?? watertemperaturedemo.java
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/* ======================================
* JFreeChart : a free Java chart library
* ======================================
*
* Project Info: http://www.jfree.org/jfreechart/index.html
* Project Lead: David Gilbert (david.gilbert@object-refinery.com);
*
* (C) Copyright 2000-2003, by Object Refinery Limited and Contributors.
*
* 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., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* -------------------------
* WaterTemperatureDemo.java
* -------------------------
* (C) Copyright 2003, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* $Id: WaterTemperatureDemo.java,v 1.5 2003/06/13 15:46:09 mungady Exp $
*
* Changes
* -------
* 17-Jan-2003 : Version 1 (DG);
*
*/
package org.jfree.chart.demo;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.StandardXYItemRenderer;
import org.jfree.chart.renderer.XYItemRenderer;
import org.jfree.data.XYDataset;
import org.jfree.data.XYSeries;
import org.jfree.data.XYSeriesCollection;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RefineryUtilities;
/**
* This demo shows the use of the {@link ReverseXYItemRenderer} to plot water temperature at
* various depths.
*
* @author David Gilbert
*/
public class WaterTemperatureDemo extends ApplicationFrame {
/**
* A demonstration application showing an XY series containing a null value.
*
* @param title the frame title.
*/
public WaterTemperatureDemo(String title) {
super(title);
XYDataset dataset = createDataset();
NumberAxis rangeAxis = new NumberAxis("Temperature");
rangeAxis.setRange(-0.55, -0.15);
NumberAxis domainAxis = new NumberAxis("Depth");
domainAxis.setInverted(true);
domainAxis.setRange(0.0, 35.0);
domainAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
XYItemRenderer renderer = new StandardXYItemRenderer();
XYPlot plot = new XYPlot(dataset, domainAxis, rangeAxis, renderer);
plot.setOrientation(PlotOrientation.HORIZONTAL);
JFreeChart chart = new JFreeChart("Water Temperature By Depth", plot);
ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
setContentPane(chartPanel);
}
/**
* Creates a sample dataset.
*
* @return The dataset.
*/
private XYDataset createDataset() {
XYSeries series = new XYSeries("Zone 1");
series.add(1.0, -0.5);
series.add(5.0, -0.5);
series.add(10.0, -0.4);
series.add(15.0, -0.4);
series.add(20.0, -0.3);
series.add(25.0, -0.3);
series.add(30.0, -0.2);
series.add(35.0, -0.2);
return new XYSeriesCollection(series);
}
/**
* Starting point for the demonstration application.
*
* @param args ignored.
*/
public static void main(String[] args) {
WaterTemperatureDemo demo = new WaterTemperatureDemo("Water Temperature Demo");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
}
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