第六周-项目4武器类

/**烟台大学计算机学院*文件名称：xiangmu3.cpp*作    者：李亚辉*完成日期：2016年6月2日*版 本 号：codeblocks 16.01**问题描述：设计一个武器类，其数据成员至少要有武器名、威力，还可以加上你想描述           武器的其他数据。设计成员函数，在上周的游戏角色类Role基础上补充*输入描述：无*程序输出：各种状态*/#include<iostream>#include<string>#include<cmath>using namespace std;class Weapon//定义武器类{public:    Weapon(string wnam, int w);//武器名称与威力    int getweili();private:    string wname;    int weili;};Weapon::Weapon(string wnam, int w):wname(wnam),weili(w) {}//构造函数int Weapon::getweili(){    return weili;}class Role{public:    Role(string nam,string clo,string wnam,int b=10,int e=0,int g=1,int w=0);  //构造函数    void changecloth(string clot);    void up_grade();    void attack(Role &r);    void eat(int a);    void show();    bool isAlived();    ~Role()      //析构函数，当人物死亡后自动调用    {        cout<<name<<"退出江湖..."<<endl;    }private:    string name;    string cloth;    Weapon weapon;    int w_arms;    int grade;    int emengy;    int blood;    bool life;};Role::Role(string nam,string clo,string wnam,int b,int e,int g,int w):name(nam),cloth(clo),blood(b),grade(g),emengy(e),weapon(wnam,w){    if(blood>0)        life=true;    else        life=false;}void Role::changecloth(string clot)//换衣服{    cloth=clot;}void Role::up_grade(){    if(isAlived()&&emengy>grade*10)        grade++;}void Role::attack(Role &r)   //引用，攻击一次，血量+50，经验值加威力的十分之一{    if(isAlived())    {        blood+=50;        r.blood-=weapon.getweili();        if(r.blood<=0)            r.life=false;        emengy+=weapon.getweili()/10;    }}void Role::eat(int a)     //血量+a{    if(isAlived())        blood+=a;}bool Role::isAlived(){    return life;}void Role::show(){    up_grade();    cout<<name<<" has "<<blood<<" blood, it is ";    if(isAlived())        cout<<"alived."<<endl;    else        cout<<"dead."<<endl;;    cout<<"His grade is "<<grade<<",her emengy is "<<emengy<<"."<<endl;    cout<<"He is in "<<cloth<<" cloth."<<endl;    cout<<endl;}int main(){    Role mary("Mary","red","TuLong",500,0,1,200);    Role jack("Jack","blue","YiTian",500,0,1,180);    cout<<"---begin---"<<endl;    mary.show();    jack.show();    cout<<"---1st round---"<<endl;    jack.attack(mary);    mary.show();    jack.show();    cout<<"---2nd round---"<<endl;    mary.attack(jack);    mary.show();    jack.show();    cout<<"---end---"<<endl;    return 0;}//学习心得：与前面的武器类很相似，感觉比以前稍微熟练了一点，思路清晰了一些。