Class: PointRb::LayoutTree

Inherits:
Object
  • Object
show all
Defined in:
lib/pointrb/layout_tree.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(root_node) ⇒ LayoutTree

Returns a new instance of LayoutTree.



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# File 'lib/pointrb/layout_tree.rb', line 7

def initialize(root_node)
  @counter = -1
  @tree = Tree::TreeNode.new(node_id, root_node)
  @active_node = @tree
  @prng = Random.new
end

Instance Attribute Details

#active_node ⇒ Object (readonly)

Returns the value of attribute active_node.



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# File 'lib/pointrb/layout_tree.rb', line 5

def active_node
  @active_node
end

#tree ⇒ Object (readonly)

Returns the value of attribute tree.



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# File 'lib/pointrb/layout_tree.rb', line 5

def tree
  @tree
end

Instance Method Details

#add_node(node) ⇒ Object 



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# File 'lib/pointrb/layout_tree.rb', line 14

def add_node(node)
  node = Tree::TreeNode.new(node_id, node)
  @active_node << node
  @active_node = node
end

#serialize(&block) ⇒ Object 



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# File 'lib/pointrb/layout_tree.rb', line 24

def serialize(&block)
  serialized_tree = [] 

  #default action during serialize
  block = lambda { |node| node.content } unless block
  @tree.each do |node| 
    serialized_tree << block.call(node)
  end

  serialized_tree
end

#up ⇒ Object 



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# File 'lib/pointrb/layout_tree.rb', line 20

def up
  @active_node = @active_node.parent
end