AdrFragment.java

/**
 * 
 */
package com.d3.d3xmpp.fragments;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Timer;
import java.util.TimerTask;

import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;

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.BaiduMap.OnMarkerClickListener;
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.Marker;
import com.baidu.mapapi.map.MarkerOptions;
import com.baidu.mapapi.map.MyLocationData;
import com.baidu.mapapi.map.Overlay;
import com.baidu.mapapi.map.OverlayOptions;
import com.baidu.mapapi.model.LatLng;
import com.d3.d3xmpp.R;
import com.d3.d3xmpp.activites.ChatActivity;
import com.d3.d3xmpp.constant.Constants;
import com.d3.d3xmpp.constant.MyApplication;
import com.d3.d3xmpp.d3View.D3Fragment;
import com.d3.d3xmpp.d3View.D3View;
import com.d3.d3xmpp.model.Friend;
import com.d3.d3xmpp.model.User;
import com.d3.d3xmpp.util.LoadThreadNoDialog;
import com.d3.d3xmpp.util.Tool;
import com.d3.d3xmpp.xmpp.XmppConnection;

/**
 * @author MZH
 *
 */
public class AdrFragment extends D3Fragment{
	@D3View(click="onClick")Button resetBtn,searchSureBtn,searchBtn;
	@D3View public LinearLayout searchView;
	@D3View EditText searchText;
	MapView mMapView = null;  
	BaiduMap mBaiduMap ;
	public LocationClient mLocClient;
	public MyLocationListenner myListener = new MyLocationListenner();
	BitmapDescriptor mCurrentMarker;
	boolean isFirstLoc = true;
	List<Overlay> markers = new ArrayList<Overlay>();
	public Timer timer1 = new Timer();
	public Timer timer2 = new Timer();
	
	
	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container,
			Bundle savedInstanceState) {
		SDKInitializer.initialize(getActivity().getApplicationContext());  
		View view = setContentView(inflater, R.layout.acti_adr);
		
		mMapView = (MapView) view.findViewById(R.id.bmapView);
		mBaiduMap =  mMapView.getMap();
		// ������λͼ��
		mBaiduMap.setMyLocationEnabled(true);
		// ��λ��ʼ��
		mLocClient = new LocationClient(getActivity());
		mLocClient.registerLocationListener(myListener);
		LocationClientOption option = new LocationClientOption();
		option.setOpenGps(true);// ��gps
		option.setCoorType("bd09ll"); // ������������
		option.setScanSpan(1000);
		mLocClient.setLocOption(option);
		mLocClient.start();
		initFriendAdr();

		timer1.schedule(new TimerTask() {  //1���ʼ��5����ˢ��һ��
			@Override
			public void run() {
				initFriendAdr();
			}
		}, 1000,Constants.UPDATE_TIME);
		
		timer2.schedule(new TimerTask() {  //1���ʼ��5����ˢ��һ��
			@Override
			public void run() {
				mLocClient.start();
			}
		}, 1000,Constants.ADR_UPDATE_TIME);
		return view;
	}
	
	
	public void initFriendAdr(){
		for (Overlay marker : markers) {
			marker.remove();
		}
		
		for (final Friend friend : XmppConnection.getInstance().getFriendBothList()) {
			Map<String, String> map = new HashMap<String, String>();
			map.put("userId", friend.username);
			
			new LoadThreadNoDialog(getActivity(),Constants.URL_GET_ADR,map) {
				
				@Override
				protected void refreshUI(String result) {
					String[] latAndlon = result.split(",");
					double lat = Double.valueOf(latAndlon[0]);
					double lon = Double.valueOf(latAndlon[1]);
					
					if (lat != 4.9E-324 && lon != 4.9E-324) {
						LatLng point = new LatLng(lat, lon);  
						BitmapDescriptor bitmap = BitmapDescriptorFactory  
							    .fromResource(R.drawable.icon_gcoding); 
						//����Markerͼ��  
						OverlayOptions option = new MarkerOptions()
						.position(point)
						.icon(bitmap)
						.title(friend.username);
						
						markers.add(mBaiduMap.addOverlay(option));
						mBaiduMap.setOnMarkerClickListener(new OnMarkerClickListener() {
							
							@Override
							public boolean onMarkerClick(final Marker marker) {
								new AlertDialog.Builder(getActivity()) 
							 	.setTitle("��ʾ")
							 	.setMessage("���Ǻ���"+marker.getTitle()+",Ҫ��Ta������")
							 	.setPositiveButton("��", new android.content.DialogInterface.OnClickListener() {
									@Override
									public void onClick(DialogInterface dialog, int which) {
										Intent intent = new Intent();
										intent.setClass(getActivity(), ChatActivity.class);
										intent.putExtra("chatName", marker.getTitle());
										startActivity(intent);
									}
								})
							 	.setNegativeButton("��", null)
							 	.show();
								return false;
							}
						});
					}
				}
			};
			
		}
	}
	
	public void onClick(View v) {
		switch (v.getId()) {
		case R.id.resetBtn:
			isFirstLoc = true;
			if (!mLocClient.isStarted()) {
				mLocClient.start();
			}
			break;
			
		case R.id.searchBtn:
			searchView.setVisibility(View.VISIBLE);
			break;
			
		case R.id.searchSureBtn:
			String searchString = searchText.getText().toString();
			if (searchString.equals("")) {
				searchView.setVisibility(View.GONE);
			}
			else {
				if (XmppConnection.getInstance().getFriendBothList().contains(new Friend(searchString))) {
					User user = new User(XmppConnection.getInstance().getUserInfo(searchString));
					if (user.lat != 4.9E-324 && user.lon != 4.9E-324) {
						Tool.initToast(getActivity().getApplicationContext(), "�ҵ����ѣ������Ƶ�TA��λ��..");
						LatLng ll = new LatLng(user.lat,user.lon);
						MapStatusUpdate u = MapStatusUpdateFactory.newLatLng(ll);
						mBaiduMap.animateMapStatus(u);
						searchView.setVisibility(View.GONE);
					}
					else {
						Tool.initToast(getActivity().getApplicationContext(), "���ߺ���û��������ֵ�Ŷ");
					}
				}
				else {
					Tool.initToast(getActivity().getApplicationContext(), "û���������Ŷ");
				}
			}
			break;

		default:
			break;
		}
	} 
	
	/**
	 * ��λSDK��������
	 */
	class MyLocationListenner implements BDLocationListener {

		@Override
		public void onReceiveLocation(BDLocation location) {
			// map view ���ٺ��ڴ����½��յ�λ��
			if (location == null || mMapView == null)
				return;
			MyApplication.lat = location.getLatitude();
			MyApplication.lon = location.getLongitude();

			if (MyApplication.sharedPreferences.getBoolean("isShare", true)) {
				MyApplication.getInstance().uploadAdr();
			}
			else {
				mLocClient.stop();
			}
			
			MyLocationData locData = new MyLocationData.Builder()
					.accuracy(location.getRadius())
					// �˴����ÿ����߻�ȡ���ķ�����Ϣ��˳ʱ��0-360
					.direction(100).latitude(location.getLatitude())
					.longitude(location.getLongitude()).build();
			mBaiduMap.setMyLocationData(locData);
			if (isFirstLoc) {
				isFirstLoc = false;
				LatLng ll = new LatLng(location.getLatitude(),
						location.getLongitude());
				MapStatusUpdate u = MapStatusUpdateFactory.newLatLng(ll);
				mBaiduMap.animateMapStatus(u);
			}
			mLocClient.stop();
		}

		public void onReceivePoi(BDLocation poiLocation) {
		}
	}
	
	
	@Override
	public void onDestroy() {
		mLocClient.stop();
		super.onDestroy();
	}
}