<?xml version="1.0" encoding="utf-8"?> <layer-list xmlns:android="http://schemas.android.com/apk/res/android" > <item> <rotate android:drawable="@drawable/ic_loading_white" android:duration="1000" android:fromDegrees="0.0" android:interpolator="@android:anim/linear_interpolator" android:pivotX="50.0%" android:pivotY="50.0%" android:toDegrees="360.0" /> </item> </layer-list>