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flutterApp/lib/features/home/presentation/widgets/map/testmap_pages.dart
2026-02-25 20:36:46 +08:00

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import 'dart:async';
import 'dart:math';
import 'package:flutter/material.dart';
import 'package:flutter_map/flutter_map.dart';
import 'package:geolocator/geolocator.dart';
import 'package:latlong2/latlong.dart';
import 'package:maibu_satabot_v2/features/home/presentation/widgets/BottomDirectionLine.dart';
import 'package:maibu_satabot_v2/features/home/presentation/widgets/common/enum.dart';
import 'package:maibu_satabot_v2/features/home/presentation/widgets/map/CenterLocation.dart';
import 'package:maibu_satabot_v2/features/home/presentation/widgets/map/HeadingPointer.dart';
import 'package:maibu_satabot_v2/features/home/presentation/widgets/startpoint_area.dart';
import '../path_list_pages.dart';
class MapPageEnterprise extends StatefulWidget {
const MapPageEnterprise({Key? key}) : super(key: key);
@override
State<MapPageEnterprise> createState() => _MapPageEnterpriseState();
}
class _MapPageEnterpriseState extends State<MapPageEnterprise> {
final MapController _mapController = MapController();
LatLng? _currentLatLng;
StreamSubscription<Position>? _positionSub;
bool _hasMovedOnce = false;
bool _isPanelOpen = false; // 控制面板显示/隐藏
bool _directionBoxOpen = false; //航线面板显示/隐藏
RobotMode _currentRobotMode = RobotMode.point; //打点模式
AreaMode _currentAreaMode = AreaMode.work; //作业区域还是障碍物区域
WorkMode? _currentWorkMode = WorkMode.bow; // 当前作业模式
// ========== 核心新增状态 ==========
List<LatLng> _markedPoints = []; // 存储所有打点坐标
LatLng get _mapCenter => _mapController.center; // 实时获取地图中心坐标
double _headingAngle = 0.0; // 航向角(单位:度)
// =================================
@override
void initState() {
super.initState();
_initLocationEnterprise();
// 监听地图移动事件,实时更新连线
_mapController.mapEventStream.listen((event) {
if (event is MapEventMove || event is MapEventMoveEnd) {
setState(() {}); // 触发UI刷新,更新连线
}
});
}
/// ===============================
/// 企业级定位初始化(已修复坐标系)
/// ===============================
Future<void> _initLocationEnterprise() async {
final serviceEnabled = await Geolocator.isLocationServiceEnabled();
if (!serviceEnabled) return;
LocationPermission permission = await Geolocator.checkPermission();
if (permission == LocationPermission.denied) {
permission = await Geolocator.requestPermission();
}
if (permission != LocationPermission.whileInUse &&
permission != LocationPermission.always) {
return;
}
// 1️⃣ 首次强制获取定位
final position = await Geolocator.getCurrentPosition(
desiredAccuracy: LocationAccuracy.bestForNavigation,
);
final gcj = wgs84ToGcj02(position.latitude, position.longitude);
_updateLocation(gcj, moveMap: true);
// 2️⃣ 实时监听(不再强制移动地图)
_positionSub =
Geolocator.getPositionStream(
locationSettings: const LocationSettings(
accuracy: LocationAccuracy.bestForNavigation,
distanceFilter: 2,
),
).listen((pos) {
final gcj = wgs84ToGcj02(pos.latitude, pos.longitude);
_updateLocation(gcj, moveMap: false);
});
}
/// ===============================
/// 更新位置
/// ===============================
void _updateLocation(LatLng latLng, {bool moveMap = false}) {
setState(() {
_currentLatLng = latLng;
});
if (moveMap && !_hasMovedOnce) {
_hasMovedOnce = true;
_mapController.move(latLng, 17);
}
}
/// 手动回到当前位置
void _moveToCurrentLocation() {
if (_currentLatLng == null) return;
_mapController.move(_currentLatLng!, 17);
}
// ========== 核心方法:打点逻辑 ==========
void _addMarkedPoint() {
setState(() {
_markedPoints.add(_mapCenter); // 在地图中心打点
});
debugPrint(
'新增打点:第${_markedPoints.length}个点,经纬度:${_mapCenter.latitude.toStringAsFixed(6)}, ${_mapCenter.longitude.toStringAsFixed(6)}',
);
}
@override
void dispose() {
_positionSub?.cancel();
super.dispose();
}
@override
Widget build(BuildContext context) {
final screenHeight = MediaQuery.of(context).size.height;
final menuHeight = 16 * 6; // 假设 VerticalFloatMenu 有 6 个选项,每个高度为 56
final maxTop = screenHeight - menuHeight;
return Scaffold(
body: SafeArea(
child: Stack(
children: [
// 地图核心组件
FlutterMap(
mapController: _mapController,
options: MapOptions(
initialCenter:
_currentLatLng ?? const LatLng(39.9042, 116.4074),
initialZoom: 15,
maxZoom: 18,
// 禁止地图点击事件(避免和中心标冲突)
onTap: (_, __) {}, // 空实现,禁用地图点击响应
),
children: [
/// 高德瓦片(GCJ-02)
TileLayer(
urlTemplate:
'https://webrd02.is.autonavi.com/appmaptile'
'?style=8&x={x}&y={y}&z={z}&lang=zh_cn&size=1&scale=1'
'&key=bbb1f0f20eed6bf679eddf2625630aba',
),
/// ========== 新增:中心标与历史打点的虚线连线 ==========
///
/// if (_markedPoints.length >= 2)
PolylineLayer(
polylines: [
for (int i = 0; i < _markedPoints.length - 1; i++)
Polyline(
points: [_markedPoints[i], _markedPoints[i + 1]],
color: Colors.orange.withOpacity(0.5),
strokeWidth: 1.5,
),
],
),
if (_markedPoints.isNotEmpty)
PolylineLayer(
polylines: [
Polyline(
points: [_mapCenter, _markedPoints.last],
color: Colors.blue.withOpacity(0.5),
strokeWidth: 1.5,
),
],
),
/// 当前定位 Marker
if (_currentLatLng != null)
MarkerLayer(
markers: [
Marker(
point: _currentLatLng!,
width: 40,
height: 40,
child: CustomPaint(
size: const Size(40, 40),
painter: HeadingMarkerPainter(
headingAngle: _headingAngle,
),
),
),
],
),
/// ========== 新增:历史打点的绿色标记 ==========
MarkerLayer(
markers: _markedPoints.asMap().entries.map((entry) {
int index = entry.key + 1; // 打点序号(从1开始)
LatLng point = entry.value;
return Marker(
point: point,
width: 80,
height: 40,
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
const SizedBox(height: 8), // 向下偏移8px(抵消默认的顶部对齐)
// 绿色打点标记
Container(
width: 16,
height: 16,
decoration: const BoxDecoration(
color: Color(0xFF00C853), // 绿色主题色
shape: BoxShape.circle,
boxShadow: [
BoxShadow(color: Colors.black12, blurRadius: 2),
],
),
child: Center(
child: Text(
'$index',
style: const TextStyle(
color: Colors.white,
fontSize: 10,
fontWeight: FontWeight.bold,
),
),
),
),
],
),
);
}).toList(),
),
],
),
/// ========== 核心:地图正中心固定定位标 ==========
Positioned(
left: 0,
right: 0,
top: 0,
bottom: 0,
child: Center(
// 自定义十字标(中心精准对齐地图中心)
child: SizedBox(
width: 16, // 十字整体宽度
height: 16, // 十字整体高度
child: CustomPaint(
painter: CrosshairPainter(), // 自定义十字画笔
),
),
),
),
// 右侧悬浮菜单
Positioned(
height: 336,
right: 16,
top: maxTop > 10 ? 11 : maxTop,
child: FloatingActionButton(
onPressed: _moveToCurrentLocation,
child: new VerticalFloatMenu(
onEditTap: (bool isOpen) {
setState(() {
_isPanelOpen = isOpen;
});
},
onWorkModeSelected: (mode) {
_currentWorkMode = mode;
debugPrint('外部收到作业模式:$mode');
},
),
),
),
// 底部操作面板
if (_isPanelOpen)
Positioned(
left: 0,
right: 0,
bottom: 0,
child: BottomOperationPanel(
initialRobotMode: RobotMode.point,
initialAreaMode: AreaMode.work,
onComplete: () {
setState(() => _isPanelOpen = false);
},
onRobotModeChanged: (mode) {
setState(() => _currentRobotMode = mode);
debugPrint('外部收到机器人模式:$mode');
},
onAreaModeChanged: (mode) {
setState(() => _currentAreaMode = mode);
debugPrint('外部收到区域模式:$mode');
},
// ========== 绑定加号打点事件 ==========
onAddTap: () {
_addMarkedPoint(); // 点击加号打点
debugPrint('外部处理加号按钮点击,已添加打点');
},
onSettingTap: () {
setState(() {
_directionBoxOpen = true;
});
debugPrint('外部处理设置按钮点击');
},
onLandTap: () {
debugPrint('外部处理地块标签点击');
},
onRouteTap: () {
debugPrint('外部处理航线标签点击');
},
),
),
// 航线方向面板
if (_directionBoxOpen)
Positioned(
left: 0,
right: 0,
bottom: 0,
child: RouteDirectionPanel(
initialOptimalHeading: true,
initialDirection: 0.0,
onConfirm: (result) {
debugPrint(
'最优航向:${result['optimalHeading']},角度:${result['direction']}',
);
setState(() => _directionBoxOpen = false);
},
onCancel: () {
setState(() => _directionBoxOpen = false);
},
),
),
],
),
),
);
}
}
/// =======================================================
/// 坐标转换:WGS84 -> GCJ02(国内高德/腾讯通用)
/// =======================================================
const double _pi = 3.14159265358979324;
const double _a = 6378245.0;
const double _ee = 0.00669342162296594323;
LatLng wgs84ToGcj02(double lat, double lon) {
if (_outOfChina(lat, lon)) {
return LatLng(lat, lon);
}
double dLat = _transformLat(lon - 105.0, lat - 35.0);
double dLon = _transformLon(lon - 105.0, lat - 35.0);
double radLat = lat / 180.0 * _pi;
double magic = sin(radLat);
magic = 1 - _ee * magic * magic;
double sqrtMagic = sqrt(magic);
dLat = (dLat * 180.0) / ((_a * (1 - _ee)) / (magic * sqrtMagic) * _pi);
dLon = (dLon * 180.0) / (_a / sqrtMagic * cos(radLat) * _pi);
double mgLat = lat + dLat;
double mgLon = lon + dLon;
return LatLng(mgLat, mgLon);
}
bool _outOfChina(double lat, double lon) {
return lon < 72.004 || lon > 137.8347 || lat < 0.8293 || lat > 55.8271;
}
double _transformLat(double x, double y) {
double ret =
-100.0 +
2.0 * x +
3.0 * y +
0.2 * y * y +
0.1 * x * y +
0.2 * sqrt(x.abs());
ret += (20.0 * sin(6.0 * x * _pi) + 20.0 * sin(2.0 * x * _pi)) * 2.0 / 3.0;
ret += (20.0 * sin(y * _pi) + 40.0 * sin(y / 3.0 * _pi)) * 2.0 / 3.0;
ret += (160.0 * sin(y / 12.0 * _pi) + 320 * sin(y * _pi / 30.0)) * 2.0 / 3.0;
return ret;
}
double _transformLon(double x, double y) {
double ret =
300.0 + x + 2.0 * y + 0.1 * x * x + 0.1 * x * y + 0.1 * sqrt(x.abs());
ret += (20.0 * sin(6.0 * x * _pi) + 20.0 * sin(2.0 * x * _pi)) * 2.0 / 3.0;
ret += (20.0 * sin(x * _pi) + 40.0 * sin(x / 3.0 * _pi)) * 2.0 / 3.0;
ret +=
(150.0 * sin(x / 12.0 * _pi) + 300.0 * sin(x / 30.0 * _pi)) * 2.0 / 3.0;
return ret;
}