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DOT::DOTSubgraph

subgraph element is the same to graph, but has another header in dot notation

Public Class Methods

new( params = {}, option_list = GRAPH_OPTS ) click to toggle source 
 
               # File rdoc/dot/dot.rb, line 188
def initialize( params = {}, option_list = GRAPH_OPTS )
    super( params, option_list )
    @nodes = params['nodes'] ? params['nodes'] : []
    @dot_string = 'subgraph'
end

Public Instance Methods

<<( thing ) click to toggle source 
 
               # File rdoc/dot/dot.rb, line 198
def << ( thing )
    @nodes << thing
end
each_node() click to toggle source 
 
               # File rdoc/dot/dot.rb, line 194
def each_node
    @nodes.each{ |i| yield i }
end
pop() click to toggle source 
 
               # File rdoc/dot/dot.rb, line 206
def pop
    @nodes.pop
end
push( thing ) click to toggle source 
 
               # File rdoc/dot/dot.rb, line 202
def push( thing )
    @nodes.push( thing )
end
to_s( t = '' ) click to toggle source 
 
               # File rdoc/dot/dot.rb, line 210
def to_s( t = '' )
  hdr = t + "#{@dot_string} #{@name} {\n"

  options = @options.to_a.collect{ |name, val|
    val && name != 'label' ?
    t + $tab + "#{name} = #{val}" :
      name ? t + $tab + "#{name} = \"#{val}\"" : nil
  }.compact.join( "\n" ) + "\n"

  nodes = @nodes.collect{ |i|
    i.to_s( t + $tab )
  }.join( "\n" ) + "\n"
  hdr + options + nodes + t + "}\n"
end