/**
* Copyright (C) 2011 Brian Ferris <bdferris@onebusaway.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onebusaway.webapp.gwt.oba_application.view;
import org.onebusaway.webapp.gwt.common.MapOverlayManager;
import org.onebusaway.webapp.gwt.common.resources.map.MapResources;
import org.onebusaway.webapp.gwt.oba_application.control.StateEvent;
import org.onebusaway.webapp.gwt.oba_application.control.StateEventListener;
import org.onebusaway.webapp.gwt.oba_application.control.state.SearchLocationUpdatedState;
import org.onebusaway.webapp.gwt.oba_application.control.state.State;
import org.onebusaway.webapp.gwt.oba_application.model.LocationQueryModel;
import com.google.gwt.maps.client.geom.LatLng;
import com.google.gwt.maps.client.geom.Point;
import com.google.gwt.maps.client.geom.Size;
import com.google.gwt.maps.client.overlay.Icon;
import com.google.gwt.maps.client.overlay.Marker;
import com.google.gwt.maps.client.overlay.MarkerOptions;
import com.google.gwt.resources.client.DataResource;
public class SearchOriginMapPresenter implements StateEventListener {
private LocationQueryModel _queryModel;
private MapOverlayManager _mapOverlayManager;
private Marker _marker;
public void setLocationQueryModel(LocationQueryModel queryModel) {
_queryModel = queryModel;
}
public void setMapOverlayManager(MapOverlayManager manager) {
_mapOverlayManager = manager;
}
public void handleUpdate(StateEvent event) {
State state = event.getState();
if (state instanceof SearchLocationUpdatedState) {
if (_marker != null) {
_mapOverlayManager.removeOverlay(_marker);
_marker = null;
}
LatLng location = _queryModel.getLocation();
if (location == null) {
System.err.println("PROBLEM!");
return;
}
MapResources resources = MapResources.INSTANCE;
DataResource resource = resources.getImageRouteStart();
Icon icon = Icon.newInstance();
icon.setImageURL(resource.getUrl());
icon.setIconSize(Size.newInstance(20, 34));
icon.setIconAnchor(Point.newInstance(10, 34));
MarkerOptions opts = MarkerOptions.newInstance(icon);
_marker = new Marker(location, opts);
_mapOverlayManager.addOverlay(_marker);
}
}
}