Class: SGF::Model::Node

Inherits:
Object
  • Object
show all
Includes:
Constants, SGFHelper
Defined in:
lib/sgf/model/node.rb

Constant Summary

Constants included from Constants

Constants::BLACK, Constants::DEFAULT_BOARD_SIZE, Constants::DEFAULT_KOMI, Constants::NODE_MOVE, Constants::NODE_PASS, Constants::NODE_SETUP, Constants::POSITIONS, Constants::WEIQI, Constants::WHITE

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from SGFHelper

#move_to_sgf, #to_label, #to_position, #to_position_array, #xy_to_sgf_pos

Constructor Details

#initialize(parent = nil) ⇒ Node

Returns a new instance of Node.



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# File 'lib/sgf/model/node.rb', line 11

def initialize parent = nil
  @parent     = parent
  @node_type  = NODE_SETUP
  @labels     = []
  @whose_turn = BLACK
  @trunk      = true
  if parent
    @trunk = parent.trunk?
    @parent.children << self
  end
end

Instance Attribute Details

#black_moves ⇒ Object (readonly)

Returns the value of attribute black_moves.



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# File 'lib/sgf/model/node.rb', line 7

def black_moves
  @black_moves
end

#children ⇒ Object (readonly)

Returns the value of attribute children.



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# File 'lib/sgf/model/node.rb', line 8

def children
  @children
end

#color ⇒ Object (readonly)

Returns the value of attribute color.



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# File 'lib/sgf/model/node.rb', line 7

def color
  @color
end

#comment ⇒ Object

Returns the value of attribute comment.



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# File 'lib/sgf/model/node.rb', line 9

def comment
  @comment
end

#labels ⇒ Object (readonly)

Returns the value of attribute labels.



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# File 'lib/sgf/model/node.rb', line 7

def labels
  @labels
end

#move ⇒ Object (readonly)

Returns the value of attribute move.



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# File 'lib/sgf/model/node.rb', line 7

def move
  @move
end

#node_type ⇒ Object (readonly)

Returns the value of attribute node_type.



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# File 'lib/sgf/model/node.rb', line 7

def node_type
  @node_type
end

#parent ⇒ Object (readonly)

Returns the value of attribute parent.



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# File 'lib/sgf/model/node.rb', line 8

def parent
  @parent
end

#white_moves ⇒ Object (readonly)

Returns the value of attribute white_moves.



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# File 'lib/sgf/model/node.rb', line 7

def white_moves
  @white_moves
end

#whose_turn ⇒ Object

Returns the value of attribute whose_turn.



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# File 'lib/sgf/model/node.rb', line 9

def whose_turn
  @whose_turn
end

Instance Method Details

#child ⇒ Object 



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# File 'lib/sgf/model/node.rb', line 52

def child
  @children.first
end

#clear_moves ⇒ Object 



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# File 'lib/sgf/model/node.rb', line 44

def clear_moves
  @white_moves ||= []
end

#last? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sgf/model/node.rb', line 64

def last?
  @children.nil? or @children.empty?
end

#misc_properties ⇒ Object 



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# File 'lib/sgf/model/node.rb', line 28

def misc_properties
  @misc_properties ||= {}
end

#move_no ⇒ Object 



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# File 'lib/sgf/model/node.rb', line 23

def move_no
  parent_move_no = parent.nil? ? 0 : parent.move_no
  self.node_type == NODE_MOVE ? parent_move_no + 1 : parent_move_no
end

#root? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sgf/model/node.rb', line 56

def root?
  @parent.nil?
end

#sgf_label(input) ⇒ Object 



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# File 'lib/sgf/model/node.rb', line 99

def sgf_label input
  @labels << to_label(input)
end

#sgf_play_black(input) ⇒ Object 



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# File 'lib/sgf/model/node.rb', line 89

def sgf_play_black input
  @color = BLACK
  set_move input
end

#sgf_play_white(input) ⇒ Object 



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# File 'lib/sgf/model/node.rb', line 94

def sgf_play_white input
  @color = WHITE
  set_move input
end

#sgf_setup_black(input) ⇒ Object 



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# File 'lib/sgf/model/node.rb', line 77

def sgf_setup_black input
  to_position_array(input).each {|position| self.black_moves << position}
end

#sgf_setup_clear(input) ⇒ Object 



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# File 'lib/sgf/model/node.rb', line 85

def sgf_setup_clear input
  to_position_array(input).each {|position| self.clear_moves << position}
end

#sgf_setup_white(input) ⇒ Object 



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# File 'lib/sgf/model/node.rb', line 81

def sgf_setup_white input
  to_position_array(input).each {|position| self.white_moves << position}
end

#trunk? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sgf/model/node.rb', line 60

def trunk?
  @trunk
end

#variation_root=(value) ⇒ Object 



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# File 'lib/sgf/model/node.rb', line 68

def variation_root= value
  @variation_root = value
  @trunk = false if value
end

#variation_root? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sgf/model/node.rb', line 73

def variation_root?
  @variation_root
end