| 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.colortable.panels;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.Insets;

import java.util.ArrayList;

import javax.swing.JLabel;

import javax.swing.JPanel;

import org.gvsig.gui.beans.colorbutton.ColorButton;

import org.gvsig.gui.beans.colorbutton.ColorButtonEvent;

import org.gvsig.gui.beans.colorbutton.ColorButtonListener;

import org.gvsig.gui.beans.colorslideredition.ColorSliderEdition;

import org.gvsig.gui.beans.colorslideredition.ColorSliderEvent;

import org.gvsig.gui.beans.colorslideredition.ColorSliderListener;

import org.gvsig.gui.beans.colorslideredition.ItemColorSlider;

import org.gvsig.gui.beans.table.exceptions.NotInitializeException;

import org.gvsig.raster.datastruct.ColorItem;

import org.gvsig.rastertools.colortable.ui.ColorTablePanel;

/**

 *

 * @version 27/06/2007

 * @author BorSanZa - Borja S?nchez Zamorano (borja.sanchez@iver.es)

 */

public class TabInterpolated extends JPanel implements ColorSliderListener, ColorButtonListener {

        private static final long serialVersionUID = -5208861410196059899L;

        private double min = Double.POSITIVE_INFINITY;

        private double max = Double.NEGATIVE_INFINITY;

        private ColorTablePanel colorTablePanel = null;

        //[start]Variables UI

        private ColorSliderEdition colorSliderEdition = null;

        private ColorButton        colorButton        = null;

        private JLabel             jLabelColor        = null;

        //[end]

        //[start] Code UI

        public TabInterpolated(ColorTablePanel colorTablePanel) {

                this.colorTablePanel = colorTablePanel;

                initialize();

        }

        public void initialize() {

                setLayout(new GridBagLayout());

                GridBagConstraints gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridwidth = 2;

                gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;

                gridBagConstraints.weightx = 1.0;

                gridBagConstraints.insets = new Insets(5, 5, 2, 5);

                add(getColorSliderEdition(), gridBagConstraints);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 1;

                gridBagConstraints.gridy = 1;

                gridBagConstraints.anchor = GridBagConstraints.WEST;

                gridBagConstraints.weightx = 0.5;

                gridBagConstraints.insets = new Insets(2, 2, 5, 5);

                add(getColorButton(), gridBagConstraints);

                jLabelColor = new JLabel("Color: ");

                jLabelColor.setEnabled(false);

                gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = 1;

                gridBagConstraints.anchor = GridBagConstraints.EAST;

                gridBagConstraints.weightx = 0.5;

                gridBagConstraints.insets = new Insets(2, 5, 5, 2);

                add(jLabelColor, gridBagConstraints);

        }

        public ColorSliderEdition getColorSliderEdition() {

                if (colorSliderEdition == null) {

                        colorSliderEdition = new ColorSliderEdition();

                        colorSliderEdition.addValueChangedListener(this);

                        colorSliderEdition.addSelectionChangedListener(this);

                }

                return colorSliderEdition;

        }

        private ColorButton getColorButton() {

                if (colorButton == null) {

                        colorButton = new ColorButton();

                        colorButton.addValueChangedListener(this);

                }

                return colorButton;

        }

        //[end]

        public void setInterpolated(boolean value) {

                getColorSliderEdition().setInterpolated(value);

        }

        public void actionSelectionChanged(ColorSliderEvent e) {

                ItemColorSlider itemColorSlider = getColorSliderEdition().getSelectedItem();

                if ((itemColorSlider != null) && (itemColorSlider.getSelected() == 1)) {

                        getColorButton().setColor(itemColorSlider.getColor());

                        getColorButton().setEnabled(true);

                        jLabelColor.setEnabled(true);

                } else {

                        getColorButton().setEnabled(false);

                        jLabelColor.setEnabled(false);

                }

        }

        public void actionValueChanged(ColorSliderEvent e) {

                colorTablePanel.tabInterpolatedChanged();

        }

        public void actionValueDragged(ColorSliderEvent e) {

                colorTablePanel.tabInterpolatedChanged();

        }

        private void callValueColorChanged() {

                ItemColorSlider itemColorSlider = getColorSliderEdition().getSelectedItem();

                if (itemColorSlider != null) {

                        itemColorSlider.setColor(getColorButton().getColor());

                        getColorSliderEdition().repaint();

                }

        }

        public void actionValueDragged(ColorButtonEvent e) {

                callValueColorChanged();

                //colorTablePanel.tabInterpolatedChanged();

        }

        public void actionValueChanged(ColorButtonEvent e) {

                callValueColorChanged();

                colorTablePanel.tabInterpolatedChanged();

        }

        public void initialState() {

                getColorSliderEdition().repaint();

                getColorButton().setEnabled(false);

        }

        public void setLimits(double min, double max) {

                this.min = min;

                this.max = max;

        }

        /**

         * Borra todas las filas de la tabla.

         */

        public void clearTable() {

                getColorSliderEdition().removeAllItems();

        }

        /**

         * Convierte el slider de la paleta en un array de objetos para poder crear

         * con ?l el objeto Palette

         * @return

         * @throws NotInitializeException

         */

        public ArrayList getPalette() {

                ArrayList arrayList = new ArrayList();

                ArrayList items = getColorSliderEdition().getItemsShowed();

                // A?adir el minimo

                ItemColorSlider item = (ItemColorSlider) items.get(0);

                ColorItem colorItem = new ColorItem();

                colorItem.setColor(item.getColor());

                colorItem.setInterpolated(item.getInterpolated());

                colorItem.setNameClass("");

                colorItem.setValue(min);

                arrayList.add(colorItem);

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

                        item = (ItemColorSlider) items.get(i);

                        colorItem = new ColorItem();

                        colorItem.setColor(item.getColor());

                        colorItem.setInterpolated((int) item.getInterpolated());

                        colorItem.setNameClass(item.getName());

                        colorItem.setValue(min + ((item.getValue() * (max - min)) / 100.0d));

                        arrayList.add(colorItem);

                }

                // A?adir el maximo

                item = (ItemColorSlider) items.get(items.size() - 1);

                colorItem = new ColorItem();

                colorItem.setColor(item.getColor());

                colorItem.setInterpolated(item.getInterpolated());

                colorItem.setNameClass("");

                colorItem.setValue(max);

                arrayList.add(colorItem);

                return arrayList;

        }

}