struct _Data
{
        DOUBLE nX;
        DOUBLE nY;
        DOUBLE nZ;
};




void CPrjView::OnFileOpen(PCHAR szFileName)
{        
                CFile Data;
        CFileDialog fd(TRUE);
                _Data * m_pData;
                int    dwLineCount ,SizeX,SizeY;

///////////////////////////////////////////////
        CFile iFile;

        if(szFileName == NULL)
        {                
                if( fd.DoModal() == IDCANCEL )
                        return;
                Data.Open((LPCTSTR)fd.GetFileName(), CFile::modeRead);
        }
        else
                Data.Open(szFileName, CFile::modeRead);

        DOUBLE dTmp = 0;
        Data.Read(&dTmp , sizeof(DOUBLE));
        SizeX = dTmp;
        Data.Read(&dTmp , sizeof(DOUBLE));
        SizeY = dTmp;

        dwLineCount = SizeX * SizeY;
        if(m_pData)
        {
                HeapFree(GetProcessHeap(), HEAP_NO_SERIALIZE, m_pData);
                m_pData= NULL;
        }

        m_pData= (_Data*) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, m_dwLineCount * sizeof(_Data));
        if( m_pData== NULL )
        {
                MessageBox("Out of Memory");
                return;
        }

        Data.ReadHuge(m_pData, m_dwLineCount * sizeof(_Data));
        
        DOUBLE nSX = m_pData[0].nX;
        DOUBLE nSY = m_pData[0].nY;

.............
}

////////////////////////////////////////////////////////////////////////
위의 소스를 델파이로 포팅을 하려는데 어려움이 많습니다.
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도와주세요~ ㅜ.ㅜ