001    /*
002     * Copyright (C) 2008-2010 by Holger Arndt
003     *
004     * This file is part of the Universal Java Matrix Package (UJMP).
005     * See the NOTICE file distributed with this work for additional
006     * information regarding copyright ownership and licensing.
007     *
008     * UJMP is free software; you can redistribute it and/or modify
009     * it under the terms of the GNU Lesser General Public License as
010     * published by the Free Software Foundation; either version 2
011     * of the License, or (at your option) any later version.
012     *
013     * UJMP is distributed in the hope that it will be useful,
014     * but WITHOUT ANY WARRANTY; without even the implied warranty of
015     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
016     * GNU Lesser General Public License for more details.
017     *
018     * You should have received a copy of the GNU Lesser General Public
019     * License along with UJMP; if not, write to the
020     * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
021     * Boston, MA  02110-1301  USA
022     */
023    
024    package org.ujmp.gui.actions;
025    
026    import javax.swing.Action;
027    import javax.swing.JComponent;
028    
029    import org.ujmp.core.Matrix;
030    import org.ujmp.core.MatrixFactory;
031    import org.ujmp.core.exceptions.MatrixException;
032    import org.ujmp.core.interfaces.GUIObject;
033    import org.ujmp.gui.MatrixGUIObject;
034    import org.ujmp.gui.util.GUIUtil;
035    
036    public class PascalMatrixAction extends AbstractMatrixAction {
037            private static final long serialVersionUID = -7304014036300004532L;
038    
039            public PascalMatrixAction(JComponent c, MatrixGUIObject m, GUIObject v) {
040                    super(c, m, v);
041                    putValue(Action.NAME, "Pascal Matrix");
042                    putValue(Action.SHORT_DESCRIPTION,
043                                    "creates a Pascal matrix with binomial coefficients");
044            }
045    
046            public Object call() throws MatrixException {
047                    int size = GUIUtil.getInt("Number of rows/columns", 1, 100);
048                    Matrix m = MatrixFactory.pascal(size, size);
049                    m.showGUI();
050                    return m;
051            }
052    }