MetadataFactory.h

#pragma once
// ===========================================================================
// Copyright (c) 2015 Toolchefs Ltd. All rights reserved.
//
// Use of this software is subject to the terms of the Toolchefs license
// agreement provided at the time of installation or download, or which
// otherwise accompanies this software in either electronic or hard copy form.
// ===========================================================================
 
#include <AtomsCore/Globals.h>
#include <AtomsCore/Metadata/Metadata.h>
#include <AtomsCore/Metadata/MetadataFactory.h>
#include <map>
#include <unordered_map>
#include <vector>
 
namespace AtomsCore
{
 
    class ATOMSCORE_EXPORT MetadataFactory
    {
    public:
 
        typedef Metadata* (*creatorFn)();
 
        static MetadataFactory& instance();
 
 
        AtomsPtr<Metadata> createMetadata(const std::string& typeName);
 
 
        AtomsPtr<Metadata> createMetadata(unsigned int id);
 
 
        Metadata* createMetadataRawPtr(const std::string& typeName);
 
 
        Metadata* createMetadataRawPtr(unsigned int& id);
 
 
        void registerMetadata(const std::string& name, unsigned int id, creatorFn funct);
 
 
        void deregisterMetadata(const std::string& name);
 
 
        std::vector<std::string> getRegisteredMetadata();
 
 
        bool isRegistered(const std::string& name);
 
 
        const std::string getMetadataName(unsigned int id);
 
    private:
        
        MetadataFactory();
 
        MetadataFactory(const MetadataFactory&);
 
        ~MetadataFactory();
 
        MetadataFactory& operator=(const MetadataFactory&);
 
        typedef std::unordered_map<std::string, creatorFn> FactoryMap;
 
 
        FactoryMap m_factoryMap;
 
        std::unordered_map<unsigned int, std::string> m_idNameMap;
        
    };
}