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
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.axis.DateAxis;
053import org.jfree.chart.plot.XYPlot;
054import org.jfree.chart.renderer.xy.XYItemRenderer;
055import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
056import org.jfree.data.time.Month;
057import org.jfree.data.time.TimeSeries;
058import org.jfree.data.time.TimeSeriesCollection;
059import org.jfree.data.xy.XYDataset;
060import org.jfree.ui.ApplicationFrame;
061import org.jfree.ui.RectangleInsets;
062import 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 */
069public 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}