Application: gvSIG desktop

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package com.iver.gvsig.addIDEElayers;

import java.util.HashMap;

import com.iver.andami.PluginServices;

import com.iver.andami.plugins.Extension;

import com.iver.andami.ui.mdiManager.IWindow;

import com.iver.cit.gvsig.fmap.MapControl;

import com.iver.cit.gvsig.fmap.layers.FLyrWMS;

import com.iver.cit.gvsig.gui.View;

/**

 * Adds all the layers of the IDEE to the current View

 * 

 * @author Pablo Piqueras Bartolom? (p_queras@hotmail.com)

 */

public class AddIDEELayersExtension extends Extension {

    private String sName = "Nuevo_Nombre_Capas";

    private String sHost = "http://www.idee.es/wms/IDEE-Base/IDEE-Base";

    private String sLayers = "Todas";

    private String sSRS = "EPSG:4230"; // Sistema de referencia

    private String sFormat = "image/gif";

        /* (non-Javadoc)

     * @see com.iver.andami.plugins.Extension#inicializar()

     */

    public void initialize() {

    }

    /* (non-Javadoc)

     * @see com.iver.andami.plugins.Extension#execute(java.lang.String)

     */

    public void execute(String actionCommand) {

                View theView = (View) PluginServices.getMDIManager().getActiveWindow();

                this.addIDEELayers(theView.getMapControl());

                return;

    }

        /**

         * Download the IDEE layers and and them to the View

         * 

         * Returns false if there has been any error, else return true

         */        

        public boolean addIDEELayers(MapControl mapControl) {

                 try

                 {

                         // Create a hash map for the properties of the layer to load

                         HashMap info = new HashMap();

                         info.put("name", PluginServices.getText(this, sName));

                         info.put("selectedLayers", sLayers);

                         info.put("host", sHost);

                         info.put("srs", sSRS);

                         info.put("format", sFormat);

                         info.put("layer", sLayers);

                         /* Gets-Download the IDEE WMS layer from IDEE */

                         FLyrWMS ideeLayer = new FLyrWMS(info);

                         /* Adds the layers to the View */

                         // To prevent that events that take place(are produced) could be a nuisance to the load of the layers

                         mapControl.getMapContext().beginAtomicEvent();

                         int numberOfLayers = mapControl.getMapContext().getLayers().getLayersCount();

                         // Adds the layers

                         mapControl.getMapContext().getLayers().addLayer(ideeLayer);

                         // Changes the name of the layers into more intuitive other one

                         mapControl.getMapContext().getLayers().getLayer(numberOfLayers).setName((String)info.get("name"));

                         // End To prevent that events that take place(are produced) could be a nuisance to the load of the layers                 

                         mapControl.getMapContext().endAtomicEvent();

                         // Refresh the view

                         mapControl.getMapContext().invalidate();        

                 } catch(Exception e) {

                         e.printStackTrace();

                         return false;

                 }

      return true;

    }

    /* (non-Javadoc)

     * @see com.iver.andami.plugins.Extension#isEnabled()

     */

    public boolean isEnabled() {

                return true; // By default is enabled

    }

    /* (non-Javadoc)

     * @see com.iver.andami.plugins.Extension#isVisible()

     */

    public boolean isVisible() {

                IWindow window = PluginServices.getMDIManager().getActiveWindow();

                if (window == null) {

                        return false;

                }

                return (window instanceof View);

    }

}