PersonVehicleTruck类 车类

PersonVehicleTruck类  车类

 

PersonVehicleTruck.h 文件

//在这里我遇到的问题是cstring.h的头文件在我这台电脑上找不到//而且VC 6.0 在用using namesapce std 时，在申明友元时会发生问题//所以我采用的是用char[]来name的形式//人 类 Person#include<iostream.h>class Person{public:Person();Person(char _name[]);Person(const Person& the_object);char* get_name() const;//运算符重载Person& operator=(const Person &rt_side);//赋值运算符重载，成员函数//输入输出运算符重载，采用了友元函数friend istream& operator>>(istream& in_stream,Person& person_object);friend ostream& operator<<(ostream& out_stream,const Person& person_object);private:char name[20];};//车类 Vehicleclass Vehicle{public:Vehicle();//无参构造函数Vehicle(char _maker[],int _numOfEngine,char _name[]);//有参构造函数Vehicle(const Vehicle& vehicle);//拷贝构造函数//取值和赋值成员函数char* getMaker();void setMaker(char _maker[]);int getNumOfEngine();void setNumOfEngine(int _numOfEngine);Person getOwer();void setOwer(Person _ower);//赋值运算符重载Vehicle& operator=(const Vehicle& _vehicle);//输入输出运算符，友元函数friend istream& operator>>(istream& in,Vehicle& v);friend ostream& operator<<(ostream& out,const Vehicle& v);protected:char maker[40];//制造商的名字int numOfEngine;//发动机的缸数Person ower;//车主};//卡车类Truckclass Truck:public Vehicle{public:Truck();//无参构造函数Truck(char _maker[],int _numOfEngine,char _name[],double _burden,int _power);//有参构造函数Truck(const Truck& t);//拷贝构造函数//添加新增元素的取值和赋值函数double getBurden();void setBurden(double _burden);int getPower();void setPower(int _power);//赋值运算符Truck& operator=(const Truck& t);//输出输入输出运算符friend istream& operator>>(istream& in,Truck& t);friend ostream& operator<<(ostream& out,const Truck& t);private:double burden;//卡车的载重，单位：吨int power;//卡车的牵引力，单位：磅};

 

PersonVehicleTruck.cpp实现文件

#include"PersonVehicleTruck.h"#include<string.h>#include<iostream.h>//------------------------------------------------------------------------------//Person类Person::Person(){}Person::Person(char _name[]){strcpy(name,_name);}Person::Person(const Person& the_object){strcpy(name,the_object.name);}//返回这个函数的名字，如果把_name定义到函数里，就变成局部变量，所以我采用了new的方法char* Person::get_name() const{char *_name = new char[20];strcpy(_name,name);return _name;}//赋值运算符重载，成员函数Person& Person::operator=(const Person &rt_side){strcpy(name,rt_side.name);return *this;}//输入输出运算符重载，采用了友元函数istream& operator>>(istream& in_stream,Person& person_object){cout<<"请输入Person对象的姓名"<<endl;in_stream>>person_object.name;return in_stream;}ostream& operator<<(ostream& out_stream,const Person& person_object){out_stream<<"个人姓名:";out_stream<<person_object.name;return out_stream;}//------------------------------------------------------------------------//车类 Vehicle//无参构造函数Vehicle::Vehicle(){;}//有参构造函数Vehicle::Vehicle(char _maker[],int _numOfEngine,char _name[]):ower(_name){strcpy(maker,_maker);numOfEngine = _numOfEngine;}//拷贝构造函数Vehicle::Vehicle(const Vehicle& vehicle){strcpy(maker,vehicle.maker);numOfEngine = vehicle.numOfEngine;ower = vehicle.ower;}//取值赋值成员函数char* Vehicle::getMaker(){return maker;}void Vehicle::setMaker(char _maker[]){strcpy(maker,_maker);}int Vehicle::getNumOfEngine(){return numOfEngine;}void Vehicle::setNumOfEngine(int _numOfEngine){numOfEngine = _numOfEngine;}Person Vehicle::getOwer(){return ower;}void Vehicle::setOwer(Person _ower){ower = _ower;}Vehicle& Vehicle::operator=(const Vehicle& _vehicle){strcpy(maker,_vehicle.maker);numOfEngine = _vehicle.numOfEngine;ower = _vehicle.ower;return *this;}istream& operator>>(istream& in,Vehicle& v){cout<<"请输入Vehicle对象的制造商名称，发动机缸数和车主姓名(每个数据以回车表示结束)"<<endl;in>>v.maker;in>>v.numOfEngine;in>>v.ower;return in;}ostream& operator<<(ostream& out,const Vehicle& v){out<<"这辆车的基本信息："<<endl;out<<"制造商名称："<<v.maker<<endl;out<<"发动机缸数："<<v.numOfEngine<<endl;out<<"车主信息："<<endl<<v.ower<<endl;return out;}//---------------------------------------------------------------------------//卡车类Truck//无参构造函数Truck::Truck(){;}//有参构造函数Truck::Truck(char _maker[],int _numOfEngine,char _name[],double _burden,int _power):Vehicle(_maker,_numOfEngine,_name){burden = _burden;power = _power;}//拷贝构造函数Truck::Truck(const Truck& t){strcpy(maker,t.maker);numOfEngine = t.numOfEngine;ower = t.ower;burden = t.burden;power = t.power;}//添加新增元素的取值和赋值函数double Truck::getBurden(){return burden;}void Truck::setBurden(double _burden){burden = _burden;}int Truck::getPower(){return power;}void Truck::setPower(int _power){power = _power;} //赋值运算符Truck& Truck::operator=(const Truck& t){strcpy(maker,t.maker);numOfEngine = t.numOfEngine;ower = t.ower;burden = t.burden;power = t.power;return *this;}istream& operator>>(istream& in,Truck& t){cout<<"请输入Truck对象的制造商名称，发动机缸数和车主姓名,卡车的载重和牵引力(每个数据以回车表示结束)"<<endl;in>>t.maker;in>>t.numOfEngine;in>>t.ower;in>>t.burden;in>>t.power;return in;}ostream& operator<<(ostream& out,const Truck& t){out<<"这辆卡车的基本信息："<<endl;out<<"制造商名称："<<t.maker<<endl;out<<"发动机缸数："<<t.numOfEngine<<endl;out<<"车主信息："<<endl<<t.ower<<endl;out<<"卡车载重"<<t.burden<<endl;out<<"卡车牵引力"<<t.power<<endl;return out;}