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.ogc.impl.struct;

import java.util.ArrayList;

import java.util.List;

import org.gvsig.raster.wmts.ogc.WMTSBoundingBox;

import org.gvsig.raster.wmts.ogc.WMTSLayer;

import org.gvsig.raster.wmts.ogc.WMTSTileMatrix;

import org.gvsig.raster.wmts.ogc.impl.base.WMTSServerDescription;

/**

 * Describes the attributes of a layer in a WMTS server

 *

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

 */

public abstract class WMTSLayerImpl extends WMTSBaseStruct implements WMTSLayer {

        protected WMTSBoundingBoxImpl       wgs84bbox                    = null;

        protected WMTSBoundingBoxImpl       bbox                         = null;

        //WMTSStyle

        private ArrayList               style                        = null;

        private ArrayList               imageFormat                  = null;

        private ArrayList               infoFormat                   = null;

        private ArrayList               keywords                     = null;

        private WMTSDimension           dimension                    = null;

        private String                  metadata                     = null;

        //WMTSTileMatrixSetLink

        private ArrayList               tileMatrixSetLinkList        = null;

        private WMTSResourceURL         resourceURL                  = null;

        protected WMTSServerDescription status                       = null;

        protected boolean               forceLongitudeFirstAxisOrder = false;

        /**

         * Sets longitude first in the axis order read from the capabilities file

         * @param force

         */

        public void setForceLongitudeFirstAxisOrder(boolean force) {

                this.forceLongitudeFirstAxisOrder = force;

        }

        public WMTSLayerImpl(WMTSServerDescription status) {

                this.status = status;

        }

        public String getMetadata() {

                return metadata;

        }

        public void setMetadata(String metadata) {

                this.metadata = metadata;

        }

        public ArrayList getFormat() {

                if(imageFormat == null)

                        imageFormat = new ArrayList();

                return imageFormat;

        }

        public ArrayList getInfoFormat() {

                if(infoFormat == null)

                        infoFormat = new ArrayList();

                return infoFormat;

        }

        public ArrayList getKeywords() {

                return keywords;

        }

        public void setKeywords(ArrayList k) {

                this.keywords = k;

        }

        public abstract WMTSBoundingBox getWGS84BBox();

        public abstract WMTSBoundingBox getBBox();

        public WMTSResourceURL getResourceURL() {

                if(resourceURL == null)

                        resourceURL = (WMTSResourceURL)status.createVersionObject("WMTSResourceURL");

                return resourceURL;

        }

        public WMTSDimension getDimension() {

                if(dimension == null)

                        dimension = (WMTSDimension)status.createVersionObject("WMTSDimension");

                return dimension;

        }

        public ArrayList getStyle() {

                if(style == null)

                        style = new ArrayList();//(WMTSStyle)status.createVersionObject("WMTSStyle");

                return style;

        }

        public ArrayList getTileMatrixSetLink() {

                if(tileMatrixSetLinkList == null)

                        tileMatrixSetLinkList = new ArrayList();

                return tileMatrixSetLinkList;

        }

        /**

         * Returns the initial level of this layer inside the matrix set. 

         * @return

         */

        public int getInitialLevel(String tileMatrixSetId) {

                int initialLevel = 0;

                for (int i = 0; i < tileMatrixSetLinkList.size(); i++) {

                        WMTSTileMatrixSetLinkImpl tileMatrixSetLink = (WMTSTileMatrixSetLinkImpl)tileMatrixSetLinkList.get(i);

                        String id = tileMatrixSetLink.getTileMatrixSetId();

                        if(tileMatrixSetId.compareTo(id) == 0) {

                                ArrayList tileMatrixLimits = tileMatrixSetLink.getTileMatrixLimits();

                                if(tileMatrixLimits != null && tileMatrixLimits.size() > 0) {

                                        String ref = ((WMTSTileMatrixLimitsImpl)tileMatrixLimits.get(0)).getRefToTileMatrix();

                                        List<WMTSTileMatrix> tileMatrixList = ((WMTSTileMatrixSetImpl)tileMatrixSetLink.getTileMatrixSet()).getTileMatrix();

                                        for (int j = 0; j < tileMatrixList.size(); j++) {

                                                String idTileMatrix = ((WMTSTileMatrixImpl)tileMatrixList.get(j)).getIdentifier();

                                                if(idTileMatrix.compareTo(ref) == 0)

                                                        return initialLevel;

                                                initialLevel ++;

                                        }

                                }

                        }

                }

                return initialLevel;

        }

        /**

         * Links the TileMatrixSet with the limits inside the layer structure

         * @param tileMatrixSetList

         */

        public void linkTileMatrixSets(ArrayList tileMatrixSetList) {

                //Recorre la lista de TileMatrixSetLink y a cada uno le asigna su TileMatrixSet

                //Para cada TileMatrixLimits contenido en el TileMatrixSetLimits asociado le asigna

                //el objeto TileMatrix a partir de su referencia.

                if(tileMatrixSetLinkList == null)

                        return;

                for (int i = 0; i < tileMatrixSetLinkList.size(); i++) {

                        WMTSTileMatrixSetLinkImpl tileMatrixSetLink = (WMTSTileMatrixSetLinkImpl)tileMatrixSetLinkList.get(i);

                        String id = tileMatrixSetLink.getTileMatrixSetId();

                        for (int j = 0; j < tileMatrixSetList.size(); j++) {

                                WMTSTileMatrixSetImpl tileMatrixSet = (WMTSTileMatrixSetImpl)tileMatrixSetList.get(j);

                                if(tileMatrixSet.getIdentifier().compareTo(id) == 0) {

                                        tileMatrixSetLink.setTileMatrixSet(tileMatrixSet);

                                        tileMatrixSetLink.linkTileMatrix(tileMatrixSet);

                                        break;

                                }

                        }

                }

        }

        /**

         * Gets the list of srs's supported

         * @return

         */

        public ArrayList getSrsList() {

                ArrayList list = new ArrayList();

                for (int i = 0; i < tileMatrixSetLinkList.size(); i++) {

                        WMTSTileMatrixSetLinkImpl link = (WMTSTileMatrixSetLinkImpl)tileMatrixSetLinkList.get(i);

                        WMTSTileMatrixSetImpl tileMatrixSet = (WMTSTileMatrixSetImpl)link.getTileMatrixSet();

                        list.add(tileMatrixSet.getSupportedCRS());

                }

                return list;

        }

        public void print() {

                System.out.println("*****WMTSLayer******");

                System.out.println("Abstract:" + getAbstract());

                System.out.println("Identifier:" + getIdentifier());

                System.out.println("Keywords:");

                for (int i = 0; i < keywords.size(); i++) {

                        System.out.println("Keyword:" + keywords.get(i));

                }

                System.out.println("Title:" + getTitle());

                for (int i = 0; i < getFormat().size(); i++) {

                        System.out.println("Format:" + getFormat().get(i));

                }

                for (int i = 0; i < getInfoFormat().size(); i++) {

                        System.out.println("InfoFormat:" + getInfoFormat().get(i));

                }

                ((WMTSBoundingBoxImpl)getBBox()).print();

                ((WMTSBoundingBoxImpl)getWGS84BBox()).print();

                getDimension().print();

                System.out.println("Metadata:" + getMetadata());

                for (int i = 0; i < getTileMatrixSetLink().size(); i++) {

                        ((WMTSTileMatrixSetLinkImpl)getTileMatrixSetLink().get(i)).print();

                }

        }

}