Code about 《Head First Design Patterns》
The book use java, I made a c++ version. ###1 Strategy
SimUDuck.h
FlyBehavior.h
QuackBehavior.h
###2 Observer
H_Observer.h
Subject.h
WeatherData.h
Observer.h
DisplayElement.hCurrentConditionsDisplay.h
StatisticsDisplay.h
###3 Decorator
Decorate.h
Beverage.h
CondimentDecorator.h
###4 AbstractFactory
AbstractFactory.h
PizzaStore.hChPizzaStore.h
NYPizzaStore.h
Pizza.h
PizzaStyle.h