#include "CDib.h"

//CPixelDepthchanger.h
class CPixelDepthChanger :public CObject
{
DECLARE_SERIAL(CPixelDepthChanger)

public:
CPixelDepthChanger();

CPixelDepthChanger( int srcWidth, int srcHeight, int srcBpp, void *psrcBits, CDib& rDstCDib  );
void Update(void);
virtual ~CPixelDepthChanger();

CRect GetInvalidRect();
CSize GetSrcSize();


protected:
void CreateLookupTable(int srcBpp, int dstBpp);

DWORD VolumeFromWidthHeightDepth(int srcWidth, int srcHeight, int srcBpp);

private:

LPBYTE m_pdstBits;
LPBYTE m_psrcBits;
DWORD m_srcSize;

int	m_srcWidth;
int	m_srcHeight;
int	m_srcBpp;
DWORD m_dwBytes	;  // Bytes per row

LPBYTE m_lookup;

LPBYTE m_pshadowsrcBits;

BOOL m_bDelete_pdstBits;
int m_magnification;

};