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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* enginefactory.h
*
* Mi 20. Jan 10:46:07 CET 2016
* Copyright 2016 Christian Glöckner
* cgloeckner@freenet.de
****************************************************************************/
/*
* This file is part of DrumGizmo.
*
* DrumGizmo 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.
*
* DrumGizmo 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 DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#pragma once
#include <list>
#include <string>
#include <memory>
#include "audioinputengine.h"
#include "audiooutputengine.h"
#if defined(HAVE_INPUT_JACKMIDI) || defined(HAVE_OUTPUT_JACKAUDIO)
#define USE_JACK
#include "jackclient.h"
#endif
#ifdef HAVE_INPUT_DUMMY
#include "input/inputdummy.h"
#endif
#ifdef HAVE_INPUT_MIDIFILE
#include "input/midifile.h"
#endif
#ifdef HAVE_INPUT_JACKMIDI
#include "input/jackmidi.h"
#endif
#ifdef HAVE_OUTPUT_DUMMY
#include "output/outputdummy.h"
#endif
#ifdef HAVE_OUTPUT_WAVFILE
#include "output/wavfile.h"
#endif
#ifdef HAVE_OUTPUT_ALSA
#include "output/alsa.h"
#endif
#ifdef HAVE_OUTPUT_JACKAUDIO
#include "output/jackaudio.h"
#endif
//! Factory for various input- and output engines
class EngineFactory
{
public:
//! Initialized lists of available engines (depending on enabled settings)
EngineFactory();
//! Query list of available input engines' names
//! \return const reference to the list
const std::list<std::string>& getInputEngines() const;
//! Query list of available output engines' names
//! \return const reference to the list
const std::list<std::string>& getOutputEngines() const;
//! Create input engine by name
//! \param name Name of the input engine that should be initialized
//! \return unique_ptr to input engine or nullptr if engine is not supported
std::unique_ptr<AudioInputEngine> createInput(const std::string& name);
//! Create input engine by name
//! \param name Name of the output engine that should be initialized
//! \return unique_ptr to input engine or nullptr if engine is not supported
std::unique_ptr<AudioOutputEngine> createOutput(const std::string& name);
protected:
std::list<std::string> input, output; // available engines
#ifdef USE_JACK
// Client that is used by all jack-related engines
std::unique_ptr<JackClient> jack;
// Utility to initialize jack (once)
void prepareJack();
#endif
};
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