Application: gvSIG desktop » gvSIG raster

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 *

 * 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 org.gvsig.raster.wmts.io.downloader;

import org.gvsig.raster.cache.tile.provider.CacheStruct;

import org.gvsig.raster.cache.tile.provider.Downloader;

import org.gvsig.raster.cache.tile.provider.TileServer;

import org.gvsig.raster.wmts.io.WMTSProvider;

import org.gvsig.remoteclient.wmts.exception.WMTSException;

import org.gvsig.remoteclient.wmts.struct.WMTSTileMatrix;

import org.gvsig.remoteclient.wmts.struct.WMTSTileMatrixSetLink;

/** 

* Data server for the tile cache in a WMTSProvider 

* @author Nacho Brodin (nachobrodin@gmail.com)

*/

public class WMTSTileServer implements TileServer {

        private CacheStruct                struct               = null;

        private Downloader                 downloader           = null;

        private WMTSProvider               provider             = null;

        private String                     suffix               = ".tif";

        private WMTSTileMatrixSetLink      tileMatrixSetLink    = null;

        public WMTSTileServer(WMTSProvider prov, 

                        WMTSTileMatrixSetLink tileMatrixSetLink) {

                this.provider = prov;

                this.tileMatrixSetLink = tileMatrixSetLink;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.cache.tile.provider.TileServer#getDownloader()

         */

        public Downloader getDownloader() {

                if(downloader == null) {

                        int tileWidth = ((WMTSTileMatrix)tileMatrixSetLink.getTileMatrixSet().getTileMatrix().get(0)).getTileWidth();

                        int tileHeight = ((WMTSTileMatrix)tileMatrixSetLink.getTileMatrixSet().getTileMatrix().get(0)).getTileHeight();

                        try {

                                downloader = new TileDownloaderForWMTS(provider, tileWidth, tileHeight, provider.getConnector());

                        } catch (WMTSException e) {

                                return null;

                        }

                }

                return downloader;

        }

        public CacheStruct getStruct() {

                if(struct == null) {

                        struct = new WMTSCacheStruct(provider, tileMatrixSetLink);

                }

                return struct;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.cache.tile.provider.TileServer#setStruct(org.gvsig.raster.cache.tile.provider.CacheStruct)

         */

        public void setStruct(CacheStruct struct) {

                //La structura de cache es proporcionada por el servidor

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.cache.tile.provider.TileServer#getFileSuffix()

         */

        public String getFileSuffix() {

                return suffix;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.cache.tile.provider.TileServer#setFileExtension(java.lang.String)

         */

        public void setFileSuffix(String extension) {

                this.suffix = extension;

        }

}