| gvSIG desktop 1

/*

 * Created on 19-jul-2006

 * 

 * 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.

 *

 */

package com.iver.cit.gvsig.project.documents.view.toc.actions;

import javax.swing.JMenuItem;

import org.cresques.filter.RasterFilterStack;

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.FLyrRaster;

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 en del men? contextual del TOC correspondiente al cuadro

 * del paletas raster

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

 *

 */

public class PaletteTocMenuEntry extends AbstractTocContextMenuAction {

        private JMenuItem                                                 paleta;

        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 FLyrRaster)) {

                    if(((FLyrRaster)lyr).getSource().getNumBands() != 1)

                            return false;

                    return true;

            }

                }

                return false;

        }

        /**

         * Gestiona la apertura del dialogo de paletas de raster cuando se pulsa

         * la opci?n asignando a este las propiedades iniciales. 

         */

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

                stackManager = new RasterFilterStackManager(((FLyrRaster)lyr).getSource().getFilterStack());

               lyr = getNodeLayer(item);

               if(lyr instanceof FLyrRaster){

                       RasterFilterStack filterStack = ((FLyrRaster)lyr).getSource().getFilterStack();

                       stackManager = new RasterFilterStackManager(filterStack);

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

                        PaletteFilter pf = (PaletteFilter)filterStack.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);

                                //Asignamos el nombre en el dialogo

                                for(int i = 0; i < paletteDialog.getPPalette().getCbList().getItemCount(); i++){

                                        String name = paletteDialog.getPPalette().getCbList().getItemAt(i).toString();

                                        if(name.equals(paletteDialog.getPalette().getName())){

                                                paletteDialog.getPPalette().getCbList().setSelectedIndex(i);

                                                break;

                                        }

                                }

                        }

                       PluginServices.getMDIManager().addWindow(paletteDialog);

        }

        }

        public String getText() {

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

        }

}