RedCore/cocos2d/cocos/base/ObjectFactory.h

/****************************************************************************
Copyright (c) 2013-2017 Chukong Technologies Inc.

http://www.cocos2d-x.org

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#ifndef __TRIGGERFACTORY_H__
#define __TRIGGERFACTORY_H__

#include <string>
#include <unordered_map>
#include <functional>
#include "base/CCRef.h"
#include "platform/CCPlatformMacros.h"

NS_CC_BEGIN

class CC_DLL ObjectFactory
{
public:
    typedef cocos2d::Ref* (*Instance)(void);
    typedef std::function<cocos2d::Ref* (void)> InstanceFunc;
    struct CC_DLL TInfo
    {
        TInfo(void);
        TInfo(const std::string& type, Instance ins = nullptr);
        TInfo(const std::string& type, InstanceFunc ins = nullptr);
        TInfo(const TInfo &t);
        ~TInfo(void);
        TInfo& operator= (const TInfo &t);
        std::string _class;
        Instance _fun;
        InstanceFunc _func;
    };
    typedef std::unordered_map<std::string, TInfo>  FactoryMap;

    static ObjectFactory* getInstance();
    static void destroyInstance();
    cocos2d::Ref* createObject(const std::string &name);

    void registerType(const TInfo &t);
    void removeAll();

protected:
    ObjectFactory(void);
    virtual ~ObjectFactory(void);
private:
    static ObjectFactory *_sharedFactory;
    FactoryMap _typeMap;
};

NS_CC_END

#endif