class BMP_IO
{
	LPBYTE lpBMP,lpBMPPixel;
	LPBITMAPFILEHEADER lpbmpfh;
	LPBITMAPINFO lpbiBMPInfo;
	LPDWORD dwColors;

	HBITMAP hBMP;
	HDC hdc;

	int iFileSize,iOffset,x,y;

	HANDLE fhBMP;
	DWORD dwRead;
public:
	BITMAPINFO biInfo;
	LPDWORD lpPixel;
	HDC hdcBMP;
	int iWidth,iHeight;
	BMP_IO();
	~BMP_IO();
	BOOL bmp_in(LPCTSTR file_name,HWND hWnd);
};