| gvSIG desktop 1

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

         *

         * Copyright (C) 2006 Instituto de Desarrollo Regional 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 Iba?ez, 50

         *   46010 VALENCIA

         *   SPAIN

         *

         *      +34 963862235

         *   gvsig@gva.es

         *      www.gvsig.gva.es

         *

         *    or

         *

         *   Instituto de Desarrollo Regional (Universidad de Castilla La-Mancha)

         *   Campus Universitario s/n

         *   02071 Alabacete

         *   Spain

         *

         *   +34 967 599 200

         */

package org.gvsig.remotesensing.mosaic.gui;

import java.awt.BorderLayout;

import java.awt.Dimension;

import java.awt.event.ActionEvent;

import javax.swing.BorderFactory;

import javax.swing.JPanel;

import javax.swing.JScrollPane;

import javax.swing.JTable;

import javax.swing.border.TitledBorder;

import org.gvsig.andami.PluginServices;

import org.gvsig.app.project.documents.view.gui.DefaultViewPanel;

import org.gvsig.fmap.mapcontext.layers.FLayer;

import org.gvsig.fmap.raster.layers.FLyrRasterSE;

import org.gvsig.remotesensing.principalcomponents.gui.BandTableFormat;

/**

 * Panel que gestiona la selecci?n de imagenes de la vista.

 *

 * @author aMu?oz (alejandro.munoz@uclm.es)

 * @version 24/4/2008

 *

 * */

public class SelectLayersFromViewPanel extends JPanel{

        private static final long         serialVersionUID = 1L;

        private DefaultViewPanel                                 view = null;

        private JPanel                                 imageViewPanel = null;

        private JTable                                 tableImagesView = null;

        private BandTableFormat         mModeloTable =null;

        private JScrollPane                        scrollImages=null;

        private FLayer[] layers = null;;

        public SelectLayersFromViewPanel (DefaultViewPanel view){

                this.view= view;

                if(this.view!=null)

                        layers= new FLayer[view.getMapControl().getMapContext().getLayers().getLayersCount()];

                int k=view.getMapControl().getMapContext().getLayers().getLayersCount()-1;

                for(int i=0;i<view.getMapControl().getMapContext().getLayers().getLayersCount();i++){

                                 layers[i]=((FLyrRasterSE)view.getMapControl().getMapContext().getLayers().getLayer(k));

                                 k--;

                }

                initUI();

                loadLayers();

        }

        /**

         * Panel con la tabla que contiene las imagenes cargadas en la vista

         * */

        public JPanel getImageViewPanel() {

                if(imageViewPanel==null){

                        imageViewPanel = new JPanel();

                        TitledBorder topBorder = BorderFactory.createTitledBorder("seleccion_imagenes");

                        topBorder.setTitlePosition(TitledBorder.TOP);

                        imageViewPanel.setBorder(topBorder);

                        imageViewPanel.add(getScrollImages(),BorderLayout.CENTER);

                }

                return imageViewPanel;

        }

        /**

         * @return array de string con los nombre de las capas raster

         */

        private String[] getLayerNames() {

                int i, capasraster=0;

                String[] sNames= null;

                for (i = 0; i < layers.length; i++) {

                        if (layers[i]instanceof  FLyrRasterSE)

                                capasraster++;

                }

                // Se se toman las capas raster.

                sNames = new String[capasraster];

                capasraster=0;

                for (i = 0; i < layers.length; i++) {

                        if (layers[i]instanceof FLyrRasterSE){

                                sNames[capasraster] =layers[i].getName();

                                capasraster++;

                        }

                }

                return sNames;

        }

        /**

         * @return scroll con bandas del r?ster

         */

        public JScrollPane getScrollImages() {

                if (scrollImages==null){

                        scrollImages=new JScrollPane();

                }

                getTableImages().getColumn("").setPreferredWidth(20);

                scrollImages.setPreferredSize(new Dimension(300,100));

                scrollImages.setViewportView(getTableImages());

                scrollImages.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);

                return scrollImages;

        }

        /**

         * @return modelo de tabla

         * @see BandTableFormat

         */

        public BandTableFormat getModeloTabla() {

                if(mModeloTable==null){

                        mModeloTable=new BandTableFormat();

                        mModeloTable.setColumnName(PluginServices.getText(this,"imagen"));

                }

                return mModeloTable;

        }

        /**

         * @return tabla conlas bandas de la imagen

         */

        public JTable getTableImages(){

                if (tableImagesView==null){

                        tableImagesView=new JTable(getModeloTabla());

                }

                return tableImagesView;

        }

        /**

         *  M?todo que inicializa la interfaz a?adiendo los paneles correspondientes

         * */

        private void initUI(){

                setLayout(new BorderLayout());

                add(getImageViewPanel(), BorderLayout.CENTER);

        }

        /**

         *  M?todo que carga en la tabla tableImagenView las capas raster de la vista

         *  Por defeto todas se encuentran activadas

         * */

        private void loadLayers(){

                String[] layersNames =getLayerNames();

                for (int i=0;i<layersNames.length;i++)

                        getModeloTabla().addRow(layersNames[i],true);

                getTableImages().updateUI();

        }

        /**

         * Medodo que devuelve un array de Strings con en nombre de las capas seleccionadas

         * */

        public String[] getSelectedLayers(){

                String[] layersSelectedNames =new String[getModeloTabla().getNumSelected()];

                boolean []selected= mModeloTable.getSeleccionadas();

                String [] sImages = getLayerNames();

                int k=0;

                for(int i=0; i< sImages.length; i++)

                        if(selected[i]){

                                layersSelectedNames[k]=sImages[i];

                                k++;

                        }

                return layersSelectedNames;

        }

        public void actionPerformed(ActionEvent e) {

        }

}