DesignObjectSorter.h

#pragma once
#include "DLLInfo.h"
#include <NDEVR/SoftwareService.h>
#include <NDEVR/Buffer.h>
#include <NDEVR/DesignObject.h>
#include <NDEVR/UUID.h>
namespace NDEVR
{
    class DesignObjectSorter : public SoftwareService
    {
    public:
        virtual bool canSort(const DesignObject& a, const DesignObject& b) const = 0;
        virtual bool isAGreaterThanB(const DesignObject& a, const DesignObject& b) const = 0;
        virtual UUID id() const = 0;
    };

    class NDEVR_DESIGN_API DesignObjectSorterManager : public SoftwareServiceManager
    {
    public:
        static void AddSorter(DesignObjectSorter* sorter);
        static const Buffer<DesignObjectSorter*>& Sorters();
        static void RemoveSorter(UUID id);
    private:
        static Buffer<DesignObjectSorter*> s_sorters; 
    };
}