Java tutorial
/******************************************************************************* * Copyright (c) 2004 - 2005 University Of British Columbia and others. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * * Contributors: * University Of British Columbia - initial API and implementation *******************************************************************************/ /* * Created on Jul 12, 2004 */ package org.eclipse.mylyn.tests.chart; import javax.swing.JFrame; import org.jfree.chart.*; import org.jfree.chart.plot.PlotOrientation; import org.jfree.data.CategoryDataset; import org.jfree.data.DatasetUtilities; public class ChartTest extends JFrame { private static final long serialVersionUID = 3256720663090640433L; public static void main(final String[] args) { final ChartTest demo = new ChartTest("Mylar Test"); demo.pack(); demo.setTitle("chart test"); demo.setVisible(true); } public ChartTest(final String title) { final CategoryDataset dataset = createCategoryDataset(); final JFreeChart chart = createChart(dataset); final ChartPanel chartPanel = new ChartPanel(chart); chartPanel.setPreferredSize(new java.awt.Dimension(500, 270)); super.setContentPane(chartPanel); } private JFreeChart createChart(final CategoryDataset dataset) { final JFreeChart chart = ChartFactory.createStackedBarChart("", // chart title "Eclipse Usage", // domain axis label "Time (minutes)", // range axis label dataset, // data PlotOrientation.VERTICAL, // the plot orientation true, // legend true, // tooltips false // urls ); return chart; } public static CategoryDataset createCategoryDataset() { final double[][] data = new double[][] { { 10.0, 4.0, 15.0, 14.0, 0, 0, 0 }, { 5.0, 7.0, 14.0, 3.0, 0, 0, 0 }, { 6.0, 17.0, 12.0, 7.0, 0, 0, 0 } }; String[] measurements = { "navigating", "editing", "other" }; String[] days = { "mon", "tue", "wed", "thu", "fri", "sat", "sun" }; return DatasetUtilities.createCategoryDataset(measurements, days, data); } }