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JFreeChart: Time Series Demo 9
/* ===========================================================
* 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.]
*
* --------------------
* TimeSeriesDemo9.java
* --------------------
* (C) Copyright 2003, 2004, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* $Id: TimeSeriesDemo9.java,v 1.11 2004/04/26 19:12:04 taqua Exp $
*
* Changes
* -------
* 11-Feb-2003 : Version 1 (DG);
*
*/
package org.jfree.chart.demo;
import java.awt.geom.Ellipse2D;
import java.awt.geom.GeneralPath;
import java.awt.geom.Rectangle2D;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.xy.StandardXYItemRenderer;
import org.jfree.chart.renderer.xy.XYItemRenderer;
import org.jfree.data.time.Day;
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;
/**
* An example of a time series chart.
*
*/
public class TimeSeriesDemo9 extends ApplicationFrame {
/**
* A demonstration application showing how to create a simple time series chart. This
* example uses monthly data.
*
* @param title the frame title.
*/
public TimeSeriesDemo9(final String title) {
super(title);
// create a title...
final String chartTitle = "Test";
final XYDataset dataset = createDataset();
final JFreeChart chart = ChartFactory.createTimeSeriesChart(
chartTitle,
"Date",
"Price Per Unit",
dataset,
true,
true,
false
);
// final StandardLegend sl = (StandardLegend) chart.getLegend();
// sl.setDisplaySeriesShapes(true);
final XYPlot plot = chart.getXYPlot();
final XYItemRenderer r = plot.getRenderer();
if (r instanceof StandardXYItemRenderer) {
final StandardXYItemRenderer renderer = (StandardXYItemRenderer) r;
renderer.setPlotShapes(true);
renderer.setShapesFilled(true);
renderer.setSeriesShape(0, new Ellipse2D.Double(-3.0, -3.0, 6.0, 6.0));
renderer.setSeriesShape(1, new Rectangle2D.Double(-3.0, -3.0, 6.0, 6.0));
final GeneralPath s2 = new GeneralPath();
s2.moveTo(0.0f, -3.0f);
s2.lineTo(3.0f, 3.0f);
s2.lineTo(-3.0f, 3.0f);
s2.closePath();
renderer.setSeriesShape(2, s2);
final GeneralPath s3 = new GeneralPath();
s3.moveTo(-1.0f, -3.0f);
s3.lineTo(1.0f, -3.0f);
s3.lineTo(1.0f, -1.0f);
s3.lineTo(3.0f, -1.0f);
s3.lineTo(3.0f, 1.0f);
s3.lineTo(1.0f, 1.0f);
s3.lineTo(1.0f, 3.0f);
s3.lineTo(-1.0f, 3.0f);
s3.lineTo(-1.0f, 1.0f);
s3.lineTo(-3.0f, 1.0f);
s3.lineTo(-3.0f, -1.0f);
s3.lineTo(-1.0f, -1.0f);
s3.closePath();
renderer.setSeriesShape(3, s3);
}
plot.getDomainAxis().setVisible(false);
plot.getRangeAxis().setVisible(false);
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. *
// ****************************************************************************
/**
* Creates a sample dataset.
*
* @return The dataset.
*/
public XYDataset createDataset() {
final TimeSeriesCollection dataset = new TimeSeriesCollection();
for (int i = 0; i < 4; i++) {
dataset.addSeries(createTimeSeries(i, 10));
}
return dataset;
}
/**
* Creates a time series containing random daily data.
*
* @param series the series index.
* @param count the number of items for the series.
*
* @return the dataset.
*/
public TimeSeries createTimeSeries(final int series, final int count) {
final TimeSeries result = new TimeSeries("Series " + series , Day.class);
Day start = new Day();
for (int i = 0; i < count; i++) {
result.add(start, Math.random());
start = (Day) start.next();
}
return result;
}
/**
* Starting point for the demonstration application.
*
* @param args ignored.
*/
public static void main(final String[] args) {
final TimeSeriesDemo9 demo = new TimeSeriesDemo9("Time Series Demo 9");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
}
