2 Copyright (C) 2007 Paul Davis
3 Author: David Robillard
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #ifndef __ardour_midi_model_h__
22 #define __ardour_midi_model_h__
27 #include <boost/utility.hpp>
28 #include <glibmm/threads.h>
29 #include "pbd/command.h"
30 #include "ardour/libardour_visibility.h"
31 #include "ardour/types.h"
32 #include "ardour/midi_buffer.h"
33 #include "ardour/automatable_sequence.h"
34 #include "ardour/libardour_visibility.h"
35 #include "ardour/types.h"
36 #include "evoral/Note.hpp"
37 #include "evoral/Sequence.hpp"
44 /** This is a higher level (than MidiBuffer) model of MIDI data, with separate
45 * representations for notes (instead of just unassociated note on/off events)
46 * and controller data. Controller data is represented as part of the
47 * Automatable base (i.e. in a map of AutomationList, keyed by Parameter).
48 * Because of this MIDI controllers and automatable controllers/widgets/etc
49 * are easily interchangeable.
51 class LIBARDOUR_API MidiModel : public AutomatableSequence<Evoral::MusicalTime> {
53 typedef Evoral::MusicalTime TimeType;
55 MidiModel (boost::shared_ptr<MidiSource>);
57 NoteMode note_mode() const { return (percussive() ? Percussive : Sustained); }
58 void set_note_mode(NoteMode mode) { set_percussive(mode == Percussive); };
60 class LIBARDOUR_API DiffCommand : public Command {
63 DiffCommand (boost::shared_ptr<MidiModel> m, const std::string& name);
65 const std::string& name () const { return _name; }
67 virtual void operator() () = 0;
68 virtual void undo () = 0;
70 virtual int set_state (const XMLNode&, int version) = 0;
71 virtual XMLNode & get_state () = 0;
73 boost::shared_ptr<MidiModel> model() const { return _model; }
76 boost::shared_ptr<MidiModel> _model;
77 const std::string _name;
81 class LIBARDOUR_API NoteDiffCommand : public DiffCommand {
84 NoteDiffCommand (boost::shared_ptr<MidiModel> m, const std::string& name) : DiffCommand (m, name) {}
85 NoteDiffCommand (boost::shared_ptr<MidiModel> m, const XMLNode& node);
98 int set_state (const XMLNode&, int version);
99 XMLNode & get_state ();
101 void add (const NotePtr note);
102 void remove (const NotePtr note);
103 void side_effect_remove (const NotePtr note);
105 void change (const NotePtr note, Property prop, uint8_t new_value);
106 void change (const NotePtr note, Property prop, TimeType new_time);
108 bool adds_or_removes() const {
109 return !_added_notes.empty() || !_removed_notes.empty();
112 NoteDiffCommand& operator+= (const NoteDiffCommand& other);
116 NoteDiffCommand::Property property;
119 uint8_t old_value; // or...
120 TimeType old_time; // this
121 uint8_t new_value; // or...
122 TimeType new_time; // this
125 typedef std::list<NoteChange> ChangeList;
128 typedef std::list< boost::shared_ptr< Evoral::Note<TimeType> > > NoteList;
129 NoteList _added_notes;
130 NoteList _removed_notes;
132 std::set<NotePtr> side_effect_removals;
134 XMLNode &marshal_change(const NoteChange&);
135 NoteChange unmarshal_change(XMLNode *xml_note);
137 XMLNode &marshal_note(const NotePtr note);
138 NotePtr unmarshal_note(XMLNode *xml_note);
141 /* Currently this class only supports changes of sys-ex time, but could be expanded */
142 class LIBARDOUR_API SysExDiffCommand : public DiffCommand {
144 SysExDiffCommand (boost::shared_ptr<MidiModel> m, const XMLNode& node);
150 int set_state (const XMLNode&, int version);
151 XMLNode & get_state ();
153 void remove (SysExPtr sysex);
157 void change (boost::shared_ptr<Evoral::Event<TimeType> >, TimeType);
161 boost::shared_ptr<Evoral::Event<TimeType> > sysex;
163 SysExDiffCommand::Property property;
168 typedef std::list<Change> ChangeList;
171 std::list<SysExPtr> _removed;
173 XMLNode & marshal_change (const Change &);
174 Change unmarshal_change (XMLNode *);
177 class LIBARDOUR_API PatchChangeDiffCommand : public DiffCommand {
179 PatchChangeDiffCommand (boost::shared_ptr<MidiModel>, const std::string &);
180 PatchChangeDiffCommand (boost::shared_ptr<MidiModel>, const XMLNode &);
182 int set_state (const XMLNode &, int version);
183 XMLNode & get_state ();
188 void add (PatchChangePtr);
189 void remove (PatchChangePtr);
190 void change_time (PatchChangePtr, TimeType);
191 void change_channel (PatchChangePtr, uint8_t);
192 void change_program (PatchChangePtr, uint8_t);
193 void change_bank (PatchChangePtr, int);
204 PatchChangePtr patch;
220 Change() : patch_id (-1) {}
223 typedef std::list<Change> ChangeList;
226 std::list<PatchChangePtr> _added;
227 std::list<PatchChangePtr> _removed;
229 XMLNode & marshal_change (const Change &);
230 Change unmarshal_change (XMLNode *);
232 XMLNode & marshal_patch_change (constPatchChangePtr);
233 PatchChangePtr unmarshal_patch_change (XMLNode *);
236 MidiModel::NoteDiffCommand* new_note_diff_command (const std::string name = "midi edit");
237 MidiModel::SysExDiffCommand* new_sysex_diff_command (const std::string name = "midi edit");
238 MidiModel::PatchChangeDiffCommand* new_patch_change_diff_command (const std::string name = "midi edit");
239 void apply_command (Session& session, Command* cmd);
240 void apply_command_as_subcommand (Session& session, Command* cmd);
242 bool sync_to_source ();
243 bool write_to(boost::shared_ptr<MidiSource> source);
244 bool write_section_to (boost::shared_ptr<MidiSource> source, Evoral::MusicalTime begin = Evoral::MinMusicalTime,
245 Evoral::MusicalTime end = Evoral::MaxMusicalTime);
247 // MidiModel doesn't use the normal AutomationList serialisation code
248 // since controller data is stored in the .mid
249 XMLNode& get_state();
250 int set_state(const XMLNode&) { return 0; }
252 PBD::Signal0<void> ContentsChanged;
254 boost::shared_ptr<const MidiSource> midi_source ();
255 void set_midi_source (boost::shared_ptr<MidiSource>);
257 boost::shared_ptr<Evoral::Note<TimeType> > find_note (NotePtr);
258 PatchChangePtr find_patch_change (Evoral::event_id_t);
259 boost::shared_ptr<Evoral::Note<TimeType> > find_note (gint note_id);
260 boost::shared_ptr<Evoral::Event<TimeType> > find_sysex (gint);
262 InsertMergePolicy insert_merge_policy () const;
263 void set_insert_merge_policy (InsertMergePolicy);
265 boost::shared_ptr<Evoral::Control> control_factory(const Evoral::Parameter& id);
267 void insert_silence_at_start (TimeType);
268 void transpose (TimeType, TimeType, int);
271 int resolve_overlaps_unlocked (const NotePtr, void* arg = 0);
274 struct WriteLockImpl : public AutomatableSequence<TimeType>::WriteLockImpl {
275 WriteLockImpl(Glib::Threads::Mutex::Lock* slock, Glib::Threads::RWLock& s, Glib::Threads::Mutex& c)
276 : AutomatableSequence<TimeType>::WriteLockImpl(s, c)
277 , source_lock (slock)
282 Glib::Threads::Mutex::Lock* source_lock;
286 WriteLock edit_lock();
287 WriteLock write_lock();
290 friend class DeltaCommand;
292 void source_interpolation_changed (Evoral::Parameter, Evoral::ControlList::InterpolationStyle);
293 void source_automation_state_changed (Evoral::Parameter, AutoState);
294 void control_list_interpolation_changed (Evoral::Parameter, Evoral::ControlList::InterpolationStyle);
295 void automation_list_automation_state_changed (Evoral::Parameter, AutoState);
297 void control_list_marked_dirty ();
299 PBD::ScopedConnectionList _midi_source_connections;
301 // We cannot use a boost::shared_ptr here to avoid a retain cycle
302 boost::weak_ptr<MidiSource> _midi_source;
303 InsertMergePolicy _insert_merge_policy;
306 } /* namespace ARDOUR */
308 #endif /* __ardour_midi_model_h__ */