Class: GraphViz::DOTScript
- Extended by:
- Forwardable
- Defined in:
- lib/graphviz/dot_script.rb
Instance Method Summary collapse
- #add_type(type, data) ⇒ Object
- #append(line) ⇒ Object (also: #<<)
-
#initialize ⇒ DOTScript
constructor
A new instance of DOTScript.
- #make_subgraph(name) ⇒ Object
- #prepend(line) ⇒ Object
- #to_str ⇒ Object (also: #to_s)
Constructor Details
#initialize ⇒ DOTScript
Returns a new instance of DOTScript.
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# File 'lib/graphviz/dot_script.rb', line 53 def initialize @script = '' end |
Instance Method Details
#add_type(type, data) ⇒ Object
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# File 'lib/graphviz/dot_script.rb', line 74 def add_type(type, data) return self if data.empty? case type when "graph_attr" append_statement(" " + data) when "node_attr" append_statement(" node [" + data + "]") when "edge_attr" append_statement(" edge [" + data + "]") else raise ArgumentError, "Unknown type: #{type}." << "Possible: 'graph_attr','node_attr','edge_attr'" end self end |
#append(line) ⇒ Object Also known as: <<
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# File 'lib/graphviz/dot_script.rb', line 57 def append(line) @script << assure_ends_with(line.to_s,"\n") self end |
#make_subgraph(name) ⇒ Object
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# File 'lib/graphviz/dot_script.rb', line 70 def make_subgraph(name) prepend(assure_ends_with("subgraph #{name}"," {")) end |
#prepend(line) ⇒ Object
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# File 'lib/graphviz/dot_script.rb', line 64 def prepend(line) @script = assure_ends_with(line.to_s,"\n") + @script self end |
#to_str ⇒ Object Also known as: to_s
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# File 'lib/graphviz/dot_script.rb', line 93 def to_str @script end |