duck.cpp

Head First设计模式在C++上的实现

#include "StdAfx.h"
#include ".\duck.h"

CDuck::CDuck(void)
{
}

CDuck::~CDuck(void)
{
}

CMallardDuck::CMallardDuck(void)
{
	flyBehavior=new CFlyWithWings();
	quackBehavior=new CQuack;
}

CMallardDuck::~CMallardDuck(void)
{
}

void CMallardDuck::display()
{
	std::cout<<"i am a real mallard duck!\n";
}

CModelDuck::CModelDuck(void)
{
	flyBehavior=new CFlyNoWay();
	quackBehavior=new CQuack;
}

CModelDuck::~CModelDuck(void)
{
}
void CModelDuck::display()
{
	std::cout<<"i am a model duck!\n";
}