<layer-list xmlns:android="http://schemas.android.com/apk/res/android">

    <item>
        <rotate
            android:drawable="@drawable/zzz_spinner_loading"
            android:fromDegrees="0"
            android:pivotX="50%"
            android:pivotY="50%"
            android:toDegrees="1080"/>
    </item>

</layer-list>