Flutter PDF SDK ที่อัดแน่นด้วยฟีเจอร์

                import 'dart:io';
              

                import 'package:compdfkit_flutter/compdfkit.dart';
              

                import 'package:flutter/material.dart';
              

                const String DOCUMENT_PATH = 'pdfs/PDF_Document.pdf';
              

                void main() { 
              

                  runApp(const MyApp());
              

                }
              

                class MyApp extends StatefulWidget {
              

                  const MyApp({super.key});
              

                  @override
              

                  State<MyApp> createState() => _MyAppState();
              

                }
              

                class _MyAppState extends State<MyApp> {
              

                  @override
              

                  void initState() {
              

                    super.initState();
              

                    _init();
              

                  }
              

                  void _init() async {
              

                    ComPDFKit.init('your license key', 'your license secret');
              

                  }
              

                  @override
              

                  Widget build(BuildContext context) {
              

                    return MaterialApp(
              

                      home: Scaffold(
              

                        body: SafeArea(
              

                          child: Center(
              

                            child: ElevatedButton(
              

                              onPressed: () async {
              

                                showDocument(context);
              

                              },
              

                              child: const Text(
              

                                'Open File',
              

                                style: TextStyle(color: Colors.white),
              

                              )),
              

                           ))),
              

                    );
              

                  }
              

                  void showDocument(BuildContext context) async {
              

                    final bytes = await DefaultAssetBundle.of(context).load(DOCUMENT_PATH);
              

                    final list = bytes.buffer.asUint8List();
              

                    final tempDir = await ComPDFKit.getTemporaryDirectory();
              

                     final tempDocumentPath = '${tempDir.path}/$DOCUMENT_PATH';
              

                     final file = await File(tempDocumentPath).create(recursive: true);
              

                    file.writeAsBytesSync(list);
              

                    ComPDFKit.openDocument(tempDocumentPath);
              

                  }
              

                }