<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".tour.TourActivity">

    <com.google.android.material.appbar.AppBarLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content">

        <androidx.appcompat.widget.Toolbar
            android:id="@+id/tourToolbar"
            android:layout_width="match_parent"
            android:layout_height="?attr/actionBarSize"
            app:titleTextColor="@android:color/white"
            app:title=" "/>

    </com.google.android.material.appbar.AppBarLayout>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <androidx.constraintlayout.widget.ConstraintLayout
            android:id="@+id/mapConstraint"
            android:layout_width="0dp"
            android:layout_height="match_parent"
            android:layout_weight="1">

            <fragment
                android:id="@+id/map"
                android:name="com.google.android.gms.maps.SupportMapFragment"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                tools:context=".tour.TourActivity" />

            <View
                android:id="@+id/shadowView"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:background="@android:color/black"
                android:alpha="0.45"/>

        </androidx.constraintlayout.widget.ConstraintLayout>

        <LinearLayout
            android:layout_width="0dp"
            android:layout_height="match_parent"
            android:layout_weight="1"
            android:orientation="vertical">

            <androidx.core.widget.NestedScrollView
                android:layout_width="match_parent"
                android:layout_height="0dp"
                android:layout_weight="1"
                android:fillViewport="true">

                <LinearLayout
                    android:layout_width="match_parent"
                    android:layout_height="0dp"
                    android:orientation="vertical"
                    android:layout_weight="1">

                    <ImageView
                        android:id="@+id/articlePhoto"
                        android:layout_width="match_parent"
                        android:layout_height="0dp"
                        android:layout_weight="1"
                        android:scaleType="centerCrop"
                        tools:srcCompat="@tools:sample/backgrounds/scenic" />

                    <View
                        android:layout_width="match_parent"
                        android:layout_height="20dp"
                        android:background="@color/colorAccent"/>

                    <androidx.viewpager.widget.ViewPager
                        android:id="@+id/tourPager"
                        android:layout_width="match_parent"
                        android:layout_height="0dp"
                        android:layout_weight="1"/>

                </LinearLayout>

            </androidx.core.widget.NestedScrollView>

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:gravity="center">

                <Button
                    android:id="@+id/backBtn"
                    style="@style/TourButton"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="@string/back"
                    android:visibility="invisible"/>

                <LinearLayout
                    android:id="@+id/dotsLayout"
                    android:layout_width="0dp"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    android:gravity="center"
                    android:orientation="horizontal"
                    android:padding="20dp" />

                <Button
                    android:id="@+id/nextBtn"
                    style="@style/TourButton"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="@string/next" />

            </LinearLayout>

        </LinearLayout>

    </LinearLayout>

</LinearLayout>

Add a code snippet to your website: www.paste.org