1.申请key值
2.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> <!--用于获取运营商信息，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> <!--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> <!--用于写入缓存数据到扩展存储卡-->
<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>
3.配置清单文件
4.xml布局文件
<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">
<com.amap.api.maps.MapView
android:id="@+id/map"
android:layout_width="match_parent"
android:layout_height="match_parent"/>
</android.support.constraint.ConstraintLayout>
6.代码
package com.qgs.gd;
import android.graphics.Color;
import android.os.PersistableBundle;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Toast;
import com.amap.api.location.AMapLocation;
import com.amap.api.location.AMapLocationClient;
import com.amap.api.location.AMapLocationClientOption;
import com.amap.api.location.AMapLocationListener;
import com.amap.api.maps.AMap;
import com.amap.api.maps.CameraUpdate;
import com.amap.api.maps.CameraUpdateFactory;
import com.amap.api.maps.LocationSource;
import com.amap.api.maps.MapView;
import com.amap.api.maps.model.BitmapDescriptor;
import com.amap.api.maps.model.MyLocationStyle;
public class MainActivity extends AppCompatActivity implements AMapLocationListener,LocationSource {
private MapView mapView;
private MyLocationStyle mMyLocationStyle;
AMap aMap;
OnLocationChangedListener mListener;
AMapLocationClient mlocationClient;
AMapLocationClientOption mLocationOption;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mapView = findViewById(R.id.map);
mapView.onCreate(savedInstanceState);
if (aMap == null) {
aMap = mapView.getMap();
}
initLocation();
}
private void initLocation() {
mMyLocationStyle = new MyLocationStyle();//初始化定位蓝点样式类
aMap.getUiSettings().setMyLocationButtonEnabled(true);//设置默认定位按钮是否显示，非必需设置。
// myLocationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_LOCATION_ROTATE_NO_CENTER);
// myLocationStyle.interval(5000L); //设置连续定位模式下的定位间隔，只在连续定位模式下生效，单次定位模式下不会生效。单位为毫秒。
mMyLocationStyle.strokeColor(Color.parseColor("#2c78c2"));
mMyLocationStyle.radiusFillColor(Color.parseColor("#A6FFFFFF"));
aMap.setMyLocationStyle(mMyLocationStyle);//设置定位蓝点的Style
CameraUpdate cameraUpdate = CameraUpdateFactory.zoomTo(18);//缩放级别
aMap.moveCamera(cameraUpdate);
// 设置定位监听
aMap.setLocationSource(this);
// 设置为true表示显示定位层并可触发定位，false表示隐藏定位层并不可触发定位，默认是false
aMap.setMyLocationEnabled(true);
// 设置定位的类型为定位模式，有定位、跟随或地图根据面向方向旋转几种
aMap.setMyLocationType(AMap.LOCATION_TYPE_LOCATE);
}
@Override
protected void onResume() {
super.onResume();
mapView.onResume();
}
@Override
protected void onPause() {
super.onPause();
mapView.onPause();
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
mapView.onSaveInstanceState(outState);
}
@Override
public void onLocationChanged(AMapLocation aMapLocation) {
Log.e("===" + aMapLocation.getLatitude(), "====" + aMapLocation.getLongitude());
if (mListener != null && aMapLocation != null) {
if (aMapLocation != null
&& aMapLocation.getErrorCode() == 0) {
mListener.onLocationChanged(aMapLocation);// 显示系统小蓝点
String country = aMapLocation.getCountry();//国家信息
String city = aMapLocation.getCity();//获取城市
double tude = aMapLocation.getLatitude();//维度
double longitude = aMapLocation.getLongitude();//经度
String city_code = aMapLocation.getCityCode();
String dis = aMapLocation.getDistrict();//城区信息
String street = aMapLocation.getStreet();//街道信息
String num = aMapLocation.getStreetNum();//街道门牌号信息
aMapLocation.getLocationType();//获取当前定位结果来源，如网络定位结果，详见定位类型表
aMapLocation.getLatitude();//获取纬度
aMapLocation.getLongitude();//获取经度
aMapLocation.getAccuracy();//获取精度信息
aMapLocation.getAddress();//地址，如果option中设置isNeedAddress为false，则没有此结果，网络定位结果中会有地址信息，GPS定位不返回地址信息。
aMapLocation.getCountry();//国家信息
aMapLocation.getProvince();//省信息
aMapLocation.getCity();//城市信息
aMapLocation.getDistrict();//城区信息
aMapLocation.getStreet();//街道信息
aMapLocation.getStreetNum();//街道门牌号信息
aMapLocation.getCityCode();//城市编码
aMapLocation.getAdCode();//地区编码
Toast.makeText(MainActivity.this, country + "==" + city +"=="+street+ "==="+dis +"=="+num+ city_code + "==" + tude + "===" + longitude, Toast.LENGTH_SHORT).show();
} else {
String errText = "定位失败," + aMapLocation.getErrorCode() + ": " + aMapLocation.getErrorInfo();
Log.e("AmapErr", errText);
}
}
}
@Override
public void activate(OnLocationChangedListener onLocationChangedListener) {
mListener = onLocationChangedListener;
if (mlocationClient == null) {
//初始化定位
mlocationClient = new AMapLocationClient(this);
//初始化定位参数
mLocationOption = new AMapLocationClientOption();
//设置定位回调监听
mlocationClient.setLocationListener(this);
//设置为高精度定位模式
mLocationOption.setLocationMode(AMapLocationClientOption.AMapLocationMode.Hight_Accuracy);
//设置定位参数
mlocationClient.setLocationOption(mLocationOption);
// 此方法为每隔固定时间会发起一次定位请求，为了减少电量消耗或网络流量消耗，
// 注意设置合适的定位时间的间隔（最小间隔支持为2000ms），并且在合适时间调用stopLocation()方法来取消定位请求
mLocationOption.setInterval(2000L);
// 在定位结束后，在合适的生命周期调用onDestroy()方法
// 在单次定位情况下，定位无论成功与否，都无需调用stopLocation()方法移除请求，定位sdk内部会移除
mlocationClient.startLocation();//启动定位
}
}
@Override
public void deactivate() {
mListener = null;
if (mlocationClient != null) {
mlocationClient.stopLocation();
mlocationClient.onDestroy();
}
mlocationClient = null;
}
@Override
protected void onDestroy() {
super.onDestroy();
super.onDestroy();
//在activity执行onDestroy时执行mMapView.onDestroy()，销毁地图
mapView.onDestroy();
if(null != mlocationClient){
mlocationClient.onDestroy();
}
}
}
