KeyRect.java 文件源码

/**
 * Show animation indicated invalid pincode
 */
public void setError() {
  ValueAnimator goLeftAnimator = ValueAnimator.ofInt(0, 5);
  goLeftAnimator.setInterpolator(new CycleInterpolator(2));
  goLeftAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
    @Override public void onAnimationUpdate(ValueAnimator animation) {
      rect.left += (int) animation.getAnimatedValue();
      rect.right += (int) animation.getAnimatedValue();
      view.invalidate();
    }
  });
  goLeftAnimator.start();
}