高德地图的gps、wifi、基站的智能选择定位例子源码

【实例截图】

【核心代码】

package com.gu.ALocationByGD;

import android.app.Activity;
import android.content.Intent;
import android.location.Location;
import android.os.Bundle;
import android.view.View;
import com.amap.api.location.AMapLocation;
import com.amap.api.location.AMapLocationListener;
import com.amap.api.location.LocationManagerProxy;
import com.amap.api.location.LocationProviderProxy;

/**
 * 本实例采用高德的智能定位包进行的智能选择定位方式进行定位，wifi网络、周围基站以及gps
 */
public class MyActivity extends Activity {
    /**
     * Called when the activity is first created.
     */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        findViewById(R.id.location).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                //开始定位
                initLocation();
            }
        });
    }



    //定位管理服务
    private LocationManagerProxy mLocationManagerProxy;

    //停止定位，在定位完不需要再次定位是关闭定位服务，释放资源
    private void stopLocation() {
        if (mLocationManagerProxy != null) {
            mLocationManagerProxy.removeUpdates(amapLocationListener);
            mLocationManagerProxy.destory();
        }
        mLocationManagerProxy = null;
    }

    //初始化定位
    private void initLocation() {
        mLocationManagerProxy = LocationManagerProxy.getInstance(this);

        //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，并且在合适时间调用removeUpdates()方法来取消定位请求
        //在定位结束后，在合适的生命周期调用destroy()方法
        //其中如果间隔时间为-1，则定位只定一次
        mLocationManagerProxy.requestLocationUpdates(LocationProviderProxy.AMapNetwork, -1, 1, amapLocationListener);
        mLocationManagerProxy.setGpsEnable(false);
    }

    //定位监听
    private AMapLocationListener amapLocationListener = new AMapLocationListener() {
        @Override
        public void onLocationChanged(AMapLocation aMapLocation) {
            if (aMapLocation != null) {
                saveDisconnectLocation(aMapLocation);
            }
        }

        @Override
        public void onLocationChanged(Location location) {

        }

        @Override
        public void onStatusChanged(String provider, int status, Bundle extras) {

        }

        @Override
        public void onProviderEnabled(String provider) {

        }

        @Override
        public void onProviderDisabled(String provider) {

        }
    };

    double lat, lon;

    //保存定位到的坐标位置，并跳转到地图界面进行定位
    private void saveDisconnectLocation(AMapLocation amaplocation) {
        lon = amaplocation.getLongitude();
        lat = amaplocation.getLatitude();
        // disconnect record
        if (lon != 0 && lat != 0) {
            stopLocation();
            Intent intent = new Intent();
            intent.setClass(MyActivity.this, MapActivity.class);
            intent.putExtra("lat", lat);
            intent.putExtra("lon", lon);
            startActivity(intent);
            finish();
        }
    }
}