Bridge 설계 모드

#include <iostream>
using namespace std;

class Implementor
{
public:
	Implementor() {};
	virtual ~Implementor() {};
	virtual void OperationImp() {};
};

class ConcreteImplementor1: public Implementor
{
public:
	ConcreteImplementor1(){};
	virtual ~ConcreteImplementor1() {};
	virtual void OperationImp()
	{
		cout<<"ConcreteImplementor1 Operation"<<endl;
	}
};
class ConcreteImplementor2: public Implementor
{
public:
	ConcreteImplementor2() {};
	virtual ~ConcreteImplementor2() {};
	virtual void OperationImp()
	{
		cout<<"ConcreteImplementor2 Operation"<<endl;
	}
};


class Abstraction
{
public:
	Abstraction(Implementor* imp):_implementor(imp){};
	virtual ~Abstraction() { delete _implementor;};
	virtual void Operation()=0;
protected:
	Implementor * _implementor;
}; 

class ConcreteAbstraction1: public Abstraction
{
public:
	ConcreteAbstraction1(Implementor* imp1):Abstraction(imp1) {};
	virtual ~ConcreteAbstraction1() {};
	virtual void Operation()
	{
		_implementor->OperationImp();
		cout<<"ConcreteAbstraction1 Operation"<<endl;
	}
};

class ConcreteAbstraction2: public Abstraction
{
public:
	ConcreteAbstraction2(Implementor* imp2):Abstraction(imp2) {}; //         
	virtual ~ConcreteAbstraction2() {};
	virtual void Operation()
	{
		_implementor->OperationImp();  //         ，      ？         ，         
		cout<<"ConcreteAbstraction2 Operation"<<endl;
	}
};



int main(int argc, char* argv[])
{
	Implementor* tf=new ConcreteImplementor1();
	Abstraction* ft=new ConcreteAbstraction2(tf);
	ft->Operation();

	return 0;

}