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: * $Id: TimeSeriesChartDemo1.java,v 1.2.2.6 2007/01/17 15:16:43 mungady Exp $
036: *
037: * Changes
038: * -------
039: * 09-Mar-2005 : Version 1, copied from the demo collection that ships with
040: * the JFreeChart Developer Guide (DG);
041: *
042: */
043:
044: package org.jfree.chart.demo;
045:
046: import java.awt.Color;
047: import java.text.SimpleDateFormat;
048:
049: import javax.swing.JPanel;
050:
051: import org.jfree.chart.ChartFactory;
052: import org.jfree.chart.ChartPanel;
053: import org.jfree.chart.JFreeChart;
054: import org.jfree.chart.axis.DateAxis;
055: import org.jfree.chart.plot.XYPlot;
056: import org.jfree.chart.renderer.xy.XYItemRenderer;
057: import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
058: import org.jfree.data.time.Month;
059: import org.jfree.data.time.TimeSeries;
060: import org.jfree.data.time.TimeSeriesCollection;
061: import org.jfree.data.xy.XYDataset;
062: import org.jfree.ui.ApplicationFrame;
063: import org.jfree.ui.RectangleInsets;
064: import org.jfree.ui.RefineryUtilities;
065:
066: /**
067: * An example of a time series chart. For the most part, default settings are
068: * used, except that the renderer is modified to show filled shapes (as well as
069: * lines) at each data point.
070: */
071: public class TimeSeriesChartDemo1 extends ApplicationFrame {
072:
073: /**
074: * A demonstration application showing how to create a simple time series
075: * chart. This example uses monthly data.
076: *
077: * @param title the frame title.
078: */
079: public TimeSeriesChartDemo1(String title) {
080: super (title);
081: ChartPanel chartPanel = (ChartPanel) createDemoPanel();
082: chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
083: chartPanel.setMouseZoomable(true, false);
084: setContentPane(chartPanel);
085: }
086:
087: /**
088: * Creates a chart.
089: *
090: * @param dataset a dataset.
091: *
092: * @return A chart.
093: */
094: private static JFreeChart createChart(XYDataset dataset) {
095:
096: JFreeChart chart = ChartFactory.createTimeSeriesChart(
097: "Legal & General Unit Trust Prices", // title
098: "Date", // x-axis label
099: "Price Per Unit", // y-axis label
100: dataset, // data
101: true, // create legend?
102: true, // generate tooltips?
103: false // generate URLs?
104: );
105:
106: chart.setBackgroundPaint(Color.white);
107:
108: XYPlot plot = (XYPlot) chart.getPlot();
109: plot.setBackgroundPaint(Color.lightGray);
110: plot.setDomainGridlinePaint(Color.white);
111: plot.setRangeGridlinePaint(Color.white);
112: plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
113: plot.setDomainCrosshairVisible(true);
114: plot.setRangeCrosshairVisible(true);
115:
116: XYItemRenderer r = plot.getRenderer();
117: if (r instanceof XYLineAndShapeRenderer) {
118: XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
119: renderer.setBaseShapesVisible(true);
120: renderer.setBaseShapesFilled(true);
121: }
122:
123: DateAxis axis = (DateAxis) plot.getDomainAxis();
124: axis.setDateFormatOverride(new SimpleDateFormat("MMM-yyyy"));
125:
126: return chart;
127:
128: }
129:
130: /**
131: * Creates a dataset, consisting of two series of monthly data.
132: *
133: * @return The dataset.
134: */
135: private static XYDataset createDataset() {
136:
137: TimeSeries s1 = new TimeSeries("L&G European Index Trust",
138: Month.class);
139: s1.add(new Month(2, 2001), 181.8);
140: s1.add(new Month(3, 2001), 167.3);
141: s1.add(new Month(4, 2001), 153.8);
142: s1.add(new Month(5, 2001), 167.6);
143: s1.add(new Month(6, 2001), 158.8);
144: s1.add(new Month(7, 2001), 148.3);
145: s1.add(new Month(8, 2001), 153.9);
146: s1.add(new Month(9, 2001), 142.7);
147: s1.add(new Month(10, 2001), 123.2);
148: s1.add(new Month(11, 2001), 131.8);
149: s1.add(new Month(12, 2001), 139.6);
150: s1.add(new Month(1, 2002), 142.9);
151: s1.add(new Month(2, 2002), 138.7);
152: s1.add(new Month(3, 2002), 137.3);
153: s1.add(new Month(4, 2002), 143.9);
154: s1.add(new Month(5, 2002), 139.8);
155: s1.add(new Month(6, 2002), 137.0);
156: s1.add(new Month(7, 2002), 132.8);
157:
158: TimeSeries s2 = new TimeSeries("L&G UK Index Trust",
159: Month.class);
160: s2.add(new Month(2, 2001), 129.6);
161: s2.add(new Month(3, 2001), 123.2);
162: s2.add(new Month(4, 2001), 117.2);
163: s2.add(new Month(5, 2001), 124.1);
164: s2.add(new Month(6, 2001), 122.6);
165: s2.add(new Month(7, 2001), 119.2);
166: s2.add(new Month(8, 2001), 116.5);
167: s2.add(new Month(9, 2001), 112.7);
168: s2.add(new Month(10, 2001), 101.5);
169: s2.add(new Month(11, 2001), 106.1);
170: s2.add(new Month(12, 2001), 110.3);
171: s2.add(new Month(1, 2002), 111.7);
172: s2.add(new Month(2, 2002), 111.0);
173: s2.add(new Month(3, 2002), 109.6);
174: s2.add(new Month(4, 2002), 113.2);
175: s2.add(new Month(5, 2002), 111.6);
176: s2.add(new Month(6, 2002), 108.8);
177: s2.add(new Month(7, 2002), 101.6);
178:
179: // ******************************************************************
180: // More than 150 demo applications are included with the JFreeChart
181: // Developer Guide...for more information, see:
182: //
183: // > http://www.object-refinery.com/jfreechart/guide.html
184: //
185: // ******************************************************************
186:
187: TimeSeriesCollection dataset = new TimeSeriesCollection();
188: dataset.addSeries(s1);
189: dataset.addSeries(s2);
190:
191: return dataset;
192:
193: }
194:
195: /**
196: * Creates a panel for the demo (used by SuperDemo.java).
197: *
198: * @return A panel.
199: */
200: public static JPanel createDemoPanel() {
201: JFreeChart chart = createChart(createDataset());
202: return new ChartPanel(chart);
203: }
204:
205: /**
206: * Starting point for the demonstration application.
207: *
208: * @param args ignored.
209: */
210: public static void main(String[] args) {
211:
212: TimeSeriesChartDemo1 demo = new TimeSeriesChartDemo1(
213: "Time Series Chart Demo 1");
214: demo.pack();
215: RefineryUtilities.centerFrameOnScreen(demo);
216: demo.setVisible(true);
217:
218: }
219:
220: }
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