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Description:

flutter cached pdfview

flutter_cached_pdfview #

A package to show Native PDF View for iOS and Android, support Open from a different resource like Path, Asset or Url and Cache it.
Support = [ Android , IOS and WEB(soon) ]; #

Open Pdf From Path(local file)
Open Pdf From Asset
Open Pdf From URl and Cache it
Display horizontally or vertically
Drag and zoom
Double tap for zoom
Support password protected pdf
Jump to a specific page in the pdf

Setup #
iOS
Opt-in to the embedded views preview by adding a boolean property to the app's Info.plist file
with the key io.flutter.embedded_views_preview and the value YES.
iOS (only support> 11.0) you need to add this line in your ios/Podfile
platform :ios, '11.0'
ready-made in the Example
Import it #
Now in your Dart code, you can use:
import 'package:flutter_cached_pdfview/flutter_cached_pdfview.dart';
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Options #

Name
Android
iOS
Default

defaultPage
✅
✅
0

onViewCreated
✅
✅
null

onRender
✅
✅
null

onPageChanged
✅
✅
null

onError
✅
✅
null

onPageError
✅
❌
null

onLinkHandle
✅
✅
null

gestureRecognizers
✅
✅
null

filePath
✅
✅

fitPolicy
✅
❌
FitPolicy.WIDTH

enableSwipe
✅
✅
true

swipeHorizontal
✅
✅
false

password
✅
✅
null

nightMode
✅
❌
false

autoSpacing
✅
✅
true

pageFling
✅
✅
true

pageSnap
✅
❌
true

preventLinkNavigation
✅
✅
false

Controller Options #

Name
Description
Parameters
Return

getPageCount
Get total page count
-
Future<int>

getCurrentPage
Get current page
-
Future<int>

setPage
Go to/Set page
int page
Future<bool>

Example #
from Asset
PDF(
enableSwipe: true,
swipeHorizontal: true,
autoSpacing: false,
pageFling: false,
onError: (error) {
print(error.toString());
},
onPageError: (page, error) {
print('$page: ${error.toString()}');
},
onPageChanged: (int page, int total) {
print('page change: $page/$total');
},
).fromAsset('assets/pdf/file-example.pdf'),

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cached From Url
PDF(
swipeHorizontal: true,
).cachedFromUrl('http://africau.edu/images/default/sample.pdf'),

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with placeholder until pdfFile download and errorWidget if there are problem
PDF().cachedFromUrl(
'http://africau.edu/images/default/sample.pdf',
placeholder: (progress) => Center(child: Text('$progress %')),
errorWidget: (error) => Center(child: Text(error.toString())),
)
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For production usage #
If you use proguard, you should include this line [ready-made in the Example].
-keep class com.shockwave.**
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Dependencies #
Flutter #
flutter_pdfview
flutter_cache_manager
Android (only support >= api 20) #
AndroidPdfViewer
iOS (only support> 11.0) #
PDFKit

Video #

Support #

buy me a coffee by PayPal

Developer #

Abdelrahman Saed