Java tutorial
/* =========================================================== * JFreeChart : a free chart library for the Java(tm) platform * =========================================================== * * (C) Copyright 2000-2009, by Object Refinery Limited and Contributors. * * Project Info: http://www.jfree.org/jfreechart/index.html * * This library is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation; either version 2.1 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public * License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, * USA. * * [Java is a trademark or registered trademark of Sun Microsystems, Inc. * in the United States and other countries.] * * ------------------------- * TimeSeriesChartDemo1.java * ------------------------- * (C) Copyright 2003-2009, by Object Refinery Limited and Contributors. * * Original Author: David Gilbert (for Object Refinery Limited); * Contributor(s): ; * * Changes * ------- * 09-Mar-2005 : Version 1, copied from the demo collection that ships with * the JFreeChart Developer Guide (DG); * */ package com.mxgraph.examples.swing.chart; import java.awt.Color; import java.awt.Font; import java.text.DecimalFormat; import java.text.NumberFormat; import java.text.SimpleDateFormat; import javax.swing.JPanel; import org.jfree.data.time.Day; import org.jfree.chart.ChartFactory; import org.jfree.chart.ChartPanel; import org.jfree.chart.JFreeChart; import org.jfree.chart.axis.DateAxis; import org.jfree.chart.labels.StandardCategoryItemLabelGenerator; import org.jfree.chart.labels.StandardPieSectionLabelGenerator; import org.jfree.chart.labels.StandardXYItemLabelGenerator; import org.jfree.chart.labels.XYItemLabelGenerator; import org.jfree.chart.plot.XYPlot; import org.jfree.chart.renderer.xy.XYItemRenderer; import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer; import org.jfree.data.time.Hour; import org.jfree.data.time.Minute; import org.jfree.data.time.Month; import org.jfree.data.time.Second; import org.jfree.data.time.TimeSeries; import org.jfree.data.time.TimeSeriesCollection; import org.jfree.data.xy.XYDataset; import org.jfree.date.MonthConstants; import org.jfree.ui.ApplicationFrame; import org.jfree.ui.RectangleInsets; import org.jfree.ui.RefineryUtilities; import com.sun.xml.internal.ws.encoding.soap.SerializerConstants; /** * An example of a time series chart. For the most part, default settings are * used, except that the renderer is modified to show filled shapes (as well as * lines) at each data point. */ public class TimeSeriesChartDemo1 extends ApplicationFrame { /** * A demonstration application showing how to create a simple time series * chart. This example uses monthly data. * * @param title the frame title. */ public TimeSeriesChartDemo1(String title) { super(title); ChartPanel chartPanel = (ChartPanel) createDemoPanel(); chartPanel.setPreferredSize(new java.awt.Dimension(500, 270)); setContentPane(chartPanel); } /** * Creates a chart. * * @param dataset a dataset. * * @return A chart. */ public static JFreeChart createChart(XYDataset dataset, String name) { JFreeChart chart = ChartFactory.createTimeSeriesChart(name, // title "Date", // x-axis label "Value", // y-axis label dataset, // data true, // create legend? true, // generate tooltips? false // generate URLs? ); chart.setBackgroundPaint(Color.white); XYPlot plot = (XYPlot) chart.getPlot(); plot.setBackgroundPaint(Color.lightGray); plot.setDomainGridlinePaint(Color.white); plot.setRangeGridlinePaint(Color.white); plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0)); plot.setDomainCrosshairVisible(true); plot.setRangeCrosshairVisible(true); XYItemRenderer r = plot.getRenderer(); if (r instanceof XYLineAndShapeRenderer) { XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r; renderer.setBaseShapesVisible(true); renderer.setBaseShapesFilled(true); renderer.setDrawSeriesLineAsPath(true); renderer.setItemLabelGenerator(new StandardXYItemLabelGenerator()); renderer.setBaseItemLabelsVisible(true); // renderer.setItemLabelsVisible(true); // renderer.setBaseShapesVisible(true); // renderer.setBaseShapesFilled(true); // renderer.setLegendItemLabelGenerator(new StandardPieSectionLabelGenerator("{0}={1}({2})")); } DateAxis axis = (DateAxis) plot.getDomainAxis(); axis.setDateFormatOverride(new SimpleDateFormat("HH:mm:ss"/*"yyyy-MM-dd HH:mm:ss"*/)); chart.getTitle().setFont(new Font("", Font.BOLD, 15)); chart.getLegend().setItemFont(new Font("", Font.BOLD, 15)); // plot.getRangeAxis().setLabelFont(new Font("", Font.BOLD, 15)); // chart.getLegend().setItemFont(new Font("", Font.ITALIC, 15)); // plot.getDomainAxis().setTickLabelFont(new Font("", 1, 15)); // plot.getDomainAxis().setLabelFont(new Font("", 1, 12)); return chart; } /** * Creates a dataset, consisting of two series of monthly data. * * @return The dataset. */ public static XYDataset createDataset() { TimeSeries s1 = new TimeSeries("L&G European Index Trust", Second.class); s1.add(new Second(30, new Minute()), 181.8); s1.add(new Second(10, new Minute()), 151.8); s1.add(new Second(20, new Minute()), 167.8); s1.add(new Second(37, new Minute()), 155.8); s1.add(new Second(45, new Minute()), 166.8); s1.add(new Second(24, new Minute()), 144.8); s1.add(new Second(6, new Minute()), 181.8); /* s1.add(new Second(1,1,1,1,3, 2001), 167.3); s1.add(new Second(3,3,3,3,4, 2001), 153.8); s1.add(new Second(5,5,5,5,5, 2001), 167.6); s1.add(new Second(6,6,6,6,6, 2001), 158.8); s1.add(new Second(7,7,7,7,7, 2001), 148.3); s1.add(new Second(8,8,8,8,8, 2001), 153.9); s1.add(new Second(9,9,9,9,9, 2001), 142.7); s1.add(new Second(10,10,8,8,8, 2001), 123.2); s1.add(new Second(1,1,1,1,11, 2001), 131.8); s1.add(new Second(1,2,3,4,12, 2001), 139.6); s1.add(new Second(5,2,4,2,1, 2002), 142.9); s1.add(new Second(5,6,5,6,2, 2002), 138.7);*/ // ****************************************************************** // More than 150 demo applications are included with the JFreeChart // Developer Guide...for more information, see: // // > http://www.object-refinery.com/jfreechart/guide.html // // ****************************************************************** TimeSeriesCollection dataset = new TimeSeriesCollection(); dataset.addSeries(s1); return dataset; } /** * Creates a panel for the demo (used by SuperDemo.java). * * @return A panel. */ public static JPanel createDemoPanel() { JFreeChart chart = createChart(createDataset(), ""); ChartPanel panel = new ChartPanel(chart); panel.setFillZoomRectangle(true); panel.setMouseWheelEnabled(true); return panel; } /** * Starting point for the demonstration application. * * @param args ignored. */ public static void main(String[] args) { TimeSeriesChartDemo1 demo = new TimeSeriesChartDemo1("Time Series Chart Demo 1"); demo.pack(); RefineryUtilities.centerFrameOnScreen(demo); demo.setVisible(true); } }