#include "StdAfx.h"
#include "TWFlag.h"

TWFlag::TWFlag(int nFlg)
	: w_flag(nFlg)
{

}

TWFlag::~TWFlag()
{

}

TWFlag::operator int()const
{
	return w_flag;
}

int TWFlag::GetFlag()const
{
	return w_flag;
}

bool TWFlag::Is(int nVal)const
{
	return (w_flag & nVal) != 0;
}

bool TWFlag::IsNot(int nVal)const
{
	return (w_flag & nVal) == 0;
}

bool TWFlag::IsEmptyFlag()const
{
	return w_flag == 0;
}

bool TWFlag::IsSameFlag(int nVal)const
{
	return w_flag == nVal;
}

void TWFlag::AddFlag(int nVal)
{
	w_flag |= nVal;
}

void TWFlag::RemoveFlag(int nVal)
{
	w_flag &= ~nVal;
}

TWFlag& TWFlag::operator += (int nVal)
{
	w_flag |= nVal;
	return *this;
}

TWFlag& TWFlag::operator -= (int nVal)
{
	w_flag &= ~nVal;
	return *this;
}

int TWFlag::operator + (int nVal)const
{
	return w_flag | nVal;
}

int TWFlag::operator - (int nVal)const
{
	return w_flag & (~nVal);
}

void TWFlag::SetFlag(int nVal)
{
	w_flag = nVal;
}

void TWFlag::ClearFlag()
{
	w_flag = 0;
}