advance_pdf_viewer 1.1.6

A flutter plugin for handling PDF files. Works on both Android & iOS

example/lib/main.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> {
  bool _isLoading = true;
  PDFDocument document;

  @override
  void initState() {
    super.initState();
    loadDocument();
  }

  loadDocument() async {
    document = await PDFDocument.fromAsset('assets/sample.pdf');

    setState(() => _isLoading = false);
  }

  changePDF(value) async {
    setState(() => _isLoading = true);
    if (value == 1) {
      document = await PDFDocument.fromAsset('assets/sample2.pdf');
    } else if (value == 2) {
      document = await PDFDocument.fromURL(
          "http://conorlastowka.com/book/CitationNeededBook-Sample.pdf");
    } else {
      document = await PDFDocument.fromAsset('assets/sample.pdf');
    }
    setState(() => _isLoading = false);
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        drawer: Drawer(
          child: Column(
            children: <Widget>[
              SizedBox(height: 36),
              ListTile(
                title: Text('Load from Assets'),
                onTap: () {
                  changePDF(1);
                },
              ),
              ListTile(
                title: Text('Load from URL'),
                onTap: () {
                  changePDF(2);
                },
              ),
              ListTile(
                title: Text('Restore default'),
                onTap: () {
                  changePDF(3);
                },
              ),
            ],
          ),
        ),
        appBar: AppBar(
          title: const Text('FlutterPluginPDFViewer'),
        ),
        body: Center(
          child: _isLoading
              ? Center(child: CircularProgressIndicator())
              : PDFViewer(
                  document: document,
                  zoomSteps: 1,
                  //uncomment below line to preload all pages
                  // lazyLoad: false,
                  // uncomment below line to scroll vertically
                  // scrollDirection: Axis.vertical,

                  //uncomment below code to replace bottom navigation with your own
                  /* navigationBuilder:
                      (context, page, totalPages, jumpToPage, animateToPage) {
                    return ButtonBar(
                      alignment: MainAxisAlignment.spaceEvenly,
                      children: <Widget>[
                        IconButton(
                          icon: Icon(Icons.first_page),
                          onPressed: () {
                            jumpToPage()(page: 0);
                          },
                        ),
                        IconButton(
                          icon: Icon(Icons.arrow_back),
                          onPressed: () {
                            animateToPage(page: page - 2);
                          },
                        ),
                        IconButton(
                          icon: Icon(Icons.arrow_forward),
                          onPressed: () {
                            animateToPage(page: page);
                          },
                        ),
                        IconButton(
                          icon: Icon(Icons.last_page),
                          onPressed: () {
                            jumpToPage(page: totalPages - 1);
                          },
                        ),
                      ],
                    );
                  }, */
                ),
        ),
      ),
    );
  }
}