c++ 抽象工廠與工廠混合寫法

#ifndef Animal_hpp
#define Animal_hpp

#define CC_SYNTHESIZE(varType, varName, funName)\
protected: varType varName;\
public: virtual varType get##funName(void) const { return varName; }\
public: virtual void set##funName(varType var){ varName = var; }

#define CC_CONSTRUCTED(classType)\
public: classType() {} \
public: ~classType() {}

#define CC_CREATECLASS(classType)\
new classType();

#include <stdio.h>
#include <iostream>
using namespace std;
class Animal {
public:
    CC_CONSTRUCTED(Animal);
    virtual void say();
    CC_SYNTHESIZE(string, type, Type);
   
};
#endif /* Animal_hpp */

#include "Animal.hpp"

void Animal::say() {
    printf("%sAnimal,*****say\n" , this->getType().c_str());
}

#ifndef Cat_hpp
#define Cat_hpp

#include <stdio.h>
#include "Animal.hpp"
class Cat: public Animal {
public:
    CC_CONSTRUCTED(Cat);
    virtual void say();
};
#endif /* Cat_hpp */

#include "Cat.hpp"

void Cat::say() {
    printf("%scat,*****say" , this->getType().c_str());
}

#ifndef Dog_hpp
#define Dog_hpp

#include <stdio.h>
#include "Animal.hpp"
class Dog: public Animal {
public:
    CC_CONSTRUCTED(Dog);
    virtual void say();
};
#endif /* Dog_hpp */

#include "Dog.hpp"

void Dog::say() {
    printf("%sDog,*****say" , this->getType().c_str());
}

#ifndef CatFemale_hpp
#define CatFemale_hpp

#include <stdio.h>
#include "Animal.hpp"
class CatFemale: public Animal {
public:
    CC_CONSTRUCTED(CatFemale);
};
#endif /* CatFemale_hpp */

#ifndef CatMale_hpp
#define CatMale_hpp

#include <stdio.h>
#include "Animal.hpp"
class CatMale: public Animal {
public:
    CC_CONSTRUCTED(CatMale);
};
#endif /* CatMale_hpp */

#ifndef DogFemale_hpp
#define DogFemale_hpp

#include <stdio.h>
#include "Animal.hpp"
class DogFemale: public Animal {
public:
    CC_CONSTRUCTED(DogFemale);
};
#endif /* DogFemale_hpp */

#ifndef DogMale_hpp
#define DogMale_hpp

#include <stdio.h>
#include "Animal.hpp"
class DogMale: public Animal {
public:
    CC_CONSTRUCTED(DogMale);
};
#endif /* DogMale_hpp */

#ifndef Creater_hpp
#define Creater_hpp

#include <stdio.h>
#include "Animal.hpp"
enum Type{
    MType ,
    FType 
};
enum ALL{
    MDOG,
    FDOG,
    MCAT,
    FCAT
};
class Creater {
public:
    Creater() {dog = NULL;cat = NULL;};
    ~Creater() {};
    virtual Animal* createCat() {return nullptr;};
    virtual Animal* createDog() {return nullptr;};
    CC_SYNTHESIZE(Animal*, dog, Dog);
    CC_SYNTHESIZE(Animal*, cat, Cat);
    CC_SYNTHESIZE(Animal*, animal, Animal);
    virtual Animal* createDogAnything(Type type);
    virtual Animal* createCatAnything(Type type);
    virtual Animal* createAny(ALL type);
};
#endif /* Creater_hpp */

#include "Creater.hpp"
#include "DogFemale.hpp"
#include "CatFemale.hpp"
#include "CatMale.hpp"
#include "DogMale.hpp"
Animal* Creater::createDogAnything(Type type) {
    dog = nullptr;
    switch (type) {
        case MType:
            dog = CC_CREATECLASS(DogMale);
            dog->setType("母狗");
            break;
        case FType:
            dog = CC_CREATECLASS(DogFemale);
            dog->setType("公狗");
            break;
        default:
            dog = CC_CREATECLASS(DogFemale);
            dog->setType("公共狗");
            break;
    }
    return dog;
}

Animal* Creater::createCatAnything(Type type) {
    cat = nullptr;
    switch (type) {
        case MType:
            cat = CC_CREATECLASS(CatMale);
            cat->setType("母貓");
            break;
        case FType:
            cat = CC_CREATECLASS(CatFemale);
            cat->setType("公貓");
            break;
        default:
            cat = CC_CREATECLASS(CatFemale);
            cat->setType("公共貓");
            break;
    }
    return cat;
}

Animal* Creater::createAny(ALL type) {
    switch (type) {
        case MCAT:
            animal = CC_CREATECLASS(CatMale);
            break;
        case MDOG:
            animal = CC_CREATECLASS(DogMale);
            break;
        case FCAT:
            animal = CC_CREATECLASS(CatFemale);
            break;
        case FDOG:
            animal = CC_CREATECLASS(DogFemale);
            break;
        default:
            animal = CC_CREATECLASS(DogFemale);
            break;
    }
    animal->setType("全部");
    return animal;
}

#ifndef FCreater_hpp
#define FCreater_hpp

#include <stdio.h>
#include "Creater.hpp"
class FCreater: public Creater {
public:
    CC_CONSTRUCTED(FCreater);
    virtual Animal* createCat();
    virtual Animal* createDog();
    static Creater* getInsatane();
};
#endif /* FCreater_hpp */

#include "FCreater.hpp"
#include "CatFemale.hpp"
#include "DogFemale.hpp"
Animal* FCreater::createCat() {
    if (!this->getCat()) {
        this->setCat(new CatFemale());
        this->getCat()->setType("公貓");
    }
    return this->getCat();
}

Animal* FCreater::createDog() {
    if (!this->getDog()) {
        this->setDog(new DogFemale());
        this->getDog()->setType("公狗");
    }
    return this->getDog();
}

#ifndef MCreater_hpp
#define MCreater_hpp

#include <stdio.h>
#include "Creater.hpp"
class MCreater: public Creater {
public:
    CC_CONSTRUCTED(MCreater);
    virtual Animal* createCat();
    virtual Animal* createDog();
};
#endif /* MCreater_hpp */

#include "MCreater.hpp"
#include "DogMale.hpp"
#include "CatMale.hpp"
Animal* MCreater::createCat() {
    if (!this->getCat()) {
        this->setCat(new CatMale());
        this->getCat()->setType("母貓");
    }
    return this->getCat();
}

Animal* MCreater::createDog() {
    if (!this->getDog()) {
        this->setDog(new DogMale());
        this->getDog()->setType("母狗");
    }
    return this->getDog();
}

/*
 抽象工廠
 */
#include <iostream>
#include "Creater.hpp"
#include "MCreater.hpp"
#include "FCreater.hpp"
#include "Animal.hpp"
int main(int argc, const char * argv[]) {
    // insert code here...
    std::cout << "Hello, 抽象工廠!\n";
    std::cout<<"母的\n";
    MCreater* mcreater = new MCreater();
    mcreater->createCat()->say();
    mcreater->createDog()->say();
    
    std::cout<<"公的\n";
    FCreater* fcreater = new FCreater();
    fcreater->createCat()->say();
    fcreater->createDog()->say();
    
    std::cout<<"createCatAnything\n";
    fcreater->createCatAnything(MType)->say();
    fcreater->createDogAnything(FType)->say();
    
    std::cout<<"createAny\n";
    Creater* create = CC_CREATECLASS(Creater);
    create->createAny(MDOG)->say();
    create->createAny(MCAT)->say();
    create->createAny(FCAT)->say();
    create->createAny(FDOG)->say();
    
    return 0;
}

//個人認爲業務不夠龐大的情況下不需要用抽象工廠模式，在使用抽象工廠時評估一下業務大小，否則則想我代碼這樣 其實用工廠就已經足夠了的，以上代碼使用工廠模式較爲簡潔，當然也同時列舉出抽象工廠的寫法啦 大家一起學習喔