/*
 * sim.hpp
 *
 *  Created on: Sep 19, 2011
 *      Author: mike
 */

#pragma once

#include <iostream>
using namespace std;
#include "randbit.hpp"
#include "coin.hpp"
#include "exper.hpp"

//--------------------------------------------------------------------
class Simulator {
private:
	// Parameters
	int n;			// number of coin flips in experiment
	int t;			// number of trials
	int tau;		// threshold
	RandBit::Mode_t mode;	// mode of bit generation
	double p;		// dependency parameter for random tosses
	unsigned seed;	// seed for random tosses
	string filename; // file name for recorded bitstream

	// Objects used for the simulation
	RandBit* rb;	// bit-stream generator
	Coin* c;		// Coin to use for experiments
	Experiment* ex;	// Experiment

	// Simulation result
	double est;		// Computed estimator

	// Debugging switch
	bool debugFlag;	// set true for debugging output

	// Command line parser
	bool getInt(char* p, int& x);
	bool getUnsigned(char* p, unsigned& x);
	bool getDouble(char* p, double& x);
	bool parse(int argc, char* argv[]);

public:
	Simulator(int argc, char* argvp[]);
	~Simulator();
	double getEst() const { return est; }
	void run();
	ostream& print( ostream& out) const;
	bool debug() const { return debugFlag; }
};