Using SGT API in netbeans

[Manfizy]

Anyone who has used SGT API in netbeans to draw graphs??
I need a simple code on how to plot a simple line graph using SGT class library
Am so confused at the moment
Any responce will be higly appreciated

[Manfizy]

Hi pple,i have researched on the topic and have bn able to come up with the code below.what i want to do next is to set the range of my axes and read values for the trajectory from a file.
my code is as follows:

/*
 * Example1.java
 *
 * Created on 10. Februar 2009, 16:23
 */

package sgtTutorial;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.io.*;
import java.util.*;

import gov.noaa.pmel.sgt.dm.SGTData;
import gov.noaa.pmel.sgt.dm.SGTLine;
import gov.noaa.pmel.sgt.dm.SimpleLine;
import gov.noaa.pmel.sgt.dm.SGTMetaData;
import gov.noaa.pmel.sgt.swing.JPlotLayout;

import gov.noaa.pmel.util.Point2D;
import gov.noaa.pmel.util.Range2D;
/**
 *
 * @author  MUNYA00M
 */
public class Example1 extends javax.swing.JFrame {
    private JPlotLayout layout_;
    /** Creates new form Example1 */
    public Example1() {
      /*
     * Create JPlotLayout instance for SGTLine data.  X and Y axes
     * are NOT time, and no image is provided.
     */
    layout_ = new JPlotLayout(false, false, false,
                              "Trajectory data",
                              null,false);
    /*
     * Batch changes to layout.
     */
    layout_.setBatch(true);
    /*
     * Set the titles.
     */
    layout_.setTitles("Xenon Concentration and Poisoning",
                      "Forecast",
                      "");
    /*
     * Change the title sizes from the defaults.  (0.25, 0.15)
     */
    layout_.setTitleHeightP(0.2, 0.2);
    
     /*
     * Use a BorderLayout for the JFrame and and the JPlotLayout to
     * the "Center".  Pack the frame and make it visible.
     */
    getContentPane().setLayout(new BorderLayout());
    getContentPane().add(layout_, BorderLayout.CENTER);
    pack();
    setVisible(true);
    /*
     * Read trajectory data from local file
     */
SGTData data = readTrajectory("myXenon.txt");
    /*
     * Add the trajectory data to the plot using the data title as the
     * data description.  The description is used in the LineKey.
     */
 layout_.addData(data, data.getTitle());


// At this point am suposed to set the range for my axes.Any idea???


   
    /*
     * Turn batching off.  All batched changes to the JPlotLayout will
     * now be executed.
     */
    layout_.setBatch(false);
  

        initComponents();

    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">
    private void initComponents() {

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 514, Short.MAX_VALUE)
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 371, Short.MAX_VALUE)
        );

        pack();
    }// </editor-fold>

    /**
    * @param args the command line arguments
    */
    public static void main(String args[]) {
        Example1 example = new Example1();
    /*
     * Listen for window closing events and release resources
     * and exit.
     */
    example.addWindowListener(new WindowAdapter() {
            @Override
        public void windowClosing(WindowEvent event) {
          JFrame fr = (JFrame)event.getSource();
          fr.setVisible(false);
          fr.dispose();
          System.exit(0);
        }
      });
  

        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new Example1().setVisible(true);
            }
        });
    }
    
    
    
/**
   * Read data from local file
   */
  SGTLine readTrajectory(String file) {   ArrayList alist = new ArrayList(100);
    
    String line = null;
    double PowerLevel = 0, time = 0;
    Point2D.Double point = null;
    boolean first = true;
    String floatName = null;
    /*
     * method used to parse the trajectory information.
     * The file format is
     * longitude latitude float_id profile_number
     */
    /*
     * Open reader and get first line
     */
    try {
     FileInputStream fis = new FileInputStream("myXenon.txt");   
     BufferedReader in = new BufferedReader(new InputStreamReader(fis));
    
    while ((line = in.readLine()) !=null) {
       /*
       * Create a tokenizer and use the default "space" token
       * separator.
       */
      StringTokenizer st = new StringTokenizer(line," ");
      if (st.countTokens() >= 2){
          time = Double.parseDouble(st.nextToken());
          PowerLevel = Double.parseDouble(st.nextToken()); 
         } else {
         break; 
         }
           
      point = new Point2D.Double(time, PowerLevel);
      alist.add(point);
      
      }
     /*
       * Read the next line
       */
          line = in.readLine();
    }
      } catch (IOException e) {
        e.printStackTrace();
      }

Your ideas are higly appreciated