?? xybarchartdemo.java
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/* ======================================
* JFreeChart : a free Java chart library
* ======================================
*
* Project Info: http://www.jfree.org/jfreechart/index.html
* Project Lead: David Gilbert (david.gilbert@object-refinery.com);
*
* (C) Copyright 2000-2003, by Object Refinery Limited and Contributors.
*
* 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.
*
* -------------------
* XYBarChartDemo.java
* -------------------
* (C) Copyright 2002, 2003, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* $Id: XYBarChartDemo.java,v 1.1 2003/06/30 12:11:16 mungady Exp $
*
* Changes
* -------
* 20-Jun-2002 : Version 1 (DG);
* 02-Jul-2002 : Removed unnecessary imports (DG);
* 24-Aug-2002 : Set preferred size for ChartPanel (DG);
* 11-Oct-2002 : Fixed issues reported by Checkstyle (DG);
*
*/
package org.jfree.chart.demo;
import java.awt.Color;
import java.awt.GradientPaint;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.labels.TimeSeriesToolTipGenerator;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.renderer.XYItemRenderer;
import org.jfree.data.time.TimeSeriesCollection;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RefineryUtilities;
/**
* A simple demonstration application showing how to create a vertical bar chart.
*
* @author David Gilbert
*/
public class XYBarChartDemo extends ApplicationFrame {
/**
* Constructs the demo application.
*
* @param title the frame title.
*/
public XYBarChartDemo(String title) {
super(title);
TimeSeriesCollection data = DemoDatasetFactory.createTimeSeriesCollection1();
data.setDomainIsPointsInTime(false);
JFreeChart chart = ChartFactory.createXYBarChart(
title,
"X",
"Y",
data,
PlotOrientation.VERTICAL,
true,
false,
false
);
// then customise it a little...
chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 1000, 0, Color.blue));
XYItemRenderer renderer = chart.getXYPlot().getRenderer();
renderer.setToolTipGenerator(new TimeSeriesToolTipGenerator());
// add the chart to a panel...
ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new java.awt.Dimension(500, 300));
setContentPane(chartPanel);
}
/**
* Starting point for the demonstration application.
*
* @param args ignored.
*/
public static void main(String[] args) {
XYBarChartDemo demo = new XYBarChartDemo("XY Bar Chart Demo");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
}
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