| gvSIG desktop 1

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

 *

 * Copyright (C) 2007 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 org.gvsig.rastertools.properties.panels;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.util.ArrayList;

import javax.swing.JButton;

import javax.swing.JCheckBox;

import javax.swing.JList;

import javax.swing.JRadioButton;

import org.gvsig.raster.util.TransparencyRange;

/**

 * Maneja los eventos para el panel de transparencia por pixel.

 * 

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

 *

 */

public class TranspByPixelListener implements ActionListener {

        private TranspByPixelPanel                         panel = null;

        private TranspByPixelRGBInputPanel        rgbInputPanel = null;

        private        JList                                                list = null;

        private JButton                                                addButton = null;

        private JButton                                                removeButton = null;

        private JRadioButton                                andRb = null;

        private JRadioButton                                orRb = null;

        private ArrayList                                        entries = new ArrayList();

        private JCheckBox                                        cbActivar = null;

        /**

         * This is the default constructor

         */

        public TranspByPixelListener(TranspByPixelPanel panel) {

                this.panel = panel;

                rgbInputPanel = ((TranspByPixelRGBInputPanel)panel.getPRGBInput());

                list = panel.getJList();

                addButton = ((TranspByPixelAddRemoveButtonsPanel)panel.getPButtons()).getBAdd();

                removeButton = ((TranspByPixelAddRemoveButtonsPanel)panel.getPButtons()).getBRemove();

                andRb = ((TranspByPixelAndOrSelectorPanel)panel.getPOperation()).getRbAnd();

                orRb = ((TranspByPixelAndOrSelectorPanel)panel.getPOperation()).getRbOr();

                cbActivar = panel.getActiveCheck();

                addButton.addActionListener(this);

                removeButton.addActionListener(this);

                andRb.addActionListener(this);

                orRb.addActionListener(this);

                cbActivar.addActionListener(this);

        }

        //*******************************

        //ActionListener

        public void actionPerformed(ActionEvent e) {

                //A?ade elementos a la lista

                if(e.getSource() == addButton){

                        if(rgbInputPanel.isValidValue()){

                                TransparencyRange entry = new TransparencyRange();

                                entry.setRed(rgbInputPanel.getRangeRed());

                                entry.setGreen(rgbInputPanel.getRangeGreen());

                                entry.setBlue(rgbInputPanel.getRangeBlue());

                                String textR = rgbInputPanel.getTRed().getText();

                                if(textR.equals(""))

                                        textR = "*";

                                String textG = rgbInputPanel.getTGreen().getText();

                                if(textG.equals(""))

                                        textG = "*";

                                String textB = rgbInputPanel.getTBlue().getText();

                                if(textB.equals(""))

                                        textB = "*";

                                if(andRb.isSelected()){        

                                        entry.setStrEntry(textR+" & "+textG+" & "+textB);

                                        entry.setAnd(true);

                                }

                                if(orRb.isSelected()){

                                        entry.setStrEntry(textR+" | "+textG+" | "+textB);

                                        entry.setAnd(false);

                                }

                                panel.getListModel().addElement(entry.getStrEntry());

                                entries.add(entry);

                                //Limpiamos los textField

                                rgbInputPanel.getTRed().setText("");

                                rgbInputPanel.getTGreen().setText("");

                                rgbInputPanel.getTBlue().setText("");

                        }

                }

                //Elimina elementos de la lista

                if(e.getSource() == removeButton){

                        if(list.getSelectedIndex() != -1){

                                String rule = (String)panel.getListModel().get(list.getSelectedIndex());

                                String[] s = rule.split(" & ");

                                if(s.length < 3){

                                        s = rule.split(" \\| ");

                                        andRb.setSelected(false);

                                        orRb.setSelected(true);

                                }else{

                                        andRb.setSelected(true);

                                        orRb.setSelected(false);

                                }

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

                                        if(s[i].equals("*"))

                                                s[i] = "";

                                }

                                if(s.length == 3){

                                        rgbInputPanel.getTRed().setText(s[0].trim());        

                                        rgbInputPanel.getTGreen().setText(s[1].trim());

                                        rgbInputPanel.getTBlue().setText(s[2].trim());

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

                                                if( ((TransparencyRange)entries.get(i)).getStrEntry().equals(rule) )

                                                        entries.remove(i);

                                        }

                                        panel.getListModel().remove(list.getSelectedIndex());

                                }

                        }

                }

                if(e.getSource() == cbActivar)

                        panel.setControlEnabled(cbActivar.isSelected());

        }

        /**

         * Obtiene el array de entradas de valores a?adidos a la lista

         * @return ArrayList

         */

        public ArrayList getEntries(){

                return entries;

        }

        /**

         * Asigna el array de entradas de valores a?adidos a la lista

         * @param list ArrayList

         */

        public void setEntries(ArrayList list){

                entries = list;

        }

}