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/*
* Copyright (C) 2020 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2020 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-r3d-iface
* Created on: 8 окт. 2020 г.
*
* lsp-r3d-iface is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* lsp-r3d-iface 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with lsp-r3d-iface. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef LSP_PLUG_IN_R3D_IFACE_BUILTIN_H_
#define LSP_PLUG_IN_R3D_IFACE_BUILTIN_H_
#include <lsp-plug.in/r3d/iface/version.h>
#include <lsp-plug.in/common/types.h>
#include <lsp-plug.in/r3d/iface/factory.h>
namespace lsp
{
namespace r3d
{
/**
* This class allows to automatically register built-in factory
*/
class LSP_HIDDEN_MODIFIER Factory
{
private:
Factory & operator = (const Factory &);
private:
static Factory *pList;
factory_t *pFactory;
Factory *pNext;
public:
explicit Factory(factory_t *factory);
~Factory();
public:
static inline Factory *list() { return pList; }
static factory_t *enumerate(int index);
inline Factory *next() { return pNext; }
};
/**
* Macro for simplifying definition of factory export
*/
#define LSP_R3D_BUILTIN_FACTORY(symbol, factory) \
static ::lsp::r3d::Factory symbol(factory);
/**
* The implementation of factory function that uses builtin factory
* descriptor to enumerate all possible factories
*/
#define LSP_R3D_BULTIN_FACTORY_FUNCTION \
LSP_R3D_FACTORY_FUNCTION_HEADER(index) \
{ \
return Factory::enumerate(index); \
}
}
}
#endif /* LSP_PLUG_IN_R3D_IFACE_BUILTIN_H_ */
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