QQStepView

<!--自定义属性-->
<declare-styleable name="QQStepView">
	<attr name="outerColor" format="color"/>
	<attr name="borderWidth" format="dimension"/>
	<attr name="innerColor" format="color"/>
	<attr name="stepTextSize" format="dimension"/>
	<attr name="stepTextColor" format="color"/>
</declare-styleable>


//代码中使用
  final QQStepView stepView = findViewById(R.id.step_view);
    stepView.setmStepMax(4000);
    //属性动画
   ValueAnimator valueAnimator = ObjectAnimator.ofFloat(0,3000);
   valueAnimator.setDuration(1000);
   //插值器
    valueAnimator.setInterpolator(new DecelerateInterpolator());
   valueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
       @Override
       public void onAnimationUpdate(ValueAnimator animation) {
           float currentStep = (float) animation.getAnimatedValue();
           stepView.setmCureenStep((int) currentStep);
       }
   });
   //启动动画
   valueAnimator.start();