camera_scan 0.0.4

A Flutter plugin for make camera snapshots.

example/lib/main.dart

// import 'package:flutter/material.dart';
// import 'dart:async';
//
// import 'package:flutter/services.dart';
// import 'package:camera_scan/camera_scan.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> {
//   String _platformVersion = 'Unknown';
//
//   @override
//   void initState() {
//     super.initState();
//     initPlatformState();
//   }
//
//   // Platform messages are asynchronous, so we initialize in an async method.
//   Future<void> initPlatformState() async {
//     String platformVersion;
//     // Platform messages may fail, so we use a try/catch PlatformException.
//     // We also handle the message potentially returning null.
//     try {
//       platformVersion =
//           await CameraScan.platformVersion ?? 'Unknown platform version';
//     } on PlatformException {
//       platformVersion = 'Failed to get platform version.';
//     }
//
//     // If the widget was removed from the tree while the asynchronous platform
//     // message was in flight, we want to discard the reply rather than calling
//     // setState to update our non-existent appearance.
//     if (!mounted) return;
//
//     setState(() {
//       _platformVersion = platformVersion;
//     });
//   }
//
//   @override
//   Widget build(BuildContext context) {
//     return MaterialApp(
//       home: Scaffold(
//         appBar: AppBar(
//           title: const Text('Plugin example app'),
//         ),
//         body: Center(
//           child: Text('Running on: $_platformVersion\n'),
//         ),
//       ),
//     );
//   }
// }

import 'dart:io';

import 'package:camera_scan/camera_scan.dart';
import 'package:camera_scan/configs/configs.dart';
import 'package:flutter/material.dart';
import 'package:advance_pdf_viewer/advance_pdf_viewer.dart';

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

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  PDFDocument? _scannedDocument;
  File? _scannedDocumentFile;
  File? _scannedImage;

  openPdfScanner(BuildContext context) async {
    var doc = await CameraScan.launchForPdf(
      context,
      labelsConfig: {
        ScannerLabelsConfig.ANDROID_NEXT_BUTTON_LABEL: "Next Steps",
        ScannerLabelsConfig.PDF_GALLERY_FILLED_TITLE_SINGLE: "Only 1 Page",
        ScannerLabelsConfig.PDF_GALLERY_FILLED_TITLE_MULTIPLE:
        "Only {PAGES_COUNT} Page"
      },
      //source: ScannerFileSource.CAMERA
    );
    if (doc != null) {
      _scannedDocument = null;
      setState(() {});
      await Future.delayed(Duration(milliseconds: 100));
      _scannedDocumentFile = doc;
      _scannedDocument = await PDFDocument.fromFile(doc);
      setState(() {});
    }
  }

  openImageScanner(BuildContext context) async {
    var image = await CameraScan.launch(context,
        //source: ScannerFileSource.CAMERA,
        labelsConfig: {
          ScannerLabelsConfig.ANDROID_NEXT_BUTTON_LABEL: "Next Step",
          ScannerLabelsConfig.ANDROID_OK_LABEL: "OK"
        });
    if (image != null) {
      _scannedImage = image;
      setState(() {});
    }
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Document Scanner Demo'),
        ),
        body: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          crossAxisAlignment: CrossAxisAlignment.center,
          children: [
            if (_scannedDocument != null || _scannedImage != null) ...[
              if (_scannedImage != null)
                Image.file(_scannedImage!,
                    width: 300, height: 300, fit: BoxFit.contain),
              if (_scannedDocument != null)
                Expanded(
                    child: PDFViewer(
                      document: _scannedDocument!,
                    )),
              Padding(
                padding: const EdgeInsets.all(8.0),
                child: Text(
                    _scannedDocumentFile?.path ?? _scannedImage?.path ?? ''),
              ),
            ],
            Center(
              child: Builder(builder: (context) {
                return ElevatedButton(
                    onPressed: () => openPdfScanner(context),
                    child: Text("PDF Scan"));
              }),
            ),
            Center(
              child: Builder(builder: (context) {
                return ElevatedButton(
                    onPressed: () => openImageScanner(context),
                    child: Text("Image Scan"));
              }),
            )
          ],
        ),
      ),
    );
  }
}