    001    /* ===========================================================
    002     * JFreeChart : a free chart library for the Java(tm) platform
    003     * ===========================================================
    004     *
    005     * (C) Copyright 2000-2011, 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     * [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
    025     * Other names may be trademarks of their respective owners.]
    026     *
    027     * -------------------------
    028     * TimeSeriesChartDemo1.java
    029     * -------------------------
    030     * (C) Copyright 2003-2011, 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.StandardChartTheme;
    053    import org.jfree.chart.axis.DateAxis;
    054    import org.jfree.chart.plot.XYPlot;
    055    import org.jfree.chart.renderer.xy.XYItemRenderer;
    056    import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
    057    import org.jfree.data.time.Month;
    058    import org.jfree.data.time.TimeSeries;
    059    import org.jfree.data.time.TimeSeriesCollection;
    060    import org.jfree.data.xy.XYDataset;
    061    import org.jfree.ui.ApplicationFrame;
    062    import org.jfree.ui.RectangleInsets;
    063    import org.jfree.ui.RefineryUtilities;
    064
    065    /**
    066     * An example of a time series chart.  For the most part, default settings are
    067     * used, except that the renderer is modified to show filled shapes (as well as
    068     * lines) at each data point.
    069     */
    070    public class TimeSeriesChartDemo1 extends ApplicationFrame {
    071
    072        private static final long serialVersionUID = 1L;
    073
    074        {
    075            // set a theme using the new shadow generator feature available in
    076            // 1.0.14 - for backwards compatibility it is not enabled by default
    077            ChartFactory.setChartTheme(new StandardChartTheme("JFree/Shadow",
    078                    true));
    079        }
    080
    081        /**
    082         * A demonstration application showing how to create a simple time series
    083         * chart.  This example uses monthly data.
    084         *
    085         * @param title  the frame title.
    086         */
    087        public TimeSeriesChartDemo1(String title) {
    088            super(title);
    089            ChartPanel chartPanel = (ChartPanel) createDemoPanel();
    090            chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
    091            setContentPane(chartPanel);
    092        }
    093
    094        /**
    095         * Creates a chart.
    096         *
    097         * @param dataset  a dataset.
    098         *
    099         * @return A chart.
    100         */
    101        private static JFreeChart createChart(XYDataset dataset) {
    102
    103            JFreeChart chart = ChartFactory.createTimeSeriesChart(
    104                "Legal & General Unit Trust Prices",  // title
    105                "Date",             // x-axis label
    106                "Price Per Unit",   // y-axis label
    107                dataset,            // data
    108                true,               // create legend?
    109                true,               // generate tooltips?
    110                false               // generate URLs?
    111            );
    112
    113            chart.setBackgroundPaint(Color.white);
    114
    115            XYPlot plot = (XYPlot) chart.getPlot();
    116            plot.setBackgroundPaint(Color.lightGray);
    117            plot.setDomainGridlinePaint(Color.white);
    118            plot.setRangeGridlinePaint(Color.white);
    119            plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    120            plot.setDomainCrosshairVisible(true);
    121            plot.setRangeCrosshairVisible(true);
    122
    123            XYItemRenderer r = plot.getRenderer();
    124            if (r instanceof XYLineAndShapeRenderer) {
    125                XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
    126                renderer.setBaseShapesVisible(true);
    127                renderer.setBaseShapesFilled(true);
    128                renderer.setDrawSeriesLineAsPath(true);
    129            }
    130
    131            DateAxis axis = (DateAxis) plot.getDomainAxis();
    132            axis.setDateFormatOverride(new SimpleDateFormat("MMM-yyyy"));
    133
    134            return chart;
    135
    136        }
    137
    138        /**
    139         * Creates a dataset, consisting of two series of monthly data.
    140         *
    141         * @return The dataset.
    142         */
    143        private static XYDataset createDataset() {
    144
    145            TimeSeries s1 = new TimeSeries("L&G European Index Trust");
    146            s1.add(new Month(2, 2001), 181.8);
    147            s1.add(new Month(3, 2001), 167.3);
    148            s1.add(new Month(4, 2001), 153.8);
    149            s1.add(new Month(5, 2001), 167.6);
    150            s1.add(new Month(6, 2001), 158.8);
    151            s1.add(new Month(7, 2001), 148.3);
    152            s1.add(new Month(8, 2001), 153.9);
    153            s1.add(new Month(9, 2001), 142.7);
    154            s1.add(new Month(10, 2001), 123.2);
    155            s1.add(new Month(11, 2001), 131.8);
    156            s1.add(new Month(12, 2001), 139.6);
    157            s1.add(new Month(1, 2002), 142.9);
    158            s1.add(new Month(2, 2002), 138.7);
    159            s1.add(new Month(3, 2002), 137.3);
    160            s1.add(new Month(4, 2002), 143.9);
    161            s1.add(new Month(5, 2002), 139.8);
    162            s1.add(new Month(6, 2002), 137.0);
    163            s1.add(new Month(7, 2002), 132.8);
    164
    165            TimeSeries s2 = new TimeSeries("L&G UK Index Trust");
    166            s2.add(new Month(2, 2001), 129.6);
    167            s2.add(new Month(3, 2001), 123.2);
    168            s2.add(new Month(4, 2001), 117.2);
    169            s2.add(new Month(5, 2001), 124.1);
    170            s2.add(new Month(6, 2001), 122.6);
    171            s2.add(new Month(7, 2001), 119.2);
    172            s2.add(new Month(8, 2001), 116.5);
    173            s2.add(new Month(9, 2001), 112.7);
    174            s2.add(new Month(10, 2001), 101.5);
    175            s2.add(new Month(11, 2001), 106.1);
    176            s2.add(new Month(12, 2001), 110.3);
    177            s2.add(new Month(1, 2002), 111.7);
    178            s2.add(new Month(2, 2002), 111.0);
    179            s2.add(new Month(3, 2002), 109.6);
    180            s2.add(new Month(4, 2002), 113.2);
    181            s2.add(new Month(5, 2002), 111.6);
    182            s2.add(new Month(6, 2002), 108.8);
    183            s2.add(new Month(7, 2002), 101.6);
    184
    185            // ******************************************************************
    186            //  More than 150 demo applications are included with the JFreeChart
    187            //  Developer Guide...for more information, see:
    188            //
    189            //  >   http://www.object-refinery.com/jfreechart/guide.html
    190            //
    191            // ******************************************************************
    192
    193            TimeSeriesCollection dataset = new TimeSeriesCollection();
    194            dataset.addSeries(s1);
    195            dataset.addSeries(s2);
    196
    197            return dataset;
    198
    199        }
    200
    201        /**
    202         * Creates a panel for the demo (used by SuperDemo.java).
    203         *
    204         * @return A panel.
    205         */
    206        public static JPanel createDemoPanel() {
    207            JFreeChart chart = createChart(createDataset());
    208            ChartPanel panel = new ChartPanel(chart);
    209            panel.setFillZoomRectangle(true);
    210            panel.setMouseWheelEnabled(true);
    211            return panel;
    212        }
    213
    214        /**
    215         * Starting point for the demonstration application.
    216         *
    217         * @param args  ignored.
    218         */
    219        public static void main(String[] args) {
    220
    221            TimeSeriesChartDemo1 demo = new TimeSeriesChartDemo1(
    222                    "Time Series Chart Demo 1");
    223            demo.pack();
    224            RefineryUtilities.centerFrameOnScreen(demo);
    225            demo.setVisible(true);
    226
    227        }
    228
    229    }