i_plugin_properties.hpp

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// i_plugin_properties.hpp
/*
  neogfx C++ App/Game Engine
  Copyright (c) 2018, 2020 Leigh Johnston.  All Rights Reserved.
  
  This program is free software: you can redistribute it and / or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.
  
  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.
  
  You should have received a copy of the GNU General Public License
  along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
 
#pragma once
 
#include <neogfx/neogfx.hpp>
#include <neolib/core/i_map.hpp>
#include <neolib/core/i_string.hpp>
 
namespace neogfx
{
    namespace plugin
    {
        class i_property;
 
        typedef neolib::i_map<i_string, i_property*> property_map;
 
        class i_properties
        {
        public:
            virtual void register_property(i_property& aProperty) = 0;
            virtual const plugin::property_map& property_map() const = 0;
            // helpers
        public:
            uint32_t count() const
            {
                return static_cast<uint32_t>(property_map().size());
            }
            std::string name(uint32_t aIndex) const
            {
                return std::next(property_map().begin(), aIndex)->first;
            }
            const i_property& property(uint32_t aIndex) const
            {
                return *std::next(property_map().begin(), aIndex)->second;
            }
            i_property& property(uint32_t aIndex)
            {
                return *std::next(property_map().begin(), aIndex)->second;
            }
        };
    }
}