/*
题目：带有多对象成员的虚拟多继承
要求：1、虚函数 多态 多态表现为 基类 基类指针和继承间的关系
2、带有多对象成员。定义
3、体现继承 虚拟继承（要通过至少三层 父类父类子类）
虚函数 （3层 纵向关系）
水平方向上：体现出继承顺序 先虚拟继承 再普通继承（至少8个类）
通过实例化类 体现对象构造和析构的顺序
还要有函数重载 指针 指针悬挂 无参函数等问题
*/
#include <iostream>
using namespace std;
#define Max 10
class Driver //驾驶员基类
{
public:
Driver()
{
cout<<"载入Driver类构造函数"<<endl;
}
Driver(char *name, char *ID) //函数重载：构造函数的重载
{
strcpy(this->name, name);
strcpy(DriveID, ID);
cout<<"载入Driver类构造函数"<<endl;
}
void SetName(char *name)
{
strcpy(this->name, name);
}
char *GetName()
{
return name;
}
void SetDriveID(char *ID)
{
strcpy(DriveID, ID);
}
virtual void ShowMe() //虚函数，可被子类重载
{
cout<<"你好！我的名字是"<<name<<", 我的驾驶证号是"<<DriveID<<endl;
}
virtual ~Driver()
{
cout<<"载入Driver基类析构函数"<<endl;
}
protected:
char name[Max];
char DriveID[2*Max];
};
class MainDriver: public Driver //主驾驶员
{
public:
MainDriver(char *name, char *id):Driver(name, id)
{
cout<<"载入MainDriver类构造函数"<<endl;
}
virtual void ShowMe() //虚函数，可被子类重载
{
cout<<"你好！我是主驾驶员，我的名字是"<<name<<", 我的驾驶证号是"<<DriveID<<endl;
}
virtual ~MainDriver()
{
cout<<"载入MainDriver基类析构函数"<<endl;
}
};
class AssociateDriver:public Driver //副驾驶员类
{
public:
AssociateDriver(char *name, char *id):Driver(name, id)
{
cout<<"载入AssociateDriver类构造函数"<<endl;
}
virtual void ShowMe() //虚函数，可被子类重载
{
cout<<"你好！我是副驾驶员，我的名字是"<<name<<", 我的驾驶证号是"<<DriveID<<endl;
}
virtual ~AssociateDriver()
{
cout<<"载入AssociateDriver基类析构函数"<<endl;
}
};
/////////////////////////////////////////////////////////////////////////////////////////////
class Vehicle //车辆基类
{
public:
Vehicle(int weight = 0)
{
Vehicle::weight = weight;
cout<<"载入Vehicle类构造函数"<<endl;
}
void SetWeight(int weight)
{
cout<<"重新设置重量"<<endl;
Vehicle::weight = weight;
}
virtual void ShowMe() = 0; //纯虚函数，一定要被子类重写
virtual char *GetVehicle() = 0;//纯虚函数，一定要被子类重写
virtual ~Vehicle()
{
cout<<"载入Vehicle基类析构函数"<<endl;
}
protected:
int weight;
};
class Car:virtual public Vehicle//汽车，这里是虚拟继承
{
public:
Car(int weight=0,int aird=0):Vehicle(weight)
{
Car::aird = aird;
cout<<"载入Car类构造函数"<<endl;
}
void ShowMe()
{
cout<<"我是汽车！"<<endl;
}
char *GetVehicle()
{
return "Car";
}
virtual ~Car()
{
cout<<"载入Car派生类析构函数"<<endl;
}
protected:
int aird;
};
class Boat:virtual public Vehicle//船,这里是虚拟继承
{
public:
Boat(int weight=0,float tonnage=0):Vehicle(weight)
{
Boat::tonnage = tonnage;
cout<<"载入Boat类构造函数"<<endl;
}
void ShowMe()
{
cout<<"我是船！"<<endl;
}
char *GetVehicle()
{
return "Boat";
}
virtual ~Boat()
{
cout<<"载入Boat派生类析构函数"<<endl;
}
protected:
float tonnage;
};
class AmphibianCar:public Car,public Boat//水陆两用汽车,多重继承的体现
{
public:
AmphibianCar(int weight,int aird,float tonnage)
:Vehicle(weight),Car(weight,aird),Boat(weight,tonnage)
//多重继承要注意调用基类构造函数
{
cout<<"载入AmphibianCar类构造函数"<<endl;
}
void ShowMe()
{
cout<<"我是水陆两用汽车！"<<endl;
}
char *GetVehicle()
{
return "AmphibianCar";
}
void ShowMembers()
{
cout<<" 重量："<<weight<<"顿，"<<"空气排 量："<<aird<<"CC，"<<"排水量："<<tonnage<<" 顿"<<endl;
}
virtual ~AmphibianCar()
{
cout<<"载入Boat派生类析构函数"<<endl;
}
};
/////////////////////////////////////////////////////////////////////////////////////////////
class Drive //驾驶类
{
public:
Drive(Driver *d, Vehicle *v)
{
cout<<"载入Drive类构造函数"<<endl;
driver = d;
vehicle = v;
}
virtual ~Drive()
{
cout<<"载入Drive类析构函数"<<endl;
delete driver;
delete vehicle;
}
void DriveVehicle()
{
cout<<driver->GetName()<<"正在驾驶"<<vehicle->GetVehicle()<<endl;
}
private:
Driver *driver;
Vehicle *vehicle;
};
int main()
{
Drive *d;
Driver *driver = new MainDriver("影儿飘飘", "123456");
driver->ShowMe();
cout<<endl<<"--------------------------------------------------"<<endl;
Boat *b = new Boat(5, 400);
b->ShowMe();
cout<<endl<<"--------------------------------------------------"<<endl;
d = new Drive(driver, b);
d->DriveVehicle();
cout<<endl<<"--------------------------------------------------"<<endl;
delete d;
//////////////////////////////////////////////////////////
cout<<endl<<"--------------------------------------------------"<<endl;
AmphibianCar *a = new AmphibianCar(4,200,1.35f);
a->ShowMe();
a->ShowMembers();
a->SetWeight(3);
a->ShowMembers();
cout<<endl<<"--------------------------------------------------"<<endl;
driver = new AssociateDriver("杨旭东", "654321");
driver->ShowMe();
cout<<endl<<"--------------------------------------------------"<<endl;
d = new Drive(driver, a);
d->DriveVehicle();
cout<<endl<<"--------------------------------------------------"<<endl;
delete d;
system("pause");
return 0;
}
.rar （15个子文件） 
影儿飘飘 
影儿飘飘.opt 53KB Ploy.cpp 1KB program.cpp 6KB 影儿飘飘.plg 1KB 影儿飘飘.dsp 4KB 影儿飘飘.ncb 49KB Debug program.obj 196KB 影儿飘飘.ilk 781KB vc60.idb 81KB 影儿飘飘.pdb 1.06MB 影儿飘飘.pch 1.91MB vc60.pdb 108KB
影儿飘飘.exe 520KB Ploy.obj 185KB 影儿飘飘.dsw 541B
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