/* ===========================================================

 * JFreeChart : a free chart library for the Java(tm) platform

 * ===========================================================

 *

 * (C) Copyright 2000-2004, by Object Refinery Limited and Contributors.

 *

 * Project Info:  http://www.jfree.org/jfreechart/index.html

 *

 * 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.

 *

 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 

 * in the United States and other countries.]

 *

 * -------------

 * DateTick.java

 * -------------

 * (C) Copyright 2003, 2004, by Object Refinery Limited.

 *

 * Original Author:  David Gilbert (for Object Refinery Limited);

 * Contributor(s):   -;

 *

 * $Id: DateTick.java,v 1.1 2004/08/31 14:30:23 mungady Exp $

 *

 * Changes

 * -------

 * 07-Nov-2003 : Version 1 (DG);

 * 13-May-2004 : Added equals() method (DG);

 *

 */



package org.jfree.chart.axis;



import java.util.Date;



import org.jfree.ui.TextAnchor;

import org.jfree.util.ObjectUtils;



/**

 * A tick used by the {@link DateAxis} class.

 */

public class DateTick extends ValueTick {



    /** The date. */

    private Date date;

    

    /**

     * Creates a new date tick.

     * 

     * @param date  the date.

     * @param label  the label.

     * @param textAnchor  the part of the label that is aligned to the anchor point.

     * @param rotationAnchor  defines the rotation point relative to the text.

     * @param angle  the rotation angle (in radians).

     */

    public DateTick(Date date, String label,

                    TextAnchor textAnchor, TextAnchor rotationAnchor, double angle) {

                        

        super(date.getTime(), label, textAnchor, rotationAnchor, angle);

        this.date = date;

            

    }

    

    /**

     * Returns the date.

     * 

     * @return the date.

     */

    public Date getDate() {

        return this.date;

    }



    /**

     * Tests this tick for equality with an arbitrary object.

     * 

     * @param obj  the object to test (<code>null</code> permitted).

     * 

     * @return A boolean.

     */

    public boolean equals(Object obj) {

        if (obj == this) {

            return true;   

        }

        if (obj instanceof DateTick && super.equals(obj)) {

            DateTick dt = (DateTick) obj;

            if (!ObjectUtils.equal(this.date, dt.date)) {

                return false;   

            }

            return true;

        }

        return false;

    }

    

}

