/*
 * 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 PURPOUSE. See the GNU
 * General Public License for more details.
 *
 * You should have recieved 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 j3d;

import java.io.Serializable;
import java.util.Vector;

/**
 * @author Jonas Forssell
 *
 * A simple two dimensional version of java.util.Vector
 * 
 */
public class XVector implements Serializable {

    Vector row, latest;
    int c_row;
    
    /**
     * 
     */
    public XVector() {
        super();
        // TODO Auto-generated constructor stub
        row = new Vector();
        latest = new Vector();
        row.add(latest);
        c_row = 0;
    }
    
    public void addRow() {
        latest = new Vector(); 
        row.add(latest);
        c_row++;
    }
    
    public void add(Object obj) {
        latest.add(obj);
    }

    public void removeElementAt(int r, int c) {
        ((Vector)row.elementAt(r)).removeElementAt(c);
    }
    
    public Object elementAt(int r, int c) {
        return ((Vector)row.elementAt(r)).elementAt(c);
    }
    
    public Object[][] toArray() {
        int nr,nc;
        Vector tmp;
        Object[][] out;
        
        nr = row.size();
        tmp = (Vector)row.elementAt(0);
        nc = tmp.size();
        
        out = new Object[nr][nc];
        
        for (int i=0; i<nr; i++) {
            tmp = (Vector)row.elementAt(i);
            out[i] = tmp.toArray();
        }
            
        return out;
    }

    public int rowsize() {
        return row.size();
    }

    public int colsize() {
        return ((Vector)row.elementAt(0)).size();
    }
}
