Utils.java 文件源码

@TargetApi(Build.VERSION_CODES.LOLLIPOP)
public static void animateViewColor(View v, int startColor, int endColor) {

    ObjectAnimator animator = ObjectAnimator.ofObject(v, "backgroundColor",
            new ArgbEvaluator(), startColor, endColor);

    animator.setInterpolator(new PathInterpolator(0.4f, 0f, 1f, 1f));
    animator.setDuration(COLOR_ANIMATION_DURATION);
    animator.start();
}