/* ===========================================================
 
* JFreeChart : a free chart library for the Java(tm) platform
 
* ===========================================================
 
*
 
* (C) Copyright 2000-2016, 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., 51 Franklin Street, Fifth Floor, Boston, MA
  
02110-1301,
 
* USA.
 
*
 
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
 
* Other names may be trademarks of their respective owners.]
 
*
 
* -------------
 
* DateTick.java
 
* -------------
 
* (C) Copyright 2003-2016, by Object Refinery Limited.
 
*
 
* Original Author:
  
David Gilbert (for Object Refinery Limited);
 
* Contributor(s):
   
Peter Kolb (patch 1934255);
 
*
                   
Andrew Mickish (patch 1870189);
 
*
 
* Changes
 
* -------
 
* 07-Nov-2003 : Version 1 (DG);
 
* 13-May-2004 : Added equals() method (DG);
 
* 25-Sep-2008 : Added minor tick support, see patch 1934255 by Peter Kolb (DG);
 
*
 
*/

package org.jfree.chart.axis;

import java.util.Date;
import org.jfree.chart.ui.TextAnchor;
import org.jfree.chart.util.ObjectUtils;

import org.jfree.chart.util.Args;

/**
 
* 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) {
        
this(TickType.MAJOR, date, label, textAnchor, rotationAnchor, angle);
    
}

    
/**
     
* Creates a new date tick.
     
*
     
* @param tickType the tick type ({@code null} not permitted).
     
* @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).
     
*
     
* @since 1.0.12
     
*/

    
public DateTick(TickType tickType, Date date, String label,
                    
TextAnchor textAnchor, TextAnchor rotationAnchor,
                    
double angle) {
        
super(tickType, date.getTime(), label, textAnchor, rotationAnchor,
                
angle);
        
Args.nullNotPermitted(tickType, "tickType");
        
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} permitted).
     
*
     
* @return A boolean.
     
*/

    
@Override
    
public boolean equals(Object obj) {
        
if (obj == this) {
            
return true;
        
}
        
if (!(obj instanceof DateTick)) {
            
return false;
        
}
        
DateTick that = (DateTick) obj;
        
if (!ObjectUtils.equal(this.date, that.date)) {
            
return false;
        
}
        
return super.equals(obj);
    
}

    
/**
     
* Returns a hash code for this object.
     
*
     
* @return A hash code.
     
*/
    
@Override
    
public int hashCode() {
        
return this.date.hashCode();
    
}

}