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// Copyright (C) by Josh Blum. See LICENSE.txt for licensing information.
#ifndef INCLUDED_GRAS_FACTORY_HPP
#define INCLUDED_GRAS_FACTORY_HPP
#include <gras/gras.hpp>
#include <gras/element.hpp>
#include <PMC/PMC.hpp>
#include <string>
/*!
* Register a block's factory function:
* Declare this macro at the global scope in a cpp file.
* The block will register at static initialization time.
*/
#define GRAS_REGISTER_FACTORY(name, fcn) \
GRAS_STATIC_BLOCK(fcn) \
{gras::Factory::register_make(name, &fcn);}
namespace gras
{
/*!
* Element factory:
* - Register factory functions into the global factory.
* - Call make() to create element from global factory.
*
* Example register a factory function:
* gras::Factory::register_make("make_my_block", &make_my_block);
*
* Example call into the factory:
* gras::Element *my_block = gras::Factory::make("make_my_block", arg0, arg1);
*/
struct GRAS_API Factory
{
/*******************************************************************
* Register API - don't look here, template magic, not helpful
******************************************************************/
template <typename ReturnType>
static void register_make(const std::string &name, ReturnType(*fcn)());
template <typename ReturnType, typename A0>
static void register_make(const std::string &name, ReturnType(*fcn)(const A0 &));
template <typename ReturnType, typename A0, typename A1>
static void register_make(const std::string &name, ReturnType(*fcn)(const A0 &, const A1 &));
template <typename ReturnType, typename A0, typename A1, typename A2>
static void register_make(const std::string &name, ReturnType(*fcn)(const A0 &, const A1 &, const A2 &));
template <typename ReturnType, typename A0, typename A1, typename A2, typename A3>
static void register_make(const std::string &name, ReturnType(*fcn)(const A0 &, const A1 &, const A2 &, const A3 &));
template <typename ReturnType, typename A0, typename A1, typename A2, typename A3, typename A4>
static void register_make(const std::string &name, ReturnType(*fcn)(const A0 &, const A1 &, const A2 &, const A3 &, const A4 &));
template <typename ReturnType, typename A0, typename A1, typename A2, typename A3, typename A4, typename A5>
static void register_make(const std::string &name, ReturnType(*fcn)(const A0 &, const A1 &, const A2 &, const A3 &, const A4 &, const A5 &));
template <typename ReturnType, typename A0, typename A1, typename A2, typename A3, typename A4, typename A5, typename A6>
static void register_make(const std::string &name, ReturnType(*fcn)(const A0 &, const A1 &, const A2 &, const A3 &, const A4 &, const A5 &, const A6 &));
template <typename ReturnType, typename A0, typename A1, typename A2, typename A3, typename A4, typename A5, typename A6, typename A7>
static void register_make(const std::string &name, ReturnType(*fcn)(const A0 &, const A1 &, const A2 &, const A3 &, const A4 &, const A5 &, const A6 &, const A7 &));
template <typename ReturnType, typename A0, typename A1, typename A2, typename A3, typename A4, typename A5, typename A6, typename A7, typename A8>
static void register_make(const std::string &name, ReturnType(*fcn)(const A0 &, const A1 &, const A2 &, const A3 &, const A4 &, const A5 &, const A6 &, const A7 &, const A8 &));
template <typename ReturnType, typename A0, typename A1, typename A2, typename A3, typename A4, typename A5, typename A6, typename A7, typename A8, typename A9>
static void register_make(const std::string &name, ReturnType(*fcn)(const A0 &, const A1 &, const A2 &, const A3 &, const A4 &, const A5 &, const A6 &, const A7 &, const A8 &, const A9 &));
/*******************************************************************
* Make API - don't look here, template magic, not helpful
******************************************************************/;
inline
static Element *make(const std::string &name);
template <typename A0>
static Element *make(const std::string &name, const A0 &);
template <typename A0, typename A1>
static Element *make(const std::string &name, const A0 &, const A1 &);
template <typename A0, typename A1, typename A2>
static Element *make(const std::string &name, const A0 &, const A1 &, const A2 &);
template <typename A0, typename A1, typename A2, typename A3>
static Element *make(const std::string &name, const A0 &, const A1 &, const A2 &, const A3 &);
template <typename A0, typename A1, typename A2, typename A3, typename A4>
static Element *make(const std::string &name, const A0 &, const A1 &, const A2 &, const A3 &, const A4 &);
template <typename A0, typename A1, typename A2, typename A3, typename A4, typename A5>
static Element *make(const std::string &name, const A0 &, const A1 &, const A2 &, const A3 &, const A4 &, const A5 &);
template <typename A0, typename A1, typename A2, typename A3, typename A4, typename A5, typename A6>
static Element *make(const std::string &name, const A0 &, const A1 &, const A2 &, const A3 &, const A4 &, const A5 &, const A6 &);
template <typename A0, typename A1, typename A2, typename A3, typename A4, typename A5, typename A6, typename A7>
static Element *make(const std::string &name, const A0 &, const A1 &, const A2 &, const A3 &, const A4 &, const A5 &, const A6 &, const A7 &);
template <typename A0, typename A1, typename A2, typename A3, typename A4, typename A5, typename A6, typename A7, typename A8>
static Element *make(const std::string &name, const A0 &, const A1 &, const A2 &, const A3 &, const A4 &, const A5 &, const A6 &, const A7 &, const A8 &);
template <typename A0, typename A1, typename A2, typename A3, typename A4, typename A5, typename A6, typename A7, typename A8, typename A9>
static Element *make(const std::string &name, const A0 &, const A1 &, const A2 &, const A3 &, const A4 &, const A5 &, const A6 &, const A7 &, const A8 &, const A9 &);
/*******************************************************************
* Private registration hooks
******************************************************************/
static void _register_make(const std::string &, void *);
static Element *_handle_make(const std::string &, const PMCC &);
};
}
#include <gras/detail/factory.hpp>
#endif /*INCLUDED_GRAS_FACTORY_HPP*/
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