您好，我在RelativeLayout中有一个ImageView，现在如何获取ImageView在屏幕上的X和Y位置？我试过了getLocationOnScreenlog(mPhoto.getLeft());log(mPhoto.getScrollX());log(mPhoto.getX());log(mPhoto.getTranslationX());但它们都返回0。在以编程方式将imageview设置为居中后调用上述函数RelativeLayout.LayoutParamslp1=newRelativeLayout.LayoutParams(mFaceWidth,mFaceHeig