instrument_info.h

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/*
 * Copyright (C) 2012-2016 Paul Davis <paul@linuxaudiosystems.com>
 *
 * 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 2 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, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#ifndef __ardour_instrument_info_h__
#define __ardour_instrument_info_h__
 
#include <memory>
#include <stdint.h>
#include <string>
 
#include "pbd/signals.h"
 
#include "evoral/Parameter.h"
 
#include "ardour/libardour_visibility.h"
#include "midi++/libmidi_visibility.h"
 
namespace MIDI {
        namespace Name {
                class ChannelNameSet;
                class Patch;
                class ValueNameList;
                class MasterDeviceNames;
                class ControlNameList;
                typedef std::list<std::shared_ptr<Patch> > PatchNameList;
        }
}
 
namespace ARDOUR {
 
class Processor;
 
class LIBARDOUR_API InstrumentInfo
{
public:
        InstrumentInfo ();
        ~InstrumentInfo ();
 
        std::string model () const;
        std::string mode () const;
 
        void set_external_instrument (const std::string& model, const std::string& mode);
        void set_internal_instrument (std::shared_ptr<ARDOUR::Processor>);
 
        std::string get_note_name (uint16_t bank, uint8_t program, uint8_t channel, uint8_t note) const;
 
        std::string get_patch_name (uint16_t bank, uint8_t program, uint8_t channel) const;
        std::string get_patch_name_without (uint16_t bank, uint8_t program, uint8_t channel) const;
        std::string get_controller_name (Evoral::Parameter param) const;
 
        std::shared_ptr<MIDI::Name::MasterDeviceNames> master_device_names () const;
 
        std::shared_ptr<MIDI::Name::ChannelNameSet>  get_patches (uint8_t channel);
        std::shared_ptr<MIDI::Name::ControlNameList> control_name_list (uint8_t channel);
 
        std::shared_ptr<const MIDI::Name::ValueNameList> value_name_list_by_control (uint8_t channel, uint8_t number) const;
 
        size_t master_controller_count () const;
        uint16_t channels_for_control_list (std::string const& ctrl_name_list) const;
 
        PBD::Signal0<void> Changed;
 
        bool have_custom_plugin_info () const;
 
private:
        std::string get_patch_name (uint16_t bank, uint8_t program, uint8_t channel, bool with_extra) const;
 
        void invalidate_cached_plugin_model ()
        {
                _plugin_model = "";
                _plugin_mode = "";
        }
 
        void emit_changed ();
 
        std::string _external_instrument_model;
        std::string _external_instrument_mode;
 
        mutable std::string _plugin_model;
        mutable std::string _plugin_mode;
 
        std::weak_ptr<ARDOUR::Processor> internal_instrument;
 
        PBD::ScopedConnection _midnam_changed;
};
 
}
 
#endif /* __ardour_instrument_info_h__ */