百度定位：定位自己位置，并显示在地图上

废话不说，代码上：

import org.xutils.x;

import com.baidu.location.BDLocation;

import com.baidu.location.BDLocationListener;

import com.baidu.location.LocationClient;

import com.baidu.location.LocationClientOption;

import com.baidu.location.LocationClientOption.LocationMode;

import com.baidu.mapapi.map.BaiduMap;

import com.baidu.mapapi.map.BitmapDescriptor;

import com.baidu.mapapi.map.BitmapDescriptorFactory;

import com.baidu.mapapi.map.MapStatus;

import com.baidu.mapapi.map.MapStatusUpdateFactory;

import com.baidu.mapapi.map.MyLocationConfiguration;

import com.baidu.mapapi.map.MyLocationData;

import com.baidu.mapapi.map.TextureMapView;

import com.baidu.mapapi.model.LatLng;

import com.xindun.safety.poc.R;

import com.xindun.safety.poc.activity.MainActivity;

import com.xindun.safety.poc.manager.FloorManager;

import com.xindun.safety.poc.manager.FloorManager.FloorStatus;

import com.xindun.safety.poc.manager.SpeakManager;

import com.xindun.safety.poc.util.Contacts;

import android.content.BroadcastReceiver;

import android.content.Context;

import android.content.Intent;

import android.content.IntentFilter;

import android.os.Bundle;

import android.os.Handler;

import android.os.Message;

import android.support.v4.app.Fragment;

import android.util.Log;

import android.view.LayoutInflater;

import android.view.MotionEvent;

import android.view.View;

import android.view.View.OnTouchListener;

import android.view.ViewGroup;

import android.widget.ImageView;

import android.widget.TextView;

public class ChannelMapFragment extends Fragment {

private ImageView mSpeak;
private View mTalkTimeView;
private TextView mTalkTime, mSpeaker;
private long mLastTouchDownTime = 0;
private boolean mHasRegisterReceiver = false;
private BaiduMap mBaiduMap;
private TextureMapView mMapView;
private LocationClient mLocClient;
private boolean isFirst = true;
private BitmapDescriptor mCurrentMarker;

private Handler handler = new Handler() {

@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case 0x001:
updateTalkView();
break;
case 0x002:
mTalkTime.setText(FloorManager.getInstance().getSpeakTime());
break;
default:
break;
}
}
};

@Override
public void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
}

private void updateTalkView() {

int floorStatus = FloorManager.getInstance().getFloorStatus();
Log.d("tiger", "updateTalkView --- floorStatus = " + floorStatus);
switch (floorStatus) {
case FloorStatus.FLOOR_UN_CONNECT:
case FloorStatus.FLOOR_IDLE:
mTalkTimeView.setVisibility(View.GONE);
break;
case FloorStatus.FLOOR_GRANTING:
mSpeaker.setVisibility(View.VISIBLE);
mSpeaker.setText(R.string.requesting);
mTalkTime.setVisibility(View.GONE);
break;
case FloorStatus.FLOOR_GRANTED:
mSpeaker.setVisibility(View.VISIBLE);
mSpeaker.setText(FloorManager.getInstance().getCurrentSpeaker());
mTalkTime.setVisibility(View.VISIBLE);
mTalkTime.setText(FloorManager.getInstance().getSpeakTime());
break;
case FloorStatus.FLOOR_IN_USE:
mTalkTimeView.setVisibility(View.VISIBLE);
mSpeaker.setVisibility(View.VISIBLE);
mSpeaker.setText(FloorManager.getInstance().getCurrentSpeaker());
mTalkTime.setVisibility(View.VISIBLE);
mTalkTime.setText(FloorManager.getInstance().getSpeakTime());
break;
default:
break;
}
}

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
// TODO Auto-generated method stub
View view = inflater.inflate(R.layout.fragment_channel_map, null);
init(view);
return view;
}

private void init(View view) {
mSpeak = (ImageView) view.findViewById(R.id.map_talk_view);
mTalkTimeView = view.findViewById(R.id.map_talk_time_view);
mTalkTime = (TextView) view.findViewById(R.id.map_talk_time);
mSpeaker = (TextView) view.findViewById(R.id.map_talk_person);
mSpeak.setOnTouchListener(mListener);
mMapView = (TextureMapView) view.findViewById(R.id.map_view);
mMapView.setVisibility(View.INVISIBLE);
initLocation();
}

private void initLocation() {
Log.d("tiger", "初始化Location --- ");
mLocClient = new LocationClient(x.app());
LocationClientOption option = new LocationClientOption();
option.setLocationMode(LocationMode.Hight_Accuracy);
option.setCoorType("bd09ll");
option.setScanSpan(1000 * 30);
option.setIsNeedAddress(true);
option.setOpenGps(true);
option.setLocationNotify(true);
option.setIsNeedLocationDescribe(true);
mLocClient.setLocOption(option);
mCurrentMarker = BitmapDescriptorFactory.fromResource(R.drawable.my_location);
mBaiduMap = mMapView.getMap();
mBaiduMap.setMapType(BaiduMap.MAP_TYPE_NORMAL);
mBaiduMap.setMyLocationEnabled(true);
mLocClient.registerLocationListener(mLocatListener);
mLocClient.start();
}

public void onAttach(Context context) {
// TODO Auto-generated method stub
super.onAttach(context);
registerReceiver();
}

public void onPause() {
super.onPause();
mMapView.setVisibility(View.INVISIBLE);
mMapView.onPause();
}

@Override
public void onResume() {
// TODO Auto-generated method stub
super.onResume();
updateTalkView();
mMapView.setVisibility(View.VISIBLE);
mMapView.onResume();
}

@Override
public void onDestroy() {
// TODO Auto-generated method stub
super.onDestroy();
unregisterReceiver();
mBaiduMap.setMyLocationEnabled(false);
mMapView.onDestroy();
mMapView = null;
if (null != mLocClient) {
mLocClient.unRegisterLocationListener(mLocatListener);
mLocClient.stop();
}

}

@Override
public void onStop() {
super.onStop();
isFirst = true;
}

private void unregisterReceiver() {
if (getActivity() != null && mHasRegisterReceiver) {
getActivity().unregisterReceiver(receiver);
}
mHasRegisterReceiver = false;
}

private void registerReceiver() {
IntentFilter filter = new IntentFilter();
filter.addAction(Contacts.ACTION_FLOOR_CHANGE);
filter.addAction(Contacts.ACTION_TIME_CHANGE);
if (getActivity() != null) {
mHasRegisterReceiver = true;
getActivity().registerReceiver(receiver, filter);
}
}

private BroadcastReceiver receiver = new BroadcastReceiver() {

@Override
public void onReceive(Context context, Intent intent) {
// TODO Auto-generated method stub
String action = intent.getAction();
if (Contacts.ACTION_FLOOR_CHANGE.equalsIgnoreCase(action)) {
handler.sendEmptyMessage(0x001);
} else if (Contacts.ACTION_TIME_CHANGE.equalsIgnoreCase(action)) {
handler.sendEmptyMessage(0x002);
}
}
};

private OnTouchListener mListener = new OnTouchListener() {

@Override
public boolean onTouch(View v, MotionEvent event) {
// TODO Auto-generated method stub
if (event.getAction() == MotionEvent.ACTION_DOWN) {
if (System.currentTimeMillis() - mLastTouchDownTime < 2000) {
return true;
}
mLastTouchDownTime = System.currentTimeMillis();
}
int floorStatus = FloorManager.getInstance().getFloorStatus();
if (floorStatus == FloorStatus.FLOOR_UN_CONNECT) {
return true;
}
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
if (getActivity() != null && getActivity() instanceof MainActivity) {
((MainActivity) getActivity()).setViewPagerScrollable(false);
}
FloorManager.getInstance().requestFloor();
mTalkTimeView.setVisibility(View.VISIBLE);

break;
case MotionEvent.ACTION_UP:
if (getActivity() != null && getActivity() instanceof MainActivity) {
((MainActivity) getActivity()).setViewPagerScrollable(true);
}
mTalkTimeView.setVisibility(View.GONE);
if (floorStatus == FloorStatus.FLOOR_GRANTED || floorStatus == FloorStatus.FLOOR_GRANTING
|| floorStatus == FloorStatus.FLOOR_BREAKING) {
FloorManager.getInstance().releaseFloor();
SpeakManager.getInstance().stopRecordAndSendAudio();
}
break;
default:
break;
}
return true;
}
};

private void updateLocation(BDLocation location) {

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(100).latitude(location.getLatitude()).longitude(location.getLongitude()).build();
mBaiduMap.setMyLocationData(locData);
if (isFirst) {
isFirst = false;
LatLng ll = new LatLng(location.getLatitude(), location.getLongitude());
MapStatus.Builder builder = new MapStatus.Builder();
builder.target(ll).zoom(18.0f);
mBaiduMap.animateMapStatus(MapStatusUpdateFactory.newMapStatus(builder.build()));
}
mBaiduMap.setMyLocationConfigeration(new MyLocationConfiguration(
com.baidu.mapapi.map.MyLocationConfiguration.LocationMode.NORMAL, true, mCurrentMarker));
}

private BDLocationListener mLocatListener = new BDLocationListener() {

@Override
public void onReceiveLocation(BDLocation location) {
// TODO Auto-generated method stub
Log.d("tiger", "收到定位信息----  " + location.toString());
if (null != location) {
updateLocation(location);
}
}

public void onConnectHotSpotMessage(String s, int i) {
}
};

}