apps/CtsVerifier/res/layout/fragment_complex_movement.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
                android:layout_width="match_parent"
                android:layout_height="match_parent">

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

        <!-- Deliberately empty so that we can add camera preview to it dynamically-->
        <LinearLayout
                android:layout_width="0dp"
                android:orientation="vertical"
                android:layout_weight=".75"
                android:layout_height="match_parent"
                android:id="@+id/llCamera">
        </LinearLayout>

        <RelativeLayout
                android:padding="4dp"
                android:layout_width="0dp"
                android:orientation="vertical"
                android:layout_weight=".25"
                android:layout_height="match_parent">

            <include layout="@layout/verifier_buttons"/>

            <TextView
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:textSize="17sp"
                    android:layout_below="@+id/llPassFail"
                    android:id="@+id/tvObjective"/>

            <TextView
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_below="@+id/tvObjective"
                    android:id="@+id/tvRings"/>

        </RelativeLayout>
    </LinearLayout>

    <ImageButton
            android:id="@+id/fabPlaceWaypoint"
            android:layout_width="70dp"
            android:layout_height="70dp"
            android:layout_alignParentBottom="true"
            android:layout_alignParentRight="true"
            android:layout_margin="16dp"
            android:background="@drawable/round_button"
            android:src="@drawable/ic_place_white_24dp"/>
</RelativeLayout>