001/* =========================================================== 002 * JFreeChart : a free chart library for the Java(tm) platform 003 * =========================================================== 004 * 005 * (C) Copyright 2000-2013, 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 * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 025 * Other names may be trademarks of their respective owners.] 026 * 027 * ------------------------------------ 028 * StandardContourToolTipGenerator.java 029 * ------------------------------------ 030 * (C) Copyright 2002-2008, 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 * 23-Jan-2003 : Added standard header (DG); 038 * 21-Mar-2003 : Implemented Serializable (DG); 039 * 15-Jul-2004 : Switched the getZ() and getZValue() methods (DG); 040 * 19-Jan-2005 : Now accesses primitives only from dataset (DG); 041 * 042 */ 043 044package org.jfree.chart.labels; 045 046import java.io.Serializable; 047import java.text.DecimalFormat; 048import java.text.SimpleDateFormat; 049import java.util.Date; 050 051import org.jfree.chart.plot.XYPlot; 052import org.jfree.chart.renderer.xy.XYBlockRenderer; 053import org.jfree.data.contour.ContourDataset; 054 055/** 056 * A standard tooltip generator for plots that use data from an 057 * {@link ContourDataset}. 058 * 059 * @deprecated This class is no longer supported (as of version 1.0.4). If 060 * you are creating contour plots, please try to use {@link XYPlot} and 061 * {@link XYBlockRenderer}. 062 */ 063public class StandardContourToolTipGenerator implements ContourToolTipGenerator, 064 Serializable { 065 066 /** For serialization. */ 067 private static final long serialVersionUID = -1881659351247502711L; 068 069 /** The number formatter. */ 070 private DecimalFormat valueForm = new DecimalFormat("##.###"); 071 072 /** 073 * Generates a tooltip text item for a particular item within a series. 074 * 075 * @param data the dataset. 076 * @param item the item index (zero-based). 077 * 078 * @return The tooltip text. 079 */ 080 @Override 081 public String generateToolTip(ContourDataset data, int item) { 082 083 double x = data.getXValue(0, item); 084 double y = data.getYValue(0, item); 085 double z = data.getZValue(0, item); 086 String xString; 087 088 if (data.isDateAxis(0)) { 089 SimpleDateFormat formatter 090 = new java.text.SimpleDateFormat("MM/dd/yyyy hh:mm:ss"); 091 StringBuffer strbuf = new StringBuffer(); 092 strbuf = formatter.format( 093 new Date((long) x), strbuf, new java.text.FieldPosition(0) 094 ); 095 xString = strbuf.toString(); 096 } 097 else { 098 xString = this.valueForm.format(x); 099 } 100 if (!Double.isNaN(z)) { 101 return "X: " + xString 102 + ", Y: " + this.valueForm.format(y) 103 + ", Z: " + this.valueForm.format(z); 104 } 105 else { 106 return "X: " + xString 107 + ", Y: " + this.valueForm.format(y) 108 + ", Z: no data"; 109 } 110 111 } 112 113 /** 114 * Tests if this object is equal to another. 115 * 116 * @param obj the other object. 117 * 118 * @return A boolean. 119 */ 120 @Override 121 public boolean equals(Object obj) { 122 if (obj == this) { 123 return true; 124 } 125 if (!(obj instanceof StandardContourToolTipGenerator)) { 126 return false; 127 } 128 StandardContourToolTipGenerator that 129 = (StandardContourToolTipGenerator) obj; 130 if (this.valueForm != null) { 131 return this.valueForm.equals(that.valueForm); 132 } 133 return false; 134 } 135 136}