实验5

最新推荐文章于 2024-12-02 16:16:16 发布

转载最新推荐文章于 2024-12-02 16:16:16 发布 · 183 阅读

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原文链接：http://www.cnblogs.com/Yyaoyyy/p/10970767.html

本文介绍了一种宠物机器人对话系统的实现方法，通过继承和多态实现了不同类型的宠物机器人（猫和狗），每种宠物都有其特定的对话内容。文章详细展示了如何使用C++进行类的定义、继承和实例化，并通过一个play函数演示了多态的运用。

#pragma once
#include<string>
using namespace std;
class MachinePets
{
public:
    MachinePets(const string s);
    ~MachinePets();
    const string getNickname();
    virtual string talk();
private:
    string nickname;
};

MachinePets.h

#pragma once
#include<iostream>
#include<string>
using namespace std;
#include "MachinePets.h"
class PetCats :
    public MachinePets
{
public:
    PetCats(const string s);
    ~PetCats();
    string talk();
};

PetCats.h

#pragma once
#include "MachinePets.h"
#include<iostream>
#include<string>
using namespace std;
class PetDogs :
    public MachinePets
{
public:
    PetDogs(const string s);
    ~PetDogs();
    string talk();
};

PetDogs.h

#include "MachinePets.h"
#include<iostream>
#include<string>
using namespace std;


MachinePets::MachinePets(const string s):nickname(s)
{
}

MachinePets::~MachinePets()
{
}

const string MachinePets::getNickname()
{
    return string(nickname);
}

string MachinePets::talk()
{
    return string();
}

MachinePets.cpp

#include "PetCats.h"
#include<iostream>
#include<string>
using namespace std;





PetCats::PetCats(const string s):MachinePets(s)
{
}

PetCats::~PetCats()
{
}

string PetCats::talk()
{
    return string("miao wu~");
}

PetCats.cpp

#include "PetDogs.h"
#include<iostream>
#include<string>
using namespace std;


PetDogs::PetDogs(const string s):MachinePets(s)
{
}

PetDogs::~PetDogs()
{
}

string PetDogs::talk()
{
    return string("wang wang~");
}

PetDogs.cpp

#include"MachinePets.h"
#include"PetCats.h"
#include"PetDogs.h"
#include<iostream>
using namespace std;

void play(MachinePets* ptr) {
    cout << ptr->getNickname() << " says " << ptr->talk() << endl;
}

int main() {
    PetCats cat("miku");
    PetDogs dog("da huang");
    play(&cat);  // 按照play()形参，传递参数
    play(&dog);  // 按照play()形参，传递参数

    system("pause");
    return 0;

}

main.cpp

转载于:https://www.cnblogs.com/Yyaoyyy/p/10970767.html