/// <summary>
/// Checks if a given tile in the given direction flag is empty,
/// and adds the direction flag to the adjacency flag if it is.
/// </summary>
/// <param name="_tile"></param>
/// <param name="_direction"></param>
public void CheckAdjacent(Tile _tile, AdjacentFlag _direction)
{
if (_tile == null || _tile.Type == TileType.Empty)
{
AddAdjacentFlag(_direction);
}
}
/// <summary>
/// Add a given flag to the tiles adjacent flags.
/// </summary>
/// <param name="_flag"></param>
private void AddAdjacentFlag(AdjacentFlag _flag)
{
Adjacent &= ~AdjacentFlag.None;
Adjacent |= _flag;
}
/// <summary>
/// Checks if the tile has the given adjacent flags.
/// </summary>
/// <param name="_flag"></param>
/// <returns></returns>
public bool HasAdjacentFlags(AdjacentFlag _flag)
{
return((Adjacent & _flag) == _flag);
}
