multidimension.h

面向软件工程的Visual C++网络程序开发

// MultiDimension.h: interface for the CMultiDimension class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_MULTIDIMENSION_H__7CD0AE20_ACF8_45FD_AB9A_40CD8A53AF53__INCLUDED_)
#define AFX_MULTIDIMENSION_H__7CD0AE20_ACF8_45FD_AB9A_40CD8A53AF53__INCLUDED_

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

#include "afxtempl.h"

template<class Type, int nDim = 2>
class AFX_EXT_CLASS CMultiDimension  
{
public:
	int m_nDim ;
	Type* m_pEle;

public:
	CMultiDimension() 
	{
		m_pEle = new Type[nDim];
		m_nDim = nDim;
	}
	virtual ~CMultiDimension()
	{
		delete[] m_pEle;
	}

	Type& operator[](int n) 
	{
		return m_pEle[n];
	}

	void SetAt(int n, Type val) 
	{
		m_pEle[n] = val;
	}

	long operator *(CMultiDimension<Type, nDim>& md) 
	{
		long tAdd = 0;
		long tTmp = 0;
		for(int i=0; i<nDim; i++) {
			tTmp = m_pEle[i] - md.m_pEle[i];
			tAdd += (tTmp * tTmp);
		}
		return tAdd;
	}

	CMultiDimension<Type, nDim> operator *(double fNum) 
	{
		CMultiDimension<Type, nDim> md;
		for(int i=0; i<nDim; i++) md.m_pEle[i] = m_pEle[i] * fNum;
		return md;
	}

	CMultiDimension<Type, nDim> operator /(double fNum) 
	{
		CMultiDimension<Type, nDim> md;
		for(int i=0; i<nDim; i++) md.m_pEle[i] = m_pEle[i] / fNum;
		return md;
	}

	CMultiDimension<Type, nDim> operator = (CMultiDimension<Type, nDim>& md) 
	{
		for(int i=0; i<nDim; i++) m_pEle[i] = md.m_pEle[i];
		return *this;
	}

	CMultiDimension<Type, nDim> operator + (CMultiDimension<Type, nDim>& md)
	{
		CMultiDimension<Type, nDim> tmd;
		for(int i=0; i<nDim; i++) tmd.m_pEle[i] = m_pEle[i] + md.m_pEle[i];
		return tmd;
	}

	CMultiDimension<Type, nDim> operator += (CMultiDimension<Type, nDim>& md)
	{
		*this = *this + md;
		return *this;
	}

	CMultiDimension<Type, nDim> operator - (CMultiDimension<Type, nDim>& md)
	{
		CMultiDimension<Type, nDim> tmd;
		for(int i=0; i<nDim; i++) tmd.m_pEle[i] = m_pEle[i] - md.m_pEle[i];
		return tmd;
	}
};

#endif // !defined(AFX_MULTIDIMENSION_H__7CD0AE20_ACF8_45FD_AB9A_40CD8A53AF53__INCLUDED_)