Module: SimpleStateMachine::Tools::Graphviz

Included in:
StateMachineDefinition
Defined in:
lib/simple_state_machine/tools/graphviz.rb

Instance Method Summary collapse

Instance Method Details

#google_chart_url ⇒ Object

Generates a url that renders states and events as a directional graph. See code.google.com/apis/chart/docs/gallery/graphviz.html



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# File 'lib/simple_state_machine/tools/graphviz.rb', line 14

def google_chart_url
  graph = transitions.map { |t| t.to_graphviz_dot }.sort.join(";")
  puts graph
  "http://chart.googleapis.com/chart?cht=gv&chl=digraph{#{::CGI.escape graph}}"
end

#to_graphviz_dot ⇒ Object

Graphviz dot format for rendering as a directional graph



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# File 'lib/simple_state_machine/tools/graphviz.rb', line 6

def to_graphviz_dot
  "digraph G {\n" +
    transitions.map { |t| t.to_graphviz_dot }.sort.join(";\n") +
    "\n}"
end