app/src/main/res/layout/activity_guess_preview.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:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".guessLocation.GuessPreviewActivity">
<ProgressBar
android:id="@+id/progressBar"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:indeterminate="true"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
android:progressTint="@color/purple_200"/>
<ImageView
android:id="@+id/imagePreview"
android:layout_width="0dp"
android:layout_height="0dp"
android:layout_marginBottom="16dp"
android:contentDescription="@string/content_descr_guess_preview_image"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.0"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
tools:srcCompat="@tools:sample/backgrounds/scenic" />
<Button
android:id="@+id/guessButton"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginBottom="16dp"
android:text="@string/begin_guess"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent" />
<ImageView
android:id="@+id/imageView1"
android:layout_width="match_parent"
android:layout_height="@dimen/help_bar_height"
android:background="@color/purple_500"
android:contentDescription="@string/content_descr_wnder_topBar"
app:layout_constraintEnd_toEndOf="@+id/helperButton"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<ImageView
android:id="@+id/imageView"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="@dimen/wonder_help_bar_margin"
android:layout_centerVertical="true"
android:contentDescription="@string/content_descr_wnder_logo"
app:layout_constraintBottom_toBottomOf="@+id/imageView1"
app:layout_constraintStart_toStartOf="@+id/imageView1"
app:layout_constraintTop_toTopOf="@+id/imagePreview"
app:srcCompat="@raw/wonder"/>
<com.google.android.material.floatingactionbutton.FloatingActionButton
android:id="@+id/helperButton"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginEnd="@dimen/floating_point_margin"
android:clickable="true"
android:contentDescription="@string/popup_menu"
android:focusable="true"
android:onClick="showPopup"
android:layout_centerVertical="true"
app:backgroundTint="@color/purple_500"
app:borderWidth="0dp"
app:elevation="0dp"
app:layout_constraintBottom_toBottomOf="@+id/imageView1"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toTopOf="@+id/imagePreview"
app:srcCompat="@drawable/ic_baseline_more_horiz_24" />
</androidx.constraintlayout.widget.ConstraintLayout>