项目练习2

        定义一个或多个类，来描述以下需求：

        定义一个类，来表示某模拟养成游戏中人物：

        每个人物，有呢称、年龄、性别、配偶、朋友，

        支持的活动有：结婚、离婚、交友、断交、询问呢称、询问性别、询问年龄、简介等。

代码如下：

头文件声明代码：

#pragma once
#include <iostream>
#include <Windows.h>
#include <string>
#include <vector>
#include <sstream>

using namespace std;

typedef enum
{
	MAN,//男人
	WOMAN//女人
}gender_t;

class Human
{
public:
	Human();
	Human(const string& name, int age, gender_t gender);
	~Human();

	string getName();
	int getAge();
	gender_t getGender();
	string description();
	Human* getSpouse();
	vector<Human*> getFriends();
	void marry(Human &other);
	void divorce();
	void addFriends(Human& other);
	void delFriends(const Human &other);

private:
	string name;
	int age;
	gender_t gender;
	Human* spouse;//聚合关系
	vector<Human*> friends;

};

Human.cpp文件代码:

#include "Human.h"

Human::Human()
{

}

Human::Human(const string& name, int age, gender_t gender)
{
	this->name = name;
	this->age = age;
	this->gender = gender;
}

Human::~Human()
{

}

string Human::getName()
{
	return name;
}

int Human::getAge()
{
	return age;
}

gender_t Human::getGender()
{
	return gender;
}

string Human::description()
{
	stringstream des;
	des << "姓名：" << name << "性别：" << (gender == 0 ? "男" : "女") << endl;
	return des.str();
}

Human* Human::getSpouse()
{
	return spouse;
}

vector<Human*> Human::getFriends()
{
	return friends;
}

void Human::marry(Human& other)
{
	if (gender == other.gender)
	{
		return;
	}

	this->spouse = &other;
	other.spouse = this;
	
}

void Human::divorce()
{
	if (this->spouse == NULL)
	{
		return;
	}

	spouse->spouse = NULL;
	spouse = NULL;
	
}
void Human::addFriends(Human& other)
{
	friends.push_back(&other);
}

void Human::delFriends(const Human& other)
{
	for (auto it = friends.begin(); it != friends.end();)
	{
		if (*it == &other)
		{
			it = friends.erase(it);
		}
		else
		{
			it++;
		}
	}
}

主函数代码：

#include "Human.h"

Human::Human()
{

}

Human::Human(const string& name, int age, gender_t gender)
{
	this->name = name;
	this->age = age;
	this->gender = gender;
}

Human::~Human()
{

}

string Human::getName()
{
	return name;
}

int Human::getAge()
{
	return age;
}

gender_t Human::getGender()
{
	return gender;
}

string Human::description()
{
	stringstream des;
	des << "姓名：" << name << "性别：" << (gender == 0 ? "男" : "女") << endl;
	return des.str();
}

Human* Human::getSpouse()
{
	return spouse;
}

vector<Human*> Human::getFriends()
{
	return friends;
}

void Human::marry(Human& other)
{
	if (gender == other.gender)
	{
		return;
	}

	this->spouse = &other;
	other.spouse = this;
	
}

void Human::divorce()
{
	if (this->spouse == NULL)
	{
		return;
	}

	spouse->spouse = NULL;
	spouse = NULL;
	
}
void Human::addFriends(Human& other)
{
	friends.push_back(&other);
}

void Human::delFriends(const Human& other)
{
	for (auto it = friends.begin(); it != friends.end();)
	{
		if (*it == &other)
		{
			it = friends.erase(it);
		}
		else
		{
			it++;
		}
	}
}