// test07.cpp : Defines the entry point for the console application.

//

#include "stdafx.h"

//设计模式第7章 适配器模式

class Duck

{

public:

virtual void quack() = 0;

virtual void fly() = 0;

};

class MallardDuck : public Duck

{

public:

void quack()

{

printf("Quack\n");

}

void fly()

{

printf("I'm flying\n");

}

};

class Turkey

{

public:

virtual void gobble() = 0;

virtual void fly() = 0;

};

class WildTurkey : public Turkey

{

public:

void gobble()

{

printf("Gobble gobble\n");

}

void fly()

{

printf("I'm flying a short distance\n");

}

};

class TurkeyAdapter : public Duck

{

Turkey* turkey;

public:

TurkeyAdapter(Turkey* in_turkey)

{

turkey = in_turkey;

}

void quack()

{

turkey->gobble();

}

void fly()

{

for (int i = 0; i<5; i++)

{

turkey->fly();

}

}

};

void testDuck(Duck* duck)

{

duck->quack();

duck->fly();

};

int _tmain(int argc, _TCHAR* argv[])

{

MallardDuck* duck = new MallardDuck();

WildTurkey* turkey = new WildTurkey();

Duck* turkeyAdapter = new TurkeyAdapter(turkey);

printf("the turkey says...\n");

turkey->gobble();

turkey->fly();

printf("\nthe duck says...\n");

testDuck(duck);

printf("\nthe turkeyAdapter says...\n");

testDuck(turkeyAdapter);

return 0;

}