动物类及修改-C++

/*
功能：动物类
日期：2013-10-12
*/
#include <iostream>
#include <string>
using namespace std;
class Animal
{
public:
    Animal(string aName,string aGender,string aColor,string aVoice);
	~Animal();
    void rest();
    void Display()const;
private:
	string m_aName;
	string m_aGender;
	string m_aColor;
	string m_aVoice;
};
Animal::Animal(string aName="Dog",string aGender="Male",string aColor="Yellow",string aVoice="wangwang"):
m_aName(aName),m_aGender(aGender),m_aColor(aColor),m_aVoice(aVoice){};
Animal::~Animal()
{
};
void Animal::Display()const
{
	cout<<"Now animal information is:"<<endl;
	cout<<"Animal name:"<<m_aName<<endl;
	cout<<"Animal gender:"<<m_aGender<<endl;
	cout<<"Animal color:"<<m_aColor<<endl;
	cout<<"Animal Voice:"<<m_aVoice<<endl;
	cout<<"What do you want to reset:(1.name;2.gender;3.color;4.voice;5.exit)";
}
void Animal::rest()
{
	int choice;
	do
	{
		Display();
		cin>>choice;
		switch(choice)
		{
		case 1:
			cout<<"Reset name:";
			cin>>m_aName;
			break;
		case 2:
			cout<<"Reset gender:";
			cin>>m_aGender;
			break;
		case 3:
			cout<<"Reset color:";
			cin>>m_aColor;
			break;
		case 4:
			cout<<"Reset voice:";
			cin>>m_aVoice;
			break;
		case 5:
			break;

		}
	}while(choice!=5);
}
int main(void)
{
    Animal animal;
	animal.rest();
	system("pause");
	return 0;
}