Amap Location Plugin

pub package

A Flutter plugin to access location information with AMap Location SDK.

This plugin now is only developed for Android platform, so it only inplements the android amap sdk. which provides the function with location infomation for flutter app in android platform in china.

According to the usage description below, developer can get the location infomation easily.

Usage

To use this plugin, add amap_location_plugin as a dependency in your pubspec.yaml file.

1.依赖高德地图定位sdk

在app的build.gradle文件里加入

dependencies {
    implementation 'com.amap.api:location:latest.integration'
}

在flutter的pubspec.yaml文件里添加

dependencies:
  flutter:
    sdk: flutter

  ...
  amap_location_plugin: ^0.1.1

2.申请key

根据高德官方文档申请高德sdk的key

3.配置AndroidManifest.xml

在AndroidManifest.xml的application标签中配置Key:

<meta-data android:name="com.amap.api.v2.apikey" android:value="您的Key">
</meta-data>

在application标签中声明service组件:

<service android:name="com.amap.api.location.APSService"></service>

在AndroidManifest.xml中按需配置权限:

<!--用于进行网络定位-->
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"></uses-permission>
<!--用于访问GPS定位-->
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"></uses-permission>
<!--获取运营商信息,用于支持提供运营商信息相关的接口-->
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"></uses-permission>
<!--用于访问wifi网络信息,wifi信息会用于进行网络定位-->
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE"></uses-permission>
<!--这个权限用于获取wifi的获取权限,wifi信息会用来进行网络定位-->
<uses-permission android:name="android.permission.CHANGE_WIFI_STATE"></uses-permission>
<!--用于访问网络,网络定位需要上网-->
<uses-permission android:name="android.permission.INTERNET"></uses-permission>
<!--用于读取手机当前的状态-->
<uses-permission android:name="android.permission.READ_PHONE_STATE"></uses-permission>
<!--写入扩展存储,向扩展卡写入数据,用于写入缓存定位数据-->
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"></uses-permission>
<!--用于申请调用A-GPS模块-->
<uses-permission android:name="android.permission.ACCESS_LOCATION_EXTRA_COMMANDS"></uses-permission>
<!--用于申请获取蓝牙信息进行室内定位-->
<uses-permission android:name="android.permission.BLUETOOTH"></uses-permission>
<uses-permission android:name="android.permission.BLUETOOTH_ADMIN"></uses-permission>

Example

// Import package
import 'package:amap_location/amap_location_plugin.dart';

// Instantiate it
AmapLocation _amapLocation = AmapLocation();

//start location
_amapLocation.startLocation;

//stop location
_amapLocation.stopLocation;

// Access current location
print(_amapLocation.getLocation);

// Be informed when the state (full, charging, discharging) changes
_amapLocation.onLocationChanged.listen((String location) {
  // Do something with new state
});

Libraries

amap_location_plugin

Dart

dart:ui
Built-in types and core primitives for a Flutter application. [...]

Core

dart:async
Support for asynchronous programming, with classes such as Future and Stream. [...]
dart:collection
Classes and utilities that supplement the collection support in dart:core. [...]
dart:convert
Encoders and decoders for converting between different data representations, including JSON and UTF-8. [...]
dart:core
Built-in types, collections, and other core functionality for every Dart program. [...]
dart:developer
Interact with developer tools such as the debugger and inspector. [...]
dart:math
Mathematical constants and functions, plus a random number generator. [...]
dart:typed_data
Lists that efficiently handle fixed sized data (for example, unsigned 8 byte integers) and SIMD numeric types. [...]

VM

dart:io
File, socket, HTTP, and other I/O support for non-web applications. [...]
dart:isolate
Concurrent programming using isolates: independent workers that are similar to threads but don't share memory, communicating only via messages. [...]