public Game(Size boardGridSize, Size cellSize)
{
_boardGridSize = boardGridSize;
BackgroundColor = Color.White;
Snake = new SnakeBuilder().SetStartPosition(new Point(x: _boardGridSize.Width / 2, y: _boardGridSize.Height / 2))
.SetLength(3)
.SetPartSize(cellSize)
.SetSnakeBrush(Brushes.LightBlue)
.SetSnakeHeadBrush(Brushes.CornflowerBlue)
.Build();
Snake.CrashAccident += (sender, e) => CrashAccident?.Invoke(sender, e);
Score = new GameScore();
Score.ScoreChanged += (sender, e) => ScoreChanged?.Invoke(sender, e);
Ball = new Ball(cellSize);
StartNewGame();
}
public void MoveTo(Point movementVector, Size bounds)
{
var newPositionOfHead = GetHead().Add(movementVector);
newPositionOfHead = new Point((newPositionOfHead.X + bounds.Width) % bounds.Width,
(newPositionOfHead.Y + bounds.Height) % bounds.Height);
if (IsCollisionExistsOnHead(newPositionOfHead))
{
CrashAccident?.Invoke(this, null);
return;
}
// move a body ahead
for (int i = _partsOfsnake.Count - 1; i > 0; --i)
{
_partsOfsnake[i] = _partsOfsnake[i - 1];
}
// move a head
SetHead(newPositionOfHead);
}