@Override
  public void paintComponent(Graphics g) {
    super.paintComponent(g);

    // draw boxes
    for (int i = 0; i < rows; i++) {
      for (int j = 0; j < cols; j++) {
        if (gridModel[i][j].isFilled()) {
          g.fillRect(gridModel[i][j].x, gridModel[i][j].y, Box.size, Box.size);
        } else {
          g.drawRect(gridModel[i][j].x, gridModel[i][j].y, Box.size, Box.size);
        }
      }
    }

    // fill start
    g.setColor(Color.GREEN);
    g.fillRect(bStart.x, bStart.y, Box.size, Box.size);

    // fill end
    g.setColor(Color.PINK);
    g.fillRect(bEnd.x, bEnd.y, Box.size, Box.size);

    // fill path
    g.setColor(Color.red);
    for (int i = 0; i < path.size(); i++) {
      g.fillRect(path.get(i).x, path.get(i).y, Box.size, Box.size);
    }

    Toolkit.getDefaultToolkit().sync();
  }
Example #2
0
  public static void main(String... args) {
    JFrame frame = new JFrame();
    frame.setTitle("Game Of Life");
    JMenuBar toolBar = new JMenuBar();
    JButton start = new JButton(getImageIcon("/icons/play_icon.png"));
    start.setToolTipText("Run");
    start.setBorderPainted(false);
    JButton reset = new JButton(getImageIcon("/icons/reset_icon.png"));
    reset.setToolTipText("Clear field");
    reset.setBorderPainted(false);
    JButton next = new JButton(getImageIcon("/icons/next_icon.png"));
    next.setToolTipText("Next step");
    next.setBorderPainted(false);
    JButton pause = new JButton(getImageIcon("/icons/pause_icon.png"));
    pause.setToolTipText("Pause");
    pause.setBorderPainted(false);
    JButton size = new JButton(getImageIcon("/icons/size_icon.png"));
    size.setToolTipText("Set grid size");
    size.setBorderPainted(false);
    JButton showGrid = new JButton(getImageIcon("/icons/grid_icon.png"));
    showGrid.setToolTipText("Enable/disable grid lines");
    showGrid.setBorderPainted(false);
    JButton btRandom = new JButton(getImageIcon("/icons/dice_icon.png"));
    btRandom.setToolTipText("Fill randomly");
    btRandom.setBorderPainted(false);

    JButton btAbout = new JButton(getImageIcon("/icons/about_icon.png"));
    btAbout.setToolTipText("About");
    btAbout.setBorderPainted(false);

    toolBar.add(start);
    toolBar.add(next);
    toolBar.add(pause);
    toolBar.add(reset);
    toolBar.add(btRandom);
    toolBar.add(size);
    toolBar.add(showGrid);
    toolBar.add(new JSeparator(SwingConstants.VERTICAL));
    toolBar.add(btAbout);

    frame.setJMenuBar(toolBar);
    Toolkit.getDefaultToolkit().getScreenSize();
    Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
    frame.setSize(screenSize);
    Grid grid = new Grid(80, 80);
    Envolver envolver = new Envolver(grid, new SimpleTransition());

    /*grid.setValueAt(150, 150, State.Full);

    grid.setValueAt(152, 150, State.Full);
    grid.setValueAt(152, 151, State.Full);

    grid.setValueAt(154, 152, State.Full);
    grid.setValueAt(154, 153, State.Full);
    grid.setValueAt(154, 154, State.Full);

    grid.setValueAt(156, 153, State.Full);
    grid.setValueAt(156, 154, State.Full);
    grid.setValueAt(156, 155, State.Full);

    grid.setValueAt(157, 154, State.Full);*/

    Random random = new Random();

    for (int x = 0; x < grid.getWidth(); x++) {
      for (int y = 0; y < grid.getHeight(); y++) {
        if (random.nextDouble() <= 0.3125) {
          grid.setValueAt(x, y, State.Full);
        }
      }
    }

    GridPanel panel = new GridPanel(grid);
    JScrollPane scrollPane = new JScrollPane(panel);
    scrollPane.setPreferredSize(screenSize);
    // panel.setPreferredSize(screenSize);
    frame.setLayout(new FormLayout("2dlu, default:grow, 2dlu", "2dlu, default:grow, 2dlu"));
    frame.getContentPane().add(scrollPane, CC.xy(2, 2));

    frame.setVisible(true);
    frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);

    Runner runner = new Runner(envolver, frame);

    start.addActionListener(e -> runner.start());
    pause.addActionListener(e -> runner.pause());
    size.addActionListener(e -> new SizeDialog(grid, frame));
    reset.addActionListener(
        e -> {
          runner.pause();
          grid.init(grid.getWidth(), grid.getHeight());
          frame.repaint();
        });

    btRandom.addActionListener(
        e -> {
          String result =
              JOptionPane.showInputDialog(
                  null,
                  "Choose the probability for an filled cell:",
                  "Input",
                  JOptionPane.PLAIN_MESSAGE);
          try {
            if (Double.parseDouble(result) <= 1.0 && Double.parseDouble(result) >= 0) {
              runner.pause();
              grid.init(grid.getWidth(), grid.getHeight(), Double.parseDouble(result));
              frame.repaint();
            }
          } catch (NumberFormatException ex) {
            // ignore
          }
        });

    showGrid.addActionListener(
        e -> {
          panel.setShowGrid(!panel.isShowGrid());
          frame.repaint();
        });

    next.addActionListener(
        e -> {
          envolver.evolve();
          frame.repaint();
        });

    btAbout.addActionListener(
        e -> {
          JOptionPane.showMessageDialog(
              null,
              "For more information about the rules\nlook to the corresponding wikipedia article.\nNote that we do not look at an infinite grid!\nA cell at the border of the grid has less neighbours than cells in the center.",
              "About",
              JOptionPane.INFORMATION_MESSAGE);
        });
  }