2 Copyright (C) 2006 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 #ifndef __ardour_track_h__
20 #define __ardour_track_h__
22 #include <boost/shared_ptr.hpp>
24 #include "ardour/route.h"
34 class Track : public Route
37 Track (Session&, std::string name, Route::Flag f = Route::Flag (0), TrackMode m = Normal, DataType default_type = DataType::AUDIO);
42 bool set_name (const std::string& str);
44 TrackMode mode () const { return _mode; }
45 virtual int set_mode (TrackMode /*m*/) { return false; }
46 virtual bool can_use_mode (TrackMode /*m*/, bool& /*bounce_required*/) { return false; }
47 PBD::Signal0<void> TrackModeChanged;
49 virtual int no_roll (nframes_t nframes, framepos_t start_frame, framepos_t end_frame,
50 bool state_changing, bool can_record, bool rec_monitors_input);
52 int silent_roll (nframes_t nframes, framepos_t start_frame, framepos_t end_frame,
53 bool can_record, bool rec_monitors_input, bool& need_butler);
55 virtual int roll (nframes_t nframes, framepos_t start_frame, framepos_t end_frame,
56 int declick, bool can_record, bool rec_monitors_input, bool& need_butler) = 0;
58 bool needs_butler() const { return _needs_butler; }
59 void toggle_monitor_input ();
63 boost::shared_ptr<Diskstream> diskstream() const { return _diskstream; }
65 virtual void use_new_diskstream () = 0;
66 virtual void set_diskstream (boost::shared_ptr<Diskstream>) = 0;
68 nframes_t update_total_latency();
69 void set_latency_delay (nframes_t);
77 FreezeState freeze_state() const;
79 virtual void freeze_me (InterThreadInfo&) = 0;
80 virtual void unfreeze () = 0;
82 virtual boost::shared_ptr<Region> bounce (InterThreadInfo&) = 0;
83 virtual boost::shared_ptr<Region> bounce_range (nframes_t start, nframes_t end, InterThreadInfo&, bool enable_processing = true) = 0;
86 XMLNode& get_template();
87 virtual int set_state (const XMLNode&, int version) = 0;
88 static void zero_diskstream_id_in_xml (XMLNode&);
90 boost::shared_ptr<PBD::Controllable> rec_enable_control() { return _rec_enable_control; }
92 bool record_enabled() const;
93 void set_record_enable (bool yn, void *src);
95 PBD::Signal0<void> DiskstreamChanged;
96 PBD::Signal0<void> FreezeChange;
99 virtual XMLNode& state (bool full) = 0;
101 boost::shared_ptr<Diskstream> _diskstream;
102 MeterPoint _saved_meter_point;
106 ChanCount input_streams () const;
109 struct FreezeRecordProcessorInfo {
110 FreezeRecordProcessorInfo(XMLNode& st, boost::shared_ptr<Processor> proc)
111 : state (st), processor (proc) {}
114 boost::shared_ptr<Processor> processor;
118 struct FreezeRecord {
120 : have_mementos(false)
125 boost::shared_ptr<Playlist> playlist;
126 std::vector<FreezeRecordProcessorInfo*> processor_info;
131 struct RecEnableControllable : public PBD::Controllable {
132 RecEnableControllable (Track&);
134 void set_value (float);
135 float get_value (void) const;
140 virtual void set_state_part_two () = 0;
142 FreezeRecord _freeze_record;
143 XMLNode* pending_state;
146 boost::shared_ptr<RecEnableControllable> _rec_enable_control;
149 }; /* namespace ARDOUR*/
151 #endif /* __ardour_track_h__ */