Source link: https://github.com/Dmitry-Borodin/pdfview-android

Here an example how to create Pdf view in Android. This library called pdfview-android. You can try it the code on Github.Thank for developer : https://github.com/Dmitry-Borodin

pdfview

Android PDF view - small and efficient PDF viewer embedded in your native app

It is based on ImageView and can handle big files with reasonable performance on low-end devices.

This is how fast scrolling of 680 page document looks like on low-end device:

Usage:

To show pdf you just need a file on the device.

findViewById<PDFView>(R.id.activityMainPdfView).fromAsset("paper.pdf").show() 

See sources for other methods to provide file.

Add to your project:

The library is hosted in jcenter, it is available by default on new android projects

  repositories {

<...>

jcenter()
  
}
 

Add gradle dependency:

implementation "com.pdfview:pdfview-android:1.0.0" 

Thanks to Manuel Lilienberg for initial implementation of this library and subsampling-scale library for influence.