compassdemo.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.]
 *
 * ----------------
 * CompassDemo.java
 * ----------------
 * (C) Copyright 2002-2004, by the Australian Antarctic Division and Contributors.
 *
 * Original Author:  Bryan Scott (for the Australian Antarctic Division);
 * Contributor(s):   David Gilbert (for Object Refinery Limited);
 *
 * $Id: CompassDemo.java,v 1.15 2004/04/26 19:11:53 taqua Exp $
 *
 * Changes
 * -------
 * 25-Sep-2002 : Version 1, contributed by Bryan Scott (DG);
 * 10-Oct-2002 : Fixed errors reported by Checkstyle (DG);
 * 27-Mar-2003 : Changed dataset to ValueDataset (DG);
 * 16-Mar-2004 : Fixed null data display issue (BRS);
 *
 */

package org.jfree.chart.demo;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.GridLayout;
import java.awt.Insets;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;

import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.SwingConstants;
import javax.swing.border.TitledBorder;

import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.CompassPlot;
import org.jfree.data.DefaultValueDataset;
import org.jfree.ui.Spinner;

/**
 * A demo application showing how to use the {@link CompassPlot} class.
 *
 * @author Bryan Scott
 */
public class CompassDemo extends JPanel {

    /** Whether to output messages to the console **/
    public static final boolean DEBUG = true;

    /** The available needle types. */
    public static final String[] NEEDLE_TYPES
        = {"Arrow", "Line", "Long", "Pin", "Plum", "Pointer", "Ship", "Wind", "Arrow"};

    /** Dataset 1. */
    private DefaultValueDataset compassData = new DefaultValueDataset(new Double(0.0));

    /** Dataset 2. */
    private DefaultValueDataset shipData = new DefaultValueDataset(new Double(0.0));

    /** The compass plot. */
    private CompassPlot compassPlot = new CompassPlot(this.compassData);

    /** The chart. */
    private JFreeChart compassChart = new JFreeChart("Compass Test",
                                                     JFreeChart.DEFAULT_TITLE_FONT,
                                                     this.compassPlot, false);

    /** The chart panel. */
    private ChartPanel panelCompass = new ChartPanel(this.compassChart);

    /** A grid layout. */
    private GridLayout gridLayout1 = new GridLayout();

    /** A panel. */
    private JPanel panelCompassHolder = new JPanel();

    /** A border layout. */
    private BorderLayout borderLayout = new BorderLayout();

    /** A panel. */
    private JPanel jPanel12 = new JPanel();

    /** A checkbox. */
    private JCheckBox windNullCheckBox = new JCheckBox();

    /** A checkbox. */
    private JCheckBox shipNullCheckBox = new JCheckBox();

    // SpinnerNumberModel modelWind = new SpinnerNumberModel(0, -1, 361, 1);
    // SpinnerNumberModel modelShip = new SpinnerNumberModel(0, -1, 361, 1);
    // JSpinner spinWind = new JSpinner(modelWind);
    // JSpinner spinShip = new JSpinner(modelShip);

    /** The wind spinner control. */
    private Spinner spinWind = new Spinner(270);

    /** The ship spinner control. */
    private Spinner spinShip = new Spinner(45);

    /** A panel. */
    private JPanel jPanel1 = new JPanel();

    /** A combo box. */
    private JComboBox pick1Pointer = new JComboBox(NEEDLE_TYPES);

    /** A panel. */
    private JPanel jPanel2 = new JPanel();

    /** A combo box. */
    private JComboBox pick2Pointer = new JComboBox(NEEDLE_TYPES);

    /** A titled border. */
    private TitledBorder titledBorder1;

    /** A titled border. */
    private TitledBorder titledBorder2;

    /** A grid bag layout. */
    private GridBagLayout gridBagLayout1 = new GridBagLayout();

    /** A grid bag layout. */
    private GridBagLayout gridBagLayout2 = new GridBagLayout();

    /** A titled border. */
    private TitledBorder titledBorder3;

    /** A grid layout. */
    private GridLayout gridLayout2 = new GridLayout();

    /**
     * Default constructor.
     */
    public CompassDemo() {
        try {
            //this.compassPlot.addData(this.compassData);
            this.compassPlot.addData(this.shipData);
            this.compassPlot.setSeriesNeedle(0, 7);
            this.compassPlot.setSeriesNeedle(1, 5);
            this.compassPlot.setSeriesPaint(0, Color.blue);
            this.compassPlot.setSeriesOutlinePaint(0, Color.blue);
            this.compassPlot.setSeriesPaint(1, Color.red);
            this.compassPlot.setSeriesOutlinePaint(1, Color.red);
            this.pick1Pointer.setSelectedIndex(7);
            this.pick2Pointer.setSelectedIndex(5);
            jbInit();
        }
        catch (Exception ex) {
            ex.printStackTrace();
        }
    }

    /**
     * Initialises the user interface.
     *
     * @throws Exception if there are any exceptions.
     */
    void jbInit() throws Exception {
        this.titledBorder1 = new TitledBorder("");
        this.titledBorder2 = new TitledBorder("");
        this.titledBorder3 = new TitledBorder("");
        setLayout(this.gridLayout1);
        this.panelCompassHolder.setLayout(this.borderLayout);
        this.windNullCheckBox.setHorizontalTextPosition(SwingConstants.LEADING);
        this.windNullCheckBox.setText("Null");
        this.windNullCheckBox.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(final ActionEvent e) {
                checkWindNullActionPerformed(e);
            }
        });
        this.shipNullCheckBox.setHorizontalTextPosition(SwingConstants.LEFT);
        this.shipNullCheckBox.setText("Null");
        this.shipNullCheckBox.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(final ActionEvent e) {
                checkShipNullActionPerformed(e);
            }
        });

        this.spinShip.addPropertyChangeListener(new PropertyChangeListener() {
            public void propertyChange(final PropertyChangeEvent evt) {
              if (DEBUG) {
                System.out.println("compassDemo:spinShipPropertyChange");
              }
              final Spinner spinner = (Spinner) evt.getSource();
              if (spinner.isEnabled()) {
                shipData.setValue(new Double(spinner.getValue()));
              }
            }