#ifndef _Command_h_
#define _Command_h_

#include "base.h"

#ifdef __cplusplus

class CCommand
{
protected:
	int		m_nStep ; // 命令操作步
public:
	CCommand() {}
	~CCommand() {}

	virtual int GetType() = 0; // 返回命令類型 ECommandType
	virtual int OnLButtonDown(UINT nFlags, const Position& pos) = 0 ;
	virtual int OnMouseMove(UINT nFlags, const Position& pos) = 0 ;
	virtual int OnRButtonDown(UINT nFlags, const Position& pos) = 0 ;
	virtual int Cancel() = 0 ;
} ;

#endif

#endif