<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android" >
    <item>
        <rotate
            android:drawable="@drawable/xfgame_login_load"
            android:fromDegrees="0.0"
            android:pivotX="50.0%"
            android:pivotY="50.0%"
            android:toDegrees="900.0" />
        <span style="white-space:pre">   </span>    <!-- 其中360.0值越大，转的圈圈越快 -->
    </item>
</layer-list>