class PizzaStore
{
public:
    PizzaStore() {}
    virtual ~PizzaStore() {}

    virtual Pizza* createPizza( int number ) = 0;

    virtual Pizza* orderPizza( int number )
    {
        Pizza* pizza;

        pizza = createPizza( number );

        pizza->prepare();
        pizza->bake();
        pizza->cut();
        pizza->box();

        return pizza;
    }
};

class ChicagoPizzaStore : public PizzaStore
{
public:
    ChicagoPizzaStore()
    {
        cout<<"시카고 피자 가계 오픈"<<endl;
    }
    ~ChicagoPizzaStore()
    {
        cout<<"시카고 피자 가계 닫음"<<endl;
    }
    Pizza* createPizza( int number ) override
    {
        Pizza* object = NULL;
        switch( number )
        {
        case 1: /// 페퍼로니 피자
            object = new ChicagoPepperoniPizza();
            break;
        case 2: /// 치킨 피자
            object = new ChickenPizza();
            break;
        default:
            return object;
        }
        return object;
    }
};

class NewYorkPizzaStore : public PizzaStore
{
public:
    NewYorkPizzaStore()
    {
        cout<<"뉴욕 피자 가계 오픈"<<endl;
    }
    ~NewYorkPizzaStore()
    {
        cout<<"뉴욕 피자 가계 닫음"<<endl;
    }
    Pizza* createPizza( int number ) override
    {
        Pizza* object = NULL;
        switch( number )
        {
        case 1: /// 페퍼로니 피자
            object = new PepperoniPizza();
            break;
        case 2: /// 치킨 피자
            object = new ChickenPizza();
            break;
        default:
            return object;
        }
        return object;
    }
};

class Pizza
{
protected:
    char name[256];
    char dough[256];
    char sauce[256];
public:
    Pizza(void) {};
    virtual ~Pizza(void) {};
public:
    inline char* getName() { return name; }

    virtual void prepare() /// 피자 준비
    {
        cout<<"============================="<<endl;
        cout<<name<<"를 준비합니다."<<endl;
        cout<<dough<<"도우 반죽중..."<<endl;
        cout<<sauce<<"소스 추가중..."<<endl;
    }
    virtual void bake() /// 피자 굽기
    {
        cout<<name<<"를 굽습니다."<<endl;
    }
    virtual void cut() /// 피자 자르기
    {
        cout<<name<<"를 자릅니다."<<endl;
    }
    virtual void box() /// 피자 포장하기
    {
        cout<<name<<"를 포장합니다."<<endl;
    }
};

class PepperoniPizza : public Pizza
{
public:
    PepperoniPizza(void)
    {
        strcpy_s( name, "페퍼로니 피자" );
        strcpy_s( dough, "일반 " );
        strcpy_s( sauce, "마리나라 " );
    };
    ~PepperoniPizza(void) {};
};

class ChickenPizza : public Pizza
{
public:
    ChickenPizza(void)
    {
        strcpy_s( name, "치킨 피자" );
        strcpy_s( dough, "쌀 " );
        strcpy_s( sauce, "토마토 " );
    };
    ~ChickenPizza(void) {};
};

class SimplePizzaFactory
{
public:
    SimplePizzaFactory() { cout<<"피자 머신 ON"<<endl; }
    ~SimplePizzaFactory() { cout<<"피자 머신 OFF"<<endl; }
public:
    Pizza* createPizza( int number )
    {
        Pizza* object = NULL;
        switch( number )
        {
        case 1: /// 페퍼로니 피자
            object = new PepperoniPizza();
            break;
        case 2: /// 치킨 피자
            object = new ChickenPizza();
            break;
        default:
            return object;
        }
        return object;
    };
};

001.using System;