<?xml version="1.0" encoding="utf-8"?> <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".MainActivity"> <com.github.barteksc.pdfviewer.PDFView android:id="@+id/pdfView" android:layout_width="match_parent" android:layout_height="match_parent" tools:layout_editor_absoluteX="-26dp" tools:layout_editor_absoluteY="-16dp" /> <TextView android:id="@+id/textView" android:layout_width="wrap_content" android:layout_height="wrap_content" android:background="#D3FFFFFF" android:textColor="#A3A2A2" app:layout_constraintEnd_toEndOf="parent" app:layout_constraintHorizontal_bias="0.5" app:layout_constraintStart_toStartOf="parent" tools:ignore="MissingConstraints" tools:layout_editor_absoluteY="39dp" /> <com.google.android.material.floatingactionbutton.FloatingActionButton android:id="@+id/fab" android:layout_width="wrap_content" android:layout_height="408dp" android:layout_gravity="bottom|right" android:layout_marginEnd="36dp" android:layout_marginRight="36dp" android:layout_marginBottom="140dp" app:backgroundTint="#00BCD4" app:layout_anchorGravity="bottom|right|end" app:layout_constraintBottom_toBottomOf="parent" app:layout_constraintEnd_toEndOf="parent" app:layout_constraintTop_toBottomOf="@+id/pdfView" app:srcCompat="@android:drawable/stat_sys_upload" tools:ignore="MissingConstraints" /> </androidx.constraintlayout.widget.ConstraintLayout>