htcode.h

哈夫曼编码解码演示程序

// HTCode.h: interface for the CHTCode class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_HTCODE_H__BB9FE8FB_281A_4368_96A8_58C13FD1842E__INCLUDED_)
#define AFX_HTCODE_H__BB9FE8FB_281A_4368_96A8_58C13FD1842E__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#define MAX_BIT 128

class CBits
{
public:
	CBits()
	{
		m_Length=0;
	}
	~CBits()
	{
	}
	void Add(char bit)
	{
		++m_Length;
		m_Bits[MAX_BIT-m_Length]=bit;		
	}
	void Clear(){m_Length=0;}	
	CString GetBits();
public:
	int m_Length;
	char m_Bits[MAX_BIT];
};

class CHTCode  
{
public:
	CHTCode();
	virtual ~CHTCode();
	void Add(CBits*pBits);
	CString GetBits(int index);
	void Clear();
	BOOL IsEmpty(){return m_pHTCode.GetSize()==0;}
	int GetLength(){return m_pHTCode.GetSize();}
public:	
	CPtrArray m_pHTCode;	
};

#endif // !defined(AFX_HTCODE_H__BB9FE8FB_281A_4368_96A8_58C13FD1842E__INCLUDED_)