001 /* ===========================================================
002 * JFreeChart : a free chart library for the Java(tm) platform
003 * ===========================================================
004 *
005 * (C) Copyright 2000-2007, 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 * ContourEntity.java
029 * ------------------
030 * (C) Copyright 2002-2007, by David M. O'Donnell and Contributors.
031 *
032 * Original Author: David M. O'Donnell;
033 * Contributor(s): David Gilbert (for Object Refinery Limited);
034 *
035 * Changes
036 * -------
037 * 26-Nov-2002 : Version 1 contributed by David M. O'Donnell (DG);
038 * 20-May-2004 : Added equals() and clone() methods and implemented
039 * Serializable (DG);
040 * ------------- JFREECHART 1.0.x ---------------------------------------------
041 * 02-Feb-2007 : Removed author tags all over JFreeChart sources (DG);
042 *
043 */
044
045 package org.jfree.chart.entity;
046
047 import java.awt.Shape;
048 import java.io.Serializable;
049
050 import org.jfree.chart.plot.XYPlot;
051 import org.jfree.chart.renderer.xy.XYBlockRenderer;
052
053 /**
054 * Represents an item on a contour chart.
055 *
056 * @deprecated This class is no longer supported (as of version 1.0.4). If
057 * you are creating contour plots, please try to use {@link XYPlot} and
058 * {@link XYBlockRenderer}.
059 */
060 public class ContourEntity extends ChartEntity
061 implements Cloneable, Serializable {
062
063 /** For serialization. */
064 private static final long serialVersionUID = 1249570520505992847L;
065
066 /** Holds the index into the dataset for this entity. */
067 private int index = -1;
068
069 /**
070 * Constructor for ContourEntity.
071 *
072 * @param area the area.
073 * @param toolTipText the tooltip text.
074 */
075 public ContourEntity(Shape area, String toolTipText) {
076 super(area, toolTipText);
077 }
078
079 /**
080 * Constructor for ContourEntity.
081 *
082 * @param area the area.
083 * @param toolTipText the tooltip text.
084 * @param urlText the URL text.
085 */
086 public ContourEntity(Shape area, String toolTipText, String urlText) {
087 super(area, toolTipText, urlText);
088 }
089
090 /**
091 * Returns the index.
092 *
093 * @return The index.
094 */
095 public int getIndex() {
096 return this.index;
097 }
098
099 /**
100 * Sets the index.
101 *
102 * @param index the index.
103 */
104 public void setIndex(int index) {
105 this.index = index;
106 }
107
108 /**
109 * Tests the entity for equality with an arbitrary object.
110 *
111 * @param obj the object (<code>null</code> permitted).
112 *
113 * @return A boolean.
114 */
115 public boolean equals(Object obj) {
116 if (obj == this) {
117 return true;
118 }
119 if (obj instanceof ContourEntity && super.equals(obj)) {
120 ContourEntity ce = (ContourEntity) obj;
121 if (this.index != ce.index) {
122 return false;
123 }
124 return true;
125 }
126 return false;
127 }
128
129 /**
130 * Returns a clone of the entity.
131 *
132 * @return A clone.
133 *
134 * @throws CloneNotSupportedException if cloning is not supported.
135 */
136 public Object clone() throws CloneNotSupportedException {
137 return super.clone();
138 }
139
140 }