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Diffstat (limited to 'libs/ardour/ardour/midi_track.h')
| -rw-r--r-- | libs/ardour/ardour/midi_track.h | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/libs/ardour/ardour/midi_track.h b/libs/ardour/ardour/midi_track.h new file mode 100644 index 0000000000..1ef9bedf8d --- /dev/null +++ b/libs/ardour/ardour/midi_track.h @@ -0,0 +1,180 @@ +/* + Copyright (C) 2006 Paul Davis + Written by Dave Robillard + + 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 __ardour_midi_track_h__ +#define __ardour_midi_track_h__ + +#include <ardour/route.h> + +namespace ARDOUR +{ + +class Session; +class MidiDiskstream; +class MidiPlaylist; +class RouteGroup; + +class MidiTrack : public Route +{ +public: + MidiTrack (Session&, string name, Route::Flag f = Route::Flag (0), TrackMode m = Normal); + MidiTrack (Session&, const XMLNode&); + ~MidiTrack (); + + int set_name (string str, void *src); + + int roll (jack_nframes_t nframes, jack_nframes_t start_frame, jack_nframes_t end_frame, + jack_nframes_t offset, int declick, bool can_record, bool rec_monitors_input); + + int no_roll (jack_nframes_t nframes, jack_nframes_t start_frame, jack_nframes_t end_frame, + jack_nframes_t offset, bool state_changing, bool can_record, bool rec_monitors_input); + + int silent_roll (jack_nframes_t nframes, jack_nframes_t start_frame, jack_nframes_t end_frame, + jack_nframes_t offset, bool can_record, bool rec_monitors_input); + + void toggle_monitor_input (); + + bool can_record() const { return true; } + + void set_record_enable (bool yn, void *src); + + MidiDiskstream& disk_stream() const { return *diskstream; } + + int set_diskstream (MidiDiskstream&, void *); + int use_diskstream (string name); + int use_diskstream (id_t id); + + TrackMode mode() const { return _mode; } + + void set_mode (TrackMode m); + sigc::signal<void> ModeChanged; + + jack_nframes_t update_total_latency(); + void set_latency_delay (jack_nframes_t); + + int export_stuff (vector<unsigned char*>& buffers, char * workbuf, uint32_t nbufs, + jack_nframes_t nframes, jack_nframes_t end_frame); + + sigc::signal<void,void*> diskstream_changed; + + enum FreezeState { + NoFreeze, + Frozen, + UnFrozen + }; + + FreezeState freeze_state() const; + + sigc::signal<void> FreezeChange; + + void freeze (InterThreadInfo&); + void unfreeze (); + + void bounce (InterThreadInfo&); + void bounce_range (jack_nframes_t start, jack_nframes_t end, InterThreadInfo&); + + XMLNode& get_state(); + XMLNode& get_template(); + int set_state(const XMLNode& node); + + MIDI::Controllable& midi_rec_enable_control() { return _midi_rec_enable_control; } + + void reset_midi_control (MIDI::Port*, bool); + void send_all_midi_feedback (); + + bool record_enabled() const; + void set_meter_point (MeterPoint, void* src); + +protected: + MidiDiskstream *diskstream; + MeterPoint _saved_meter_point; + TrackMode _mode; + + XMLNode& state (bool full); + + void passthru_silence (jack_nframes_t start_frame, jack_nframes_t end_frame, + jack_nframes_t nframes, jack_nframes_t offset, int declick, + bool meter); + + uint32_t n_process_buffers (); + +private: + struct FreezeRecordInsertInfo + { + FreezeRecordInsertInfo(XMLNode& st) + : state (st), insert (0) + {} + + XMLNode state; + Insert* insert; + id_t id; + UndoAction memento; + }; + + struct FreezeRecord + { + FreezeRecord() + { + playlist = 0; + have_mementos = false; + } + + ~FreezeRecord(); + + MidiPlaylist* playlist; + vector<FreezeRecordInsertInfo*> insert_info; + bool have_mementos; + FreezeState state; + }; + + FreezeRecord _freeze_record; + XMLNode* pending_state; + + void diskstream_record_enable_changed (void *src); + void diskstream_input_channel_changed (void *src); + + void input_change_handler (void *src); + + sigc::connection recenable_connection; + sigc::connection ic_connection; + + int deprecated_use_diskstream_connections (); + void set_state_part_two (); + void set_state_part_three (); + + struct MIDIRecEnableControl : public MIDI::Controllable + { + MIDIRecEnableControl (MidiTrack&, MIDI::Port *); + void set_value (float); + void send_feedback (bool); + MIDI::byte* write_feedback (MIDI::byte* buf, int32_t& bufsize, bool val, bool force = false); + MidiTrack& track; + bool setting; + bool last_written; + }; + + MIDIRecEnableControl _midi_rec_enable_control; + + bool _destructive; +}; + +} +; /* namespace ARDOUR*/ + +#endif /* __ardour_midi_track_h__ */ |