class Tile_Tip
  attr_accessor  :id

  attr_accessor  :empty_tile
  
  def initialize(id,ncolumn , nrow ,empty_flag)
    @id = id
    @board_column = ncolumn
    @board_row = nrow
    @empty_tile = empty_flag
  end  
  
  def dposX
    @id % @board_column
  end
  
  def dposY
    @id / @board_column
  end  

end