+XMLNode&
+MidiModel::SysExDiffCommand::get_state ()
+{
+ XMLNode* diff_command = new XMLNode (SYSEX_DIFF_COMMAND_ELEMENT);
+ diff_command->add_property ("midi-source", _model->midi_source()->id().to_s());
+
+ XMLNode* changes = diff_command->add_child(DIFF_SYSEXES_ELEMENT);
+ for_each (_changes.begin(), _changes.end(),
+ boost::bind (
+ boost::bind (&XMLNode::add_child_nocopy, changes, _1),
+ boost::bind (&SysExDiffCommand::marshal_change, this, _1)));
+
+ return *diff_command;
+}
+
+MidiModel::PatchChangeDiffCommand::PatchChangeDiffCommand (boost::shared_ptr<MidiModel> m, const string& name)
+ : DiffCommand (m, name)
+{
+ assert (_model);
+}
+
+MidiModel::PatchChangeDiffCommand::PatchChangeDiffCommand (boost::shared_ptr<MidiModel> m, const XMLNode & node)
+ : DiffCommand (m, "")
+{
+ assert (_model);
+ set_state (node, Stateful::loading_state_version);
+}
+
+void
+MidiModel::PatchChangeDiffCommand::add (PatchChangePtr p)
+{
+ _added.push_back (p);
+}
+
+void
+MidiModel::PatchChangeDiffCommand::remove (PatchChangePtr p)
+{
+ _removed.push_back (p);
+}
+
+void
+MidiModel::PatchChangeDiffCommand::change_time (PatchChangePtr patch, TimeType t)
+{
+ Change c;
+ c.property = Time;
+ c.patch = patch;
+ c.old_time = patch->time ();
+ c.new_time = t;
+
+ _changes.push_back (c);
+}
+
+void
+MidiModel::PatchChangeDiffCommand::change_channel (PatchChangePtr patch, uint8_t channel)
+{
+ Change c;
+ c.property = Channel;
+ c.patch = patch;
+ c.old_channel = patch->channel ();
+ c.new_channel = channel;
+
+ _changes.push_back (c);
+}
+
+void
+MidiModel::PatchChangeDiffCommand::change_program (PatchChangePtr patch, uint8_t program)
+{
+ Change c;
+ c.property = Program;
+ c.patch = patch;
+ c.old_program = patch->program ();
+ c.new_program = program;
+
+ _changes.push_back (c);
+}
+
+void
+MidiModel::PatchChangeDiffCommand::change_bank (PatchChangePtr patch, int bank)
+{
+ Change c;
+ c.property = Bank;
+ c.patch = patch;
+ c.old_bank = patch->bank ();
+ c.new_bank = bank;
+
+ _changes.push_back (c);
+}
+
+void
+MidiModel::PatchChangeDiffCommand::operator() ()
+{
+ {
+ MidiModel::WriteLock lock (_model->edit_lock ());
+
+ for (list<PatchChangePtr>::iterator i = _added.begin(); i != _added.end(); ++i) {
+ _model->add_patch_change_unlocked (*i);
+ }
+
+ for (list<PatchChangePtr>::iterator i = _removed.begin(); i != _removed.end(); ++i) {
+ _model->remove_patch_change_unlocked (*i);
+ }
+
+ set<PatchChangePtr> temporary_removals;
+
+ for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
+ switch (i->property) {
+ case Time:
+ if (temporary_removals.find (i->patch) == temporary_removals.end()) {
+ _model->remove_patch_change_unlocked (i->patch);
+ temporary_removals.insert (i->patch);
+ }
+ i->patch->set_time (i->new_time);
+ break;
+
+ case Channel:
+ i->patch->set_channel (i->new_channel);
+ break;
+
+ case Program:
+ i->patch->set_program (i->new_program);
+ break;
+
+ case Bank:
+ i->patch->set_bank (i->new_bank);
+ break;
+ }
+ }
+
+ for (set<PatchChangePtr>::iterator i = temporary_removals.begin(); i != temporary_removals.end(); ++i) {
+ _model->add_patch_change_unlocked (*i);
+ }
+ }
+
+ _model->ContentsChanged (); /* EMIT SIGNAL */
+}
+
+void
+MidiModel::PatchChangeDiffCommand::undo ()
+{
+ {
+ MidiModel::WriteLock lock (_model->edit_lock());
+
+ for (list<PatchChangePtr>::iterator i = _added.begin(); i != _added.end(); ++i) {
+ _model->remove_patch_change_unlocked (*i);
+ }
+
+ for (list<PatchChangePtr>::iterator i = _removed.begin(); i != _removed.end(); ++i) {
+ _model->add_patch_change_unlocked (*i);
+ }
+
+ set<PatchChangePtr> temporary_removals;
+
+ for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
+ switch (i->property) {
+ case Time:
+ if (temporary_removals.find (i->patch) == temporary_removals.end()) {
+ _model->remove_patch_change_unlocked (i->patch);
+ temporary_removals.insert (i->patch);
+ }
+ i->patch->set_time (i->old_time);
+ break;
+
+ case Channel:
+ i->patch->set_channel (i->old_channel);
+ break;
+
+ case Program:
+ i->patch->set_program (i->old_program);
+ break;
+
+ case Bank:
+ i->patch->set_bank (i->old_bank);
+ break;
+ }
+ }
+
+ for (set<PatchChangePtr>::iterator i = temporary_removals.begin(); i != temporary_removals.end(); ++i) {
+ _model->add_patch_change_unlocked (*i);
+ }
+
+ }
+
+ _model->ContentsChanged (); /* EMIT SIGNAL */
+}
+
+XMLNode &
+MidiModel::PatchChangeDiffCommand::marshal_patch_change (constPatchChangePtr p)
+{
+ XMLNode* n = new XMLNode ("patch-change");
+
+ {
+ ostringstream s (ios::ate);
+ s << int (p->id ());
+ n->add_property ("id", s.str());
+ }
+
+ {
+ ostringstream s (ios::ate);
+ s << p->time ();
+ n->add_property ("time", s.str ());
+ }
+
+ {
+ ostringstream s (ios::ate);
+ s << int (p->channel ());
+ n->add_property ("channel", s.str ());
+ }
+
+ {
+ ostringstream s (ios::ate);
+ s << int (p->program ());
+ n->add_property ("program", s.str ());
+ }
+
+ {
+ ostringstream s (ios::ate);
+ s << int (p->bank ());
+ n->add_property ("bank", s.str ());
+ }
+
+ return *n;
+}
+
+XMLNode&
+MidiModel::PatchChangeDiffCommand::marshal_change (const Change& c)
+{
+ XMLNode* n = new XMLNode (X_("Change"));
+
+ n->add_property (X_("property"), enum_2_string (c.property));
+
+ {
+ ostringstream s (ios::ate);
+ if (c.property == Time) {
+ s << c.old_time;
+ } else if (c.property == Channel) {
+ s << c.old_channel;
+ } else if (c.property == Program) {
+ s << int (c.old_program);
+ } else if (c.property == Bank) {
+ s << c.old_bank;
+ }
+
+ n->add_property (X_("old"), s.str ());
+ }
+
+ {
+ ostringstream s (ios::ate);
+
+ if (c.property == Time) {
+ s << c.new_time;
+ } else if (c.property == Channel) {
+ s << c.new_channel;
+ } else if (c.property == Program) {
+ s << int (c.new_program);
+ } else if (c.property == Bank) {
+ s << c.new_bank;
+ }
+
+ n->add_property (X_("new"), s.str ());
+ }
+
+ {
+ ostringstream s;
+ s << c.patch->id ();
+ n->add_property ("id", s.str ());
+ }
+
+ return *n;
+}
+
+MidiModel::PatchChangePtr
+MidiModel::PatchChangeDiffCommand::unmarshal_patch_change (XMLNode* n)
+{
+ XMLProperty* prop;
+ Evoral::event_id_t id;
+ Evoral::MusicalTime time = 0;
+ uint8_t channel = 0;
+ uint8_t program = 0;
+ int bank = 0;
+
+ if ((prop = n->property ("id")) != 0) {
+ istringstream s (prop->value());
+ s >> id;
+ }
+
+ if ((prop = n->property ("time")) != 0) {
+ istringstream s (prop->value ());
+ s >> time;
+ }
+
+ if ((prop = n->property ("channel")) != 0) {
+ istringstream s (prop->value ());
+ s >> channel;
+ }
+
+ if ((prop = n->property ("program")) != 0) {
+ istringstream s (prop->value ());
+ s >> program;
+ }
+
+ if ((prop = n->property ("bank")) != 0) {
+ istringstream s (prop->value ());
+ s >> bank;
+ }
+
+ PatchChangePtr p (new Evoral::PatchChange<TimeType> (time, channel, program, bank));
+ p->set_id (id);
+ return p;
+}
+
+MidiModel::PatchChangeDiffCommand::Change
+MidiModel::PatchChangeDiffCommand::unmarshal_change (XMLNode* n)
+{
+ XMLProperty* prop;
+ Change c;
+
+ prop = n->property ("property");
+ assert (prop);
+ c.property = (Property) string_2_enum (prop->value(), c.property);
+
+ prop = n->property ("id");
+ assert (prop);
+ Evoral::event_id_t const id = atoi (prop->value().c_str());
+
+ prop = n->property ("old");
+ assert (prop);
+ {
+ istringstream s (prop->value ());
+ if (c.property == Time) {
+ s >> c.old_time;
+ } else if (c.property == Channel) {
+ s >> c.old_channel;
+ } else if (c.property == Program) {
+ s >> c.old_program;
+ } else if (c.property == Bank) {
+ s >> c.old_bank;
+ }
+ }
+
+ prop = n->property ("new");
+ assert (prop);
+ {
+ istringstream s (prop->value ());
+ if (c.property == Time) {
+ s >> c.new_time;
+ } else if (c.property == Channel) {
+ s >> c.new_channel;
+ } else if (c.property == Program) {
+ s >> c.new_program;
+ } else if (c.property == Bank) {
+ s >> c.new_bank;
+ }
+ }
+
+ c.patch = _model->find_patch_change (id);
+ assert (c.patch);
+
+ return c;
+}
+
+int
+MidiModel::PatchChangeDiffCommand::set_state (const XMLNode& diff_command, int /*version*/)
+{
+ if (diff_command.name() != PATCH_CHANGE_DIFF_COMMAND_ELEMENT) {
+ return 1;
+ }
+
+ _added.clear ();
+ XMLNode* added = diff_command.child (ADDED_PATCH_CHANGES_ELEMENT);
+ if (added) {
+ XMLNodeList p = added->children ();
+ transform (p.begin(), p.end(), back_inserter (_added), boost::bind (&PatchChangeDiffCommand::unmarshal_patch_change, this, _1));
+ }
+
+ _removed.clear ();
+ XMLNode* removed = diff_command.child (REMOVED_PATCH_CHANGES_ELEMENT);
+ if (removed) {
+ XMLNodeList p = removed->children ();
+ transform (p.begin(), p.end(), back_inserter (_removed), boost::bind (&PatchChangeDiffCommand::unmarshal_patch_change, this, _1));
+ }
+
+ _changes.clear ();
+ XMLNode* changed = diff_command.child (DIFF_PATCH_CHANGES_ELEMENT);
+ if (changed) {
+ XMLNodeList p = changed->children ();
+ transform (p.begin(), p.end(), back_inserter (_changes), boost::bind (&PatchChangeDiffCommand::unmarshal_change, this, _1));
+ }
+
+ return 0;
+}
+
+XMLNode &
+MidiModel::PatchChangeDiffCommand::get_state ()
+{
+ XMLNode* diff_command = new XMLNode (PATCH_CHANGE_DIFF_COMMAND_ELEMENT);
+ diff_command->add_property("midi-source", _model->midi_source()->id().to_s());
+
+ XMLNode* added = diff_command->add_child (ADDED_PATCH_CHANGES_ELEMENT);
+ for_each (_added.begin(), _added.end(),
+ boost::bind (
+ boost::bind (&XMLNode::add_child_nocopy, added, _1),
+ boost::bind (&PatchChangeDiffCommand::marshal_patch_change, this, _1)
+ )
+ );
+
+ XMLNode* removed = diff_command->add_child (REMOVED_PATCH_CHANGES_ELEMENT);
+ for_each (_removed.begin(), _removed.end(),
+ boost::bind (
+ boost::bind (&XMLNode::add_child_nocopy, removed, _1),
+ boost::bind (&PatchChangeDiffCommand::marshal_patch_change, this, _1)
+ )
+ );
+
+ XMLNode* changes = diff_command->add_child (DIFF_PATCH_CHANGES_ELEMENT);
+ for_each (_changes.begin(), _changes.end(),
+ boost::bind (
+ boost::bind (&XMLNode::add_child_nocopy, changes, _1),
+ boost::bind (&PatchChangeDiffCommand::marshal_change, this, _1)
+ )
+ );
+
+ return *diff_command;
+}
+
+/** Write all of the model to a MidiSource (i.e. save the model).
+ * This is different from manually using read to write to a source in that
+ * note off events are written regardless of the track mode. This is so the
+ * user can switch a recorded track (with note durations from some instrument)
+ * to percussive, save, reload, then switch it back to sustained without
+ * destroying the original note durations.
+ *
+ * Similarly, control events are written without interpolation (as with the
+ * `Discrete' mode).
+ */
+bool
+MidiModel::write_to (boost::shared_ptr<MidiSource> source)
+{
+ ReadLock lock(read_lock());
+
+ const bool old_percussive = percussive();
+ set_percussive(false);
+
+ boost::shared_ptr<MidiSource> ms = _midi_source.lock ();
+ assert (ms);
+
+ source->drop_model();
+ source->mark_streaming_midi_write_started (note_mode());
+
+ for (Evoral::Sequence<TimeType>::const_iterator i = begin(0, true); i != end(); ++i) {
+ source->append_event_unlocked_beats(*i);
+ }
+
+ set_percussive(old_percussive);
+ source->mark_streaming_write_completed();
+
+ set_edited(false);
+
+ return true;
+}
+
+/** very similar to ::write_to() but writes to the model's own
+ existing midi_source, without making it call MidiSource::drop_model().
+ the caller is a MidiSource that needs to catch up with the state
+ of the model.
+*/
+bool
+MidiModel::sync_to_source ()
+{
+ ReadLock lock(read_lock());
+
+ const bool old_percussive = percussive();
+ set_percussive(false);
+
+ boost::shared_ptr<MidiSource> ms = _midi_source.lock ();
+ assert (ms);
+
+ ms->mark_streaming_midi_write_started (note_mode());
+
+ for (Evoral::Sequence<TimeType>::const_iterator i = begin(0, true); i != end(); ++i) {
+ ms->append_event_unlocked_beats(*i);
+ }
+
+ set_percussive (old_percussive);
+ ms->mark_streaming_write_completed ();
+
+ set_edited (false);
+
+ return true;
+}
+
+/** Write part or all of the model to a MidiSource (i.e. save the model).
+ * This is different from manually using read to write to a source in that
+ * note off events are written regardless of the track mode. This is so the
+ * user can switch a recorded track (with note durations from some instrument)
+ * to percussive, save, reload, then switch it back to sustained without
+ * destroying the original note durations.
+ */
+bool
+MidiModel::write_section_to (boost::shared_ptr<MidiSource> source, Evoral::MusicalTime begin_time, Evoral::MusicalTime end_time)
+{
+ ReadLock lock(read_lock());
+ MidiStateTracker mst;
+ Evoral::MusicalTime extra_note_on_time = end_time;
+
+ const bool old_percussive = percussive();
+ set_percussive(false);
+
+ boost::shared_ptr<MidiSource> ms = _midi_source.lock ();
+ assert (ms);
+
+ source->drop_model();
+ source->mark_streaming_midi_write_started (note_mode());
+
+ for (Evoral::Sequence<TimeType>::const_iterator i = begin(0, true); i != end(); ++i) {
+ const Evoral::Event<Evoral::MusicalTime>& ev (*i);
+
+ if (ev.time() >= begin_time && ev.time() < end_time) {
+
+ const Evoral::MIDIEvent<Evoral::MusicalTime>* mev =
+ static_cast<const Evoral::MIDIEvent<Evoral::MusicalTime>* > (&ev);
+
+ if (!mev) {
+ continue;
+ }
+
+
+ if (mev->is_note_off()) {
+
+ if (!mst.active (mev->note(), mev->channel())) {
+
+ /* add a note-on at the start of the range we're writing
+ to the file. velocity is just an arbitary reasonable value.
+ */
+
+ Evoral::MIDIEvent<Evoral::MusicalTime> on (mev->event_type(), extra_note_on_time, 3, 0, true);
+ on.set_type (mev->type());
+ on.set_note (mev->note());
+ on.set_channel (mev->channel());
+ on.set_velocity (mev->velocity());
+
+ cerr << "Add note on for odd note off, note = " << (int) on.note() << endl;
+ source->append_event_unlocked_beats (on);
+ mst.add (on.note(), on.channel());
+ mst.dump (cerr);
+ extra_note_on_time += 1.0/128.0;
+ }
+
+ cerr << "MIDI Note off (note = " << (int) mev->note() << endl;
+ source->append_event_unlocked_beats (*i);
+ mst.remove (mev->note(), mev->channel());
+ mst.dump (cerr);
+
+ } else if (mev->is_note_on()) {
+ cerr << "MIDI Note on (note = " << (int) mev->note() << endl;
+ mst.add (mev->note(), mev->channel());
+ source->append_event_unlocked_beats(*i);
+ mst.dump (cerr);
+ } else {
+ cerr << "MIDI other event type\n";
+ source->append_event_unlocked_beats(*i);
+ }
+ }
+ }
+
+ mst.resolve_notes (*source, end_time);
+
+ set_percussive(old_percussive);
+ source->mark_streaming_write_completed();
+
+ set_edited(false);
+
+ return true;
+}
+
+XMLNode&
+MidiModel::get_state()
+{
+ XMLNode *node = new XMLNode("MidiModel");
+ return *node;
+}
+
+Evoral::Sequence<MidiModel::TimeType>::NotePtr
+MidiModel::find_note (NotePtr other)
+{
+ Notes::iterator l = notes().lower_bound(other);
+
+ if (l != notes().end()) {
+ for (; (*l)->time() == other->time(); ++l) {
+ /* NB: compare note contents, not note pointers.
+ If "other" was a ptr to a note already in
+ the model, we wouldn't be looking for it,
+ would we now?
+ */
+ if (**l == *other) {
+ return *l;
+ }
+ }
+ }
+
+ return NotePtr();
+}
+
+Evoral::Sequence<MidiModel::TimeType>::NotePtr
+MidiModel::find_note (gint note_id)
+{
+ /* used only for looking up notes when reloading history from disk,
+ so we don't care about performance *too* much.
+ */
+
+ for (Notes::iterator l = notes().begin(); l != notes().end(); ++l) {
+ if ((*l)->id() == note_id) {
+ return *l;
+ }
+ }
+
+ return NotePtr();
+}
+
+MidiModel::PatchChangePtr
+MidiModel::find_patch_change (Evoral::event_id_t id)
+{
+ for (PatchChanges::iterator i = patch_changes().begin(); i != patch_changes().end(); ++i) {
+ if ((*i)->id() == id) {
+ return *i;
+ }
+ }
+
+ return PatchChangePtr ();
+}
+
+boost::shared_ptr<Evoral::Event<MidiModel::TimeType> >
+MidiModel::find_sysex (gint sysex_id)
+{
+ /* used only for looking up notes when reloading history from disk,
+ so we don't care about performance *too* much.
+ */
+
+ for (SysExes::iterator l = sysexes().begin(); l != sysexes().end(); ++l) {
+ if ((*l)->id() == sysex_id) {
+ return *l;
+ }
+ }
+
+ return boost::shared_ptr<Evoral::Event<TimeType> > ();
+}
+
+/** Lock and invalidate the source.
+ * This should be used by commands and editing things
+ */
+MidiModel::WriteLock
+MidiModel::edit_lock()
+{
+ boost::shared_ptr<MidiSource> ms = _midi_source.lock ();
+ assert (ms);
+
+ Glib::Mutex::Lock* source_lock = new Glib::Mutex::Lock (ms->mutex());
+ ms->invalidate(); // Release cached iterator's read lock on model
+ return WriteLock(new WriteLockImpl(source_lock, _lock, _control_lock));
+}
+
+/** Lock just the model, the source lock must already be held.
+ * This should only be called from libardour/evoral places
+ */
+MidiModel::WriteLock
+MidiModel::write_lock()
+{
+ boost::shared_ptr<MidiSource> ms = _midi_source.lock ();
+ assert (ms);
+
+ assert (!ms->mutex().trylock ());
+ return WriteLock(new WriteLockImpl(NULL, _lock, _control_lock));
+}
+
+int
+MidiModel::resolve_overlaps_unlocked (const NotePtr note, void* arg)
+{
+ using namespace Evoral;
+
+ if (_writing || insert_merge_policy() == InsertMergeRelax) {
+ return 0;
+ }
+
+ NoteDiffCommand* cmd = static_cast<NoteDiffCommand*>(arg);
+
+ TimeType sa = note->time();
+ TimeType ea = note->end_time();
+
+ const Pitches& p (pitches (note->channel()));
+ NotePtr search_note(new Note<TimeType>(0, 0, 0, note->note()));
+ set<NotePtr> to_be_deleted;
+ bool set_note_length = false;
+ bool set_note_time = false;
+ TimeType note_time = note->time();
+ TimeType note_length = note->length();
+
+ DEBUG_TRACE (DEBUG::Sequence, string_compose ("%1 checking overlaps for note %2 @ %3\n", this, (int)note->note(), note->time()));
+
+ for (Pitches::const_iterator i = p.lower_bound (search_note);
+ i != p.end() && (*i)->note() == note->note(); ++i) {
+
+ TimeType sb = (*i)->time();
+ TimeType eb = (*i)->end_time();
+ OverlapType overlap = OverlapNone;
+
+ if ((sb > sa) && (eb <= ea)) {
+ overlap = OverlapInternal;
+ } else if ((eb >= sa) && (eb <= ea)) {
+ overlap = OverlapStart;
+ } else if ((sb > sa) && (sb <= ea)) {
+ overlap = OverlapEnd;
+ } else if ((sa >= sb) && (sa <= eb) && (ea <= eb)) {
+ overlap = OverlapExternal;
+ } else {
+ /* no overlap */
+ continue;
+ }
+
+ DEBUG_TRACE (DEBUG::Sequence, string_compose (
+ "\toverlap is %1 for (%2,%3) vs (%4,%5)\n",
+ enum_2_string(overlap), sa, ea, sb, eb));
+
+ if (insert_merge_policy() == InsertMergeReject) {
+ DEBUG_TRACE (DEBUG::Sequence, string_compose ("%1 just reject\n", this));
+ return -1;
+ }
+
+ switch (overlap) {
+ case OverlapStart:
+ cerr << "OverlapStart\n";
+ /* existing note covers start of new note */
+ switch (insert_merge_policy()) {
+ case InsertMergeReplace:
+ to_be_deleted.insert (*i);
+ break;
+ case InsertMergeTruncateExisting:
+ if (cmd) {
+ cmd->change (*i, NoteDiffCommand::Length, (note->time() - (*i)->time()));
+ }
+ (*i)->set_length (note->time() - (*i)->time());
+ break;
+ case InsertMergeTruncateAddition:
+ set_note_time = true;
+ set_note_length = true;
+ note_time = (*i)->time() + (*i)->length();
+ note_length = min (note_length, (*i)->length() - ((*i)->end_time() - note->time()));
+ break;
+ case InsertMergeExtend:
+ if (cmd) {
+ cmd->change ((*i), NoteDiffCommand::Length, note->end_time() - (*i)->time());
+ }
+ (*i)->set_length (note->end_time() - (*i)->time());
+ return -1; /* do not add the new note */
+ break;
+ default:
+ /*NOTREACHED*/
+ /* stupid gcc */
+ break;
+ }
+ break;
+
+ case OverlapEnd:
+ cerr << "OverlapEnd\n";
+ /* existing note covers end of new note */
+ switch (insert_merge_policy()) {
+ case InsertMergeReplace:
+ to_be_deleted.insert (*i);
+ break;
+
+ case InsertMergeTruncateExisting:
+ /* resetting the start time of the existing note
+ is a problem because of time ordering.
+ */
+ break;
+
+ case InsertMergeTruncateAddition:
+ set_note_length = true;
+ note_length = min (note_length, ((*i)->time() - note->time()));
+ break;
+
+ case InsertMergeExtend:
+ /* we can't reset the time of the existing note because
+ that will corrupt time ordering. So remove the
+ existing note and change the position/length
+ of the new note (which has not been added yet)
+ */
+ to_be_deleted.insert (*i);
+ set_note_length = true;
+ note_length = min (note_length, (*i)->end_time() - note->time());
+ break;
+ default:
+ /*NOTREACHED*/
+ /* stupid gcc */
+ break;
+ }
+ break;
+
+ case OverlapExternal:
+ cerr << "OverlapExt\n";
+ /* existing note overlaps all the new note */
+ switch (insert_merge_policy()) {
+ case InsertMergeReplace:
+ to_be_deleted.insert (*i);
+ break;
+ case InsertMergeTruncateExisting:
+ case InsertMergeTruncateAddition:
+ case InsertMergeExtend:
+ /* cannot add in this case */
+ return -1;
+ default:
+ /*NOTREACHED*/
+ /* stupid gcc */
+ break;
+ }
+ break;
+
+ case OverlapInternal:
+ cerr << "OverlapInt\n";
+ /* new note fully overlaps an existing note */
+ switch (insert_merge_policy()) {
+ case InsertMergeReplace:
+ case InsertMergeTruncateExisting:
+ case InsertMergeTruncateAddition:
+ case InsertMergeExtend:
+ /* delete the existing note, the new one will cover it */
+ to_be_deleted.insert (*i);
+ break;
+ default:
+ /*NOTREACHED*/
+ /* stupid gcc */
+ break;
+ }
+ break;
+
+ default:
+ /*NOTREACHED*/
+ /* stupid gcc */
+ break;
+ }
+ }
+
+ for (set<NotePtr>::iterator i = to_be_deleted.begin(); i != to_be_deleted.end(); ++i) {
+ remove_note_unlocked (*i);
+
+ if (cmd) {
+ cmd->side_effect_remove (*i);
+ }
+ }
+
+ if (set_note_time) {
+ if (cmd) {
+ cmd->change (note, NoteDiffCommand::StartTime, note_time);
+ }
+ note->set_time (note_time);
+ }
+
+ if (set_note_length) {
+ if (cmd) {
+ cmd->change (note, NoteDiffCommand::Length, note_length);
+ }
+ note->set_length (note_length);
+ }
+
+ return 0;
+}
+
+InsertMergePolicy
+MidiModel::insert_merge_policy () const
+{
+ /* XXX ultimately this should be a per-track or even per-model policy */
+ boost::shared_ptr<MidiSource> ms = _midi_source.lock ();
+ assert (ms);
+
+ return ms->session().config.get_insert_merge_policy ();
+}
+
+void
+MidiModel::set_midi_source (boost::shared_ptr<MidiSource> s)
+{
+ boost::shared_ptr<MidiSource> old = _midi_source.lock ();
+
+ if (old) {
+ old->invalidate ();
+ }
+
+ _midi_source_connections.drop_connections ();
+
+ _midi_source = s;
+
+ s->InterpolationChanged.connect_same_thread (
+ _midi_source_connections, boost::bind (&MidiModel::source_interpolation_changed, this, _1, _2)
+ );
+
+ s->AutomationStateChanged.connect_same_thread (
+ _midi_source_connections, boost::bind (&MidiModel::source_automation_state_changed, this, _1, _2)
+ );
+}
+
+/** The source has signalled that the interpolation style for a parameter has changed. In order to
+ * keep MidiSource and ControlList interpolation state the same, we pass this change onto the
+ * appropriate ControlList.
+ *
+ * The idea is that MidiSource and the MidiModel's ControlList states are kept in sync, and one
+ * or the other is listened to by the GUI.
+ */
+void
+MidiModel::source_interpolation_changed (Evoral::Parameter p, Evoral::ControlList::InterpolationStyle s)
+{
+ Glib::Mutex::Lock lm (_control_lock);
+ control(p)->list()->set_interpolation (s);
+}
+
+/** A ControlList has signalled that its interpolation style has changed. Again, in order to keep
+ * MidiSource and ControlList interpolation state in sync, we pass this change onto our MidiSource.
+ */
+void
+MidiModel::control_list_interpolation_changed (Evoral::Parameter p, Evoral::ControlList::InterpolationStyle s)
+{
+ boost::shared_ptr<MidiSource> ms = _midi_source.lock ();
+ assert (ms);
+
+ ms->set_interpolation_of (p, s);
+}
+
+void
+MidiModel::source_automation_state_changed (Evoral::Parameter p, AutoState s)
+{
+ Glib::Mutex::Lock lm (_control_lock);
+ boost::shared_ptr<AutomationList> al = boost::dynamic_pointer_cast<AutomationList> (control(p)->list ());
+ al->set_automation_state (s);
+}
+
+void
+MidiModel::automation_list_automation_state_changed (Evoral::Parameter p, AutoState s)
+{
+ boost::shared_ptr<MidiSource> ms = _midi_source.lock ();
+ assert (ms);
+ ms->set_automation_state_of (p, s);
+}
+
+boost::shared_ptr<Evoral::Control>
+MidiModel::control_factory (Evoral::Parameter const & p)
+{
+ boost::shared_ptr<Evoral::Control> c = Automatable::control_factory (p);
+
+ /* Set up newly created control's lists to the appropriate interpolation and
+ automation state from our source.
+ */
+
+ boost::shared_ptr<MidiSource> ms = _midi_source.lock ();
+ assert (ms);
+
+ c->list()->set_interpolation (ms->interpolation_of (p));
+
+ boost::shared_ptr<AutomationList> al = boost::dynamic_pointer_cast<AutomationList> (c->list ());
+ assert (al);
+
+ al->set_automation_state (ms->automation_state_of (p));
+
+ return c;
+}
+
+boost::shared_ptr<const MidiSource>
+MidiModel::midi_source ()
+{
+ return _midi_source.lock ();
+}
+
+/** Moves notes, controllers and sys-ex to insert silence at the start of the model.
+ * Adds commands to the session's current undo stack to reflect the movements.
+ */
+void
+MidiModel::insert_silence_at_start (TimeType t)
+{
+ boost::shared_ptr<MidiSource> s = _midi_source.lock ();
+ assert (s);
+
+ /* Notes */
+
+ if (!notes().empty ()) {
+ NoteDiffCommand* c = new_note_diff_command ("insert silence");
+
+ for (Notes::const_iterator i = notes().begin(); i != notes().end(); ++i) {
+ c->change (*i, NoteDiffCommand::StartTime, (*i)->time() + t);
+ }
+
+ apply_command_as_subcommand (s->session(), c);
+ }
+
+ /* Controllers */
+
+ for (Controls::iterator i = controls().begin(); i != controls().end(); ++i) {
+ boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl> (i->second);
+ XMLNode& before = ac->alist()->get_state ();
+ i->second->list()->shift (0, t);
+ XMLNode& after = ac->alist()->get_state ();
+ s->session().add_command (new MementoCommand<AutomationList> (new MidiAutomationListBinder (s, i->first), &before, &after));
+ }
+
+ /* Sys-ex */
+
+ if (!sysexes().empty()) {
+ SysExDiffCommand* c = new_sysex_diff_command ("insert silence");
+
+ for (SysExes::iterator i = sysexes().begin(); i != sysexes().end(); ++i) {
+ c->change (*i, (*i)->time() + t);
+ }
+
+ apply_command_as_subcommand (s->session(), c);
+ }
+}
+
+/** Transpose notes in a time range by a given number of semitones. Notes
+ * will be clamped at 0 and 127 if the transposition would make them exceed
+ * that range.
+ *
+ * @param from Start time.
+ * @param end End time.
+ * @param semitones Number of semitones to transpose by (+ve is higher, -ve is lower).
+ */
+void
+MidiModel::transpose (TimeType from, TimeType to, int semitones)
+{
+ boost::shared_ptr<const MidiSource> s = midi_source ();
+
+ NoteDiffCommand* c = new_note_diff_command (_("transpose"));
+
+ for (Notes::iterator i = notes().begin(); i != notes().end(); ++i) {
+
+ if ((*i)->time() >= to) {
+
+ /* finished */
+ break;
+
+ } else if ((*i)->time() >= from) {
+
+ int new_note = (*i)->note() + semitones;
+
+ if (new_note < 0) {
+ new_note = 0;
+ } else if (new_note > 127) {
+ new_note = 127;
+ }
+
+ c->change (*i, NoteDiffCommand::NoteNumber, (uint8_t) new_note);
+
+ }
+ }
+
+ apply_command (s->session (), c);
+}