/* (c) 2014 Open Source Geospatial Foundation - all rights reserved
* (c) 2001 - 2013 OpenPlans
* This code is licensed under the GPL 2.0 license, available at the root
* application directory.
*/
package org.geoserver.kml;
import java.io.IOException;
import java.nio.charset.Charset;
import java.util.Map;
import org.geoserver.platform.ServiceException;
import org.geoserver.wms.GetMapRequest;
import org.geoserver.wms.MapProducerCapabilities;
import org.geoserver.wms.WMS;
import org.geoserver.wms.WMSMapContent;
import org.geoserver.wms.map.AbstractMapOutputFormat;
import org.geoserver.wms.map.XMLTransformerMap;
/**
*
*/
public class NetworkLinkMapOutputFormat extends AbstractMapOutputFormat {
/**
* Official KMZ mime type, tweaked to output NetworkLink
*/
static final String KML_MIME_TYPE = KMLMapOutputFormat.MIME_TYPE + ";mode=networklink";
static final String KMZ_MIME_TYPE = KMZMapOutputFormat.MIME_TYPE + ";mode=networklink";
public static final String[] OUTPUT_FORMATS = { KML_MIME_TYPE, KMZ_MIME_TYPE };
private WMS wms;
public NetworkLinkMapOutputFormat(WMS wms) {
super(KML_MIME_TYPE, OUTPUT_FORMATS);
this.wms = wms;
}
/**
* Initializes the KML encoder. None of the map production is done here, it is done in
* writeTo(). This way the output can be streamed directly to the output response and not
* written to disk first, then loaded in and then sent to the response.
*
* @param mapContent
* WMSMapContext describing what layers, styles, area of interest etc are to be used
* when producing the map.
* @see org.geoserver.wms.GetMapOutputFormat#produceMap(org.geoserver.wms.WMSMapContent)
*/
@SuppressWarnings("rawtypes")
public XMLTransformerMap produceMap(WMSMapContent mapContent) throws ServiceException,
IOException {
KMLNetworkLinkTransformer transformer = new KMLNetworkLinkTransformer(wms, mapContent);
transformer.setIndentation(3);
Charset encoding = wms.getCharSet();
transformer.setEncoding(encoding);
Map fo = mapContent.getRequest().getFormatOptions();
Boolean superoverlay = (Boolean) fo.get("superoverlay");
if (superoverlay == null) {
superoverlay = Boolean.FALSE;
}
transformer.setEncodeAsRegion(superoverlay);
GetMapRequest request = mapContent.getRequest();
boolean cachedMode = "cached".equals(KMLUtils.getSuperoverlayMode(request, wms));
transformer.setCachedMode(cachedMode);
String mimeType = request.getFormat();
XMLTransformerMap wmsResponse = new XMLTransformerMap(mapContent, transformer, mapContent,
mimeType);
return wmsResponse;
}
public MapProducerCapabilities getCapabilities(String format) {
return KMLMapOutputFormat.KML_CAPABILITIES;
}
}