CountdownClock.java

package sudoku;
import javax.swing.*;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;


public class CountdownClock extends JPanel {

    private static final long serialVersionUID = 1L;

    private JLabel label;
    private Timer timer;
    private int countdownTime;
    private JButton stop_start_Button;
    private int run_or_pause = 0;
    private MusicPlayer GameOveralMusic, GameLastSecondsMusic;
    private int initial_time = 0;
    private Color[][] to_store_color = new Color[9][9];
    private String[][] to_store_number = new String[9][9];



    public CountdownClock(int seconds, GameBoardPanel gameboard) {

        initial_time = seconds;


        GameOveralMusic = new MusicPlayer("D:/temp/KaNong.wav");
        GameLastSecondsMusic = new MusicPlayer("D:/temp/KaNong.wav");
       // GameLastSecondsMusic = new MusicPlayer("/Users/OswinChen/Desktop/nervous.wav");



        countdownTime = seconds;
        label = new JLabel(String.format("%02d:%02d", countdownTime / 60, countdownTime % 60));
        add(label);
        label.setFont(new Font("Consolas", Font.BOLD, 20));

        stop_start_Button = new JButton("Stop");

        stop_start_Button.setFont(new Font("Times New Roman", Font.BOLD, 19));
        stop_start_Button.setOpaque(true);
        stop_start_Button.setForeground(Color.BLACK);
        stop_start_Button.setPreferredSize(new Dimension(80, 30));
        stop_start_Button.setBorder(BorderFactory.createLineBorder(Color.BLACK, 1));


        stop_start_Button.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                run_or_pause ++;


                if((run_or_pause % 2) == 1) {
                    timer.stop();
                    stop_start_Button.setText("Start");


                }else {
                    timer.start();
                    stop_start_Button.setText("Stop");

                }

                if (!timer.isRunning()) {

                    for (int row = 0; row < 9; ++row) { //使格子有意義了，數字、顏色
                        for (int col = 0; col < 9; ++col) {

                            if(gameboard.cells[row][col].getBackground() != new Color(216, 0, 0)&& gameboard.cells[row][col].getBackground() != new Color(0, 216, 0)) {
                                to_store_color[row][col] = gameboard.cells[row][col].getBackground();
                            } else {
                                to_store_color[row][col] = Color.YELLOW;
                            }

                            to_store_number[row][col] = gameboard.cells[row][col].getText();

                            gameboard.cells[row][col].setBackground(Color.WHITE);
                            gameboard.cells[row][col].setText("");
                            gameboard.cells[row][col].setEditable(false);

                            // Change the color of the cell to light gray

                            gameboard.getGB_cells_Panel().setBackground(new Color(176, 224, 230));

                        }
                    }

                } else {
                    for (int row = 0; row < 9; ++row) { //使格子有意義了，數字、顏色
                        for (int col = 0; col < 9; ++col) {

                            gameboard.cells[row][col].setBackground(to_store_color[row][col]);
                            gameboard.cells[row][col].setText(to_store_number[row][col]);
                            gameboard.getGB_cells_Panel().setBackground(Color.ORANGE);
                            gameboard.cells[row][col].setEditable(true);

                        }
                    }
                }
            }
        });
        add(stop_start_Button);

        timer = new Timer(1000, new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {

                PlayGameOveralMusic();
                countdownTime++;
                if (countdownTime == -2) {
                    timer.stop();
                    JOptionPane.showMessageDialog(null, "Time is up! You have failed.", "Failure", JOptionPane.ERROR_MESSAGE);
                    System.exit(0);
                } else {
                    label.setText(String.format("%02d:%02d", countdownTime / 60, countdownTime % 60));
                }

                ChangeToNervous();
                StopNervous();

            }
        });


        timer.start();

    }


    public int getCountdownTime() {
        return countdownTime;
    }

    public void setCountdownTime(int countdownTime) {
        this.countdownTime = countdownTime;
    }

    public MusicPlayer getGameOveralMusic() {
        return GameOveralMusic;
    }

    public MusicPlayer getGameLastSecondsMusic() {
        return GameLastSecondsMusic;
    }

    public void PlayGameOveralMusic() {

        if(countdownTime == initial_time) {

            GameOveralMusic.GameOveralMusicplay();

        }
    }

    public void ChangeToNervous() {

        if(countdownTime == 30) {
            GameOveralMusic.stop();
            GameLastSecondsMusic.GameLastSecondsMusicplay();
        }
    }

    public void StopNervous() {

        if(countdownTime == 0) {
            GameLastSecondsMusic.stop();
        }
    }


}