自定义QQ运动界面
<com.example.jack.besselcurve.BesselCurveView android:id="@+id/besselCurveView" android:layout_width="match_parent" android:layout_height="match_parent" android:background="#ffffff" android:layout_centerHorizontal="true" app:besselColor="@color/besselColor" app:besselColorText="@color/besselColorText" app:friendAverageStep="6752" app:averageStep="2603" app:champion="Jack" app:allStep="8765" app:time="17:26" app:ranking="15"> </com.example.jack.besselcurve.BesselCurveView>