2 Copyright (C) 2001-2007 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.
26 #include <gtkmm2ext/gtk_ui.h>
28 #include <sigc++/signal.h>
30 #include <ardour/playlist.h>
31 #include <ardour/tempo.h>
32 #include <ardour/midi_region.h>
33 #include <ardour/midi_source.h>
34 #include <ardour/midi_diskstream.h>
35 #include <ardour/midi_model.h>
37 #include "streamview.h"
38 #include "midi_region_view.h"
39 #include "midi_streamview.h"
40 #include "midi_time_axis.h"
41 #include "simpleline.h"
42 #include "canvas-hit.h"
43 #include "public_editor.h"
44 #include "ghostregion.h"
45 #include "midi_time_axis.h"
46 #include "automation_time_axis.h"
47 #include "automation_region_view.h"
49 #include "midi_util.h"
50 #include "gui_thread.h"
56 using namespace ARDOUR;
58 using namespace Editing;
59 using namespace ArdourCanvas;
61 MidiRegionView::MidiRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<MidiRegion> r, double spu, Gdk::Color& basic_color)
62 : RegionView (parent, tv, r, spu, basic_color)
63 , _default_note_length(0.0)
65 , _note_group(new ArdourCanvas::Group(*parent))
66 , _delta_command(NULL)
70 group->lower_to_bottom();
71 _note_group->raise_to_top();
73 frame->property_fill_color_rgba() = 0xff000033;
76 MidiRegionView::MidiRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<MidiRegion> r, double spu, Gdk::Color& basic_color, TimeAxisViewItem::Visibility visibility)
77 : RegionView (parent, tv, r, spu, basic_color, visibility)
78 , _default_note_length(0.0)
80 , _note_group(new ArdourCanvas::Group(*parent))
81 , _delta_command(NULL)
85 _note_group->raise_to_top();
89 MidiRegionView::init (Gdk::Color& basic_color, bool wfd)
92 midi_region()->midi_source(0)->load_model();
94 const Meter& m = trackview.session().tempo_map().meter_at(_region->position());
95 const Tempo& t = trackview.session().tempo_map().tempo_at(_region->position());
96 _default_note_length = m.frames_per_bar(t, trackview.session().frame_rate())
99 _model = midi_region()->midi_source(0)->model();
100 _enable_display = false;
102 RegionView::init(basic_color, false);
104 compute_colors (basic_color);
106 reset_width_dependent_items ((double) _region->length() / samples_per_unit);
108 set_y_position_and_height (0, trackview.height);
111 region_resized (BoundsChanged);
114 _region->StateChanged.connect (mem_fun(*this, &MidiRegionView::region_changed));
118 _enable_display = true;
124 _model->ContentsChanged.connect(sigc::mem_fun(this, &MidiRegionView::redisplay_model));
127 midi_region()->midi_source(0)->Switched.connect(sigc::mem_fun(this, &MidiRegionView::switch_source));
129 group->signal_event().connect (mem_fun (this, &MidiRegionView::canvas_event), false);
134 MidiRegionView::canvas_event(GdkEvent* ev)
136 static bool delete_mod = false;
137 static Editing::MidiEditMode original_mode;
139 static double drag_start_x, drag_start_y;
140 static double last_x, last_y;
141 double event_x, event_y;
142 nframes_t event_frame = 0;
144 static ArdourCanvas::SimpleRect* drag_rect = NULL;
146 if (trackview.editor.current_mouse_mode() != MouseNote)
153 if (ev->key.keyval == GDK_Delete && !delete_mod) {
155 original_mode = trackview.editor.current_midi_edit_mode();
156 trackview.editor.set_midi_edit_mode(MidiEditErase);
157 start_delta_command();
158 _mouse_state = EraseTouchDragging;
160 } else if (ev->key.keyval == GDK_Shift_L || ev->key.keyval == GDK_Control_L) {
161 _mouse_state = SelectTouchDragging;
163 } else if (ev->key.keyval == GDK_Escape) {
169 case GDK_KEY_RELEASE:
170 if (ev->key.keyval == GDK_Delete) {
171 if (_mouse_state == EraseTouchDragging) {
176 trackview.editor.set_midi_edit_mode(original_mode);
180 } else if (ev->key.keyval == GDK_Shift_L || ev->key.keyval == GDK_Control_L) {
186 case GDK_BUTTON_PRESS:
187 if (_mouse_state != SelectTouchDragging && _mouse_state != EraseTouchDragging)
188 _mouse_state = Pressed;
189 _pressed_button = ev->button.button;
192 case GDK_ENTER_NOTIFY:
193 /* FIXME: do this on switch to note tool, too, if the pointer is already in */
194 Keyboard::magic_widget_grab_focus();
198 case GDK_MOTION_NOTIFY:
199 event_x = ev->motion.x;
200 event_y = ev->motion.y;
201 group->w2i(event_x, event_y);
203 // convert event_x to global frame
204 event_frame = trackview.editor.pixel_to_frame(event_x) + _region->position();
205 trackview.editor.snap_to(event_frame);
206 // convert event_frame back to local coordinates relative to position
207 event_frame -= _region->position();
209 switch (_mouse_state) {
210 case Pressed: // Drag start
213 if (_pressed_button == 1 && trackview.editor.current_midi_edit_mode() == MidiEditSelect) {
214 group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
215 Gdk::Cursor(Gdk::FLEUR), ev->motion.time);
218 drag_start_x = event_x;
219 drag_start_y = event_y;
221 drag_rect = new ArdourCanvas::SimpleRect(*group);
222 drag_rect->property_x1() = event_x;
223 drag_rect->property_y1() = event_y;
224 drag_rect->property_x2() = event_x;
225 drag_rect->property_y2() = event_y;
226 drag_rect->property_outline_what() = 0xFF;
227 drag_rect->property_outline_color_rgba()
228 = ARDOUR_UI::config()->canvasvar_MidiSelectRectOutline.get();
229 drag_rect->property_fill_color_rgba()
230 = ARDOUR_UI::config()->canvasvar_MidiSelectRectFill.get();
232 _mouse_state = SelectRectDragging;
235 // Add note drag start
236 } else if (trackview.editor.current_midi_edit_mode() == MidiEditPencil) {
237 group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
238 Gdk::Cursor(Gdk::FLEUR), ev->motion.time);
241 drag_start_x = event_x;
242 drag_start_y = event_y;
244 drag_rect = new ArdourCanvas::SimpleRect(*group);
245 drag_rect->property_x1() = trackview.editor.frame_to_pixel(event_frame);
247 drag_rect->property_y1() = midi_stream_view()->note_to_y(midi_stream_view()->y_to_note(event_y));
248 drag_rect->property_x2() = event_x;
249 drag_rect->property_y2() = drag_rect->property_y1() + floor(midi_stream_view()->note_height());
250 drag_rect->property_outline_what() = 0xFF;
251 drag_rect->property_outline_color_rgba() = 0xFFFFFF99;
253 drag_rect->property_fill_color_rgba() = 0xFFFFFF66;
255 _mouse_state = AddDragging;
261 case SelectRectDragging: // Select drag motion
262 case AddDragging: // Add note drag motion
263 if (ev->motion.is_hint) {
266 GdkModifierType state;
267 gdk_window_get_pointer(ev->motion.window, &t_x, &t_y, &state);
272 if (_mouse_state == AddDragging)
273 event_x = trackview.editor.frame_to_pixel(event_frame);
276 if (event_x > drag_start_x)
277 drag_rect->property_x2() = event_x;
279 drag_rect->property_x1() = event_x;
281 if (drag_rect && _mouse_state == SelectRectDragging) {
282 if (event_y > drag_start_y)
283 drag_rect->property_y2() = event_y;
285 drag_rect->property_y1() = event_y;
287 update_drag_selection(drag_start_x, event_x, drag_start_y, event_y);
293 case EraseTouchDragging:
294 case SelectTouchDragging:
302 case GDK_BUTTON_RELEASE:
303 event_x = ev->motion.x;
304 event_y = ev->motion.y;
305 group->w2i(event_x, event_y);
306 group->ungrab(ev->button.time);
307 event_frame = trackview.editor.pixel_to_frame(event_x);
309 switch (_mouse_state) {
310 case Pressed: // Clicked
311 switch (trackview.editor.current_midi_edit_mode()) {
317 create_note_at(event_x, event_y, _default_note_length);
323 case SelectRectDragging: // Select drag done
328 case AddDragging: // Add drag done
330 if (drag_rect->property_x2() > drag_rect->property_x1() + 2) {
331 const double x = drag_rect->property_x1()
332 + trackview.editor.frame_to_pixel(_region->start());
333 const double length = trackview.editor.pixel_to_frame(
334 drag_rect->property_x2() - drag_rect->property_x1());
336 create_note_at(x, drag_rect->property_y1(), length);
354 /** Add a note to the model, and the view, at a canvas (click) coordinate */
356 MidiRegionView::create_note_at(double x, double y, double duration)
358 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
359 MidiStreamView* const view = mtv->midi_view();
361 double note = midi_stream_view()->y_to_note(y);
364 assert(note <= 127.0);
366 nframes_t new_note_time = trackview.editor.pixel_to_frame (x);
367 assert(new_note_time >= 0);
370 const Meter& m = trackview.session().tempo_map().meter_at(new_note_time);
371 const Tempo& t = trackview.session().tempo_map().tempo_at(new_note_time);
372 double duration = m.frames_per_bar(t, trackview.session().frame_rate()) / m.beats_per_bar();
375 // we need to snap here again in nframes_t in order to be sample accurate
376 // since note time is region-absolute but snap_to_frame expects position-relative
377 // time we have to coordinate transform back and forth here.
378 nframes_t new_note_time_position_relative = new_note_time - _region->start();
379 new_note_time = snap_to_frame(new_note_time_position_relative) + _region->start();
381 // we need to snap the duration too to be sample accurate
382 nframes_t new_note_duration = nframes_t(duration);
383 new_note_duration = snap_to_frame(new_note_time_position_relative + new_note_duration) + _region->start()
386 const boost::shared_ptr<Note> new_note(new Note(0, new_note_time, new_note_duration, (uint8_t)note, 0x40));
387 view->update_bounds(new_note->note());
389 MidiModel::DeltaCommand* cmd = _model->new_delta_command("add note");
391 _model->apply_command(cmd);
393 //add_note(new_note);
398 MidiRegionView::clear_events()
403 for (std::vector<GhostRegion*>::iterator g = ghosts.begin(); g != ghosts.end(); ++g) {
404 if ((gr = dynamic_cast<MidiGhostRegion*>(*g)) != 0) {
409 for (std::vector<CanvasMidiEvent*>::iterator i = _events.begin(); i != _events.end(); ++i)
417 MidiRegionView::display_model(boost::shared_ptr<MidiModel> model)
427 MidiRegionView::redisplay_model()
429 // Don't redisplay the model if we're currently recording and displaying that
441 MidiModel::Notes notes = _model->notes();
442 cerr << endl << "Model contains " << notes.size() << " Notes:" << endl;
443 for(MidiModel::Notes::iterator i = notes.begin(); i != notes.end(); ++i) {
444 Note note = *(*i).get();
445 cerr << "MODEL: Note time: " << note.time() << " duration: " << note.duration()
446 << " end-time: " << note.end_time()
447 << " velocity: " << int(note.velocity())
448 //<< " Note-on: " << note.on_event().
449 //<< " Note-off: " << note.off_event()
453 for (size_t i=0; i < _model->n_notes(); ++i) {
454 add_note(_model->note_at(i));
459 /*for (Automatable::Controls::const_iterator i = _model->controls().begin();
460 i != _model->controls().end(); ++i) {
464 boost::shared_ptr<AutomationTimeAxisView> at
465 = midi_view()->automation_child(i->second->parameter());
469 Gdk::Color col = midi_stream_view()->get_region_color();
471 boost::shared_ptr<AutomationRegionView> arv;
474 Glib::Mutex::Lock list_lock (i->second->list()->lock());
476 arv = boost::shared_ptr<AutomationRegionView>(
477 new AutomationRegionView(at->canvas_display,
478 *at.get(), _region, i->second->list(),
479 midi_stream_view()->get_samples_per_unit(), col));
482 arv->set_duration(_region->length(), this);
483 arv->init(col, true);
485 _automation_children.insert(std::make_pair(i->second->parameter(), arv));
488 _model->read_unlock();
491 cerr << "MidiRegionView::redisplay_model called without a model" << endmsg;
496 MidiRegionView::~MidiRegionView ()
498 in_destructor = true;
500 RegionViewGoingAway (this); /* EMIT_SIGNAL */
508 delete _delta_command;
513 MidiRegionView::region_resized (Change what_changed)
515 RegionView::region_resized(what_changed);
517 if (what_changed & ARDOUR::PositionChanged) {
524 MidiRegionView::reset_width_dependent_items (double pixel_width)
526 RegionView::reset_width_dependent_items(pixel_width);
527 assert(_pixel_width == pixel_width);
534 MidiRegionView::set_y_position_and_height (double y, double h)
536 RegionView::set_y_position_and_height(y, h - 1);
538 if (_enable_display) {
542 for (std::vector<CanvasMidiEvent*>::const_iterator i = _events.begin(); i != _events.end(); ++i) {
543 CanvasNote* note = dynamic_cast<CanvasNote*>(*i);
544 if (note && note->note()) {
545 if (note->note()->note() < midi_stream_view()->lowest_note() ||
546 note->note()->note() > midi_stream_view()->highest_note()) {
547 if (canvas_item_visible(note)) {
552 const double y1 = midi_stream_view()->note_to_y(note->note()->note());
553 const double y2 = y1 + floor(midi_stream_view()->note_height());
555 if (!canvas_item_visible(note)) {
559 note->hide_velocity();
560 note->property_y1() = y1;
561 note->property_y2() = y2;
562 if(note->selected()) {
563 note->show_velocity();
569 _model->read_unlock();
573 name_text->raise_to_top();
578 MidiRegionView::add_ghost (TimeAxisView& tv)
580 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
584 double unit_position = _region->position () / samples_per_unit;
585 MidiTimeAxisView* mtv = dynamic_cast<MidiTimeAxisView*>(&tv);
586 MidiGhostRegion* ghost;
588 if (mtv && mtv->midi_view()) {
589 /* if ghost is inserted into midi track, use a dedicated midi ghost canvas group.
590 this is because it's nice to have midi notes on top of the note lines and
591 audio waveforms under it.
593 ghost = new MidiGhostRegion (*mtv->midi_view(), trackview, unit_position);
596 ghost = new MidiGhostRegion (tv, trackview, unit_position);
599 ghost->set_height ();
600 ghost->set_duration (_region->length() / samples_per_unit);
601 ghosts.push_back (ghost);
603 for (std::vector<CanvasMidiEvent*>::iterator i = _events.begin(); i != _events.end(); ++i) {
604 if ((note = dynamic_cast<CanvasNote*>(*i)) != 0) {
605 ghost->add_note(note);
609 ghost->GoingAway.connect (mem_fun(*this, &MidiRegionView::remove_ghost));
615 /** Begin tracking note state for successive calls to add_event
618 MidiRegionView::begin_write()
620 assert(!_active_notes);
621 _active_notes = new CanvasNote*[128];
622 for (unsigned i=0; i < 128; ++i)
623 _active_notes[i] = NULL;
627 /** Destroy note state for add_event
630 MidiRegionView::end_write()
632 delete[] _active_notes;
633 _active_notes = NULL;
634 _marked_for_selection.clear();
638 /** Resolve an active MIDI note (while recording).
641 MidiRegionView::resolve_note(uint8_t note, double end_time)
643 if (midi_view()->note_mode() != Sustained)
646 if (_active_notes && _active_notes[note]) {
647 _active_notes[note]->property_x2() = trackview.editor.frame_to_pixel((nframes_t)end_time);
648 _active_notes[note]->property_outline_what() = (guint32) 0xF; // all edges
649 _active_notes[note] = NULL;
654 /** Extend active notes to rightmost edge of region (if length is changed)
657 MidiRegionView::extend_active_notes()
662 for (unsigned i=0; i < 128; ++i)
663 if (_active_notes[i])
664 _active_notes[i]->property_x2() = trackview.editor.frame_to_pixel(_region->length());
668 /** Add a MIDI note to the view (with duration).
670 * If in sustained mode, notes with duration 0 will be considered active
671 * notes, and resolve_note should be called when the corresponding note off
672 * event arrives, to properly display the note.
675 MidiRegionView::add_note(const boost::shared_ptr<Note> note)
677 assert(note->time() >= 0);
678 assert(midi_view()->note_mode() == Sustained || midi_view()->note_mode() == Percussive);
680 // dont display notes beyond the region bounds
682 note->time() - _region->start() >= _region->length() ||
683 note->time() < _region->start() ||
684 note->note() < midi_stream_view()->lowest_note() ||
685 note->note() > midi_stream_view()->highest_note()
690 ArdourCanvas::Group* const group = (ArdourCanvas::Group*)get_canvas_group();
692 CanvasMidiEvent *event = 0;
694 const double x = trackview.editor.frame_to_pixel((nframes_t)note->time() - _region->start());
696 if (midi_view()->note_mode() == Sustained) {
698 //cerr << "MRV::add_note sustained " << note->note() << " @ " << note->time()
699 // << " .. " << note->end_time() << endl;
701 const double y1 = midi_stream_view()->note_to_y(note->note());
702 const double note_endpixel =
703 trackview.editor.frame_to_pixel((nframes_t)note->end_time() - _region->start());
705 CanvasNote* ev_rect = new CanvasNote(*this, *group, note);
706 ev_rect->property_x1() = x;
707 ev_rect->property_y1() = y1;
708 if (note->duration() > 0)
709 ev_rect->property_x2() = note_endpixel;
711 ev_rect->property_x2() = trackview.editor.frame_to_pixel(_region->length());
712 ev_rect->property_y2() = y1 + floor(midi_stream_view()->note_height());
714 ev_rect->property_fill_color_rgba() = note_fill_color(note->velocity());
715 ev_rect->property_outline_color_rgba() = note_outline_color(note->velocity());
717 if (note->duration() == 0) {
718 _active_notes[note->note()] = ev_rect;
719 /* outline all but right edge */
720 ev_rect->property_outline_what() = (guint32) (0x1 & 0x4 & 0x8);
722 /* outline all edges */
723 ev_rect->property_outline_what() = (guint32) 0xF;
727 _events.push_back(ev_rect);
732 for (std::vector<GhostRegion*>::iterator g = ghosts.begin(); g != ghosts.end(); ++g) {
733 if ((gr = dynamic_cast<MidiGhostRegion*>(*g)) != 0) {
734 gr->add_note(ev_rect);
738 } else if (midi_view()->note_mode() == Percussive) {
740 //cerr << "MRV::add_note percussive " << note->note() << " @ " << note->time()
741 // << " .. " << note->end_time() << endl;
743 const double diamond_size = midi_stream_view()->note_height() / 2.0;
744 const double y = midi_stream_view()->note_to_y(note->note()) + ((diamond_size-2) / 4.0);
746 CanvasHit* ev_diamond = new CanvasHit(*this, *group, diamond_size);
747 ev_diamond->move(x, y);
749 ev_diamond->property_fill_color_rgba() = note_fill_color(note->velocity());
750 ev_diamond->property_outline_color_rgba() = note_outline_color(note->velocity());
751 _events.push_back(ev_diamond);
758 if(_marked_for_selection.find(event->note()) != _marked_for_selection.end()) {
759 note_selected(event, true);
765 MidiRegionView::delete_selection()
767 assert(_delta_command);
769 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i)
770 if ((*i)->selected())
771 _delta_command->remove((*i)->note());
777 MidiRegionView::clear_selection_except(ArdourCanvas::CanvasMidiEvent* ev)
779 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i)
780 if ((*i)->selected() && (*i) != ev)
781 (*i)->selected(false);
787 MidiRegionView::unique_select(ArdourCanvas::CanvasMidiEvent* ev)
789 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i)
791 (*i)->selected(false);
794 _selection.insert(ev);
796 if ( ! ev->selected())
801 MidiRegionView::note_selected(ArdourCanvas::CanvasMidiEvent* ev, bool add)
804 clear_selection_except(ev);
806 _selection.insert(ev);
808 if ( ! ev->selected())
814 MidiRegionView::note_deselected(ArdourCanvas::CanvasMidiEvent* ev, bool add)
817 clear_selection_except(ev);
819 _selection.erase(ev);
827 MidiRegionView::update_drag_selection(double x1, double x2, double y1, double y2)
829 const double last_y = std::min(y1, y2);
830 const double y = std::max(y1, y2);
832 // FIXME: so, so, so much slower than this should be
835 for (std::vector<CanvasMidiEvent*>::iterator i = _events.begin(); i != _events.end(); ++i) {
836 if ((*i)->x1() >= x1 && (*i)->x1() <= x2 && (*i)->y1() >= last_y && (*i)->y1() <= y) {
837 (*i)->selected(true);
838 _selection.insert(*i);
840 (*i)->selected(false);
841 _selection.erase(*i);
845 for (std::vector<CanvasMidiEvent*>::iterator i = _events.begin(); i != _events.end(); ++i) {
846 if ((*i)->x2() <= x1 && (*i)->x2() >= x2 && (*i)->y1() >= last_y && (*i)->y1() <= y) {
847 (*i)->selected(true);
848 _selection.insert(*i);
850 (*i)->selected(false);
851 _selection.erase(*i);
859 MidiRegionView::move_selection(double dx, double dy)
861 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i)
862 (*i)->move_event(dx, dy);
867 MidiRegionView::note_dropped(CanvasMidiEvent* ev, double dt, uint8_t dnote)
869 // TODO: This would be faster/nicer with a MoveCommand that doesn't need to copy...
870 if (_selection.find(ev) != _selection.end()) {
871 uint8_t lowest_note_in_selection = midi_stream_view()->lowest_note();
872 uint8_t highest_note_in_selection = midi_stream_view()->highest_note();
873 uint8_t highest_note_difference = 0;
875 // find highest and lowest notes first
876 for (Selection::iterator i = _selection.begin(); i != _selection.end() ; ) {
877 Selection::iterator next = i;
880 uint8_t pitch = (*i)->note()->note();
881 lowest_note_in_selection = std::min(lowest_note_in_selection, pitch);
882 highest_note_in_selection = std::max(highest_note_in_selection, pitch);
888 cerr << "dnote: " << (int) dnote << endl;
889 cerr << "lowest note (streamview): " << int(midi_stream_view()->lowest_note())
890 << " highest note (streamview): " << int(midi_stream_view()->highest_note()) << endl;
891 cerr << "lowest note (selection): " << int(lowest_note_in_selection) << " highest note(selection): "
892 << int(highest_note_in_selection) << endl;
893 cerr << "selection size: " << _selection.size() << endl;
894 cerr << "Highest note in selection: " << (int) highest_note_in_selection << endl;
897 // Make sure the note pitch does not exceed the MIDI standard range
898 if (dnote <= 127 && (highest_note_in_selection + dnote > 127)) {
899 highest_note_difference = highest_note_in_selection - 127;
902 start_delta_command();
904 for (Selection::iterator i = _selection.begin(); i != _selection.end() ; ) {
905 Selection::iterator next = i;
908 command_remove_note(*i);
909 const boost::shared_ptr<Note> copy(new Note(*(*i)->note().get()));
911 // we need to snap here again in nframes_t in order to be sample accurate
912 nframes_t new_note_time = nframes_t((*i)->note()->time());
913 new_note_time += nframes_t(dt);
914 // since note time is region-absolute but snap_to_frame expects position-relative
915 // time we have to coordinate transform back and forth here.
916 new_note_time = snap_to_frame(new_note_time - _region->start()) + _region->start();
918 if(new_note_time < 0) {
922 copy->set_time(new_note_time);
924 uint8_t original_pitch = (*i)->note()->note();
925 uint8_t new_pitch = original_pitch + dnote - highest_note_difference;
927 // keep notes in standard midi range
928 clamp_0_to_127(new_pitch);
930 //notes which are dragged beyond the standard midi range snap back to their original place
931 if((original_pitch != 0 && new_pitch == 0) || (original_pitch != 127 && new_pitch == 127)) {
932 new_pitch = original_pitch;
935 lowest_note_in_selection = std::min(lowest_note_in_selection, new_pitch);
936 highest_note_in_selection = std::max(highest_note_in_selection, new_pitch);
938 copy->set_note(new_pitch);
940 command_add_note(copy);
942 _marked_for_selection.insert(copy);
948 // care about notes being moved beyond the upper/lower bounds on the canvas
949 if(lowest_note_in_selection < midi_stream_view()->lowest_note() ||
950 highest_note_in_selection > midi_stream_view()->highest_note()
952 midi_stream_view()->set_note_range(MidiStreamView::ContentsRange);
958 MidiRegionView::snap_to_frame(double x)
960 PublicEditor &editor = trackview.editor;
961 // x is region relative
962 // convert x to global frame
963 nframes_t frame = editor.pixel_to_frame(x) + _region->position();
964 editor.snap_to(frame);
965 // convert event_frame back to local coordinates relative to position
966 frame -= _region->position();
971 MidiRegionView::snap_to_frame(nframes_t x)
973 PublicEditor &editor = trackview.editor;
974 // x is region relative
975 // convert x to global frame
976 nframes_t frame = x + _region->position();
977 editor.snap_to(frame);
978 // convert event_frame back to local coordinates relative to position
979 frame -= _region->position();
984 MidiRegionView::snap_to_pixel(double x)
986 return (double) trackview.editor.frame_to_pixel(snap_to_frame(x));
990 MidiRegionView::get_position_pixels(void)
992 nframes_t region_frame = get_position();
993 return trackview.editor.frame_to_pixel(region_frame);
997 MidiRegionView::begin_resizing(CanvasNote::NoteEnd note_end)
999 _resize_data.clear();
1001 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
1002 CanvasNote *note = dynamic_cast<CanvasNote *> (*i);
1004 // only insert CanvasNotes into the map
1006 NoteResizeData *resize_data = new NoteResizeData();
1007 resize_data->canvas_note = note;
1009 // create a new SimpleRect from the note which will be the resize preview
1010 SimpleRect *resize_rect =
1018 // calculate the colors: get the color settings
1021 ARDOUR_UI::config()->canvasvar_MidiNoteSelectedOutline.get(),
1024 // make the resize preview notes more transparent and bright
1025 fill_color = UINT_INTERPOLATE(fill_color, 0xFFFFFF40, 0.5);
1027 // calculate color based on note velocity
1028 resize_rect->property_fill_color_rgba() =
1030 note_fill_color(note->note()->velocity()),
1034 resize_rect->property_outline_color_rgba() =
1035 ARDOUR_UI::config()->canvasvar_MidiNoteSelectedOutline.get();
1037 resize_data->resize_rect = resize_rect;
1039 if(note_end == CanvasNote::NOTE_ON) {
1040 resize_data->current_x = note->x1();
1041 } else { // NOTE_OFF
1042 resize_data->current_x = note->x2();
1045 _resize_data.push_back(resize_data);
1051 MidiRegionView::update_resizing(CanvasNote::NoteEnd note_end, double x, bool relative)
1053 for (std::vector<NoteResizeData *>::iterator i = _resize_data.begin(); i != _resize_data.end(); ++i) {
1054 SimpleRect *resize_rect = (*i)->resize_rect;
1055 CanvasNote *canvas_note = (*i)->canvas_note;
1057 const double region_start = get_position_pixels();
1060 (*i)->current_x = (*i)->current_x + x;
1062 // x is in track relative, transform it to region relative
1063 (*i)->current_x = x - region_start;
1066 double current_x = (*i)->current_x;
1068 if(note_end == CanvasNote::NOTE_ON) {
1069 resize_rect->property_x1() = snap_to_pixel(current_x);
1070 resize_rect->property_x2() = canvas_note->x2();
1072 resize_rect->property_x2() = snap_to_pixel(current_x);
1073 resize_rect->property_x1() = canvas_note->x1();
1079 MidiRegionView::commit_resizing(CanvasNote::NoteEnd note_end, double event_x, bool relative)
1081 start_delta_command();
1083 for (std::vector<NoteResizeData *>::iterator i = _resize_data.begin(); i != _resize_data.end(); ++i) {
1084 CanvasNote *canvas_note = (*i)->canvas_note;
1085 SimpleRect *resize_rect = (*i)->resize_rect;
1086 double current_x = (*i)->current_x;
1087 const double position = get_position_pixels();
1090 // event_x is in track relative, transform it to region relative
1091 current_x = event_x - position;
1094 // because snapping works on world coordinates we have to transform current_x
1095 // to world coordinates before snapping and transform it back afterwards
1096 nframes_t current_frame = snap_to_frame(current_x);
1097 // transform to region start relative
1098 current_frame += _region->start();
1100 const boost::shared_ptr<Note> copy(new Note(*(canvas_note->note().get())));
1102 // resize beginning of note
1103 if (note_end == CanvasNote::NOTE_ON && current_frame < copy->end_time()) {
1104 command_remove_note(canvas_note);
1105 copy->on_event().time() = current_frame;
1106 command_add_note(copy);
1107 _marked_for_selection.insert(copy);
1109 // resize end of note
1110 if (note_end == CanvasNote::NOTE_OFF && current_frame > copy->time()) {
1111 command_remove_note(canvas_note);
1112 command_remove_note(canvas_note);
1113 copy->off_event().time() = current_frame;
1114 command_add_note(copy);
1115 _marked_for_selection.insert(copy);
1122 _resize_data.clear();
1128 MidiRegionView::change_velocity(uint8_t velocity, bool relative)
1130 start_delta_command();
1131 for (Selection::iterator i = _selection.begin(); i != _selection.end();) {
1132 Selection::iterator next = i;
1135 CanvasMidiEvent *event = *i;
1136 const boost::shared_ptr<Note> copy(new Note(*(event->note().get())));
1139 uint8_t new_velocity = copy->velocity() + velocity;
1140 clamp_0_to_127(new_velocity);
1142 copy->set_velocity(new_velocity);
1143 } else { // absolute
1144 copy->set_velocity(velocity);
1147 command_remove_note(event);
1148 command_add_note(copy);
1150 _marked_for_selection.insert(copy);
1154 // dont keep notes selected if tweaking a single note
1155 if(_marked_for_selection.size() == 1) {
1156 _marked_for_selection.clear();
1164 MidiRegionView::note_entered(ArdourCanvas::CanvasMidiEvent* ev)
1166 if (ev->note() && _mouse_state == EraseTouchDragging) {
1167 start_delta_command();
1169 _delta_command->remove(ev->note());
1170 } else if (_mouse_state == SelectTouchDragging) {
1171 note_selected(ev, true);
1177 MidiRegionView::switch_source(boost::shared_ptr<Source> src)
1179 boost::shared_ptr<MidiSource> msrc = boost::dynamic_pointer_cast<MidiSource>(src);
1181 display_model(msrc->model());
1185 MidiRegionView::set_frame_color()
1188 if (_selected && should_show_selection) {
1189 frame->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_SelectedFrameBase.get();
1191 frame->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MidiFrameBase.get();