init method

@override Future<String> init(String key)

Implementation

@override
Future<String> init(String key) async {
  ///监听native端返回的数据
  methodChannel.setMethodCallHandler((methodCall) async {
    debugPrint('TencentMap:${methodCall.method}');
    switch (methodCall.method) {
      case "flutter_tenc_map_backLocation":
        //返回定位信息
        Location location = Location();
        location.code = methodCall.arguments['code'];
        if (location.code == 200) {
          location.name = await methodCall.arguments['name'];
          location.latitude = await methodCall.arguments['latitude'];
          location.longitude = await methodCall.arguments['longitude'];
          location.address = await methodCall.arguments['address'];
          location.city = await methodCall.arguments['city'];
          location.province = await methodCall.arguments['province'];
          location.area = await methodCall.arguments['area'];
          location.cityCode = await methodCall.arguments['cityCode'];
        }
        if (locationController.listener.isNotEmpty) {
          for (LocationCallBack locationCallBack
              in locationController.listener) {
            locationCallBack(location);
          }
        }
        break;
      case "2":
        break;
    }
  });
  return await methodChannel
      .invokeMethod("flutter_tenc_map_init", {"key": key});
}