CharByteFlag

CharByteFlag.h

#pragma once

#define SET_BIT(value, bit_num) \
		((1 << bit_num) | value)

#define CLEAR_BIT(value, bit_num) \
		(~(1 << bit_num) & value)

#define CHECK_BIT(value, bit_num) \
		(value & (1 << bit_num)) ? true : false


class ByteFlag {
public:
	ByteFlag()
	{
		m_flag = CLEAR_BIT(m_flag, 0);
		m_flag = CLEAR_BIT(m_flag, 1);
		m_flag = CLEAR_BIT(m_flag, 2);
		m_flag = CLEAR_BIT(m_flag, 3);
		m_flag = CLEAR_BIT(m_flag, 4);
		m_flag = CLEAR_BIT(m_flag, 5);
		m_flag = CLEAR_BIT(m_flag, 6);
		m_flag = CLEAR_BIT(m_flag, 7);
	};

	bool checkFlag(const short& num)
	{
		if (num < 8 && num >= 0)
			return CHECK_BIT(m_flag, num);
		else
			throw "Not valid argument!";
	};

	void setFlag(const short& num)
	{
		m_flag = SET_BIT(m_flag, num);
	};

	void clearFlag(const short& num)
	{
		if (num < 0 || num >= 8)
			throw "Not valid argument!";
		m_flag = CLEAR_BIT(m_flag, num);
	};

private:
	char m_flag = 0;
};