/* * @author lsy * @date 2020/6/30 **/ import 'package:flutter/cupertino.dart'; class PosUtil { static Offset findPos(GlobalKey globalKey) { Offset offset; if (globalKey.currentContext != null) { RenderBox box = globalKey.currentContext.findRenderObject(); offset = box.localToGlobal(Offset.zero); } return offset; } }