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JFreeChart: XY Area Chart Demo 2
/* ===========================================================
* 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.]
*
* ---------------------
* XYAreaChartDemo2.java
* ---------------------
* (C) Copyright 2002-2004, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* $Id: XYAreaChartDemo2.java,v 1.11 2004/05/11 14:56:17 mungady Exp $
*
* Changes
* -------
* 26-Nov-2002 : Version 1 (DG);
*
*/
package org.jfree.chart.demo;
import java.text.DecimalFormat;
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.labels.StandardXYToolTipGenerator;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.plot.XYPlot;
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;
/**
* A simple demonstration application showing how to create an area chart with a date axis for
* the domain values.
*
*/
public class XYAreaChartDemo2 extends ApplicationFrame {
/**
* Creates a new demo.
*
* @param title the frame title.
*/
public XYAreaChartDemo2(final String title) {
super(title);
final TimeSeries series1 = new TimeSeries("Random 1");
double value = 0.0;
Day day = new Day();
for (int i = 0; i < 200; i++) {
value = value + Math.random() - 0.5;
series1.add(day, value);
day = (Day) day.next();
}
final TimeSeriesCollection dataset = new TimeSeriesCollection(series1);
final JFreeChart chart = createChart(dataset);
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 chart.
*
* @param dataset the dataset.
*
* @return The chart.
*/
private JFreeChart createChart(final XYDataset dataset) {
final JFreeChart chart = ChartFactory.createXYAreaChart(
"XY Area Chart Demo 2",
"Time", "Value",
dataset,
PlotOrientation.VERTICAL,
true, // legend
true, // tool tips
false // URLs
);
final XYPlot plot = chart.getXYPlot();
final ValueAxis domainAxis = new DateAxis("Time");
domainAxis.setLowerMargin(0.0);
domainAxis.setUpperMargin(0.0);
plot.setDomainAxis(domainAxis);
plot.setForegroundAlpha(0.5f);
final XYItemRenderer renderer = plot.getRenderer();
renderer.setToolTipGenerator(
new StandardXYToolTipGenerator(
StandardXYToolTipGenerator.DEFAULT_TOOL_TIP_FORMAT,
new SimpleDateFormat("d-MMM-yyyy"), new DecimalFormat("#,##0.00")
)
);
return chart;
}
/**
* Starting point for the demonstration application.
*
* @param args ignored.
*/
public static void main(final String[] args) {
final XYAreaChartDemo2 demo = new XYAreaChartDemo2("XY Area Chart Demo 2");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
}
