Android判断view是否被隐藏

/**     * 判断view是否被隐藏（如scrollview中被滑动到不可见位置的view）     */    public static boolean isViewCovered(final View view) {        View currentView = view;        Rect currentViewRect = new Rect();        boolean partVisible = currentView.getGlobalVisibleRect(currentViewRect);        boolean totalHeightVisible = (currentViewRect.bottom - currentViewRect.top) >= currentView.getMeasuredHeight();        boolean totalWidthVisible = (currentViewRect.right - currentViewRect.left) >= currentView.getMeasuredWidth();        boolean totalViewVisible = partVisible && totalHeightVisible && totalWidthVisible;        if (!totalViewVisible) // if any part of the view is clipped by any of its parents,return true            return true;        while (currentView.getParent() instanceof ViewGroup) {            ViewGroup currentParent = (ViewGroup) currentView.getParent();            if (currentParent.getVisibility() != View.VISIBLE) // if the parent of view is not visible,return true                return true;            int start = indexOfViewInParent(currentView, currentParent);            for (int i = start + 1; i < currentParent.getChildCount(); i++) {                Rect viewRect = new Rect();                view.getGlobalVisibleRect(viewRect);                View otherView = currentParent.getChildAt(i);                Rect otherViewRect = new Rect();                otherView.getGlobalVisibleRect(otherViewRect);                if (Rect.intersects(viewRect, otherViewRect)) // if view intersects its older brother(covered),return                    // true                    return true;            }            currentView = currentParent;        }        return false;    }
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