<am.widget.circleprogressbar.CircleProgressBar
    android:layout_width="match_parent"
    android:layout_height="480dp"
    app:cpbGravity="center"
    app:cpbRadius="160dp"
    app:cpbStartAngle="135"
    app:cpbSweepAngle="270"
    app:cpbBackgroundSize="2dp"
    app:cpbBackgroundColor="@color/colorPrimary"
 

    app:cpbProgressSize="20dp"
    app:cpbMax="810"
    app:cpbProgress="315"
    app:cpbFirstGradientColors="#ff33b5e5"
    app:cpbSecondGradientColors="#ff99cc00"
    app:cpbThirdGradientColors="#ffffbb33"
    app:cpbFourthGradientColors="#ffff4444"
    app:cpbDialGap="4dp"
    app:cpbDialAngle="5"
    app
 
:cpbDialHeight="10dp"
    app:cpbDialWidth="2dp"
    app:cpbDialColor="@color/colorPrimary"
    app:cpbDialSpecialUnit="3"
    app:cpbDialSpecialHeight="15dp"
    app:cpbDialSpecialColor="@color/colorAccent"
    app:cpbShowSpecialDialValue="true"
    app:cpbSpecialDialValueGap="2dp"
    app:cpbSpecialDialValueTextSize
 
="12sp"
    app:cpbSpecialDialValueTextColor="#ff99cc00"
    app:cpbShowProgressValue="true"
    app:cpbProgressValueTextSize="72sp"
    app:cpbProgressValueTextColor="#ff33b5e5"
    app:cpbTopText="速度"
    app:cpbTopTextSize="20sp"
    app:cpbTopTextGap="10dp"
    app:cpbTopTextColor="@color/colorPrimary"
    app:cpbBottomText="km/s"
    app:cpbBottomTextSize="16sp"
    app:cpbBottomTextGap="15dp"
    app:cpbBottomTextColor="#ffffbb33"
    app:cpbScaleType="None"
    app:cpbProgressDuration="2000"
    app:cpbProgressMode="Loading"
    app:cpbLoadingDuration="3000"
    app:cpbLoadingRepeatMode="Reverse"
    app:cpbLoadingDrawOther="true"
    app:cpbLoadingText="載入"/>