app/src/main/res/layout/activity_settings_map.xml
<?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:id="@+id/profileLayout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@drawable/background">
<RelativeLayout
android:id="@+id/loadingView"
android:layout_width="0dp"
android:layout_height="0dp"
android:background="#7E000000"
android:gravity="center"
android:orientation="vertical"
app:layout_constraintBottom_toBottomOf="@+id/settingsMapView"
app:layout_constraintEnd_toEndOf="@+id/settingsMapView"
app:layout_constraintStart_toStartOf="@+id/settingsMapView"
app:layout_constraintTop_toTopOf="parent">
<ProgressBar
android:id="@+id/indeterminateBar"
style="?android:attr/progressBarStyleLarge"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
</RelativeLayout>
<!-- Map view -->
<org.osmdroid.views.MapView
android:id="@+id/settingsMapView"
android:layout_width="0dp"
android:layout_height="0dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<!-- Download button -->
<Button
android:id="@+id/downloadButton"
style="@style/ButtonDarkGreen"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginStart="70dp"
android:layout_marginEnd="70dp"
android:layout_marginBottom="20dp"
android:text="@string/offline_mode_button"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent" />
<ImageButton
android:id="@+id/zoomOnUserLocation"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:contentDescription="@string/buttonGetUserLoc"
android:background="@drawable/button_bg_round"
android:layout_marginEnd="15dp"
app:layout_constraintBottom_toBottomOf="@+id/downloadButton"
app:layout_constraintTop_toTopOf="@+id/downloadButton"
app:layout_constraintRight_toLeftOf="@+id/downloadButton"
app:srcCompat="@drawable/ic_baseline_my_location_24" />
<ImageButton
android:id="@+id/changeMapTileFragment"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:contentDescription="@string/buttonGetUserLoc"
android:layout_marginStart="15dp"
app:layout_constraintBottom_toBottomOf="@+id/downloadButton"
app:layout_constraintTop_toTopOf="@+id/downloadButton"
app:layout_constraintLeft_toRightOf="@+id/downloadButton"
app:srcCompat="@drawable/ic_baseline_map_24" />
</androidx.constraintlayout.widget.ConstraintLayout>