public SnakeGame(Options options)
{
_options = options;
_border = new Border(options);
_snakeHead = new SnakeHead(options);
_berry = new Berry(options);
_gameBoard = new GameBoard(options);
}
public Snake()
{
body = new Stack <SnakeBodyPart>();
head = new SnakeHead();
currentDirection = Directions.RIGHT;
lastDirection = Directions.RIGHT;
StartPoint = new Point(25, 450);
_gameOn = true;
}
public override void Move(ArrowDirection arrowDirection, Drawer drawer)
{
if (Parts.Count > 1 && (Parts.Select(x => x.Y).Distinct().Count() == 1 || Parts.Select(p => p.Y).Distinct().Count() == 1))
{
ReverseSnakeDirection();
}
// update snake parts locations
var oldSnakeHeadPart = (SnakePart)SnakeHead.Clone();
// update head part location
switch (arrowDirection)
{
case ArrowDirection.Up:
SnakeHead.Y -= oldSnakeHeadPart.Height;
break;
case ArrowDirection.Down:
SnakeHead.Y += oldSnakeHeadPart.Height;
break;
case ArrowDirection.Right:
SnakeHead.X += oldSnakeHeadPart.Width;
break;
case ArrowDirection.Left:
SnakeHead.X -= oldSnakeHeadPart.Width;
break;
}
// update tail parts locations
moveTailParts(oldSnakeHeadPart);
// graphically draw snake parts
Draw(drawer);
if (IsColided)
{
FireOnSnakeColided();
return;
}
}
public void Spawn(GameObjectType type)
{
switch (type)
{
case GameObjectType.SnakeHead:
head = new SnakeHead();
break;
case GameObjectType.SnakeSegment:
gameObjects.Add(new SnakeSegment(new Point(100, 100)));
break;
case GameObjectType.Apple:
Random rng = new Random();
int x = rng.Next(1, xBounds - 1);
int y = rng.Next(1, yBounds - 1);
apple.Pos.X = x;
apple.Pos.Y = y;
break;
}
}
public void UpdateModelBasedOnKeyPressed(object sender, EventArgs e)
{
SnakeHead head = model.Get <PlayerSnake>().Get <SnakeHead>();
switch (Char.ToLower(PressedKey))
{
case 'p':
model.GameState = State.PAUSE;
break;
case 'n':
model.Initialize();
frameTimer.Interval = GameProperties.SPEED;
break;
case 'a':
model.GameState = State.IN_GAME;
head.Direction = Direction.LEFT;
break;
case 'd':
model.GameState = State.IN_GAME;
head.Direction = Direction.RIGHT;
break;
case 'w':
model.GameState = State.IN_GAME;
head.Direction = Direction.UP;
break;
case 's':
model.GameState = State.IN_GAME;
head.Direction = Direction.DOWN;
break;
}
}