我有bounds。边界应该用新的LatLng扩展。for (var latlng in _list) bounds.extend(latlng);extension LatLngBoundsExtend on LatLngBounds { //I want to change the object which this method is called from
this = LatLngBounds(southwest: /* some mag
如何将滑块保持在is位置并保持is值,即使我们关闭应用程序并使用Getx或其他Statemanegment重新访问该应用程序。遵循这篇教程Flutter Switch,我试着用滑块做同样的东西,但我的编码知识不够,我找不到任何教程来做同样的滑块。import 'package:flutter/material.dart';
class MyApp extends State