Class: C4::Model::Board

Inherits:
Object
  • Object
show all
Defined in:
lib/c4/model/board.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(num_rows, num_columns) ⇒ Board

Returns a new instance of Board.



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# File 'lib/c4/model/board.rb', line 13

def initialize(num_rows, num_columns)
  @num_rows = num_rows
  @num_columns = num_columns
  @columns = Array.new(num_columns).map { |_| Column.new(num_rows) }
end

Instance Attribute Details

#columns ⇒ Object (readonly)

Returns the value of attribute columns.



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# File 'lib/c4/model/board.rb', line 9

def columns
  @columns
end

#num_columns ⇒ Object (readonly)

Returns the value of attribute num_columns.



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# File 'lib/c4/model/board.rb', line 9

def num_columns
  @num_columns
end

#num_rows ⇒ Object (readonly)

Returns the value of attribute num_rows.



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# File 'lib/c4/model/board.rb', line 9

def num_rows
  @num_rows
end

Instance Method Details

#diagonals ⇒ Object 



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# File 'lib/c4/model/board.rb', line 37

def diagonals
  matrix = Matrix.new(columns.map(&:to_a), num_rows, num_columns)
  matrix.diagonals
end

#full? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/c4/model/board.rb', line 25

def full?
  columns.all?(&:full?)
end

#put_stone!(column, mark) ⇒ Object

Raises:



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# File 'lib/c4/model/board.rb', line 19

def put_stone!(column, mark)
  raise InvalidColumnError, 'Column does not exist!' if column.negative? || column >= columns.size

  columns[column].put!(mark)
end

#to_a(mode = :column_wise) ⇒ Object 



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# File 'lib/c4/model/board.rb', line 29

def to_a(mode = :column_wise)
  column_wise = Matrix.new(columns.map(&:to_a), num_rows, num_columns)
  return column_wise.transpose.matrix if mode == :row_wise # Changes the shape
  return column_wise.transpose.reverse.matrix if mode == :print

  column_wise.matrix
end