Signal-Android/res/layout/experience_upgrade_preference_fragment.xml

<?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:orientation="vertical"
              android:layout_width="match_parent"
              android:layout_height="match_parent"
              tools:background="#FF2090ea">

        <TextView android:layout_width="match_parent"
                  android:layout_height="wrap_content"
                  android:textAppearance="?android:attr/textAppearanceMedium"
                  android:id="@+id/blurb"
                  android:textSize="@dimen/onboarding_title_size"
                  android:textIsSelectable="false"
                  android:gravity="center_horizontal"
                  android:paddingLeft="20dp"
                  android:paddingRight="20dp"
                  android:fontFamily="sans-serif-light"
                  android:text="@string/experience_upgrade_preference_fragment__read_receipts_are_here"
                  android:layout_marginTop="20dp"
                  android:textColor="@android:color/white" />

        <FrameLayout android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_gravity="center"
                     android:layout_marginBottom="20dp"
                     android:layout_marginTop="20dp">

            <ImageView android:layout_width="170dp"
                       android:layout_height="170dp"
                       android:src="@drawable/circle_tintable"
                       android:scaleType="fitCenter"/>

            <ImageView android:layout_width="100dp"
                       android:layout_height="100dp"
                       android:layout_gravity="center"
                       app:srcCompat="@drawable/read_receipt_vector"/>
        </FrameLayout>

        <TextView android:layout_width="match_parent"
                  android:layout_height="wrap_content"
                  android:id="@+id/subblurb"
                  android:textSize="@dimen/onboarding_subtitle_size"
                  android:textIsSelectable="false"
                  android:gravity="center_horizontal"
                  android:paddingLeft="20dp"
                  android:paddingRight="20dp"
                  android:fontFamily="sans-serif-light"
                  android:text="@string/experience_upgrade_preference_fragment__optionally_see_and_share_when_messages_have_been_read"
                  android:textColor="@android:color/white" />

            <android.support.v7.widget.SwitchCompat
                    android:id="@+id/preference"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_gravity="center_horizontal"
                    android:layout_marginTop="20dp"
                    android:enabled="true"
                    android:checked="true"
                    android:text="@string/experience_upgrade_preference_fragment__enable_read_receipts"
                    android:textSize="20sp"
                    android:textColor="@android:color/white"
                    app:theme="@style/Color1SwitchStyle"/>

</LinearLayout>