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Diffstat (limited to 'src/net/cbaines/suma/FindActivity.java')
| -rw-r--r-- | src/net/cbaines/suma/FindActivity.java | 367 |
1 files changed, 0 insertions, 367 deletions
diff --git a/src/net/cbaines/suma/FindActivity.java b/src/net/cbaines/suma/FindActivity.java deleted file mode 100644 index 669249c..0000000 --- a/src/net/cbaines/suma/FindActivity.java +++ /dev/null @@ -1,367 +0,0 @@ -/* - * Southampton University Map App - * Copyright (C) 2011 Christopher Baines - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - */ - -package net.cbaines.suma; - -import java.sql.SQLException; -import java.util.ArrayList; -import java.util.Collections; -import java.util.Iterator; -import java.util.List; - -import org.osmdroid.util.GeoPoint; - -import android.content.Context; -import android.content.Intent; -import android.location.Location; -import android.location.LocationListener; -import android.location.LocationManager; -import android.net.Uri; -import android.os.Bundle; -import android.text.Editable; -import android.text.TextWatcher; -import android.util.Log; -import android.view.Gravity; -import android.view.View; -import android.widget.AdapterView; -import android.widget.AdapterView.OnItemClickListener; -import android.widget.AdapterView.OnItemLongClickListener; -import android.widget.EditText; -import android.widget.LinearLayout; -import android.widget.ListView; -import android.widget.ProgressBar; - -import com.j256.ormlite.android.apptools.OrmLiteBaseActivity; -import com.j256.ormlite.dao.Dao; -import com.j256.ormlite.stmt.PreparedQuery; -import com.j256.ormlite.stmt.QueryBuilder; - -public class FindActivity extends OrmLiteBaseActivity<DatabaseHelper> implements Runnable, TextWatcher, - OnItemClickListener, LocationListener, OnItemLongClickListener { - - final static String TAG = "FindActivity"; - - private EditText searchBar; - private ListView listItems; - private ProgressBar progBar; - private LinearLayout findContentLayout; - - private String searchTerm = ""; - - private Dao<Building, String> buildingDao; - private Dao<BusStop, String> busStopDao; - private Dao<Site, String> siteDao; - - private POIArrayAdapter adapter; - - private GeoPoint userLocation; - - private Thread searchThread; - - ArrayList<POI> getNearestPOIs(int distance) { - Log.i(TAG, "Getting nearest POI's"); - ArrayList<POI> nearestPOIs = new ArrayList<POI>(); - for (Iterator<Building> buildingDaoIter = buildingDao.iterator(); buildingDaoIter.hasNext();) { - POI poi = buildingDaoIter.next(); - int dist = poi.point.distanceTo(userLocation); - if (dist < distance) { - poi.distTo = dist; - nearestPOIs.add(poi); - } - } - - for (Iterator<BusStop> busStopDaoIter = busStopDao.iterator(); busStopDaoIter.hasNext();) { - POI poi = busStopDaoIter.next(); - int dist = poi.point.distanceTo(userLocation); - if (dist < distance) { - poi.distTo = dist; - nearestPOIs.add(poi); - } - } - - Collections.sort(nearestPOIs, new POIDistanceComparator(userLocation, true)); - - Log.i(TAG, "Got " + nearestPOIs.size() + " nearest POI's"); - return nearestPOIs; - } - - // Search thread - public void run() { - POIArrayAdapter tempAdaptor; - GeoPoint thisUserLocation = userLocation; - - Log.i(TAG, "Search thread started"); - String thisSearchTerm = searchTerm; - - ArrayList<POI> foundPOIsArray = null; - - Log.i(TAG, "Search term length " + thisSearchTerm.length() + " userLocation == null " - + (thisUserLocation == null)); - if (thisSearchTerm.length() == 0 && thisUserLocation != null) { - foundPOIsArray = getNearestPOIs(200); - - } - - if (foundPOIsArray != null && foundPOIsArray.size() != 0) { - - tempAdaptor = new POIArrayAdapter(this, foundPOIsArray); - } else { - - try { - - foundPOIsArray = new ArrayList<POI>(); - - if (thisSearchTerm.length() == 0) { - for (Building building : buildingDao) { - foundPOIsArray.add(building); - } - - if (!thisSearchTerm.equals(searchTerm)) - return; - - for (BusStop busStop : busStopDao) { - foundPOIsArray.add(busStop); - } - - if (!thisSearchTerm.equals(searchTerm)) - return; - - for (Site site : siteDao) { - foundPOIsArray.add(site); - } - - } else { - - QueryBuilder<Building, String> buildingQueryBuilder = buildingDao.queryBuilder(); - buildingQueryBuilder.where().like(Building.ID_FIELD_NAME, "%" + thisSearchTerm + "%").or() - .like(Building.NAME_FIELD_NAME, "%" + thisSearchTerm + "%"); - PreparedQuery<Building> buildingPreparedQuery = buildingQueryBuilder.prepare(); - List<Building> buildings = buildingDao.query(buildingPreparedQuery); - for (Building building : buildings) { - foundPOIsArray.add(building); - } - buildings = null; - - if (!thisSearchTerm.equals(searchTerm)) - return; - - if (thisSearchTerm.contains("site")) { - for (Site site : siteDao) { - foundPOIsArray.add(site); - } - } else { - QueryBuilder<Site, String> siteQueryBuilder = siteDao.queryBuilder(); - siteQueryBuilder.where().like(Site.ID_FIELD_NAME, "%" + thisSearchTerm + "%").or() - .like(Site.NAME_FIELD_NAME, "%" + thisSearchTerm + "%"); - PreparedQuery<Site> sitePreparedQuery = siteQueryBuilder.prepare(); - List<Site> sites = siteDao.query(sitePreparedQuery); - for (Site site : sites) { - foundPOIsArray.add(site); - } - sites = null; - } - - if (!thisSearchTerm.equals(searchTerm)) - return; - - // if (thisSearchTerm.contains("bus")) { - // for (BusStop busStop : busStopDao) { - // foundPOIsArray.add(busStop); - // } - // } else { - QueryBuilder<BusStop, String> busStopQueryBuilder = busStopDao.queryBuilder(); - busStopQueryBuilder.where().like(BusStop.ID_FIELD_NAME, "%" + thisSearchTerm + "%").or() - .like(BusStop.DESCRIPTION_FIELD_NAME, "%" + thisSearchTerm + "%"); - PreparedQuery<BusStop> busStopPreparedQuery = busStopQueryBuilder.prepare(); - List<BusStop> busStops = busStopDao.query(busStopPreparedQuery); - for (BusStop busStop : busStops) { - foundPOIsArray.add(busStop); - } - busStops = null; - // } - - if (!thisSearchTerm.equals(searchTerm)) - return; - - Log.i(TAG, "Found " + foundPOIsArray.size() + " pois"); - - if (thisUserLocation != null) { - Collections.sort(foundPOIsArray, new POIDistanceComparator(userLocation)); - } else { - Collections.sort(foundPOIsArray, new StringDistanceComparator(thisSearchTerm)); - } - - } - - if (!thisSearchTerm.equals(searchTerm)) - return; - - tempAdaptor = new POIArrayAdapter(this, foundPOIsArray); - - } catch (SQLException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - return; - } - } - - if (thisSearchTerm.equals(searchTerm)) { - Log.i(TAG, "Search terms still equal, starting post"); - adapter = tempAdaptor; - listItems.post(new Runnable() { - public void run() { - listItems.setAdapter(adapter); - if (progBar.getVisibility() != View.GONE) { - progBar.setVisibility(View.GONE); - findContentLayout.setGravity(Gravity.TOP); - } - } - }); - } else { - Log.i(TAG, "Search terms no longer equal, exiting"); - } - } - - /** Called when the activity is first created. */ - public void onCreate(Bundle savedInstanceState) { - super.onCreate(savedInstanceState); - setContentView(R.layout.find_activity); - - searchBar = (EditText) findViewById(R.id.searchBar); - searchBar.addTextChangedListener(this); - - listItems = (ListView) findViewById(R.id.findListItems); - listItems.setOnItemClickListener(this); - listItems.setOnItemLongClickListener(this); - - progBar = (ProgressBar) findViewById(R.id.findLoadBar); - findContentLayout = (LinearLayout) findViewById(R.id.findContentLayout); - - try { - buildingDao = getHelper().getBuildingDao(); - busStopDao = getHelper().getBusStopDao(); - siteDao = getHelper().getSiteDao(); - } catch (SQLException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - } - - // Acquire a reference to the system Location Manager - LocationManager locationManager = (LocationManager) this.getSystemService(Context.LOCATION_SERVICE); - Location lastKnownLocation = locationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER); - if (lastKnownLocation != null) { - userLocation = Util.locationToGeoPoint(lastKnownLocation); - } else { - lastKnownLocation = locationManager.getLastKnownLocation(LocationManager.NETWORK_PROVIDER); - if (lastKnownLocation != null) { - userLocation = Util.locationToGeoPoint(lastKnownLocation); - - } - } - // Register the listener with the Location Manager to receive location - // updates - locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 10000, 10, this); - try { - locationManager.requestLocationUpdates(LocationManager.NETWORK_PROVIDER, 10000, 10, this); - } catch (Exception e) { - // Ignore anything that goes wrong here... - } - - searchThread = new Thread(this); - searchThread.start(); - - } - - public void afterTextChanged(Editable s) { - searchTerm = s.toString(); - Log.i(TAG, "Text changed " + searchTerm + " starting search thread"); - new Thread(this).start(); - } - - public void beforeTextChanged(CharSequence s, int start, int count, int after) { - } - - public void onTextChanged(CharSequence s, int start, int before, int count) { - } - - public void onItemClick(AdapterView<?> parent, View view, int position, long id) { - Log.i(TAG, "OnItemClick pos " + position + " id " + id); - - POI poi = adapter.getPOIItem(position); - - Uri uri = Uri.parse("geo:" + Util.E6IntToDouble(poi.point.getLatitudeE6()) + "," - + Util.E6IntToDouble(poi.point.getLongitudeE6()) + "?z=18"); - - Log.i(TAG, "Starting a activity for " + uri); - - Intent mapIntent = new Intent(Intent.ACTION_VIEW, uri); - startActivity(mapIntent); - } - - public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) { - - POI poi = adapter.getPOIItem(position); - - Log.i(TAG, "Long Click Event ID: " + poi.id); - Uri uri = null; - - if (poi.type.equals(POI.BUS_STOP)) { - Log.i(TAG, "Its a bus stop"); - - BusStop busStop = (BusStop) poi; - - uri = Uri.parse("http://id.southampton.ac.uk/bus-stop/" + busStop.id); - - } else if (poi.type.equals(POI.BUILDING)) { - Log.i(TAG, "Its a buildings"); - - Building building = (Building) poi; - - uri = Uri.parse("http://id.southampton.ac.uk/building/" + building.id); - } else { - Log.e(TAG, "Error in onItemLongClick"); - return false; - } - - Log.i(TAG, "Starting a activity for " + uri + " path " + uri.getPath()); - - Intent busStopIntent = new Intent(Intent.ACTION_VIEW, uri); - startActivity(busStopIntent); - - return true; - } - - public void onLocationChanged(Location location) { - Log.i(TAG, "Got location update for FindActivity"); - userLocation = Util.locationToGeoPoint(location); - if (!searchThread.isAlive()) { - searchThread = new Thread(this); - searchThread.start(); - } - } - - public void onProviderDisabled(String arg0) { - } - - public void onProviderEnabled(String provider) { - } - - public void onStatusChanged(String provider, int status, Bundle extras) { - } -}
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