001 /**
002 * Copyright (C) 2007-2008, Jens Lehmann
003 *
004 * This file is part of DL-Learner.
005 *
006 * DL-Learner is free software; you can redistribute it and/or modify
007 * it under the terms of the GNU General Public License as published by
008 * the Free Software Foundation; either version 3 of the License, or
009 * (at your option) any later version.
010 *
011 * DL-Learner is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
014 * GNU General Public License for more details.
015 *
016 * You should have received a copy of the GNU General Public License
017 * along with this program. If not, see <http://www.gnu.org/licenses/>.
018 *
019 */
020
021 package org.dllearner.tools.ore;
022
023 import java.awt.Color;
024 import java.awt.Component;
025 import java.awt.GridBagConstraints;
026 import java.awt.GridBagLayout;
027 import java.awt.Insets;
028 import java.math.BigDecimal;
029
030 import javax.swing.JLabel;
031 import javax.swing.JList;
032 import javax.swing.JPanel;
033 import javax.swing.ListCellRenderer;
034
035 import org.dllearner.learningproblems.EvaluatedDescriptionPosNeg;
036
037 /**
038 * List cell renderer for 2 columns.
039 * @author Lorenz Buehmann
040 *
041 */
042 public class ColumnListCellRenderer extends JPanel implements ListCellRenderer {
043
044 private static final long serialVersionUID = 3024913291199515567L;
045 private ORE ore;
046
047
048 public ColumnListCellRenderer(ORE ore) {
049 this.ore = ore;
050 setOpaque(true);
051 }
052
053 public Component getListCellRendererComponent(JList list, Object value,
054 int index, boolean isSelected, boolean cellHasFocus) {
055
056 removeAll();
057
058 JLabel cor = new JLabel();
059 JLabel desc = new JLabel();
060 setLayout(new GridBagLayout());
061 desc.setText(((EvaluatedDescriptionPosNeg) value).getDescription().toManchesterSyntaxString(ore.getBaseURI(), ore.getPrefixes()));
062 //round accuracy to 2 digits
063 double accuracy = ((EvaluatedDescriptionPosNeg) value).getAccuracy();
064
065 BigDecimal roundedAccuracy = new BigDecimal(accuracy * 100);
066 roundedAccuracy = roundedAccuracy.setScale(2, BigDecimal.ROUND_HALF_UP);
067 cor.setText(roundedAccuracy.toString());
068 add(cor, new GridBagConstraints(0, 0, 1, 1, 0.1, 0.0, GridBagConstraints.LINE_END, GridBagConstraints.BOTH, new Insets(0, 0, 0, 0), 0, 0));//, BorderLayout.WEST);
069 add(desc, new GridBagConstraints(1, 0, 1, 1, 0.8, 0.0, GridBagConstraints.LINE_START, GridBagConstraints.BOTH, new Insets(0, 0, 0, 0), 0, 0));//, BorderLayout.EAST);
070
071 Color background;
072 Color foreground;
073
074 if (index % 2 == 0 && !isSelected) {
075 background = new Color(242, 242, 242);
076 foreground = Color.BLACK;
077
078 } else if(isSelected){
079
080 background = Color.LIGHT_GRAY;
081 foreground = Color.WHITE;
082 }else{
083 background = Color.WHITE;
084 foreground = Color.BLACK;
085 }
086
087 setForeground(foreground);
088 setBackground(background);
089
090 return this;
091 }
092
093 }