KeyEditorCategorized.java

/**
 * OrbisGIS is a java GIS application dedicated to research in GIScience.
 * OrbisGIS is developed by the GIS group of the DECIDE team of the 
 * Lab-STICC CNRS laboratory, see <http://www.lab-sticc.fr/>.
 *
 * The GIS group of the DECIDE team is located at :
 *
 * Laboratoire Lab-STICC – CNRS UMR 6285
 * Equipe DECIDE
 * UNIVERSITÉ DE BRETAGNE-SUD
 * Institut Universitaire de Technologie de Vannes
 * 8, Rue Montaigne - BP 561 56017 Vannes Cedex
 * 
 * OrbisGIS is distributed under GPL 3 license.
 *
 * Copyright (C) 2007-2014 CNRS (IRSTV FR CNRS 2488)
 * Copyright (C) 2015-2017 CNRS (Lab-STICC UMR CNRS 6285)
 *
 * This file is part of OrbisGIS.
 *
 * OrbisGIS 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 3 of the License, or (at your option) any later
 * version.
 *
 * OrbisGIS 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
 * OrbisGIS. If not, see <http://www.gnu.org/licenses/>.
 *
 * For more information, please consult: <http://www.orbisgis.org/>
 * or contact directly:
 * info_at_ orbisgis.org
 */
package org.orbisgis.view.toc.actions.cui.legend.model;

import org.orbisgis.legend.thematic.LineParameters;
import org.orbisgis.legend.thematic.categorize.AbstractCategorizedLegend;

import javax.swing.*;
import java.text.NumberFormat;

/**
 * Dedicated key editor for interval classifications. It provides
 * a formatted field rather than a simple JTextField in order to
 * parse inputs efficiently
 * @author Alexis Guéganno
 */
public abstract class KeyEditorCategorized<U extends LineParameters> extends KeyEditorMappedLegend<Double, U> {

    private JFormattedTextField numberField;

    /**
     * Default constructor - instanciates the inned JFormattedTextField.
     */
    public KeyEditorCategorized(){
        numberField =new JFormattedTextField(NumberFormat.getNumberInstance());
        numberField.setActionCommand(EDIT);
        numberField.addActionListener(this);
    }

    @Override
    protected Double getNotUsedKey(Double prev){
        try{
            Double d = Double.valueOf(getField().getText());
            return d.equals(prev) ? prev :((AbstractCategorizedLegend)getLegend()).getNotUsedKey(d);
        } catch (NumberFormatException nfe){
            return prev;
        }
    }

    /**
     * Gets the associated JFormattedTextField
     * @return The associated JFormattedTextField
     */
    @Override
    public JFormattedTextField getField(){
        return numberField;
    }

}