Application: gvSIG desktop

/* 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.BorderLayout;

import java.awt.Color;

import java.util.ArrayList;

import javax.swing.JPanel;

import javax.swing.JTable;

import javax.swing.event.TableModelEvent;

import javax.swing.event.TableModelListener;

import org.gvsig.gui.beans.table.TableContainer;

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

import org.gvsig.gui.beans.table.models.TableColorModel;

import org.gvsig.raster.datastruct.ColorItem;

import org.gvsig.rastertools.colortable.data.ColorTableData;

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

import com.iver.andami.PluginServices;

/**

 * Pesta?a de la tabla de color

 *

 * @version 27/06/2007

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

 */

public class TabTable extends JPanel implements TableModelListener {

        private static final long serialVersionUID = -6971866166164473789L;

        private ColorTableData colorTableData = null;

        //[start]Variables UI

        private TableContainer  tableContainer  = null;

        private ColorTablePanel colorTablePanel = null;

        //[end]

        /**

         * Construye un TabTable

         * @param colorTablePanel

         */

        public TabTable(ColorTablePanel colorTablePanel, ColorTableData colorTableData) {

                this.colorTablePanel = colorTablePanel;

                this.colorTableData = colorTableData;

                initialize();

        }

        //[start] Code UI

        private void initialize() {

                setLayout(new BorderLayout());

                add(getTableContainer(), BorderLayout.CENTER);

        }

        public TableContainer getTableContainer() {

                if (tableContainer == null) {

                        String[] columnNames = {PluginServices.getText(this, "selec"), PluginServices.getText(this, "clase"), "RGB", PluginServices.getText(this, "valor"), PluginServices.getText(this, "hasta"), PluginServices.getText(this, "alpha")};

                        int[] columnWidths = {55, 68, 110, 64, 71, 43};

                        tableContainer = new TableContainer(columnNames, columnWidths);

                        tableContainer.setModel("TableColorModel");

                        tableContainer.initialize();

                }

                return tableContainer;

        }

        //[end]

        /**

         * Borra todas las filas de la tabla.

         */

        public void clearTable() {

                try {

                        getTableContainer().removeAllRows();

                } catch (NotInitializeException e) {

                        e.printStackTrace();

                }

        }

        // Devuelve el String de un color en formato ##0, ##0, ##0

        private String getColorString(Color c) {

                return c.getRed() + ", " + c.getGreen() + ", " + c.getBlue();

        }

        /**

         * A?ade una fila a la tabla asignando el color por par?metro. Este

         * color asignado ser? el que aparezca en el bot?n y en el texto RGB

         * @param color

         */

        public void addRowToTable(Color color, String name, Double fromRange, Double toRange, String alpha){

                try {

                        getTableContainer().addRow(new Object[] { color, name, getColorString(color), fromRange, toRange, alpha });

                } catch (NotInitializeException e1) {

                }

        }

        /**

         * Convierte la tabla en un array de objetos para poder crear con el el objeto Palette

         * @return

         * @throws NotInitializeException

         */

        public ArrayList getPalette() {

                ArrayList arrayList = new ArrayList();

                JTable jTable = getTableContainer().getTable().getJTable();

                TableColorModel model = (TableColorModel) jTable.getModel();

                for (int iRow = 0; iRow < jTable.getRowCount(); iRow++) {

                        Color rgb = (Color) model.getValueAt(iRow, 0);

                        ColorItem colorItem = new ColorItem();

                        colorItem.setColor(new Color(

                                        rgb.getRed(),

                                        rgb.getGreen(),

                                        rgb.getBlue(),

                                        Integer.valueOf((String) model.getValueAt(iRow, 5)).intValue()));

                        if (model.getValueAt(iRow, 3) != null)

                                colorItem.setValue(((Double) model.getValueAt(iRow, 3)).doubleValue());

                        // TODO: Hacer algo para conservar el valor de interpolacion

                        colorItem.setNameClass((String) model.getValueAt(iRow, 1));

                        arrayList.add(colorItem);

                }

                return arrayList;

        }

        /**

         * Carga inicial de los colores del panel

         * @param colorItems

         */

        public void reloadItems(ArrayList colorItems) {

                clearTable();

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

                        ColorItem c1 = (ColorItem) colorItems.get(i);

                        Double toRange = null;

                        if ((i + 1) < colorItems.size())

                                toRange = new Double(((ColorItem) colorItems.get(i + 1)).getValue());

                        addRowToTable(c1.getColor(), c1.getNameClass(), new Double(c1.getValue()), toRange, c1.getColor().getAlpha() + "");

                }

        }

        /**

   * Devuelve el componente que trata los datos

   * @return

   */

  private ColorTableData getColorTableData() {

          return colorTableData;

  }

        /*

         * (non-Javadoc)

         * @see javax.swing.event.TableModelListener#tableChanged(javax.swing.event.TableModelEvent)

         */

        public void tableChanged(TableModelEvent e) {

                if (!colorTablePanel.isActive())

                        return;

                colorTableData.getColorTable().createPaletteFromColorItems(getPalette(), false);

                colorTableData.getColorTable().setInterpolated(colorTablePanel.getCheckBoxInterpolated().isSelected());

                colorTablePanel.refreshItems(false);

                getColorTableData().setHasChanged(true);

                getColorTableData().refreshPreview();

  }

}