一个稳定的地理围栏库
一个 Flutter 项目,用于在 Android 和 IOS 中提供地理围栏功能
入门
入门
Android
在您的 AndroidManifest.xml 中,您应该添加以下行
final geoFenceService = GeoFenceService()
启动 GeoFenceService
geoFenceService.startService({
///Latitude of the fence center
fenceCenterLatitude: _fence_latitude,
///Longitude of the fence center
fenceCenterLongitude: _fence_longitude,
///Radius in meter which indicates how much area will be covered by Fence
radius: fence_area,
})
停止 GeoFenceService
geoFenceService.stopFenceService()
获取用户相对于围栏的状态
Status status = geoFenceService.getStatus()
获取用户当前位置
Position? position = geoFenceService.getCurrentLocation()
监听围栏的进入和退出状态变化
geoFenceService.geoFenceStatusListener.listen((geoFenceStatus) => {
///here geoFenceStatus will be listened whenever user enters or exit
})
重要提示:由于 geoFenceStatusListener 是一个流,因此请不要忘记在小部件释放时取消它。
注意:当应用程序在后台运行时,此库不起作用。
参考:此库内部使用 GeoLocator
