iFish7/umeng_community_library/res/anim/umeng_comm_pb_default.xml

<?xml version="1.0" encoding="utf-8"?>
<animated-rotate xmlns:android="http://schemas.android.com/apk/res/android"
    android:drawable="@drawable/umeng_comm_ic_loading_white"
    android:pivotX="50%"
    android:pivotY="50%" />