rule.cc

# include <rule.h>
# include <iostream>

Rule::Rule()
{
	length =0;
}

void	Rule::addSymbol(Symbol *s)
{
	data.push_back(s);
	length++;
}

int	Rule::getSymbolPos(string s)
{
	for(int i=0;i<length;i++)
		if(data[i]->getName()==s) return i;
	return -1;
}

Symbol	*Rule::getSymbol(int pos) const
{
	if(pos<0 || pos>=length) return NULL;
	return data[pos];
}

void	Rule::setSymbol(int pos,Symbol *s)
{
	if(pos<0 || pos>=length) return; 
	data[pos]=s;
}

int	Rule::getLength() const
{
	return length;
}

string	Rule::printRule(vector<int> genome,int &pos,int &redo)
{

	string str="";
	string str2="";
	Rule *r;
	int old_pos;
	for(int i=0;i<length;i++)
	{
		Symbol *s=data[i];
		if(s->getTerminalStatus())
		{
			str=str+s->getName();	
		}
		else
		{
			if(pos>=genome.size()) {redo++;pos=0;}
			if(pos<0 || s==NULL) {redo=REDO_MAX+100;return str;}
			r=s->getRule((genome[pos]%s->getCountRules()));
			pos++;
			if(pos>=genome.size()) {redo++;pos=0;}
			if(redo>=REDO_MAX) return str;
			str2=r->printRule(genome,pos,redo);
			str=str+str2;
		}
	}
	return str;
}

Rule::~Rule()
{
}