/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2007, 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.]
*
* ------------------------------------
* StandardContourToolTipGenerator.java
* ------------------------------------
* (C) Copyright 2002-2007, by David M. O'Donnell and Contributors.
*
* Original Author: David M. O'Donnell;
* Contributor(s): David Gilbert (for Object Refinery Limited);
*
* Changes
* -------
* 23-Jan-2003 : Added standard header (DG);
* 21-Mar-2003 : Implemented Serializable (DG);
* 15-Jul-2004 : Switched the getZ() and getZValue() methods (DG);
* 19-Jan-2005 : Now accesses primitives only from dataset (DG);
*
*/
package org.jfree.chart.labels;
import java.io.Serializable;
import java.text.DecimalFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.xy.XYBlockRenderer;
import org.jfree.data.contour.ContourDataset;
/**
* A standard tooltip generator for plots that use data from an
* {@link ContourDataset}.
*
* @deprecated This class is no longer supported (as of version 1.0.4). If
* you are creating contour plots, please try to use {@link XYPlot} and
* {@link XYBlockRenderer}.
*/
public class StandardContourToolTipGenerator implements ContourToolTipGenerator,
Serializable {
/** For serialization. */
private static final long serialVersionUID = -1881659351247502711L;
/** The number formatter. */
private DecimalFormat valueForm = new DecimalFormat("##.###");
/**
* Generates a tooltip text item for a particular item within a series.
*
* @param data the dataset.
* @param item the item index (zero-based).
*
* @return The tooltip text.
*/
public String generateToolTip(ContourDataset data, int item) {
double x = data.getXValue(0, item);
double y = data.getYValue(0, item);
double z = data.getZValue(0, item);
String xString = null;
if (data.isDateAxis(0)) {
SimpleDateFormat formatter
= new java.text.SimpleDateFormat("MM/dd/yyyy hh:mm:ss");
StringBuffer strbuf = new StringBuffer();
strbuf = formatter.format(
new Date((long) x), strbuf, new java.text.FieldPosition(0)
);
xString = strbuf.toString();
}
else {
xString = this.valueForm.format(x);
}
if (!Double.isNaN(z)) {
return "X: " + xString
+ ", Y: " + this.valueForm.format(y)
+ ", Z: " + this.valueForm.format(z);
}
else {
return "X: " + xString
+ ", Y: " + this.valueForm.format(y)
+ ", Z: no data";
}
}
/**
* 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 StandardContourToolTipGenerator)) {
return false;
}
StandardContourToolTipGenerator that
= (StandardContourToolTipGenerator) obj;
if (this.valueForm != null) {
return this.valueForm.equals(that.valueForm);
}
return false;
}
}
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