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    }