2 Copyright (C) 2007 Paul Davis
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/thread.h>
29 #include "pbd/command.h"
30 #include "ardour/types.h"
31 #include "ardour/midi_buffer.h"
32 #include "ardour/midi_ring_buffer.h"
33 #include "ardour/automatable_sequence.h"
34 #include "ardour/types.h"
35 #include "evoral/Note.hpp"
36 #include "evoral/Sequence.hpp"
43 /** This is a higher level (than MidiBuffer) model of MIDI data, with separate
44 * representations for notes (instead of just unassociated note on/off events)
45 * and controller data. Controller data is represented as part of the
46 * Automatable base (i.e. in a map of AutomationList, keyed by Parameter).
47 * Because of this MIDI controllers and automatable controllers/widgets/etc
48 * are easily interchangeable.
50 class MidiModel : public AutomatableSequence<Evoral::MusicalTime> {
52 typedef Evoral::MusicalTime TimeType;
54 MidiModel (boost::shared_ptr<MidiSource>);
56 NoteMode note_mode() const { return (percussive() ? Percussive : Sustained); }
57 void set_note_mode(NoteMode mode) { set_percussive(mode == Percussive); };
59 class DiffCommand : public Command {
62 DiffCommand (boost::shared_ptr<MidiModel> m, const std::string& name);
64 const std::string& name () const { return _name; }
66 virtual void operator() () = 0;
67 virtual void undo () = 0;
69 virtual int set_state (const XMLNode&, int version) = 0;
70 virtual XMLNode & get_state () = 0;
72 boost::shared_ptr<MidiModel> model() const { return _model; }
75 boost::shared_ptr<MidiModel> _model;
76 const std::string _name;
80 class NoteDiffCommand : public DiffCommand {
83 NoteDiffCommand (boost::shared_ptr<MidiModel> m, const std::string& name) : DiffCommand (m, name) {}
84 NoteDiffCommand (boost::shared_ptr<MidiModel> m, const XMLNode& node);
97 int set_state (const XMLNode&, int version);
98 XMLNode & get_state ();
100 void add (const NotePtr note);
101 void remove (const NotePtr note);
102 void side_effect_remove (const NotePtr note);
104 void change (const NotePtr note, Property prop, uint8_t new_value);
105 void change (const NotePtr note, Property prop, TimeType new_time);
107 bool adds_or_removes() const {
108 return !_added_notes.empty() || !_removed_notes.empty();
111 NoteDiffCommand& operator+= (const NoteDiffCommand& other);
115 NoteDiffCommand::Property property;
127 typedef std::list<NoteChange> ChangeList;
130 typedef std::list< boost::shared_ptr< Evoral::Note<TimeType> > > NoteList;
131 NoteList _added_notes;
132 NoteList _removed_notes;
134 std::set<NotePtr> side_effect_removals;
136 XMLNode &marshal_change(const NoteChange&);
137 NoteChange unmarshal_change(XMLNode *xml_note);
139 XMLNode &marshal_note(const NotePtr note);
140 NotePtr unmarshal_note(XMLNode *xml_note);
143 /* Currently this class only supports changes of sys-ex time, but could be expanded */
144 class SysexDiffCommand : public DiffCommand {
146 SysexDiffCommand (boost::shared_ptr<MidiModel> m, const XMLNode& node);
152 int set_state (const XMLNode&, int version);
153 XMLNode & get_state ();
158 void change (boost::shared_ptr<Evoral::Event<TimeType> >, TimeType);
162 boost::shared_ptr<Evoral::Event<TimeType> > sysex;
163 SysexDiffCommand::Property property;
168 typedef std::list<Change> ChangeList;
171 XMLNode & marshal_change (const Change &);
172 Change unmarshal_change (XMLNode *);
175 MidiModel::NoteDiffCommand* new_note_diff_command (const std::string name="midi edit");
176 void apply_command (Session& session, Command* cmd);
177 void apply_command_as_subcommand (Session& session, Command* cmd);
179 bool sync_to_source ();
180 bool write_to(boost::shared_ptr<MidiSource> source);
181 bool write_section_to (boost::shared_ptr<MidiSource> source, Evoral::MusicalTime begin = Evoral::MinMusicalTime,
182 Evoral::MusicalTime end = Evoral::MaxMusicalTime);
184 // MidiModel doesn't use the normal AutomationList serialisation code
185 // since controller data is stored in the .mid
186 XMLNode& get_state();
187 int set_state(const XMLNode&) { return 0; }
189 PBD::Signal0<void> ContentsChanged;
191 boost::shared_ptr<const MidiSource> midi_source ();
192 void set_midi_source (boost::shared_ptr<MidiSource>);
194 boost::shared_ptr<Evoral::Note<TimeType> > find_note (NotePtr);
195 boost::shared_ptr<Evoral::Note<TimeType> > find_note (gint note_id);
196 boost::shared_ptr<Evoral::Event<TimeType> > find_sysex (gint);
198 InsertMergePolicy insert_merge_policy () const;
199 void set_insert_merge_policy (InsertMergePolicy);
201 boost::shared_ptr<Evoral::Control> control_factory(const Evoral::Parameter& id);
203 void insert_silence_at_start (TimeType);
206 int resolve_overlaps_unlocked (const NotePtr, void* arg = 0);
209 struct WriteLockImpl : public AutomatableSequence<TimeType>::WriteLockImpl {
210 WriteLockImpl(Glib::Mutex::Lock* source_lock, Glib::RWLock& s, Glib::Mutex& c)
211 : AutomatableSequence<TimeType>::WriteLockImpl(s, c)
212 , source_lock(source_lock)
217 Glib::Mutex::Lock* source_lock;
221 virtual WriteLock edit_lock();
222 virtual WriteLock write_lock();
225 friend class DeltaCommand;
227 void source_interpolation_changed (Evoral::Parameter, Evoral::ControlList::InterpolationStyle);
228 void source_automation_state_changed (Evoral::Parameter, AutoState);
229 void control_list_interpolation_changed (Evoral::Parameter, Evoral::ControlList::InterpolationStyle);
230 void automation_list_automation_state_changed (Evoral::Parameter, AutoState);
232 PBD::ScopedConnectionList _midi_source_connections;
234 // We cannot use a boost::shared_ptr here to avoid a retain cycle
235 boost::weak_ptr<MidiSource> _midi_source;
236 InsertMergePolicy _insert_merge_policy;
239 } /* namespace ARDOUR */
241 #endif /* __ardour_midi_model_h__ */