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#ifndef SCXMLDOTWRITER_H_AOP0OHXX
#define SCXMLDOTWRITER_H_AOP0OHXX

#include <DOM/Document.hpp>
#include <fstream>
#include <set>

namespace uscxml {

class Interpreter;

class SCXMLDotWriter {
public:
  
  struct ElemDetails {
    std::string name;
    std::string details;
    std::string content;
  };
  
	SCXMLDotWriter(Interpreter* interpreter);
	~SCXMLDotWriter();
	
  static void toDot(const std::string& filename, Interpreter* interpreter);
  void writeSCXMLElement(std::ostream& os, const Arabica::DOM::Element<std::string>& elem);
  void writeStateElement(std::ostream& os, const Arabica::DOM::Element<std::string>& elem);
  void writeTransitionElement(std::ostream& os, const Arabica::DOM::Element<std::string>& elem);

  std::string getDetailedLabel(const Arabica::DOM::Element<std::string>& elem, int indentation = 0);
  std::string colorForIndent(int indent);
    
  std::string idForNode(const Arabica::DOM::Node<std::string>& node);
  std::string nameForNode(const Arabica::DOM::Node<std::string>& node);

  static std::string getPrefix();
  static std::string dotEscape(const std::string& text);
  
  Interpreter* _interpreter;
  std::set<std::string> _knownIds;
  static int _indentation;
};

}

#endif /* end of include guard: SCXMLDOTWRITER_H_AOP0OHXX */