JFreeChart: Moving Average Demo
/* ===========================================================
* 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.]
*
* ---------------------------
* MinMaxCategoryPlotDemo.java
* ---------------------------
* (C) Copyright 2002-2004, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* $Id: MinMaxCategoryPlotDemo.java,v 1.12 2004/04/30 08:10:43 mungady Exp $
*
* Changes
* -------
* 08-Aug-2002 : Demo for a renderer contributed by Tomer Peretz (DG);
* 11-Oct-2002 : Fixed errors reported by Checkstyle (DG);
*
*/
package org.jfree.chart.demo;
import java.awt.Color;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.CategoryPlot;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.renderer.category.MinMaxCategoryRenderer;
import org.jfree.data.category.DefaultCategoryDataset;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RefineryUtilities;
/**
* A simple demonstration application showing how to create a min/max category plot.
*
*/
public class MinMaxCategoryPlotDemo extends ApplicationFrame {
/**
* Creates a new demo.
*
* @param title the frame title.
*/
public MinMaxCategoryPlotDemo(final String title) {
super(title);
// create a dataset...
final DefaultCategoryDataset dataset = new DefaultCategoryDataset();
dataset.addValue(1.0, "First", "Category 1");
dataset.addValue(4.0, "First", "Category 2");
dataset.addValue(3.0, "First", "Category 3");
dataset.addValue(5.0, "First", "Category 4");
dataset.addValue(5.0, "First", "Category 5");
dataset.addValue(7.0, "First", "Category 6");
dataset.addValue(7.0, "First", "Category 7");
dataset.addValue(8.0, "First", "Category 8");
dataset.addValue(5.0, "Second", "Category 1");
dataset.addValue(7.0, "Second", "Category 2");
dataset.addValue(6.0, "Second", "Category 3");
dataset.addValue(8.0, "Second", "Category 4");
dataset.addValue(4.0, "Second", "Category 5");
dataset.addValue(4.0, "Second", "Category 6");
dataset.addValue(2.0, "Second", "Category 7");
dataset.addValue(1.0, "Second", "Category 8");
dataset.addValue(4.0, "Third", "Category 1");
dataset.addValue(3.0, "Third", "Category 2");
dataset.addValue(2.0, "Third", "Category 3");
dataset.addValue(3.0, "Third", "Category 4");
dataset.addValue(6.0, "Third", "Category 5");
dataset.addValue(3.0, "Third", "Category 6");
dataset.addValue(4.0, "Third", "Category 7");
dataset.addValue(3.0, "Third", "Category 8");
// create the chart...
final JFreeChart chart = ChartFactory.createBarChart(
"Min/Max Category Plot", // chart title
"Category", // domain axis label
"Value", // range axis label
dataset, // data
PlotOrientation.VERTICAL,
true, // include legend
true, // tooltips
false // urls
);
// NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART...
// set the background color for the chart...
chart.setBackgroundPaint(Color.yellow);
// get a reference to the plot for further customisation...
final CategoryPlot plot = chart.getCategoryPlot();
plot.setRenderer(new MinMaxCategoryRenderer());
// OPTIONAL CUSTOMISATION COMPLETED.
// add the chart to a panel...
final ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
setContentPane(chartPanel);
}
// ****************************************************************************
// * 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 MinMaxCategoryPlotDemo demo = new MinMaxCategoryPlotDemo(
"Min/Max Category Chart Demo"
);
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
}
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