JFreeChart: Time Series Demo 6 with all zero data
/* ===========================================================
* 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.]
*
* --------------------
* TimeSeriesDemo6.java
* --------------------
* (C) Copyright 2002-2004, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* $Id: TimeSeriesDemo6.java,v 1.11 2004/04/26 19:12:03 taqua Exp $
*
* Changes
* -------
* 08-Apr-2002 : Version 1 (DG);
* 25-Jun-2002 : Removed unnecessary import (DG);
*
*/
package org.jfree.chart.demo;
import java.text.SimpleDateFormat;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.DateAxis;
import org.jfree.chart.axis.ValueAxis;
import org.jfree.chart.plot.XYPlot;
import org.jfree.data.time.Month;
import org.jfree.data.time.TimeSeries;
import org.jfree.data.time.TimeSeriesCollection;
import org.jfree.data.xy.XYDataset;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RefineryUtilities;
/**
* A time series chart with all zero data. When the data range is zero, you may want to modify
* the default behaviour of the range axis.
*
*/
public class TimeSeriesDemo6 extends ApplicationFrame {
/**
* Creates a new instance.
*
* @param title the frame title.
*/
public TimeSeriesDemo6(final String title) {
super(title);
final XYDataset dataset = createDataset();
final JFreeChart chart = createChart(dataset);
final ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
setContentPane(chartPanel);
}
/**
* Creates a chart.
*
* @param dataset the dataset.
*
* @return a chart.
*/
private JFreeChart createChart(final XYDataset dataset) {
final JFreeChart chart = ChartFactory.createTimeSeriesChart(
"Time Series Demo 6",
"Date",
"Value",
dataset,
true,
true,
false
);
final XYPlot plot = chart.getXYPlot();
final DateAxis axis = (DateAxis) plot.getDomainAxis();
axis.setDateFormatOverride(new SimpleDateFormat("MMM-yyyy"));
final ValueAxis rangeAxis = plot.getRangeAxis();
rangeAxis.setAutoRangeMinimumSize(1.0);
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. *
// ****************************************************************************
/**
* Creates a dataset, consisting of two series of monthly data.
*
* @return the dataset.
*/
public XYDataset createDataset() {
final double value = 0.0;
final TimeSeries s1 = new TimeSeries("Series 1", Month.class);
s1.add(new Month(2, 2001), value);
s1.add(new Month(3, 2001), value);
s1.add(new Month(4, 2001), value);
s1.add(new Month(5, 2001), value);
s1.add(new Month(6, 2001), value);
s1.add(new Month(7, 2001), value);
s1.add(new Month(8, 2001), value);
s1.add(new Month(9, 2001), value);
s1.add(new Month(10, 2001), value);
s1.add(new Month(11, 2001), value);
s1.add(new Month(12, 2001), value);
s1.add(new Month(1, 2002), value);
s1.add(new Month(2, 2002), value);
s1.add(new Month(3, 2002), value);
s1.add(new Month(4, 2002), value);
s1.add(new Month(5, 2002), value);
s1.add(new Month(6, 2002), value);
s1.add(new Month(7, 2002), value);
final TimeSeriesCollection dataset = new TimeSeriesCollection();
dataset.addSeries(s1);
return dataset;
}
/**
* Starting point for the demonstration application.
*
* @param args ignored.
*/
public static void main(final String[] args) {
final TimeSeriesDemo6 demo = new TimeSeriesDemo6("Time Series Demo 6");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
}
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