/**
 * @file    Ordering.h
 * @brief   Ordering of indices for eliminating a factor graph
 * @author  Frank Dellaert
 */


#pragma once

#include <vector>
#include <string>

// \namespace

namespace gtsam {

/**
 * @class Ordering
 * @brief ordering of indices for eliminating a factor graph
 */
class Ordering : public std::vector<std::string>
{
public:
	/** Constructor  */
	Ordering(){clear();}

	Ordering(std::vector<std::string> strings_in) : std::vector<std::string> (strings_in) {}

	/** Destructor */
	~Ordering(){}

	void print() const;

	/**
	 * check if two orderings are the same
	 * @param ordering
	 * @return bool
	 */
	bool equals(Ordering &ord);
};

}