    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
    042package org.jfree.chart.demo;
    043
    044import java.awt.Color;
    045import java.text.SimpleDateFormat;
    046
    047import javax.swing.JPanel;
    048
    049import org.jfree.chart.ChartFactory;
    050import org.jfree.chart.ChartPanel;
    051import org.jfree.chart.JFreeChart;
    052import org.jfree.chart.StandardChartTheme;
    053import org.jfree.chart.axis.DateAxis;
    054import org.jfree.chart.plot.XYPlot;
    055import org.jfree.chart.renderer.xy.XYItemRenderer;
    056import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
    057import org.jfree.data.time.Month;
    058import org.jfree.data.time.TimeSeries;
    059import org.jfree.data.time.TimeSeriesCollection;
    060import org.jfree.data.xy.XYDataset;
    061import org.jfree.ui.ApplicationFrame;
    062import org.jfree.ui.RectangleInsets;
    063import 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 */
    070public 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}