true);
// Map<String, dynamic> d = StaticData.data;
// d["orientation"] = "5";
// List<Map<String, dynamic>> passengers =
// await OCRController().getPassengerListByOCRData(d, StaticLists.names);
// List<BackUpOCRPassenger> data = passengers.map((e) => BackUpOCRPassenger.fromJson(e)).toList();
// results = [
// OCRController().googleText,
// OCRController().sortedResult,
// OCRController().sortedResultYAxis,
// OCRController().sortedResultXAxis,
// OCRController().sortedResultSlope,
// data.join("\n"),
// ];
// beforeLines = OCRController().beforeLines;
// afterLines = OCRController().afterLines;
// setState(() => loading = false);
// }
Future<void> _getPassengers() async {
setState(() => loading = true);
final pickedFile =
await _picker.getImage(source: ImageSource.gallery, imageQuality: 50);
List<Map<String, dynamic>> passengers = await OCRController()
.getPassengerList(pickedFile!.path, StaticLists.names);
List<BackUpOCRPassenger> data =
passengers.map((e) => BackUpOCRPassenger.fromJson(e)).toList();
results = [
OCRController().googleText,
OCRController().sortedResult,
'', '', '',
// OCRController().sortedResultYAxis,
// OCRController().sortedResultXAxis,
// OCRController().sortedResultSlope,
data.join("\n"),
];
beforeLines = OCRController().beforeLines;
afterLines = OCRController().afterLines;
setState(() => loading = false);
}
Future<void> _takePicture() async {
setState(() => loading = true);
String? path = await Navigator.of(context)
.push(MaterialPageRoute(builder: (context) => const _TakePicture()));
if (path?.isNotEmpty ?? false) {
// final result = await OCRKitController().processImageFromPathWithoutView(path ?? '');
// Map<String, dynamic> ddd = jsonDecode(result);
// print(ddd);
List<Map<String, dynamic>> passengers =
await OCRController().getPassengerList(path!, StaticLists.names2);
List<BackUpOCRPassenger> data =
passengers.map((e) => BackUpOCRPassenger.fromJson(e)).toList();
results = [
OCRController().googleText,
OCRController().sortedResult,
'', '', '',
// OCRController().sortedResultYAxis,
// OCRController().sortedResultXAxis,
// OCRController().sortedResultSlope,
data.join("\n\n"),
];
}
beforeLines = OCRController().beforeLines;
afterLines = OCRController().afterLines;
setState(() => loading = false);
}
showLines(bool isRaw) {
Object o = Object(lines: isRaw ? beforeLines : afterLines);
List<Line> lines = Object.fromJson(o.toJson()).lines ?? [];
if (lines.isEmpty) {
Get.snackbar('\nNothing to show!', "",
duration: const Duration(seconds: 1),
colorText: Colors.red,
backgroundColor: Colors.white70);
return;
}
Navigator.of(context).push(MaterialPageRoute(
builder: (context) => LineDrawing(lines: [...lines])));
}
@override
Widget build(BuildContext context) {
String showingText = '';
if (selected == 0) {
showingText = results.first;
} else if (selected == 1) {
showingText = results[type + 1];
} else {
showingText = results.last;
}
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
actions: [
IconButton(
icon: const Icon(Icons.raw_on),
onPressed: () => showLines(true),
),
IconButton(
icon: const Icon(Icons.raw_off),
onPressed: () => showLines(false),
),
],
),
body: loading
? const Center(child: CircularProgressIndicator(color: Colors.blue))
: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(children: [
Expanded(
child: InkWell(
child: Container(
padding: const EdgeInsets.all(12),
alignment: Alignment.center,
color: Colors.blue.withOpacity(0.5),
child: Text("Raw Data",
style: TextStyle(
color: Colors.white,
fontWeight: FontWeight.bold,
fontSize: 16,
decoration: 0 == selected
? TextDecoration.underline
: TextDecoration.none)),
),
onTap: () => setState(() => selected = 0),
),
),
const VerticalDivider(
color: Colors.white, width: 1, thickness: 1),
Expanded(
child: InkWell(
child: Container(
padding: const EdgeInsets.all(12),
alignment: Alignment.center,
color: Colors.blue.withOpacity(0.5),
child: Text(
type == 0
? "Sorted"
: type == 1
? "X Axis"
: type == 2
? "Y Axis"
: "Slope",
style: TextStyle(
color: Colors.white,
fontWeight: FontWeight.bold,
fontSize: 16,
decoration: 1 == selected
? TextDecoration.underline
: TextDecoration.none)),
),
onTap: () => setState(() => selected = 1),
),
),
const VerticalDivider(
color: Colors.white, width: 1, thickness: 1),
Expanded(
child: InkWell(
child: Container(
padding: const EdgeInsets.all(12),
alignment: Alignment.center,
color: Colors.blue.withOpacity(0.5),
child: Text("Extracted",
style: TextStyle(
color: Colors.white,
fontWeight: FontWeight.bold,
fontSize: 16,
decoration: 2 == selected
? TextDecoration.underline
: TextDecoration.none)),
),
onTap: () => setState(() => selected = 2),
),
),
]),
Expanded(
child: Container(
padding: const EdgeInsets.all(20),
child: SingleChildScrollView(child: Text(showingText)),
),
),
],
),
floatingActionButton: Row(
children: [
const SizedBox(width: 24),
FloatingActionButton(
heroTag: "btn 1",
onPressed: () {
Clipboard.setData(ClipboardData(text: showingText));
Get.snackbar('\nCopied to Clipboard', "",
duration: const Duration(seconds: 1),
colorText: Colors.black,
backgroundColor: Colors.white70);
},
child: const Icon(Icons.copy),
),
// const SizedBox(width: 9),
// if (selected == 1)
// ElevatedButton.icon(
// style: ElevatedButton.styleFrom(
// primary: Colors.amberAccent,
// shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(25)),
// fixedSize: const Size(100, 50),
// textStyle: const TextStyle(fontWeight: FontWeight.bold)),
// onPressed: () => setState(() => type = (type + 1) % 4),
// icon: const Icon(Icons.change_circle),
// label: const Text('Type')),
const Spacer(),
FloatingActionButton(
heroTag: "btn 2",
onPressed: () {
Navigator.of(context).push(
MaterialPageRoute(builder: (context) => const LiveScan()));
},
child: const Icon(Icons.video_camera_front),
),
const SizedBox(width: 9),
FloatingActionButton(
heroTag: "btn 2.5",
onPressed: _takePicture,
child: const Icon(Icons.camera_alt),
),
const SizedBox(width: 9),
FloatingActionButton(
heroTag: "btn 3",
onPressed: _getPassengers,
child: const Icon(Icons.attach_file),
),
],
), // This trailing comma makes auto-formatting nicer for build methods.
);
}
}
class _TakePicture extends StatefulWidget {
const _TakePicture({Key? key}) : super(key: key);
@override
State<_TakePicture> createState() => _TakePictureState();
}
class _TakePictureState extends State<_TakePicture> {
final CameraKitExtController _cameraKitExtController =
CameraKitExtController();
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(title: const Text("Scanner")),
backgroundColor: Colors.white,
floatingActionButtonLocation: FloatingActionButtonLocation.centerFloat,
floatingActionButton: FloatingActionButton(
onPressed: () => _cameraKitExtController
.takePicture()
.then((value) => Navigator.pop(context, value)),
child: const Icon(Icons.camera_alt),
),
body: Container(
width: MediaQuery.of(context).size.width,
height: MediaQuery.of(context).size.height,
color: Colors.white,
child: CameraKitExtView(
cameraKitController: _cameraKitExtController,
previewFlashMode: CameraFlashMode.auto,
onPermissionDenied: () => Navigator.pop(context),
),
),
);
}
}Metadata
2
likes
120
pub points
19%
popularity
Publisher
Metadata
A Flutter package uses ocrkit for processing output. Image texts extracted and processed to return the special data wanted. Just pass the image path to the chosen function.
Repository (GitHub)
View/report issues
Documentation
License
MIT (LICENSE)
Dependencies
flutter, ocrkit, string_similarity, string_validator
