RxAnimations.java 文件源码

public static Completable fadeInWithDelay(final int delay, final int duration, final View... views) {
    return Observable.range(0, views.length)
                     .flatMapCompletable(i -> animate(views[i], new LinearInterpolator())
                             .duration(duration)
                             .delay(i * delay)
                             .fadeIn().schedule());
}