Esempio n. 1
0
  // init
  private static void init() {
    if (frame != null) frame.setVisible(false);

    frame = new JFrame();
    offscreenImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    onscreenImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    offscreen = offscreenImage.createGraphics();
    onscreen = onscreenImage.createGraphics();
    setXscale();
    setYscale();
    offscreen.setColor(DEFAULT_CLEAR_COLOR);
    offscreen.fillRect(0, 0, width, height);
    setPenColor();
    setPenRadius();
    setFont();
    clear();

    // add anti-aliasing
    RenderingHints hints =
        new RenderingHints(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    hints.put(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    offscreen.addRenderingHints(hints);

    // frame stuff
    ImageIcon icon = new ImageIcon(onscreenImage);
    JLabel draw = new JLabel(icon);

    draw.addMouseListener(std);
    draw.addMouseMotionListener(std);

    frame.setContentPane(draw);
    frame.addKeyListener(std); // JLabel cannot get keyboard focus
    frame.setResizable(false);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); // closes all windows
    // frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); // closes only current window
    frame.setTitle("Standard Draw");
    frame.setJMenuBar(createMenuBar());
    frame.pack();
    frame.requestFocusInWindow();
    frame.setVisible(true);
  }
Esempio n. 2
0
  static void buildGUI() {
    // Need this size to balance axes.
    frame.setSize(520, 690);
    frame.setTitle("DrawTool");
    frame.addWindowListener(
        new WindowAdapter() {
          public void windowClosing(WindowEvent e) {
            System.exit(0);
          }
        });

    Container cPane = frame.getContentPane();

    // Status label on top. Unused for now.
    statusLabel.setOpaque(true);
    statusLabel.setBackground(Color.white);
    cPane.add(statusLabel, BorderLayout.NORTH);

    // Build the input/output elements at the bottom.
    JPanel panel = new JPanel();
    panel.setBorder(BorderFactory.createLineBorder(Color.black));
    panel.setBackground(inputPanelColor);
    panel.setLayout(new GridLayout(2, 1));
    panel.add(outputLabel);
    JPanel bottomPanel = new JPanel();
    bottomPanel.setBackground(inputPanelColor);
    bottomPanel.add(inputField);
    bottomPanel.add(new JLabel("   "));
    JButton enterButton = new JButton("Enter");
    enterButton.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent a) {
            hasEntered = true;
          }
        });
    bottomPanel.add(enterButton);
    panel.add(bottomPanel);
    if (!sequencingOn) {
      cPane.add(panel, BorderLayout.SOUTH);
    }

    // Drawing in the center.
    drawArea = new DrawTool();
    if (sequencingOn) {
      frame.addKeyListener(
          new KeyAdapter() {
            public void keyTyped(KeyEvent e) {
              handleKeyTyped(e);
            }
          });
    }
    cPane.add(drawArea, BorderLayout.CENTER);

    drawArea.addMouseListener(
        new MouseAdapter() {
          public void mouseClicked(MouseEvent e) {
            handleMouseClick(e);
          }

          public void mouseReleased(MouseEvent e) {
            handleMouseReleased(e);
          }
        });

    drawArea.addMouseMotionListener(
        new MouseMotionAdapter() {
          public void mouseDragged(MouseEvent e) {
            handleMouseDragged(e);
          }
        });
  }