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/*
Copyright (C) 2014 Paul Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __libardour_midi_scene_changer_h__
#define __libardour_midi_scene_changer_h__
#include "ardour/scene_changer.h"
namespace ARDOUR
{
class MIDISceneChanger : public SceneChanger
{
public:
MIDISceneChanger (Session&);
~MIDISceneChanger ();
void run (framepos_t start, framepos_t end);
void set_input_port (MIDI::Port*);
void set_output_port (boost::shared_ptr<MidiPort>);
uint8_t bank_at (framepos_t, uint8_t channel);
uint8_t program_at (framepos_t, uint8_t channel);
void set_recording (bool);
void locate (framepos_t);
private:
typedef std::multimap<framepos_t,boost::shared_ptr<MIDISceneChange> > Scenes;
MIDI::Port* input_port;
boost::shared_ptr<MidiPort> output_port;
Scenes scenes;
bool _recording;
framepos_t last_bank_message_time;
framepos_t last_program_message_time;
unsigned short current_bank;
int last_delivered_program;
int last_delivered_bank;
void gather ();
bool recording () const;
void jump_to (int bank, int program);
void deliver (MidiBuffer&, framepos_t, boost::shared_ptr<MIDISceneChange>);
void bank_change_input (MIDI::Parser&, unsigned short);
void program_change_input (MIDI::Parser&, MIDI::byte);
void locations_changed (Locations::Change);
PBD::ScopedConnection incoming_bank_change_connection;
PBD::ScopedConnection incoming_program_change_connection;
};
} // namespace
#endif /* __libardour_midi_scene_changer_h__ */
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