3 装饰模式（2）

#include <iostream>
#include <string>

 using std::string;
using std::cout;
using std::endl;

class Person
{
public:
    Person()
    {
    }
    Person(string name)
    {
        this->name = name;
    }
    virtual void Show()
    {
        cout<<"装扮的"<<name<<endl;
    }
private:
    string name;
};

//服饰类
class Finery : public Person
{
public:
    void Decorate(Person* component)
    {
        this->component = component;
    }
    void Show()
    {
        if(component != NULL)
        {
            component->Show();
        }
    }
private:
    Person* component;
};

//具体服饰类
class TShirts : public Finery
{
public:
    void Show()
    {
        cout<<"大T恤 ";
        Finery::Show();
    }
};

class BigTrouser : public Finery
{
public:
    void Show()
    {
        cout<<"垮裤 ";
        Finery::Show();
    }
};

 
class Sneakers:public Finery   
{   
public:   
    virtual void Show( )   
    {   
        cout<< "破球鞋 ";   
        Finery::Show();   
    }   
};   
  
class Suit:public Finery   
{   
public:   
    virtual void Show( )   
    {   
        cout<< "西装 ";   
        Finery::Show();   
    }   
};   
  
class Tie:public Finery   
{   
public:   
    virtual void Show( )   
    {   
        cout<< "领带 ";   
        Finery::Show();   
    }   
};   
  
class LeatherShoes:public Finery   
{   
public:   
    virtual void Show( )   
    {   
        cout<< "皮靴 " ;   
        Finery::Show();   
    }   
};   

int main()
{
    Person* xc = new Person("小菜");

    cout<<"第一种装扮:"<<endl;
    Sneakers *pqx = new Sneakers();   
    BigTrouser *kk = new BigTrouser();   
    TShirts *dtx = new TShirts();   

    //装饰过程
    pqx->Decorate( xc );   
    kk->Decorate( pqx );   
    dtx->Decorate( kk );   
    dtx->Show();   

    cout<< "第二种装扮" <<endl;   
    LeatherShoes *px = new LeatherShoes();   
    Tie *ld = new Tie();   
    Suit *xz = new Suit(); 

    px->Decorate(xc);   
    ld->Decorate(px);   
    xz->Decorate(ld);   
    xz->Show();   



    return 0;
}