if (_isVisible) {
loadingOverlay.setAlpha(0f);
loadingOverlay.setVisibility(View.VISIBLE);

loadingOverlay.animate().alpha(1f).setDuration(500);
} else {
loadingOverlay.animate().alpha(0f).setDuration(500)
.withEndAction(() -> loadingOverlay.setVisibility(View.GONE));
}

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle">
<solid android:color="@android:color/transparent" />
<corners android:radius="100dp" />
<stroke android:width="0dp"
android:color="#FFFF0000" />
</shape>

android:background="@drawable/rounded"

android:clipToOutline="true"