| gvSIG desktop 1

/* 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.cit.gvsig.gui.toc;

import javax.swing.JMenuItem;

import org.cresques.filter.RasterFilterStackManager;

import org.cresques.filter.bands.PaletteFilter;

import org.cresques.filter.bands.PaletteStackManager;

import com.iver.andami.PluginServices;

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

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

import com.iver.cit.gvsig.project.documents.view.gui.dialogs.PaletteDialog;

import com.iver.cit.gvsig.project.documents.view.toc.AbstractTocContextMenuAction;

import com.iver.cit.gvsig.project.documents.view.toc.ITocItem;

/**

 * Entrada del men? contextual para el histograma

 * @author Nacho Brodin (brodin_ign@gva.es)

 */

public class WMSPaletteTocMenuEntry  extends AbstractTocContextMenuAction {

        private JMenuItem                                         propsMenuItem;

        private FLayer                                                 lyr = null;

        private PaletteDialog                                paletteDialog = null;

        private RasterFilterStackManager        stackManager = null;

        private int                                                 width = 408;

        private int                                                 height = 420;

        public String getGroup() {

                return "RasterTools"; 

        }

        public int getGroupOrder() {

                return 80;

        }

        public int getOrder() {

                return 1;

        }

        public boolean isEnabled(ITocItem item, FLayer[] selectedItems) {

                return selectedItems.length == 1;

        }

        public boolean isVisible(ITocItem item, FLayer[] selectedItems) {

                if (isTocItemBranch(item)) {

                        lyr = getNodeLayer(item);

            if ((lyr instanceof FLyrWMS)) {

                    return true;

            }

                }

                return false;

        }

        /* (non-Javadoc)

         * @see com.iver.cit.gvsig.gui.toc.TocMenuEntry#execute(com.iver.cit.gvsig.gui.toc.ITocItem)

         */

        public void execute(ITocItem item, FLayer[] selectedItems) {

               lyr = getNodeLayer(item);

                if(lyr instanceof FLyrWMS && ((FLyrWMS)lyr).getPxRaster()!=null){

                        FLyrWMS layer = (FLyrWMS) lyr;

                        stackManager = new RasterFilterStackManager(layer.getFilterStack());

                    paletteDialog = new PaletteDialog((FLyrWMS)lyr, stackManager, width, height);

                        PaletteFilter pf = (PaletteFilter)layer.getFilterStack().getByType(PaletteStackManager.palette);

                        //Si hay en la pila alguna paleta la carga en el dialogo

                        if(pf != null && pf.getPalette() != null){

                                paletteDialog.getPPalette().loadPanelFromPalette(pf.getPalette());

                                if(pf.isExec())

                                        paletteDialog.getPPalette().getCActive().setSelected(true);

                                else

                                        paletteDialog.getPPalette().getCActive().setSelected(false);

                                if(pf.isInterpolate())

                                        paletteDialog.getPPalette().getCbInterpolar().setSelected(true);

                                else

                                        paletteDialog.getPPalette().getCbInterpolar().setSelected(false);

                        }

                        //No se puede modificar la paleta de un WMS ya que esta se recarga cada 

                        //vez que se hace un zoom. Habr?a que llevar un control de cambios para cada

                        //entrada de la tabla y volver a aplicarlo al siguiente zoom

                        paletteDialog.getPPalette().getBAccept().setEnabled(false);

                        paletteDialog.getPPalette().getBApply().setEnabled(false);

                       PluginServices.getMDIManager().addWindow(paletteDialog);                    

                }

        }

        public String getText() {

                return PluginServices.getText(this, "paleta");

        }

}