use proper viewpager background color

Author: tibbi

app/build.gradle

@@ -65,7 +65,7 @@ android {
 
 dependencies {
     implementation 'com.github.SimpleMobileTools:Simple-Commons:b452494768'
-    implementation 'com.github.tibbi:PdfViewPager:6f9641fd2c'
+    implementation 'com.github.tibbi:PdfViewPager:dd7da8173c'
     implementation 'com.github.Stericson:RootTools:df729dcb13'
     implementation 'com.github.Stericson:RootShell:1.6'
     implementation 'com.alexvasilkov:gesture-views:2.5.2'

app/src/main/kotlin/com/simplemobiletools/filemanager/pro/activities/PDFViewerActivity.kt

@@ -95,16 +95,14 @@ class PDFViewerActivity : SimpleActivity() {
             return
         }
 
-        pdf_viewer.orientation = ViewPager2.ORIENTATION_VERTICAL
-        pdf_viewer.setBackgroundColor(getProperBackgroundColor())
-
         val clickListener = View.OnClickListener {
             toggleFullScreen()
         }
 
         val errorHandler = PdfErrorHandler { throwable -> showErrorToast(throwable.toString()) }
 
-        pdf_viewer.adapter = PDFPagerAdapter(this, clickListener, errorHandler, uri.toString())
+        pdf_viewer.orientation = ViewPager2.ORIENTATION_VERTICAL
+        pdf_viewer.adapter = PDFPagerAdapter(this, clickListener, errorHandler, uri.toString(), getProperBackgroundColor())
 
         showSystemUI(true)