itemlabelanchortable.java

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/* ======================================
 * JFreeChart : a free Java chart library
 * ======================================
 *
 * Project Info:  http://www.jfree.org/jfreechart/index.html
 * Project Lead:  David Gilbert ([e-mail]);
 *
 * (C) Copyright 2000-2003, by Object Refinery Limited and Contributors.
 *
 * This library is free software; you can redistribute it and/or modify it under the terms
 * of the GNU Lesser General Public License as published by the Free Software Foundation;
 * either version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License along with this
 * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * -------------------------
 * ItemLabelAnchorTable.java
 * -------------------------
 * (C) Copyright 2003 by Object Refinery Limited.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * $Id: ItemLabelAnchorTable.java,v 1.4 2003/07/23 15:42:13 mungady Exp $
 *
 * Changes
 * -------
 * 11-Jun-2003 : Version 1 (DG);
 */

package org.jfree.chart.renderer;

import java.io.Serializable;

import org.jfree.util.*;

/**
 * A table of item label anchors.
 *
 * @author David Gilbert
 */
public class ItemLabelAnchorTable extends ObjectTable implements Serializable {

    /**
     * Creates a new item label anchor table.
     */
    public ItemLabelAnchorTable() {
    }

    /**
     * Returns the ItemLabelAnchor object from a particular cell in the table.
     *
     * @param row  the row index (zero-based).
     * @param column  the column index (zero-based).
     *
     * @return The anchor.
     */
    public ItemLabelAnchor getAnchor(int row, int column) {

        return (ItemLabelAnchor) getObject(row, column);

    }

    /**
     * Sets the anchor for a cell in the table.  The table is expanded if necessary.
     *
     * @param row  the row index (zero-based).
     * @param column  the column index (zero-based).
     * @param anchor  the anchor.
     */
    public void setAnchor(int row, int column, ItemLabelAnchor anchor) {

        setObject(row, column, anchor);

    }

    /**
     * Tests this font table for equality with another object (typically also a font table).
     *
     * @param o  the other object.
     *
     * @return A font.
     */
    public boolean equals(Object o) {

        if (o instanceof ItemLabelAnchorTable) {
            return super.equals(o);
        }

        return false;

    }

}