Class: GraphViz::DOTScriptData
Instance Attribute Summary collapse
-
#type ⇒ Object
Returns the value of attribute type.
Instance Method Summary collapse
- #add_attribute(name, value) ⇒ Object
- #append(data) ⇒ Object (also: #<<)
- #empty? ⇒ Boolean
-
#initialize(type = nil) ⇒ DOTScriptData
constructor
A new instance of DOTScriptData.
- #to_str ⇒ Object (also: #to_s)
Constructor Details
#initialize(type = nil) ⇒ DOTScriptData
Returns a new instance of DOTScriptData.
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# File 'lib/graphviz/dot_script.rb', line 6 def initialize(type = nil) @data = [] @separator = "" @type = type end |
Instance Attribute Details
#type ⇒ Object
Returns the value of attribute type.
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# File 'lib/graphviz/dot_script.rb', line 5 def type @type end |
Instance Method Details
#add_attribute(name, value) ⇒ Object
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# File 'lib/graphviz/dot_script.rb', line 17 def add_attribute(name, value) @data << @separator << name << " = " << value @separator = determine_separator end |
#append(data) ⇒ Object Also known as: <<
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# File 'lib/graphviz/dot_script.rb', line 12 def append(data) @data << data end |
#empty? ⇒ Boolean
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# File 'lib/graphviz/dot_script.rb', line 32 def empty? @data.empty? end |
#to_str ⇒ Object Also known as: to_s
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# File 'lib/graphviz/dot_script.rb', line 22 def to_str case @type when "graph_attr" then "#{@data.join}#{@separator}" when "node_attr" then "node[#{@data.join(' ')}];" when "edge_attr" then "edge[#{@data.join(' ')}];" else raise ArgumentError, "Wrong type: #{@type}." end end |