1 /* ===========================================================
2  * JFreeChart : a free chart library for the Java(tm) platform
3  * ===========================================================
4  *
5  * (C) Copyright 2000-2013, by Object Refinery Limited and Contributors.
6  *
7  * Project Info:  http://www.jfree.org/jfreechart/index.html
8  *
9  * This library is free software; you can redistribute it and/or modify it
10  * under the terms of the GNU Lesser General Public License as published by
11  * the Free Software Foundation; either version 2.1 of the License, or
12  * (at your option) any later version.
13  *
14  * This library is distributed in the hope that it will be useful, but
15  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
17  * License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with this library; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
22  * USA.
23  *
24  * [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
25  * Other names may be trademarks of their respective owners.]
26  *
27  * -----------------
28  * CategoryTick.java
29  * -----------------
30  * (C) Copyright 2003-2008, by Object Refinery Limited.
31  *
32  * Original Author:  David Gilbert (for Object Refinery Limited);
33  * Contributor(s):   -;
34  *
35  * Changes
36  * -------
37  * 07-Nov-2003 : Version 1 (DG);
38  * 13-May-2004 : Added equals() method (DG);
39  *
40  */
41 
42 package org.jfree.chart.axis;
43 
44 import org.jfree.text.TextBlock;
45 import org.jfree.text.TextBlockAnchor;
46 import org.jfree.ui.TextAnchor;
47 import org.jfree.util.ObjectUtilities;
48 
49 /**
50  * A tick for a {@link CategoryAxis}.
51  */
52 public class CategoryTick extends Tick {
53 
54     /** The category. */
55     private Comparable category;
56 
57     /** The label. */
58     private TextBlock label;
59 
60     /** The label anchor. */
61     private TextBlockAnchor labelAnchor;
62 
63     /**
64      * Creates a new tick.
65      *
66      * @param category  the category.
67      * @param label  the label.
68      * @param labelAnchor  the label anchor.
69      * @param rotationAnchor  the rotation anchor.
70      * @param angle  the rotation angle (in radians).
71      */
CategoryTick(Comparable category, TextBlock label, TextBlockAnchor labelAnchor, TextAnchor rotationAnchor, double angle)72     public CategoryTick(Comparable category,
73                         TextBlock label,
74                         TextBlockAnchor labelAnchor,
75                         TextAnchor rotationAnchor,
76                         double angle) {
77 
78         super("", TextAnchor.CENTER, rotationAnchor, angle);
79         this.category = category;
80         this.label = label;
81         this.labelAnchor = labelAnchor;
82 
83     }
84 
85     /**
86      * Returns the category.
87      *
88      * @return The category.
89      */
getCategory()90     public Comparable getCategory() {
91         return this.category;
92     }
93 
94     /**
95      * Returns the label.
96      *
97      * @return The label.
98      */
getLabel()99     public TextBlock getLabel() {
100         return this.label;
101     }
102 
103     /**
104      * Returns the label anchor.
105      *
106      * @return The label anchor.
107      */
getLabelAnchor()108     public TextBlockAnchor getLabelAnchor() {
109         return this.labelAnchor;
110     }
111 
112     /**
113      * Tests this category tick for equality with an arbitrary object.
114      *
115      * @param obj  the object (<code>null</code> permitted).
116      *
117      * @return A boolean.
118      */
119     @Override
equals(Object obj)120     public boolean equals(Object obj) {
121         if (this == obj) {
122             return true;
123         }
124         if (obj instanceof CategoryTick && super.equals(obj)) {
125             CategoryTick that = (CategoryTick) obj;
126             if (!ObjectUtilities.equal(this.category, that.category)) {
127                 return false;
128             }
129             if (!ObjectUtilities.equal(this.label, that.label)) {
130                 return false;
131             }
132             if (!ObjectUtilities.equal(this.labelAnchor, that.labelAnchor)) {
133                 return false;
134            }
135             return true;
136         }
137         return false;
138     }
139 
140     /**
141      * Returns a hash code for this object.
142      *
143      * @return A hash code.
144      */
145     @Override
hashCode()146     public int hashCode() {
147         int result = 41;
148         result = 37 * result + this.category.hashCode();
149         result = 37 * result + this.label.hashCode();
150         result = 37 * result + this.labelAnchor.hashCode();
151         return result;
152     }
153 }
154