Study/HappyWeather/app/src/main/java/com/example/simulatepositioning/test.java

package com.example.simulatepositioning;

import android.content.Intent;
import android.os.Bundle;
//import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

import androidx.appcompat.app.AppCompatActivity;

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.MapView;
import com.amap.api.maps.MapsInitializer;
import com.amap.api.maps.model.MyLocationStyle;

import java.text.SimpleDateFormat;
import java.util.Date;

public class test extends AppCompatActivity implements View.OnClickListener {
    private String city;
    //声明AMapLocationClientOption对象
    public AMapLocationClientOption mLocationOption = null;
    //声明AMapLocationClient类对象
    public AMapLocationClient mLocationClient = null;
    //声明定位回调监听器
    public AMapLocationListener mLocationListener = new AMapLocationListener() {
        @Override
        public void onLocationChanged(AMapLocation amapLocation) {
            if (amapLocation != null) {
                if (amapLocation.getErrorCode() == 0) {
//可在其中解析amapLocation获取相应内容。
                    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
//                    dizhi.setText(amapLocation.getAddress());
                    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

//                    dizhi.setText(amapLocation.getCity());

                    dizhi.setText(amapLocation.getCity());
                    city=amapLocation.getCity();
//                    city="龙港市";

                    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
                    amapLocation.getAoiName();//获取当前定位点的AOI信息
                    amapLocation.getBuildingId();//获取当前室内定位的建筑物Id
                    amapLocation.getFloor();//获取当前室内定位的楼层
                    amapLocation.getGpsAccuracyStatus();//获取GPS的当前状态
//获取定位时间
                    SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
                    Date date = new Date(amapLocation.getTime());
                    df.format(date);

                } else {
                    //定位失败时，可通过ErrCode（错误码）信息来确定失败的原因，errInfo是错误信息，详见错误码表。
                    Log.e("AmapError", "location Error, ErrCode:"
                            + amapLocation.getErrorCode() + ", errInfo:"
                            + amapLocation.getErrorInfo());
                }
            }

        }
    };
    private MapView mMapView;
    private AMap aMap;
    private Button dizhi;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_test);
        MapsInitializer.updatePrivacyShow(this,true,true);
        MapsInitializer.updatePrivacyAgree(this,true);

        dizhi = findViewById(R.id.dizhi);
        dizhi.setOnClickListener(this);
        //获取地图控件引用
        mMapView = (MapView) findViewById(R.id.mapview);
        //在activity执行onCreate时执行mMapView.onCreate(savedInstanceState)，创建地图
        mMapView.onCreate(savedInstanceState);


        if (aMap == null) {
            aMap = mMapView.getMap();
        }

        try {
            dingwei();
        } catch (Exception e) {
            e.printStackTrace();
        }

    /*    routeSearch = new RouteSearch(this);

        routeSearch.setRouteSearchListener(this);*/

    }

    private void dingwei() throws Exception {
        MyLocationStyle myLocationStyle;
        myLocationStyle = new MyLocationStyle();//初始化定位蓝点样式类myLocationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_LOCATION_ROTATE);//连续定位、且将视角移动到地图中心点，定位点依照设备方向旋转，并且会跟随设备移动。（1秒1次定位）如果不设置myLocationType，默认也会执行此种模式。
        myLocationStyle.interval(2000); //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。
        aMap.setMyLocationStyle(myLocationStyle);//设置定位蓝点的Style
//aMap.getUiSettings().setMyLocationButtonEnabled(true);设置默认定位按钮是否显示，非必需设置。
        aMap.setMyLocationEnabled(true);// 设置为true表示启动显示定位蓝点，false表示隐藏定位蓝点并不进行定位，默认是false。


//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();

        //设置定位模式为AMapLocationMode.Hight_Accuracy，高精度模式。
        mLocationOption.setLocationMode(AMapLocationClientOption.AMapLocationMode.Hight_Accuracy);

        //设置定位间隔,单位毫秒,默认为2000ms，最低1000ms。
        mLocationOption.setInterval(1000);

        //设置是否返回地址信息（默认返回地址信息）
        mLocationOption.setNeedAddress(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);

        //给定位客户端对象设置定位参数
        mLocationClient.setLocationOption(mLocationOption);
//启动定位
        mLocationClient.startLocation();


    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        //在activity执行onDestroy时执行mMapView.onDestroy()，销毁地图
        mMapView.onDestroy();
        mLocationClient.onDestroy();//销毁定位客户端，同时销毁本地定位服务。
    }

    @Override
    protected void onResume() {
        super.onResume();
        //在activity执行onResume时执行mMapView.onResume ()，重新绘制加载地图
        mMapView.onResume();
    }

    @Override
    protected void onPause() {
        super.onPause();
        //在activity执行onPause时执行mMapView.onPause ()，暂停地图的绘制
        mMapView.onPause();
    }

    @Override
    protected void onSaveInstanceState(Bundle outState) {
        super.onSaveInstanceState(outState);
        //在activity执行onSaveInstanceState时执行mMapView.onSaveInstanceState (outState)，保存地图当前的状态
        mMapView.onSaveInstanceState(outState);
    }

    @Override
    protected void onStop() {
        super.onStop();
        mLocationClient.stopLocation();//停止定位后，本地定位服务并不会被销毁
    }

    @Override
    public void onClick(View view) {
        Intent intent=new Intent(test.this,MainActivity.class);
        intent.putExtra("city",city);
        startActivityForResult(intent,1001);
    }
}