BlindHelp- Don't Fall Blind

import java.awt.EventQueue;

import javax.swing.JFrame;

import javax.swing.JTextField;

import java.awt.BorderLayout;

import javax.swing.JLabel;

import java.awt.SystemColor;

import java.awt.Font;

import javax.swing.JProgressBar;

import java.awt.Color;

import javax.swing.JButton;

import javax.swing.JComboBox;

import javax.swing.JMenu;

import javax.swing.JPanel;

import javax.swing.JList;

import javax.swing.AbstractListModel;

import javax.swing.JTextPane;

import com.fazecast.jSerialComm.SerialPort;

import javax.swing.Box;

import java.awt.Canvas;

import java.awt.Graphics;

import java.awt.event.ActionListener;

import java.util.Scanner;

import java.awt.event.ActionEvent;

import gnu.io.*;

public class BlindHelp {

        private static JFrame BlindHelp;

        private static JTextField Below_Values;

        private static JTextField Above_Values;

        private static JTextField Ground_Values;

        static SerialPort chosenPort;

        private static JButton connectButton;

        private static JComboBox<String> portList;

        static int x = 0;

        //when a value is less than required the vibration motors are activated

        public void vibrationMotors(JTextField values) {

                int n = Integer.parseInt(values.getText());

                Canvas off = new Canvas();

                Canvas on = new Canvas();

                on.setBounds(372, 89, 23, 23);

                off.setBounds(372, 89, 23, 23);

                if (n <= 10) //setting maximum range to 1 meter

                        on.setBackground(Color.GREEN); 

                else 

                        off.setBackground(Color.RED);

                BlindHelp.getContentPane().add(on);

        }

        /**

         * Launch the application.

         */

        public static void main(String[] args) {

                SensorGraph.main(args);

                EventQueue.invokeLater(new Runnable() {

                        @SuppressWarnings("static-access")

                        public void run() {

                                try {

                                        BlindHelp window = new BlindHelp();

                                        window.BlindHelp.setVisible(true);

                                } catch (Exception e) {

                                        e.printStackTrace();

                                }

                        }

                });

        }

        /**

         * Create the application.

         */

        public BlindHelp() {

                initialize();

        }

        /**

         * Initialize the contents of the frame.

         */

        private void initialize() {

                // create and configure the window

                BlindHelp = new JFrame();

                BlindHelp.setBackground(SystemColor.activeCaption);

                BlindHelp.setTitle("Blind Help");

                BlindHelp.setResizable(false);

                BlindHelp.setBounds(100, 100, 450, 300);

                BlindHelp.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

                BlindHelp.getContentPane().setLayout(null);

                // create a drop-down box and connect button, then place them at the top of the window

                JComboBox<String> portList = new JComboBox<String>();

                portList.setBounds(28, 21, 69, 20);

                BlindHelp.getContentPane().add(portList);

                JButton connectButton = new JButton("Connect");

                connectButton.setBounds(137, 21, 102, 20);

                BlindHelp.getContentPane().add(connectButton);

                // populate the drop-down box

                SerialPort[] portNames = SerialPort.getCommPorts();

                for(int i = 0; i < portNames.length; i++)

                        portList.addItem(portNames[i].getSystemPortName());

                JTextPane txtpnBelowTheWaist = new JTextPane();

                txtpnBelowTheWaist.setEditable(false);

                txtpnBelowTheWaist.setText("Below the waist");

                txtpnBelowTheWaist.setBounds(28, 120, 99, 20);

                BlindHelp.getContentPane().add(txtpnBelowTheWaist);

                JTextPane txtpnAboveTheWaist = new JTextPane();

                txtpnAboveTheWaist.setEditable(false);

                txtpnAboveTheWaist.setText("Above the waist");

                txtpnAboveTheWaist.setBounds(28, 153, 99, 20);

                BlindHelp.getContentPane().add(txtpnAboveTheWaist);

                JLabel lblObstaclesDetection = new JLabel("Obstacles Detection");

                lblObstaclesDetection.setFont(new Font("Tahoma", Font.BOLD, 11));

                lblObstaclesDetection.setBounds(28, 64, 118, 14);

                BlindHelp.getContentPane().add(lblObstaclesDetection);

                Box verticalBox = Box.createVerticalBox();

                verticalBox.setBounds(190, 183, 16, -10);

                BlindHelp.getContentPane().add(verticalBox);

                JTextPane txtpnStick = new JTextPane();

                txtpnStick.setText("Ground");

                txtpnStick.setEditable(false);

                txtpnStick.setBounds(299, 89, 52, 20);

                BlindHelp.getContentPane().add(txtpnStick);

                Below_Values = new JTextField();

                Below_Values.setBackground(SystemColor.text);

                Below_Values.setEditable(false);

                Below_Values.setColumns(10);

                Below_Values.setBounds(180, 120, 59, 20);

                BlindHelp.getContentPane().add(Below_Values);

                Above_Values = new JTextField();

                Above_Values.setEditable(false);

                Above_Values.setColumns(10);

                Above_Values.setBackground(Color.WHITE);

                Above_Values.setBounds(180, 153, 59, 20);

                BlindHelp.getContentPane().add(Above_Values);

                JLabel lblBuzzers = new JLabel("Buzzers");

                lblBuzzers.setFont(new Font("Tahoma", Font.BOLD, 11));

                lblBuzzers.setBounds(299, 64, 52, 14);

                BlindHelp.getContentPane().add(lblBuzzers);

                JTextPane txtpnUp = new JTextPane();

                txtpnUp.setEditable(false);

                txtpnUp.setText("Up");

                txtpnUp.setBounds(299, 120, 37, 20);

                BlindHelp.getContentPane().add(txtpnUp);

                JTextPane txtpnDown = new JTextPane();

                txtpnDown.setText("Down");

                txtpnDown.setEditable(false);

                txtpnDown.setBounds(299, 153, 37, 20);

                BlindHelp.getContentPane().add(txtpnDown);

                JTextPane txtpnGroundSensor = new JTextPane();

                txtpnGroundSensor.setText("Ground Sensor");

                txtpnGroundSensor.setEditable(false);

                txtpnGroundSensor.setBounds(28, 89, 99, 20);

                BlindHelp.getContentPane().add(txtpnGroundSensor);

                Ground_Values = new JTextField();

                Ground_Values.setEditable(false);

                Ground_Values.setColumns(10);

                Ground_Values.setBackground(Color.WHITE);

                Ground_Values.setBounds(180, 89, 59, 20);

                BlindHelp.getContentPane().add(Ground_Values);

                JLabel lblDistance = new JLabel("Distance (meters)");

                lblDistance.setFont(new Font("Tahoma", Font.BOLD, 11));

                lblDistance.setBounds(171, 64, 118, 14);

                BlindHelp.getContentPane().add(lblDistance);

                // show the window

                BlindHelp.setVisible(true);

                // configure the connect button and use another thread to listen for data

                                connectButton.addActionListener(new ActionListener(){

                                        @Override public void actionPerformed(ActionEvent arg0) {

                                                if(connectButton.getText().equals("Connect")) {

                                                        // attempt to connect to the serial port

                                                        chosenPort = SerialPort.getCommPort(portList.getSelectedItem().toString());

                                                        chosenPort.setComPortTimeouts(SerialPort.TIMEOUT_SCANNER, 0, 0);

                                                        if(chosenPort.openPort()) {

                                                                connectButton.setText("Disconnect");

                                                                portList.setEnabled(false);

                                                        }

                                                        // create a new thread that listens for incoming text and populates the graph

                                                        Thread thread = new Thread(){

                                                                @Override public void run() {

                                                                        Scanner scanner = new Scanner(chosenPort.getInputStream());

                                                                        while(scanner.hasNextLine()) {

                                                                                try {

                                                                                        while(scanner.hasNextLine())

                                                                                        {

                                                                                                while(scanner.hasNextInt())

                                                                                                {

                                                                                                        int angle = scanner.nextInt();

                                                                                                        int up = scanner.nextInt();

                                                                                                        int middle = scanner.nextInt();

                                                                                                        int down = scanner.nextInt();

                                                                                                        System.out.println(angle + "angle");

                                                                                                        System.out.println(up+ "up");

                                                                                                        System.out.println(middle +" middle");

                                                                                                        System.out.println(down +" down");

                                                                                                        Below_Values.setText(Integer.toString(middle));

                                                                                                        vibrationMotors(Below_Values);

                                                                                                        Above_Values.setText(Integer.toString(up));

                                                                                                        vibrationMotors(Above_Values);

                                                                                                        Ground_Values.setText(Integer.toString(down));

                                                                                                        vibrationMotors(Ground_Values);

                                                                                                }

                                                                                        }

                                                                                        BlindHelp.repaint();

                                                                                } catch(Exception e) {}

                                                                        }

                                                                        scanner.close();

                                                                }

                                                        };

                                                        thread.start();

                                                        } else { 

                                                        // disconnect from the serial port

                                                        chosenPort.closePort();

                                                        portList.setEnabled(true);

                                                        connectButton.setText("Connect");

                                                        x = 0;

                                                }

                                        }

                                });                

                JButton btnExit = new JButton("Exit");

                btnExit.addActionListener(new ActionListener() {

                        public void actionPerformed(ActionEvent arg0) {

                                System.exit(0);

                        }

                });

                btnExit.setBounds(372, 183, 59, 23);

                BlindHelp.getContentPane().add(btnExit);

        }

}