<?xml version="1.0" encoding="utf-8"?> <set xmlns:android="http://schemas.android.com/apk/res/android"> <rotate android:duration="5000" android:fromDegrees="0" android:pivotX="50%" android:pivotY="50%" android:repeatCount="-1" android:repeatMode="restart" android:toDegrees="360" /> </set>