dib.h

《VC++数字图象识别技术》源代码第6章 原书附带的光盘代码

/******************************************************************************
 * 文件名：Dib.h 
 * 功能：位图操作接口
 * modified by [e-mail]
******************************************************************************/

#if !defined(AFX_DIB_H_INCLUDED_)
#define AFX_DIB_H_INCLUDED_

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000

#include <vfw.h>
#pragma comment(lib,"vfw32.lib")

class CDib : public CObject  
{
public:
	CDib();
	virtual ~CDib();

public:
	BYTE    *GetBits();
	CSize	 GetSize();
	LONG	 GetWidth();
	LONG	 GetHeight();
	int      GetBiBitCount();
	BOOL     IsValid()  { return(m_hDrawDib!=NULL); }
	operator HDRAWDIB() { return m_hDrawDib; }

public:
	BOOL Open(const char *pzFileName);
	BOOL Save(const char *pzFileName);
	void Draw(CDC *pDC,int nWidth, int nHeight);
	void Close();

	BYTE		*m_pDibBits;

public:
	BYTE		*m_pDib;
	HDRAWDIB	m_hDrawDib;

	BITMAPFILEHEADER bmpFileHeader;
};
#endif // !defined(AFX_DIB_H_INCLUDED_)