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change default overlapping note strategy to "relax" (i.e. do nothing); fix crash...
[ardour2.git] / gtk2_ardour / midi_region_view.cc
blob2de95c1f73aa67e0dfe4dcb0d03e594822c43c52
1 /*
2 Copyright (C) 2001-2011 Paul Davis
3 Author: David Robillard
4
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.
9
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.
14
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.
18 */
19
20 #include <cmath>
21 #include <cassert>
22 #include <algorithm>
23 #include <ostream>
24
25 #include <gtkmm.h>
26
27 #include <gtkmm2ext/gtk_ui.h>
28
29 #include <sigc++/signal.h>
30
31 #include "pbd/memento_command.h"
32 #include "pbd/stateful_diff_command.h"
33
34 #include "ardour/playlist.h"
35 #include "ardour/tempo.h"
36 #include "ardour/midi_region.h"
37 #include "ardour/midi_source.h"
38 #include "ardour/midi_model.h"
39 #include "ardour/midi_patch_manager.h"
40 #include "ardour/session.h"
41
42 #include "evoral/Parameter.hpp"
43 #include "evoral/MIDIParameters.hpp"
44 #include "evoral/Control.hpp"
45 #include "evoral/midi_util.h"
46
47 #include "automation_region_view.h"
48 #include "automation_time_axis.h"
49 #include "canvas-hit.h"
50 #include "canvas-note.h"
51 #include "canvas_patch_change.h"
52 #include "debug.h"
53 #include "editor.h"
54 #include "ghostregion.h"
55 #include "gui_thread.h"
56 #include "keyboard.h"
57 #include "midi_channel_dialog.h"
58 #include "midi_cut_buffer.h"
59 #include "midi_list_editor.h"
60 #include "midi_region_view.h"
61 #include "midi_streamview.h"
62 #include "midi_time_axis.h"
63 #include "midi_util.h"
64 #include "note_player.h"
65 #include "public_editor.h"
66 #include "rgb_macros.h"
67 #include "selection.h"
68 #include "simpleline.h"
69 #include "streamview.h"
70 #include "utils.h"
71 #include "mouse_cursors.h"
72 #include "patch_change_dialog.h"
73 #include "verbose_cursor.h"
74
75 #include "i18n.h"
76
77 using namespace ARDOUR;
78 using namespace PBD;
79 using namespace Editing;
80 using namespace ArdourCanvas;
81 using Gtkmm2ext::Keyboard;
82
83 MidiRegionView::MidiRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv,
84 boost::shared_ptr<MidiRegion> r, double spu, Gdk::Color const & basic_color)
85 : RegionView (parent, tv, r, spu, basic_color)
86 , _force_channel(-1)
87 , _last_channel_selection(0xFFFF)
88 , _current_range_min(0)
89 , _current_range_max(0)
90 , _model_name(string())
91 , _custom_device_mode(string())
92 , _active_notes(0)
93 , _note_group(new ArdourCanvas::Group(*group))
94 , _note_diff_command (0)
95 , _ghost_note(0)
96 , _drag_rect (0)
97 , _step_edit_cursor (0)
98 , _step_edit_cursor_width (1.0)
99 , _step_edit_cursor_position (0.0)
100 , _channel_selection_scoped_note (0)
101 , _temporary_note_group (0)
102 , _mouse_state(None)
103 , _pressed_button(0)
104 , _sort_needed (true)
105 , _optimization_iterator (_events.end())
106 , _list_editor (0)
107 , _no_sound_notes (false)
108 , _last_event_x (0)
109 , _last_event_y (0)
110 , _pre_enter_cursor (0)
111 {
112 _note_group->raise_to_top();
113 PublicEditor::DropDownKeys.connect (sigc::mem_fun (*this, &MidiRegionView::drop_down_keys));
114
115 connect_to_diskstream ();
116 }
117
118 MidiRegionView::MidiRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv,
119 boost::shared_ptr<MidiRegion> r, double spu, Gdk::Color& basic_color,
120 TimeAxisViewItem::Visibility visibility)
121 : RegionView (parent, tv, r, spu, basic_color, false, visibility)
122 , _force_channel(-1)
123 , _last_channel_selection(0xFFFF)
124 , _model_name(string())
125 , _custom_device_mode(string())
126 , _active_notes(0)
127 , _note_group(new ArdourCanvas::Group(*parent))
128 , _note_diff_command (0)
129 , _ghost_note(0)
130 , _drag_rect (0)
131 , _step_edit_cursor (0)
132 , _step_edit_cursor_width (1.0)
133 , _step_edit_cursor_position (0.0)
134 , _channel_selection_scoped_note (0)
135 , _temporary_note_group (0)
136 , _mouse_state(None)
137 , _pressed_button(0)
138 , _sort_needed (true)
139 , _optimization_iterator (_events.end())
140 , _list_editor (0)
141 , _no_sound_notes (false)
142 , _last_event_x (0)
143 , _last_event_y (0)
144 {
145 _note_group->raise_to_top();
146 PublicEditor::DropDownKeys.connect (sigc::mem_fun (*this, &MidiRegionView::drop_down_keys));
147
148 connect_to_diskstream ();
149 }
150
151 MidiRegionView::MidiRegionView (const MidiRegionView& other)
152 : sigc::trackable(other)
153 , RegionView (other)
154 , _force_channel(-1)
155 , _last_channel_selection(0xFFFF)
156 , _model_name(string())
157 , _custom_device_mode(string())
158 , _active_notes(0)
159 , _note_group(new ArdourCanvas::Group(*get_canvas_group()))
160 , _note_diff_command (0)
161 , _ghost_note(0)
162 , _drag_rect (0)
163 , _step_edit_cursor (0)
164 , _step_edit_cursor_width (1.0)
165 , _step_edit_cursor_position (0.0)
166 , _channel_selection_scoped_note (0)
167 , _temporary_note_group (0)
168 , _mouse_state(None)
169 , _pressed_button(0)
170 , _sort_needed (true)
171 , _optimization_iterator (_events.end())
172 , _list_editor (0)
173 , _no_sound_notes (false)
174 , _last_event_x (0)
175 , _last_event_y (0)
176 {
177 Gdk::Color c;
178 int r,g,b,a;
179
180 UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
181 c.set_rgb_p (r/255.0, g/255.0, b/255.0);
182
183 init (c, false);
184 }
185
186 MidiRegionView::MidiRegionView (const MidiRegionView& other, boost::shared_ptr<MidiRegion> region)
187 : RegionView (other, boost::shared_ptr<Region> (region))
188 , _force_channel(-1)
189 , _last_channel_selection(0xFFFF)
190 , _model_name(string())
191 , _custom_device_mode(string())
192 , _active_notes(0)
193 , _note_group(new ArdourCanvas::Group(*get_canvas_group()))
194 , _note_diff_command (0)
195 , _ghost_note(0)
196 , _drag_rect (0)
197 , _step_edit_cursor (0)
198 , _step_edit_cursor_width (1.0)
199 , _step_edit_cursor_position (0.0)
200 , _channel_selection_scoped_note (0)
201 , _temporary_note_group (0)
202 , _mouse_state(None)
203 , _pressed_button(0)
204 , _sort_needed (true)
205 , _optimization_iterator (_events.end())
206 , _list_editor (0)
207 , _no_sound_notes (false)
208 , _last_event_x (0)
209 , _last_event_y (0)
210 {
211 Gdk::Color c;
212 int r,g,b,a;
213
214 UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
215 c.set_rgb_p (r/255.0, g/255.0, b/255.0);
216
217 init (c, true);
218 }
219
220 void
221 MidiRegionView::init (Gdk::Color const & basic_color, bool wfd)
222 {
223 PublicEditor::DropDownKeys.connect (sigc::mem_fun (*this, &MidiRegionView::drop_down_keys));
224
225 CanvasNoteEvent::CanvasNoteEventDeleted.connect (note_delete_connection, MISSING_INVALIDATOR,
226 ui_bind (&MidiRegionView::maybe_remove_deleted_note_from_selection, this, _1),
227 gui_context());
228
229 if (wfd) {
230 midi_region()->midi_source(0)->load_model();
231 }
232
233 _model = midi_region()->midi_source(0)->model();
234 _enable_display = false;
235
236 RegionView::init (basic_color, false);
237
238 compute_colors (basic_color);
239
240 set_height (trackview.current_height());
241
242 region_muted ();
243 region_sync_changed ();
244 region_resized (ARDOUR::bounds_change);
245 region_locked ();
246
247 reset_width_dependent_items (_pixel_width);
248
249 set_colors ();
250
251 _enable_display = true;
252 if (_model) {
253 if (wfd) {
254 display_model (_model);
255 }
256 }
257
258 group->raise_to_top();
259 group->signal_event().connect(
260 sigc::mem_fun(this, &MidiRegionView::canvas_event), false);
261
262 midi_view()->signal_channel_mode_changed().connect(
263 sigc::mem_fun(this, &MidiRegionView::midi_channel_mode_changed));
264
265 midi_view()->signal_midi_patch_settings_changed().connect(
266 sigc::mem_fun(this, &MidiRegionView::midi_patch_settings_changed));
267
268 trackview.editor().SnapChanged.connect(snap_changed_connection, invalidator(*this),
269 ui_bind(&MidiRegionView::snap_changed, this),
270 gui_context());
271
272 connect_to_diskstream ();
273 }
274
275 void
276 MidiRegionView::connect_to_diskstream ()
277 {
278 midi_view()->midi_track()->DataRecorded.connect(
279 *this, invalidator(*this),
280 ui_bind(&MidiRegionView::data_recorded, this, _1, _2),
281 gui_context());
282 }
283
284 bool
285 MidiRegionView::canvas_event(GdkEvent* ev)
286 {
287 switch (ev->type) {
288 case GDK_ENTER_NOTIFY:
289 case GDK_LEAVE_NOTIFY:
290 _last_event_x = ev->crossing.x;
291 _last_event_y = ev->crossing.y;
292 break;
293 case GDK_MOTION_NOTIFY:
294 _last_event_x = ev->motion.x;
295 _last_event_y = ev->motion.y;
296 break;
297 default:
298 break;
299 }
300
301 if (!trackview.editor().internal_editing()) {
302 return false;
303 }
304
305 switch (ev->type) {
306 case GDK_SCROLL:
307 return scroll (&ev->scroll);
308
309 case GDK_KEY_PRESS:
310 return key_press (&ev->key);
311
312 case GDK_KEY_RELEASE:
313 return key_release (&ev->key);
314
315 case GDK_BUTTON_PRESS:
316 return button_press (&ev->button);
317
318 case GDK_2BUTTON_PRESS:
319 return true;
320
321 case GDK_BUTTON_RELEASE:
322 return button_release (&ev->button);
323
324 case GDK_ENTER_NOTIFY:
325 return enter_notify (&ev->crossing);
326
327 case GDK_LEAVE_NOTIFY:
328 return leave_notify (&ev->crossing);
329
330 case GDK_MOTION_NOTIFY:
331 return motion (&ev->motion);
332
333 default:
334 break;
335 }
336
337 return false;
338 }
339
340 void
341 MidiRegionView::remove_ghost_note ()
342 {
343 delete _ghost_note;
344 _ghost_note = 0;
345 }
346
347 bool
348 MidiRegionView::enter_notify (GdkEventCrossing* ev)
349 {
350 trackview.editor().MouseModeChanged.connect (
351 _mouse_mode_connection, invalidator (*this), ui_bind (&MidiRegionView::mouse_mode_changed, this), gui_context ()
352 );
353
354 Keyboard::magic_widget_grab_focus();
355 group->grab_focus();
356
357 if (trackview.editor().current_mouse_mode() == MouseRange) {
358 create_ghost_note (ev->x, ev->y);
359 }
360
361 return false;
362 }
363
364 bool
365 MidiRegionView::leave_notify (GdkEventCrossing*)
366 {
367 _mouse_mode_connection.disconnect ();
368
369 trackview.editor().verbose_cursor()->hide ();
370 remove_ghost_note ();
371 return false;
372 }
373
374 void
375 MidiRegionView::mouse_mode_changed ()
376 {
377 if (trackview.editor().current_mouse_mode() == MouseRange && trackview.editor().internal_editing()) {
378 create_ghost_note (_last_event_x, _last_event_y);
379 } else {
380 remove_ghost_note ();
381 trackview.editor().verbose_cursor()->hide ();
382 }
383 }
384
385 bool
386 MidiRegionView::button_press (GdkEventButton* ev)
387 {
388 if (ev->button != 1) {
389 return false;
390 }
391
392 _last_x = ev->x;
393 _last_y = ev->y;
394
395 group->w2i (_last_x, _last_y);
396
397 if (_mouse_state != SelectTouchDragging) {
398
399 _pressed_button = ev->button;
400 _mouse_state = Pressed;
401
402 return true;
403 }
404
405 _pressed_button = ev->button;
406
407 return true;
408 }
409
410 bool
411 MidiRegionView::button_release (GdkEventButton* ev)
412 {
413 double event_x, event_y;
414 framepos_t event_frame = 0;
415
416 if (ev->button != 1) {
417 return false;
418 }
419
420 event_x = ev->x;
421 event_y = ev->y;
422
423 group->w2i(event_x, event_y);
424 group->ungrab(ev->time);
425
426 event_frame = trackview.editor().pixel_to_frame(event_x);
427
428 switch (_mouse_state) {
429 case Pressed: // Clicked
430
431 switch (trackview.editor().current_mouse_mode()) {
432 case MouseObject:
433 case MouseTimeFX:
434 {
435 clear_selection();
436
437 if (Keyboard::is_insert_note_event(ev)) {
438
439 double event_x, event_y;
440
441 event_x = ev->x;
442 event_y = ev->y;
443 group->w2i(event_x, event_y);
444
445 bool success;
446 Evoral::MusicalTime beats = trackview.editor().get_grid_type_as_beats (success, trackview.editor().pixel_to_frame (event_x));
447
448 if (!success) {
449 beats = 1;
450 }
451
452 create_note_at (event_x, event_y, beats, true);
453 }
454
455 break;
456 }
457 case MouseRange:
458 {
459 bool success;
460 Evoral::MusicalTime beats = trackview.editor().get_grid_type_as_beats (success, trackview.editor().pixel_to_frame (event_x));
461
462 if (!success) {
463 beats = 1;
464 }
465
466 create_note_at (event_x, event_y, beats, true);
467
468 break;
469 }
470 default:
471 break;
472 }
473
474 _mouse_state = None;
475 break;
476
477 case SelectRectDragging: // Select drag done
478
479 _mouse_state = None;
480 delete _drag_rect;
481 _drag_rect = 0;
482 break;
483
484 case AddDragging: // Add drag done
485
486 _mouse_state = None;
487
488 if (Keyboard::is_insert_note_event(ev) || trackview.editor().current_mouse_mode() == MouseRange) {
489
490 if (_drag_rect->property_x2() > _drag_rect->property_x1() + 2) {
491
492 const double x = _drag_rect->property_x1();
493 const double length = trackview.editor().pixel_to_frame (_drag_rect->property_x2() - _drag_rect->property_x1());
494
495 create_note_at (x, _drag_rect->property_y1(), frames_to_beats(length), true);
496 }
497 }
498
499 delete _drag_rect;
500 _drag_rect = 0;
501
502 create_ghost_note (ev->x, ev->y);
503
504 default:
505 break;
506 }
507
508 return false;
509 }
510
511 bool
512 MidiRegionView::motion (GdkEventMotion* ev)
513 {
514 double event_x, event_y;
515 framepos_t event_frame = 0;
516
517 event_x = ev->x;
518 event_y = ev->y;
519 group->w2i(event_x, event_y);
520
521 // convert event_x to global frame
522 event_frame = snap_pixel_to_frame (event_x);
523
524 if (!_ghost_note && trackview.editor().current_mouse_mode() != MouseRange
525 && Keyboard::modifier_state_contains (ev->state, Keyboard::insert_note_modifier())
526 && _mouse_state != AddDragging) {
527
528 create_ghost_note (ev->x, ev->y);
529 } else if (_ghost_note && trackview.editor().current_mouse_mode() != MouseRange
530 && Keyboard::modifier_state_contains (ev->state, Keyboard::insert_note_modifier())) {
531
532 update_ghost_note (ev->x, ev->y);
533 } else if (_ghost_note && trackview.editor().current_mouse_mode() != MouseRange) {
534
535 delete _ghost_note;
536 _ghost_note = 0;
537
538 trackview.editor().verbose_cursor()->hide ();
539 } else if (_ghost_note && trackview.editor().current_mouse_mode() == MouseRange) {
540 update_ghost_note (ev->x, ev->y);
541 }
542
543 /* any motion immediately hides velocity text that may have been visible */
544
545 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
546 (*i)->hide_velocity ();
547 }
548
549 switch (_mouse_state) {
550 case Pressed: // Maybe start a drag, if we've moved a bit
551
552 if (fabs (event_x - _last_x) < 1 && fabs (event_y - _last_y) < 1) {
553 /* no appreciable movement since the button was pressed */
554 return false;
555 }
556
557 if (_pressed_button == 1 && trackview.editor().current_mouse_mode() == MouseObject
558 && !Keyboard::modifier_state_contains (ev->state, Keyboard::insert_note_modifier())) {
559 // Select drag start
560
561 group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
562 Gdk::Cursor(Gdk::FLEUR), ev->time);
563
564 _last_x = event_x;
565 _last_y = event_y;
566 _drag_start_x = event_x;
567 _drag_start_y = event_y;
568
569 _drag_rect = new ArdourCanvas::SimpleRect(*group);
570 _drag_rect->property_x1() = event_x;
571 _drag_rect->property_y1() = event_y;
572 _drag_rect->property_x2() = event_x;
573 _drag_rect->property_y2() = event_y;
574 _drag_rect->property_outline_what() = 0xFF;
575 _drag_rect->property_outline_color_rgba()
576 = ARDOUR_UI::config()->canvasvar_MidiSelectRectOutline.get();
577 _drag_rect->property_fill_color_rgba()
578 = ARDOUR_UI::config()->canvasvar_MidiSelectRectFill.get();
579
580 _mouse_state = SelectRectDragging;
581 return true;
582
583 } else if (trackview.editor().internal_editing()) {
584 // Add note drag start
585
586 delete _ghost_note;
587 _ghost_note = 0;
588
589 group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
590 Gdk::Cursor(Gdk::FLEUR), ev->time);
591
592 _last_x = event_x;
593 _last_y = event_y;
594 _drag_start_x = event_x;
595 _drag_start_y = event_y;
596
597 _drag_rect = new ArdourCanvas::SimpleRect(*group);
598 _drag_rect->property_x1() = trackview.editor().frame_to_pixel(event_frame);
599
600 _drag_rect->property_y1() = midi_stream_view()->note_to_y(
601 midi_stream_view()->y_to_note(event_y));
602 _drag_rect->property_x2() = trackview.editor().frame_to_pixel(event_frame);
603 _drag_rect->property_y2() = _drag_rect->property_y1()
604 + floor(midi_stream_view()->note_height());
605 _drag_rect->property_outline_what() = 0xFF;
606 _drag_rect->property_outline_color_rgba() = 0xFFFFFF99;
607 _drag_rect->property_fill_color_rgba() = 0xFFFFFF66;
608
609 _mouse_state = AddDragging;
610
611 if (_ghost_note) {
612
613 delete _ghost_note;
614 _ghost_note = 0;
615
616 trackview.editor().verbose_cursor()->hide ();
617 }
618
619 return true;
620 }
621
622 return false;
623
624 case SelectRectDragging: // Select drag motion
625 case AddDragging: // Add note drag motion
626
627 if (ev->is_hint) {
628 int t_x;
629 int t_y;
630 GdkModifierType state;
631 gdk_window_get_pointer(ev->window, &t_x, &t_y, &state);
632 event_x = t_x;
633 event_y = t_y;
634 }
635
636 if (_mouse_state == AddDragging) {
637 event_x = trackview.editor().frame_to_pixel(event_frame);
638 }
639
640 if (_drag_rect) {
641
642 if (event_x > _drag_start_x) {
643 _drag_rect->property_x2() = event_x;
644 }
645 else {
646 _drag_rect->property_x1() = event_x;
647 }
648 }
649
650 if (_drag_rect && _mouse_state == SelectRectDragging) {
651
652 if (event_y > _drag_start_y) {
653 _drag_rect->property_y2() = event_y;
654 }
655 else {
656 _drag_rect->property_y1() = event_y;
657 }
658
659 update_drag_selection(_drag_start_x, event_x, _drag_start_y, event_y);
660 }
661
662 _last_x = event_x;
663 _last_y = event_y;
664
665 case SelectTouchDragging:
666 return false;
667
668 default:
669 break;
670 }
671
672 return false;
673 }
674
675
676 bool
677 MidiRegionView::scroll (GdkEventScroll* ev)
678 {
679 if (_selection.empty()) {
680 return false;
681 }
682
683 trackview.editor().verbose_cursor()->hide ();
684
685 bool fine = !Keyboard::modifier_state_equals (ev->state, Keyboard::SecondaryModifier);
686
687 if (ev->direction == GDK_SCROLL_UP) {
688 change_velocities (true, fine, false);
689 } else if (ev->direction == GDK_SCROLL_DOWN) {
690 change_velocities (false, fine, false);
691 }
692 return true;
693 }
694
695 bool
696 MidiRegionView::key_press (GdkEventKey* ev)
697 {
698 /* since GTK bindings are generally activated on press, and since
699 detectable auto-repeat is the name of the game and only sends
700 repeated presses, carry out key actions at key press, not release.
701 */
702
703 if (ev->keyval == GDK_Alt_L || ev->keyval == GDK_Alt_R) {
704 _mouse_state = SelectTouchDragging;
705 return true;
706
707 } else if (ev->keyval == GDK_Escape) {
708 clear_selection();
709 _mouse_state = None;
710
711 } else if (ev->keyval == GDK_comma || ev->keyval == GDK_period) {
712
713 bool start = (ev->keyval == GDK_comma);
714 bool end = (ev->keyval == GDK_period);
715 bool shorter = Keyboard::modifier_state_contains (ev->state, Keyboard::PrimaryModifier);
716 bool fine = Keyboard::modifier_state_contains (ev->state, Keyboard::SecondaryModifier);
717
718 change_note_lengths (fine, shorter, 0.0, start, end);
719
720 return true;
721
722 } else if (ev->keyval == GDK_Delete) {
723
724 delete_selection();
725 return true;
726
727 } else if (ev->keyval == GDK_Tab) {
728
729 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
730 goto_previous_note ();
731 } else {
732 goto_next_note ();
733 }
734 return true;
735
736 } else if (ev->keyval == GDK_Up) {
737
738 bool allow_smush = Keyboard::modifier_state_contains (ev->state, Keyboard::TertiaryModifier);
739 bool fine = !Keyboard::modifier_state_contains (ev->state, Keyboard::SecondaryModifier);
740
741 if (Keyboard::modifier_state_contains (ev->state, Keyboard::PrimaryModifier)) {
742 change_velocities (true, fine, allow_smush);
743 } else {
744 transpose (true, fine, allow_smush);
745 }
746 return true;
747
748 } else if (ev->keyval == GDK_Down) {
749
750 bool allow_smush = Keyboard::modifier_state_contains (ev->state, Keyboard::TertiaryModifier);
751 bool fine = !Keyboard::modifier_state_contains (ev->state, Keyboard::SecondaryModifier);
752
753 if (Keyboard::modifier_state_contains (ev->state, Keyboard::PrimaryModifier)) {
754 change_velocities (false, fine, allow_smush);
755 } else {
756 transpose (false, fine, allow_smush);
757 }
758 return true;
759
760 } else if (ev->keyval == GDK_Left) {
761
762 nudge_notes (false);
763 return true;
764
765 } else if (ev->keyval == GDK_Right) {
766
767 nudge_notes (true);
768 return true;
769
770 } else if (ev->keyval == GDK_Control_L) {
771 return true;
772
773 } else if (ev->keyval == GDK_c) {
774 channel_edit ();
775 return true;
776 }
777
778 return false;
779 }
780
781 bool
782 MidiRegionView::key_release (GdkEventKey* ev)
783 {
784 if (ev->keyval == GDK_Alt_L || ev->keyval == GDK_Alt_R) {
785 _mouse_state = None;
786 return true;
787 }
788 return false;
789 }
790
791 void
792 MidiRegionView::channel_edit ()
793 {
794 bool first = true;
795 bool mixed = false;
796 uint8_t current_channel;
797
798 if (_selection.empty()) {
799 return;
800 }
801
802 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
803 Selection::iterator next = i;
804 if (first) {
805 current_channel = (*i)->note()->channel ();
806 first = false;
807 } else {
808 if (current_channel != (*i)->note()->channel()) {
809 mixed = true;
810 }
811 }
812 }
813
814 MidiChannelDialog channel_dialog (current_channel);
815 int ret = channel_dialog.run ();
816
817 switch (ret) {
818 case Gtk::RESPONSE_OK:
819 break;
820 default:
821 return;
822 }
823
824 uint8_t new_channel = channel_dialog.active_channel ();
825
826 start_note_diff_command (_("channel edit"));
827
828 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ) {
829 Selection::iterator next = i;
830 ++next;
831 change_note_channel (*i, new_channel);
832 i = next;
833 }
834
835 apply_diff ();
836 }
837
838 void
839 MidiRegionView::show_list_editor ()
840 {
841 if (!_list_editor) {
842 _list_editor = new MidiListEditor (trackview.session(), midi_region());
843 }
844 _list_editor->present ();
845 }
846
847 /** Add a note to the model, and the view, at a canvas (click) coordinate.
848 * \param x horizontal position in pixels
849 * \param y vertical position in pixels
850 * \param length duration of the note in beats, which will be snapped to the grid
851 * \param sh true to make the note 1 frame shorter than the snapped version of \a length.
852 */
853 void
854 MidiRegionView::create_note_at(double x, double y, double length, bool sh)
855 {
856 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
857 MidiStreamView* const view = mtv->midi_view();
858
859 double note = view->y_to_note(y);
860
861 assert(note >= 0.0);
862 assert(note <= 127.0);
863
864 // Start of note in frames relative to region start
865 framepos_t const start_frames = snap_pixel_to_frame (x);
866 assert(start_frames >= 0);
867
868 // Snap length
869 length = frames_to_beats(
870 snap_frame_to_frame(start_frames + beats_to_frames(length)) - start_frames);
871
872 assert (length != 0);
873
874 if (sh) {
875 length = frames_to_beats (beats_to_frames (length) - 1);
876 }
877
878 const boost::shared_ptr<NoteType> new_note (new NoteType (mtv->get_channel_for_add (),
879 frames_to_beats(start_frames + _region->start()), length,
880 (uint8_t)note, 0x40));
881
882 if (_model->contains (new_note)) {
883 return;
884 }
885
886 view->update_note_range(new_note->note());
887
888 MidiModel::NoteDiffCommand* cmd = _model->new_note_diff_command("add note");
889 cmd->add (new_note);
890 _model->apply_command(*trackview.session(), cmd);
891
892 play_midi_note (new_note);
893 }
894
895 void
896 MidiRegionView::clear_events()
897 {
898 clear_selection();
899
900 MidiGhostRegion* gr;
901 for (std::vector<GhostRegion*>::iterator g = ghosts.begin(); g != ghosts.end(); ++g) {
902 if ((gr = dynamic_cast<MidiGhostRegion*>(*g)) != 0) {
903 gr->clear_events();
904 }
905 }
906
907 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
908 delete *i;
909 }
910
911 _events.clear();
912 _patch_changes.clear();
913 _sys_exes.clear();
914 _optimization_iterator = _events.end();
915 }
916
917 void
918 MidiRegionView::display_model(boost::shared_ptr<MidiModel> model)
919 {
920 _model = model;
921
922 content_connection.disconnect ();
923 _model->ContentsChanged.connect (content_connection, invalidator (*this), boost::bind (&MidiRegionView::redisplay_model, this), gui_context());
924
925 clear_events ();
926
927 if (_enable_display) {
928 redisplay_model();
929 }
930 }
931
932 void
933 MidiRegionView::start_note_diff_command (string name)
934 {
935 if (!_note_diff_command) {
936 _note_diff_command = _model->new_note_diff_command (name);
937 }
938 }
939
940 void
941 MidiRegionView::note_diff_add_note (const boost::shared_ptr<NoteType> note, bool selected, bool show_velocity)
942 {
943 if (_note_diff_command) {
944 _note_diff_command->add (note);
945 }
946 if (selected) {
947 _marked_for_selection.insert(note);
948 }
949 if (show_velocity) {
950 _marked_for_velocity.insert(note);
951 }
952 }
953
954 void
955 MidiRegionView::note_diff_remove_note (ArdourCanvas::CanvasNoteEvent* ev)
956 {
957 if (_note_diff_command && ev->note()) {
958 _note_diff_command->remove(ev->note());
959 }
960 }
961
962 void
963 MidiRegionView::note_diff_add_change (ArdourCanvas::CanvasNoteEvent* ev,
964 MidiModel::NoteDiffCommand::Property property,
965 uint8_t val)
966 {
967 if (_note_diff_command) {
968 _note_diff_command->change (ev->note(), property, val);
969 }
970 }
971
972 void
973 MidiRegionView::note_diff_add_change (ArdourCanvas::CanvasNoteEvent* ev,
974 MidiModel::NoteDiffCommand::Property property,
975 Evoral::MusicalTime val)
976 {
977 if (_note_diff_command) {
978 _note_diff_command->change (ev->note(), property, val);
979 }
980 }
981
982 void
983 MidiRegionView::apply_diff (bool as_subcommand)
984 {
985 bool add_or_remove;
986
987 if (!_note_diff_command) {
988 return;
989 }
990
991 if ((add_or_remove = _note_diff_command->adds_or_removes())) {
992 // Mark all selected notes for selection when model reloads
993 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
994 _marked_for_selection.insert((*i)->note());
995 }
996 }
997
998 if (as_subcommand) {
999 _model->apply_command_as_subcommand (*trackview.session(), _note_diff_command);
1000 } else {
1001 _model->apply_command (*trackview.session(), _note_diff_command);
1002 }
1003
1004 _note_diff_command = 0;
1005 midi_view()->midi_track()->playlist_modified();
1006
1007 if (add_or_remove) {
1008 _marked_for_selection.clear();
1009 }
1010
1011 _marked_for_velocity.clear();
1012 }
1013
1014 void
1015 MidiRegionView::abort_command()
1016 {
1017 delete _note_diff_command;
1018 _note_diff_command = 0;
1019 clear_selection();
1020 }
1021
1022 CanvasNoteEvent*
1023 MidiRegionView::find_canvas_note (boost::shared_ptr<NoteType> note)
1024 {
1025 if (_optimization_iterator != _events.end()) {
1026 ++_optimization_iterator;
1027 }
1028
1029 if (_optimization_iterator != _events.end() && (*_optimization_iterator)->note() == note) {
1030 return *_optimization_iterator;
1031 }
1032
1033 for (_optimization_iterator = _events.begin(); _optimization_iterator != _events.end(); ++_optimization_iterator) {
1034 if ((*_optimization_iterator)->note() == note) {
1035 return *_optimization_iterator;
1036 }
1037 }
1038
1039 return 0;
1040 }
1041
1042 void
1043 MidiRegionView::get_events (Events& e, Evoral::Sequence<Evoral::MusicalTime>::NoteOperator op, uint8_t val, int chan_mask)
1044 {
1045 MidiModel::Notes notes;
1046 _model->get_notes (notes, op, val, chan_mask);
1047
1048 for (MidiModel::Notes::iterator n = notes.begin(); n != notes.end(); ++n) {
1049 CanvasNoteEvent* cne = find_canvas_note (*n);
1050 if (cne) {
1051 e.push_back (cne);
1052 }
1053 }
1054 }
1055
1056 void
1057 MidiRegionView::redisplay_model()
1058 {
1059 // Don't redisplay the model if we're currently recording and displaying that
1060 if (_active_notes) {
1061 return;
1062 }
1063
1064 if (!_model) {
1065 return;
1066 }
1067
1068 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
1069 (*i)->invalidate ();
1070 }
1071
1072 MidiModel::ReadLock lock(_model->read_lock());
1073
1074 MidiModel::Notes& notes (_model->notes());
1075 _optimization_iterator = _events.begin();
1076
1077 for (MidiModel::Notes::iterator n = notes.begin(); n != notes.end(); ++n) {
1078
1079 boost::shared_ptr<NoteType> note (*n);
1080 CanvasNoteEvent* cne;
1081 bool visible;
1082
1083 if (note_in_region_range (note, visible)) {
1084
1085 if ((cne = find_canvas_note (note)) != 0) {
1086
1087 cne->validate ();
1088
1089 CanvasNote* cn;
1090 CanvasHit* ch;
1091
1092 if ((cn = dynamic_cast<CanvasNote*>(cne)) != 0) {
1093 update_note (cn);
1094 } else if ((ch = dynamic_cast<CanvasHit*>(cne)) != 0) {
1095 update_hit (ch);
1096 }
1097
1098 if (visible) {
1099 cne->show ();
1100 } else {
1101 cne->hide ();
1102 }
1103
1104 } else {
1105
1106 add_note (note, visible);
1107 }
1108
1109 } else {
1110
1111 if ((cne = find_canvas_note (note)) != 0) {
1112 cne->validate ();
1113 cne->hide ();
1114 }
1115 }
1116 }
1117
1118
1119 /* remove note items that are no longer valid */
1120
1121 for (Events::iterator i = _events.begin(); i != _events.end(); ) {
1122 if (!(*i)->valid ()) {
1123 delete *i;
1124 i = _events.erase (i);
1125 } else {
1126 ++i;
1127 }
1128 }
1129
1130 _patch_changes.clear();
1131 _sys_exes.clear();
1132
1133 display_sysexes();
1134 display_patch_changes ();
1135
1136 _marked_for_selection.clear ();
1137 _marked_for_velocity.clear ();
1138
1139 /* we may have caused _events to contain things out of order (e.g. if a note
1140 moved earlier or later). we don't generally need them in time order, but
1141 make a note that a sort is required for those cases that require it.
1142 */
1143
1144 _sort_needed = true;
1145 }
1146
1147 void
1148 MidiRegionView::display_patch_changes ()
1149 {
1150 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
1151 uint16_t chn_mask = mtv->channel_selector().get_selected_channels();
1152
1153 for (uint8_t i = 0; i < 16; ++i) {
1154 if (chn_mask & (1<<i)) {
1155 display_patch_changes_on_channel (i);
1156 }
1157 }
1158 }
1159
1160 void
1161 MidiRegionView::display_patch_changes_on_channel (uint8_t channel)
1162 {
1163 for (MidiModel::PatchChanges::const_iterator i = _model->patch_changes().begin(); i != _model->patch_changes().end(); ++i) {
1164
1165 if ((*i)->channel() != channel) {
1166 continue;
1167 }
1168
1169 MIDI::Name::PatchPrimaryKey patch_key ((*i)->bank_msb (), (*i)->bank_lsb (), (*i)->program ());
1170
1171 boost::shared_ptr<MIDI::Name::Patch> patch =
1172 MIDI::Name::MidiPatchManager::instance().find_patch(
1173 _model_name, _custom_device_mode, channel, patch_key);
1174
1175 if (patch != 0) {
1176 add_canvas_patch_change (*i, patch->name());
1177 } else {
1178 char buf[16];
1179 /* program and bank numbers are zero-based: convert to one-based */
1180 snprintf (buf, 16, "%d\n%d", (*i)->program() + 1, (*i)->bank() + 1);
1181 add_canvas_patch_change (*i, buf);
1182 }
1183 }
1184 }
1185
1186 void
1187 MidiRegionView::display_sysexes()
1188 {
1189 for (MidiModel::SysExes::const_iterator i = _model->sysexes().begin(); i != _model->sysexes().end(); ++i) {
1190 Evoral::MusicalTime time = (*i)->time();
1191 assert(time >= 0);
1192
1193 ostringstream str;
1194 str << hex;
1195 for (uint32_t b = 0; b < (*i)->size(); ++b) {
1196 str << int((*i)->buffer()[b]);
1197 if (b != (*i)->size() -1) {
1198 str << " ";
1199 }
1200 }
1201 string text = str.str();
1202
1203 const double x = trackview.editor().frame_to_pixel(beats_to_frames(time));
1204
1205 double height = midi_stream_view()->contents_height();
1206
1207 boost::shared_ptr<CanvasSysEx> sysex = boost::shared_ptr<CanvasSysEx>(
1208 new CanvasSysEx(*this, *_note_group, text, height, x, 1.0));
1209
1210 // Show unless patch change is beyond the region bounds
1211 if (time - _region->start() >= _region->length() || time < _region->start()) {
1212 sysex->hide();
1213 } else {
1214 sysex->show();
1215 }
1216
1217 _sys_exes.push_back(sysex);
1218 }
1219 }
1220
1221
1222 MidiRegionView::~MidiRegionView ()
1223 {
1224 in_destructor = true;
1225
1226 trackview.editor().verbose_cursor()->hide ();
1227
1228 note_delete_connection.disconnect ();
1229
1230 delete _list_editor;
1231
1232 RegionViewGoingAway (this); /* EMIT_SIGNAL */
1233
1234 if (_active_notes) {
1235 end_write();
1236 }
1237
1238 _selection.clear();
1239 clear_events();
1240
1241 delete _note_group;
1242 delete _note_diff_command;
1243 delete _step_edit_cursor;
1244 delete _temporary_note_group;
1245 }
1246
1247 void
1248 MidiRegionView::region_resized (const PropertyChange& what_changed)
1249 {
1250 RegionView::region_resized(what_changed);
1251
1252 if (what_changed.contains (ARDOUR::Properties::position)) {
1253 set_duration(_region->length(), 0);
1254 if (_enable_display) {
1255 redisplay_model();
1256 }
1257 }
1258 }
1259
1260 void
1261 MidiRegionView::reset_width_dependent_items (double pixel_width)
1262 {
1263 RegionView::reset_width_dependent_items(pixel_width);
1264 assert(_pixel_width == pixel_width);
1265
1266 if (_enable_display) {
1267 redisplay_model();
1268 }
1269
1270 move_step_edit_cursor (_step_edit_cursor_position);
1271 set_step_edit_cursor_width (_step_edit_cursor_width);
1272 }
1273
1274 void
1275 MidiRegionView::set_height (double height)
1276 {
1277 static const double FUDGE = 2.0;
1278 const double old_height = _height;
1279 RegionView::set_height(height);
1280 _height = height - FUDGE;
1281
1282 apply_note_range(midi_stream_view()->lowest_note(),
1283 midi_stream_view()->highest_note(),
1284 height != old_height + FUDGE);
1285
1286 if (name_pixbuf) {
1287 name_pixbuf->raise_to_top();
1288 }
1289
1290 for (PatchChanges::iterator x = _patch_changes.begin(); x != _patch_changes.end(); ++x) {
1291 (*x)->set_height (midi_stream_view()->contents_height());
1292 }
1293
1294 if (_step_edit_cursor) {
1295 _step_edit_cursor->property_y2() = midi_stream_view()->contents_height();
1296 }
1297 }
1298
1299
1300 /** Apply the current note range from the stream view
1301 * by repositioning/hiding notes as necessary
1302 */
1303 void
1304 MidiRegionView::apply_note_range (uint8_t min, uint8_t max, bool force)
1305 {
1306 if (!_enable_display) {
1307 return;
1308 }
1309
1310 if (!force && _current_range_min == min && _current_range_max == max) {
1311 return;
1312 }
1313
1314 _current_range_min = min;
1315 _current_range_max = max;
1316
1317 for (Events::const_iterator i = _events.begin(); i != _events.end(); ++i) {
1318 CanvasNoteEvent* event = *i;
1319 boost::shared_ptr<NoteType> note (event->note());
1320
1321 if (note->note() < _current_range_min ||
1322 note->note() > _current_range_max) {
1323 event->hide();
1324 } else {
1325 event->show();
1326 }
1327
1328 if (CanvasNote* cnote = dynamic_cast<CanvasNote*>(event)) {
1329
1330 const double y1 = midi_stream_view()->note_to_y(note->note());
1331 const double y2 = y1 + floor(midi_stream_view()->note_height());
1332
1333 cnote->property_y1() = y1;
1334 cnote->property_y2() = y2;
1335
1336 } else if (CanvasHit* chit = dynamic_cast<CanvasHit*>(event)) {
1337
1338 const double diamond_size = update_hit (chit);
1339
1340 chit->set_height (diamond_size);
1341 }
1342 }
1343 }
1344
1345 GhostRegion*
1346 MidiRegionView::add_ghost (TimeAxisView& tv)
1347 {
1348 CanvasNote* note;
1349
1350 double unit_position = _region->position () / samples_per_unit;
1351 MidiTimeAxisView* mtv = dynamic_cast<MidiTimeAxisView*>(&tv);
1352 MidiGhostRegion* ghost;
1353
1354 if (mtv && mtv->midi_view()) {
1355 /* if ghost is inserted into midi track, use a dedicated midi ghost canvas group
1356 to allow having midi notes on top of note lines and waveforms.
1357 */
1358 ghost = new MidiGhostRegion (*mtv->midi_view(), trackview, unit_position);
1359 } else {
1360 ghost = new MidiGhostRegion (tv, trackview, unit_position);
1361 }
1362
1363 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
1364 if ((note = dynamic_cast<CanvasNote*>(*i)) != 0) {
1365 ghost->add_note(note);
1366 }
1367 }
1368
1369 ghost->set_height ();
1370 ghost->set_duration (_region->length() / samples_per_unit);
1371 ghosts.push_back (ghost);
1372
1373 GhostRegion::CatchDeletion.connect (*this, invalidator (*this), ui_bind (&RegionView::remove_ghost, this, _1), gui_context());
1374
1375 return ghost;
1376 }
1377
1378
1379 /** Begin tracking note state for successive calls to add_event
1380 */
1381 void
1382 MidiRegionView::begin_write()
1383 {
1384 assert(!_active_notes);
1385 _active_notes = new CanvasNote*[128];
1386 for (unsigned i=0; i < 128; ++i) {
1387 _active_notes[i] = 0;
1388 }
1389 }
1390
1391
1392 /** Destroy note state for add_event
1393 */
1394 void
1395 MidiRegionView::end_write()
1396 {
1397 delete[] _active_notes;
1398 _active_notes = 0;
1399 _marked_for_selection.clear();
1400 _marked_for_velocity.clear();
1401 }
1402
1403
1404 /** Resolve an active MIDI note (while recording).
1405 */
1406 void
1407 MidiRegionView::resolve_note(uint8_t note, double end_time)
1408 {
1409 if (midi_view()->note_mode() != Sustained) {
1410 return;
1411 }
1412
1413 if (_active_notes && _active_notes[note]) {
1414
1415 const framepos_t end_time_frames = beats_to_frames(end_time);
1416
1417 _active_notes[note]->property_x2() = trackview.editor().frame_to_pixel(end_time_frames);
1418 _active_notes[note]->property_outline_what() = (guint32) 0xF; // all edges
1419 _active_notes[note] = 0;
1420 }
1421 }
1422
1423
1424 /** Extend active notes to rightmost edge of region (if length is changed)
1425 */
1426 void
1427 MidiRegionView::extend_active_notes()
1428 {
1429 if (!_active_notes) {
1430 return;
1431 }
1432
1433 for (unsigned i=0; i < 128; ++i) {
1434 if (_active_notes[i]) {
1435 _active_notes[i]->property_x2() = trackview.editor().frame_to_pixel(_region->length());
1436 }
1437 }
1438 }
1439
1440
1441 void
1442 MidiRegionView::play_midi_note(boost::shared_ptr<NoteType> note)
1443 {
1444 if (_no_sound_notes || !trackview.editor().sound_notes()) {
1445 return;
1446 }
1447
1448 RouteUI* route_ui = dynamic_cast<RouteUI*> (&trackview);
1449
1450 if (!route_ui || !route_ui->midi_track()) {
1451 return;
1452 }
1453
1454 NotePlayer* np = new NotePlayer (route_ui->midi_track());
1455 np->add (note);
1456 np->play ();
1457 }
1458
1459 void
1460 MidiRegionView::play_midi_chord (vector<boost::shared_ptr<NoteType> > notes)
1461 {
1462 if (_no_sound_notes || !trackview.editor().sound_notes()) {
1463 return;
1464 }
1465
1466 RouteUI* route_ui = dynamic_cast<RouteUI*> (&trackview);
1467
1468 if (!route_ui || !route_ui->midi_track()) {
1469 return;
1470 }
1471
1472 NotePlayer* np = new NotePlayer (route_ui->midi_track());
1473
1474 for (vector<boost::shared_ptr<NoteType> >::iterator n = notes.begin(); n != notes.end(); ++n) {
1475 np->add (*n);
1476 }
1477
1478 np->play ();
1479 }
1480
1481
1482 bool
1483 MidiRegionView::note_in_region_range(const boost::shared_ptr<NoteType> note, bool& visible) const
1484 {
1485 const framepos_t note_start_frames = beats_to_frames(note->time());
1486
1487 bool outside = (note_start_frames - _region->start() >= _region->length()) ||
1488 (note_start_frames < _region->start());
1489
1490 visible = (note->note() >= midi_stream_view()->lowest_note()) &&
1491 (note->note() <= midi_stream_view()->highest_note());
1492
1493 return !outside;
1494 }
1495
1496 /** Update a canvas note's size from its model note.
1497 * @param ev Canvas note to update.
1498 * @param update_ghost_regions true to update the note in any ghost regions that we have, otherwise false.
1499 */
1500 void
1501 MidiRegionView::update_note (CanvasNote* ev, bool update_ghost_regions)
1502 {
1503 boost::shared_ptr<NoteType> note = ev->note();
1504
1505 const framepos_t note_start_frames = beats_to_frames(note->time());
1506
1507 /* trim note display to not overlap the end of its region */
1508 const framepos_t note_end_frames = min (beats_to_frames (note->end_time()), _region->start() + _region->length());
1509
1510 const double x = trackview.editor().frame_to_pixel(note_start_frames - _region->start());
1511 const double y1 = midi_stream_view()->note_to_y(note->note());
1512 const double note_endpixel = trackview.editor().frame_to_pixel(note_end_frames - _region->start());
1513
1514 ev->property_x1() = x;
1515 ev->property_y1() = y1;
1516
1517 if (note->length() > 0) {
1518 ev->property_x2() = note_endpixel;
1519 } else {
1520 ev->property_x2() = trackview.editor().frame_to_pixel(_region->length());
1521 }
1522
1523 ev->property_y2() = y1 + floor(midi_stream_view()->note_height());
1524
1525 if (note->length() == 0) {
1526 if (_active_notes) {
1527 assert(note->note() < 128);
1528 // If this note is already active there's a stuck note,
1529 // finish the old note rectangle
1530 if (_active_notes[note->note()]) {
1531 CanvasNote* const old_rect = _active_notes[note->note()];
1532 boost::shared_ptr<NoteType> old_note = old_rect->note();
1533 old_rect->property_x2() = x;
1534 old_rect->property_outline_what() = (guint32) 0xF;
1535 }
1536 _active_notes[note->note()] = ev;
1537 }
1538 /* outline all but right edge */
1539 ev->property_outline_what() = (guint32) (0x1 & 0x4 & 0x8);
1540 } else {
1541 /* outline all edges */
1542 ev->property_outline_what() = (guint32) 0xF;
1543 }
1544
1545 if (update_ghost_regions) {
1546 for (std::vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
1547 MidiGhostRegion* gr = dynamic_cast<MidiGhostRegion*> (*i);
1548 if (gr) {
1549 gr->update_note (ev);
1550 }
1551 }
1552 }
1553 }
1554
1555 double
1556 MidiRegionView::update_hit (CanvasHit* ev)
1557 {
1558 boost::shared_ptr<NoteType> note = ev->note();
1559
1560 const framepos_t note_start_frames = beats_to_frames(note->time());
1561 const double x = trackview.editor().frame_to_pixel(note_start_frames - _region->start());
1562 const double diamond_size = midi_stream_view()->note_height() / 2.0;
1563 const double y = midi_stream_view()->note_to_y(note->note()) + ((diamond_size-2) / 4.0);
1564
1565 ev->move_to (x, y);
1566
1567 return diamond_size;
1568 }
1569
1570 /** Add a MIDI note to the view (with length).
1571 *
1572 * If in sustained mode, notes with length 0 will be considered active
1573 * notes, and resolve_note should be called when the corresponding note off
1574 * event arrives, to properly display the note.
1575 */
1576 void
1577 MidiRegionView::add_note(const boost::shared_ptr<NoteType> note, bool visible)
1578 {
1579 CanvasNoteEvent* event = 0;
1580
1581 assert(note->time() >= 0);
1582 assert(midi_view()->note_mode() == Sustained || midi_view()->note_mode() == Percussive);
1583
1584 //ArdourCanvas::Group* const group = (ArdourCanvas::Group*) get_canvas_group();
1585
1586 if (midi_view()->note_mode() == Sustained) {
1587
1588 CanvasNote* ev_rect = new CanvasNote(*this, *_note_group, note);
1589
1590 update_note (ev_rect);
1591
1592 event = ev_rect;
1593
1594 MidiGhostRegion* gr;
1595
1596 for (std::vector<GhostRegion*>::iterator g = ghosts.begin(); g != ghosts.end(); ++g) {
1597 if ((gr = dynamic_cast<MidiGhostRegion*>(*g)) != 0) {
1598 gr->add_note(ev_rect);
1599 }
1600 }
1601
1602 } else if (midi_view()->note_mode() == Percussive) {
1603
1604 const double diamond_size = midi_stream_view()->note_height() / 2.0;
1605
1606 CanvasHit* ev_diamond = new CanvasHit(*this, *_note_group, diamond_size, note);
1607
1608 update_hit (ev_diamond);
1609
1610 event = ev_diamond;
1611
1612 } else {
1613 event = 0;
1614 }
1615
1616 if (event) {
1617 if (_marked_for_selection.find(note) != _marked_for_selection.end()) {
1618 note_selected(event, true);
1619 }
1620
1621 if (_marked_for_velocity.find(note) != _marked_for_velocity.end()) {
1622 event->show_velocity();
1623 }
1624
1625 event->on_channel_selection_change(_last_channel_selection);
1626 _events.push_back(event);
1627
1628 if (visible) {
1629 event->show();
1630 } else {
1631 event->hide ();
1632 }
1633 }
1634
1635 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
1636 MidiStreamView* const view = mtv->midi_view();
1637
1638 view->update_note_range(note->note());
1639 }
1640
1641 void
1642 MidiRegionView::step_add_note (uint8_t channel, uint8_t number, uint8_t velocity,
1643 Evoral::MusicalTime pos, Evoral::MusicalTime len)
1644 {
1645 boost::shared_ptr<NoteType> new_note (new NoteType (channel, pos, len, number, velocity));
1646
1647 /* potentially extend region to hold new note */
1648
1649 framepos_t end_frame = _region->position() + beats_to_frames (new_note->end_time());
1650 framepos_t region_end = _region->position() + _region->length() - 1;
1651
1652 if (end_frame > region_end) {
1653 _region->set_length (end_frame - _region->position());
1654 }
1655
1656 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
1657 MidiStreamView* const view = mtv->midi_view();
1658
1659 view->update_note_range(new_note->note());
1660
1661 _marked_for_selection.clear ();
1662 clear_selection ();
1663
1664 start_note_diff_command (_("step add"));
1665 note_diff_add_note (new_note, true, false);
1666 apply_diff();
1667
1668 // last_step_edit_note = new_note;
1669 }
1670
1671 void
1672 MidiRegionView::step_sustain (Evoral::MusicalTime beats)
1673 {
1674 change_note_lengths (false, false, beats, false, true);
1675 }
1676
1677 void
1678 MidiRegionView::add_canvas_patch_change (MidiModel::PatchChangePtr patch, const string& displaytext)
1679 {
1680 assert (patch->time() >= 0);
1681
1682 const double x = trackview.editor().frame_to_pixel (beats_to_frames (patch->time()));
1683
1684 double const height = midi_stream_view()->contents_height();
1685
1686 boost::shared_ptr<CanvasPatchChange> patch_change = boost::shared_ptr<CanvasPatchChange>(
1687 new CanvasPatchChange(*this, *_note_group,
1688 displaytext,
1689 height,
1690 x, 1.0,
1691 _model_name,
1692 _custom_device_mode,
1693 patch)
1694 );
1695
1696 // Show unless patch change is beyond the region bounds
1697 if (patch->time() - _region->start() >= _region->length() || patch->time() < _region->start()) {
1698 patch_change->hide();
1699 } else {
1700 patch_change->show();
1701 }
1702
1703 _patch_changes.push_back (patch_change);
1704 }
1705
1706 void
1707 MidiRegionView::get_patch_key_at (Evoral::MusicalTime time, uint8_t channel, MIDI::Name::PatchPrimaryKey& key)
1708 {
1709 MidiModel::PatchChanges::iterator i = _model->patch_change_lower_bound (time);
1710 while (i != _model->patch_changes().end() && (*i)->channel() != channel) {
1711 ++i;
1712 }
1713
1714 if (i != _model->patch_changes().end()) {
1715 key.msb = (*i)->bank_msb ();
1716 key.lsb = (*i)->bank_lsb ();
1717 key.program_number = (*i)->program ();
1718 } else {
1719 key.msb = key.lsb = key.program_number = 0;
1720 }
1721
1722 assert (key.is_sane());
1723 }
1724
1725
1726 void
1727 MidiRegionView::change_patch_change (CanvasPatchChange& pc, const MIDI::Name::PatchPrimaryKey& new_patch)
1728 {
1729 MidiModel::PatchChangeDiffCommand* c = _model->new_patch_change_diff_command (_("alter patch change"));
1730
1731 if (pc.patch()->program() != new_patch.program_number) {
1732 c->change_program (pc.patch (), new_patch.program_number);
1733 }
1734
1735 int const new_bank = (new_patch.msb << 7) | new_patch.lsb;
1736 if (pc.patch()->bank() != new_bank) {
1737 c->change_bank (pc.patch (), new_bank);
1738 }
1739
1740 _model->apply_command (*trackview.session(), c);
1741
1742 _patch_changes.clear ();
1743 display_patch_changes ();
1744 }
1745
1746 void
1747 MidiRegionView::change_patch_change (MidiModel::PatchChangePtr old_change, const Evoral::PatchChange<Evoral::MusicalTime> & new_change)
1748 {
1749 MidiModel::PatchChangeDiffCommand* c = _model->new_patch_change_diff_command (_("alter patch change"));
1750
1751 if (old_change->time() != new_change.time()) {
1752 c->change_time (old_change, new_change.time());
1753 }
1754
1755 if (old_change->channel() != new_change.channel()) {
1756 c->change_channel (old_change, new_change.channel());
1757 }
1758
1759 if (old_change->program() != new_change.program()) {
1760 c->change_program (old_change, new_change.program());
1761 }
1762
1763 if (old_change->bank() != new_change.bank()) {
1764 c->change_bank (old_change, new_change.bank());
1765 }
1766
1767 _model->apply_command (*trackview.session(), c);
1768
1769 _patch_changes.clear ();
1770 display_patch_changes ();
1771 }
1772
1773 /** Add a patch change to the region.
1774 * @param t Time in frames relative to region position
1775 * @param patch Patch to add; time and channel are ignored (time is converted from t, and channel comes from
1776 * MidiTimeAxisView::get_channel_for_add())
1777 */
1778 void
1779 MidiRegionView::add_patch_change (framecnt_t t, Evoral::PatchChange<Evoral::MusicalTime> const & patch)
1780 {
1781 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
1782
1783 MidiModel::PatchChangeDiffCommand* c = _model->new_patch_change_diff_command (_("add patch change"));
1784 c->add (MidiModel::PatchChangePtr (
1785 new Evoral::PatchChange<Evoral::MusicalTime> (
1786 frames_to_beats (t + midi_region()->start()), mtv->get_channel_for_add(), patch.program(), patch.bank()
1787 )
1788 ));
1789
1790 _model->apply_command (*trackview.session(), c);
1791
1792 _patch_changes.clear ();
1793 display_patch_changes ();
1794 }
1795
1796 void
1797 MidiRegionView::move_patch_change (CanvasPatchChange& pc, Evoral::MusicalTime t)
1798 {
1799 MidiModel::PatchChangeDiffCommand* c = _model->new_patch_change_diff_command (_("move patch change"));
1800 c->change_time (pc.patch (), t);
1801 _model->apply_command (*trackview.session(), c);
1802
1803 _patch_changes.clear ();
1804 display_patch_changes ();
1805 }
1806
1807 void
1808 MidiRegionView::delete_patch_change (CanvasPatchChange* pc)
1809 {
1810 MidiModel::PatchChangeDiffCommand* c = _model->new_patch_change_diff_command (_("delete patch change"));
1811 c->remove (pc->patch ());
1812 _model->apply_command (*trackview.session(), c);
1813
1814 _patch_changes.clear ();
1815 display_patch_changes ();
1816 }
1817
1818 void
1819 MidiRegionView::previous_patch (CanvasPatchChange& patch)
1820 {
1821 if (patch.patch()->program() < 127) {
1822 MIDI::Name::PatchPrimaryKey key;
1823 get_patch_key_at (patch.patch()->time(), patch.patch()->channel(), key);
1824 key.program_number++;
1825 change_patch_change (patch, key);
1826 }
1827 }
1828
1829 void
1830 MidiRegionView::next_patch (CanvasPatchChange& patch)
1831 {
1832 if (patch.patch()->program() > 0) {
1833 MIDI::Name::PatchPrimaryKey key;
1834 get_patch_key_at (patch.patch()->time(), patch.patch()->channel(), key);
1835 key.program_number--;
1836 change_patch_change (patch, key);
1837 }
1838 }
1839
1840 void
1841 MidiRegionView::maybe_remove_deleted_note_from_selection (CanvasNoteEvent* cne)
1842 {
1843 if (_selection.empty()) {
1844 return;
1845 }
1846
1847 _selection.erase (cne);
1848 }
1849
1850 void
1851 MidiRegionView::delete_selection()
1852 {
1853 if (_selection.empty()) {
1854 return;
1855 }
1856
1857 start_note_diff_command (_("delete selection"));
1858
1859 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
1860 if ((*i)->selected()) {
1861 _note_diff_command->remove((*i)->note());
1862 }
1863 }
1864
1865 _selection.clear();
1866
1867 apply_diff ();
1868 }
1869
1870 void
1871 MidiRegionView::delete_note (boost::shared_ptr<NoteType> n)
1872 {
1873 start_note_diff_command (_("delete note"));
1874 _note_diff_command->remove (n);
1875 apply_diff ();
1876
1877 trackview.editor().verbose_cursor()->hide ();
1878 }
1879
1880 void
1881 MidiRegionView::clear_selection_except(ArdourCanvas::CanvasNoteEvent* ev)
1882 {
1883 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
1884 if ((*i)->selected() && (*i) != ev) {
1885 (*i)->set_selected(false);
1886 (*i)->hide_velocity();
1887 }
1888 }
1889
1890 _selection.clear();
1891 }
1892
1893 void
1894 MidiRegionView::unique_select(ArdourCanvas::CanvasNoteEvent* ev)
1895 {
1896 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ) {
1897 if ((*i) != ev) {
1898
1899 Selection::iterator tmp = i;
1900 ++tmp;
1901
1902 (*i)->set_selected (false);
1903 _selection.erase (i);
1904
1905 i = tmp;
1906
1907 } else {
1908 ++i;
1909 }
1910 }
1911
1912 /* don't bother with removing this regionview from the editor selection,
1913 since we're about to add another note, and thus put/keep this
1914 regionview in the editor selection.
1915 */
1916
1917 if (!ev->selected()) {
1918 add_to_selection (ev);
1919 }
1920 }
1921
1922 void
1923 MidiRegionView::select_all_notes ()
1924 {
1925 clear_selection ();
1926
1927 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
1928 add_to_selection (*i);
1929 }
1930 }
1931
1932 void
1933 MidiRegionView::select_matching_notes (uint8_t notenum, uint16_t channel_mask, bool add, bool extend)
1934 {
1935 uint8_t low_note = 127;
1936 uint8_t high_note = 0;
1937 MidiModel::Notes& notes (_model->notes());
1938 _optimization_iterator = _events.begin();
1939
1940 if (!add) {
1941 clear_selection ();
1942 }
1943
1944 if (extend && _selection.empty()) {
1945 extend = false;
1946 }
1947
1948 if (extend) {
1949
1950 /* scan existing selection to get note range */
1951
1952 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
1953 if ((*i)->note()->note() < low_note) {
1954 low_note = (*i)->note()->note();
1955 }
1956 if ((*i)->note()->note() > high_note) {
1957 high_note = (*i)->note()->note();
1958 }
1959 }
1960
1961 low_note = min (low_note, notenum);
1962 high_note = max (high_note, notenum);
1963 }
1964
1965 _no_sound_notes = true;
1966
1967 for (MidiModel::Notes::iterator n = notes.begin(); n != notes.end(); ++n) {
1968
1969 boost::shared_ptr<NoteType> note (*n);
1970 CanvasNoteEvent* cne;
1971 bool select = false;
1972
1973 if (((1 << note->channel()) & channel_mask) != 0) {
1974 if (extend) {
1975 if ((note->note() >= low_note && note->note() <= high_note)) {
1976 select = true;
1977 }
1978 } else if (note->note() == notenum) {
1979 select = true;
1980 }
1981 }
1982
1983 if (select) {
1984 if ((cne = find_canvas_note (note)) != 0) {
1985 // extend is false because we've taken care of it,
1986 // since it extends by time range, not pitch.
1987 note_selected (cne, add, false);
1988 }
1989 }
1990
1991 add = true; // we need to add all remaining matching notes, even if the passed in value was false (for "set")
1992
1993 }
1994
1995 _no_sound_notes = false;
1996 }
1997
1998 void
1999 MidiRegionView::toggle_matching_notes (uint8_t notenum, uint16_t channel_mask)
2000 {
2001 MidiModel::Notes& notes (_model->notes());
2002 _optimization_iterator = _events.begin();
2003
2004 for (MidiModel::Notes::iterator n = notes.begin(); n != notes.end(); ++n) {
2005
2006 boost::shared_ptr<NoteType> note (*n);
2007 CanvasNoteEvent* cne;
2008
2009 if (note->note() == notenum && (((0x0001 << note->channel()) & channel_mask) != 0)) {
2010 if ((cne = find_canvas_note (note)) != 0) {
2011 if (cne->selected()) {
2012 note_deselected (cne);
2013 } else {
2014 note_selected (cne, true, false);
2015 }
2016 }
2017 }
2018 }
2019 }
2020
2021 void
2022 MidiRegionView::note_selected(ArdourCanvas::CanvasNoteEvent* ev, bool add, bool extend)
2023 {
2024 if (!add) {
2025 clear_selection_except(ev);
2026 }
2027
2028 if (!extend) {
2029
2030 if (!ev->selected()) {
2031 add_to_selection (ev);
2032 }
2033
2034 } else {
2035 /* find end of latest note selected, select all between that and the start of "ev" */
2036
2037 Evoral::MusicalTime earliest = Evoral::MaxMusicalTime;
2038 Evoral::MusicalTime latest = 0;
2039
2040 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2041 if ((*i)->note()->end_time() > latest) {
2042 latest = (*i)->note()->end_time();
2043 }
2044 if ((*i)->note()->time() < earliest) {
2045 earliest = (*i)->note()->time();
2046 }
2047 }
2048
2049 if (ev->note()->end_time() > latest) {
2050 latest = ev->note()->end_time();
2051 }
2052
2053 if (ev->note()->time() < earliest) {
2054 earliest = ev->note()->time();
2055 }
2056
2057 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
2058
2059 /* find notes entirely within OR spanning the earliest..latest range */
2060
2061 if (((*i)->note()->time() >= earliest && (*i)->note()->end_time() <= latest) ||
2062 ((*i)->note()->time() <= earliest && (*i)->note()->end_time() >= latest)) {
2063 add_to_selection (*i);
2064 }
2065
2066 #if 0
2067 /* if events were guaranteed to be time sorted, we could do this.
2068 but as of sept 10th 2009, they no longer are.
2069 */
2070
2071 if ((*i)->note()->time() > latest) {
2072 break;
2073 }
2074 #endif
2075 }
2076 }
2077 }
2078
2079 void
2080 MidiRegionView::note_deselected(ArdourCanvas::CanvasNoteEvent* ev)
2081 {
2082 remove_from_selection (ev);
2083 }
2084
2085 void
2086 MidiRegionView::update_drag_selection(double x1, double x2, double y1, double y2)
2087 {
2088 if (x1 > x2) {
2089 swap (x1, x2);
2090 }
2091
2092 if (y1 > y2) {
2093 swap (y1, y2);
2094 }
2095
2096 // TODO: Make this faster by storing the last updated selection rect, and only
2097 // adjusting things that are in the area that appears/disappeared.
2098 // We probably need a tree to be able to find events in O(log(n)) time.
2099
2100 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
2101
2102 /* check if any corner of the note is inside the rect
2103
2104 Notes:
2105 1) this is computing "touched by", not "contained by" the rect.
2106 2) this does not require that events be sorted in time.
2107 */
2108
2109 const double ix1 = (*i)->x1();
2110 const double ix2 = (*i)->x2();
2111 const double iy1 = (*i)->y1();
2112 const double iy2 = (*i)->y2();
2113
2114 if ((ix1 >= x1 && ix1 <= x2 && iy1 >= y1 && iy1 <= y2) ||
2115 (ix1 >= x1 && ix1 <= x2 && iy2 >= y1 && iy2 <= y2) ||
2116 (ix2 >= x1 && ix2 <= x2 && iy1 >= y1 && iy1 <= y2) ||
2117 (ix2 >= x1 && ix2 <= x2 && iy2 >= y1 && iy2 <= y2)) {
2118
2119 // Inside rectangle
2120 if (!(*i)->selected()) {
2121 add_to_selection (*i);
2122 }
2123 } else if ((*i)->selected()) {
2124 // Not inside rectangle
2125 remove_from_selection (*i);
2126 }
2127 }
2128 }
2129
2130 void
2131 MidiRegionView::remove_from_selection (CanvasNoteEvent* ev)
2132 {
2133 Selection::iterator i = _selection.find (ev);
2134
2135 if (i != _selection.end()) {
2136 _selection.erase (i);
2137 }
2138
2139 ev->set_selected (false);
2140 ev->hide_velocity ();
2141
2142 if (_selection.empty()) {
2143 PublicEditor& editor (trackview.editor());
2144 editor.get_selection().remove (this);
2145 }
2146 }
2147
2148 void
2149 MidiRegionView::add_to_selection (CanvasNoteEvent* ev)
2150 {
2151 bool add_mrv_selection = false;
2152
2153 if (_selection.empty()) {
2154 add_mrv_selection = true;
2155 }
2156
2157 if (_selection.insert (ev).second) {
2158 ev->set_selected (true);
2159 play_midi_note ((ev)->note());
2160 }
2161
2162 if (add_mrv_selection) {
2163 PublicEditor& editor (trackview.editor());
2164 editor.get_selection().add (this);
2165 }
2166 }
2167
2168 void
2169 MidiRegionView::move_selection(double dx, double dy, double cumulative_dy)
2170 {
2171 typedef vector<boost::shared_ptr<NoteType> > PossibleChord;
2172 PossibleChord to_play;
2173 Evoral::MusicalTime earliest = Evoral::MaxMusicalTime;
2174
2175 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2176 if ((*i)->note()->time() < earliest) {
2177 earliest = (*i)->note()->time();
2178 }
2179 }
2180
2181 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2182 if (Evoral::musical_time_equal ((*i)->note()->time(), earliest)) {
2183 to_play.push_back ((*i)->note());
2184 }
2185 (*i)->move_event(dx, dy);
2186 }
2187
2188 if (dy && !_selection.empty() && !_no_sound_notes && trackview.editor().sound_notes()) {
2189
2190 if (to_play.size() > 1) {
2191
2192 PossibleChord shifted;
2193
2194 for (PossibleChord::iterator n = to_play.begin(); n != to_play.end(); ++n) {
2195 boost::shared_ptr<NoteType> moved_note (new NoteType (**n));
2196 moved_note->set_note (moved_note->note() + cumulative_dy);
2197 shifted.push_back (moved_note);
2198 }
2199
2200 play_midi_chord (shifted);
2201
2202 } else if (!to_play.empty()) {
2203
2204 boost::shared_ptr<NoteType> moved_note (new NoteType (*to_play.front()));
2205 moved_note->set_note (moved_note->note() + cumulative_dy);
2206 play_midi_note (moved_note);
2207 }
2208 }
2209 }
2210
2211 void
2212 MidiRegionView::note_dropped(CanvasNoteEvent *, frameoffset_t dt, int8_t dnote)
2213 {
2214 assert (!_selection.empty());
2215
2216 uint8_t lowest_note_in_selection = 127;
2217 uint8_t highest_note_in_selection = 0;
2218 uint8_t highest_note_difference = 0;
2219
2220 // find highest and lowest notes first
2221
2222 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2223 uint8_t pitch = (*i)->note()->note();
2224 lowest_note_in_selection = std::min(lowest_note_in_selection, pitch);
2225 highest_note_in_selection = std::max(highest_note_in_selection, pitch);
2226 }
2227
2228 /*
2229 cerr << "dnote: " << (int) dnote << endl;
2230 cerr << "lowest note (streamview): " << int(midi_stream_view()->lowest_note())
2231 << " highest note (streamview): " << int(midi_stream_view()->highest_note()) << endl;
2232 cerr << "lowest note (selection): " << int(lowest_note_in_selection) << " highest note(selection): "
2233 << int(highest_note_in_selection) << endl;
2234 cerr << "selection size: " << _selection.size() << endl;
2235 cerr << "Highest note in selection: " << (int) highest_note_in_selection << endl;
2236 */
2237
2238 // Make sure the note pitch does not exceed the MIDI standard range
2239 if (highest_note_in_selection + dnote > 127) {
2240 highest_note_difference = highest_note_in_selection - 127;
2241 }
2242
2243 start_note_diff_command (_("move notes"));
2244
2245 for (Selection::iterator i = _selection.begin(); i != _selection.end() ; ++i) {
2246
2247 Evoral::MusicalTime new_time = frames_to_beats (beats_to_frames ((*i)->note()->time()) + dt);
2248
2249 if (new_time < 0) {
2250 continue;
2251 }
2252
2253 note_diff_add_change (*i, MidiModel::NoteDiffCommand::StartTime, new_time);
2254
2255 uint8_t original_pitch = (*i)->note()->note();
2256 uint8_t new_pitch = original_pitch + dnote - highest_note_difference;
2257
2258 // keep notes in standard midi range
2259 clamp_to_0_127(new_pitch);
2260
2261 // keep original pitch if note is dragged outside valid midi range
2262 if ((original_pitch != 0 && new_pitch == 0)
2263 || (original_pitch != 127 && new_pitch == 127)) {
2264 new_pitch = original_pitch;
2265 }
2266
2267 lowest_note_in_selection = std::min(lowest_note_in_selection, new_pitch);
2268 highest_note_in_selection = std::max(highest_note_in_selection, new_pitch);
2269
2270 note_diff_add_change (*i, MidiModel::NoteDiffCommand::NoteNumber, new_pitch);
2271 }
2272
2273 apply_diff();
2274
2275 // care about notes being moved beyond the upper/lower bounds on the canvas
2276 if (lowest_note_in_selection < midi_stream_view()->lowest_note() ||
2277 highest_note_in_selection > midi_stream_view()->highest_note()) {
2278 midi_stream_view()->set_note_range(MidiStreamView::ContentsRange);
2279 }
2280 }
2281
2282 framepos_t
2283 MidiRegionView::snap_pixel_to_frame(double x)
2284 {
2285 PublicEditor& editor (trackview.editor());
2286 return snap_frame_to_frame (editor.pixel_to_frame (x));
2287 }
2288
2289 /** Snap a frame offset within our region using the current snap settings.
2290 * @param x Frame offset from this region's position.
2291 * @return Snapped frame offset from this region's position.
2292 */
2293 frameoffset_t
2294 MidiRegionView::snap_frame_to_frame (frameoffset_t x)
2295 {
2296 PublicEditor& editor = trackview.editor();
2297
2298 /* x is region relative, convert it to global absolute frames */
2299 framepos_t const session_frame = x + _region->position();
2300
2301 /* try a snap in either direction */
2302 framepos_t frame = session_frame;
2303 editor.snap_to (frame, 0);
2304
2305 /* if we went off the beginning of the region, snap forwards */
2306 if (frame < _region->position ()) {
2307 frame = session_frame;
2308 editor.snap_to (frame, 1);
2309 }
2310
2311 /* back to region relative */
2312 return frame - _region->position();
2313 }
2314
2315 double
2316 MidiRegionView::snap_to_pixel(double x)
2317 {
2318 return (double) trackview.editor().frame_to_pixel(snap_pixel_to_frame(x));
2319 }
2320
2321 double
2322 MidiRegionView::get_position_pixels()
2323 {
2324 framepos_t region_frame = get_position();
2325 return trackview.editor().frame_to_pixel(region_frame);
2326 }
2327
2328 double
2329 MidiRegionView::get_end_position_pixels()
2330 {
2331 framepos_t frame = get_position() + get_duration ();
2332 return trackview.editor().frame_to_pixel(frame);
2333 }
2334
2335 framepos_t
2336 MidiRegionView::beats_to_frames(double beats) const
2337 {
2338 return _time_converter.to(beats);
2339 }
2340
2341 double
2342 MidiRegionView::frames_to_beats(framepos_t frames) const
2343 {
2344 return _time_converter.from(frames);
2345 }
2346
2347 void
2348 MidiRegionView::begin_resizing (bool /*at_front*/)
2349 {
2350 _resize_data.clear();
2351
2352 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2353 CanvasNote *note = dynamic_cast<CanvasNote *> (*i);
2354
2355 // only insert CanvasNotes into the map
2356 if (note) {
2357 NoteResizeData *resize_data = new NoteResizeData();
2358 resize_data->canvas_note = note;
2359
2360 // create a new SimpleRect from the note which will be the resize preview
2361 SimpleRect *resize_rect = new SimpleRect(
2362 *_note_group, note->x1(), note->y1(), note->x2(), note->y2());
2363
2364 // calculate the colors: get the color settings
2365 uint32_t fill_color = UINT_RGBA_CHANGE_A(
2366 ARDOUR_UI::config()->canvasvar_MidiNoteSelected.get(),
2367 128);
2368
2369 // make the resize preview notes more transparent and bright
2370 fill_color = UINT_INTERPOLATE(fill_color, 0xFFFFFF40, 0.5);
2371
2372 // calculate color based on note velocity
2373 resize_rect->property_fill_color_rgba() = UINT_INTERPOLATE(
2374 CanvasNoteEvent::meter_style_fill_color(note->note()->velocity(), note->selected()),
2375 fill_color,
2376 0.85);
2377
2378 resize_rect->property_outline_color_rgba() = CanvasNoteEvent::calculate_outline(
2379 ARDOUR_UI::config()->canvasvar_MidiNoteSelected.get());
2380
2381 resize_data->resize_rect = resize_rect;
2382 _resize_data.push_back(resize_data);
2383 }
2384 }
2385 }
2386
2387 /** Update resizing notes while user drags.
2388 * @param primary `primary' note for the drag; ie the one that is used as the reference in non-relative mode.
2389 * @param at_front which end of the note (true == note on, false == note off)
2390 * @param delta_x change in mouse position since the start of the drag
2391 * @param relative true if relative resizing is taking place, false if absolute resizing. This only makes
2392 * a difference when multiple notes are being resized; in relative mode, each note's length is changed by the
2393 * amount of the drag. In non-relative mode, all selected notes are set to have the same start or end point
2394 * as the \a primary note.
2395 */
2396 void
2397 MidiRegionView::update_resizing (ArdourCanvas::CanvasNoteEvent* primary, bool at_front, double delta_x, bool relative)
2398 {
2399 bool cursor_set = false;
2400
2401 for (std::vector<NoteResizeData *>::iterator i = _resize_data.begin(); i != _resize_data.end(); ++i) {
2402 SimpleRect* resize_rect = (*i)->resize_rect;
2403 CanvasNote* canvas_note = (*i)->canvas_note;
2404 double current_x;
2405
2406 if (at_front) {
2407 if (relative) {
2408 current_x = canvas_note->x1() + delta_x;
2409 } else {
2410 current_x = primary->x1() + delta_x;
2411 }
2412 } else {
2413 if (relative) {
2414 current_x = canvas_note->x2() + delta_x;
2415 } else {
2416 current_x = primary->x2() + delta_x;
2417 }
2418 }
2419
2420 if (at_front) {
2421 resize_rect->property_x1() = snap_to_pixel(current_x);
2422 resize_rect->property_x2() = canvas_note->x2();
2423 } else {
2424 resize_rect->property_x2() = snap_to_pixel(current_x);
2425 resize_rect->property_x1() = canvas_note->x1();
2426 }
2427
2428 if (!cursor_set) {
2429 double beats;
2430
2431 beats = snap_pixel_to_frame (current_x);
2432 beats = frames_to_beats (beats);
2433
2434 double len;
2435
2436 if (at_front) {
2437 if (beats < canvas_note->note()->end_time()) {
2438 len = canvas_note->note()->time() - beats;
2439 len += canvas_note->note()->length();
2440 } else {
2441 len = 0;
2442 }
2443 } else {
2444 if (beats >= canvas_note->note()->time()) {
2445 len = beats - canvas_note->note()->time();
2446 } else {
2447 len = 0;
2448 }
2449 }
2450
2451 char buf[16];
2452 snprintf (buf, sizeof (buf), "%.3g beats", len);
2453 show_verbose_cursor (buf, 0, 0);
2454
2455 cursor_set = true;
2456 }
2457
2458 }
2459 }
2460
2461
2462 /** Finish resizing notes when the user releases the mouse button.
2463 * Parameters the same as for \a update_resizing().
2464 */
2465 void
2466 MidiRegionView::commit_resizing (ArdourCanvas::CanvasNoteEvent* primary, bool at_front, double delta_x, bool relative)
2467 {
2468 start_note_diff_command (_("resize notes"));
2469
2470 for (std::vector<NoteResizeData *>::iterator i = _resize_data.begin(); i != _resize_data.end(); ++i) {
2471 CanvasNote* canvas_note = (*i)->canvas_note;
2472 SimpleRect* resize_rect = (*i)->resize_rect;
2473 double current_x;
2474
2475 if (at_front) {
2476 if (relative) {
2477 current_x = canvas_note->x1() + delta_x;
2478 } else {
2479 current_x = primary->x1() + delta_x;
2480 }
2481 } else {
2482 if (relative) {
2483 current_x = canvas_note->x2() + delta_x;
2484 } else {
2485 current_x = primary->x2() + delta_x;
2486 }
2487 }
2488
2489 current_x = snap_pixel_to_frame (current_x);
2490 current_x = frames_to_beats (current_x);
2491
2492 if (at_front && current_x < canvas_note->note()->end_time()) {
2493 note_diff_add_change (canvas_note, MidiModel::NoteDiffCommand::StartTime, current_x);
2494
2495 double len = canvas_note->note()->time() - current_x;
2496 len += canvas_note->note()->length();
2497
2498 if (len > 0) {
2499 /* XXX convert to beats */
2500 note_diff_add_change (canvas_note, MidiModel::NoteDiffCommand::Length, len);
2501 }
2502 }
2503
2504 if (!at_front) {
2505 double len = current_x - canvas_note->note()->time();
2506
2507 if (len > 0) {
2508 /* XXX convert to beats */
2509 note_diff_add_change (canvas_note, MidiModel::NoteDiffCommand::Length, len);
2510 }
2511 }
2512
2513 delete resize_rect;
2514 delete (*i);
2515 }
2516
2517 _resize_data.clear();
2518 apply_diff();
2519 }
2520
2521 void
2522 MidiRegionView::change_note_velocity(CanvasNoteEvent* event, int8_t velocity, bool relative)
2523 {
2524 uint8_t new_velocity;
2525
2526 if (relative) {
2527 new_velocity = event->note()->velocity() + velocity;
2528 clamp_to_0_127(new_velocity);
2529 } else {
2530 new_velocity = velocity;
2531 }
2532
2533 event->set_selected (event->selected()); // change color
2534
2535 note_diff_add_change (event, MidiModel::NoteDiffCommand::Velocity, new_velocity);
2536 }
2537
2538 void
2539 MidiRegionView::change_note_note (CanvasNoteEvent* event, int8_t note, bool relative)
2540 {
2541 uint8_t new_note;
2542
2543 if (relative) {
2544 new_note = event->note()->note() + note;
2545 } else {
2546 new_note = note;
2547 }
2548
2549 clamp_to_0_127 (new_note);
2550 note_diff_add_change (event, MidiModel::NoteDiffCommand::NoteNumber, new_note);
2551 }
2552
2553 void
2554 MidiRegionView::trim_note (CanvasNoteEvent* event, Evoral::MusicalTime front_delta, Evoral::MusicalTime end_delta)
2555 {
2556 bool change_start = false;
2557 bool change_length = false;
2558 Evoral::MusicalTime new_start = 0;
2559 Evoral::MusicalTime new_length = 0;
2560
2561 /* NOTE: the semantics of the two delta arguments are slightly subtle:
2562
2563 front_delta: if positive - move the start of the note later in time (shortening it)
2564 if negative - move the start of the note earlier in time (lengthening it)
2565
2566 end_delta: if positive - move the end of the note later in time (lengthening it)
2567 if negative - move the end of the note earlier in time (shortening it)
2568 */
2569
2570 if (front_delta) {
2571 if (front_delta < 0) {
2572
2573 if (event->note()->time() < -front_delta) {
2574 new_start = 0;
2575 } else {
2576 new_start = event->note()->time() + front_delta; // moves earlier
2577 }
2578
2579 /* start moved toward zero, so move the end point out to where it used to be.
2580 Note that front_delta is negative, so this increases the length.
2581 */
2582
2583 new_length = event->note()->length() - front_delta;
2584 change_start = true;
2585 change_length = true;
2586
2587 } else {
2588
2589 Evoral::MusicalTime new_pos = event->note()->time() + front_delta;
2590
2591 if (new_pos < event->note()->end_time()) {
2592 new_start = event->note()->time() + front_delta;
2593 /* start moved toward the end, so move the end point back to where it used to be */
2594 new_length = event->note()->length() - front_delta;
2595 change_start = true;
2596 change_length = true;
2597 }
2598 }
2599
2600 }
2601
2602 if (end_delta) {
2603 bool can_change = true;
2604 if (end_delta < 0) {
2605 if (event->note()->length() < -end_delta) {
2606 can_change = false;
2607 }
2608 }
2609
2610 if (can_change) {
2611 new_length = event->note()->length() + end_delta;
2612 change_length = true;
2613 }
2614 }
2615
2616 if (change_start) {
2617 note_diff_add_change (event, MidiModel::NoteDiffCommand::StartTime, new_start);
2618 }
2619
2620 if (change_length) {
2621 note_diff_add_change (event, MidiModel::NoteDiffCommand::Length, new_length);
2622 }
2623 }
2624
2625 void
2626 MidiRegionView::change_note_channel (CanvasNoteEvent* event, int8_t chn, bool relative)
2627 {
2628 uint8_t new_channel;
2629
2630 if (relative) {
2631 if (chn < 0.0) {
2632 if (event->note()->channel() < -chn) {
2633 new_channel = 0;
2634 } else {
2635 new_channel = event->note()->channel() + chn;
2636 }
2637 } else {
2638 new_channel = event->note()->channel() + chn;
2639 }
2640 } else {
2641 new_channel = (uint8_t) chn;
2642 }
2643
2644 note_diff_add_change (event, MidiModel::NoteDiffCommand::Channel, new_channel);
2645 }
2646
2647 void
2648 MidiRegionView::change_note_time (CanvasNoteEvent* event, Evoral::MusicalTime delta, bool relative)
2649 {
2650 Evoral::MusicalTime new_time;
2651
2652 if (relative) {
2653 if (delta < 0.0) {
2654 if (event->note()->time() < -delta) {
2655 new_time = 0;
2656 } else {
2657 new_time = event->note()->time() + delta;
2658 }
2659 } else {
2660 new_time = event->note()->time() + delta;
2661 }
2662 } else {
2663 new_time = delta;
2664 }
2665
2666 note_diff_add_change (event, MidiModel::NoteDiffCommand::StartTime, new_time);
2667 }
2668
2669 void
2670 MidiRegionView::change_note_length (CanvasNoteEvent* event, Evoral::MusicalTime t)
2671 {
2672 note_diff_add_change (event, MidiModel::NoteDiffCommand::Length, t);
2673 }
2674
2675 void
2676 MidiRegionView::change_velocities (bool up, bool fine, bool allow_smush)
2677 {
2678 int8_t delta;
2679
2680 if (_selection.empty()) {
2681 return;
2682 }
2683
2684 if (fine) {
2685 delta = 1;
2686 } else {
2687 delta = 10;
2688 }
2689
2690 if (!up) {
2691 delta = -delta;
2692 }
2693
2694 if (!allow_smush) {
2695 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2696 if ((*i)->note()->velocity() + delta == 0 || (*i)->note()->velocity() + delta == 127) {
2697 return;
2698 }
2699 }
2700 }
2701
2702 start_note_diff_command (_("change velocities"));
2703
2704 for (Selection::iterator i = _selection.begin(); i != _selection.end();) {
2705 Selection::iterator next = i;
2706 ++next;
2707 change_note_velocity (*i, delta, true);
2708 i = next;
2709 }
2710
2711 apply_diff();
2712
2713 if (!_selection.empty()) {
2714 char buf[24];
2715 snprintf (buf, sizeof (buf), "Vel %d",
2716 (int) (*_selection.begin())->note()->velocity());
2717 show_verbose_cursor (buf, 10, 10);
2718 }
2719 }
2720
2721
2722 void
2723 MidiRegionView::transpose (bool up, bool fine, bool allow_smush)
2724 {
2725 if (_selection.empty()) {
2726 return;
2727 }
2728
2729 int8_t delta;
2730
2731 if (fine) {
2732 delta = 1;
2733 } else {
2734 delta = 12;
2735 }
2736
2737 if (!up) {
2738 delta = -delta;
2739 }
2740
2741 if (!allow_smush) {
2742 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2743 if (!up) {
2744 if ((int8_t) (*i)->note()->note() + delta <= 0) {
2745 return;
2746 }
2747 } else {
2748 if ((int8_t) (*i)->note()->note() + delta > 127) {
2749 return;
2750 }
2751 }
2752 }
2753 }
2754
2755 start_note_diff_command (_("transpose"));
2756
2757 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ) {
2758 Selection::iterator next = i;
2759 ++next;
2760 change_note_note (*i, delta, true);
2761 i = next;
2762 }
2763
2764 apply_diff ();
2765 }
2766
2767 void
2768 MidiRegionView::change_note_lengths (bool fine, bool shorter, Evoral::MusicalTime delta, bool start, bool end)
2769 {
2770 if (delta == 0.0) {
2771 if (fine) {
2772 delta = 1.0/128.0;
2773 } else {
2774 /* grab the current grid distance */
2775 bool success;
2776 delta = trackview.editor().get_grid_type_as_beats (success, _region->position());
2777 if (!success) {
2778 /* XXX cannot get grid type as beats ... should always be possible ... FIX ME */
2779 cerr << "Grid type not available as beats - TO BE FIXED\n";
2780 return;
2781 }
2782 }
2783 }
2784
2785 if (shorter) {
2786 delta = -delta;
2787 }
2788
2789 start_note_diff_command (_("change note lengths"));
2790
2791 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ) {
2792 Selection::iterator next = i;
2793 ++next;
2794
2795 /* note the negation of the delta for start */
2796
2797 trim_note (*i, (start ? -delta : 0), (end ? delta : 0));
2798 i = next;
2799 }
2800
2801 apply_diff ();
2802
2803 }
2804
2805 void
2806 MidiRegionView::nudge_notes (bool forward)
2807 {
2808 if (_selection.empty()) {
2809 return;
2810 }
2811
2812 /* pick a note as the point along the timeline to get the nudge distance.
2813 its not necessarily the earliest note, so we may want to pull the notes out
2814 into a vector and sort before using the first one.
2815 */
2816
2817 framepos_t ref_point = _region->position() + beats_to_frames ((*(_selection.begin()))->note()->time());
2818 framepos_t unused;
2819 framepos_t distance;
2820
2821 if (trackview.editor().snap_mode() == Editing::SnapOff) {
2822
2823 /* grid is off - use nudge distance */
2824
2825 distance = trackview.editor().get_nudge_distance (ref_point, unused);
2826
2827 } else {
2828
2829 /* use grid */
2830
2831 framepos_t next_pos = ref_point;
2832
2833 if (forward) {
2834 if (max_framepos - 1 < next_pos) {
2835 next_pos += 1;
2836 }
2837 } else {
2838 if (next_pos == 0) {
2839 return;
2840 }
2841 next_pos -= 1;
2842 }
2843
2844 trackview.editor().snap_to (next_pos, (forward ? 1 : -1), false);
2845 distance = ref_point - next_pos;
2846 }
2847
2848 if (distance == 0) {
2849 return;
2850 }
2851
2852 Evoral::MusicalTime delta = frames_to_beats (fabs (distance));
2853
2854 if (!forward) {
2855 delta = -delta;
2856 }
2857
2858 start_note_diff_command (_("nudge"));
2859
2860 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ) {
2861 Selection::iterator next = i;
2862 ++next;
2863 change_note_time (*i, delta, true);
2864 i = next;
2865 }
2866
2867 apply_diff ();
2868 }
2869
2870 void
2871 MidiRegionView::change_channel(uint8_t channel)
2872 {
2873 start_note_diff_command(_("change channel"));
2874 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2875 note_diff_add_change (*i, MidiModel::NoteDiffCommand::Channel, channel);
2876 }
2877
2878 apply_diff();
2879 }
2880
2881
2882 void
2883 MidiRegionView::note_entered(ArdourCanvas::CanvasNoteEvent* ev)
2884 {
2885 Editor* editor = dynamic_cast<Editor*>(&trackview.editor());
2886
2887 _pre_enter_cursor = editor->get_canvas_cursor ();
2888
2889 if (_mouse_state == SelectTouchDragging) {
2890 note_selected (ev, true);
2891 }
2892
2893 show_verbose_cursor (ev->note ());
2894 }
2895
2896 void
2897 MidiRegionView::note_left (ArdourCanvas::CanvasNoteEvent*)
2898 {
2899 Editor* editor = dynamic_cast<Editor*>(&trackview.editor());
2900
2901 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2902 (*i)->hide_velocity ();
2903 }
2904
2905 editor->verbose_cursor()->hide ();
2906
2907 if (_pre_enter_cursor) {
2908 editor->set_canvas_cursor (_pre_enter_cursor);
2909 _pre_enter_cursor = 0;
2910 }
2911 }
2912
2913 void
2914 MidiRegionView::patch_entered (ArdourCanvas::CanvasPatchChange* ev)
2915 {
2916 ostringstream s;
2917 s << ((int) ev->patch()->program() + 1) << ":" << (ev->patch()->bank() + 1);
2918 show_verbose_cursor (s.str(), 10, 20);
2919 }
2920
2921 void
2922 MidiRegionView::patch_left (ArdourCanvas::CanvasPatchChange *)
2923 {
2924 trackview.editor().verbose_cursor()->hide ();
2925 }
2926
2927 void
2928 MidiRegionView::note_mouse_position (float x_fraction, float /*y_fraction*/, bool can_set_cursor)
2929 {
2930 Editor* editor = dynamic_cast<Editor*>(&trackview.editor());
2931
2932 if (x_fraction > 0.0 && x_fraction < 0.25) {
2933 editor->set_canvas_cursor (editor->cursors()->left_side_trim);
2934 } else if (x_fraction >= 0.75 && x_fraction < 1.0) {
2935 editor->set_canvas_cursor (editor->cursors()->right_side_trim);
2936 } else {
2937 if (_pre_enter_cursor && can_set_cursor) {
2938 editor->set_canvas_cursor (_pre_enter_cursor);
2939 }
2940 }
2941 }
2942
2943 void
2944 MidiRegionView::set_frame_color()
2945 {
2946 uint32_t f;
2947
2948 TimeAxisViewItem::set_frame_color ();
2949
2950 if (!frame) {
2951 return;
2952 }
2953
2954 if (_selected) {
2955 f = ARDOUR_UI::config()->canvasvar_SelectedFrameBase.get();
2956 } else if (high_enough_for_name) {
2957 f= ARDOUR_UI::config()->canvasvar_MidiFrameBase.get();
2958 } else {
2959 f = fill_color;
2960 }
2961
2962 if (!rect_visible) {
2963 f = UINT_RGBA_CHANGE_A (f, 0);
2964 }
2965
2966 frame->property_fill_color_rgba() = f;
2967 }
2968
2969 void
2970 MidiRegionView::midi_channel_mode_changed(ChannelMode mode, uint16_t mask)
2971 {
2972 switch (mode) {
2973 case AllChannels:
2974 case FilterChannels:
2975 _force_channel = -1;
2976 break;
2977 case ForceChannel:
2978 _force_channel = mask;
2979 mask = 0xFFFF; // Show all notes as active (below)
2980 };
2981
2982 // Update notes for selection
2983 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
2984 (*i)->on_channel_selection_change(mask);
2985 }
2986
2987 _last_channel_selection = mask;
2988
2989 _patch_changes.clear ();
2990 display_patch_changes ();
2991 }
2992
2993 void
2994 MidiRegionView::midi_patch_settings_changed(std::string model, std::string custom_device_mode)
2995 {
2996 _model_name = model;
2997 _custom_device_mode = custom_device_mode;
2998 redisplay_model();
2999 }
3000
3001 void
3002 MidiRegionView::cut_copy_clear (Editing::CutCopyOp op)
3003 {
3004 if (_selection.empty()) {
3005 return;
3006 }
3007
3008 PublicEditor& editor (trackview.editor());
3009
3010 switch (op) {
3011 case Delete:
3012 /* XXX what to do ? */
3013 break;
3014 case Cut:
3015 case Copy:
3016 editor.get_cut_buffer().add (selection_as_cut_buffer());
3017 break;
3018 default:
3019 break;
3020 }
3021
3022 if (op != Copy) {
3023
3024 start_note_diff_command();
3025
3026 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
3027 switch (op) {
3028 case Copy:
3029 break;
3030 case Delete:
3031 case Cut:
3032 case Clear:
3033 note_diff_remove_note (*i);
3034 break;
3035 }
3036 }
3037
3038 apply_diff();
3039 }
3040 }
3041
3042 MidiCutBuffer*
3043 MidiRegionView::selection_as_cut_buffer () const
3044 {
3045 Notes notes;
3046
3047 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
3048 NoteType* n = (*i)->note().get();
3049 notes.insert (boost::shared_ptr<NoteType> (new NoteType (*n)));
3050 }
3051
3052 MidiCutBuffer* cb = new MidiCutBuffer (trackview.session());
3053 cb->set (notes);
3054
3055 return cb;
3056 }
3057
3058 /** This method handles undo */
3059 void
3060 MidiRegionView::paste (framepos_t pos, float times, const MidiCutBuffer& mcb)
3061 {
3062 if (mcb.empty()) {
3063 return;
3064 }
3065
3066 DEBUG_TRACE (DEBUG::CutNPaste, string_compose ("MIDI paste @ %1 times %2\n", pos, times));
3067
3068 trackview.session()->begin_reversible_command (_("paste"));
3069
3070 start_note_diff_command (_("paste"));
3071
3072 Evoral::MusicalTime beat_delta;
3073 Evoral::MusicalTime paste_pos_beats;
3074 Evoral::MusicalTime duration;
3075 Evoral::MusicalTime end_point = 0;
3076
3077 duration = (*mcb.notes().rbegin())->end_time() - (*mcb.notes().begin())->time();
3078 paste_pos_beats = frames_to_beats (pos - _region->position());
3079 beat_delta = (*mcb.notes().begin())->time() - paste_pos_beats;
3080 paste_pos_beats = 0;
3081
3082 DEBUG_TRACE (DEBUG::CutNPaste, string_compose ("Paste data spans from %1 to %2 (%3) ; paste pos beats = %4 (based on %5 - %6 ; beat delta = %7\n",
3083 (*mcb.notes().begin())->time(),
3084 (*mcb.notes().rbegin())->end_time(),
3085 duration, pos, _region->position(),
3086 paste_pos_beats, beat_delta));
3087
3088 clear_selection ();
3089
3090 for (int n = 0; n < (int) times; ++n) {
3091
3092 for (Notes::const_iterator i = mcb.notes().begin(); i != mcb.notes().end(); ++i) {
3093
3094 boost::shared_ptr<NoteType> copied_note (new NoteType (*((*i).get())));
3095 copied_note->set_time (paste_pos_beats + copied_note->time() - beat_delta);
3096
3097 /* make all newly added notes selected */
3098
3099 note_diff_add_note (copied_note, true);
3100 end_point = copied_note->end_time();
3101 }
3102
3103 paste_pos_beats += duration;
3104 }
3105
3106 /* if we pasted past the current end of the region, extend the region */
3107
3108 framepos_t end_frame = _region->position() + beats_to_frames (end_point);
3109 framepos_t region_end = _region->position() + _region->length() - 1;
3110
3111 if (end_frame > region_end) {
3112
3113 DEBUG_TRACE (DEBUG::CutNPaste, string_compose ("Paste extended region from %1 to %2\n", region_end, end_frame));
3114
3115 _region->clear_changes ();
3116 _region->set_length (end_frame);
3117 trackview.session()->add_command (new StatefulDiffCommand (_region));
3118 }
3119
3120 apply_diff (true);
3121
3122 trackview.session()->commit_reversible_command ();
3123 }
3124
3125 struct EventNoteTimeEarlyFirstComparator {
3126 bool operator() (CanvasNoteEvent* a, CanvasNoteEvent* b) {
3127 return a->note()->time() < b->note()->time();
3128 }
3129 };
3130
3131 void
3132 MidiRegionView::time_sort_events ()
3133 {
3134 if (!_sort_needed) {
3135 return;
3136 }
3137
3138 EventNoteTimeEarlyFirstComparator cmp;
3139 _events.sort (cmp);
3140
3141 _sort_needed = false;
3142 }
3143
3144 void
3145 MidiRegionView::goto_next_note ()
3146 {
3147 // framepos_t pos = -1;
3148 bool use_next = false;
3149
3150 if (_events.back()->selected()) {
3151 return;
3152 }
3153
3154 time_sort_events ();
3155
3156 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
3157 if ((*i)->selected()) {
3158 use_next = true;
3159 continue;
3160 } else if (use_next) {
3161 unique_select (*i);
3162 // pos = _region->position() + beats_to_frames ((*i)->note()->time());
3163 return;
3164 }
3165 }
3166
3167 /* use the first one */
3168
3169 unique_select (_events.front());
3170
3171 }
3172
3173 void
3174 MidiRegionView::goto_previous_note ()
3175 {
3176 // framepos_t pos = -1;
3177 bool use_next = false;
3178
3179 if (_events.front()->selected()) {
3180 return;
3181 }
3182
3183 time_sort_events ();
3184
3185 for (Events::reverse_iterator i = _events.rbegin(); i != _events.rend(); ++i) {
3186 if ((*i)->selected()) {
3187 use_next = true;
3188 continue;
3189 } else if (use_next) {
3190 unique_select (*i);
3191 // pos = _region->position() + beats_to_frames ((*i)->note()->time());
3192 return;
3193 }
3194 }
3195
3196 /* use the last one */
3197
3198 unique_select (*(_events.rbegin()));
3199 }
3200
3201 void
3202 MidiRegionView::selection_as_notelist (Notes& selected, bool allow_all_if_none_selected)
3203 {
3204 bool had_selected = false;
3205
3206 time_sort_events ();
3207
3208 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
3209 if ((*i)->selected()) {
3210 selected.insert ((*i)->note());
3211 had_selected = true;
3212 }
3213 }
3214
3215 if (allow_all_if_none_selected && !had_selected) {
3216 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
3217 selected.insert ((*i)->note());
3218 }
3219 }
3220 }
3221
3222 void
3223 MidiRegionView::update_ghost_note (double x, double y)
3224 {
3225 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
3226
3227 _last_ghost_x = x;
3228 _last_ghost_y = y;
3229
3230 _note_group->w2i (x, y);
3231 framepos_t const f = snap_pixel_to_frame (x);
3232
3233 bool success;
3234 Evoral::MusicalTime beats = trackview.editor().get_grid_type_as_beats (success, f);
3235
3236 if (!success) {
3237 beats = 1;
3238 }
3239
3240 double length = frames_to_beats (snap_frame_to_frame (f + beats_to_frames (beats)) - f);
3241
3242 _ghost_note->note()->set_time (frames_to_beats (f + _region->start()));
3243 _ghost_note->note()->set_length (length);
3244 _ghost_note->note()->set_note (midi_stream_view()->y_to_note (y));
3245 _ghost_note->note()->set_channel (mtv->get_channel_for_add ());
3246
3247 /* the ghost note does not appear in ghost regions, so pass false in here */
3248 update_note (_ghost_note, false);
3249
3250 show_verbose_cursor (_ghost_note->note ());
3251 }
3252
3253 void
3254 MidiRegionView::create_ghost_note (double x, double y)
3255 {
3256 delete _ghost_note;
3257 _ghost_note = 0;
3258
3259 boost::shared_ptr<NoteType> g (new NoteType);
3260 _ghost_note = new NoEventCanvasNote (*this, *_note_group, g);
3261 _ghost_note->property_outline_color_rgba() = 0x000000aa;
3262 update_ghost_note (x, y);
3263 _ghost_note->show ();
3264
3265 _last_ghost_x = x;
3266 _last_ghost_y = y;
3267
3268 show_verbose_cursor (_ghost_note->note ());
3269 }
3270
3271 void
3272 MidiRegionView::snap_changed ()
3273 {
3274 if (!_ghost_note) {
3275 return;
3276 }
3277
3278 create_ghost_note (_last_ghost_x, _last_ghost_y);
3279 }
3280
3281 void
3282 MidiRegionView::drop_down_keys ()
3283 {
3284 _mouse_state = None;
3285 }
3286
3287 void
3288 MidiRegionView::maybe_select_by_position (GdkEventButton* ev, double /*x*/, double y)
3289 {
3290 double note = midi_stream_view()->y_to_note(y);
3291 Events e;
3292 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
3293
3294 uint16_t chn_mask = mtv->channel_selector().get_selected_channels();
3295
3296 if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
3297 get_events (e, Evoral::Sequence<Evoral::MusicalTime>::PitchGreaterThanOrEqual, (uint8_t) floor (note), chn_mask);
3298 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
3299 get_events (e, Evoral::Sequence<Evoral::MusicalTime>::PitchLessThanOrEqual, (uint8_t) floor (note), chn_mask);
3300 } else {
3301 return;
3302 }
3303
3304 bool add_mrv_selection = false;
3305
3306 if (_selection.empty()) {
3307 add_mrv_selection = true;
3308 }
3309
3310 for (Events::iterator i = e.begin(); i != e.end(); ++i) {
3311 if (_selection.insert (*i).second) {
3312 (*i)->set_selected (true);
3313 }
3314 }
3315
3316 if (add_mrv_selection) {
3317 PublicEditor& editor (trackview.editor());
3318 editor.get_selection().add (this);
3319 }
3320 }
3321
3322 void
3323 MidiRegionView::color_handler ()
3324 {
3325 RegionView::color_handler ();
3326
3327 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
3328 (*i)->set_selected ((*i)->selected()); // will change color
3329 }
3330
3331 /* XXX probably more to do here */
3332 }
3333
3334 void
3335 MidiRegionView::enable_display (bool yn)
3336 {
3337 RegionView::enable_display (yn);
3338 if (yn) {
3339 redisplay_model ();
3340 }
3341 }
3342
3343 void
3344 MidiRegionView::show_step_edit_cursor (Evoral::MusicalTime pos)
3345 {
3346 if (_step_edit_cursor == 0) {
3347 ArdourCanvas::Group* const group = (ArdourCanvas::Group*)get_canvas_group();
3348
3349 _step_edit_cursor = new ArdourCanvas::SimpleRect (*group);
3350 _step_edit_cursor->property_y1() = 0;
3351 _step_edit_cursor->property_y2() = midi_stream_view()->contents_height();
3352 _step_edit_cursor->property_fill_color_rgba() = RGBA_TO_UINT (45,0,0,90);
3353 _step_edit_cursor->property_outline_color_rgba() = RGBA_TO_UINT (85,0,0,90);
3354 }
3355
3356 move_step_edit_cursor (pos);
3357 _step_edit_cursor->show ();
3358 }
3359
3360 void
3361 MidiRegionView::move_step_edit_cursor (Evoral::MusicalTime pos)
3362 {
3363 _step_edit_cursor_position = pos;
3364
3365 if (_step_edit_cursor) {
3366 double pixel = trackview.editor().frame_to_pixel (beats_to_frames (pos));
3367 _step_edit_cursor->property_x1() = pixel;
3368 set_step_edit_cursor_width (_step_edit_cursor_width);
3369 }
3370 }
3371
3372 void
3373 MidiRegionView::hide_step_edit_cursor ()
3374 {
3375 if (_step_edit_cursor) {
3376 _step_edit_cursor->hide ();
3377 }
3378 }
3379
3380 void
3381 MidiRegionView::set_step_edit_cursor_width (Evoral::MusicalTime beats)
3382 {
3383 _step_edit_cursor_width = beats;
3384
3385 if (_step_edit_cursor) {
3386 _step_edit_cursor->property_x2() = _step_edit_cursor->property_x1() + trackview.editor().frame_to_pixel (beats_to_frames (beats));
3387 }
3388 }
3389
3390 /** Called when a diskstream on our track has received some data. Update the view, if applicable.
3391 * @param buf Data that has been recorded.
3392 * @param w Source that this data will end up in.
3393 */
3394 void
3395 MidiRegionView::data_recorded (boost::shared_ptr<MidiBuffer> buf, boost::weak_ptr<MidiSource> w)
3396 {
3397 if (!_active_notes) {
3398 /* we aren't actively being recorded to */
3399 return;
3400 }
3401
3402 boost::shared_ptr<MidiSource> src = w.lock ();
3403 if (!src || src != midi_region()->midi_source()) {
3404 /* recorded data was not destined for our source */
3405 return;
3406 }
3407
3408 MidiTimeAxisView* mtv = dynamic_cast<MidiTimeAxisView*> (&trackview);
3409 BeatsFramesConverter converter (trackview.session()->tempo_map(), mtv->midi_track()->get_capture_start_frame (0));
3410
3411 framepos_t back = max_framepos;
3412
3413 for (MidiBuffer::iterator i = buf->begin(); i != buf->end(); ++i) {
3414 Evoral::MIDIEvent<MidiBuffer::TimeType> const ev (*i, false);
3415 assert (ev.buffer ());
3416
3417 Evoral::MusicalTime const time_beats = converter.from (ev.time () - converter.origin_b ());
3418
3419 if (ev.type() == MIDI_CMD_NOTE_ON) {
3420
3421 boost::shared_ptr<NoteType> note (
3422 new NoteType (ev.channel(), time_beats, 0, ev.note(), ev.velocity())
3423 );
3424
3425 add_note (note, true);
3426
3427 /* fix up our note range */
3428 if (ev.note() < _current_range_min) {
3429 midi_stream_view()->apply_note_range (ev.note(), _current_range_max, true);
3430 } else if (ev.note() > _current_range_max) {
3431 midi_stream_view()->apply_note_range (_current_range_min, ev.note(), true);
3432 }
3433
3434 } else if (ev.type() == MIDI_CMD_NOTE_OFF) {
3435 resolve_note (ev.note (), time_beats);
3436 }
3437
3438 back = ev.time ();
3439 }
3440
3441 midi_stream_view()->check_record_layers (region(), back);
3442 }
3443
3444 void
3445 MidiRegionView::trim_front_starting ()
3446 {
3447 /* Reparent the note group to the region view's parent, so that it doesn't change
3448 when the region view is trimmed.
3449 */
3450 _temporary_note_group = new ArdourCanvas::Group (*group->property_parent ());
3451 _temporary_note_group->move (group->property_x(), group->property_y());
3452 _note_group->reparent (*_temporary_note_group);
3453 }
3454
3455 void
3456 MidiRegionView::trim_front_ending ()
3457 {
3458 _note_group->reparent (*group);
3459 delete _temporary_note_group;
3460 _temporary_note_group = 0;
3461
3462 if (_region->start() < 0) {
3463 /* Trim drag made start time -ve; fix this */
3464 midi_region()->fix_negative_start ();
3465 }
3466 }
3467
3468 void
3469 MidiRegionView::edit_patch_change (ArdourCanvas::CanvasPatchChange* pc)
3470 {
3471 PatchChangeDialog d (&_time_converter, trackview.session(), *pc->patch (), Gtk::Stock::APPLY);
3472 if (d.run () != Gtk::RESPONSE_ACCEPT) {
3473 return;
3474 }
3475
3476 change_patch_change (pc->patch(), d.patch ());
3477 }
3478
3479
3480 void
3481 MidiRegionView::show_verbose_cursor (boost::shared_ptr<NoteType> n) const
3482 {
3483 char buf[24];
3484 snprintf (buf, sizeof (buf), "%s (%d) Chn %d\nVel %d",
3485 Evoral::midi_note_name (n->note()).c_str(),
3486 (int) n->note (),
3487 (int) n->channel() + 1,
3488 (int) n->velocity());
3489
3490 show_verbose_cursor (buf, 10, 20);
3491 }
3492
3493 void
3494 MidiRegionView::show_verbose_cursor (string const & text, double xoffset, double yoffset) const
3495 {
3496 double wx, wy;
3497
3498 trackview.editor().get_pointer_position (wx, wy);
3499
3500 wx += xoffset;
3501 wy += yoffset;
3502
3503 /* Flip the cursor above the mouse pointer if it would overlap the bottom of the canvas */
3504
3505 double x1, y1, x2, y2;
3506 trackview.editor().verbose_cursor()->canvas_item()->get_bounds (x1, y1, x2, y2);
3507
3508 if ((wy + y2 - y1) > trackview.editor().canvas_height()) {
3509 wy -= (y2 - y1) + 2 * yoffset;
3510 }
3511
3512 trackview.editor().verbose_cursor()->set (text, wx, wy);
3513 trackview.editor().verbose_cursor()->show ();
3514 }
Digital Audio Workstation