TypeContainerFunctions.h

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/*
* This file is part of Project SkyFire https://www.projectskyfire.org.
* See LICENSE.md file for Copyright information
*/
 
#ifndef TYPECONTAINER_FUNCTIONS_H
#define TYPECONTAINER_FUNCTIONS_H
 
/*
 * Here you'll find a list of helper functions to make
 * the TypeContainer usefull.  Without it, its hard
 * to access or mutate the container.
 */
 
#include "Define.h"
#include "Dynamic/TypeList.h"
#include <map>
 
namespace Skyfire
{
    /* ContainerMapList Helpers */
    // count functions
    template<class SPECIFIC_TYPE> size_t Count(const ContainerMapList<SPECIFIC_TYPE>& elements, SPECIFIC_TYPE* /*fake*/)
    {
        return elements._element.getSize();
    }
 
    template<class SPECIFIC_TYPE> size_t Count(const ContainerMapList<TypeNull>&/*elements*/, SPECIFIC_TYPE* /*fake*/)
    {
        return 0;
    }
 
    template<class SPECIFIC_TYPE, class T> size_t Count(const ContainerMapList<T>&/*elements*/, SPECIFIC_TYPE* /*fake*/)
    {
        return 0;
    }
 
    template<class SPECIFIC_TYPE, class T> size_t Count(const ContainerMapList<TypeList<SPECIFIC_TYPE, T> >& elements, SPECIFIC_TYPE* fake)
    {
        return Count(elements._elements, fake);
    }
 
    template<class SPECIFIC_TYPE, class H, class T> size_t Count(const ContainerMapList<TypeList<H, T> >& elements, SPECIFIC_TYPE* fake)
    {
        return Count(elements._TailElements, fake);
    }
 
    // non-const insert functions
    template<class SPECIFIC_TYPE> SPECIFIC_TYPE* Insert(ContainerMapList<SPECIFIC_TYPE>& elements, SPECIFIC_TYPE* obj)
    {
        //elements._element[hdl] = obj;
        obj->AddToGrid(elements._element);
        return obj;
    }
 
    template<class SPECIFIC_TYPE> SPECIFIC_TYPE* Insert(ContainerMapList<TypeNull>&/*elements*/, SPECIFIC_TYPE* /*obj*/)
    {
        return NULL;
    }
 
    // this is a missed
    template<class SPECIFIC_TYPE, class T> SPECIFIC_TYPE* Insert(ContainerMapList<T>&/*elements*/, SPECIFIC_TYPE* /*obj*/)
    {
        return NULL;                                        // a missed
    }
 
    // Recursion
    template<class SPECIFIC_TYPE, class H, class T> SPECIFIC_TYPE* Insert(ContainerMapList<TypeList<H, T> >& elements, SPECIFIC_TYPE* obj)
    {
        SPECIFIC_TYPE* t = Insert(elements._elements, obj);
        return (t != NULL ? t : Insert(elements._TailElements, obj));
    }

    //template<class SPECIFIC_TYPE> SPECIFIC_TYPE* Remove(ContainerMapList<SPECIFIC_TYPE> & /*elements*/, SPECIFIC_TYPE *obj)
    //{
    //    obj->GetGridRef().unlink();
    //    return obj;
    //}
 
    //template<class SPECIFIC_TYPE> SPECIFIC_TYPE* Remove(ContainerMapList<TypeNull> &/*elements*/, SPECIFIC_TYPE * /*obj*/)
    //{
    //    return NULL;
    //}

    //template<class SPECIFIC_TYPE, class T> SPECIFIC_TYPE* Remove(ContainerMapList<T> &/*elements*/, SPECIFIC_TYPE * /*obj*/)
    //{
    //    return NULL;                                        // a missed
    //}
 
    //template<class SPECIFIC_TYPE, class T, class H> SPECIFIC_TYPE* Remove(ContainerMapList<TypeList<H, T> > &elements, SPECIFIC_TYPE *obj)
    //{
    //    // The head element is bad
    //    SPECIFIC_TYPE* t = Remove(elements._elements, obj);
    //    return ( t != NULL ? t : Remove(elements._TailElements, obj) );
    //}
}
#endif