node.h

这是书上的代码

// Node.h: interface for the CNode class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_NODE_H__F2F069C2_3C71_11D4_A4DD_00D0B7213322__INCLUDED_)
#define AFX_NODE_H__F2F069C2_3C71_11D4_A4DD_00D0B7213322__INCLUDED_

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

class CNode: public CObject  //此类管理节点对象
{
public:
	USHORT	m_uId;    // Node ID number 01234n
	USHORT	m_uType;  // Node type (see the macros above)
	USHORT	m_uExtType; // Extended type	
	float	x;        // X coordinates
	float	y;        // Y coordinates
	float	m_fHeading;//车头方向角（度）
public:
	CNode();
	virtual ~CNode();
	// Archive I/O routine
	BOOL Create(CArchive& ar,USHORT ver);
	BOOL Save(CArchive& ar,USHORT ver);
	friend CArchive& operator >> (CArchive& ar, CNode& Obj);
	friend CArchive& operator << (CArchive& ar, CNode& Obj);

};

#endif // !defined(AFX_NODE_H__F2F069C2_3C71_11D4_A4DD_00D0B7213322__INCLUDED_)