实现各种面向对象设计模式的C + +项目集合-Object-C

# Domino's Pizza - Low Level Design ## Pizza Store ```mermaid classDiagram class Pizza { +string name +Dough* dough +Cheese* cheese +Clams* clams; +Sauce* sauce +abstract void prepare() +bake() +cut() +box() +setName() +getName() +getPizzaDescription() } class PizzaStore { +abstract createPizza() +orderPizza() } Pizza <|-- PizzaStore class NYPizzaStore { +createPizza() } class ChicagoPizzaStore { +createPizza() } PizzaStore <|-- NYPizzaStore PizzaStore <|-- ChicagoPizzaStore ``` ## Types of Pizza Name of the pizzas is same across all regions, but the ingredients differ. ```mermaid classDiagram class Pizza { +string name +Dough* dough +Cheese* cheese +Clams* clams; +Sauce* sauce +abstract void prepare() +bake() +cut() +box() +setName() +getName() +getPizzaDescription() } class CheesePizza { +PizzaIngredientFactory* ingredientFactory +void prepare() +CheesePizza() } class ClamsPizza { +PizzaIngredientFactory* ingredientFactory +void prepare() +ClamsPizza() } Pizza <|.. CheesePizza Pizza <|.. ClamsPizza ``` ## Pizza Ingredients - Abstract Factory ```mermaid classDiagram class PizzaIngredientFactory { <<interface>> +createDough() +createSauce() +createCheese() +createVeggies() +createPepperoni() +createClam() } class NYPizzaIngredientFactory { +createDough() +createSauce() +createCheese() +createVeggies() +createPepperoni() +createClam() } class ChicagoPizzaIngredientFactory { +createDough() +createSauce() +createCheese() +createVeggies() +createPepperoni() +createClam() } PizzaIngredientFactory <|.. NYPizzaIngredientFactory PizzaIngredientFactory <|.. ChicagoPizzaIngredientFactory class Pizza { +prepare() /// other methods() } class Dough <<interface>> Dough class ThickCrustDough class ThinCrustDough Dough <|.. ThickCrustDough Dough <|.. ThinCrustDough class Sauce <<interface>> Sauce class PlumTomatoSauce class MarinaraSauce Sauce <|.. PlumTomatoSauce Sauce <|.. MarinaraSauce class Cheese <<interface>> Cheese class MozzarellaCheese class ReggianoCheese Cheese <|.. MozzarellaCheese Cheese <|.. ReggianoCheese class Clams <<interface>> Clams class FrozenClams class FreshClams Clams <|.. FrozenClams Clams <|.. FreshClams ThickCrustDough <|-- ChicagoPizzaIngredientFactory PlumTomatoSauce <|-- ChicagoPizzaIngredientFactory MozzarellaCheese <|-- ChicagoPizzaIngredientFactory FrozenClams <|-- ChicagoPizzaIngredientFactory ThinCrustDough <|-- NYPizzaIngredientFactory MarinaraSauce <|-- NYPizzaIngredientFactory ReggianoCheese <|-- NYPizzaIngredientFactory FreshClams <|-- NYPizzaIngredientFactory Pizza --> PizzaIngredientFactory Pizza --> Dough Pizza --> Sauce Pizza --> Cheese Pizza --> Clams ```