* <tr> * <tr> * <tr> * <tr> * <tr> * <tr> * <tr> * </table> */ public class BoxAndWhiskerToolTipGenerator extends StandardCategoryToolTipGenerator implements CategoryToolTipGenerator, Cloneable, PublicCloneable, Serializable { /** For serialization. */ private static final long serialVersionUID = -6076837753823076334L; /** The default tooltip format string. */ public static final String DEFAULT_TOOL_TIP_FORMAT = "X: {1} Mean: {2} Median: {3} Min: {4} Max: {5} Q1: {6} Q3: {7} "; /** * Creates a default tool tip generator. */ public BoxAndWhiskerToolTipGenerator() { super(DEFAULT_TOOL_TIP_FORMAT, NumberFormat.getInstance()); } /** * Creates a tool tip formatter. * * @param format the tool tip format string. * @param formatter the formatter. */ public BoxAndWhiskerToolTipGenerator(String format, NumberFormat formatter) { super(format, formatter); } /** * Creates the array of items that can be passed to the * {@link MessageFormat} class for creating labels. * * @param dataset the dataset (<code>null not permitted). * @param series the series (zero-based index). * @param item the item (zero-based index). * * @return The items (never <code>null). */ protected Object[] createItemArray(CategoryDataset dataset, int series, int item) { Object[] result = new Object[8]; result[0] = dataset.getRowKey(series); Number y = dataset.getValue(series, item); NumberFormat formatter = getNumberFormat(); result[1] = formatter.format(y); if (dataset instanceof BoxAndWhiskerCategoryDataset) { BoxAndWhiskerCategoryDataset d = (BoxAndWhiskerCategoryDataset) dataset; result[2] = formatter.format(d.getMeanValue(series, item)); result[3] = formatter.format(d.getMedianValue(series, item)); result[4] = formatter.format(d.getMinRegularValue(series, item)); result[5] = formatter.format(d.getMaxRegularValue(series, item)); result[6] = formatter.format(d.getQ1Value(series, item)); result[7] = formatter.format(d.getQ3Value(series, item)); } return result; } /** * Tests if this object is equal to another. * * @param obj the other object. * * @return A boolean. */ public boolean equals(Object obj) { if (obj == this) { return true; } if (obj instanceof BoxAndWhiskerToolTipGenerator) { return super.equals(obj); } return false; } }

	jfreechart example source code file (BoxAndWhiskerToolTipGenerator.java) This example jfreechart source code file (BoxAndWhiskerToolTipGenerator.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM. Java - jfreechart tags/keywords boxandwhiskercategorydataset, boxandwhiskercategorydataset, boxandwhiskertooltipgenerator, boxandwhiskertooltipgenerator, default_tool_tip_format, io, max, median, number, numberformat, numberformat, object, object, q3, serializable, text The jfreechart BoxAndWhiskerToolTipGenerator.java source code /* =========================================================== * JFreeChart : a free chart library for the Java(tm) platform * =========================================================== * * (C) Copyright 2000-2008, 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. * * [Java is a trademark or registered trademark of Sun Microsystems, Inc. * in the United States and other countries.] * * ------------------------------------ * BoxAndWhiskerToolTipGenerator.java * ------------------------------------ * (C) Copyright 2004-2008, by David Browning and Contributors. * * Original Author: David Gilbert (for Object Refinery Limited); * Contributor(s): -; * * Changes * ------- * 02-Jun-2004 : Version 1 (DG); * 23-Mar-2005 : Implemented PublicCloneable (DG); * */ package org.jfree.chart.labels; import java.io.Serializable; import java.text.MessageFormat; import java.text.NumberFormat; import org.jfree.data.category.CategoryDataset; import org.jfree.data.statistics.BoxAndWhiskerCategoryDataset; import org.jfree.util.PublicCloneable; /** * An item label generator for plots that use data from a * {@link BoxAndWhiskerCategoryDataset}. * <P> * The tooltip text and item label text are composed using a * {@link java.text.MessageFormat} object, that can aggregate some or all of * the following string values into a message. * <table> * <tr>	0	Series Name
1	X (value or date)
2	Mean
3	Median
4	Minimum
5	Maximum
6	Quartile 1
7	Quartile 3

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