320 lines
11 KiB
Dart
320 lines
11 KiB
Dart
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import 'dart:async';
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import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:amap_flutter_location/amap_flutter_location.dart';
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import 'package:amap_flutter_location/amap_location_option.dart';
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import 'package:flutter_screenutil/flutter_screenutil.dart';
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import 'package:permission_handler/permission_handler.dart';
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import 'package:amap_flutter_map/amap_flutter_map.dart';
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import 'package:amap_flutter_base/amap_flutter_base.dart';
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import '../../../app_settings/app_colors.dart';
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import '../../../main.dart';
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class LockAddressGaoDePage extends StatefulWidget {
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const LockAddressGaoDePage({Key? key}) : super(key: key);
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@override
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State<LockAddressGaoDePage> createState() => _LockAddressGaoDePageState();
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}
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class _LockAddressGaoDePageState extends State<LockAddressGaoDePage>{
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// 高德地图
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Map<String, Object>? _locationResult;
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StreamSubscription<Map<String, Object>>? _locationListener;
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final AMapFlutterLocation _locationPlugin = AMapFlutterLocation();
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late AMapController _mapController;
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static const CameraPosition _kInitialPosition = CameraPosition(
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target: LatLng(113.919112, 22.653728),
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zoom: 10.0,
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);
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List<Widget> get _approvalNumberWidget => <Widget>[];
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@override
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void initState() {
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super.initState();
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/// 设置是否已经包含高德隐私政策并弹窗展示显示用户查看，如果未包含或者没有弹窗展示，高德定位SDK将不会工作
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///
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/// 高德SDK合规使用方案请参考官网地址：https://lbs.amap.com/news/sdkhgsy
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/// <b>必须保证在调用定位功能之前调用， 建议首次启动App时弹出《隐私政策》并取得用户同意</b>
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///
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/// 高德SDK合规使用方案请参考官网地址：https://lbs.amap.com/news/sdkhgsy
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///
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/// [hasContains] 隐私声明中是否包含高德隐私政策说明
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///
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/// [hasShow] 隐私权政策是否弹窗展示告知用户
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AMapFlutterLocation.updatePrivacyShow(true, true);
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/// 设置是否已经取得用户同意，如果未取得用户同意，高德定位SDK将不会工作
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///
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/// 高德SDK合规使用方案请参考官网地址：https://lbs.amap.com/news/sdkhgsy
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///
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/// <b>必须保证在调用定位功能之前调用, 建议首次启动App时弹出《隐私政策》并取得用户同意</b>
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///
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/// [hasAgree] 隐私权政策是否已经取得用户同意
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AMapFlutterLocation.updatePrivacyAgree(true);
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/// 动态申请定位权限
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requestPermission();
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///设置Android和iOS的apiKey<br>
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///key的申请请参考高德开放平台官网说明<br>
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///Android: https://lbs.amap.com/api/android-location-sdk/guide/create-project/get-key
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///iOS: https://lbs.amap.com/api/ios-location-sdk/guide/create-project/get-key
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AMapFlutterLocation.setApiKey("1dbf56e2e8a4d0e4cdc2df9efd36bc71", "dfb64c0463cb53927914364b5c09aba0");
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///iOS 获取native精度类型
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if (Platform.isIOS) {
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requestAccuracyAuthorization();
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}
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///注册定位结果监听
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_locationListener = _locationPlugin.onLocationChanged().listen((Map<String, Object> result) {
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setState(() {
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_locationResult = result;
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if (_locationResult != null) {
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_locationResult?.forEach((key, value) {
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print("key:$key value:$value");
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});
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}
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});
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});
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_startLocation();
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}
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@override
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Widget build(BuildContext context) {
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///使用默认属性创建一个地图
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final AMapWidget map = AMapWidget(
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apiKey: const AMapApiKey(androidKey: '900f72eeee0f21e435cebb0ef155582a', iosKey: '4dfdec97b7bf0b8c13e94777103015a9'),
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onMapCreated: onMapCreated,
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// initialCameraPosition: _kInitialPosition
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);
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return Stack(
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children: [
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Container(
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height: MediaQuery.of(context).size.height,
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width: MediaQuery.of(context).size.width,
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child: map,
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),
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Positioned(
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left: 10.w, bottom: 30.h,
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child: Container(
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alignment: Alignment.centerLeft,
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child: Column(
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mainAxisAlignment: MainAxisAlignment.start,
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children: _approvalNumberWidget),
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)
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),
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Positioned(
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left: 20.w, right: 20.w, bottom: 100.h,
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child: Container(
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// height: h(106),
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decoration: BoxDecoration(
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color: AppColors.mainColor,
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borderRadius: BorderRadius.circular(15.w),
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),
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child:Column(
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children: [
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Container(
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// height: h(53),
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padding: EdgeInsets.only(top: 15.h, bottom: 15, left:15.w, right: 15.w),
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child: Row(
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children: [
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Image.asset('images/main/icon_addUserShowAddress.png', width: 30.w, height: 30.w),
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SizedBox(width: 10.w),
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Expanded(
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child: Text("广东省深圳市宏发科技园", style: const TextStyle(color: Colors.white, fontSize: 16, fontWeight: FontWeight.w500, overflow: TextOverflow.clip))
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),
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],
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),
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),
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Container(height: 1.h, color: const Color(0xFF021732),),
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Container(
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// height: h(52),
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padding: EdgeInsets.only(top: 15.h, bottom: 15, left:15.w, right: 15.w),
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child: Row(
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children: [
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Image.asset('images/main/icon_addUserAddressShowTime.png', width: 30.w, height: 30.w),
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SizedBox(width: 10.w,),
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Expanded(
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child: Text("2023.8.22 15.14", style: const TextStyle(color: Colors.white, fontSize: 16, fontWeight: FontWeight.w500),)
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),
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],
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),
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),
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],
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)
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),),
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],
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);
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}
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void onMapCreated(AMapController controller) {
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setState(() {
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_mapController = controller;
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getApprovalNumber();
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});
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}
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/// 获取审图号
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void getApprovalNumber() async {
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//普通地图审图号
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String? mapContentApprovalNumber =
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await _mapController.getMapContentApprovalNumber();
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//卫星地图审图号
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String? satelliteImageApprovalNumber =
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await _mapController.getSatelliteImageApprovalNumber();
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setState(() {
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if (null != mapContentApprovalNumber) {
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_approvalNumberWidget.add(Text(mapContentApprovalNumber));
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}
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if (null != satelliteImageApprovalNumber) {
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_approvalNumberWidget.add(Text(satelliteImageApprovalNumber));
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}
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});
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print('地图审图号（普通地图）: $mapContentApprovalNumber');
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print('地图审图号（卫星地图): $satelliteImageApprovalNumber');
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}
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///设置定位参数
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void _setLocationOption() {
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AMapLocationOption locationOption = new AMapLocationOption();
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///是否单次定位
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locationOption.onceLocation = false;
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///是否需要返回逆地理信息
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locationOption.needAddress = true;
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///逆地理信息的语言类型
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locationOption.geoLanguage = GeoLanguage.DEFAULT;
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locationOption.desiredLocationAccuracyAuthorizationMode = AMapLocationAccuracyAuthorizationMode.ReduceAccuracy;
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locationOption.fullAccuracyPurposeKey = "AMapLocationScene";
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///设置Android端连续定位的定位间隔
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locationOption.locationInterval = 2000;
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///设置Android端的定位模式<br>
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///可选值：<br>
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///<li>[AMapLocationMode.Battery_Saving]</li>
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///<li>[AMapLocationMode.Device_Sensors]</li>
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///<li>[AMapLocationMode.Hight_Accuracy]</li>
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locationOption.locationMode = AMapLocationMode.Hight_Accuracy;
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///设置iOS端的定位最小更新距离<br>
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locationOption.distanceFilter = -1;
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///设置iOS端期望的定位精度
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/// 可选值：<br>
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/// <li>[DesiredAccuracy.Best] 最高精度</li>
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/// <li>[DesiredAccuracy.BestForNavigation] 适用于导航场景的高精度 </li>
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/// <li>[DesiredAccuracy.NearestTenMeters] 10米 </li>
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/// <li>[DesiredAccuracy.Kilometer] 1000米</li>
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/// <li>[DesiredAccuracy.ThreeKilometers] 3000米</li>
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locationOption.desiredAccuracy = DesiredAccuracy.Best;
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///设置iOS端是否允许系统暂停定位
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locationOption.pausesLocationUpdatesAutomatically = false;
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///将定位参数设置给定位插件
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_locationPlugin.setLocationOption(locationOption);
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}
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///开始定位
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void _startLocation() {
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///开始定位之前设置定位参数
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_setLocationOption();
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_locationPlugin.startLocation();
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}
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///停止定位
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void _stopLocation() {
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_locationPlugin.stopLocation();
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}
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///获取iOS native的accuracyAuthorization类型
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void requestAccuracyAuthorization() async {
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AMapAccuracyAuthorization currentAccuracyAuthorization = await _locationPlugin.getSystemAccuracyAuthorization();
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if (currentAccuracyAuthorization == AMapAccuracyAuthorization.AMapAccuracyAuthorizationFullAccuracy) {
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print("精确定位类型");
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} else if (currentAccuracyAuthorization == AMapAccuracyAuthorization.AMapAccuracyAuthorizationReducedAccuracy) {
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print("模糊定位类型");
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} else {
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print("未知定位类型");
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}
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}
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/// 动态申请定位权限
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void requestPermission() async {
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// 申请权限
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bool hasLocationPermission = await requestLocationPermission();
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if (hasLocationPermission) {
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print("定位权限申请通过");
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} else {
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print("定位权限申请不通过");
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}
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}
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/// 申请定位权限
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/// 授予定位权限返回true， 否则返回false
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Future<bool> requestLocationPermission() async {
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//获取当前的权限
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var status = await Permission.location.status;
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if (status == PermissionStatus.granted) {
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//已经授权
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return true;
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} else {
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//未授权则发起一次申请
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status = await Permission.location.request();
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if (status == PermissionStatus.granted) {
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return true;
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} else {
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return false;
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}
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}
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}
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// @override
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// void dispose() {
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// super.dispose();
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//
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// _stopLocation();
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//
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// ///移除定位监听
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// if (null != _locationListener) {
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// _locationListener?.cancel();
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// }
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//
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// ///销毁定位
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// _locationPlugin.destroy();
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//
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// print("高德地图定位销毁了");
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// }
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@override
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void dispose() {
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super.dispose();
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_stopLocation();
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///移除定位监听
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if (null != _locationListener) {
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_locationListener?.cancel();
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}
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///销毁定位
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_locationPlugin.destroy();
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print("地图界面销毁了");
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}
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}
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