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JFreeChart: XY Series Demo 3
/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2004, 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., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ------------------
* XYSeriesDemo3.java
* ------------------
* (C) Copyright 2004, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* $Id: XYSeriesDemo3.java,v 1.6 2004/05/05 16:28:55 mungady Exp $
*
* Changes
* -------
* 03-Feb-2004 : Version 1 (DG);
*
*/
package org.jfree.chart.demo;
import java.awt.Color;
import java.awt.Font;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.IntervalMarker;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.plot.XYPlot;
import org.jfree.data.xy.IntervalXYDataset;
import org.jfree.data.xy.XYSeries;
import org.jfree.data.xy.XYSeriesCollection;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.Layer;
import org.jfree.ui.RectangleAnchor;
import org.jfree.ui.RefineryUtilities;
import org.jfree.ui.TextAnchor;
/**
* This demo shows a simple bar chart created using the {@link XYSeriesCollection} dataset.
*
*/
public class XYSeriesDemo3 extends ApplicationFrame {
/**
* Creates a new demo instance.
*
* @param title the frame title.
*/
public XYSeriesDemo3(final String title) {
super(title);
IntervalXYDataset dataset = createDataset();
JFreeChart chart = createChart(dataset);
final ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
setContentPane(chartPanel);
}
/**
* Creates a sample dataset.
*
* @return A sample dataset.
*/
private IntervalXYDataset createDataset() {
final XYSeries series = new XYSeries("Random Data");
series.add(1.0, 400.2);
series.add(5.0, 294.1);
series.add(4.0, 100.0);
series.add(12.5, 734.4);
series.add(17.3, 453.2);
series.add(21.2, 500.2);
series.add(21.9, null);
series.add(25.6, 734.4);
series.add(30.0, 453.2);
final XYSeriesCollection dataset = new XYSeriesCollection(series);
return dataset;
}
/**
* Creates a sample chart.
*
* @param dataset the dataset.
*
* @return A sample chart.
*/
private JFreeChart createChart(IntervalXYDataset dataset) {
final JFreeChart chart = ChartFactory.createXYBarChart(
"XY Series Demo",
"X",
false,
"Y",
dataset,
PlotOrientation.VERTICAL,
true,
true,
false
);
XYPlot plot = (XYPlot) chart.getPlot();
final IntervalMarker target = new IntervalMarker(400.0, 700.0);
target.setLabel("Target Range");
target.setLabelFont(new Font("SansSerif", Font.ITALIC, 11));
target.setLabelAnchor(RectangleAnchor.LEFT);
target.setLabelTextAnchor(TextAnchor.CENTER_LEFT);
target.setPaint(new Color(222, 222, 255, 128));
plot.addRangeMarker(target, Layer.BACKGROUND);
return chart;
}
// ****************************************************************************
// * JFREECHART DEVELOPER GUIDE *
// * The JFreeChart Developer Guide, written by David Gilbert, is available *
// * to purchase from Object Refinery Limited: *
// * *
// * http://www.object-refinery.com/jfreechart/guide.html *
// * *
// * Sales are used to provide funding for the JFreeChart project - please *
// * support us so that we can continue developing free software. *
// ****************************************************************************
/**
* Starting point for the demonstration application.
*
* @param args ignored.
*/
public static void main(final String[] args) {
final XYSeriesDemo3 demo = new XYSeriesDemo3("XY Series Demo 3");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
}
