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(_("erase notes"));
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);
181 } else if (ev->key.keyval == GDK_Shift_L || ev->key.keyval == GDK_Control_L) {
187 case GDK_BUTTON_PRESS:
188 if (_mouse_state != SelectTouchDragging &&
189 _mouse_state != EraseTouchDragging &&
190 ev->button.button == 1 ) {
191 _pressed_button = ev->button.button;
192 _mouse_state = Pressed;
195 _pressed_button = ev->button.button;
198 case GDK_ENTER_NOTIFY:
199 /* FIXME: do this on switch to note tool, too, if the pointer is already in */
200 Keyboard::magic_widget_grab_focus();
204 case GDK_MOTION_NOTIFY:
205 event_x = ev->motion.x;
206 event_y = ev->motion.y;
207 group->w2i(event_x, event_y);
209 // convert event_x to global frame
210 event_frame = trackview.editor.pixel_to_frame(event_x) + _region->position();
211 trackview.editor.snap_to(event_frame);
212 // convert event_frame back to local coordinates relative to position
213 event_frame -= _region->position();
215 switch (_mouse_state) {
216 case Pressed: // Drag start
219 if (_pressed_button == 1 && trackview.editor.current_midi_edit_mode() == MidiEditSelect) {
220 group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
221 Gdk::Cursor(Gdk::FLEUR), ev->motion.time);
224 drag_start_x = event_x;
225 drag_start_y = event_y;
227 drag_rect = new ArdourCanvas::SimpleRect(*group);
228 drag_rect->property_x1() = event_x;
229 drag_rect->property_y1() = event_y;
230 drag_rect->property_x2() = event_x;
231 drag_rect->property_y2() = event_y;
232 drag_rect->property_outline_what() = 0xFF;
233 drag_rect->property_outline_color_rgba()
234 = ARDOUR_UI::config()->canvasvar_MidiSelectRectOutline.get();
235 drag_rect->property_fill_color_rgba()
236 = ARDOUR_UI::config()->canvasvar_MidiSelectRectFill.get();
238 _mouse_state = SelectRectDragging;
241 // Add note drag start
242 } else if (trackview.editor.current_midi_edit_mode() == MidiEditPencil) {
243 group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
244 Gdk::Cursor(Gdk::FLEUR), ev->motion.time);
247 drag_start_x = event_x;
248 drag_start_y = event_y;
250 drag_rect = new ArdourCanvas::SimpleRect(*group);
251 drag_rect->property_x1() = trackview.editor.frame_to_pixel(event_frame);
253 drag_rect->property_y1() = midi_stream_view()->note_to_y(midi_stream_view()->y_to_note(event_y));
254 drag_rect->property_x2() = event_x;
255 drag_rect->property_y2() = drag_rect->property_y1() + floor(midi_stream_view()->note_height());
256 drag_rect->property_outline_what() = 0xFF;
257 drag_rect->property_outline_color_rgba() = 0xFFFFFF99;
259 drag_rect->property_fill_color_rgba() = 0xFFFFFF66;
261 _mouse_state = AddDragging;
267 case SelectRectDragging: // Select drag motion
268 case AddDragging: // Add note drag motion
269 if (ev->motion.is_hint) {
272 GdkModifierType state;
273 gdk_window_get_pointer(ev->motion.window, &t_x, &t_y, &state);
278 if (_mouse_state == AddDragging)
279 event_x = trackview.editor.frame_to_pixel(event_frame);
282 if (event_x > drag_start_x)
283 drag_rect->property_x2() = event_x;
285 drag_rect->property_x1() = event_x;
287 if (drag_rect && _mouse_state == SelectRectDragging) {
288 if (event_y > drag_start_y)
289 drag_rect->property_y2() = event_y;
291 drag_rect->property_y1() = event_y;
293 update_drag_selection(drag_start_x, event_x, drag_start_y, event_y);
299 case EraseTouchDragging:
300 case SelectTouchDragging:
308 case GDK_BUTTON_RELEASE:
309 event_x = ev->motion.x;
310 event_y = ev->motion.y;
311 group->w2i(event_x, event_y);
312 group->ungrab(ev->button.time);
313 event_frame = trackview.editor.pixel_to_frame(event_x);
315 if(_pressed_button != 1) {
319 switch (_mouse_state) {
320 case Pressed: // Clicked
321 switch (trackview.editor.current_midi_edit_mode()) {
327 create_note_at(event_x, event_y, _default_note_length);
333 case SelectRectDragging: // Select drag done
338 case AddDragging: // Add drag done
340 if (drag_rect->property_x2() > drag_rect->property_x1() + 2) {
341 const double x = drag_rect->property_x1();
342 const double length = trackview.editor.pixel_to_frame(
343 drag_rect->property_x2() - drag_rect->property_x1());
345 create_note_at(x, drag_rect->property_y1(), length);
363 /** Add a note to the model, and the view, at a canvas (click) coordinate */
365 MidiRegionView::create_note_at(double x, double y, double duration)
367 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
368 MidiStreamView* const view = mtv->midi_view();
370 double note = midi_stream_view()->y_to_note(y);
373 assert(note <= 127.0);
375 nframes_t new_note_time = trackview.editor.pixel_to_frame (x);
376 assert(new_note_time >= 0);
377 new_note_time += _region->start();
380 const Meter& m = trackview.session().tempo_map().meter_at(new_note_time);
381 const Tempo& t = trackview.session().tempo_map().tempo_at(new_note_time);
382 double duration = m.frames_per_bar(t, trackview.session().frame_rate()) / m.beats_per_bar();
385 // we need to snap here again in nframes_t in order to be sample accurate
386 // since note time is region-absolute but snap_to_frame expects position-relative
387 // time we have to coordinate transform back and forth here.
388 nframes_t new_note_time_position_relative = new_note_time - _region->start();
389 new_note_time = snap_to_frame(new_note_time_position_relative) + _region->start();
391 // we need to snap the duration too to be sample accurate
392 nframes_t new_note_duration = nframes_t(duration);
393 new_note_duration = snap_to_frame(new_note_time_position_relative + new_note_duration) + _region->start()
396 const boost::shared_ptr<Note> new_note(new Note(0, new_note_time, new_note_duration, (uint8_t)note, 0x40));
397 view->update_bounds(new_note->note());
399 MidiModel::DeltaCommand* cmd = _model->new_delta_command("add note");
401 _model->apply_command(cmd);
403 //add_note(new_note);
408 MidiRegionView::clear_events()
413 for (std::vector<GhostRegion*>::iterator g = ghosts.begin(); g != ghosts.end(); ++g) {
414 if ((gr = dynamic_cast<MidiGhostRegion*>(*g)) != 0) {
419 for (std::vector<CanvasMidiEvent*>::iterator i = _events.begin(); i != _events.end(); ++i)
427 MidiRegionView::display_model(boost::shared_ptr<MidiModel> model)
437 MidiRegionView::redisplay_model()
439 // Don't redisplay the model if we're currently recording and displaying that
451 MidiModel::Notes notes = _model->notes();
452 cerr << endl << "Model contains " << notes.size() << " Notes:" << endl;
453 for(MidiModel::Notes::iterator i = notes.begin(); i != notes.end(); ++i) {
454 Note note = *(*i).get();
455 cerr << "MODEL: Note time: " << note.time() << " duration: " << note.duration()
456 << " end-time: " << note.end_time()
457 << " velocity: " << int(note.velocity())
458 //<< " Note-on: " << note.on_event().
459 //<< " Note-off: " << note.off_event()
463 for (size_t i=0; i < _model->n_notes(); ++i) {
464 add_note(_model->note_at(i));
469 /*for (Automatable::Controls::const_iterator i = _model->controls().begin();
470 i != _model->controls().end(); ++i) {
474 boost::shared_ptr<AutomationTimeAxisView> at
475 = midi_view()->automation_child(i->second->parameter());
479 Gdk::Color col = midi_stream_view()->get_region_color();
481 boost::shared_ptr<AutomationRegionView> arv;
484 Glib::Mutex::Lock list_lock (i->second->list()->lock());
486 arv = boost::shared_ptr<AutomationRegionView>(
487 new AutomationRegionView(at->canvas_display,
488 *at.get(), _region, i->second->list(),
489 midi_stream_view()->get_samples_per_unit(), col));
492 arv->set_duration(_region->length(), this);
493 arv->init(col, true);
495 _automation_children.insert(std::make_pair(i->second->parameter(), arv));
498 _model->read_unlock();
501 cerr << "MidiRegionView::redisplay_model called without a model" << endmsg;
506 MidiRegionView::~MidiRegionView ()
508 in_destructor = true;
510 RegionViewGoingAway (this); /* EMIT_SIGNAL */
518 delete _delta_command;
523 MidiRegionView::region_resized (Change what_changed)
525 RegionView::region_resized(what_changed);
527 if (what_changed & ARDOUR::PositionChanged) {
534 MidiRegionView::reset_width_dependent_items (double pixel_width)
536 RegionView::reset_width_dependent_items(pixel_width);
537 assert(_pixel_width == pixel_width);
544 MidiRegionView::set_y_position_and_height (double y, double h)
546 RegionView::set_y_position_and_height(y, h - 1);
548 if (_enable_display) {
552 for (std::vector<CanvasMidiEvent*>::const_iterator i = _events.begin(); i != _events.end(); ++i) {
553 CanvasNote* note = dynamic_cast<CanvasNote*>(*i);
554 if (note && note->note()) {
555 if (note->note()->note() < midi_stream_view()->lowest_note() ||
556 note->note()->note() > midi_stream_view()->highest_note()) {
557 if (canvas_item_visible(note)) {
562 const double y1 = midi_stream_view()->note_to_y(note->note()->note());
563 const double y2 = y1 + floor(midi_stream_view()->note_height());
565 if (!canvas_item_visible(note)) {
569 note->hide_velocity();
570 note->property_y1() = y1;
571 note->property_y2() = y2;
572 if(note->selected()) {
573 note->show_velocity();
579 _model->read_unlock();
583 name_text->raise_to_top();
588 MidiRegionView::add_ghost (TimeAxisView& tv)
590 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
594 double unit_position = _region->position () / samples_per_unit;
595 MidiTimeAxisView* mtv = dynamic_cast<MidiTimeAxisView*>(&tv);
596 MidiGhostRegion* ghost;
598 if (mtv && mtv->midi_view()) {
599 /* if ghost is inserted into midi track, use a dedicated midi ghost canvas group.
600 this is because it's nice to have midi notes on top of the note lines and
601 audio waveforms under it.
603 ghost = new MidiGhostRegion (*mtv->midi_view(), trackview, unit_position);
606 ghost = new MidiGhostRegion (tv, trackview, unit_position);
609 ghost->set_height ();
610 ghost->set_duration (_region->length() / samples_per_unit);
611 ghosts.push_back (ghost);
613 for (std::vector<CanvasMidiEvent*>::iterator i = _events.begin(); i != _events.end(); ++i) {
614 if ((note = dynamic_cast<CanvasNote*>(*i)) != 0) {
615 ghost->add_note(note);
619 ghost->GoingAway.connect (mem_fun(*this, &MidiRegionView::remove_ghost));
625 /** Begin tracking note state for successive calls to add_event
628 MidiRegionView::begin_write()
630 assert(!_active_notes);
631 _active_notes = new CanvasNote*[128];
632 for (unsigned i=0; i < 128; ++i)
633 _active_notes[i] = NULL;
637 /** Destroy note state for add_event
640 MidiRegionView::end_write()
642 delete[] _active_notes;
643 _active_notes = NULL;
644 _marked_for_selection.clear();
648 /** Resolve an active MIDI note (while recording).
651 MidiRegionView::resolve_note(uint8_t note, double end_time)
653 if (midi_view()->note_mode() != Sustained)
656 if (_active_notes && _active_notes[note]) {
657 _active_notes[note]->property_x2() = trackview.editor.frame_to_pixel((nframes_t)end_time);
658 _active_notes[note]->property_outline_what() = (guint32) 0xF; // all edges
659 _active_notes[note] = NULL;
664 /** Extend active notes to rightmost edge of region (if length is changed)
667 MidiRegionView::extend_active_notes()
672 for (unsigned i=0; i < 128; ++i)
673 if (_active_notes[i])
674 _active_notes[i]->property_x2() = trackview.editor.frame_to_pixel(_region->length());
678 /** Add a MIDI note to the view (with duration).
680 * If in sustained mode, notes with duration 0 will be considered active
681 * notes, and resolve_note should be called when the corresponding note off
682 * event arrives, to properly display the note.
685 MidiRegionView::add_note(const boost::shared_ptr<Note> note)
687 assert(note->time() >= 0);
688 assert(midi_view()->note_mode() == Sustained || midi_view()->note_mode() == Percussive);
690 // dont display notes beyond the region bounds
692 note->time() - _region->start() >= _region->length() ||
693 note->time() < _region->start() ||
694 note->note() < midi_stream_view()->lowest_note() ||
695 note->note() > midi_stream_view()->highest_note()
700 ArdourCanvas::Group* const group = (ArdourCanvas::Group*)get_canvas_group();
702 CanvasMidiEvent *event = 0;
704 const double x = trackview.editor.frame_to_pixel((nframes_t)note->time() - _region->start());
706 if (midi_view()->note_mode() == Sustained) {
708 //cerr << "MRV::add_note sustained " << note->note() << " @ " << note->time()
709 // << " .. " << note->end_time() << endl;
711 const double y1 = midi_stream_view()->note_to_y(note->note());
712 const double note_endpixel =
713 trackview.editor.frame_to_pixel((nframes_t)note->end_time() - _region->start());
715 CanvasNote* ev_rect = new CanvasNote(*this, *group, note);
716 ev_rect->property_x1() = x;
717 ev_rect->property_y1() = y1;
718 if (note->duration() > 0)
719 ev_rect->property_x2() = note_endpixel;
721 ev_rect->property_x2() = trackview.editor.frame_to_pixel(_region->length());
722 ev_rect->property_y2() = y1 + floor(midi_stream_view()->note_height());
724 ev_rect->property_fill_color_rgba() = note_fill_color(note->velocity());
725 ev_rect->property_outline_color_rgba() = note_outline_color(note->velocity());
727 if (note->duration() == 0) {
728 _active_notes[note->note()] = ev_rect;
729 /* outline all but right edge */
730 ev_rect->property_outline_what() = (guint32) (0x1 & 0x4 & 0x8);
732 /* outline all edges */
733 ev_rect->property_outline_what() = (guint32) 0xF;
737 _events.push_back(ev_rect);
742 for (std::vector<GhostRegion*>::iterator g = ghosts.begin(); g != ghosts.end(); ++g) {
743 if ((gr = dynamic_cast<MidiGhostRegion*>(*g)) != 0) {
744 gr->add_note(ev_rect);
748 } else if (midi_view()->note_mode() == Percussive) {
750 //cerr << "MRV::add_note percussive " << note->note() << " @ " << note->time()
751 // << " .. " << note->end_time() << endl;
753 const double diamond_size = midi_stream_view()->note_height() / 2.0;
754 const double y = midi_stream_view()->note_to_y(note->note()) + ((diamond_size-2) / 4.0);
756 CanvasHit* ev_diamond = new CanvasHit(*this, *group, diamond_size, note);
757 ev_diamond->move(x, y);
759 ev_diamond->property_fill_color_rgba() = note_fill_color(note->velocity());
760 ev_diamond->property_outline_color_rgba() = note_outline_color(note->velocity());
761 _events.push_back(ev_diamond);
768 if(_marked_for_selection.find(event->note()) != _marked_for_selection.end()) {
769 note_selected(event, true);
775 MidiRegionView::delete_selection()
777 assert(_delta_command);
779 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i)
780 if ((*i)->selected())
781 _delta_command->remove((*i)->note());
787 MidiRegionView::clear_selection_except(ArdourCanvas::CanvasMidiEvent* ev)
789 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i)
790 if ((*i)->selected() && (*i) != ev)
791 (*i)->selected(false);
797 MidiRegionView::unique_select(ArdourCanvas::CanvasMidiEvent* ev)
799 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i)
801 (*i)->selected(false);
804 _selection.insert(ev);
806 if ( ! ev->selected())
811 MidiRegionView::note_selected(ArdourCanvas::CanvasMidiEvent* ev, bool add)
814 clear_selection_except(ev);
816 _selection.insert(ev);
818 if ( ! ev->selected())
824 MidiRegionView::note_deselected(ArdourCanvas::CanvasMidiEvent* ev, bool add)
827 clear_selection_except(ev);
829 _selection.erase(ev);
837 MidiRegionView::update_drag_selection(double x1, double x2, double y1, double y2)
839 const double last_y = std::min(y1, y2);
840 const double y = std::max(y1, y2);
842 // FIXME: so, so, so much slower than this should be
845 for (std::vector<CanvasMidiEvent*>::iterator i = _events.begin(); i != _events.end(); ++i) {
846 if ((*i)->x1() >= x1 && (*i)->x1() <= x2 && (*i)->y1() >= last_y && (*i)->y1() <= y) {
847 (*i)->selected(true);
848 _selection.insert(*i);
850 (*i)->selected(false);
851 _selection.erase(*i);
855 for (std::vector<CanvasMidiEvent*>::iterator i = _events.begin(); i != _events.end(); ++i) {
856 if ((*i)->x2() <= x1 && (*i)->x2() >= x2 && (*i)->y1() >= last_y && (*i)->y1() <= y) {
857 (*i)->selected(true);
858 _selection.insert(*i);
860 (*i)->selected(false);
861 _selection.erase(*i);
869 MidiRegionView::move_selection(double dx, double dy)
871 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i)
872 (*i)->move_event(dx, dy);
877 MidiRegionView::note_dropped(CanvasMidiEvent* ev, double dt, uint8_t dnote)
879 // TODO: This would be faster/nicer with a MoveCommand that doesn't need to copy...
880 if (_selection.find(ev) != _selection.end()) {
881 uint8_t lowest_note_in_selection = midi_stream_view()->lowest_note();
882 uint8_t highest_note_in_selection = midi_stream_view()->highest_note();
883 uint8_t highest_note_difference = 0;
885 // find highest and lowest notes first
886 for (Selection::iterator i = _selection.begin(); i != _selection.end() ; ) {
887 Selection::iterator next = i;
890 uint8_t pitch = (*i)->note()->note();
891 lowest_note_in_selection = std::min(lowest_note_in_selection, pitch);
892 highest_note_in_selection = std::max(highest_note_in_selection, pitch);
898 cerr << "dnote: " << (int) dnote << endl;
899 cerr << "lowest note (streamview): " << int(midi_stream_view()->lowest_note())
900 << " highest note (streamview): " << int(midi_stream_view()->highest_note()) << endl;
901 cerr << "lowest note (selection): " << int(lowest_note_in_selection) << " highest note(selection): "
902 << int(highest_note_in_selection) << endl;
903 cerr << "selection size: " << _selection.size() << endl;
904 cerr << "Highest note in selection: " << (int) highest_note_in_selection << endl;
907 // Make sure the note pitch does not exceed the MIDI standard range
908 if (dnote <= 127 && (highest_note_in_selection + dnote > 127)) {
909 highest_note_difference = highest_note_in_selection - 127;
912 start_delta_command(_("move notes"));
914 for (Selection::iterator i = _selection.begin(); i != _selection.end() ; ) {
915 Selection::iterator next = i;
918 const boost::shared_ptr<Note> copy(new Note(*(*i)->note().get()));
920 // we need to snap here again in nframes_t in order to be sample accurate
921 double new_note_time = (*i)->note()->time();
924 // keep notes inside region if dragged beyond left region bound
925 if(new_note_time < _region->start()) {
926 new_note_time = _region->start();
929 // since note time is region-absolute but snap_to_frame expects position-relative
930 // time we have to coordinate transform back and forth here.
931 new_note_time = snap_to_frame(nframes_t(new_note_time) - _region->start()) + _region->start();
933 copy->set_time(new_note_time);
935 uint8_t original_pitch = (*i)->note()->note();
936 uint8_t new_pitch = original_pitch + dnote - highest_note_difference;
938 // keep notes in standard midi range
939 clamp_0_to_127(new_pitch);
941 //notes which are dragged beyond the standard midi range snap back to their original place
942 if((original_pitch != 0 && new_pitch == 0) || (original_pitch != 127 && new_pitch == 127)) {
943 new_pitch = original_pitch;
946 lowest_note_in_selection = std::min(lowest_note_in_selection, new_pitch);
947 highest_note_in_selection = std::max(highest_note_in_selection, new_pitch);
949 copy->set_note(new_pitch);
951 command_remove_note(*i);
952 command_add_note(copy);
954 _marked_for_selection.insert(copy);
959 // care about notes being moved beyond the upper/lower bounds on the canvas
960 if(lowest_note_in_selection < midi_stream_view()->lowest_note() ||
961 highest_note_in_selection > midi_stream_view()->highest_note()
963 midi_stream_view()->set_note_range(MidiStreamView::ContentsRange);
969 MidiRegionView::snap_to_frame(double x)
971 PublicEditor &editor = trackview.editor;
972 // x is region relative
973 // convert x to global frame
974 nframes_t frame = editor.pixel_to_frame(x) + _region->position();
975 editor.snap_to(frame);
976 // convert event_frame back to local coordinates relative to position
977 frame -= _region->position();
982 MidiRegionView::snap_to_frame(nframes_t x)
984 PublicEditor &editor = trackview.editor;
985 // x is region relative
986 // convert x to global frame
987 nframes_t frame = x + _region->position();
988 editor.snap_to(frame);
989 // convert event_frame back to local coordinates relative to position
990 frame -= _region->position();
995 MidiRegionView::snap_to_pixel(double x)
997 return (double) trackview.editor.frame_to_pixel(snap_to_frame(x));
1001 MidiRegionView::get_position_pixels(void)
1003 nframes_t region_frame = get_position();
1004 return trackview.editor.frame_to_pixel(region_frame);
1008 MidiRegionView::begin_resizing(CanvasNote::NoteEnd note_end)
1010 _resize_data.clear();
1012 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
1013 CanvasNote *note = dynamic_cast<CanvasNote *> (*i);
1015 // only insert CanvasNotes into the map
1017 NoteResizeData *resize_data = new NoteResizeData();
1018 resize_data->canvas_note = note;
1020 // create a new SimpleRect from the note which will be the resize preview
1021 SimpleRect *resize_rect =
1029 // calculate the colors: get the color settings
1032 ARDOUR_UI::config()->canvasvar_MidiNoteSelectedOutline.get(),
1035 // make the resize preview notes more transparent and bright
1036 fill_color = UINT_INTERPOLATE(fill_color, 0xFFFFFF40, 0.5);
1038 // calculate color based on note velocity
1039 resize_rect->property_fill_color_rgba() =
1041 note_fill_color(note->note()->velocity()),
1045 resize_rect->property_outline_color_rgba() =
1046 ARDOUR_UI::config()->canvasvar_MidiNoteSelectedOutline.get();
1048 resize_data->resize_rect = resize_rect;
1050 if(note_end == CanvasNote::NOTE_ON) {
1051 resize_data->current_x = note->x1();
1052 } else { // NOTE_OFF
1053 resize_data->current_x = note->x2();
1056 _resize_data.push_back(resize_data);
1062 MidiRegionView::update_resizing(CanvasNote::NoteEnd note_end, double x, bool relative)
1064 for (std::vector<NoteResizeData *>::iterator i = _resize_data.begin(); i != _resize_data.end(); ++i) {
1065 SimpleRect *resize_rect = (*i)->resize_rect;
1066 CanvasNote *canvas_note = (*i)->canvas_note;
1068 const double region_start = get_position_pixels();
1071 (*i)->current_x = (*i)->current_x + x;
1073 // x is in track relative, transform it to region relative
1074 (*i)->current_x = x - region_start;
1077 double current_x = (*i)->current_x;
1079 if(note_end == CanvasNote::NOTE_ON) {
1080 resize_rect->property_x1() = snap_to_pixel(current_x);
1081 resize_rect->property_x2() = canvas_note->x2();
1083 resize_rect->property_x2() = snap_to_pixel(current_x);
1084 resize_rect->property_x1() = canvas_note->x1();
1090 MidiRegionView::commit_resizing(CanvasNote::NoteEnd note_end, double event_x, bool relative)
1092 start_delta_command(_("resize notes"));
1094 for (std::vector<NoteResizeData *>::iterator i = _resize_data.begin(); i != _resize_data.end(); ++i) {
1095 CanvasNote *canvas_note = (*i)->canvas_note;
1096 SimpleRect *resize_rect = (*i)->resize_rect;
1097 double current_x = (*i)->current_x;
1098 const double position = get_position_pixels();
1101 // event_x is in track relative, transform it to region relative
1102 current_x = event_x - position;
1105 // because snapping works on world coordinates we have to transform current_x
1106 // to world coordinates before snapping and transform it back afterwards
1107 nframes_t current_frame = snap_to_frame(current_x);
1108 // transform to region start relative
1109 current_frame += _region->start();
1111 const boost::shared_ptr<Note> copy(new Note(*(canvas_note->note().get())));
1113 // resize beginning of note
1114 if (note_end == CanvasNote::NOTE_ON && current_frame < copy->end_time()) {
1115 command_remove_note(canvas_note);
1116 copy->on_event().time() = current_frame;
1117 command_add_note(copy);
1118 _marked_for_selection.insert(copy);
1120 // resize end of note
1121 if (note_end == CanvasNote::NOTE_OFF && current_frame > copy->time()) {
1122 command_remove_note(canvas_note);
1123 command_remove_note(canvas_note);
1124 copy->off_event().time() = current_frame;
1125 command_add_note(copy);
1126 _marked_for_selection.insert(copy);
1133 _resize_data.clear();
1139 MidiRegionView::change_velocity(uint8_t velocity, bool relative)
1141 start_delta_command(_("change velocity"));
1142 for (Selection::iterator i = _selection.begin(); i != _selection.end();) {
1143 Selection::iterator next = i;
1146 CanvasMidiEvent *event = *i;
1147 const boost::shared_ptr<Note> copy(new Note(*(event->note().get())));
1150 uint8_t new_velocity = copy->velocity() + velocity;
1151 clamp_0_to_127(new_velocity);
1153 copy->set_velocity(new_velocity);
1154 } else { // absolute
1155 copy->set_velocity(velocity);
1158 command_remove_note(event);
1159 command_add_note(copy);
1161 _marked_for_selection.insert(copy);
1165 // dont keep notes selected if tweaking a single note
1166 if(_marked_for_selection.size() == 1) {
1167 _marked_for_selection.clear();
1174 MidiRegionView::change_channel(uint8_t channel)
1176 start_delta_command(_("change channel"));
1177 for (Selection::iterator i = _selection.begin(); i != _selection.end();) {
1178 Selection::iterator next = i;
1181 CanvasMidiEvent *event = *i;
1182 const boost::shared_ptr<Note> copy(new Note(*(event->note().get())));
1184 copy->set_channel(channel);
1186 command_remove_note(event);
1187 command_add_note(copy);
1189 _marked_for_selection.insert(copy);
1193 // dont keep notes selected if tweaking a single note
1194 if(_marked_for_selection.size() == 1) {
1195 _marked_for_selection.clear();
1203 MidiRegionView::note_entered(ArdourCanvas::CanvasMidiEvent* ev)
1205 if (ev->note() && _mouse_state == EraseTouchDragging) {
1206 start_delta_command(_("note entered"));
1208 _delta_command->remove(ev->note());
1209 } else if (_mouse_state == SelectTouchDragging) {
1210 note_selected(ev, true);
1216 MidiRegionView::switch_source(boost::shared_ptr<Source> src)
1218 boost::shared_ptr<MidiSource> msrc = boost::dynamic_pointer_cast<MidiSource>(src);
1220 display_model(msrc->model());
1224 MidiRegionView::set_frame_color()
1227 if (_selected && should_show_selection) {
1228 frame->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_SelectedFrameBase.get();
1230 frame->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MidiFrameBase.get();