memdc.cpp

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// MemDC.cpp: implementation of the CMemDC class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
// #include "chart.h"
#include "MemDC.h"

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CMemDC::CMemDC(CDC* pDC) {
    CreateCompatibleDC(pDC);
	_pOldPen = GetCurrentPen();
	_pOldBrush = GetCurrentBrush();
	_pOldFont = GetCurrentFont();
	_pOldBitmap = GetCurrentBitmap();
}

CMemDC::~CMemDC() {
    SelectObject(_pOldPen);
    SelectObject(_pOldBrush);
    SelectObject(_pOldFont);
    SelectObject(_pOldBitmap);
    DeleteDC();
}