c++ 模板之抽象工厂 - c++编程基础

/////////////////////////////////////////////////////////////////////////// template < class AbstractFact, template class Creator = OpNewFactoryUnit, class TList = typename AbstractFact::ProductList > class ConcreteFactory : public GenLinearHierarchy ::Result, Creator, AbstractFact> { public: typedef typename AbstractFact::ProductList ProductList; typedef TList ConcreteProductList; }; } // namespace Loki #endif // end file guardian

class Soldier { public: virtual ~Soldier() {} }; class Monster { public: virtual ~Monster() {} }; class SuperMonster { public: virtual ~SuperMonster() {} }; class SillySoldier : public Soldier {}; class SillyMonster : public Monster {}; class SillySuperMonster : public SuperMonster {}; class BadSoldier : public Soldier {}; class BadMonster : public Monster {}; class BadSuperMonster : public SuperMonster {}; void abstractfactory_test() { using namespace Loki; typedef AbstractFactory
     
       AbstractEnemyFactory; typedef ConcreteFactory
      
        EasyLevelEnemyFactory; typedef ConcreteFactory
       
         HardLevelEnemyFactory; std::auto_ptr
        
          easyFactory(new EasyLevelEnemyFactory); std::auto_ptr
         
           hardFactory(new HardLevelEnemyFactory); //1 Monster *s; s = easyFactory->Create
          
           (); delete s; //2 AbstractFactoryUnit
           
             & soldier_V = *easyFactory; AbstractFactoryUnit
            
              & monster_V = *easyFactory; AbstractFactoryUnit
             
               & superMonster_V = *easyFactory; }

下图为两个类的继承关系图

c++ 模板之 抽象工厂(二)

c++ 模板之抽象工厂(二)