JFreeChart: High Low Chart Demo 2 with a moving average overlaid on top
/* ===========================================================
* 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.]
*
* ----------------------
* HighLowChartDemo2.java
* ----------------------
* (C) Copyright 2003, 2004, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* $Id: HighLowChartDemo2.java,v 1.7 2004/04/27 14:53:10 mungady Exp $
*
* Changes
* -------
* 03-Dec-2003 : Version 1 (DG);
*
*/
package org.jfree.chart.demo;
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.DateTickMarkPosition;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.xy.StandardXYItemRenderer;
import org.jfree.data.time.MovingAverage;
import org.jfree.data.xy.DefaultHighLowDataset;
import org.jfree.data.xy.XYDataset;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RefineryUtilities;
/**
* A demo showing a high-low-open-close chart with a moving average overlaid on top.
*
*/
public class HighLowChartDemo2 extends ApplicationFrame {
/**
* A demonstration application showing a high-low-open-close chart.
*
* @param title the frame title.
*/
public HighLowChartDemo2(final String title) {
super(title);
final DefaultHighLowDataset 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 sample dataset.
*
* @return a sample dataset.
*/
private DefaultHighLowDataset createDataset() {
return DemoDatasetFactory.createHighLowDataset();
}
/**
* Creates a sample chart.
*
* @param dataset a dataset.
*
* @return a sample chart.
*/
private JFreeChart createChart(final DefaultHighLowDataset dataset) {
final JFreeChart chart = ChartFactory.createHighLowChart(
"OHLC Demo 2",
"Time",
"Value",
dataset,
true
);
final DateAxis axis = (DateAxis) chart.getXYPlot().getDomainAxis();
axis.setTickMarkPosition(DateTickMarkPosition.MIDDLE);
final XYDataset dataset2 = MovingAverage.createMovingAverage(
dataset, "-MAVG", 3 * 24 * 60 * 60 * 1000L, 0L
);
final XYPlot plot = (XYPlot) chart.getPlot();
plot.setDataset(1, dataset2);
plot.setRenderer(1, new StandardXYItemRenderer());
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 HighLowChartDemo2 demo = new HighLowChartDemo2("OHLC Demo 2");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
}
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