//Creational Patterns--abstract factory //建立型模式--抽象工廠

//----------------------------------------------------------------- class Tank { public:     virtual void message() = 0; };

class Tank80 : public Tank { public:     void message(){cout << "Tank80"<<  endl;} };

class Tank99 : public Tank {     void message(){cout << "Tank99" << endl;} };

//----------------------------------------------------------------- class plane { public:     virtual void message() = 0; };

class plane80 : public plane { public:     void message(){cout << "Plane80" << endl;} };

class plane99 : public plane { public:     void message(){cout << "Plance99" << endl;} };

//----------------------------------------------------------------- class Factory { public:     virtual Tank* createTank() = 0;     virtual plane* createPlane() = 0; };

class Factory80 : public Factory { public:

    Tank* createTank(){return new Tank80();}     plane* createPlane(){return new plane80();} }; class Factory99 : public Factory { public:     Tank* createTank(){return new Tank99();}     plane* createPlane(){return new plane99();} };