Application: gvSIG desktop

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

 *

 * Copyright (C) 2006 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.gui.beans.graphic;

import java.awt.BorderLayout;

import java.awt.GridBagConstraints;

import java.util.ArrayList;

import java.util.Iterator;

import javax.swing.JComponent;

import javax.swing.JPanel;

import org.gvsig.gui.beans.doubleslider.DoubleSlider;

import org.gvsig.gui.beans.doubleslider.DoubleSliderEvent;

import org.gvsig.gui.beans.doubleslider.DoubleSliderListener;

import org.gvsig.gui.beans.textincreaser.TextIncreaserEvent;

import org.gvsig.gui.beans.textincreaser.TextIncreaserListener;

/**

 * Control para el manejo de un gr?fico.

 * 

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

 *

 */

public class GraphicContainer extends JPanel implements DoubleSliderListener, TextIncreaserListener {

        private static final long serialVersionUID = -6230083498345786500L;

        private JPanel                                         pGeneral = null;

        private GraphicChartPanel                 pGraphic = null;

        private JPanel                                         panelSlider = null;

        private BoxesPanel                                 pBoxes = null;

        private DoubleSlider multiSlider;

        private ArrayList actionCommandListeners = new ArrayList();

        private boolean bDoCallListeners = true;

        static private int eventId = Integer.MIN_VALUE;

        public GraphicContainer() {

                initialize();

        }

        public GraphicContainer(boolean showSlider) {

                getPDoubleSlider().setVisible(showSlider);

                initialize();

        }

        private void initialize() {

                this.setLayout(new BorderLayout(0, 4));

                this.add(getPGraphic(), BorderLayout.CENTER);

                this.add(getPGeneral(), BorderLayout.SOUTH);

        }

        /**

         * This method initializes jPanel1        

         *         

         * @return javax.swing.JPanel        

         */

        private JPanel getPGeneral() {

                if (pGeneral == null) {

                        GridBagConstraints gridBagConstraints4 = new GridBagConstraints();

                        gridBagConstraints4.gridy = 2;

                        gridBagConstraints4.insets = new java.awt.Insets(2,0,0,0);

                        gridBagConstraints4.gridwidth = 0;

                        GridBagConstraints gridBagConstraints3 = new GridBagConstraints();

                        gridBagConstraints3.gridy = 1;

                        gridBagConstraints3.insets = new java.awt.Insets(2,0,0,0);

                        gridBagConstraints3.gridx = 0;

                        GridBagConstraints gridBagConstraints = new GridBagConstraints();

                        gridBagConstraints.gridy = 0;

                        gridBagConstraints.insets = new java.awt.Insets(0,0,0,0);

                        gridBagConstraints.gridx = 0;

                        pGeneral = new JPanel();

                        pGeneral.setLayout(new BorderLayout(0, 2));

                        pGeneral.add(getPDoubleSlider(), BorderLayout.NORTH);

                        pGeneral.add(getPBoxes(), BorderLayout.SOUTH);

                }

                return pGeneral;

        }

        /**

         * This method initializes jPanel1        

         *         

         * @return javax.swing.JPanel        

         */

        public GraphicChartPanel getPGraphic() {

                if (pGraphic == null) {

                        pGraphic = new GraphicChartPanel();

                }

                return pGraphic;

        }

        /**

         * This method initializes jPanel1        

         *         

         * @return javax.swing.JPanel        

         */

        private JComponent getPDoubleSlider() {

                if (panelSlider == null) {

                        panelSlider = new JPanel();

                        multiSlider = new DoubleSlider();

                        multiSlider.addValueChangedListener(this);

                        panelSlider.setLayout(new BorderLayout());

                        panelSlider.setBorder(javax.swing.BorderFactory.createLineBorder(new java.awt.Color(0, 0, 0)));

//                        panelSlider.setBorder(javax.swing.BorderFactory.createEtchedBorder());

                        panelSlider.add(multiSlider, BorderLayout.CENTER);

                }

                return panelSlider;

        }

        /**

         * This method initializes jPanel1        

         *         

         * @return javax.swing.JPanel        

         */

        private BoxesPanel getPBoxes() {

                if (pBoxes == null) {

                        pBoxes = new BoxesPanel();

                        pBoxes.getControlLeft().addValueChangedListener(this);

                        pBoxes.getControlRight().addValueChangedListener(this);

                }

                return pBoxes;

        }

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

        //M?TODOS DEL CONTROL

        public double getX1() {

                return getPBoxes().getControlLeft().getValue();

        }

        public double getX2() {

                return getPBoxes().getControlRight().getValue();

        }

        public void actionValueChanged(DoubleSliderEvent e) {

                getPBoxes().getControlLeft().setValue(((DoubleSlider) e.getSource()).getX1());

                getPBoxes().getControlRight().setValue(((DoubleSlider) e.getSource()).getX2());

                callValueChangedListeners();

        }

        public void actionValueChanged(TextIncreaserEvent e) {

                if (e.getSource() == getPBoxes().getControlLeft()) {

                        if (getPBoxes().getControlLeft().getValue() > getPBoxes().getControlRight().getValue())

                                getPBoxes().getControlRight().setValue(getPBoxes().getControlLeft().getValue());

                }

                if (e.getSource() == getPBoxes().getControlRight()) {

                        if (getPBoxes().getControlRight().getValue() < getPBoxes().getControlLeft().getValue())

                                getPBoxes().getControlLeft().setValue(getPBoxes().getControlRight().getValue());

                }

                multiSlider.setX1((int) getPBoxes().getControlLeft().getValue());

                multiSlider.setX2((int) getPBoxes().getControlRight().getValue());

                callValueChangedListeners();

        }

        public void addValueChangedListener(GraphicListener listener) {

                if (!actionCommandListeners.contains(listener))

                        actionCommandListeners.add(listener);

        }

        public void removeValueChangedListener(GraphicListener listener) {

                actionCommandListeners.remove(listener);

        }

        private void callValueChangedListeners() {

                if (!bDoCallListeners)

                        return;

                Iterator acIterator = actionCommandListeners.iterator();

                while (acIterator.hasNext()) {

                        GraphicListener listener = (GraphicListener) acIterator.next();

                        listener.actionValueChanged(new GraphicEvent(this));

                }

                eventId++;

        }

}