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Description:

advance pdf viewer2

advance_pdf_viewer2 #
A flutter plugin for handling PDF files. Works on both Android & iOS. Originally forked from (https://github.com/CrossPT/flutter_plugin_pdf_viewer).
Update #
Macos support currently under testing

Installation #
Add advance_pdf_viewer2 as a dependency in your pubspec.yaml file.
advance_pdf_viewer2: any
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Android #
No permissions required. Uses application cache directory.
iOS #
No permissions required.
How-to: #
Load PDF
// Load from assets
PDFDocument doc = await PDFDocument.fromAsset('assets/test.pdf');

// Load from URL
PDFDocument doc = await PDFDocument.fromURL('http://www.africau.edu/images/default/sample.pdf');

// Load from file
File file = File('...');
PDFDocument doc = await PDFDocument.fromFile(file);
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Load pages
// Load specific page
PDFPage pageOne = await doc.get(page: _number);
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Pre-built viewer
Use the pre-built PDF Viewer
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text('Example'),
),
body: Center(
child: _isLoading
? Center(child: CircularProgressIndicator())
: PDFViewer(document: document)),
);
}
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This code produces the following view:

TODO #

Allow password-protected files
Refactor PDFDocument.getAll() method
Increase page resolution
Add swipe to change page

Third-party packages used

Name
Description

path_provider
A Flutter plugin for finding commonly used locations on the filesystem. Supports iOS and Android.

flutter_cache_manager
A CacheManager to download and cache files in the cache directory of the app. Various settings on how long to keep a file can be changed.

numberpicker
NumberPicker is a custom widget designed for choosing an integer or decimal number by scrolling spinners.

flutter_advanced_networkimage
An advanced image provider provides caching and retrying for flutter app. Now with zoomable widget and transition to image widget.