001 /* =========================================================== 002 * JFreeChart : a free chart library for the Java(tm) platform 003 * =========================================================== 004 * 005 * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors. 006 * 007 * Project Info: http://www.jfree.org/jfreechart/index.html 008 * 009 * This library is free software; you can redistribute it and/or modify it 010 * under the terms of the GNU Lesser General Public License as published by 011 * the Free Software Foundation; either version 2.1 of the License, or 012 * (at your option) any later version. 013 * 014 * This library is distributed in the hope that it will be useful, but 015 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 016 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 017 * License for more details. 018 * 019 * You should have received a copy of the GNU Lesser General Public 020 * License along with this library; if not, write to the Free Software 021 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 022 * USA. 023 * 024 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 025 * in the United States and other countries.] 026 * 027 * ----------------- 028 * CategoryTick.java 029 * ----------------- 030 * (C) Copyright 2003, 2004, by Object Refinery Limited. 031 * 032 * Original Author: David Gilbert (for Object Refinery Limited); 033 * Contributor(s): -; 034 * 035 * $Id: CategoryTick.java,v 1.4.2.1 2005/10/25 20:37:34 mungady Exp $ 036 * 037 * Changes 038 * ------- 039 * 07-Nov-2003 : Version 1 (DG); 040 * 13-May-2004 : Added equals() method (DG); 041 * 042 */ 043 044 package org.jfree.chart.axis; 045 046 import org.jfree.text.TextBlock; 047 import org.jfree.text.TextBlockAnchor; 048 import org.jfree.ui.TextAnchor; 049 import org.jfree.util.ObjectUtilities; 050 051 /** 052 * A tick for a {@link CategoryAxis}. 053 */ 054 public class CategoryTick extends Tick { 055 056 /** The category. */ 057 private Comparable category; 058 059 /** The label. */ 060 private TextBlock label; 061 062 /** The label anchor. */ 063 private TextBlockAnchor labelAnchor; 064 065 /** 066 * Creates a new tick. 067 * 068 * @param category the category. 069 * @param label the label. 070 * @param labelAnchor the label anchor. 071 * @param rotationAnchor the rotation anchor. 072 * @param angle the rotation angle (in radians). 073 */ 074 public CategoryTick(Comparable category, 075 TextBlock label, 076 TextBlockAnchor labelAnchor, 077 TextAnchor rotationAnchor, 078 double angle) { 079 080 super("", TextAnchor.CENTER, rotationAnchor, angle); 081 this.category = category; 082 this.label = label; 083 this.labelAnchor = labelAnchor; 084 085 } 086 087 /** 088 * Returns the category. 089 * 090 * @return The category. 091 */ 092 public Comparable getCategory() { 093 return this.category; 094 } 095 096 /** 097 * Returns the label. 098 * 099 * @return The label. 100 */ 101 public TextBlock getLabel() { 102 return this.label; 103 } 104 105 /** 106 * Returns the label anchor. 107 * 108 * @return The label anchor. 109 */ 110 public TextBlockAnchor getLabelAnchor() { 111 return this.labelAnchor; 112 } 113 114 /** 115 * Tests this category tick for equality with an arbitrary object. 116 * 117 * @param obj the object (<code>null</code> permitted). 118 * 119 * @return A boolean. 120 */ 121 public boolean equals(Object obj) { 122 if (this == obj) { 123 return true; 124 } 125 if (obj instanceof CategoryTick && super.equals(obj)) { 126 CategoryTick that = (CategoryTick) obj; 127 if (!ObjectUtilities.equal(this.category, that.category)) { 128 return false; 129 } 130 if (!ObjectUtilities.equal(this.label, that.label)) { 131 return false; 132 } 133 if (!ObjectUtilities.equal(this.labelAnchor, that.labelAnchor)) { 134 return false; 135 } 136 return true; 137 } 138 return false; 139 } 140 141 /** 142 * Returns a hash code for this object. 143 * 144 * @return A hash code. 145 */ 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 }