CircleIndicator

dependencies {  
        compile 'com.nineoldandroids:library:2.4.+'
        compile 'me.relex:circleindicator:1.0.0@aar'
}

https://github.com/ongakuer/CircleIndicator

Usage

    <me.relex.circleindicator.CircleIndicator
        android:layout_width="fill_parent"
        android:layout_height="40dp"/>
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原文地址：https://www.cnblogs.com/zlfoak/p/4644624.html