/*
*
* ==============================================================================
* 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.wicketstuff.openlayers;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.LinkedList;
import java.util.List;
import org.apache.wicket.ajax.AbstractDefaultAjaxBehavior;
import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.markup.html.WebPage;
import org.apache.wicket.request.cycle.RequestCycle;
import org.apache.wicket.request.http.WebRequest;
import org.wicketstuff.openlayers.api.Control;
import org.wicketstuff.openlayers.api.LonLat;
import org.wicketstuff.openlayers.api.control.GetSpecificFeature;
import org.wicketstuff.openlayers.api.layer.Layer;
import org.wicketstuff.openlayers.api.layer.WMS;
import org.wicketstuff.openlayers.js.JSUtils;
import org.wicketstuff.openlayers.proxy.WFSProxyBehavior;
/**
* @author mocleiri
*
*/
public class MapWithGetSpecificFeaturePage extends WebPage
{
private static final long serialVersionUID = 1L;
/**
*
*/
public MapWithGetSpecificFeaturePage()
{
super();
List<Layer> layerList = new LinkedList<Layer>();
// function init(){
// OpenLayers.ProxyHost= "proxy.cgi?url=";
// map = new OpenLayers.Map('map', {
// controls: [
// new OpenLayers.Control.PanZoom(),
// new OpenLayers.Control.Permalink(),
// new OpenLayers.Control.Navigation()
// ]
// });
// layer = new OpenLayers.Layer.WMS(
// "States WMS/WFS",
// "http://demo.opengeo.org/geoserver/ows",
// {layers: 'topp:states', format: 'image/gif'}
// );
HashMap<String, String> options = new LinkedHashMap<String, String>();
options.put("layers", JSUtils.getQuotedString("topp:states"));
options.put("format", JSUtils.getQuotedString("image/png8"));
options.put("srs", JSUtils.getQuotedString("EPSG:4326"));
WMS layer = new WMS("States WMS/WFS", "http://demo.opengeo.org:80/geoserver/wms", options);
layerList.add(layer);
final WFSProxyBehavior proxyBehaviour = new WFSProxyBehavior();
final AbstractDefaultAjaxBehavior callbackBehaviour = new AbstractDefaultAjaxBehavior()
{
private static final long serialVersionUID = 1L;
@Override
protected void respond(AjaxRequestTarget target)
{
RequestCycle rc = RequestCycle.get();
WebRequest wr = (WebRequest)rc.getRequest();
String state = wr.getRequestParameters()
.getParameterValue("propertyValue")
.toString();
target.prependJavaScript("alert('you selected state = " + state + ");");
}
};
GetSpecificFeature control = new GetSpecificFeature(layer, proxyBehaviour,
callbackBehaviour, "http://demo.opengeo.org:80/geoserver/wms", "topp",
"http://www.openplans.org/topp", "states", 4326, "STATE_NAME");
HashMap<String, String> mapOptions = new LinkedHashMap<String, String>();
mapOptions.put("projection", JSUtils.getQuotedString("EPSG:4326"));
mapOptions.put("units", JSUtils.getQuotedString("degrees"));
// mapOptions.put("maxExtent",
// "new OpenLayers.Bounds(143.834,-43.648,148.479,-39.573)");
OpenLayersMap map = new OpenLayersMap("map", true, layerList, mapOptions)
{
private static final long serialVersionUID = 1L;
/*
* (non-Javadoc)
*
* @see org.wicketstuff.openlayers.OpenLayersMap#getJSinit()
*/
@Override
protected String getJSinit()
{
return "OpenLayers.ProxyHost='" + proxyBehaviour.getProxyUrl() + "';\n" +
super.getJSinit();
}
};
map.setCenter(LonLat.parse("-140.444336,25.115234,-44.438477,50.580078"));
map.setZoom(3);
map.addControl(control);
map.addControl(Control.PanZoomBar);
map.addControl(Control.Navigation);
map.addControl(Control.Permalink);
map.add(proxyBehaviour);
map.add(callbackBehaviour);
add(map);
}
}