Class: Checkers::GUI::Scene::Board

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/checkers/gui/scene/board.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(state, game_engine) ⇒ Board

Returns a new instance of Board.



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# File 'lib/checkers/gui/scene/board.rb', line 11

def initialize(state, game_engine)
  @state = state
  @state.add_observer(self)
  @game_engine = game_engine
  @animation_queue = []
  render_board
end

Instance Attribute Details

#animation_queue ⇒ Object (readonly)

Returns the value of attribute animation_queue.



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# File 'lib/checkers/gui/scene/board.rb', line 9

def animation_queue
  @animation_queue
end

Instance Method Details

#clear ⇒ Object 



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# File 'lib/checkers/gui/scene/board.rb', line 41

def clear
  @board_objects.each(&:remove) if @board_objects&.any?
end

#each(&block) ⇒ Object 



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# File 'lib/checkers/gui/scene/board.rb', line 33

def each(&block)
  @board_objects.each(&block)
end

#find_index(&block) ⇒ Object 



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# File 'lib/checkers/gui/scene/board.rb', line 37

def find_index(&block)
  @board_objects.find_index(&block)
end

#piece_at(row, col) ⇒ Object 



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# File 'lib/checkers/gui/scene/board.rb', line 49

def piece_at(row, col)
  return @board_objects[row, col] if @board_objects[row, col].is_a?(Ruby2D::SquareWithPiece)
end

#square_at(row, col) ⇒ Object 



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# File 'lib/checkers/gui/scene/board.rb', line 45

def square_at(row, col)
  return @board_objects[row, col] if @board_objects[row, col].is_a?(Square)
end

#update ⇒ Object 



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# File 'lib/checkers/gui/scene/board.rb', line 19

def update
  return if @state.winner || @state.tie

  check_win
  check_tie

  @animation_queue.unshift(
    PieceAnimation.animate(self, @state.board.last_move) do
      render_board
      @game_engine.play
    end
  )
end