/// <summary>
/// </summary>
public int Tick()
{
if (_activeBonus == null)
{
var position = new Position2D(
_randomGenerator.Next(0, SnakeConfig.RowCount - 1),
_randomGenerator.Next(0, SnakeConfig.ColumnCount - 1)
);
while (CellAt(position).BackColor != SnakeConfig.BlankColor)
{
position = new Position2D(
_randomGenerator.Next(0, SnakeConfig.RowCount - 1),
_randomGenerator.Next(0, SnakeConfig.ColumnCount - 1)
);
}
_bonusPosition = position;
_activeBonus = CellAt(_bonusPosition);
_activeBonus.BackColor = SnakeConfig.AppleColor;
}
if (_snake.Position.Equals(_bonusPosition))
{
if (_snake.Tick(false) == null)
{
GameOver = true;
}
else
{
_activeBonus.BackColor = SnakeConfig.SnakeNormalColor;
_activeBonus = null;
_score += 100;
}
}
else if (_snake.Tick(true) == null)
{
GameOver = true;
}
else
{
_score++;
}
return(_score);
}
/// <summary>
/// </summary>
/// <param name="other"></param>
public Position2D(Position2D other)
{
X = other.X;
Y = other.Y;
}
/// <summary>
/// </summary>
/// <param name="position2D"></param>
/// <returns></returns>
public Button CellAt(Position2D position2D)
{
return(_matrix[position2D.X * SnakeConfig.ColumnCount + position2D.Y]);
}
/// <summary>
/// </summary>
/// <param name="button"></param>
/// <param name="position"></param>
public SnakeSegment(Control button, Position2D position)
{
Button = button;
Position = position;
button.BackColor = SnakeConfig.SnakeHeadColor;
}
