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学习一门新的技术,最好参考官方的文档。
这是百度地图官方参考资料:http://lbsyun.baidu.com/index.php?title=androidsdk/guide/hellobaidumap
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".MainActivity" > <com.baidu.mapapi.map.MapView android:id="@+id/bmapView" android:layout_width="fill_parent" android:layout_height="fill_parent" android:clickable="true" /> </RelativeLayout>/baidudemo/res/menu/main.xml
<menu xmlns:android="http://schemas.android.com/apk/res/android" > <item android:id="@+id/id_map_common" android:showAsAction="never" android:title="普通地图"/> <item android:id="@+id/id_map_site" android:showAsAction="never" android:title="卫星地图"/> <item android:id="@+id/id_map_traffic" android:showAsAction="never" android:title="实时交通(off)"/> </menu>/baidudemo/AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.xbmu.baidudemo" android:versionCode="1" android:versionName="1.0" > <uses-sdk android:minSdkVersion="16" android:targetSdkVersion="18" /> <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /> <uses-permission android:name="android.permission.INTERNET" /> <uses-permission android:name="com.android.launcher.permission.READ_SETTINGS" /> <uses-permission android:name="android.permission.WAKE_LOCK" /> <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" /> <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" /> <uses-permission android:name="android.permission.GET_TASKS" /> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> <uses-permission android:name="android.permission.WRITE_SETTINGS" /> <application android:allowBackup="true" android:icon="@drawable/ic_launcher" android:label="@string/app_name" android:theme="@style/AppTheme" > <meta-data android:name="com.baidu.lbsapi.API_KEY" android:value="MGpSDi21hlltOmLk74cuDZmgnSCF9cCt" /> <activity android:name="com.xbmu.baidudemo.MainActivity" android:label="@string/app_name" > <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> </application> </manifest>/baidudemo/src/com/xbmu/baidudemo/MainActivity.java
package com.xbmu.baidudemo; import android.app.Activity; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.view.Window; import com.baidu.mapapi.SDKInitializer; import com.baidu.mapapi.map.BaiduMap; import com.baidu.mapapi.map.MapStatusUpdate; import com.baidu.mapapi.map.MapStatusUpdateFactory; import com.baidu.mapapi.map.MapView; public class MainActivity extends Activity { private MapView mMapView; private BaiduMap mBaiduMap; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_NO_TITLE); // 在使用SDK各组件之前初始化context信息,传入ApplicationContext // 注意该方法要再setContentView方法之前实现 SDKInitializer.initialize(getApplicationContext()); setContentView(R.layout.activity_main); initView(); } private void initView() { mMapView = (MapView) findViewById(R.id.bmapView); mBaiduMap = mMapView.getMap(); MapStatusUpdate msu = MapStatusUpdateFactory.zoomTo(15.0f); mBaiduMap.setMapStatus(msu); } @Override protected 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(); } @Override protected 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(); } @Override protected void onDestroy() { super.onDestroy(); // 在activity执行onDestroy时执行mMapView.onDestroy(),实现地图生命周期管理 mMapView.onDestroy(); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.id_map_common: mBaiduMap.setMapType(BaiduMap.MAP_TYPE_NORMAL); break; case R.id.id_map_site: mBaiduMap.setMapType(BaiduMap.MAP_TYPE_SATELLITE); break; case R.id.id_map_traffic: if(mBaiduMap.isTrafficEnabled()){//为true,可以进行实时交通。 //菜单项再点击一次就不能进行实时交通,并修改显示信息 mBaiduMap.setTrafficEnabled(false); item.setTitle("实时交通(off)"); }else{ mBaiduMap.setTrafficEnabled(true); item.setTitle("实时交通(on)"); } break; default: break; } return super.onOptionsItemSelected(item); } }运行效果:
<menu xmlns:android="http://schemas.android.com/apk/res/android" > <item android:id="@+id/id_map_common" android:showAsAction="never" android:title="普通地图"/> <item android:id="@+id/id_map_site" android:showAsAction="never" android:title="卫星地图"/> <item android:id="@+id/id_map_traffic" android:showAsAction="never" android:title="实时交通(off)"/> <item android:id="@+id/id_map_location" android:showAsAction="never" android:title="我的位置"/> </menu>/baidudemo/AndroidManifest.xml
<service android:name="com.baidu.location.f" android:enabled="true" android:process=":remote" > <intent-filter> <action android:name="com.baidu.location.service_v2.2" > </action> </intent-filter> </service>/baidudemo/src/com/xbmu/baidudemo/MainActivity.java
package com.xbmu.baidudemo; import android.app.Activity; import android.content.Context; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.view.Window; import android.widget.Toast; 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.MapStatusUpdate; import com.baidu.mapapi.map.MapStatusUpdateFactory; import com.baidu.mapapi.map.MapView; import com.baidu.mapapi.map.MyLocationData; import com.baidu.mapapi.model.LatLng; public class MainActivity extends Activity { private MapView mMapView; private BaiduMap mBaiduMap; private Context context; // 定位相关 private LocationClient mLocationClient; private MyLocationListener mLocationListener; private boolean isFirstIn = true; private double mLatitude; private double mLongtitude; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_NO_TITLE); // 在使用SDK各组件之前初始化context信息,传入ApplicationContext // 注意该方法要再setContentView方法之前实现 SDKInitializer.initialize(getApplicationContext()); setContentView(R.layout.activity_main); this.context = this; initView(); // 初始化定位 initLocation(); } private void initLocation() { mLocationClient = new LocationClient(this); mLocationListener = new MyLocationListener(); mLocationClient.registerLocationListener(mLocationListener); LocationClientOption option = new LocationClientOption(); option.setCoorType("bd09ll"); option.setIsNeedAddress(true); option.setOpenGps(true); option.setScanSpan(1000); mLocationClient.setLocOption(option); } private void initView() { mMapView = (MapView) findViewById(R.id.bmapView); mBaiduMap = mMapView.getMap(); MapStatusUpdate msu = MapStatusUpdateFactory.zoomTo(15.0f); mBaiduMap.setMapStatus(msu); } @Override protected 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(); } @Override protected void onStart() { super.onStart(); // 开启定位 mBaiduMap.setMyLocationEnabled(true); if (!mLocationClient.isStarted()) mLocationClient.start(); } @Override protected 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(); } @Override protected void onStop() { super.onStop(); // 关闭定位 mBaiduMap.setMyLocationEnabled(false); mLocationClient.stop(); } @Override protected void onDestroy() { super.onDestroy(); // 在activity执行onDestroy时执行mMapView.onDestroy(),实现地图生命周期管理 mMapView.onDestroy(); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.id_map_common: mBaiduMap.setMapType(BaiduMap.MAP_TYPE_NORMAL); break; case R.id.id_map_site: mBaiduMap.setMapType(BaiduMap.MAP_TYPE_SATELLITE); break; case R.id.id_map_traffic: if (mBaiduMap.isTrafficEnabled()) {// 为true,可以进行实时交通。 // 菜单项再点击一次就不能进行实时交通,并修改显示信息 mBaiduMap.setTrafficEnabled(false); item.setTitle("实时交通(off)"); } else { mBaiduMap.setTrafficEnabled(true); item.setTitle("实时交通(on)"); } break; case R.id.id_map_location: centerToMyLocation(); break; default: break; } return super.onOptionsItemSelected(item); } /**定位到我的位置*/ private void centerToMyLocation() { LatLng latLng = new LatLng(mLatitude, mLongtitude); MapStatusUpdate msu = MapStatusUpdateFactory.newLatLng(latLng); mBaiduMap.animateMapStatus(msu); } private class MyLocationListener implements BDLocationListener { @Override public void onReceiveLocation(BDLocation location) { //构造定位数据 MyLocationData data = new MyLocationData.Builder()// .accuracy(location.getRadius())// .latitude(location.getLatitude())// .longitude(location.getLongitude()).build(); mBaiduMap.setMyLocationData(data); //更细经纬度 mLatitude = location.getLatitude(); mLongtitude = location.getLongitude(); if (isFirstIn) { LatLng latLng = new LatLng(location.getLatitude(), location.getLongitude()); MapStatusUpdate msu = MapStatusUpdateFactory.newLatLng(latLng); mBaiduMap.animateMapStatus(msu); isFirstIn = false; Toast.makeText(context, location.getAddrStr(), 0).show(); } } } }运行效果:
package com.xbmu.baidudemo; import android.app.Activity; import android.content.Context; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.view.Window; import android.widget.Toast; 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.MyLocationConfiguration.LocationMode; import com.baidu.mapapi.map.MyLocationData; import com.baidu.mapapi.model.LatLng; public class MainActivity extends Activity { private MapView mMapView; private BaiduMap mBaiduMap; private Context context; // 定位相关 private LocationClient mLocationClient; private MyLocationListener mLocationListener; private boolean isFirstIn = true; private double mLatitude; private double mLongtitude; // 自定义定位图标 private BitmapDescriptor mIconLocation; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_NO_TITLE); // 在使用SDK各组件之前初始化context信息,传入ApplicationContext // 注意该方法要再setContentView方法之前实现 SDKInitializer.initialize(getApplicationContext()); setContentView(R.layout.activity_main); this.context = this; initView(); // 初始化定位 initLocation(); } private void initLocation() { mLocationClient = new LocationClient(this); mLocationListener = new MyLocationListener(); mLocationClient.registerLocationListener(mLocationListener); LocationClientOption option = new LocationClientOption(); option.setCoorType("bd09ll"); option.setIsNeedAddress(true); option.setOpenGps(true); option.setScanSpan(1000); mLocationClient.setLocOption(option); // 初始化图标 mIconLocation = BitmapDescriptorFactory .fromResource(R.drawable.navi_map_gps_locked); } private void initView() { mMapView = (MapView) findViewById(R.id.bmapView); mBaiduMap = mMapView.getMap(); MapStatusUpdate msu = MapStatusUpdateFactory.zoomTo(15.0f); mBaiduMap.setMapStatus(msu); } @Override protected 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(); } @Override protected void onStart() { super.onStart(); // 开启定位 mBaiduMap.setMyLocationEnabled(true); if (!mLocationClient.isStarted()) mLocationClient.start(); } @Override protected 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(); } @Override protected void onStop() { super.onStop(); // 关闭定位 mBaiduMap.setMyLocationEnabled(false); mLocationClient.stop(); } @Override protected void onDestroy() { super.onDestroy(); // 在activity执行onDestroy时执行mMapView.onDestroy(),实现地图生命周期管理 mMapView.onDestroy(); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.id_map_common: mBaiduMap.setMapType(BaiduMap.MAP_TYPE_NORMAL); break; case R.id.id_map_site: mBaiduMap.setMapType(BaiduMap.MAP_TYPE_SATELLITE); break; case R.id.id_map_traffic: if (mBaiduMap.isTrafficEnabled()) {// 为true,可以进行实时交通。 // 菜单项再点击一次就不能进行实时交通,并修改显示信息 mBaiduMap.setTrafficEnabled(false); item.setTitle("实时交通(off)"); } else { mBaiduMap.setTrafficEnabled(true); item.setTitle("实时交通(on)"); } break; case R.id.id_map_location: centerToMyLocation(); break; default: break; } return super.onOptionsItemSelected(item); } /** 定位到我的位置 */ private void centerToMyLocation() { LatLng latLng = new LatLng(mLatitude, mLongtitude); MapStatusUpdate msu = MapStatusUpdateFactory.newLatLng(latLng); mBaiduMap.animateMapStatus(msu); } private class MyLocationListener implements BDLocationListener { @Override public void onReceiveLocation(BDLocation location) { // 构造定位数据 MyLocationData data = new MyLocationData.Builder()// .accuracy(location.getRadius())// .latitude(location.getLatitude())// .longitude(location.getLongitude()).build(); mBaiduMap.setMyLocationData(data); // 设置自定义图标 MyLocationConfiguration config = new MyLocationConfiguration( LocationMode.NORMAL, true, mIconLocation); mBaiduMap.setMyLocationConfigeration(config); // 更细经纬度 mLatitude = location.getLatitude(); mLongtitude = location.getLongitude(); if (isFirstIn) { LatLng latLng = new LatLng(location.getLatitude(), location.getLongitude()); MapStatusUpdate msu = MapStatusUpdateFactory.newLatLng(latLng); mBaiduMap.animateMapStatus(msu); isFirstIn = false; Toast.makeText(context, location.getAddrStr(), 0).show(); } } } }
package com.xbmu.baidudemo; import android.content.Context; import android.hardware.Sensor; import android.hardware.SensorEvent; import android.hardware.SensorEventListener; import android.hardware.SensorManager; /** * 自定义我的方向传感器 */ public class MyOrientationListener implements SensorEventListener { private SensorManager mSensorManager; private Context mContext; private Sensor mSensor; private float lastX; public MyOrientationListener(Context context) { super(); this.mContext = context; } @SuppressWarnings("deprecation") public void start() { mSensorManager = (SensorManager) mContext .getSystemService(Context.SENSOR_SERVICE); if (mSensorManager != null) { //获得方向传感器 mSensor = mSensorManager.getDefaultSensor(Sensor.TYPE_ORIENTATION); } if(mSensor!=null){ //注册监听器 mSensorManager.registerListener(this, mSensor, SensorManager.SENSOR_DELAY_UI); } } public void stop() { mSensorManager.unregisterListener(this); } @Override public void onAccuracyChanged(Sensor sensor, int accuracy) { // TODO Auto-generated method stub } @Override public void onSensorChanged(SensorEvent event) { if(event.sensor.getType() == Sensor.TYPE_ORIENTATION){ float x = event.values[SensorManager.DATA_X]; if(Math.abs(x-lastX) > 1.0){ if(mOnOrientationListener!=null){ mOnOrientationListener.onOrientationChanged(x); } } lastX = x; } } private OnOrientationListener mOnOrientationListener; public void setOnOrientationListener( OnOrientationListener mOnOrientationListener) { this.mOnOrientationListener = mOnOrientationListener; } public interface OnOrientationListener{ void onOrientationChanged(float x); } }MainActivity.java
package com.xbmu.baidudemo; import android.app.Activity; import android.content.Context; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.view.Window; import android.widget.Toast; 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.MyLocationConfiguration.LocationMode; import com.baidu.mapapi.map.MyLocationData; import com.baidu.mapapi.model.LatLng; import com.xbmu.baidudemo.MyOrientationListener.OnOrientationListener; public class MainActivity extends Activity { private MapView mMapView; private BaiduMap mBaiduMap; private Context context; // 定位相关 private LocationClient mLocationClient; private MyLocationListener mLocationListener; private boolean isFirstIn = true; private double mLatitude; private double mLongtitude; // 自定义定位图标 private BitmapDescriptor mIconLocation; private MyOrientationListener myOrientationListener; private float mCurrentX; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_NO_TITLE); // 在使用SDK各组件之前初始化context信息,传入ApplicationContext // 注意该方法要再setContentView方法之前实现 SDKInitializer.initialize(getApplicationContext()); setContentView(R.layout.activity_main); this.context = this; initView(); // 初始化定位 initLocation(); } private void initLocation() { mLocationClient = new LocationClient(this); mLocationListener = new MyLocationListener(); mLocationClient.registerLocationListener(mLocationListener); LocationClientOption option = new LocationClientOption(); option.setCoorType("bd09ll"); option.setIsNeedAddress(true); option.setOpenGps(true); option.setScanSpan(1000); mLocationClient.setLocOption(option); // 初始化图标 mIconLocation = BitmapDescriptorFactory .fromResource(R.drawable.navi_map_gps_locked); myOrientationListener = new MyOrientationListener(context); myOrientationListener.setOnOrientationListener(new OnOrientationListener() { @Override public void onOrientationChanged(float x) { mCurrentX = x; } }); } private void initView() { mMapView = (MapView) findViewById(R.id.bmapView); mBaiduMap = mMapView.getMap(); MapStatusUpdate msu = MapStatusUpdateFactory.zoomTo(15.0f); mBaiduMap.setMapStatus(msu); } @Override protected 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(); } @Override protected void onStart() { super.onStart(); // 开启定位 mBaiduMap.setMyLocationEnabled(true); if (!mLocationClient.isStarted()) mLocationClient.start(); //开启方向传感器 myOrientationListener.start(); } @Override protected 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(); } @Override protected void onStop() { super.onStop(); // 关闭定位 mBaiduMap.setMyLocationEnabled(false); mLocationClient.stop(); //停止方向传感器 myOrientationListener.stop(); } @Override protected void onDestroy() { super.onDestroy(); // 在activity执行onDestroy时执行mMapView.onDestroy(),实现地图生命周期管理 mMapView.onDestroy(); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.id_map_common: mBaiduMap.setMapType(BaiduMap.MAP_TYPE_NORMAL); break; case R.id.id_map_site: mBaiduMap.setMapType(BaiduMap.MAP_TYPE_SATELLITE); break; case R.id.id_map_traffic: if (mBaiduMap.isTrafficEnabled()) {// 为true,可以进行实时交通。 // 菜单项再点击一次就不能进行实时交通,并修改显示信息 mBaiduMap.setTrafficEnabled(false); item.setTitle("实时交通(off)"); } else { mBaiduMap.setTrafficEnabled(true); item.setTitle("实时交通(on)"); } break; case R.id.id_map_location: centerToMyLocation(); break; default: break; } return super.onOptionsItemSelected(item); } /** 定位到我的位置 */ private void centerToMyLocation() { LatLng latLng = new LatLng(mLatitude, mLongtitude); MapStatusUpdate msu = MapStatusUpdateFactory.newLatLng(latLng); mBaiduMap.animateMapStatus(msu); } private class MyLocationListener implements BDLocationListener { @Override public void onReceiveLocation(BDLocation location) { // 构造定位数据 MyLocationData data = new MyLocationData.Builder()// .direction(mCurrentX)// .accuracy(location.getRadius())// .latitude(location.getLatitude())// .longitude(location.getLongitude()).build(); mBaiduMap.setMyLocationData(data); // 设置自定义图标 MyLocationConfiguration config = new MyLocationConfiguration( LocationMode.NORMAL, true, mIconLocation); mBaiduMap.setMyLocationConfigeration(config); // 更细经纬度 mLatitude = location.getLatitude(); mLongtitude = location.getLongitude(); if (isFirstIn) { LatLng latLng = new LatLng(location.getLatitude(), location.getLongitude()); MapStatusUpdate msu = MapStatusUpdateFactory.newLatLng(latLng); mBaiduMap.animateMapStatus(msu); isFirstIn = false; Toast.makeText(context, location.getAddrStr(), 0).show(); } } } }运行效果:
<menu xmlns:android="http://schemas.android.com/apk/res/android" > <item android:id="@+id/id_map_common" android:showAsAction="never" android:title="普通地图"/> <item android:id="@+id/id_map_site" android:showAsAction="never" android:title="卫星地图"/> <item android:id="@+id/id_map_traffic" android:showAsAction="never" android:title="实时交通(off)"/> <item android:id="@+id/id_map_location" android:showAsAction="never" android:title="我的位置"/> <item android:id="@+id/id_map_mode_common" android:showAsAction="never" android:title="普通模式"/> <item android:id="@+id/id_map_mode_following" android:showAsAction="never" android:title="跟随模式"/> <item android:id="@+id/id_map_mode_compass" android:showAsAction="never" android:title="罗盘模式"/> </menu>MainActivity.java
package com.xbmu.baidudemo; import android.app.Activity; import android.content.Context; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.view.Window; import android.widget.Toast; 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.MyLocationConfiguration.LocationMode; import com.baidu.mapapi.map.MyLocationData; import com.baidu.mapapi.model.LatLng; import com.xbmu.baidudemo.MyOrientationListener.OnOrientationListener; public class MainActivity extends Activity { private MapView mMapView; private BaiduMap mBaiduMap; private Context context; // 定位相关 private LocationClient mLocationClient; private MyLocationListener mLocationListener; private boolean isFirstIn = true; private double mLatitude; private double mLongtitude; // 自定义定位图标 private BitmapDescriptor mIconLocation; private MyOrientationListener myOrientationListener; private float mCurrentX; private LocationMode mLocationMode; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_NO_TITLE); // 在使用SDK各组件之前初始化context信息,传入ApplicationContext // 注意该方法要再setContentView方法之前实现 SDKInitializer.initialize(getApplicationContext()); setContentView(R.layout.activity_main); this.context = this; initView(); // 初始化定位 initLocation(); } private void initLocation() { mLocationMode = LocationMode.NORMAL; mLocationClient = new LocationClient(this); mLocationListener = new MyLocationListener(); mLocationClient.registerLocationListener(mLocationListener); LocationClientOption option = new LocationClientOption(); option.setCoorType("bd09ll"); option.setIsNeedAddress(true); option.setOpenGps(true); option.setScanSpan(1000); mLocationClient.setLocOption(option); // 初始化图标 mIconLocation = BitmapDescriptorFactory .fromResource(R.drawable.navi_map_gps_locked); myOrientationListener = new MyOrientationListener(context); myOrientationListener.setOnOrientationListener(new OnOrientationListener() { @Override public void onOrientationChanged(float x) { mCurrentX = x; } }); } private void initView() { mMapView = (MapView) findViewById(R.id.bmapView); mBaiduMap = mMapView.getMap(); MapStatusUpdate msu = MapStatusUpdateFactory.zoomTo(15.0f); mBaiduMap.setMapStatus(msu); } @Override protected 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(); } @Override protected void onStart() { super.onStart(); // 开启定位 mBaiduMap.setMyLocationEnabled(true); if (!mLocationClient.isStarted()) mLocationClient.start(); //开启方向传感器 myOrientationListener.start(); } @Override protected 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(); } @Override protected void onStop() { super.onStop(); // 关闭定位 mBaiduMap.setMyLocationEnabled(false); mLocationClient.stop(); //停止方向传感器 myOrientationListener.stop(); } @Override protected void onDestroy() { super.onDestroy(); // 在activity执行onDestroy时执行mMapView.onDestroy(),实现地图生命周期管理 mMapView.onDestroy(); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.id_map_common: mBaiduMap.setMapType(BaiduMap.MAP_TYPE_NORMAL); break; case R.id.id_map_site: mBaiduMap.setMapType(BaiduMap.MAP_TYPE_SATELLITE); break; case R.id.id_map_traffic: if (mBaiduMap.isTrafficEnabled()) {// 为true,可以进行实时交通。 // 菜单项再点击一次就不能进行实时交通,并修改显示信息 mBaiduMap.setTrafficEnabled(false); item.setTitle("实时交通(off)"); } else { mBaiduMap.setTrafficEnabled(true); item.setTitle("实时交通(on)"); } break; case R.id.id_map_location: centerToMyLocation(); break; case R.id.id_map_mode_common: mLocationMode = LocationMode.NORMAL; break; case R.id.id_map_mode_following: mLocationMode = LocationMode.FOLLOWING; break; case R.id.id_map_mode_compass: mLocationMode = LocationMode.COMPASS; break; default: break; } return super.onOptionsItemSelected(item); } /** 定位到我的位置 */ private void centerToMyLocation() { LatLng latLng = new LatLng(mLatitude, mLongtitude); MapStatusUpdate msu = MapStatusUpdateFactory.newLatLng(latLng); mBaiduMap.animateMapStatus(msu); } private class MyLocationListener implements BDLocationListener { @Override public void onReceiveLocation(BDLocation location) { // 构造定位数据 MyLocationData data = new MyLocationData.Builder()// .direction(mCurrentX)// .accuracy(location.getRadius())// .latitude(location.getLatitude())// .longitude(location.getLongitude()).build(); mBaiduMap.setMyLocationData(data); // 设置自定义图标 MyLocationConfiguration config = new MyLocationConfiguration( mLocationMode, true, mIconLocation); mBaiduMap.setMyLocationConfigeration(config); // 更细经纬度 mLatitude = location.getLatitude(); mLongtitude = location.getLongitude(); if (isFirstIn) { LatLng latLng = new LatLng(location.getLatitude(), location.getLongitude()); MapStatusUpdate msu = MapStatusUpdateFactory.newLatLng(latLng); mBaiduMap.animateMapStatus(msu); isFirstIn = false; Toast.makeText(context, location.getAddrStr(), 0).show(); } } } }运行效果:
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原文地址:http://blog.csdn.net/btt2013/article/details/51264948