百度地图--定位

第一步 ：导入相关的包



第二步 ：
权限……
第三步：
package com.allview.xjcbxt.activitys.baidumap;

import android.view.View;
import android.widget.TextView;
import android.widget.ZoomControls;

import com.allview.xjcbxt.R;
import com.allview.xjcbxt.activitys.baidumap.MapConfig.MyOrientationListener;
import com.allview.xjcbxt.activitys.base.ActBase;
import com.allview.xjcbxt.commons.utils.AppToast;
import com.baidu.location.BDLocation;
import com.baidu.location.BDLocationListener;
import com.baidu.location.LocationClient;
import com.baidu.location.LocationClientOption;
import com.baidu.mapapi.SDKInitializer;
import com.baidu.mapapi.map.BaiduMap;
import com.baidu.mapapi.map.BitmapDescriptor;
import com.baidu.mapapi.map.BitmapDescriptorFactory;
import com.baidu.mapapi.map.MapStatusUpdate;
import com.baidu.mapapi.map.MapStatusUpdateFactory;
import com.baidu.mapapi.map.MapView;
import com.baidu.mapapi.map.MyLocationConfiguration;
import com.baidu.mapapi.map.MyLocationData;
import com.baidu.mapapi.model.LatLng;
import com.baidu.navisdk.comapi.mapcontrol.MapParams;

import java.util.Timer;

/**
* Created by zhm on 2015/11/24.
* 百度定位
*/

public class LocationMapActivity extends ActBase {
private MapView mMapView;
private BaiduMap mBaiduMap;
private LocationClient mLocationClient;
private TextView tv_title;
private volatile boolean isFirstLoc = true;
// 自定义定位图标

private float mCurrentX;private MapParams.Const.LocationMode mLocationMode;private MyOrientationListener myOrientationListener;private BitmapDescriptor mIconLocation;//获取经纬度private double mCurrentLantitude;private double mCurrentLongitude;@Overridepublic void init() {    SDKInitializer.initialize(getApplicationContext());    setContentView(R.layout.activity_locationmap);}@Overridepublic void setView() {    mMapView = (MapView) findViewById(R.id.bmapView);    mMapView.removeViewAt(1);//去除百度地图图片链接    //去除放大镜和缩小镜    int childCount = mMapView.getChildCount();    View zoom = null;    for (int i = 0; i < childCount; i++) {        View child = mMapView.getChildAt(i);        if (child instanceof ZoomControls) {            zoom = child;            break;        }    }    zoom.setVisibility(View.GONE); /*   // 隐藏比例尺控件    int count = mMapView.getChildCount();    View scale = null;    for (int i = 0; i < count; i++) {        View child = mMapView.getChildAt(i);        if (child instanceof ZoomControls) {            scale = child;            break;        }    }    scale.setVisibility(View.GONE);

*/

    BaiDuInit();}public void BaiDuInit() {    //初始化map    mBaiduMap = mMapView.getMap();    //开启定位图层    mBaiduMap.setMyLocationEnabled(true);    // 普通地图    mBaiduMap.setMapType(BaiduMap.MAP_TYPE_NORMAL);    //定位初始化    mLocationClient = new LocationClient(this);    //监听注册    mLocationClient.registerLocationListener(new MyLocationListener());    // 定位操作属性设置    LocationClientOption option = new LocationClientOption();    option.setLocationMode(com.baidu.location.LocationClientOption.LocationMode.Hight_Accuracy);// 高精度;    // Battery_Saving:低精度.    option.setCoorType("bd09ll"); // 设置坐标类型 返回国测局经纬度坐标系：gcj02 返回百度墨卡托坐标系    option.setOpenGps(true);// 是否开启GPS    // 返回百度经纬度坐标系 ：bd09ll    option.setScanSpan(1000);// 设置扫描间隔，单位毫秒，当<1000(1s)时，定时定位无效    option.setIsNeedAddress(true);// 设置是否需要地址信息，默认为无地址    option.setNeedDeviceDirect(true);// 在网络定位时，是否需要设备方向    mLocationClient.setLocOption(option);    //1    // 初始化图标    mIconLocation = BitmapDescriptorFactory            .fromResource(R.drawable.navi_map_gps_locked);    //方位传感    myOrientationListener = new MyOrientationListener(LocationMapActivity.this);    myOrientationListener            .setOnOrientationListener(new MyOrientationListener.OnOrientationListener() {                @Override                public void onOrientationChanged(float x) {                    mCurrentX = x;                }            });}@Overridepublic void setListener() {}//事件监听public class MyLocationListener implements BDLocationListener {    @Override    public void onReceiveLocation(BDLocation location) {        // map view 销毁后不在处理新接收的位置        if (location == null || mMapView == null) {            AppToast.show_SHORT(LocationMapActivity.this, "定位失败,网络信号不好请重试!");            return;        }        MyLocationData locData = new MyLocationData.Builder()                .accuracy(location.getRadius())                        // 此处设置开发者获取到的方向信息，顺时针0-360                        // .direction(location.getDirection())(mCurrentX)//                .direction(mCurrentX).latitude(location.getLatitude())                .latitude(location.getLatitude())                .longitude(location.getLongitude()).build();        mBaiduMap.setMyLocationData(locData);        //图标        MyLocationConfiguration config = new MyLocationConfiguration(MyLocationConfiguration.LocationMode.NORMAL, true, mIconLocation);        mBaiduMap.setMyLocationConfigeration(config);        mCurrentLantitude = location.getLatitude();        mCurrentLongitude = location.getLongitude();        // 是否首次定位        if (isFirstLoc) {            isFirstLoc = false;            LatLng ll = new LatLng(location.getLatitude(),                    location.getLongitude());            MapStatusUpdate u = MapStatusUpdateFactory.newLatLng(ll);            mBaiduMap.animateMapStatus(u);        }    }}@Overrideprotected void onStart() {    super.onStart();    //开启定位    mBaiduMap.setMyLocationEnabled(true);    mLocationClient.start();    if (!mLocationClient.isStarted()) {        mLocationClient.start();    }    myOrientationListener.start();}@Overrideprotected void onPause() {    super.onPause();    //在activity执行onPause时执行mMapView. onPause ()，实现地图生命周期管理    mMapView.onPause();}@Overrideprotected void onStop() {    super.onStop();    mBaiduMap.setMyLocationEnabled(false);    mLocationClient.stop();    myOrientationListener.stop();}@Overrideprotected void onResume() {    super.onResume();    //在activity执行onResume时执行mMapView. onResume ()，实现地图生命周期管理    mMapView.onResume();}@Overrideprotected void onDestroy() {    super.onDestroy();    // 退出时销毁定位    mLocationClient.stop();    // 关闭定位图层    mMapView.onDestroy();    mMapView = null;    mBaiduMap.setMyLocationEnabled(false);}

}

效果：

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