path: root/client/Piztor/src/com/macaroon/piztor/MapMaker.java

package com.macaroon.piztor;

import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.HashMap;
import java.util.Vector;

import android.app.Activity;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.drawable.Drawable;
import android.location.LocationManager;
import android.util.Log;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;

import com.baidu.mapapi.map.ItemizedOverlay;
import com.baidu.mapapi.map.LocationData;
import com.baidu.mapapi.map.MKOLUpdateElement;
import com.baidu.mapapi.map.MKOfflineMap;
import com.baidu.mapapi.map.MKOfflineMapListener;
import com.baidu.mapapi.map.MapController;
import com.baidu.mapapi.map.MapView;
import com.baidu.mapapi.map.MyLocationOverlay;
import com.baidu.mapapi.map.OverlayItem;
import com.baidu.mapapi.map.PopupClickListener;
import com.baidu.mapapi.map.PopupOverlay;
import com.baidu.platform.comapi.basestruct.GeoPoint;

public class MapMaker {

	// MapView controlling component
	MapView mMapView = null;
	MapController mMapController = null;
	MKOfflineMap mOffline = null;

	// Default center
	private final static GeoPoint sjtuCenter = new GeoPoint(
			(int) (31.032247 * 1E6), (int) (121.445937 * 1E6));

	// Map layers and items
	MyOverlay mOverlay = null;
	private OverlayItem curItem = null;
	private LocationOverlay mLocationOverlay;
	private ArrayList<OverlayItem> mItems = null;
	private MapInfo preMapInfo = null;
	private MapInfo nowMapInfo = null;
	private Vector<UserInfo> freshManInfo = null;

	// hash from uid to overlay item
	private HashMap<Integer, OverlayItem> hash = null;
	private HashMap<OverlayItem, Integer> markerToInt = null;

	// marker layer
	OverlayItem nowMarker = null;
	static int nowMarkerHour;
	static int nowMarkerMinute;
	static long nowMarkerTimestamp;
	static int newMarkerHour;
	static int newMarkerMinute;
	static long newMarkerTimestamp;
	private int markerIndex;
	private int nowMarkerLevel;

	// Popup component
	PopupOverlay popLay = null;
	private TextView popupText = null;
	private TextView leftText = null;
	private View viewCache = null;
	private View popupInfo = null;
	private View popupLeft = null;
	private View popupRight = null;

	// misc
	private Context context;
	private LocationManager locationManager = null;
	boolean isGPSEnabled;
	private int[] myIcons;
	private Drawable[] myBM;
	private final int iconNum = 9;

	myApp app;

	/**
	 * Constructor
	 */
	public MapMaker(MapView mapView, Context cc, myApp app) {
		this.app = app;
		mMapView = mapView;
		mMapController = mMapView.getController();

		mMapController.setCenter(sjtuCenter);
		mMapController.setZoom(16);
		mMapController.setRotation(-22);
		mMapController.enableClick(true);

		context = cc;
		mLocationOverlay = null;
		mOverlay = null;
	}

	/**
	 * Layer for my location
	 */
	public class LocationOverlay extends MyLocationOverlay {

		public LocationOverlay(MapView mapView) {
			super(mapView);
		}
	}

	/**
	 * Layer for items(other users)
	 */
	public class MyOverlay extends ItemizedOverlay {

		public MyOverlay(Drawable defaultMaker, MapView mapView) {
			super(defaultMaker, mapView);
		}

		@Override
		public boolean onTap(int index) {

			if (nowMarker != null && index == markerIndex) {
				OverlayItem item = getItem(index);
				leftText.setText(nowMarkerHour + "点");
				popupText.setText(nowMarkerMinute + "分");
				Bitmap bitmap[] = { BMapUtil.getBitmapFromView(popupLeft),
						BMapUtil.getBitmapFromView(popupInfo),
						BMapUtil.getBitmapFromView(popupRight), };
				popLay.showPopup(bitmap, item.getPoint(), 32);
			} else {
				OverlayItem item = getItem(index);
				UserInfo tmpInfo = app.mapInfo.getUserInfo(markerToInt.get(item));
				String itemInfo = tmpInfo.company + "连" + tmpInfo.section + "班 " + tmpInfo.nickname;
				popupText.setText(itemInfo);
				Bitmap bitmap = BMapUtil.getBitmapFromView(popupInfo);
				popLay.showPopup(bitmap, item.getPoint(), 32);
			}
			return true;
		}

		@Override
		public boolean onTap(GeoPoint pt, MapView mapView) {

			if (popLay != null) {
				popLay.hidePop();
			}
			return false;
		}
	}

	/**
	 * Initialize offline map
	 */
	public void InitOfflineMap() {

		mOffline = new MKOfflineMap();
		mOffline.init(mMapController, new MKOfflineMapListener() {

			@Override
			public void onGetOfflineMapState(int type, int state) {
				switch (type) {
				case MKOfflineMap.TYPE_DOWNLOAD_UPDATE:
					MKOLUpdateElement update = mOffline.getUpdateInfo(state);
					break;
				case MKOfflineMap.TYPE_NEW_OFFLINE:
					Log.d("offline", String.format("add offline map %d", state));
					break;
				case MKOfflineMap.TYPE_VER_UPDATE:
					Log.d("offline", String.format("new offline map version"));
					break;
				}
			}
		});
		int num = mOffline.scan();
		
		if (num == 0) {
			// msg =
			// "No offline map found. It may have been loaded already or misplaced.";
		} else {
			Toast.makeText(context, String.format("加载了%d个离线地图包", num), 
					Toast.LENGTH_SHORT).show();
		}
		Log.d("offline", "inited");
		
	}

	/**
	 * Initialize location layer
	 */
	public void InitLocationOverlay() {

		mLocationOverlay = new LocationOverlay(mMapView);
		LocationData locationData = new LocationData();
		mLocationOverlay.setData(locationData);
		mMapView.getOverlays().add(mLocationOverlay);
		mLocationOverlay.enableCompass();
		mMapView.refresh();
	}

	/**
	 * Initialize other users layer
	 */
	public void InitMyOverLay() {

		// TODO
		// ///////////////////////////////////////////////////////////////
		hash = new HashMap<Integer, OverlayItem>();
		markerToInt = new HashMap<OverlayItem, Integer>();
		mOverlay = new MyOverlay(context.getResources().getDrawable(
				R.drawable.circle_red), mMapView);
		mMapView.getOverlays().add(mOverlay);
	}

	/**
	 * Initialize popup
	 */
	public void InitPopup() {

		LayoutInflater inflater = (LayoutInflater) context
				.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
		viewCache = inflater.inflate(R.layout.custom_text_view, null);
		popupInfo = (View) viewCache.findViewById(R.id.popinfo);
		popupLeft = (View) viewCache.findViewById(R.id.popleft);
		popupRight = (View) viewCache.findViewById(R.id.popright);
		popupText = (TextView) viewCache.findViewById(R.id.textcache);
		leftText = (TextView) viewCache.findViewById(R.id.popleft);

		PopupClickListener popListener = new PopupClickListener() {

			@Override
			public void onClickedPopup(int index) {
				// when the popup is clicked
				if