AppContext.java
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package com.shunzhi.parent;
import android.content.Intent;
import android.util.Log;
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.share.mvpsdk.global.GlobalApplication;
import com.amap.api.location.AMapLocationClientOption.AMapLocationMode;
/**
* Created by Administrator on 2018/3/7 0007.
*/
public class AppContext extends GlobalApplication {
private static AppContext appContext;
public final static int LOCATION_CITYNAME=0x00;
public String cityName="",district="";
public static AppContext getInstance() {
return appContext;
}
//声明AMapLocationClient类对象
public AMapLocationClient mLocationClient = null;
//声明AMapLocationClientOption对象
public AMapLocationClientOption mLocationOption=null;
@Override
public void onCreate() {
appContext=this;
super.onCreate();
//开启地图地位
initMapLocal();
}
private void initMapLocal() {
//初始化定位
mLocationClient = new AMapLocationClient(getApplicationContext());
//设置定位回调监听
mLocationClient.setLocationListener(mLocationListener);
//初始化AMapLocationClientOption对象
mLocationOption = new AMapLocationClientOption();
/**
* 设置定位场景，目前支持三种场景（签到、出行、运动，默认无场景）
*/
mLocationOption.setLocationPurpose(AMapLocationClientOption.AMapLocationPurpose.SignIn);
//设置定位模式为AMapLocationMode.Hight_Accuracy，高精度模式。
mLocationOption.setLocationMode(AMapLocationMode.Hight_Accuracy);
//设置定位模式为AMapLocationMode.Battery_Saving，低功耗模式。
// mLocationOption.setLocationMode(AMapLocationMode.Battery_Saving);
//设置定位模式为AMapLocationMode.Device_Sensors，仅设备模式。
// mLocationOption.setLocationMode(AMapLocationMode.Device_Sensors);
//设置定位间隔,单位毫秒,默认为2000ms，最低1000ms。
mLocationOption.setInterval(1000);
//设置是否允许模拟位置,默认为true，允许模拟位置
mLocationOption.setMockEnable(true);
//单位是毫秒，默认30000毫秒，建议超时时间不要低于8000毫秒。
mLocationOption.setHttpTimeOut(20000);
//关闭缓存机制
mLocationOption.setLocationCacheEnable(false);
if (null!=mLocationClient)
mLocationClient.setLocationOption(mLocationOption);
//启动定位
startLocation();
}
public void startLocation(){
//启动定位
if (null!=mLocationClient){
// mLocationClient.setLocationOption(mLocationOption);
//设置场景模式后最好调用一次stop，再调用start以保证场景模式生效
stopLocation();
mLocationClient.startLocation();
}else initMapLocal();
}
public void stopLocation(){
if (null!=mLocationClient)mLocationClient.stopLocation();
}
public void destoryLocation(){
if (null!=mLocationClient)mLocationClient.onDestroy();
}
//声明定位回调监听器
public AMapLocationListener mLocationListener = new AMapLocationListener() {
@Override
public void onLocationChanged(AMapLocation aMapLocation) {
if(null!=aMapLocation){
if (aMapLocation.getErrorCode()==0){
cityName=aMapLocation.getCity();
district=aMapLocation.getDistrict();
aMapLocation.getCityCode();
Intent intent=new Intent();
intent.setAction(LOCATION_CITYNAME+"");
sendBroadcast(intent);
stopLocation();
}else {
cityName="定位失败";
// Log.d("mlocation:","errorCode="+aMapLocation.getErrorCode()+"errorInfo="+aMapLocation.getErrorInfo());
}
}
}
};
@Override
public void onLowMemory() {
super.onLowMemory();
//设置定位模式为AMapLocationMode.Battery_Saving，低功耗模式。
mLocationOption.setLocationMode(AMapLocationMode.Battery_Saving);
}
}