notification_big_content_gradient_overlay

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
       android:shape="rectangle">
    <gradient
        android:angle="270"
        android:startColor="#55000000"
        android:centerColor="#33000000"
        android:endColor="#AA000000"
        android:type="linear"/>
</shape>

notification_big_content_view.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
                xmlns:tools="http://schemas.android.com/tools"
                android:layout_width="match_parent"
                android:layout_height="256dp">

    <ImageView
        android:id="@+id/notification_background_image"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:scaleType="centerCrop"
        android:background="#0000FF"/>

    <FrameLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@drawable/notification_big_content_gradient_overlay"/>

    <TextView
        android:id="@+id/notification_text"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignParentBottom="true"
        android:ellipsize="end"
        android:lineSpacingMultiplier="1.2"
        android:maxLines="6"
        android:paddingBottom="@dimen/spacing_normal"
        android:paddingLeft="@dimen/spacing_medium"
        android:paddingRight="@dimen/spacing_medium"
        android:shadowColor="@color/black"
        android:shadowDx="1.5"
        android:shadowDy="1.3"
        android:shadowRadius="1.6"
        android:textColor="@color/white"
        android:textSize="16sp"
        android:textStyle="bold"
        tools:text="@tools:sample/lorem/random"/>

    <ImageView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_margin="16dp"
        android:src="@drawable/logo_vrt_nws_toolbar_white"/>

    <ImageView
        android:id="@+id/notification_pill"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_above="@+id/notification_text"
        android:layout_marginBottom="@dimen/spacing_normal"
        android:layout_marginLeft="@dimen/spacing_medium"/>

</RelativeLayout>