vehicle.h

这是编程之道C-C++中的源代码,很简练,可以用于相关教学和重新熟悉C-C++时使用

//定义并实现类CVehicle，CShip和CAirPlane
#include <iostream.h >  //有些编译系统可能是包含iostream，并指明名字空间std;
#include <string.h>

class CVehicle
{
protected:
	int m_madeYear;  //出厂年限
	int m_capacity;  //载客量
public:
	void move() { cout << "交通工具移动......" <<endl;}
};

///////////////////////////////////////////////////////////
class CShip:public CVehicle
{
protected:
	char * m_pShipMode; //轮船的型号
public:
	CShip()
	{
		m_pShipMode = NULL;
	}

	void sail() { cout << "轮船在海上航行......\n" <<endl;}
	void setFeature(int madeYear,int capacity,char *mode)
	{
		m_madeYear = madeYear;
		m_capacity = capacity;
		m_pShipMode = new char[strlen(mode)+1];
		strcpy(m_pShipMode,mode);
	}

	~CShip()
	{
		if(m_pShipMode)
			delete[] m_pShipMode;
	}

	friend ostream &operator<<(ostream &out,const CShip &s); 
};

ostream &operator<< (ostream &out,const CShip &s)
{
	out << "轮船的型号：" << s.m_pShipMode 
		<< ",生产年限：" << s.m_madeYear
		<< ",载客量：" << s.m_capacity
		<< endl;
	return out;
}

///////////////////////////////////////////////////////////
class CAirPlane : public CVehicle
{
protected:
	char * m_pPlanMode;  //飞机的型号
public:
	CAirPlane()
	{
		m_pPlanMode = NULL;
	}

	void fly() { cout << "飞机在天空翱翔......\n" <<endl;}
	void setFeature(int madeYear,int capacity,char *mode)
	{
		m_madeYear = madeYear;
		m_capacity = capacity;
		m_pPlanMode = new char[strlen(mode)+1];
		strcpy(m_pPlanMode,mode);
	}

	~CAirPlane()
	{
		if(m_pPlanMode)
			delete[] m_pPlanMode;
	}

	friend ostream& operator<< (ostream& out,const CAirPlane& p); 
};

ostream &operator<< (ostream &out,const CAirPlane& p)
{
	out << "飞机的型号：" << p.m_pPlanMode
		<< ",生产年限：" << p.m_madeYear
		<< ",载客量：" << p.m_capacity
		<< endl;
	return out;
}