Paisa To Rupee Converter in C++

MainClass.cpp

//============================================================================
// Name        : MainClass.cpp
// Author      : Deepu Mohan Puthrote
// Version     : 1.0
// Created on  : 26 Sep 2012
// Copyright   : Apache License, Version 2.0
// Description : Class which runs the program, Ansi-style
//=============================================================================

#include "MainClass.h"

MainClass::MainClass() {
	// TODO Auto-generated constructor stub
}

MainClass::~MainClass() {
	// TODO Auto-generated destructor stub
}

// main function
int main(void) {

	// Pointer to Paisa our converter class
	PaisaToRupeeConverter* Converter = new PaisaToRupeeConverter();
	// Pointer to Currency
	Currency* currency;

	// Read paisa as int
	int paisa;
	cout << "Enter paisa (int mode): ";
	cin >> paisa;

	// Convert to int paisa to currency
	currency = Converter->convert(paisa);
	PaisaToRupeeConverter::printCurrency(currency);

	// Read paisa as string
	string strPaisa;
	cout << "\nEnter paisa (string mode): ";
	cin >> strPaisa;

	// Convert to String paisa to currency
	currency = Converter->convert(strPaisa);
	PaisaToRupeeConverter::printCurrency(currency);

	cout<<"\nDone!";

	return EXIT_SUCCESS;
}

MainClass.h

//============================================================================
// Name        : MainClass.h
// Author      : Deepu Mohan Puthrote
// Version     : 1.0
// Created on  : 26 Sep 2012
// Copyright   : Apache License, Version 2.0
// Description : Header file
//=============================================================================

#ifndef MAINCLASS_H_
#define MAINCLASS_H_

#include <stdlib.h>
#include "PaisaToRupeeConverter.cpp"

class MainClass {
public:
	MainClass();
	virtual ~MainClass();
};

#endif /* MAINCLASS_H_ */

PaisaToRupeeConverter.cpp

//============================================================================
// Name        : PaisaToRupeeConverter.cpp
// Author      : Deepu Mohan Puthrote
// Version     : 1.0
// Created on  : 26 Sep 2012
// Copyright   : Apache License, Version 2.0
// Description : Convert paisa to rupee, Ansi-style
//=============================================================================

#include "PaisaToRupeeConverter.h"

// convertor function with string input
Currency* PaisaToRupeeConverter::convert(string strPaisa) {

	int paisa = stringToIntConverter.convert(strPaisa);

	StringToIntConverter* test = new StringToIntConverter();
	paisa = test->convert(strPaisa);

	Currency* currency = new Currency();
	currency->rupee = paisa / 100;
	currency->paisa = paisa % 100;
	return currency;
}

// convertor function with int input
Currency* PaisaToRupeeConverter::convert(int paisa) {
	Currency* currency = new Currency();
	currency->rupee = paisa / 100;
	currency->paisa = paisa % 100;
	return currency;
}

PaisaToRupeeConvertor.cpp

//============================================================================
// Name        : PaisaToRupeeConvertor.cpp
// Author      : Deepu Mohan Puthrote
// Version     : 1.0
// Created on  : 26 Sep 2012
// Copyright   : Apache License, Version 2.0
// Description : Convert paisa to rupee, Ansi-style
//=============================================================================

#include "PaisaToRupeeConvertor.h"

// convertor function with string input
Currency* PaisaToRupeeConvertor::convert(string strPaisa) {

	int paisa = stringToIntConvertor.convert(strPaisa);

	StringToIntConvertor* test = new StringToIntConvertor();
	paisa = test->convert(strPaisa);

	Currency* currency = new Currency();
	currency->rupee = paisa / 100;
	currency->paisa = paisa % 100;
	return currency;
}

// convertor function with int input
Currency* PaisaToRupeeConvertor::convert(int paisa) {
	Currency* currency = new Currency();
	currency->rupee = paisa / 100;
	currency->paisa = paisa % 100;
	return currency;
}

PaisaToRupeeConvertor.h

//============================================================================
// Name        : PaisaToRupeeConvertor.h
// Author      : Deepu Mohan Puthrote
// Version     : 1.0
// Created on  : 26 Sep 2012
// Copyright   : Apache License, Version 2.0
// Description : Header file
//=============================================================================

#include <iostream>
#include <stdlib.h>
#include "StringToIntConvertor.cpp"

#ifndef PAISATORUPEECONVERTOR_H_
#define PAISATORUPEECONVERTOR_H_

using namespace std;

/**
 * Currency structure
 */
struct Currency {
	int rupee;
	int paisa;
};

/**
 * Class which converts paisa to rupees and paisa.
 * Contains overloaded function convert,
 * one which accepts string and other accepts int argument
 */
class PaisaToRupeeConvertor {
	StringToIntConvertor stringToIntConvertor;
public:
	PaisaToRupeeConvertor() {

	}
	virtual ~PaisaToRupeeConvertor() {

	}
	Currency* convert(string paisa);
	Currency* convert(int paisa);

	/**
	 * static function to print the currency
	 */
	static void printCurrency(Currency* currency) {
		cout << "That is " << currency->rupee << " rupees and "
				<< currency->paisa << " paisa.";
	}

};

#endif /* PAISATORUPEECONVERTOR_H_ */

StringToIntConverter.cpp

//============================================================================
// Name        : StringToIntConverter.cpp
// Author      : Deepu Mohan Puthrote
// Version     : 1.0
// Created on  : 26 Sep 2012
// Copyright   : Apache License, Version 2.0
// Description : Convert string to int, Ansi-style
//=============================================================================

#include "StringToIntConverter.h"

StringToIntConverter::StringToIntConverter() {
	// TODO Auto-generated constructor stub

}

StringToIntConverter::~StringToIntConverter() {
	// TODO Auto-generated destructor stub
}

/**
 * returns the int form on given string
 */
int StringToIntConverter::convert(std::string str) {
	return atoi(str.c_str());
}

StringToIntConverter.h

//============================================================================
// Name        : StringToIntConverter.h
// Author      : Deepu Mohan Puthrote
// Version     : 1.0
// Created on  : 26 Sep 2012
// Copyright   : Apache License, Version 2.0
// Description : Header file
//=============================================================================

#ifndef STRINGTOINTCONVERTER_H_
#define STRINGTOINTCONVERTER_H_

/**
 * Class to convert string to int
 */
class StringToIntConverter {
public:
	StringToIntConverter();
	virtual ~StringToIntConverter();
	int convert(std::string str);
};

#endif /* STRINGTOINTCONVERTER_H_ */