/**
  * If the ball is hit in the fall on the side of the paddle, it will change the direction of the
  * x-coordinate
  */
 private double checkLeftAndRightWallOfPaddle(double vx) {
   if (getElementAt(paddle.getX() - 1, paddle.getY()) == ball
       || getElementAt(paddle.getX() - 1, paddle.getY() + PADDLE_HEIGHT) == ball
       || getElementAt(paddle.getX() + PADDLE_WIDTH + 1, paddle.getY()) == ball
       || getElementAt(paddle.getX() + PADDLE_WIDTH + 1, paddle.getY() + PADDLE_HEIGHT) == ball) {
     vx = -vx;
   }
   return vx;
 }
  public void mouseClicked(MouseEvent evento) {
    if (getElementAt(evento.getX(), evento.getY()) == rectangulo) {
      double altoRectangulo = rectangulo.getHeight();
      double distanciaAlPrincipio = (evento.getY() - rectangulo.getY());

      if (distanciaAlPrincipio > altoRectangulo / 2) {
        rectangulo.move(0, 20);
      } else {
        rectangulo.move(0, -20);
      }
    }
    if (getElementAt(evento.getX(), evento.getY()) == rectangulo) {
      double anchoRectangulo = rectangulo.getWidth();
      double distanciaAlPrincipio = (evento.getX() - rectangulo.getX());
      if (distanciaAlPrincipio > anchoRectangulo / 2) {
        rectangulo.move(20, 0);
      } else {
        rectangulo.move(-20, 0);
      }
    }
  }
  public void run() {
    int x_center = getWidth() / 2;
    int y_center = getHeight() / 2;

    GRect top_rect =
        new GRect(
            x_center - (RECT_WIDTH / 2), y_center - (2 * RECT_HEIGHT), RECT_WIDTH, RECT_HEIGHT);
    add(top_rect);

    GRect bottom_left_rect =
        new GRect(
            (x_center - (RECT_WIDTH / 2)) - (RECT_WIDTH + 15), y_center, RECT_WIDTH, RECT_HEIGHT);
    add(bottom_left_rect);

    GRect bottom_middle_rect =
        new GRect(x_center - (RECT_WIDTH / 2), y_center, RECT_WIDTH, RECT_HEIGHT);
    add(bottom_middle_rect);

    GRect bottom_right_rect =
        new GRect(
            (x_center - (RECT_WIDTH / 2)) + (RECT_WIDTH + 15), y_center, RECT_WIDTH, RECT_HEIGHT);
    add(bottom_right_rect);

    GLine left_line =
        new GLine(x_center, y_center - RECT_HEIGHT, x_center - (RECT_WIDTH + 15), y_center);
    add(left_line);

    GLine right_line =
        new GLine(x_center, y_center - RECT_HEIGHT, x_center + (RECT_WIDTH + 15), y_center);
    add(right_line);

    GLine middle_line = new GLine(x_center, y_center - RECT_HEIGHT, x_center, y_center);
    add(middle_line);

    GLabel top_label =
        new GLabel(
            "Program", top_rect.getX() + (RECT_WIDTH / 2), top_rect.getY() + (RECT_HEIGHT / 2));
    top_label.move(-top_label.getWidth() / 2, top_label.getAscent() / 2);
    add(top_label);

    GLabel bottom_left_label =
        new GLabel(
            "GraphicsProgram",
            bottom_left_rect.getX() + (RECT_WIDTH / 2),
            bottom_left_rect.getY() + (RECT_HEIGHT / 2));
    bottom_left_label.move(-bottom_left_label.getWidth() / 2, bottom_left_label.getAscent() / 2);
    add(bottom_left_label);

    GLabel bottom_middle_label =
        new GLabel(
            "ConsoleProgram",
            bottom_middle_rect.getX() + (RECT_WIDTH / 2),
            bottom_middle_rect.getY() + (RECT_HEIGHT / 2));
    bottom_middle_label.move(
        -bottom_middle_label.getWidth() / 2, bottom_middle_label.getAscent() / 2);
    add(bottom_middle_label);

    GLabel bottom_right_label =
        new GLabel(
            "DialogProgram",
            bottom_right_rect.getX() + (RECT_WIDTH / 2),
            bottom_right_rect.getY() + (RECT_HEIGHT / 2));
    bottom_right_label.move(-bottom_right_label.getWidth() / 2, bottom_right_label.getAscent() / 2);
    add(bottom_right_label);
  }
Exemple #4
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 /** When mouse moved: move the board */
 public void mouseMoved(MouseEvent e) {
   board.move(e.getX() - board.getX() - BOARD_WIDTH / 2, 0);
 }