pricevolumedemo.java

这是一个segy数据显示程序

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2004, 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., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
 * in the United States and other countries.]
 *
 * --------------------
 * PriceVolumeDemo.java
 * --------------------
 * (C) Copyright 2002-2004, by Object Refinery Limited.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited).
 * Contributor(s):   -;
 *
 * $Id: PriceVolumeDemo.java,v 1.20 2004/05/11 14:56:17 mungady Exp $
 *
 * Changes
 * -------
 * 28-Mar-2002 : Version 1 (DG);
 * 23-Apr-2002 : Modified to use new CombinedXYPlot class (DG);
 * 25-Jun-2002 : Removed unnecessary imports (DG);
 * 11-Oct-2002 : Fixed errors reported by Checkstyle (DG);
 * 21-Nov-2002 : Implemented with dual axes, and used sample data from Chicago Mercantile
 *               Exchange (http://www.cme.com) (DG);
 *
 */

package org.jfree.chart.demo;

import java.text.DecimalFormat;
import java.text.SimpleDateFormat;

import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.labels.StandardXYToolTipGenerator;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.XYBarRenderer;
import org.jfree.chart.renderer.XYItemRenderer;
import org.jfree.data.IntervalXYDataset;
import org.jfree.data.XYDataset;
import org.jfree.data.time.Day;
import org.jfree.data.time.TimeSeries;
import org.jfree.data.time.TimeSeriesCollection;
import org.jfree.date.MonthConstants;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RefineryUtilities;

/**
 * A demonstration application showing how to create a price-volume chart.
 *
 */
public class PriceVolumeDemo extends ApplicationFrame {

    /**
     * Constructs a new demonstration application.
     *
     * @param title  the frame title.
     */
    public PriceVolumeDemo(final String title) {

        super(title);
        final JFreeChart chart = createChart();
        final ChartPanel panel = new ChartPanel(chart, true, true, true, false, true);
        panel.setPreferredSize(new java.awt.Dimension(500, 270));
        setContentPane(panel);

    }

    /**
     * Creates a chart.
     *
     * @return a chart.
     */
    private JFreeChart createChart() {

        final XYDataset priceData = createPriceDataset();
        final String title = "Eurodollar Futures Contract (MAR03)";
        final JFreeChart chart = ChartFactory.createTimeSeriesChart(
            title, 
            "Date", 
            "Price",
            priceData, 
            true,
            true,
            false
        );
        final XYPlot plot = chart.getXYPlot();
        final NumberAxis rangeAxis1 = (NumberAxis) plot.getRangeAxis();
        rangeAxis1.setLowerMargin(0.40);  // to leave room for volume bars
        final DecimalFormat format = new DecimalFormat("00.00");
        rangeAxis1.setNumberFormatOverride(format);

        final XYItemRenderer renderer1 = plot.getRenderer();
        renderer1.setToolTipGenerator(
            new StandardXYToolTipGenerator(
                StandardXYToolTipGenerator.DEFAULT_TOOL_TIP_FORMAT,
                new SimpleDateFormat("d-MMM-yyyy"), new DecimalFormat("0.00")
            )
        );

        final NumberAxis rangeAxis2 = new NumberAxis("Volume");
        rangeAxis2.setUpperMargin(1.00);  // to leave room for price line
        plot.setRangeAxis(1, rangeAxis2);
        plot.setDataset(1, createVolumeDataset());
        plot.setRangeAxis(1, rangeAxis2);
        plot.mapDatasetToRangeAxis(1, 1);
        final XYBarRenderer renderer2 = new XYBarRenderer(0.20);
        renderer2.setToolTipGenerator(
            new StandardXYToolTipGenerator(
                StandardXYToolTipGenerator.DEFAULT_TOOL_TIP_FORMAT,
                new SimpleDateFormat("d-MMM-yyyy"), new DecimalFormat("0,000.00")
            )
        );
        plot.setRenderer(1, renderer2);
        return chart;

    }

    /**
     * Creates a sample dataset.
     *
     * @return A sample dataset.
     */
    private XYDataset createPriceDataset() {

        // create dataset 1...
        final TimeSeries series1 = new TimeSeries("Price", Day.class);

        series1.add(new Day(2, MonthConstants.JANUARY, 2002), 95.565);
        series1.add(new Day(3, MonthConstants.JANUARY, 2002), 95.640);
        series1.add(new Day(4, MonthConstants.JANUARY, 2002), 95.710);

        series1.add(new Day(7, MonthConstants.JANUARY, 2002), 95.930);
        series1.add(new Day(8, MonthConstants.JANUARY, 2002), 95.930);
        series1.add(new Day(9, MonthConstants.JANUARY, 2002), 95.960);
        series1.add(new Day(10, MonthConstants.JANUARY, 2002), 96.055);
        series1.add(new Day(11, MonthConstants.JANUARY, 2002), 96.335);

        series1.add(new Day(14, MonthConstants.JANUARY, 2002), 96.290);
        series1.add(new Day(15, MonthConstants.JANUARY, 2002), 96.275);
        series1.add(new Day(16, MonthConstants.JANUARY, 2002), 96.240);
        series1.add(new Day(17, MonthConstants.JANUARY, 2002), 96.080);
        series1.add(new Day(18, MonthConstants.JANUARY, 2002), 96.145);

        series1.add(new Day(22, MonthConstants.JANUARY, 2002), 96.120);
        series1.add(new Day(23, MonthConstants.JANUARY, 2002), 96.015);
        series1.add(new Day(24, MonthConstants.JANUARY, 2002), 95.890);
        series1.add(new Day(25, MonthConstants.JANUARY, 2002), 95.8650);

        series1.add(new Day(28, MonthConstants.JANUARY, 2002), 95.880);
        series1.add(new Day(29, MonthConstants.JANUARY, 2002), 96.050);
        series1.add(new Day(30, MonthConstants.JANUARY, 2002), 96.065);
        series1.add(new Day(31, MonthConstants.JANUARY, 2002), 95.910);
        series1.add(new Day(1, MonthConstants.FEBRUARY, 2002), 96.015);

        series1.add(new Day(4, MonthConstants.FEBRUARY, 2002), 96.140);
        series1.add(new Day(5, MonthConstants.FEBRUARY, 2002), 96.195);
        series1.add(new Day(6, MonthConstants.FEBRUARY, 2002), 96.245);
        series1.add(new Day(7, MonthConstants.FEBRUARY, 2002), 96.220);
        series1.add(new Day(8, MonthConstants.FEBRUARY, 2002), 96.280);

        series1.add(new Day(11, MonthConstants.FEBRUARY, 2002), 96.265);
        series1.add(new Day(12, MonthConstants.FEBRUARY, 2002), 96.160);
        series1.add(new Day(13, MonthConstants.FEBRUARY, 2002), 96.120);
        series1.add(new Day(14, MonthConstants.FEBRUARY, 2002), 96.125);
        series1.add(new Day(15, MonthConstants.FEBRUARY, 2002), 96.265);

        series1.add(new Day(19, MonthConstants.FEBRUARY, 2002), 96.290);
        series1.add(new Day(20, MonthConstants.FEBRUARY, 2002), 96.275);
        series1.add(new Day(21, MonthConstants.FEBRUARY, 2002), 96.280);
        series1.add(new Day(22, MonthConstants.FEBRUARY, 2002), 96.305);

        series1.add(new Day(25, MonthConstants.FEBRUARY, 2002), 96.265);
        series1.add(new Day(26, MonthConstants.FEBRUARY, 2002), 96.185);
        series1.add(new Day(27, MonthConstants.FEBRUARY, 2002), 96.305);
        series1.add(new Day(28, MonthConstants.FEBRUARY, 2002), 96.215);
        series1.add(new Day(1, MonthConstants.MARCH, 2002), 96.015);

        series1.add(new Day(4, MonthConstants.MARCH, 2002), 95.970);
        series1.add(new Day(5, MonthConstants.MARCH, 2002), 95.935);
        series1.add(new Day(6, MonthConstants.MARCH, 2002), 95.935);
        series1.add(new Day(7, MonthConstants.MARCH, 2002), 95.705);
        series1.add(new Day(8, MonthConstants.MARCH, 2002), 95.4850);

        series1.add(new Day(11, MonthConstants.MARCH, 2002), 95.505);
        series1.add(new Day(12, MonthConstants.MARCH, 2002), 95.540);
        series1.add(new Day(13, MonthConstants.MARCH, 2002), 95.675);
        series1.add(new Day(14, MonthConstants.MARCH, 2002), 95.510);
        series1.add(new Day(15, MonthConstants.MARCH, 2002), 95.500);

        series1.add(new Day(18, MonthConstants.MARCH, 2002), 95.500);
        series1.add(new Day(19, MonthConstants.MARCH, 2002), 95.535);
        series1.add(new Day(20, MonthConstants.MARCH, 2002), 95.420);
        series1.add(new Day(21, MonthConstants.MARCH, 2002), 95.400);
        series1.add(new Day(22, MonthConstants.MARCH, 2002), 95.375);

        series1.add(new Day(25, MonthConstants.MARCH, 2002), 95.350);
        series1.add(new Day(26, MonthConstants.MARCH, 2002), 95.505);
        series1.add(new Day(27, MonthConstants.MARCH, 2002), 95.550);
        series1.add(new Day(28, MonthConstants.MARCH, 2002), 95.485);

        series1.add(new Day(1, MonthConstants.APRIL, 2002), 95.485);
        series1.add(new Day(2, MonthConstants.APRIL, 2002), 95.630);
        series1.add(new Day(3, MonthConstants.APRIL, 2002), 95.735);
        series1.add(new Day(4, MonthConstants.APRIL, 2002), 95.695);
        series1.add(new Day(5, MonthConstants.APRIL, 2002), 95.810);

        series1.add(new Day(8, MonthConstants.APRIL, 2002), 95.810);
        series1.add(new Day(9, MonthConstants.APRIL, 2002), 95.865);
        series1.add(new Day(10, MonthConstants.APRIL, 2002), 95.885);
        series1.add(new Day(11, MonthConstants.APRIL, 2002), 95.900);
        series1.add(new Day(12, MonthConstants.APRIL, 2002), 95.980);

        series1.add(new Day(15, MonthConstants.APRIL, 2002), 96.035);
        series1.add(new Day(16, MonthConstants.APRIL, 2002), 96.000);
        series1.add(new Day(17, MonthConstants.APRIL, 2002), 96.035);