Automate-header/Automate.cpp at master · Idriss975/Automate-header · GitHub

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#include "Automate.hpp"

/*
*		    ___         __                        __
*	      /   | __  __/ /_____  ____ ___  ____ _/ /____
*  		 / /| |/ / / / __/ __ \/ __ `__ \/ __ `/ __/ _ \
* 		/ ___ / /_/ / /_/ /_/ / / / / / / /_/ / /_/  __/
*	   /_/  |_\__,_/\__/\____/_/ /_/ /_/\__,_/\__/\___/
*
*		https://github.com/Idriss975/Automate-header
*/

Automate::Automate(std::vector<char> A, std::vector<int> E, int EI, std::vector<int> EF, std::vector<std::vector<int>> TT):
Alphabet(A), Etats(E), Etat_I(EI), Etat_F(EF), Tab_Tr(TT)
{}

int Automate::Get_q0() const
{
	return Etat_I;
}

std::string Automate::Get_Etat_Final() const
{
	std::string BUFF_outp = "{ ";
	for(const int& i : Etat_F)
		BUFF_outp += std::to_string(i)+", ";
	return BUFF_outp.substr(0,BUFF_outp.length()-2) + " }";
}

std::string Automate::Get_Alphabets() const
{
	std::string BUFF_outp = "{ ";
	for (const char& A : Alphabet)
		BUFF_outp += std::string(1,A) + ", ";
	return BUFF_outp.substr(0,BUFF_outp.length()-2) + " }";
}

std::string Automate::Get_Etats() const
{
	std::string BUFF_outp = "{ ";
	for (const int& A : Etats)
		BUFF_outp += std::to_string(A) + ", ";
	return BUFF_outp.substr(0,BUFF_outp.length()-2) + " }";
}

std::string Automate::Get_Transitions() const
{
	std::string Buff_outp = "   ";
	for (unsigned int i = 0; i < Alphabet.size(); i++)
		Buff_outp += std::string(1,Alphabet[i]) + " ";
	Buff_outp += "\n";


	for (int i = 0; i < Etats.size(); i++)
	{
		Buff_outp += std::to_string(Etats[i]) + "  ";
		for (int j = 0; j < Alphabet.size(); j++)
			Buff_outp += (Tab_Tr[i][j] == -1 ? "-" : std::to_string(Tab_Tr[i][j])) + " ";
		Buff_outp += "\n";
	}


	return Buff_outp;
}

int Automate::Existe_Trans(int EtatD, char sysm) const
{
	int _Index_ED = -1;
	for (int i = 0; i < Etats.size(); i++)
		if (Etats[i] == EtatD)
			_Index_ED = i;

	int _Index_A = -1;
	for (int i = 0; i < Alphabet.size(); i++)
		if (Alphabet[i] == sysm)
			_Index_A = i;

	if (_Index_ED == -1 || _Index_A == -1)
		return -1;

	return Tab_Tr[_Index_ED][_Index_A];
}

bool Automate::isFinalState(int E) const
{
	for (const int& i : Etat_F)
		if (i == E)
			return true;
	return false;
}

bool Automate::isValidMessage(std::string m) const
{
	int Etat = Etat_I;
	int Next_Etat;

	for(const char& i : m)
	{
		Next_Etat = Existe_Trans(Etat, i);
		if (Next_Etat == -1)
			return false;

		Etat = Next_Etat;
	}

	for(const int& i : this -> Etat_F)
		if (Etat == i)
			return true;
	return false;
}

Automate Automate::Complement()
{
	Automate BuffOutp;
	int NewE = *BuffOutp.Etats.end() +1;

	// add extra Etat
	BuffOutp.Etats.push_back(NewE);
	// !TT
	for (std::vector<int> &i : BuffOutp.Tab_Tr)
		for (int &j : i)
			if(j == -1)
				j = NewE;

	// switch EtatsF
	bool _contains_element = false;
	for (std::vector<int>::iterator i = Etats.begin(); i != Etats.end(); i++)
	{
		for (std::vector<int>::iterator j = Etat_F.begin(); j != Etat_F.end(); j++)
			if (*i == *j)
			{
				Etat_F.erase(j);
				_contains_element = true;
				break;
			}

		if (_contains_element)
			Etat_F.push_back(*i);

		_contains_element = false;
	}

	return BuffOutp;
}

std::ostream& operator<<(std::ostream& O, const Automate& A)
{
	return O << "M = {E, A, q0, Sigma, F}\nE = " << A.Get_Etats()
	<< "\nA = " << A.Get_Alphabets()
	<< "\nq0 = " << A.Get_q0()
	<< "\nF = " << A.Get_Etat_Final() << "\nSigma:\n"
	<< A.Get_Transitions();
}