- void
- MidiModel::DiffCommand::change(const NotePtr note, Property prop,
- uint8_t new_value)
- {
- NoteChange change;
-
- switch (prop) {
- case NoteNumber:
- if (new_value == note->note()) {
- return;
- }
- change.old_value = note->note();
- break;
- case Velocity:
- if (new_value == note->velocity()) {
- return;
- }
- change.old_value = note->velocity();
- break;
- case Channel:
- if (new_value == note->channel()) {
- return;
- }
- change.old_value = note->channel();
- break;
-
-
- case StartTime:
- fatal << "MidiModel::DiffCommand::change() with integer argument called for start time" << endmsg;
- /*NOTREACHED*/
- break;
- case Length:
- fatal << "MidiModel::DiffCommand::change() with integer argument called for length" << endmsg;
- /*NOTREACHED*/
- break;
- }
-
- change.note = note;
- change.property = prop;
- change.new_value = new_value;
-
- _changes.push_back (change);
- }
-
- void
- MidiModel::DiffCommand::change(const NotePtr note, Property prop,
- TimeType new_time)
- {
- NoteChange change;
-
- switch (prop) {
- case NoteNumber:
- case Channel:
- case Velocity:
- fatal << "MidiModel::DiffCommand::change() with time argument called for note, channel or velocity" << endmsg;
- break;
-
- case StartTime:
- if (Evoral::musical_time_equal (note->time(), new_time)) {
- return;
- }
- change.old_time = note->time();
- break;
- case Length:
- if (Evoral::musical_time_equal (note->length(), new_time)) {
- return;
- }
- change.old_time = note->length();
- break;
- }
-
- change.note = note;
- change.property = prop;
- change.new_time = new_time;
-
- _changes.push_back (change);
- }
-
- MidiModel::DiffCommand&
- MidiModel::DiffCommand::operator+= (const DiffCommand& other)
- {
- if (this == &other) {
- return *this;
- }
-
- if (_model != other._model) {
- return *this;
- }
-
- _added_notes.insert (_added_notes.end(), other._added_notes.begin(), other._added_notes.end());
- _removed_notes.insert (_removed_notes.end(), other._removed_notes.begin(), other._removed_notes.end());
- side_effect_removals.insert (other.side_effect_removals.begin(), other.side_effect_removals.end());
- _changes.insert (_changes.end(), other._changes.begin(), other._changes.end());
-
- return *this;
- }
-
- void
- MidiModel::DiffCommand::operator()()
- {
- {
- MidiModel::WriteLock lock(_model->edit_lock());
-
- for (NoteList::iterator i = _added_notes.begin(); i != _added_notes.end(); ++i) {
- if (!_model->add_note_unlocked(*i)) {
- /* failed to add it, so don't leave it in the removed list, to
- avoid apparent errors on undo.
- */
- _removed_notes.remove (*i);
- }
- }
-
- for (NoteList::iterator i = _removed_notes.begin(); i != _removed_notes.end(); ++i) {
- _model->remove_note_unlocked(*i);
- }
-
- /* notes we modify in a way that requires remove-then-add to maintain ordering */
- set<NotePtr> temporary_removals;
-
- for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
- Property prop = i->property;
- switch (prop) {
- case NoteNumber:
- if (temporary_removals.find (i->note) == temporary_removals.end()) {
- _model->remove_note_unlocked (i->note);
- temporary_removals.insert (i->note);
- }
- i->note->set_note (i->new_value);
- break;
-
- case StartTime:
- if (temporary_removals.find (i->note) == temporary_removals.end()) {
- _model->remove_note_unlocked (i->note);
- temporary_removals.insert (i->note);
-
- }
- i->note->set_time (i->new_time);
- break;
-
- case Channel:
- if (temporary_removals.find (i->note) == temporary_removals.end()) {
- _model->remove_note_unlocked (i->note);
- temporary_removals.insert (i->note);
- }
- i->note->set_channel (i->new_value);
- break;
-
- /* no remove-then-add required for these properties, since we do not index them
- */
-
- case Velocity:
- i->note->set_velocity (i->new_value);
- break;
-
- case Length:
- i->note->set_length (i->new_time);
- break;
-
- }
- }
-
-
- for (set<NotePtr>::iterator i = temporary_removals.begin(); i != temporary_removals.end(); ++i) {
- DiffCommand side_effects (model(), "side effects");
- _model->add_note_unlocked (*i, &side_effects);
- *this += side_effects;
- }
-
- if (!side_effect_removals.empty()) {
- cerr << "SER: \n";
- for (set<NotePtr>::iterator i = side_effect_removals.begin(); i != side_effect_removals.end(); ++i) {
- cerr << "\t" << *i << ' ' << **i << endl;
- }
- }
- }
-
- _model->ContentsChanged(); /* EMIT SIGNAL */
- }
-
- void
- MidiModel::DiffCommand::undo()
- {
- {
- MidiModel::WriteLock lock(_model->edit_lock());
-
- for (NoteList::iterator i = _added_notes.begin(); i != _added_notes.end(); ++i) {
- _model->remove_note_unlocked(*i);
- }
-
- for (NoteList::iterator i = _removed_notes.begin(); i != _removed_notes.end(); ++i) {
- _model->add_note_unlocked(*i);
- }
-
- /* notes we modify in a way that requires remove-then-add to maintain ordering */
- set<NotePtr> temporary_removals;
-
- for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
- Property prop = i->property;
- switch (prop) {
- case NoteNumber:
- if (temporary_removals.find (i->note) == temporary_removals.end()) {
- _model->remove_note_unlocked (i->note);
- temporary_removals.insert (i->note);
- }
- i->note->set_note (i->old_value);
- break;
- case Velocity:
- i->note->set_velocity (i->old_value);
- break;
- case StartTime:
- if (temporary_removals.find (i->note) == temporary_removals.end()) {
- _model->remove_note_unlocked (i->note);
- temporary_removals.insert (i->note);
- }
- i->note->set_time (i->old_time);
- break;
- case Length:
- i->note->set_length (i->old_time);
- break;
- case Channel:
- if (temporary_removals.find (i->note) == temporary_removals.end()) {
- _model->remove_note_unlocked (i->note);
- temporary_removals.insert (i->note);
- }
- i->note->set_channel (i->old_value);
- break;
- }
- }
-
- for (set<NotePtr>::iterator i = temporary_removals.begin(); i != temporary_removals.end(); ++i) {
- _model->add_note_unlocked (*i);
- }
-
- /* finally add back notes that were removed by the "do". we don't care
- about side effects here since the model should be back to its original
- state once this is done.
- */
-
- cerr << "This undo has " << side_effect_removals.size() << " SER's to be re-added\n";
- for (set<NotePtr>::iterator i = side_effect_removals.begin(); i != side_effect_removals.end(); ++i) {
- _model->add_note_unlocked (*i);
- }
- }
-
- _model->ContentsChanged(); /* EMIT SIGNAL */
- }
-
- XMLNode&
- MidiModel::DiffCommand::marshal_note(const NotePtr note)
- {
- XMLNode* xml_note = new XMLNode("note");
-
- cerr << "Marshalling note: " << *note << endl;
-
- ostringstream note_str(ios::ate);
- note_str << int(note->note());
- xml_note->add_property("note", note_str.str());
-
- ostringstream channel_str(ios::ate);
- channel_str << int(note->channel());
- xml_note->add_property("channel", channel_str.str());
-
- ostringstream time_str(ios::ate);
- time_str << note->time();
- xml_note->add_property("time", time_str.str());
-
- ostringstream length_str(ios::ate);
- length_str << note->length();
- xml_note->add_property("length", length_str.str());
-
- ostringstream velocity_str(ios::ate);
- velocity_str << (unsigned int) note->velocity();
- xml_note->add_property("velocity", velocity_str.str());
-
- return *xml_note;
- }
-
- Evoral::Sequence<MidiModel::TimeType>::NotePtr
- MidiModel::DiffCommand::unmarshal_note(XMLNode *xml_note)
- {
- unsigned int note;
- XMLProperty* prop;
- unsigned int channel;
- unsigned int time;
- unsigned int length;
- unsigned int velocity;
-
- if ((prop = xml_note->property("note")) != 0) {
- istringstream note_str(prop->value());
- note_str >> note;
- } else {
- warning << "note information missing note value" << endmsg;
- note = 127;
- }
-
- if ((prop = xml_note->property("channel")) != 0) {
- istringstream channel_str(prop->value());
- channel_str >> channel;
- } else {
- warning << "note information missing channel" << endmsg;
- channel = 0;
- }
-
- if ((prop = xml_note->property("time")) != 0) {
- istringstream time_str(prop->value());
- time_str >> time;
- } else {
- warning << "note information missing time" << endmsg;
- time = 0;
- }
-
- if ((prop = xml_note->property("length")) != 0) {
- istringstream length_str(prop->value());
- length_str >> length;
- } else {
- warning << "note information missing length" << endmsg;
- length = 1;
- }
-
- if ((prop = xml_note->property("velocity")) != 0) {
- istringstream velocity_str(prop->value());
- velocity_str >> velocity;
- } else {
- warning << "note information missing velocity" << endmsg;
- velocity = 127;
- }
-
- NotePtr note_ptr(new Evoral::Note<TimeType>(channel, time, length, note, velocity));
-
- return note_ptr;
- }
-
- XMLNode&
- MidiModel::DiffCommand::marshal_change(const NoteChange& change)
- {
- XMLNode* xml_change = new XMLNode("change");
-
- /* first, the change itself */
-
- xml_change->add_property ("property", enum_2_string (change.property));
-
- {
- ostringstream old_value_str (ios::ate);
- if (change.property == StartTime || change.property == Length) {
- old_value_str << change.old_time;
- } else {
- old_value_str << (unsigned int) change.old_value;
- }
- xml_change->add_property ("old", old_value_str.str());
- }
-
- {
- ostringstream new_value_str (ios::ate);
- if (change.property == StartTime || change.property == Length) {
- new_value_str << change.new_time;
- } else {
- new_value_str << (unsigned int) change.new_value;
- }
- xml_change->add_property ("new", new_value_str.str());
- }
-
- /* now the rest of the note */
-
- const SMFSource* smf = dynamic_cast<const SMFSource*> (_model->midi_source());
-
- if (change.property != NoteNumber) {
- ostringstream note_str;
- note_str << int(change.note->note());
- xml_change->add_property("note", note_str.str());
- }
-
- if (change.property != Channel) {
- ostringstream channel_str;
- channel_str << int(change.note->channel());
- xml_change->add_property("channel", channel_str.str());
- }
-
- if (change.property != StartTime) {
- ostringstream time_str;
- if (smf) {
- time_str << smf->round_to_file_precision (change.note->time());
- } else {
- time_str << change.note->time();
- }
- xml_change->add_property("time", time_str.str());
- }
-
- if (change.property != Length) {
- ostringstream length_str;
- if (smf) {
- length_str << smf->round_to_file_precision (change.note->length());
- } else {
- length_str << change.note->length();
- }
- xml_change->add_property ("length", length_str.str());
- }
-
- if (change.property != Velocity) {
- ostringstream velocity_str;
- velocity_str << int (change.note->velocity());
- xml_change->add_property("velocity", velocity_str.str());
- }
-
- /* and now notes that were remove as a side-effect */
-
- return *xml_change;
- }
-
- MidiModel::DiffCommand::NoteChange
- MidiModel::DiffCommand::unmarshal_change(XMLNode *xml_change)
- {
- XMLProperty* prop;
- NoteChange change;
- unsigned int note;
- unsigned int channel;
- unsigned int velocity;
- Evoral::MusicalTime time;
- Evoral::MusicalTime length;
-
- if ((prop = xml_change->property("property")) != 0) {
- change.property = (Property) string_2_enum (prop->value(), change.property);
- } else {
- fatal << "!!!" << endmsg;
- /*NOTREACHED*/
- }
-
- if ((prop = xml_change->property ("old")) != 0) {
- istringstream old_str (prop->value());
- if (change.property == StartTime || change.property == Length) {
- old_str >> change.old_time;
- } else {
- int integer_value_so_that_istream_does_the_right_thing;
- old_str >> integer_value_so_that_istream_does_the_right_thing;
- change.old_value = integer_value_so_that_istream_does_the_right_thing;
- }
- } else {
- fatal << "!!!" << endmsg;
- /*NOTREACHED*/
- }
-
- if ((prop = xml_change->property ("new")) != 0) {
- istringstream new_str (prop->value());
- if (change.property == StartTime || change.property == Length) {
- new_str >> change.new_time;
- } else {
- int integer_value_so_that_istream_does_the_right_thing;
- new_str >> integer_value_so_that_istream_does_the_right_thing;
- change.new_value = integer_value_so_that_istream_does_the_right_thing;
- }
- } else {
- fatal << "!!!" << endmsg;
- /*NOTREACHED*/
- }
-
- if (change.property != NoteNumber) {
- if ((prop = xml_change->property("note")) != 0) {
- istringstream note_str(prop->value());
- note_str >> note;
- } else {
- warning << "note information missing note value" << endmsg;
- note = 127;
- }
- } else {
- note = change.new_value;
- }
-
- if (change.property != Channel) {
- if ((prop = xml_change->property("channel")) != 0) {
- istringstream channel_str(prop->value());
- channel_str >> channel;
- } else {
- warning << "note information missing channel" << endmsg;
- channel = 0;
- }
- } else {
- channel = change.new_value;
- }
-
- if (change.property != StartTime) {
- if ((prop = xml_change->property("time")) != 0) {
- istringstream time_str(prop->value());
- time_str >> time;
- } else {
- warning << "note information missing time" << endmsg;
- time = 0;
- }
- } else {
- time = change.new_time;
- }
-
- if (change.property != Length) {
- if ((prop = xml_change->property("length")) != 0) {
- istringstream length_str(prop->value());
- length_str >> length;
- } else {
- warning << "note information missing length" << endmsg;
- length = 1;
- }
- } else {
- length = change.new_time;
- }
-
- if (change.property != Velocity) {
- if ((prop = xml_change->property("velocity")) != 0) {
- istringstream velocity_str(prop->value());
- velocity_str >> velocity;
- } else {
- warning << "note information missing velocity" << endmsg;
- velocity = 127;
- }
- } else {
- velocity = change.new_value;
- }
-
- /* we must point at the instance of the note that is actually in the model.
- so go look for it ...
- */
-
- NotePtr new_note (new Evoral::Note<TimeType> (channel, time, length, note, velocity));
-
- change.note = _model->find_note (new_note);
-
- if (!change.note) {
- warning << "MIDI note " << *new_note << " not found in model - programmers should investigate this" << endmsg;
- /* use the actual new note */
- change.note = new_note;
- }
-
- return change;
- }
-
- int
- MidiModel::DiffCommand::set_state(const XMLNode& diff_command, int /*version*/)
- {
- if (diff_command.name() != string(DIFF_COMMAND_ELEMENT)) {
- return 1;
- }
-
- /* additions */
-
- _added_notes.clear();
- XMLNode* added_notes = diff_command.child(ADDED_NOTES_ELEMENT);
- if (added_notes) {
- XMLNodeList notes = added_notes->children();
- transform(notes.begin(), notes.end(), back_inserter(_added_notes),
- boost::bind (&DiffCommand::unmarshal_note, this, _1));
- }
-
-
- /* removals */
-
- _removed_notes.clear();
- XMLNode* removed_notes = diff_command.child(REMOVED_NOTES_ELEMENT);
- if (removed_notes) {
- XMLNodeList notes = removed_notes->children();
- transform(notes.begin(), notes.end(), back_inserter(_removed_notes),
- boost::bind (&DiffCommand::unmarshal_note, this, _1));
- }
-
-
- /* changes */
-
- _changes.clear();
-
- XMLNode* changed_notes = diff_command.child(DIFF_NOTES_ELEMENT);
-
- if (changed_notes) {
- XMLNodeList notes = changed_notes->children();
- transform (notes.begin(), notes.end(), back_inserter(_changes),
- boost::bind (&DiffCommand::unmarshal_change, this, _1));
-
- }
-
- /* side effect removals caused by changes */
-
- side_effect_removals.clear();
-
- XMLNode* side_effect_notes = diff_command.child(SIDE_EFFECT_REMOVALS_ELEMENT);
-
- if (side_effect_notes) {
- XMLNodeList notes = side_effect_notes->children();
- cerr << "Reconstruct DiffCommand with " << notes.size() << " SER's\n";
- for (XMLNodeList::iterator n = notes.begin(); n != notes.end(); ++n) {
- side_effect_removals.insert (unmarshal_note (*n));
- }
- }
-
- return 0;
- }
-
- XMLNode&
- MidiModel::DiffCommand::get_state ()
- {
- XMLNode* diff_command = new XMLNode(DIFF_COMMAND_ELEMENT);
- diff_command->add_property("midi-source", _model->midi_source()->id().to_s());
-
- XMLNode* changes = diff_command->add_child(DIFF_NOTES_ELEMENT);
- for_each(_changes.begin(), _changes.end(),
- boost::bind (
- boost::bind (&XMLNode::add_child_nocopy, changes, _1),
- boost::bind (&DiffCommand::marshal_change, this, _1)));
-
- XMLNode* added_notes = diff_command->add_child(ADDED_NOTES_ELEMENT);
- for_each(_added_notes.begin(), _added_notes.end(),
- boost::bind(
- boost::bind (&XMLNode::add_child_nocopy, added_notes, _1),
- boost::bind (&DiffCommand::marshal_note, this, _1)));
-
- XMLNode* removed_notes = diff_command->add_child(REMOVED_NOTES_ELEMENT);
- for_each(_removed_notes.begin(), _removed_notes.end(),
- boost::bind (
- boost::bind (&XMLNode::add_child_nocopy, removed_notes, _1),
- boost::bind (&DiffCommand::marshal_note, this, _1)));
+void
+MidiModel::NoteDiffCommand::change (const NotePtr note, Property prop,
+ uint8_t new_value)
+{
+ assert (note);
+
+ NoteChange change;
+
+ switch (prop) {
+ case NoteNumber:
+ if (new_value == note->note()) {
+ return;
+ }
+ change.old_value = note->note();
+ break;
+ case Velocity:
+ if (new_value == note->velocity()) {
+ return;
+ }
+ change.old_value = note->velocity();
+ break;
+ case Channel:
+ if (new_value == note->channel()) {
+ return;
+ }
+ change.old_value = note->channel();
+ break;
+
+
+ case StartTime:
+ fatal << "MidiModel::DiffCommand::change() with integer argument called for start time" << endmsg;
+ /*NOTREACHED*/
+ break;
+ case Length:
+ fatal << "MidiModel::DiffCommand::change() with integer argument called for length" << endmsg;
+ /*NOTREACHED*/
+ break;
+ }
+
+ change.note = note;
+ change.property = prop;
+ change.new_value = new_value;
+
+ _changes.push_back (change);
+}
+
+void
+MidiModel::NoteDiffCommand::change (const NotePtr note, Property prop,
+ TimeType new_time)
+{
+ assert (note);
+
+ NoteChange change;
+
+ switch (prop) {
+ case NoteNumber:
+ case Channel:
+ case Velocity:
+ fatal << "MidiModel::NoteDiffCommand::change() with time argument called for note, channel or velocity" << endmsg;
+ break;
+
+ case StartTime:
+ if (Evoral::musical_time_equal (note->time(), new_time)) {
+ return;
+ }
+ change.old_time = note->time();
+ break;
+ case Length:
+ if (Evoral::musical_time_equal (note->length(), new_time)) {
+ return;
+ }
+ change.old_time = note->length();
+ break;
+ }
+
+ change.note = note;
+ change.property = prop;
+ change.new_time = new_time;
+
+ _changes.push_back (change);
+}
+
+MidiModel::NoteDiffCommand &
+MidiModel::NoteDiffCommand::operator+= (const NoteDiffCommand& other)
+{
+ if (this == &other) {
+ return *this;
+ }
+
+ if (_model != other._model) {
+ return *this;
+ }
+
+ _added_notes.insert (_added_notes.end(), other._added_notes.begin(), other._added_notes.end());
+ _removed_notes.insert (_removed_notes.end(), other._removed_notes.begin(), other._removed_notes.end());
+ side_effect_removals.insert (other.side_effect_removals.begin(), other.side_effect_removals.end());
+ _changes.insert (_changes.end(), other._changes.begin(), other._changes.end());
+
+ return *this;
+}
+
+void
+MidiModel::NoteDiffCommand::operator() ()
+{
+ {
+ MidiModel::WriteLock lock(_model->edit_lock());
+
+ for (NoteList::iterator i = _added_notes.begin(); i != _added_notes.end(); ++i) {
+ if (!_model->add_note_unlocked(*i)) {
+ /* failed to add it, so don't leave it in the removed list, to
+ avoid apparent errors on undo.
+ */
+ _removed_notes.remove (*i);
+ }
+ }
+
+ for (NoteList::iterator i = _removed_notes.begin(); i != _removed_notes.end(); ++i) {
+ _model->remove_note_unlocked(*i);
+ }
+
+ /* notes we modify in a way that requires remove-then-add to maintain ordering */
+ set<NotePtr> temporary_removals;
+
+ for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
+ Property prop = i->property;
+
+ if (!i->note) {
+ /* note found during deserialization, so try
+ again now that the model state is different.
+ */
+ i->note = _model->find_note (i->note_id);
+ assert (i->note);
+ }
+
+ switch (prop) {
+ case NoteNumber:
+ if (temporary_removals.find (i->note) == temporary_removals.end()) {
+ _model->remove_note_unlocked (i->note);
+ temporary_removals.insert (i->note);
+ }
+ i->note->set_note (i->new_value);
+ break;
+
+ case StartTime:
+ if (temporary_removals.find (i->note) == temporary_removals.end()) {
+ _model->remove_note_unlocked (i->note);
+ temporary_removals.insert (i->note);
+ }
+ i->note->set_time (i->new_time);
+ break;
+
+ case Channel:
+ if (temporary_removals.find (i->note) == temporary_removals.end()) {
+ _model->remove_note_unlocked (i->note);
+ temporary_removals.insert (i->note);
+ }
+ i->note->set_channel (i->new_value);
+ break;
+
+ /* no remove-then-add required for these properties, since we do not index them
+ */
+
+ case Velocity:
+ i->note->set_velocity (i->new_value);
+ break;
+
+ case Length:
+ i->note->set_length (i->new_time);
+ break;
+
+ }
+ }
+
+ for (set<NotePtr>::iterator i = temporary_removals.begin(); i != temporary_removals.end(); ++i) {
+ NoteDiffCommand side_effects (model(), "side effects");
+ if (_model->add_note_unlocked (*i, &side_effects)) {
+ /* The note was re-added ok */
+ *this += side_effects;
+ } else {
+ /* The note that we removed earlier could not be re-added. This change record
+ must say that the note was removed. We'll keep the changes we made, though,
+ as if the note is re-added by the undo the changes must also be undone.
+ */
+ _removed_notes.push_back (*i);
+ }
+ }
+
+ if (!side_effect_removals.empty()) {
+ cerr << "SER: \n";
+ for (set<NotePtr>::iterator i = side_effect_removals.begin(); i != side_effect_removals.end(); ++i) {
+ cerr << "\t" << *i << ' ' << **i << endl;
+ }
+ }
+ }
+
+ _model->ContentsChanged(); /* EMIT SIGNAL */
+}
+
+void
+MidiModel::NoteDiffCommand::undo ()
+{
+ {
+ MidiModel::WriteLock lock(_model->edit_lock());
+
+ for (NoteList::iterator i = _added_notes.begin(); i != _added_notes.end(); ++i) {
+ _model->remove_note_unlocked(*i);
+ }
+
+ /* Apply changes first; this is important in the case of a note change which
+ resulted in the note being removed by the overlap checker. If the overlap
+ checker removes a note, it will be in _removed_notes. We are going to re-add
+ it below, but first we must undo the changes we made so that the overlap
+ checker doesn't refuse the re-add.
+ */
+
+ /* notes we modify in a way that requires remove-then-add to maintain ordering */
+ set<NotePtr> temporary_removals;
+
+
+ /* lazily discover any affected notes that were not discovered when
+ * loading the history because of deletions, etc.
+ */
+
+ for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
+ if (!i->note) {
+ i->note = _model->find_note (i->note_id);
+ assert (i->note);
+ }
+ }
+
+ for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
+ Property prop = i->property;
+
+ switch (prop) {
+ case NoteNumber:
+ if (temporary_removals.find (i->note) == temporary_removals.end() &&
+ find (_removed_notes.begin(), _removed_notes.end(), i->note) == _removed_notes.end()) {
+
+ /* We only need to mark this note for re-add if (a) we haven't
+ already marked it and (b) it isn't on the _removed_notes
+ list (which means that it has already been removed and it
+ will be re-added anyway)
+ */
+
+ _model->remove_note_unlocked (i->note);
+ temporary_removals.insert (i->note);
+ }
+ i->note->set_note (i->old_value);
+ break;
+
+ case StartTime:
+ if (temporary_removals.find (i->note) == temporary_removals.end() &&
+ find (_removed_notes.begin(), _removed_notes.end(), i->note) == _removed_notes.end()) {
+
+ /* See above ... */
+
+ _model->remove_note_unlocked (i->note);
+ temporary_removals.insert (i->note);
+ }
+ i->note->set_time (i->old_time);
+ break;
+
+ case Channel:
+ if (temporary_removals.find (i->note) == temporary_removals.end() &&
+ find (_removed_notes.begin(), _removed_notes.end(), i->note) == _removed_notes.end()) {
+
+ /* See above ... */
+
+ _model->remove_note_unlocked (i->note);
+ temporary_removals.insert (i->note);
+ }
+ i->note->set_channel (i->old_value);
+ break;
+
+ /* no remove-then-add required for these properties, since we do not index them
+ */
+
+ case Velocity:
+ i->note->set_velocity (i->old_value);
+ break;
+
+ case Length:
+ i->note->set_length (i->old_time);
+ break;
+ }
+ }
+
+ for (NoteList::iterator i = _removed_notes.begin(); i != _removed_notes.end(); ++i) {
+ _model->add_note_unlocked(*i);
+ }
+
+ for (set<NotePtr>::iterator i = temporary_removals.begin(); i != temporary_removals.end(); ++i) {
+ _model->add_note_unlocked (*i);
+ }
+
+ /* finally add back notes that were removed by the "do". we don't care
+ about side effects here since the model should be back to its original
+ state once this is done.
+ */
+
+ for (set<NotePtr>::iterator i = side_effect_removals.begin(); i != side_effect_removals.end(); ++i) {
+ _model->add_note_unlocked (*i);
+ }
+ }
+
+ _model->ContentsChanged(); /* EMIT SIGNAL */
+}
+
+XMLNode&
+MidiModel::NoteDiffCommand::marshal_note(const NotePtr note)
+{
+ XMLNode* xml_note = new XMLNode("note");
+
+ {
+ ostringstream id_str(ios::ate);
+ id_str << int(note->id());
+ xml_note->add_property("id", id_str.str());
+ }
+
+ {
+ ostringstream note_str(ios::ate);
+ note_str << int(note->note());
+ xml_note->add_property("note", note_str.str());
+ }
+
+ {
+ ostringstream channel_str(ios::ate);
+ channel_str << int(note->channel());
+ xml_note->add_property("channel", channel_str.str());
+ }
+
+ {
+ ostringstream time_str(ios::ate);
+ time_str << note->time();
+ xml_note->add_property("time", time_str.str());
+ }
+
+ {
+ ostringstream length_str(ios::ate);
+ length_str << note->length();
+ xml_note->add_property("length", length_str.str());
+ }
+
+ {
+ ostringstream velocity_str(ios::ate);
+ velocity_str << (unsigned int) note->velocity();
+ xml_note->add_property("velocity", velocity_str.str());
+ }
+
+ return *xml_note;
+}
+
+Evoral::Sequence<MidiModel::TimeType>::NotePtr
+MidiModel::NoteDiffCommand::unmarshal_note (XMLNode *xml_note)
+{
+ unsigned int note;
+ XMLProperty* prop;
+ unsigned int channel;
+ MidiModel::TimeType time;
+ MidiModel::TimeType length;
+ unsigned int velocity;
+ gint id;
+
+ if ((prop = xml_note->property("id")) != 0) {
+ istringstream id_str(prop->value());
+ id_str >> id;
+ } else {
+ error << "note information missing ID value" << endmsg;
+ id = -1;
+ }
+
+ if ((prop = xml_note->property("note")) != 0) {
+ istringstream note_str(prop->value());
+ note_str >> note;
+ } else {
+ warning << "note information missing note value" << endmsg;
+ note = 127;
+ }
+
+ if ((prop = xml_note->property("channel")) != 0) {
+ istringstream channel_str(prop->value());
+ channel_str >> channel;
+ } else {
+ warning << "note information missing channel" << endmsg;
+ channel = 0;
+ }
+
+ if ((prop = xml_note->property("time")) != 0) {
+ istringstream time_str(prop->value());
+ time_str >> time;
+ } else {
+ warning << "note information missing time" << endmsg;
+ time = 0;
+ }
+
+ if ((prop = xml_note->property("length")) != 0) {
+ istringstream length_str(prop->value());
+ length_str >> length;
+ } else {
+ warning << "note information missing length" << endmsg;
+ length = 1;
+ }
+
+ if ((prop = xml_note->property("velocity")) != 0) {
+ istringstream velocity_str(prop->value());
+ velocity_str >> velocity;
+ } else {
+ warning << "note information missing velocity" << endmsg;
+ velocity = 127;
+ }
+
+ NotePtr note_ptr(new Evoral::Note<TimeType>(channel, time, length, note, velocity));
+ note_ptr->set_id (id);
+
+ return note_ptr;
+}
+
+XMLNode&
+MidiModel::NoteDiffCommand::marshal_change (const NoteChange& change)
+{
+ XMLNode* xml_change = new XMLNode("Change");
+
+ /* first, the change itself */
+
+ xml_change->add_property ("property", enum_2_string (change.property));
+
+ {
+ ostringstream old_value_str (ios::ate);
+ if (change.property == StartTime || change.property == Length) {
+ old_value_str << change.old_time;
+ } else {
+ old_value_str << (unsigned int) change.old_value;
+ }
+ xml_change->add_property ("old", old_value_str.str());
+ }
+
+ {
+ ostringstream new_value_str (ios::ate);
+ if (change.property == StartTime || change.property == Length) {
+ new_value_str << change.new_time;
+ } else {
+ new_value_str << (unsigned int) change.new_value;
+ }
+ xml_change->add_property ("new", new_value_str.str());
+ }
+
+ ostringstream id_str;
+ id_str << change.note->id();
+ xml_change->add_property ("id", id_str.str());
+
+ return *xml_change;
+}
+
+MidiModel::NoteDiffCommand::NoteChange
+MidiModel::NoteDiffCommand::unmarshal_change (XMLNode *xml_change)
+{
+ XMLProperty* prop;
+ NoteChange change;
+
+ if ((prop = xml_change->property("property")) != 0) {
+ change.property = (Property) string_2_enum (prop->value(), change.property);
+ } else {
+ fatal << "!!!" << endmsg;
+ /*NOTREACHED*/
+ }
+
+ if ((prop = xml_change->property ("id")) == 0) {
+ error << _("No NoteID found for note property change - ignored") << endmsg;
+ return change;
+ }
+
+ gint note_id = atoi (prop->value().c_str());
+
+ if ((prop = xml_change->property ("old")) != 0) {
+ istringstream old_str (prop->value());
+ if (change.property == StartTime || change.property == Length) {
+ old_str >> change.old_time;
+ } else {
+ int integer_value_so_that_istream_does_the_right_thing;
+ old_str >> integer_value_so_that_istream_does_the_right_thing;
+ change.old_value = integer_value_so_that_istream_does_the_right_thing;
+ }
+ } else {
+ fatal << "!!!" << endmsg;
+ /*NOTREACHED*/
+ }
+
+ if ((prop = xml_change->property ("new")) != 0) {
+ istringstream new_str (prop->value());
+ if (change.property == StartTime || change.property == Length) {
+ new_str >> change.new_time;
+ } else {
+ int integer_value_so_that_istream_does_the_right_thing;
+ new_str >> integer_value_so_that_istream_does_the_right_thing;
+ change.new_value = integer_value_so_that_istream_does_the_right_thing;
+ }
+ } else {
+ fatal << "!!!" << endmsg;
+ /*NOTREACHED*/
+ }
+
+ /* we must point at the instance of the note that is actually in the model.
+ so go look for it ... it may not be there (it could have been
+ deleted in a later operation, so store the note id so that we can
+ look it up again later).
+ */
+
+ change.note = _model->find_note (note_id);
+ change.note_id = note_id;
+
+ return change;
+}
+
+int
+MidiModel::NoteDiffCommand::set_state (const XMLNode& diff_command, int /*version*/)
+{
+ if (diff_command.name() != string (NOTE_DIFF_COMMAND_ELEMENT)) {
+ return 1;
+ }
+
+ /* additions */
+
+ _added_notes.clear();
+ XMLNode* added_notes = diff_command.child(ADDED_NOTES_ELEMENT);
+ if (added_notes) {
+ XMLNodeList notes = added_notes->children();
+ transform(notes.begin(), notes.end(), back_inserter(_added_notes),
+ boost::bind (&NoteDiffCommand::unmarshal_note, this, _1));
+ }
+
+
+ /* removals */
+
+ _removed_notes.clear();
+ XMLNode* removed_notes = diff_command.child(REMOVED_NOTES_ELEMENT);
+ if (removed_notes) {
+ XMLNodeList notes = removed_notes->children();
+ transform(notes.begin(), notes.end(), back_inserter(_removed_notes),
+ boost::bind (&NoteDiffCommand::unmarshal_note, this, _1));
+ }
+
+
+ /* changes */
+
+ _changes.clear();
+
+ XMLNode* changed_notes = diff_command.child(DIFF_NOTES_ELEMENT);
+
+ if (changed_notes) {
+ XMLNodeList notes = changed_notes->children();
+ transform (notes.begin(), notes.end(), back_inserter(_changes),
+ boost::bind (&NoteDiffCommand::unmarshal_change, this, _1));
+
+ }
+
+ /* side effect removals caused by changes */
+
+ side_effect_removals.clear();
+
+ XMLNode* side_effect_notes = diff_command.child(SIDE_EFFECT_REMOVALS_ELEMENT);
+
+ if (side_effect_notes) {
+ XMLNodeList notes = side_effect_notes->children();
+ for (XMLNodeList::iterator n = notes.begin(); n != notes.end(); ++n) {
+ side_effect_removals.insert (unmarshal_note (*n));
+ }
+ }
+
+ return 0;
+}
+
+XMLNode&
+MidiModel::NoteDiffCommand::get_state ()
+{
+ XMLNode* diff_command = new XMLNode (NOTE_DIFF_COMMAND_ELEMENT);
+ diff_command->add_property("midi-source", _model->midi_source()->id().to_s());
+
+ XMLNode* changes = diff_command->add_child(DIFF_NOTES_ELEMENT);
+ for_each(_changes.begin(), _changes.end(),
+ boost::bind (
+ boost::bind (&XMLNode::add_child_nocopy, changes, _1),
+ boost::bind (&NoteDiffCommand::marshal_change, this, _1)));
+
+ XMLNode* added_notes = diff_command->add_child(ADDED_NOTES_ELEMENT);
+ for_each(_added_notes.begin(), _added_notes.end(),
+ boost::bind(
+ boost::bind (&XMLNode::add_child_nocopy, added_notes, _1),
+ boost::bind (&NoteDiffCommand::marshal_note, this, _1)));
+
+ XMLNode* removed_notes = diff_command->add_child(REMOVED_NOTES_ELEMENT);
+ for_each(_removed_notes.begin(), _removed_notes.end(),
+ boost::bind (
+ boost::bind (&XMLNode::add_child_nocopy, removed_notes, _1),
+ boost::bind (&NoteDiffCommand::marshal_note, this, _1)));
+
+ /* if this command had side-effects, store that state too
+ */
+
+ if (!side_effect_removals.empty()) {
+ XMLNode* side_effect_notes = diff_command->add_child(SIDE_EFFECT_REMOVALS_ELEMENT);
+ for_each(side_effect_removals.begin(), side_effect_removals.end(),
+ boost::bind (
+ boost::bind (&XMLNode::add_child_nocopy, side_effect_notes, _1),
+ boost::bind (&NoteDiffCommand::marshal_note, this, _1)));
+ }
+
+ return *diff_command;
+}
+
+MidiModel::SysExDiffCommand::SysExDiffCommand (boost::shared_ptr<MidiModel> m, const XMLNode& node)
+ : DiffCommand (m, "")
+{
+ assert (_model);
+ set_state (node, Stateful::loading_state_version);
+}
+
+void
+MidiModel::SysExDiffCommand::change (boost::shared_ptr<Evoral::Event<TimeType> > s, TimeType new_time)
+{
+ Change change;
+
+ change.sysex = s;
+ change.property = Time;
+ change.old_time = s->time ();
+ change.new_time = new_time;
+
+ _changes.push_back (change);
+}
+
+void
+MidiModel::SysExDiffCommand::operator() ()
+{
+ {
+ MidiModel::WriteLock lock (_model->edit_lock ());
+
+ for (list<SysExPtr>::iterator i = _removed.begin(); i != _removed.end(); ++i) {
+ _model->remove_sysex_unlocked (*i);
+ }
+
+ /* find any sysex events that were missing when unmarshalling */
+
+ for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
+ if (!i->sysex) {
+ i->sysex = _model->find_sysex (i->sysex_id);
+ assert (i->sysex);
+ }
+ }
+
+ for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
+ switch (i->property) {
+ case Time:
+ i->sysex->set_time (i->new_time);
+ }
+ }
+ }
+
+ _model->ContentsChanged (); /* EMIT SIGNAL */
+}
+
+void
+MidiModel::SysExDiffCommand::undo ()
+{
+ {
+ MidiModel::WriteLock lock (_model->edit_lock ());
+
+ for (list<SysExPtr>::iterator i = _removed.begin(); i != _removed.end(); ++i) {
+ _model->add_sysex_unlocked (*i);
+ }
+
+ /* find any sysex events that were missing when unmarshalling */
+
+ for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
+ if (!i->sysex) {
+ i->sysex = _model->find_sysex (i->sysex_id);
+ assert (i->sysex);
+ }
+ }
+
+ for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
+ switch (i->property) {
+ case Time:
+ i->sysex->set_time (i->old_time);
+ break;
+ }
+ }
+
+ }
+
+ _model->ContentsChanged(); /* EMIT SIGNAL */
+}
+
+void
+MidiModel::SysExDiffCommand::remove (SysExPtr sysex)
+{
+ _removed.push_back(sysex);
+}
+
+XMLNode&
+MidiModel::SysExDiffCommand::marshal_change (const Change& change)
+{
+ XMLNode* xml_change = new XMLNode ("Change");
+
+ /* first, the change itself */
+
+ xml_change->add_property ("property", enum_2_string (change.property));
+
+ {
+ ostringstream old_value_str (ios::ate);
+ old_value_str << change.old_time;
+ xml_change->add_property ("old", old_value_str.str());
+ }
+
+ {
+ ostringstream new_value_str (ios::ate);
+ new_value_str << change.new_time;
+ xml_change->add_property ("new", new_value_str.str());
+ }
+
+ ostringstream id_str;
+ id_str << change.sysex->id();
+ xml_change->add_property ("id", id_str.str());
+
+ return *xml_change;
+}
+
+MidiModel::SysExDiffCommand::Change
+MidiModel::SysExDiffCommand::unmarshal_change (XMLNode *xml_change)
+{
+ XMLProperty* prop;
+ Change change;
+
+ if ((prop = xml_change->property ("property")) != 0) {
+ change.property = (Property) string_2_enum (prop->value(), change.property);
+ } else {
+ fatal << "!!!" << endmsg;
+ /*NOTREACHED*/
+ }
+
+ if ((prop = xml_change->property ("id")) == 0) {
+ error << _("No SysExID found for sys-ex property change - ignored") << endmsg;
+ return change;
+ }
+
+ gint sysex_id = atoi (prop->value().c_str());
+
+ if ((prop = xml_change->property ("old")) != 0) {
+ istringstream old_str (prop->value());
+ old_str >> change.old_time;
+ } else {
+ fatal << "!!!" << endmsg;
+ /*NOTREACHED*/
+ }
+
+ if ((prop = xml_change->property ("new")) != 0) {
+ istringstream new_str (prop->value());
+ new_str >> change.new_time;
+ } else {
+ fatal << "!!!" << endmsg;
+ /*NOTREACHED*/
+ }
+
+ /* we must point at the instance of the sysex that is actually in the model.
+ so go look for it ...
+ */
+
+ change.sysex = _model->find_sysex (sysex_id);
+ change.sysex_id = sysex_id;
+
+ return change;
+}
+
+int
+MidiModel::SysExDiffCommand::set_state (const XMLNode& diff_command, int /*version*/)
+{
+ if (diff_command.name() != string (SYSEX_DIFF_COMMAND_ELEMENT)) {
+ return 1;
+ }
+
+ /* changes */
+
+ _changes.clear();
+
+ XMLNode* changed_sysexes = diff_command.child (DIFF_SYSEXES_ELEMENT);
+
+ if (changed_sysexes) {
+ XMLNodeList sysexes = changed_sysexes->children();
+ transform (sysexes.begin(), sysexes.end(), back_inserter (_changes),
+ boost::bind (&SysExDiffCommand::unmarshal_change, this, _1));
+
+ }
+
+ return 0;
+}
+
+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;
+ c.patch_id = patch->id();
+
+ _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;
+ c.patch_id = patch->id();
+
+ _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);
+ }
+
+ /* find any patch change events that were missing when unmarshalling */
+
+ for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
+ if (!i->patch) {
+ i->patch = _model->find_patch_change (i->patch_id);
+ assert (i->patch);
+ }
+ }
+
+ 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);
+ }
+
+ /* find any patch change events that were missing when unmarshalling */
+
+ for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
+ if (!i->patch) {
+ i->patch = _model->find_patch_change (i->patch_id);
+ assert (i->patch);
+ }
+ }
+
+ 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 = 0;
+ Evoral::MusicalTime time = 0;
+ int channel = 0;
+ int 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));
+ assert(id);
+ p->set_id (id);
+ return p;
+}
+
+MidiModel::PatchChangeDiffCommand::Change
+MidiModel::PatchChangeDiffCommand::unmarshal_change (XMLNode* n)
+{
+ XMLProperty* prop;
+ Change c;
+ int an_int;
+
+ 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());
+
+ /* we need to load via an int intermediate for all properties that are
+ actually uint8_t (char/byte).
+ */
+
+ prop = n->property ("old");
+ assert (prop);
+ {
+ istringstream s (prop->value ());
+ if (c.property == Time) {
+ s >> c.old_time;
+ } else if (c.property == Channel) {
+ s >> an_int;
+ c.old_channel = an_int;
+ } else if (c.property == Program) {
+ s >> an_int;
+ c.old_program = an_int;
+ } else if (c.property == Bank) {
+ s >> an_int;
+ c.old_bank = an_int;
+ }
+ }
+
+ prop = n->property ("new");
+ assert (prop);
+ {
+ istringstream s (prop->value ());
+
+ if (c.property == Time) {
+ s >> c.new_time;
+ } else if (c.property == Channel) {
+ s >> an_int;
+ c.new_channel = an_int;
+ } else if (c.property == Program) {
+ s >> an_int;
+ c.new_program = an_int;
+ } else if (c.property == Bank) {
+ s >> an_int;
+ c.new_bank = an_int;
+ }
+ }
+
+ c.patch = _model->find_patch_change (id);
+ c.patch_id = id;
+
+ 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;
+
+ 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())) {
+ /* the matching note-on was outside the
+ time range we were given, so just
+ ignore this note-off.
+ */
+ continue;
+ }
+
+ source->append_event_unlocked_beats (*i);
+ mst.remove (mev->note(), mev->channel());
+
+ } else if (mev->is_note_on()) {
+ mst.add (mev->note(), mev->channel());
+ source->append_event_unlocked_beats(*i);
+ } else {
+ 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::Threads::Mutex::Lock* source_lock = new Glib::Threads::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(0, _lock, _control_lock));
+}