vtm-app: revive / update with latest VTM, closes #90
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Emux
320
vtm-app/src/org/oscim/app/POISearch.java
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320
vtm-app/src/org/oscim/app/POISearch.java
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/*
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* Copyright 2012 osmdroid: M.Kergall
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* Copyright 2012 Hannes Janetzek
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*
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* This program is free software: you can redistribute it and/or modify it under the
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* terms of the GNU Lesser General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.oscim.app;
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import android.content.Intent;
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import android.net.Uri;
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import android.os.AsyncTask;
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import android.view.MenuItem;
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import android.view.View;
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import android.widget.Button;
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import android.widget.ImageView;
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import android.widget.Toast;
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import org.oscim.android.canvas.AndroidGraphics;
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import org.oscim.core.BoundingBox;
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import org.oscim.core.GeoPoint;
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import org.oscim.layers.marker.MarkerItem.HotspotPlace;
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import org.oscim.layers.marker.MarkerSymbol;
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import org.oscim.map.Map;
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import org.osmdroid.location.FlickrPOIProvider;
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import org.osmdroid.location.FourSquareProvider;
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import org.osmdroid.location.GeoNamesPOIProvider;
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import org.osmdroid.location.NominatimPOIProvider;
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import org.osmdroid.location.POI;
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import org.osmdroid.location.PicasaPOIProvider;
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import org.osmdroid.overlays.DefaultInfoWindow;
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import org.osmdroid.overlays.ExtendedMarkerItem;
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import org.osmdroid.overlays.ItemizedOverlayWithBubble;
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import java.util.ArrayList;
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import java.util.List;
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public class POISearch {
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private final ArrayList<POI> mPOIs;
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ItemizedOverlayWithBubble<ExtendedMarkerItem> poiMarkers;
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MarkerSymbol[] mMarkers;
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private final static int MDEFAULT = 0;
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private final static int MFLICKR = 1;
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private final static int MPICASA = 2;
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private final static int MWIKI16 = 3;
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private final static int MWIKI32 = 4;
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POISearch() {
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mPOIs = new ArrayList<POI>();
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//POI markers:
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final ArrayList<ExtendedMarkerItem> poiItems = new ArrayList<ExtendedMarkerItem>();
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poiMarkers = new ItemizedOverlayWithBubble<ExtendedMarkerItem>(App.map,
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App.activity,
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null,
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poiItems,
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new POIInfoWindow(App.map));
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App.map.layers().add(poiMarkers);
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mMarkers = new MarkerSymbol[5];
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mMarkers[MDEFAULT] = AndroidGraphics
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.makeMarker(App.res.getDrawable(R.drawable.pin), HotspotPlace.BOTTOM_CENTER);
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mMarkers[MFLICKR] = AndroidGraphics
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.makeMarker(App.res.getDrawable(R.drawable.marker_poi_flickr), null);
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mMarkers[MPICASA] = AndroidGraphics
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.makeMarker(App.res.getDrawable(R.drawable.marker_poi_picasa_24), null);
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mMarkers[MWIKI16] = AndroidGraphics
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.makeMarker(App.res.getDrawable(R.drawable.marker_poi_wikipedia_16), null);
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mMarkers[MWIKI32] = AndroidGraphics
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.makeMarker(App.res.getDrawable(R.drawable.marker_poi_wikipedia_32), null);
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}
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public List<POI> getPOIs() {
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return mPOIs;
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}
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final static String TAG_WIKIPEDIA = "wikipedia";
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final static String TAG_FLICKR = "flickr";
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final static String TAG_PICASA = "picasa";
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final static String TAG_FOURSQUARE = "foursquare";
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//private final static String TAG_NOMINATIM = "nominatim";
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class POITask extends AsyncTask<Object, Void, List<POI>> {
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String mTag;
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@Override
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protected List<POI> doInBackground(Object... params) {
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mTag = (String) params[0];
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if (mTag == null || mTag.equals("")) {
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return null;
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}
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BoundingBox bb = App.map.getBoundingBox(0);
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if (mTag.equals(TAG_WIKIPEDIA)) {
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GeoNamesPOIProvider poiProvider = new GeoNamesPOIProvider("mkergall");
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//ArrayList<POI> pois = poiProvider.getPOICloseTo(point, 30, 20.0);
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//Get POI inside the bounding box of the current map view:
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return poiProvider.getPOIInside(bb, 30);
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//OverpassPOIProvider poiProvider = new OverpassPOIProvider();
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//return poiProvider.getPOIInside(bb, "", 0);
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} else if (mTag.equals(TAG_FLICKR)) {
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FlickrPOIProvider poiProvider = new FlickrPOIProvider("c39be46304a6c6efda8bc066c185cd7e");
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return poiProvider.getPOIInside(bb, null, 20);
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} else if (mTag.startsWith(TAG_PICASA)) {
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PicasaPOIProvider poiProvider = new PicasaPOIProvider(null);
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String q = mTag.substring(7);
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return poiProvider.getPOIInside(bb, q, 20);
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} else if (mTag.startsWith(TAG_FOURSQUARE)) {
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FourSquareProvider poiProvider = new FourSquareProvider(null, null);
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String q = mTag.substring(10);
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// String q = mTag.substring("picasa".length());
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return poiProvider.getPOIInside(bb, q, 40);
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} else {
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NominatimPOIProvider poiProvider = new NominatimPOIProvider();
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//poiProvider.setService(NominatimPOIProvider.NOMINATIM_POI_SERVICE);
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poiProvider.setService(NominatimPOIProvider.MAPQUEST_POI_SERVICE);
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//pois = poiProvider.getPOIAlong(mRoute.getRouteLow(), mTag, 100, 2.0);
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return poiProvider.getPOIInside(bb, mTag, 10);
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}
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}
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@Override
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protected void onPostExecute(List<POI> pois) {
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if (mTag.equals("")) {
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//no search, no message
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} else if (pois == null) {
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Toast.makeText(App.activity,
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"Technical issue when getting " + mTag + " POI.",
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Toast.LENGTH_SHORT).show();
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} else {
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Toast.makeText(App.activity,
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pois.size() + " " + mTag + " entries found",
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Toast.LENGTH_SHORT).show();
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// if (mTag.equals("flickr") || mTag.startsWith("picasa") || mTag.equals("wikipedia"))
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// startAsyncThumbnailsLoading(mPOIs);
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}
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updateUIWithPOI(pois);
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}
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}
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void updateUIWithPOI(List<POI> pois) {
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mPOIs.clear();
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if (pois == null) {
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showPOIActivity(true);
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App.map.updateMap(true);
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return;
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}
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mPOIs.addAll(pois);
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for (POI poi : pois) {
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String desc = null;
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String name = null;
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if (poi.serviceId == POI.POI_SERVICE_NOMINATIM) {
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name = poi.description;
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String[] split = name.split(", ");
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if (split != null && split.length > 1) {
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name = split[0];
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desc = split[1];
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for (int i = 2; i < 3 && i < split.length; i++)
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desc += "," + split[i];
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}
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} else {
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desc = poi.description;
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}
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ExtendedMarkerItem poiMarker =
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new ExtendedMarkerItem(poi.type + (name == null ? "" : ": " + name), desc,
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poi.location);
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MarkerSymbol marker = null;
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if (poi.serviceId == POI.POI_SERVICE_NOMINATIM) {
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marker = mMarkers[MDEFAULT];
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} else if (poi.serviceId == POI.POI_SERVICE_GEONAMES_WIKIPEDIA) {
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if (poi.rank < 90)
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marker = mMarkers[MWIKI16];
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else
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marker = mMarkers[MWIKI32];
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} else if (poi.serviceId == POI.POI_SERVICE_FLICKR) {
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marker = mMarkers[MFLICKR];
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} else if (poi.serviceId == POI.POI_SERVICE_PICASA) {
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marker = mMarkers[MPICASA];
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poiMarker.setSubDescription(poi.category);
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} else if (poi.serviceId == POI.POI_SERVICE_4SQUARE) {
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marker = mMarkers[MDEFAULT];
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poiMarker.setSubDescription(poi.category);
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}
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poiMarker.setMarker(marker);
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//thumbnail loading moved in POIInfoWindow.onOpen for better performances.
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poiMarker.setRelatedObject(poi);
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poiMarkers.addItem(poiMarker);
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}
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showPOIActivity(true);
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App.map.updateMap(true);
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}
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private void showPOIActivity(boolean setNew) {
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// show or update
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Intent intent = new Intent(App.activity, POIActivity.class);
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intent.putExtra("ID", poiMarkers.getBubbledItemId());
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if (setNew)
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intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_SINGLE_TOP);
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App.activity.startActivityForResult(intent, TileMap.POIS_REQUEST);
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}
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void getPOIAsync(String tag) {
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poiMarkers.removeAllItems();
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new POITask().execute(tag);
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}
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class POIInfoWindow extends DefaultInfoWindow {
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private Button mButton;
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private ImageView mImage;
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public POIInfoWindow(Map map) {
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super(R.layout.bonuspack_bubble, App.view);
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mButton = (Button) mView.findViewById(R.id.bubble_moreinfo);
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mImage = (ImageView) mView.findViewById(R.id.bubble_image);
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//bonuspack_bubble layouts already contain a "more info" button.
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mButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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POI poi = (POI) view.getTag();
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if (poi == null)
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return;
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if (poi.serviceId == POI.POI_SERVICE_4SQUARE) {
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FourSquareProvider.browse(view.getContext(), poi);
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} else if (poi.url != null) {
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Intent i = new Intent(Intent.ACTION_VIEW, Uri.parse(poi.url));
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i.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
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view.getContext().startActivity(i);
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}
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}
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});
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getView().setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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POI poi = (POI) view.getTag();
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if (poi != null)
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showPOIActivity(false);
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}
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});
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}
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@Override
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public void onOpen(ExtendedMarkerItem item) {
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POI poi = (POI) item.getRelatedObject();
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super.onOpen(item);
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poi.fetchThumbnail(mImage);
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//Show or hide "more info" button:
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if (poi.url != null)
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mButton.setVisibility(View.VISIBLE);
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else
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mButton.setVisibility(View.GONE);
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mButton.setTag(poi);
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getView().setTag(poi);
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}
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}
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public boolean onContextItemSelected(MenuItem item, GeoPoint geoPoint) {
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switch (item.getItemId()) {
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case R.id.menu_poi_nearby:
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Intent intent = new Intent(App.activity, POIActivity.class);
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intent.putExtra("ID", poiMarkers.getBubbledItemId());
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App.activity.startActivityForResult(intent, TileMap.POIS_REQUEST);
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return true;
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case R.id.menu_poi_clear:
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poiMarkers.removeAllItems();
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mPOIs.clear();
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App.map.updateMap(true);
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return true;
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default:
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}
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return false;
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}
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}
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