A Flutter Pdf Plugin for IOS and Android providing a simple way to display PDFs 1

pdf plugin

a flutter plugin for ios and android providing a simple way to display pdfs.

features:

display pdf.

installation

first, add pdf_viewer_plugin as a dependency in your pubspec.yaml file.

ios

add one row to the ios/runner/info.plist:

...

<key>io.flutter.embedded_views_preview</key>
<true/>

you need to

example

here is an example flutter app.

import 'dart:async';
import 'dart:io';
import 'dart:typed_data';

import 'package:flutter/material.dart';
import 'package:pdf_viewer_plugin/pdf_viewer_plugin.dart';
import 'package:path_provider/path_provider.dart';
import 'package:http/http.dart' as http;

void main() => runapp(myapp());

class myapp extends statefulwidget {
  @override
  _myappstate createstate() => _myappstate();
}

class _myappstate extends state<myapp> {
  string path;

  @override
  initstate() {
    super.initstate();
  }

  future<string> get _localpath async {
    final directory = await getapplicationdocumentsdirectory();

    return directory.path;
  }

  future<file> get _localfile async {
    final path = await _localpath;
    return file('$path/teste.pdf');
  }

  future<file> writecounter(uint8list stream) async {
    final file = await _localfile;

    // write the file
    return file.writeasbytes(stream);
  }

  future<uint8list> fetchpost() async {
    final response = await http.get(
        'https://expoforest.com.br/wp-content/uploads/2017/05/exemplo.pdf');
    final responsejson = response.bodybytes;

    return responsejson;
  }

  loadpdf() async {
    writecounter(await fetchpost());
    path = (await _localfile).path;

    if (!mounted) return;

    setstate(() {});
  }

  @override
  widget build(buildcontext context) {
    return materialapp(
      home: scaffold(
        appbar: appbar(
          title: text('plugin example app'),
        ),
        body: center(
          child: column(
            children: <widget>[
              if (path != null)
                container(
                  height: 300.0,
                  child: pdfviewer(
                    filepath: path,
                  ),
                )
              else
                text("pdf is not loaded"),
              raisedbutton(
                child: text("load pdf"),
                onpressed: loadpdf,
              ),
            ],
          ),
        ),
      ),
    );
  }
}