protected void onMessage(AtmosphereResource resource, String message) {
Snake snake = snake(resource);
if (snake != null) {
if ("west".equals(message)) {
snake.setDirection(Direction.WEST);
} else if ("north".equals(message)) {
snake.setDirection(Direction.NORTH);
} else if ("east".equals(message)) {
snake.setDirection(Direction.EAST);
} else if ("south".equals(message)) {
snake.setDirection(Direction.SOUTH);
}
}
}
public void onOpen(AtmosphereResource resource) throws IOException {
int id = snakeIds.getAndIncrement();
resource.session().setAttribute("id", id);
Snake snake = new Snake(id, resource);
resource.session().setAttribute("snake", snake);
snakeBroadcaster().addSnake(snake);
StringBuilder sb = new StringBuilder();
for (Iterator<Snake> iterator = snakeBroadcaster().getSnakes().iterator();
iterator.hasNext(); ) {
snake = iterator.next();
sb.append(
String.format(
"{id: %d, color: '%s'}", Integer.valueOf(snake.getId()), snake.getHexColor()));
if (iterator.hasNext()) {
sb.append(',');
}
}
snakeBroadcaster().broadcast(String.format("{'type': 'join','data':[%s]}", sb.toString()));
}
private void displaySnake(Graphics g) {
LinkedList<Point> coordinates = snake.segmentsToDraw();
// Draw head in grey
g.setColor(Color.BLACK); // Changed snake head to be drawn in black to enhance minimalist look.
// As the snake is always moving forward, it should be relatively
// intuitive to see where the head is.
Point head = coordinates.pop();
g.fillRect((int) head.getX(), (int) head.getY(), SnakeGame.squareSize, SnakeGame.squareSize);
g.setColor(Color.BLACK);
for (Point p : coordinates) {
g.fillRect((int) p.getX(), (int) p.getY(), SnakeGame.squareSize, SnakeGame.squareSize);
}
}
@Override
public void keyPressed(KeyEvent e) {
System.out.println("KEY: " + e.getKeyCode());
if (e.getKeyCode() != snake1.getCurDirection().getKey()
&& e.getKeyCode() != snake1.getCurDirection().getOpposite()) {
if (e.getKeyCode() == KeyEvent.VK_UP) {
snake1.setCurDirection(Direction.UP);
} else if (e.getKeyCode() == KeyEvent.VK_DOWN) {
snake1.setCurDirection(Direction.DOWN);
} else if (e.getKeyCode() == KeyEvent.VK_LEFT) {
snake1.setCurDirection(Direction.LEFT);
} else if (e.getKeyCode() == KeyEvent.VK_RIGHT) {
snake1.setCurDirection(Direction.RIGHT);
}
}
if (e.getKeyCode() != snake2.getCurDirection().getP2key()
&& e.getKeyCode() != snake2.getCurDirection().getP2Opposite()) {
if (e.getKeyCode() == KeyEvent.VK_W) {
snake2.setCurDirection(Direction.UP);
} else if (e.getKeyCode() == KeyEvent.VK_S) {
snake2.setCurDirection(Direction.DOWN);
} else if (e.getKeyCode() == KeyEvent.VK_A) {
snake2.setCurDirection(Direction.LEFT);
} else if (e.getKeyCode() == KeyEvent.VK_D) {
snake2.setCurDirection(Direction.RIGHT);
}
}
}
