    001    /* ===========================================================
    002     * JFreeChart : a free chart library for the Java(tm) platform
    003     * ===========================================================
    004     *
    005     * (C) Copyright 2000-2007, by Object Refinery Limited and Contributors.
    006     *
    007     * Project Info:  http://www.jfree.org/jfreechart/index.html
    008     *
    009     * This library is free software; you can redistribute it and/or modify it
    010     * under the terms of the GNU Lesser General Public License as published by
    011     * the Free Software Foundation; either version 2.1 of the License, or
    012     * (at your option) any later version.
    013     *
    014     * This library is distributed in the hope that it will be useful, but
    015     * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
    016     * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
    017     * License for more details.
    018     *
    019     * You should have received a copy of the GNU Lesser General Public
    020     * License along with this library; if not, write to the Free Software
    021     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
    022     * USA.
    023     *
    024     * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
    025     * in the United States and other countries.]
    026     *
    027     * -------------------------
    028     * TimeSeriesChartDemo1.java
    029     * -------------------------
    030     * (C) Copyright 2003-2007, by Object Refinery Limited and Contributors.
    031     *
    032     * Original Author:  David Gilbert (for Object Refinery Limited);
    033     * Contributor(s):   ;
    034     *
    035     * Changes
    036     * -------
    037     * 09-Mar-2005 : Version 1, copied from the demo collection that ships with
    038     *               the JFreeChart Developer Guide (DG);
    039     *
    040     */
    041
    042    package org.jfree.chart.demo;
    043
    044    import java.awt.Color;
    045    import java.text.SimpleDateFormat;
    046
    047    import javax.swing.JPanel;
    048
    049    import org.jfree.chart.ChartFactory;
    050    import org.jfree.chart.ChartPanel;
    051    import org.jfree.chart.JFreeChart;
    052    import org.jfree.chart.axis.DateAxis;
    053    import org.jfree.chart.plot.XYPlot;
    054    import org.jfree.chart.renderer.xy.XYItemRenderer;
    055    import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
    056    import org.jfree.data.time.Month;
    057    import org.jfree.data.time.TimeSeries;
    058    import org.jfree.data.time.TimeSeriesCollection;
    059    import org.jfree.data.xy.XYDataset;
    060    import org.jfree.ui.ApplicationFrame;
    061    import org.jfree.ui.RectangleInsets;
    062    import org.jfree.ui.RefineryUtilities;
    063
    064    /**
    065     * An example of a time series chart.  For the most part, default settings are
    066     * used, except that the renderer is modified to show filled shapes (as well as
    067     * lines) at each data point.
    068     */
    069    public class TimeSeriesChartDemo1 extends ApplicationFrame {
    070
    071        /**
    072         * A demonstration application showing how to create a simple time series
    073         * chart.  This example uses monthly data.
    074         *
    075         * @param title  the frame title.
    076         */
    077        public TimeSeriesChartDemo1(String title) {
    078            super(title);
    079            ChartPanel chartPanel = (ChartPanel) createDemoPanel();
    080            chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
    081            chartPanel.setMouseZoomable(true, false);
    082            setContentPane(chartPanel);
    083        }
    084
    085        /**
    086         * Creates a chart.
    087         *
    088         * @param dataset  a dataset.
    089         *
    090         * @return A chart.
    091         */
    092        private static JFreeChart createChart(XYDataset dataset) {
    093
    094            JFreeChart chart = ChartFactory.createTimeSeriesChart(
    095                "Legal & General Unit Trust Prices",  // title
    096                "Date",             // x-axis label
    097                "Price Per Unit",   // y-axis label
    098                dataset,            // data
    099                true,               // create legend?
    100                true,               // generate tooltips?
    101                false               // generate URLs?
    102            );
    103
    104            chart.setBackgroundPaint(Color.white);
    105
    106            XYPlot plot = (XYPlot) chart.getPlot();
    107            plot.setBackgroundPaint(Color.lightGray);
    108            plot.setDomainGridlinePaint(Color.white);
    109            plot.setRangeGridlinePaint(Color.white);
    110            plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    111            plot.setDomainCrosshairVisible(true);
    112            plot.setRangeCrosshairVisible(true);
    113
    114            XYItemRenderer r = plot.getRenderer();
    115            if (r instanceof XYLineAndShapeRenderer) {
    116                XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
    117                renderer.setBaseShapesVisible(true);
    118                renderer.setBaseShapesFilled(true);
    119            }
    120
    121            DateAxis axis = (DateAxis) plot.getDomainAxis();
    122            axis.setDateFormatOverride(new SimpleDateFormat("MMM-yyyy"));
    123
    124            return chart;
    125
    126        }
    127
    128        /**
    129         * Creates a dataset, consisting of two series of monthly data.
    130         *
    131         * @return The dataset.
    132         */
    133        private static XYDataset createDataset() {
    134
    135            TimeSeries s1 = new TimeSeries("L&G European Index Trust", Month.class);
    136            s1.add(new Month(2, 2001), 181.8);
    137            s1.add(new Month(3, 2001), 167.3);
    138            s1.add(new Month(4, 2001), 153.8);
    139            s1.add(new Month(5, 2001), 167.6);
    140            s1.add(new Month(6, 2001), 158.8);
    141            s1.add(new Month(7, 2001), 148.3);
    142            s1.add(new Month(8, 2001), 153.9);
    143            s1.add(new Month(9, 2001), 142.7);
    144            s1.add(new Month(10, 2001), 123.2);
    145            s1.add(new Month(11, 2001), 131.8);
    146            s1.add(new Month(12, 2001), 139.6);
    147            s1.add(new Month(1, 2002), 142.9);
    148            s1.add(new Month(2, 2002), 138.7);
    149            s1.add(new Month(3, 2002), 137.3);
    150            s1.add(new Month(4, 2002), 143.9);
    151            s1.add(new Month(5, 2002), 139.8);
    152            s1.add(new Month(6, 2002), 137.0);
    153            s1.add(new Month(7, 2002), 132.8);
    154
    155            TimeSeries s2 = new TimeSeries("L&G UK Index Trust", Month.class);
    156            s2.add(new Month(2, 2001), 129.6);
    157            s2.add(new Month(3, 2001), 123.2);
    158            s2.add(new Month(4, 2001), 117.2);
    159            s2.add(new Month(5, 2001), 124.1);
    160            s2.add(new Month(6, 2001), 122.6);
    161            s2.add(new Month(7, 2001), 119.2);
    162            s2.add(new Month(8, 2001), 116.5);
    163            s2.add(new Month(9, 2001), 112.7);
    164            s2.add(new Month(10, 2001), 101.5);
    165            s2.add(new Month(11, 2001), 106.1);
    166            s2.add(new Month(12, 2001), 110.3);
    167            s2.add(new Month(1, 2002), 111.7);
    168            s2.add(new Month(2, 2002), 111.0);
    169            s2.add(new Month(3, 2002), 109.6);
    170            s2.add(new Month(4, 2002), 113.2);
    171            s2.add(new Month(5, 2002), 111.6);
    172            s2.add(new Month(6, 2002), 108.8);
    173            s2.add(new Month(7, 2002), 101.6);
    174
    175            // ******************************************************************
    176            //  More than 150 demo applications are included with the JFreeChart
    177            //  Developer Guide...for more information, see:
    178            //
    179            //  >   http://www.object-refinery.com/jfreechart/guide.html
    180            //
    181            // ******************************************************************
    182
    183            TimeSeriesCollection dataset = new TimeSeriesCollection();
    184            dataset.addSeries(s1);
    185            dataset.addSeries(s2);
    186
    187            return dataset;
    188
    189        }
    190
    191        /**
    192         * Creates a panel for the demo (used by SuperDemo.java).
    193         *
    194         * @return A panel.
    195         */
    196        public static JPanel createDemoPanel() {
    197            JFreeChart chart = createChart(createDataset());
    198            return new ChartPanel(chart);
    199        }
    200
    201        /**
    202         * Starting point for the demonstration application.
    203         *
    204         * @param args  ignored.
    205         */
    206        public static void main(String[] args) {
    207
    208            TimeSeriesChartDemo1 demo = new TimeSeriesChartDemo1(
    209                    "Time Series Chart Demo 1");
    210            demo.pack();
    211            RefineryUtilities.centerFrameOnScreen(demo);
    212            demo.setVisible(true);
    213
    214        }
    215
    216    }