?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
another potential fix for partial stripping of a linux bundle
[ardour2.git] / gtk2_ardour / midi_region_view.cc
blobb97f250914d65e5beb36c6a355eac5dd536364d9
1 /*
2 Copyright (C) 2001-2007 Paul Davis
3 Author: Dave 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_cut_buffer.h"
58 #include "midi_list_editor.h"
59 #include "midi_region_view.h"
60 #include "midi_streamview.h"
61 #include "midi_time_axis.h"
62 #include "midi_util.h"
63 #include "note_player.h"
64 #include "public_editor.h"
65 #include "rgb_macros.h"
66 #include "selection.h"
67 #include "simpleline.h"
68 #include "streamview.h"
69 #include "utils.h"
70 #include "mouse_cursors.h"
71 #include "patch_change_dialog.h"
72
73 #include "i18n.h"
74
75 using namespace ARDOUR;
76 using namespace PBD;
77 using namespace Editing;
78 using namespace ArdourCanvas;
79 using Gtkmm2ext::Keyboard;
80
81 MidiRegionView::MidiRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv,
82 boost::shared_ptr<MidiRegion> r, double spu, Gdk::Color const & basic_color)
83 : RegionView (parent, tv, r, spu, basic_color)
84 , _force_channel(-1)
85 , _last_channel_selection(0xFFFF)
86 , _current_range_min(0)
87 , _current_range_max(0)
88 , _model_name(string())
89 , _custom_device_mode(string())
90 , _active_notes(0)
91 , _note_group(new ArdourCanvas::Group(*group))
92 , _note_diff_command (0)
93 , _ghost_note(0)
94 , _drag_rect (0)
95 , _step_edit_cursor (0)
96 , _step_edit_cursor_width (1.0)
97 , _step_edit_cursor_position (0.0)
98 , _channel_selection_scoped_note (0)
99 , _temporary_note_group (0)
100 , _mouse_state(None)
101 , _pressed_button(0)
102 , _sort_needed (true)
103 , _optimization_iterator (_events.end())
104 , _list_editor (0)
105 , no_sound_notes (false)
106 , _last_event_x (0)
107 , _last_event_y (0)
108 , pre_enter_cursor (0)
109 {
110 _note_group->raise_to_top();
111 PublicEditor::DropDownKeys.connect (sigc::mem_fun (*this, &MidiRegionView::drop_down_keys));
112
113 connect_to_diskstream ();
114 }
115
116 MidiRegionView::MidiRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv,
117 boost::shared_ptr<MidiRegion> r, double spu, Gdk::Color& basic_color,
118 TimeAxisViewItem::Visibility visibility)
119 : RegionView (parent, tv, r, spu, basic_color, false, visibility)
120 , _force_channel(-1)
121 , _last_channel_selection(0xFFFF)
122 , _model_name(string())
123 , _custom_device_mode(string())
124 , _active_notes(0)
125 , _note_group(new ArdourCanvas::Group(*parent))
126 , _note_diff_command (0)
127 , _ghost_note(0)
128 , _drag_rect (0)
129 , _step_edit_cursor (0)
130 , _step_edit_cursor_width (1.0)
131 , _step_edit_cursor_position (0.0)
132 , _channel_selection_scoped_note (0)
133 , _temporary_note_group (0)
134 , _mouse_state(None)
135 , _pressed_button(0)
136 , _sort_needed (true)
137 , _optimization_iterator (_events.end())
138 , _list_editor (0)
139 , no_sound_notes (false)
140 , _last_event_x (0)
141 , _last_event_y (0)
142 {
143 _note_group->raise_to_top();
144 PublicEditor::DropDownKeys.connect (sigc::mem_fun (*this, &MidiRegionView::drop_down_keys));
145
146 connect_to_diskstream ();
147 }
148
149 MidiRegionView::MidiRegionView (const MidiRegionView& other)
150 : sigc::trackable(other)
151 , RegionView (other)
152 , _force_channel(-1)
153 , _last_channel_selection(0xFFFF)
154 , _model_name(string())
155 , _custom_device_mode(string())
156 , _active_notes(0)
157 , _note_group(new ArdourCanvas::Group(*get_canvas_group()))
158 , _note_diff_command (0)
159 , _ghost_note(0)
160 , _drag_rect (0)
161 , _step_edit_cursor (0)
162 , _step_edit_cursor_width (1.0)
163 , _step_edit_cursor_position (0.0)
164 , _channel_selection_scoped_note (0)
165 , _temporary_note_group (0)
166 , _mouse_state(None)
167 , _pressed_button(0)
168 , _sort_needed (true)
169 , _optimization_iterator (_events.end())
170 , _list_editor (0)
171 , no_sound_notes (false)
172 , _last_event_x (0)
173 , _last_event_y (0)
174 {
175 Gdk::Color c;
176 int r,g,b,a;
177
178 UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
179 c.set_rgb_p (r/255.0, g/255.0, b/255.0);
180
181 init (c, false);
182 }
183
184 MidiRegionView::MidiRegionView (const MidiRegionView& other, boost::shared_ptr<MidiRegion> region)
185 : RegionView (other, boost::shared_ptr<Region> (region))
186 , _force_channel(-1)
187 , _last_channel_selection(0xFFFF)
188 , _model_name(string())
189 , _custom_device_mode(string())
190 , _active_notes(0)
191 , _note_group(new ArdourCanvas::Group(*get_canvas_group()))
192 , _note_diff_command (0)
193 , _ghost_note(0)
194 , _drag_rect (0)
195 , _step_edit_cursor (0)
196 , _step_edit_cursor_width (1.0)
197 , _step_edit_cursor_position (0.0)
198 , _channel_selection_scoped_note (0)
199 , _temporary_note_group (0)
200 , _mouse_state(None)
201 , _pressed_button(0)
202 , _sort_needed (true)
203 , _optimization_iterator (_events.end())
204 , _list_editor (0)
205 , no_sound_notes (false)
206 , _last_event_x (0)
207 , _last_event_y (0)
208 {
209 Gdk::Color c;
210 int r,g,b,a;
211
212 UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
213 c.set_rgb_p (r/255.0, g/255.0, b/255.0);
214
215 init (c, true);
216 }
217
218 void
219 MidiRegionView::init (Gdk::Color const & basic_color, bool wfd)
220 {
221 PublicEditor::DropDownKeys.connect (sigc::mem_fun (*this, &MidiRegionView::drop_down_keys));
222
223 CanvasNoteEvent::CanvasNoteEventDeleted.connect (note_delete_connection, MISSING_INVALIDATOR,
224 ui_bind (&MidiRegionView::maybe_remove_deleted_note_from_selection, this, _1),
225 gui_context());
226
227 if (wfd) {
228 midi_region()->midi_source(0)->load_model();
229 }
230
231 _model = midi_region()->midi_source(0)->model();
232 _enable_display = false;
233
234 RegionView::init (basic_color, false);
235
236 compute_colors (basic_color);
237
238 set_height (trackview.current_height());
239
240 region_muted ();
241 region_sync_changed ();
242 region_resized (ARDOUR::bounds_change);
243 region_locked ();
244
245 reset_width_dependent_items (_pixel_width);
246
247 set_colors ();
248
249 _enable_display = true;
250 if (_model) {
251 if (wfd) {
252 display_model (_model);
253 }
254 }
255
256 group->raise_to_top();
257 group->signal_event().connect (sigc::mem_fun (this, &MidiRegionView::canvas_event), false);
258
259 midi_view()->signal_channel_mode_changed().connect(
260 sigc::mem_fun(this, &MidiRegionView::midi_channel_mode_changed));
261
262 midi_view()->signal_midi_patch_settings_changed().connect(
263 sigc::mem_fun(this, &MidiRegionView::midi_patch_settings_changed));
264
265 trackview.editor().SnapChanged.connect (snap_changed_connection, invalidator (*this), ui_bind (&MidiRegionView::snap_changed, this), gui_context ());
266
267 connect_to_diskstream ();
268 }
269
270 void
271 MidiRegionView::connect_to_diskstream ()
272 {
273 midi_view()->midi_track()->DataRecorded.connect (*this, invalidator (*this), ui_bind (&MidiRegionView::data_recorded, this, _1, _2), gui_context ());
274 }
275
276 bool
277 MidiRegionView::canvas_event(GdkEvent* ev)
278 {
279 switch (ev->type) {
280 case GDK_ENTER_NOTIFY:
281 case GDK_LEAVE_NOTIFY:
282 _last_event_x = ev->crossing.x;
283 _last_event_y = ev->crossing.y;
284 break;
285 case GDK_MOTION_NOTIFY:
286 _last_event_x = ev->motion.x;
287 _last_event_y = ev->motion.y;
288 break;
289 default:
290 break;
291 }
292
293 if (!trackview.editor().internal_editing()) {
294 return false;
295 }
296
297 switch (ev->type) {
298 case GDK_SCROLL:
299 return scroll (&ev->scroll);
300
301 case GDK_KEY_PRESS:
302 return key_press (&ev->key);
303
304 case GDK_KEY_RELEASE:
305 return key_release (&ev->key);
306
307 case GDK_BUTTON_PRESS:
308 return button_press (&ev->button);
309
310 case GDK_2BUTTON_PRESS:
311 return true;
312
313 case GDK_BUTTON_RELEASE:
314 return button_release (&ev->button);
315
316 case GDK_ENTER_NOTIFY:
317 return enter_notify (&ev->crossing);
318
319 case GDK_LEAVE_NOTIFY:
320 return leave_notify (&ev->crossing);
321
322 case GDK_MOTION_NOTIFY:
323 return motion (&ev->motion);
324
325 default:
326 break;
327 }
328
329 return false;
330 }
331
332 void
333 MidiRegionView::remove_ghost_note ()
334 {
335 delete _ghost_note;
336 _ghost_note = 0;
337 }
338
339 bool
340 MidiRegionView::enter_notify (GdkEventCrossing* ev)
341 {
342 trackview.editor().MouseModeChanged.connect (
343 _mouse_mode_connection, invalidator (*this), ui_bind (&MidiRegionView::mouse_mode_changed, this), gui_context ()
344 );
345
346 Keyboard::magic_widget_grab_focus();
347 group->grab_focus();
348
349 if (trackview.editor().current_mouse_mode() == MouseRange) {
350 create_ghost_note (ev->x, ev->y);
351 }
352
353 return false;
354 }
355
356 bool
357 MidiRegionView::leave_notify (GdkEventCrossing*)
358 {
359 _mouse_mode_connection.disconnect ();
360
361 trackview.editor().hide_verbose_canvas_cursor ();
362 remove_ghost_note ();
363 return false;
364 }
365
366 void
367 MidiRegionView::mouse_mode_changed ()
368 {
369 if (trackview.editor().current_mouse_mode() == MouseRange && trackview.editor().internal_editing()) {
370 create_ghost_note (_last_event_x, _last_event_y);
371 } else {
372 remove_ghost_note ();
373 trackview.editor().hide_verbose_canvas_cursor ();
374 }
375 }
376
377 bool
378 MidiRegionView::button_press (GdkEventButton* ev)
379 {
380 if (ev->button != 1) {
381 return false;
382 }
383
384 _last_x = ev->x;
385 _last_y = ev->y;
386
387 group->w2i (_last_x, _last_y);
388
389 if (_mouse_state != SelectTouchDragging) {
390
391 _pressed_button = ev->button;
392 _mouse_state = Pressed;
393
394 return true;
395 }
396
397 _pressed_button = ev->button;
398
399 return true;
400 }
401
402 bool
403 MidiRegionView::button_release (GdkEventButton* ev)
404 {
405 double event_x, event_y;
406 framepos_t event_frame = 0;
407
408 if (ev->button != 1) {
409 return false;
410 }
411
412 event_x = ev->x;
413 event_y = ev->y;
414
415 group->w2i(event_x, event_y);
416 group->ungrab(ev->time);
417
418 event_frame = trackview.editor().pixel_to_frame(event_x);
419
420 switch (_mouse_state) {
421 case Pressed: // Clicked
422
423 switch (trackview.editor().current_mouse_mode()) {
424 case MouseObject:
425 case MouseTimeFX:
426 {
427 clear_selection();
428
429 if (Keyboard::is_insert_note_event(ev)){
430
431 double event_x, event_y;
432
433 event_x = ev->x;
434 event_y = ev->y;
435 group->w2i(event_x, event_y);
436
437 bool success;
438 Evoral::MusicalTime beats = trackview.editor().get_grid_type_as_beats (success, trackview.editor().pixel_to_frame (event_x));
439
440 if (!success) {
441 beats = 1;
442 }
443
444 create_note_at (event_x, event_y, beats, true);
445 }
446
447 break;
448 }
449 case MouseRange:
450 {
451 bool success;
452 Evoral::MusicalTime beats = trackview.editor().get_grid_type_as_beats (success, trackview.editor().pixel_to_frame (event_x));
453
454 if (!success) {
455 beats = 1;
456 }
457
458 create_note_at (event_x, event_y, beats, true);
459
460 break;
461 }
462 default:
463 break;
464 }
465
466 _mouse_state = None;
467 break;
468
469 case SelectRectDragging: // Select drag done
470
471 _mouse_state = None;
472 delete _drag_rect;
473 _drag_rect = 0;
474 break;
475
476 case AddDragging: // Add drag done
477
478 _mouse_state = None;
479
480 if (Keyboard::is_insert_note_event(ev) || trackview.editor().current_mouse_mode() == MouseRange){
481
482 if (_drag_rect->property_x2() > _drag_rect->property_x1() + 2) {
483
484 const double x = _drag_rect->property_x1();
485 const double length = trackview.editor().pixel_to_frame (_drag_rect->property_x2() - _drag_rect->property_x1());
486
487 create_note_at (x, _drag_rect->property_y1(), frames_to_beats(length), true);
488 }
489 }
490
491 delete _drag_rect;
492 _drag_rect = 0;
493
494 create_ghost_note (ev->x, ev->y);
495
496 default:
497 break;
498 }
499
500 return false;
501 }
502
503 bool
504 MidiRegionView::motion (GdkEventMotion* ev)
505 {
506 double event_x, event_y;
507 framepos_t event_frame = 0;
508
509 event_x = ev->x;
510 event_y = ev->y;
511 group->w2i(event_x, event_y);
512
513 // convert event_x to global frame
514 event_frame = trackview.editor().pixel_to_frame(event_x) + _region->position();
515 trackview.editor().snap_to(event_frame);
516
517 // convert event_frame back to local coordinates relative to position
518 event_frame -= _region->position();
519
520 if (!_ghost_note && trackview.editor().current_mouse_mode() != MouseRange
521 && Keyboard::modifier_state_contains (ev->state, Keyboard::insert_note_modifier())
522 && _mouse_state != AddDragging){
523
524 create_ghost_note (ev->x, ev->y);
525 }
526 else if (_ghost_note && trackview.editor().current_mouse_mode() != MouseRange
527 && Keyboard::modifier_state_contains (ev->state, Keyboard::insert_note_modifier())){
528
529 update_ghost_note (ev->x, ev->y);
530 }
531 else if (_ghost_note && trackview.editor().current_mouse_mode() != MouseRange){
532
533 delete _ghost_note;
534 _ghost_note = 0;
535
536 trackview.editor().hide_verbose_canvas_cursor ();
537 }
538 else if (_ghost_note && trackview.editor().current_mouse_mode() == MouseRange) {
539 update_ghost_note (ev->x, ev->y);
540 }
541
542 /* any motion immediately hides velocity text that may have been visible */
543
544 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
545 (*i)->hide_velocity ();
546 }
547
548 switch (_mouse_state) {
549 case Pressed: // Maybe start a drag, if we've moved a bit
550
551 if (fabs (event_x - _last_x) < 1 && fabs (event_y - _last_y) < 1) {
552 /* no appreciable movement since the button was pressed */
553 return false;
554 }
555
556 // Select drag start
557 if (_pressed_button == 1 && trackview.editor().current_mouse_mode() == MouseObject
558 && !Keyboard::modifier_state_contains (ev->state, Keyboard::insert_note_modifier())) {
559
560 group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
561 Gdk::Cursor(Gdk::FLEUR), ev->time);
562
563 _last_x = event_x;
564 _last_y = event_y;
565 _drag_start_x = event_x;
566 _drag_start_y = event_y;
567
568 _drag_rect = new ArdourCanvas::SimpleRect(*group);
569 _drag_rect->property_x1() = event_x;
570 _drag_rect->property_y1() = event_y;
571 _drag_rect->property_x2() = event_x;
572 _drag_rect->property_y2() = event_y;
573 _drag_rect->property_outline_what() = 0xFF;
574 _drag_rect->property_outline_color_rgba()
575 = ARDOUR_UI::config()->canvasvar_MidiSelectRectOutline.get();
576 _drag_rect->property_fill_color_rgba()
577 = ARDOUR_UI::config()->canvasvar_MidiSelectRectFill.get();
578
579 _mouse_state = SelectRectDragging;
580 return true;
581
582 // Add note drag start
583 } else if (trackview.editor().internal_editing()) {
584
585 delete _ghost_note;
586 _ghost_note = 0;
587
588 group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
589 Gdk::Cursor(Gdk::FLEUR), ev->time);
590
591 _last_x = event_x;
592 _last_y = event_y;
593 _drag_start_x = event_x;
594 _drag_start_y = event_y;
595
596 _drag_rect = new ArdourCanvas::SimpleRect(*group);
597 _drag_rect->property_x1() = trackview.editor().frame_to_pixel(event_frame);
598
599 _drag_rect->property_y1() = midi_stream_view()->note_to_y(
600 midi_stream_view()->y_to_note(event_y));
601 _drag_rect->property_x2() = trackview.editor().frame_to_pixel(event_frame);
602 _drag_rect->property_y2() = _drag_rect->property_y1()
603 + floor(midi_stream_view()->note_height());
604 _drag_rect->property_outline_what() = 0xFF;
605 _drag_rect->property_outline_color_rgba() = 0xFFFFFF99;
606 _drag_rect->property_fill_color_rgba() = 0xFFFFFF66;
607
608 _mouse_state = AddDragging;
609
610 if (_ghost_note){
611
612 delete _ghost_note;
613 _ghost_note = 0;
614
615 trackview.editor().hide_verbose_canvas_cursor ();
616 }
617
618 return true;
619 }
620
621 return false;
622
623 case SelectRectDragging: // Select drag motion
624 case AddDragging: // Add note drag motion
625
626 if (ev->is_hint) {
627 int t_x;
628 int t_y;
629 GdkModifierType state;
630 gdk_window_get_pointer(ev->window, &t_x, &t_y, &state);
631 event_x = t_x;
632 event_y = t_y;
633 }
634
635 if (_mouse_state == AddDragging){
636 event_x = trackview.editor().frame_to_pixel(event_frame);
637 }
638
639 if (_drag_rect) {
640
641 if (event_x > _drag_start_x){
642 _drag_rect->property_x2() = event_x;
643 }
644 else {
645 _drag_rect->property_x1() = event_x;
646 }
647 }
648
649 if (_drag_rect && _mouse_state == SelectRectDragging) {
650
651 if (event_y > _drag_start_y){
652 _drag_rect->property_y2() = event_y;
653 }
654 else {
655 _drag_rect->property_y1() = event_y;
656 }
657
658 update_drag_selection(_drag_start_x, event_x, _drag_start_y, event_y);
659 }
660
661 _last_x = event_x;
662 _last_y = event_y;
663
664 case SelectTouchDragging:
665 return false;
666
667 default:
668 break;
669 }
670
671 return false;
672 }
673
674
675 bool
676 MidiRegionView::scroll (GdkEventScroll* ev)
677 {
678 if (_selection.empty()) {
679 return false;
680 }
681
682 trackview.editor().hide_verbose_canvas_cursor ();
683
684 bool fine = !Keyboard::modifier_state_equals (ev->state, Keyboard::SecondaryModifier);
685
686 if (ev->direction == GDK_SCROLL_UP) {
687 change_velocities (true, fine, false);
688 } else if (ev->direction == GDK_SCROLL_DOWN) {
689 change_velocities (false, fine, false);
690 }
691 return true;
692 }
693
694 bool
695 MidiRegionView::key_press (GdkEventKey* ev)
696 {
697 /* since GTK bindings are generally activated on press, and since
698 detectable auto-repeat is the name of the game and only sends
699 repeated presses, carry out key actions at key press, not release.
700 */
701
702 if (ev->keyval == GDK_Alt_L || ev->keyval == GDK_Alt_R){
703 _mouse_state = SelectTouchDragging;
704 return true;
705
706 } else if (ev->keyval == GDK_Escape) {
707 clear_selection();
708 _mouse_state = None;
709
710 } else if (ev->keyval == GDK_comma || ev->keyval == GDK_period) {
711
712 bool start = (ev->keyval == GDK_comma);
713 bool end = (ev->keyval == GDK_period);
714 bool shorter = Keyboard::modifier_state_contains (ev->state, Keyboard::PrimaryModifier);
715 bool fine = Keyboard::modifier_state_contains (ev->state, Keyboard::SecondaryModifier);
716
717 change_note_lengths (fine, shorter, 0.0, start, end);
718
719 return true;
720
721 } else if (ev->keyval == GDK_Delete) {
722
723 delete_selection();
724 return true;
725
726 } else if (ev->keyval == GDK_Tab) {
727
728 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
729 goto_previous_note ();
730 } else {
731 goto_next_note ();
732 }
733 return true;
734
735 } else if (ev->keyval == GDK_Up) {
736
737 bool allow_smush = Keyboard::modifier_state_contains (ev->state, Keyboard::TertiaryModifier);
738 bool fine = !Keyboard::modifier_state_contains (ev->state, Keyboard::SecondaryModifier);
739
740 if (Keyboard::modifier_state_contains (ev->state, Keyboard::PrimaryModifier)) {
741 change_velocities (true, fine, allow_smush);
742 } else {
743 transpose (true, fine, allow_smush);
744 }
745 return true;
746
747 } else if (ev->keyval == GDK_Down) {
748
749 bool allow_smush = Keyboard::modifier_state_contains (ev->state, Keyboard::TertiaryModifier);
750 bool fine = !Keyboard::modifier_state_contains (ev->state, Keyboard::SecondaryModifier);
751
752 if (Keyboard::modifier_state_contains (ev->state, Keyboard::PrimaryModifier)) {
753 change_velocities (false, fine, allow_smush);
754 } else {
755 transpose (false, fine, allow_smush);
756 }
757 return true;
758
759 } else if (ev->keyval == GDK_Left) {
760
761 nudge_notes (false);
762 return true;
763
764 } else if (ev->keyval == GDK_Right) {
765
766 nudge_notes (true);
767 return true;
768
769 } else if (ev->keyval == GDK_Control_L) {
770 return true;
771
772 }
773
774 return false;
775 }
776
777 bool
778 MidiRegionView::key_release (GdkEventKey* ev)
779 {
780 if (ev->keyval == GDK_Alt_L || ev->keyval == GDK_Alt_R) {
781 _mouse_state = None;
782 return true;
783 }
784 return false;
785 }
786
787 void
788 MidiRegionView::show_list_editor ()
789 {
790 if (!_list_editor) {
791 _list_editor = new MidiListEditor (trackview.session(), midi_region());
792 }
793 _list_editor->present ();
794 }
795
796 /** Add a note to the model, and the view, at a canvas (click) coordinate.
797 * \param x horizontal position in pixels
798 * \param y vertical position in pixels
799 * \param length duration of the note in beats, which will be snapped to the grid
800 * \param sh true to make the note 1 frame shorter than the snapped version of \a length.
801 */
802 void
803 MidiRegionView::create_note_at(double x, double y, double length, bool sh)
804 {
805 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
806 MidiStreamView* const view = mtv->midi_view();
807
808 double note = view->y_to_note(y);
809
810 assert(note >= 0.0);
811 assert(note <= 127.0);
812
813 // Start of note in frames relative to region start
814 framepos_t const start_frames = snap_frame_to_frame(trackview.editor().pixel_to_frame(x));
815 assert(start_frames >= 0);
816
817 // Snap length
818 length = frames_to_beats(
819 snap_frame_to_frame(start_frames + beats_to_frames(length)) - start_frames);
820
821 assert (length != 0);
822
823 if (sh) {
824 length = frames_to_beats (beats_to_frames (length) - 1);
825 }
826
827 const boost::shared_ptr<NoteType> new_note (new NoteType (get_channel_for_add (),
828 frames_to_beats(start_frames + _region->start()), length,
829 (uint8_t)note, 0x40));
830
831 if (_model->contains (new_note)) {
832 return;
833 }
834
835 view->update_note_range(new_note->note());
836
837 MidiModel::NoteDiffCommand* cmd = _model->new_note_diff_command("add note");
838 cmd->add (new_note);
839 _model->apply_command(*trackview.session(), cmd);
840
841 play_midi_note (new_note);
842 }
843
844 void
845 MidiRegionView::clear_events()
846 {
847 clear_selection();
848
849 MidiGhostRegion* gr;
850 for (std::vector<GhostRegion*>::iterator g = ghosts.begin(); g != ghosts.end(); ++g) {
851 if ((gr = dynamic_cast<MidiGhostRegion*>(*g)) != 0) {
852 gr->clear_events();
853 }
854 }
855
856 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
857 delete *i;
858 }
859
860 _events.clear();
861 _patch_changes.clear();
862 _sys_exes.clear();
863 _optimization_iterator = _events.end();
864 }
865
866 void
867 MidiRegionView::display_model(boost::shared_ptr<MidiModel> model)
868 {
869 _model = model;
870
871 content_connection.disconnect ();
872 _model->ContentsChanged.connect (content_connection, invalidator (*this), boost::bind (&MidiRegionView::redisplay_model, this), gui_context());
873
874 clear_events ();
875
876 if (_enable_display) {
877 redisplay_model();
878 }
879 }
880
881 void
882 MidiRegionView::start_note_diff_command (string name)
883 {
884 if (!_note_diff_command) {
885 _note_diff_command = _model->new_note_diff_command (name);
886 }
887 }
888
889 void
890 MidiRegionView::note_diff_add_note (const boost::shared_ptr<NoteType> note, bool selected, bool show_velocity)
891 {
892 if (_note_diff_command) {
893 _note_diff_command->add (note);
894 }
895 if (selected) {
896 _marked_for_selection.insert(note);
897 }
898 if (show_velocity) {
899 _marked_for_velocity.insert(note);
900 }
901 }
902
903 void
904 MidiRegionView::note_diff_remove_note (ArdourCanvas::CanvasNoteEvent* ev)
905 {
906 if (_note_diff_command && ev->note()) {
907 _note_diff_command->remove(ev->note());
908 }
909 }
910
911 void
912 MidiRegionView::note_diff_add_change (ArdourCanvas::CanvasNoteEvent* ev,
913 MidiModel::NoteDiffCommand::Property property,
914 uint8_t val)
915 {
916 if (_note_diff_command) {
917 _note_diff_command->change (ev->note(), property, val);
918 }
919 }
920
921 void
922 MidiRegionView::note_diff_add_change (ArdourCanvas::CanvasNoteEvent* ev,
923 MidiModel::NoteDiffCommand::Property property,
924 Evoral::MusicalTime val)
925 {
926 if (_note_diff_command) {
927 _note_diff_command->change (ev->note(), property, val);
928 }
929 }
930
931 void
932 MidiRegionView::apply_diff (bool as_subcommand)
933 {
934 bool add_or_remove;
935
936 if (!_note_diff_command) {
937 return;
938 }
939
940 if ((add_or_remove = _note_diff_command->adds_or_removes())) {
941 // Mark all selected notes for selection when model reloads
942 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
943 _marked_for_selection.insert((*i)->note());
944 }
945 }
946
947 if (as_subcommand) {
948 _model->apply_command_as_subcommand (*trackview.session(), _note_diff_command);
949 } else {
950 _model->apply_command (*trackview.session(), _note_diff_command);
951 }
952
953 _note_diff_command = 0;
954 midi_view()->midi_track()->playlist_modified();
955
956 if (add_or_remove) {
957 _marked_for_selection.clear();
958 }
959
960 _marked_for_velocity.clear();
961 }
962
963 void
964 MidiRegionView::abort_command()
965 {
966 delete _note_diff_command;
967 _note_diff_command = 0;
968 clear_selection();
969 }
970
971 CanvasNoteEvent*
972 MidiRegionView::find_canvas_note (boost::shared_ptr<NoteType> note)
973 {
974 if (_optimization_iterator != _events.end()) {
975 ++_optimization_iterator;
976 }
977
978 if (_optimization_iterator != _events.end() && (*_optimization_iterator)->note() == note) {
979 return *_optimization_iterator;
980 }
981
982 for (_optimization_iterator = _events.begin(); _optimization_iterator != _events.end(); ++_optimization_iterator) {
983 if ((*_optimization_iterator)->note() == note) {
984 return *_optimization_iterator;
985 }
986 }
987
988 return 0;
989 }
990
991 void
992 MidiRegionView::get_events (Events& e, Evoral::Sequence<Evoral::MusicalTime>::NoteOperator op, uint8_t val, int chan_mask)
993 {
994 MidiModel::Notes notes;
995 _model->get_notes (notes, op, val, chan_mask);
996
997 for (MidiModel::Notes::iterator n = notes.begin(); n != notes.end(); ++n) {
998 CanvasNoteEvent* cne = find_canvas_note (*n);
999 if (cne) {
1000 e.push_back (cne);
1001 }
1002 }
1003 }
1004
1005 void
1006 MidiRegionView::redisplay_model()
1007 {
1008 // Don't redisplay the model if we're currently recording and displaying that
1009 if (_active_notes) {
1010 return;
1011 }
1012
1013 if (!_model) {
1014 cerr << "MidiRegionView::redisplay_model called without a model" << endmsg;
1015 return;
1016 }
1017
1018 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
1019 (*i)->invalidate ();
1020 }
1021
1022 MidiModel::ReadLock lock(_model->read_lock());
1023
1024 MidiModel::Notes& notes (_model->notes());
1025 _optimization_iterator = _events.begin();
1026
1027 for (MidiModel::Notes::iterator n = notes.begin(); n != notes.end(); ++n) {
1028
1029 boost::shared_ptr<NoteType> note (*n);
1030 CanvasNoteEvent* cne;
1031 bool visible;
1032
1033 if (note_in_region_range (note, visible)) {
1034
1035 if ((cne = find_canvas_note (note)) != 0) {
1036
1037 cne->validate ();
1038
1039 CanvasNote* cn;
1040 CanvasHit* ch;
1041
1042 if ((cn = dynamic_cast<CanvasNote*>(cne)) != 0) {
1043 update_note (cn);
1044 } else if ((ch = dynamic_cast<CanvasHit*>(cne)) != 0) {
1045 update_hit (ch);
1046 }
1047
1048 if (visible) {
1049 cne->show ();
1050 } else {
1051 cne->hide ();
1052 }
1053
1054 } else {
1055
1056 add_note (note, visible);
1057 }
1058
1059 } else {
1060
1061 if ((cne = find_canvas_note (note)) != 0) {
1062 cne->validate ();
1063 cne->hide ();
1064 }
1065 }
1066 }
1067
1068
1069 /* remove note items that are no longer valid */
1070
1071 for (Events::iterator i = _events.begin(); i != _events.end(); ) {
1072 if (!(*i)->valid ()) {
1073 delete *i;
1074 i = _events.erase (i);
1075 } else {
1076 ++i;
1077 }
1078 }
1079
1080 _patch_changes.clear();
1081 _sys_exes.clear();
1082
1083 display_sysexes();
1084 display_patch_changes ();
1085
1086 _marked_for_selection.clear ();
1087 _marked_for_velocity.clear ();
1088
1089 /* we may have caused _events to contain things out of order (e.g. if a note
1090 moved earlier or later). we don't generally need them in time order, but
1091 make a note that a sort is required for those cases that require it.
1092 */
1093
1094 _sort_needed = true;
1095 }
1096
1097 void
1098 MidiRegionView::display_patch_changes ()
1099 {
1100 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
1101 uint16_t chn_mask = mtv->channel_selector().get_selected_channels();
1102
1103 for (uint8_t i = 0; i < 16; ++i) {
1104 if (chn_mask & (1<<i)) {
1105 display_patch_changes_on_channel (i);
1106 }
1107 }
1108 }
1109
1110 void
1111 MidiRegionView::display_patch_changes_on_channel (uint8_t channel)
1112 {
1113 for (MidiModel::PatchChanges::const_iterator i = _model->patch_changes().begin(); i != _model->patch_changes().end(); ++i) {
1114
1115 if ((*i)->channel() != channel) {
1116 continue;
1117 }
1118
1119 MIDI::Name::PatchPrimaryKey patch_key ((*i)->bank_msb (), (*i)->bank_lsb (), (*i)->program ());
1120
1121 boost::shared_ptr<MIDI::Name::Patch> patch =
1122 MIDI::Name::MidiPatchManager::instance().find_patch(
1123 _model_name, _custom_device_mode, channel, patch_key);
1124
1125 if (patch != 0) {
1126 add_canvas_patch_change (*i, patch->name());
1127 } else {
1128 char buf[16];
1129 /* program and bank numbers are zero-based: convert to one-based */
1130 snprintf (buf, 16, "%d\n%d", (*i)->program() + 1, (*i)->bank() + 1);
1131 add_canvas_patch_change (*i, buf);
1132 }
1133 }
1134 }
1135
1136 void
1137 MidiRegionView::display_sysexes()
1138 {
1139 for (MidiModel::SysExes::const_iterator i = _model->sysexes().begin(); i != _model->sysexes().end(); ++i) {
1140 Evoral::MusicalTime time = (*i)->time();
1141 assert(time >= 0);
1142
1143 ostringstream str;
1144 str << hex;
1145 for (uint32_t b = 0; b < (*i)->size(); ++b) {
1146 str << int((*i)->buffer()[b]);
1147 if (b != (*i)->size() -1) {
1148 str << " ";
1149 }
1150 }
1151 string text = str.str();
1152
1153 const double x = trackview.editor().frame_to_pixel(beats_to_frames(time));
1154
1155 double height = midi_stream_view()->contents_height();
1156
1157 boost::shared_ptr<CanvasSysEx> sysex = boost::shared_ptr<CanvasSysEx>(
1158 new CanvasSysEx(*this, *_note_group, text, height, x, 1.0));
1159
1160 // Show unless patch change is beyond the region bounds
1161 if (time - _region->start() >= _region->length() || time < _region->start()) {
1162 sysex->hide();
1163 } else {
1164 sysex->show();
1165 }
1166
1167 _sys_exes.push_back(sysex);
1168 }
1169 }
1170
1171
1172 MidiRegionView::~MidiRegionView ()
1173 {
1174 in_destructor = true;
1175
1176 trackview.editor().hide_verbose_canvas_cursor ();
1177
1178 note_delete_connection.disconnect ();
1179
1180 delete _list_editor;
1181
1182 RegionViewGoingAway (this); /* EMIT_SIGNAL */
1183
1184 if (_active_notes) {
1185 end_write();
1186 }
1187
1188 _selection.clear();
1189 clear_events();
1190
1191 delete _note_group;
1192 delete _note_diff_command;
1193 delete _step_edit_cursor;
1194 delete _temporary_note_group;
1195 }
1196
1197 void
1198 MidiRegionView::region_resized (const PropertyChange& what_changed)
1199 {
1200 RegionView::region_resized(what_changed);
1201
1202 if (what_changed.contains (ARDOUR::Properties::position)) {
1203 set_duration(_region->length(), 0);
1204 if (_enable_display) {
1205 redisplay_model();
1206 }
1207 }
1208 }
1209
1210 void
1211 MidiRegionView::reset_width_dependent_items (double pixel_width)
1212 {
1213 RegionView::reset_width_dependent_items(pixel_width);
1214 assert(_pixel_width == pixel_width);
1215
1216 if (_enable_display) {
1217 redisplay_model();
1218 }
1219
1220 move_step_edit_cursor (_step_edit_cursor_position);
1221 set_step_edit_cursor_width (_step_edit_cursor_width);
1222 }
1223
1224 void
1225 MidiRegionView::set_height (double height)
1226 {
1227 static const double FUDGE = 2.0;
1228 const double old_height = _height;
1229 RegionView::set_height(height);
1230 _height = height - FUDGE;
1231
1232 apply_note_range(midi_stream_view()->lowest_note(),
1233 midi_stream_view()->highest_note(),
1234 height != old_height + FUDGE);
1235
1236 if (name_pixbuf) {
1237 name_pixbuf->raise_to_top();
1238 }
1239
1240 for (PatchChanges::iterator x = _patch_changes.begin(); x != _patch_changes.end(); ++x) {
1241 (*x)->set_height (midi_stream_view()->contents_height());
1242 }
1243
1244 if (_step_edit_cursor) {
1245 _step_edit_cursor->property_y2() = midi_stream_view()->contents_height();
1246 }
1247 }
1248
1249
1250 /** Apply the current note range from the stream view
1251 * by repositioning/hiding notes as necessary
1252 */
1253 void
1254 MidiRegionView::apply_note_range (uint8_t min, uint8_t max, bool force)
1255 {
1256 if (!_enable_display) {
1257 return;
1258 }
1259
1260 if (!force && _current_range_min == min && _current_range_max == max) {
1261 return;
1262 }
1263
1264 _current_range_min = min;
1265 _current_range_max = max;
1266
1267 for (Events::const_iterator i = _events.begin(); i != _events.end(); ++i) {
1268 CanvasNoteEvent* event = *i;
1269 boost::shared_ptr<NoteType> note (event->note());
1270
1271 if (note->note() < _current_range_min ||
1272 note->note() > _current_range_max) {
1273 event->hide();
1274 } else {
1275 event->show();
1276 }
1277
1278 if (CanvasNote* cnote = dynamic_cast<CanvasNote*>(event)) {
1279
1280 const double y1 = midi_stream_view()->note_to_y(note->note());
1281 const double y2 = y1 + floor(midi_stream_view()->note_height());
1282
1283 cnote->property_y1() = y1;
1284 cnote->property_y2() = y2;
1285
1286 } else if (CanvasHit* chit = dynamic_cast<CanvasHit*>(event)) {
1287
1288 const double diamond_size = update_hit (chit);
1289
1290 chit->set_height (diamond_size);
1291 }
1292 }
1293 }
1294
1295 GhostRegion*
1296 MidiRegionView::add_ghost (TimeAxisView& tv)
1297 {
1298 CanvasNote* note;
1299
1300 double unit_position = _region->position () / samples_per_unit;
1301 MidiTimeAxisView* mtv = dynamic_cast<MidiTimeAxisView*>(&tv);
1302 MidiGhostRegion* ghost;
1303
1304 if (mtv && mtv->midi_view()) {
1305 /* if ghost is inserted into midi track, use a dedicated midi ghost canvas group
1306 to allow having midi notes on top of note lines and waveforms.
1307 */
1308 ghost = new MidiGhostRegion (*mtv->midi_view(), trackview, unit_position);
1309 } else {
1310 ghost = new MidiGhostRegion (tv, trackview, unit_position);
1311 }
1312
1313 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
1314 if ((note = dynamic_cast<CanvasNote*>(*i)) != 0) {
1315 ghost->add_note(note);
1316 }
1317 }
1318
1319 ghost->set_height ();
1320 ghost->set_duration (_region->length() / samples_per_unit);
1321 ghosts.push_back (ghost);
1322
1323 GhostRegion::CatchDeletion.connect (*this, invalidator (*this), ui_bind (&RegionView::remove_ghost, this, _1), gui_context());
1324
1325 return ghost;
1326 }
1327
1328
1329 /** Begin tracking note state for successive calls to add_event
1330 */
1331 void
1332 MidiRegionView::begin_write()
1333 {
1334 assert(!_active_notes);
1335 _active_notes = new CanvasNote*[128];
1336 for (unsigned i=0; i < 128; ++i) {
1337 _active_notes[i] = 0;
1338 }
1339 }
1340
1341
1342 /** Destroy note state for add_event
1343 */
1344 void
1345 MidiRegionView::end_write()
1346 {
1347 delete[] _active_notes;
1348 _active_notes = 0;
1349 _marked_for_selection.clear();
1350 _marked_for_velocity.clear();
1351 }
1352
1353
1354 /** Resolve an active MIDI note (while recording).
1355 */
1356 void
1357 MidiRegionView::resolve_note(uint8_t note, double end_time)
1358 {
1359 if (midi_view()->note_mode() != Sustained) {
1360 return;
1361 }
1362
1363 if (_active_notes && _active_notes[note]) {
1364
1365 const framepos_t end_time_frames = beats_to_frames(end_time);
1366
1367 _active_notes[note]->property_x2() = trackview.editor().frame_to_pixel(end_time_frames);
1368 _active_notes[note]->property_outline_what() = (guint32) 0xF; // all edges
1369 _active_notes[note] = 0;
1370 }
1371 }
1372
1373
1374 /** Extend active notes to rightmost edge of region (if length is changed)
1375 */
1376 void
1377 MidiRegionView::extend_active_notes()
1378 {
1379 if (!_active_notes) {
1380 return;
1381 }
1382
1383 for (unsigned i=0; i < 128; ++i) {
1384 if (_active_notes[i]) {
1385 _active_notes[i]->property_x2() = trackview.editor().frame_to_pixel(_region->length());
1386 }
1387 }
1388 }
1389
1390
1391 void
1392 MidiRegionView::play_midi_note(boost::shared_ptr<NoteType> note)
1393 {
1394 if (no_sound_notes || !trackview.editor().sound_notes()) {
1395 return;
1396 }
1397
1398 RouteUI* route_ui = dynamic_cast<RouteUI*> (&trackview);
1399
1400 if (!route_ui || !route_ui->midi_track()) {
1401 return;
1402 }
1403
1404 NotePlayer* np = new NotePlayer (route_ui->midi_track());
1405 np->add (note);
1406 np->play ();
1407 }
1408
1409 void
1410 MidiRegionView::play_midi_chord (vector<boost::shared_ptr<NoteType> > notes)
1411 {
1412 if (no_sound_notes || !trackview.editor().sound_notes()) {
1413 return;
1414 }
1415
1416 RouteUI* route_ui = dynamic_cast<RouteUI*> (&trackview);
1417
1418 if (!route_ui || !route_ui->midi_track()) {
1419 return;
1420 }
1421
1422 NotePlayer* np = new NotePlayer (route_ui->midi_track());
1423
1424 for (vector<boost::shared_ptr<NoteType> >::iterator n = notes.begin(); n != notes.end(); ++n) {
1425 np->add (*n);
1426 }
1427
1428 np->play ();
1429 }
1430
1431
1432 bool
1433 MidiRegionView::note_in_region_range(const boost::shared_ptr<NoteType> note, bool& visible) const
1434 {
1435 const framepos_t note_start_frames = beats_to_frames(note->time());
1436
1437 bool outside = (note_start_frames - _region->start() >= _region->length()) ||
1438 (note_start_frames < _region->start());
1439
1440 visible = (note->note() >= midi_stream_view()->lowest_note()) &&
1441 (note->note() <= midi_stream_view()->highest_note());
1442
1443 return !outside;
1444 }
1445
1446 /** Update a canvas note's size from its model note.
1447 * @param ev Canvas note to update.
1448 * @param update_ghost_regions true to update the note in any ghost regions that we have, otherwise false.
1449 */
1450 void
1451 MidiRegionView::update_note (CanvasNote* ev, bool update_ghost_regions)
1452 {
1453 boost::shared_ptr<NoteType> note = ev->note();
1454
1455 const framepos_t note_start_frames = beats_to_frames(note->time());
1456
1457 /* trim note display to not overlap the end of its region */
1458 const framepos_t note_end_frames = min (beats_to_frames (note->end_time()), _region->start() + _region->length());
1459
1460 const double x = trackview.editor().frame_to_pixel(note_start_frames - _region->start());
1461 const double y1 = midi_stream_view()->note_to_y(note->note());
1462 const double note_endpixel = trackview.editor().frame_to_pixel(note_end_frames - _region->start());
1463
1464 ev->property_x1() = x;
1465 ev->property_y1() = y1;
1466
1467 if (note->length() > 0) {
1468 ev->property_x2() = note_endpixel;
1469 } else {
1470 ev->property_x2() = trackview.editor().frame_to_pixel(_region->length());
1471 }
1472
1473 ev->property_y2() = y1 + floor(midi_stream_view()->note_height());
1474
1475 if (note->length() == 0) {
1476 if (_active_notes) {
1477 assert(note->note() < 128);
1478 // If this note is already active there's a stuck note,
1479 // finish the old note rectangle
1480 if (_active_notes[note->note()]) {
1481 CanvasNote* const old_rect = _active_notes[note->note()];
1482 boost::shared_ptr<NoteType> old_note = old_rect->note();
1483 old_rect->property_x2() = x;
1484 old_rect->property_outline_what() = (guint32) 0xF;
1485 }
1486 _active_notes[note->note()] = ev;
1487 }
1488 /* outline all but right edge */
1489 ev->property_outline_what() = (guint32) (0x1 & 0x4 & 0x8);
1490 } else {
1491 /* outline all edges */
1492 ev->property_outline_what() = (guint32) 0xF;
1493 }
1494
1495 if (update_ghost_regions) {
1496 for (std::vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
1497 MidiGhostRegion* gr = dynamic_cast<MidiGhostRegion*> (*i);
1498 if (gr) {
1499 gr->update_note (ev);
1500 }
1501 }
1502 }
1503 }
1504
1505 double
1506 MidiRegionView::update_hit (CanvasHit* ev)
1507 {
1508 boost::shared_ptr<NoteType> note = ev->note();
1509
1510 const framepos_t note_start_frames = beats_to_frames(note->time());
1511 const double x = trackview.editor().frame_to_pixel(note_start_frames - _region->start());
1512 const double diamond_size = midi_stream_view()->note_height() / 2.0;
1513 const double y = midi_stream_view()->note_to_y(note->note()) + ((diamond_size-2) / 4.0);
1514
1515 ev->move_to (x, y);
1516
1517 return diamond_size;
1518 }
1519
1520 /** Add a MIDI note to the view (with length).
1521 *
1522 * If in sustained mode, notes with length 0 will be considered active
1523 * notes, and resolve_note should be called when the corresponding note off
1524 * event arrives, to properly display the note.
1525 */
1526 void
1527 MidiRegionView::add_note(const boost::shared_ptr<NoteType> note, bool visible)
1528 {
1529 CanvasNoteEvent* event = 0;
1530
1531 assert(note->time() >= 0);
1532 assert(midi_view()->note_mode() == Sustained || midi_view()->note_mode() == Percussive);
1533
1534 //ArdourCanvas::Group* const group = (ArdourCanvas::Group*) get_canvas_group();
1535
1536 if (midi_view()->note_mode() == Sustained) {
1537
1538 CanvasNote* ev_rect = new CanvasNote(*this, *_note_group, note);
1539
1540 update_note (ev_rect);
1541
1542 event = ev_rect;
1543
1544 MidiGhostRegion* gr;
1545
1546 for (std::vector<GhostRegion*>::iterator g = ghosts.begin(); g != ghosts.end(); ++g) {
1547 if ((gr = dynamic_cast<MidiGhostRegion*>(*g)) != 0) {
1548 gr->add_note(ev_rect);
1549 }
1550 }
1551
1552 } else if (midi_view()->note_mode() == Percussive) {
1553
1554 const double diamond_size = midi_stream_view()->note_height() / 2.0;
1555
1556 CanvasHit* ev_diamond = new CanvasHit(*this, *_note_group, diamond_size, note);
1557
1558 update_hit (ev_diamond);
1559
1560 event = ev_diamond;
1561
1562 } else {
1563 event = 0;
1564 }
1565
1566 if (event) {
1567 if (_marked_for_selection.find(note) != _marked_for_selection.end()) {
1568 note_selected(event, true);
1569 }
1570
1571 if (_marked_for_velocity.find(note) != _marked_for_velocity.end()) {
1572 event->show_velocity();
1573 }
1574
1575 event->on_channel_selection_change(_last_channel_selection);
1576 _events.push_back(event);
1577
1578 if (visible) {
1579 event->show();
1580 } else {
1581 event->hide ();
1582 }
1583 }
1584
1585 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
1586 MidiStreamView* const view = mtv->midi_view();
1587
1588 view->update_note_range(note->note());
1589 }
1590
1591 void
1592 MidiRegionView::step_add_note (uint8_t channel, uint8_t number, uint8_t velocity,
1593 Evoral::MusicalTime pos, Evoral::MusicalTime len)
1594 {
1595 boost::shared_ptr<NoteType> new_note (new NoteType (channel, pos, len, number, velocity));
1596
1597 /* potentially extend region to hold new note */
1598
1599 framepos_t end_frame = _region->position() + beats_to_frames (new_note->end_time());
1600 framepos_t region_end = _region->position() + _region->length() - 1;
1601
1602 if (end_frame > region_end) {
1603 _region->set_length (end_frame - _region->position(), this);
1604 }
1605
1606 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
1607 MidiStreamView* const view = mtv->midi_view();
1608
1609 view->update_note_range(new_note->note());
1610
1611 _marked_for_selection.clear ();
1612 clear_selection ();
1613
1614 start_note_diff_command (_("step add"));
1615 note_diff_add_note (new_note, true, false);
1616 apply_diff();
1617
1618 // last_step_edit_note = new_note;
1619 }
1620
1621 void
1622 MidiRegionView::step_sustain (Evoral::MusicalTime beats)
1623 {
1624 change_note_lengths (false, false, beats, false, true);
1625 }
1626
1627 void
1628 MidiRegionView::add_canvas_patch_change (MidiModel::PatchChangePtr patch, const string& displaytext)
1629 {
1630 assert (patch->time() >= 0);
1631
1632 const double x = trackview.editor().frame_to_pixel (beats_to_frames (patch->time()));
1633
1634 double const height = midi_stream_view()->contents_height();
1635
1636 boost::shared_ptr<CanvasPatchChange> patch_change = boost::shared_ptr<CanvasPatchChange>(
1637 new CanvasPatchChange(*this, *_note_group,
1638 displaytext,
1639 height,
1640 x, 1.0,
1641 _model_name,
1642 _custom_device_mode,
1643 patch)
1644 );
1645
1646 // Show unless patch change is beyond the region bounds
1647 if (patch->time() - _region->start() >= _region->length() || patch->time() < _region->start()) {
1648 patch_change->hide();
1649 } else {
1650 patch_change->show();
1651 }
1652
1653 _patch_changes.push_back (patch_change);
1654 }
1655
1656 void
1657 MidiRegionView::get_patch_key_at (Evoral::MusicalTime time, uint8_t channel, MIDI::Name::PatchPrimaryKey& key)
1658 {
1659 MidiModel::PatchChanges::iterator i = _model->patch_change_lower_bound (time);
1660 while (i != _model->patch_changes().end() && (*i)->channel() != channel) {
1661 ++i;
1662 }
1663
1664 if (i != _model->patch_changes().end()) {
1665 key.msb = (*i)->bank_msb ();
1666 key.lsb = (*i)->bank_lsb ();
1667 key.program_number = (*i)->program ();
1668 } else {
1669 key.msb = key.lsb = key.program_number = 0;
1670 }
1671
1672 assert (key.is_sane());
1673 }
1674
1675
1676 void
1677 MidiRegionView::change_patch_change (CanvasPatchChange& pc, const MIDI::Name::PatchPrimaryKey& new_patch)
1678 {
1679 MidiModel::PatchChangeDiffCommand* c = _model->new_patch_change_diff_command (_("alter patch change"));
1680
1681 if (pc.patch()->program() != new_patch.program_number) {
1682 c->change_program (pc.patch (), new_patch.program_number);
1683 }
1684
1685 int const new_bank = (new_patch.msb << 7) | new_patch.lsb;
1686 if (pc.patch()->bank() != new_bank) {
1687 c->change_bank (pc.patch (), new_bank);
1688 }
1689
1690 _model->apply_command (*trackview.session(), c);
1691
1692 _patch_changes.clear ();
1693 display_patch_changes ();
1694 }
1695
1696 void
1697 MidiRegionView::change_patch_change (MidiModel::PatchChangePtr old_change, const Evoral::PatchChange<Evoral::MusicalTime> & new_change)
1698 {
1699 MidiModel::PatchChangeDiffCommand* c = _model->new_patch_change_diff_command (_("alter patch change"));
1700
1701 if (old_change->time() != new_change.time()) {
1702 c->change_time (old_change, new_change.time());
1703 }
1704
1705 if (old_change->channel() != new_change.channel()) {
1706 c->change_channel (old_change, new_change.channel());
1707 }
1708
1709 if (old_change->program() != new_change.program()) {
1710 c->change_program (old_change, new_change.program());
1711 }
1712
1713 if (old_change->bank() != new_change.bank()) {
1714 c->change_bank (old_change, new_change.bank());
1715 }
1716
1717 _model->apply_command (*trackview.session(), c);
1718
1719 _patch_changes.clear ();
1720 display_patch_changes ();
1721 }
1722
1723 /** Add a patch change to the region.
1724 * @param t Time in frames relative to region position
1725 * @param patch Patch to add; time and channel are ignored (time is converted from t, and channel comes from
1726 * get_channel_for_add())
1727 */
1728 void
1729 MidiRegionView::add_patch_change (framecnt_t t, Evoral::PatchChange<Evoral::MusicalTime> const & patch)
1730 {
1731 MidiModel::PatchChangeDiffCommand* c = _model->new_patch_change_diff_command (_("add patch change"));
1732 c->add (MidiModel::PatchChangePtr (
1733 new Evoral::PatchChange<Evoral::MusicalTime> (
1734 frames_to_beats (t + midi_region()->start()), get_channel_for_add(), patch.program(), patch.bank()
1735 )
1736 ));
1737
1738 _model->apply_command (*trackview.session(), c);
1739
1740 _patch_changes.clear ();
1741 display_patch_changes ();
1742 }
1743
1744 void
1745 MidiRegionView::move_patch_change (CanvasPatchChange& pc, Evoral::MusicalTime t)
1746 {
1747 MidiModel::PatchChangeDiffCommand* c = _model->new_patch_change_diff_command (_("move patch change"));
1748 c->change_time (pc.patch (), t);
1749 _model->apply_command (*trackview.session(), c);
1750
1751 _patch_changes.clear ();
1752 display_patch_changes ();
1753 }
1754
1755 void
1756 MidiRegionView::delete_patch_change (CanvasPatchChange* pc)
1757 {
1758 MidiModel::PatchChangeDiffCommand* c = _model->new_patch_change_diff_command (_("delete patch change"));
1759 c->remove (pc->patch ());
1760 _model->apply_command (*trackview.session(), c);
1761
1762 _patch_changes.clear ();
1763 display_patch_changes ();
1764 }
1765
1766 void
1767 MidiRegionView::previous_patch (CanvasPatchChange& patch)
1768 {
1769 if (patch.patch()->program() < 127) {
1770 MIDI::Name::PatchPrimaryKey key;
1771 get_patch_key_at (patch.patch()->time(), patch.patch()->channel(), key);
1772 key.program_number++;
1773 change_patch_change (patch, key);
1774 }
1775 }
1776
1777 void
1778 MidiRegionView::next_patch (CanvasPatchChange& patch)
1779 {
1780 if (patch.patch()->program() > 0) {
1781 MIDI::Name::PatchPrimaryKey key;
1782 get_patch_key_at (patch.patch()->time(), patch.patch()->channel(), key);
1783 key.program_number--;
1784 change_patch_change (patch, key);
1785 }
1786 }
1787
1788 void
1789 MidiRegionView::maybe_remove_deleted_note_from_selection (CanvasNoteEvent* cne)
1790 {
1791 if (_selection.empty()) {
1792 return;
1793 }
1794
1795 if (_selection.erase (cne) > 0) {
1796 cerr << "Erased a CNE from selection\n";
1797 }
1798 }
1799
1800 void
1801 MidiRegionView::delete_selection()
1802 {
1803 if (_selection.empty()) {
1804 return;
1805 }
1806
1807 start_note_diff_command (_("delete selection"));
1808
1809 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
1810 if ((*i)->selected()) {
1811 _note_diff_command->remove((*i)->note());
1812 }
1813 }
1814
1815 _selection.clear();
1816
1817 apply_diff ();
1818 }
1819
1820 void
1821 MidiRegionView::delete_note (boost::shared_ptr<NoteType> n)
1822 {
1823 start_note_diff_command (_("delete note"));
1824 _note_diff_command->remove (n);
1825 apply_diff ();
1826
1827 trackview.editor().hide_verbose_canvas_cursor ();
1828 }
1829
1830 void
1831 MidiRegionView::clear_selection_except(ArdourCanvas::CanvasNoteEvent* ev)
1832 {
1833 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
1834 if ((*i)->selected() && (*i) != ev) {
1835 (*i)->set_selected(false);
1836 (*i)->hide_velocity();
1837 }
1838 }
1839
1840 _selection.clear();
1841 }
1842
1843 void
1844 MidiRegionView::unique_select(ArdourCanvas::CanvasNoteEvent* ev)
1845 {
1846 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ) {
1847 if ((*i) != ev) {
1848
1849 Selection::iterator tmp = i;
1850 ++tmp;
1851
1852 (*i)->set_selected (false);
1853 _selection.erase (i);
1854
1855 i = tmp;
1856
1857 } else {
1858 ++i;
1859 }
1860 }
1861
1862 /* don't bother with removing this regionview from the editor selection,
1863 since we're about to add another note, and thus put/keep this
1864 regionview in the editor selection.
1865 */
1866
1867 if (!ev->selected()) {
1868 add_to_selection (ev);
1869 }
1870 }
1871
1872 void
1873 MidiRegionView::select_all_notes ()
1874 {
1875 clear_selection ();
1876
1877 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
1878 add_to_selection (*i);
1879 }
1880 }
1881
1882 void
1883 MidiRegionView::select_matching_notes (uint8_t notenum, uint16_t channel_mask, bool add, bool extend)
1884 {
1885 uint8_t low_note = 127;
1886 uint8_t high_note = 0;
1887 MidiModel::Notes& notes (_model->notes());
1888 _optimization_iterator = _events.begin();
1889
1890 if (!add) {
1891 clear_selection ();
1892 }
1893
1894 if (extend && _selection.empty()) {
1895 extend = false;
1896 }
1897
1898 if (extend) {
1899
1900 /* scan existing selection to get note range */
1901
1902 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
1903 if ((*i)->note()->note() < low_note) {
1904 low_note = (*i)->note()->note();
1905 }
1906 if ((*i)->note()->note() > high_note) {
1907 high_note = (*i)->note()->note();
1908 }
1909 }
1910
1911 low_note = min (low_note, notenum);
1912 high_note = max (high_note, notenum);
1913 }
1914
1915 no_sound_notes = true;
1916
1917 for (MidiModel::Notes::iterator n = notes.begin(); n != notes.end(); ++n) {
1918
1919 boost::shared_ptr<NoteType> note (*n);
1920 CanvasNoteEvent* cne;
1921 bool select = false;
1922
1923 if (((1 << note->channel()) & channel_mask) != 0) {
1924 if (extend) {
1925 if ((note->note() >= low_note && note->note() <= high_note)) {
1926 select = true;
1927 }
1928 } else if (note->note() == notenum) {
1929 select = true;
1930 }
1931 }
1932
1933 if (select) {
1934 if ((cne = find_canvas_note (note)) != 0) {
1935 // extend is false because we've taken care of it,
1936 // since it extends by time range, not pitch.
1937 note_selected (cne, add, false);
1938 }
1939 }
1940
1941 add = true; // we need to add all remaining matching notes, even if the passed in value was false (for "set")
1942
1943 }
1944
1945 no_sound_notes = false;
1946 }
1947
1948 void
1949 MidiRegionView::toggle_matching_notes (uint8_t notenum, uint16_t channel_mask)
1950 {
1951 MidiModel::Notes& notes (_model->notes());
1952 _optimization_iterator = _events.begin();
1953
1954 for (MidiModel::Notes::iterator n = notes.begin(); n != notes.end(); ++n) {
1955
1956 boost::shared_ptr<NoteType> note (*n);
1957 CanvasNoteEvent* cne;
1958
1959 if (note->note() == notenum && (((0x0001 << note->channel()) & channel_mask) != 0)) {
1960 if ((cne = find_canvas_note (note)) != 0) {
1961 if (cne->selected()) {
1962 note_deselected (cne);
1963 } else {
1964 note_selected (cne, true, false);
1965 }
1966 }
1967 }
1968 }
1969 }
1970
1971 void
1972 MidiRegionView::note_selected(ArdourCanvas::CanvasNoteEvent* ev, bool add, bool extend)
1973 {
1974 if (!add) {
1975 clear_selection_except(ev);
1976 }
1977
1978 if (!extend) {
1979
1980 if (!ev->selected()) {
1981 add_to_selection (ev);
1982 }
1983
1984 } else {
1985 /* find end of latest note selected, select all between that and the start of "ev" */
1986
1987 Evoral::MusicalTime earliest = Evoral::MaxMusicalTime;
1988 Evoral::MusicalTime latest = 0;
1989
1990 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
1991 if ((*i)->note()->end_time() > latest) {
1992 latest = (*i)->note()->end_time();
1993 }
1994 if ((*i)->note()->time() < earliest) {
1995 earliest = (*i)->note()->time();
1996 }
1997 }
1998
1999 if (ev->note()->end_time() > latest) {
2000 latest = ev->note()->end_time();
2001 }
2002
2003 if (ev->note()->time() < earliest) {
2004 earliest = ev->note()->time();
2005 }
2006
2007 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
2008
2009 /* find notes entirely within OR spanning the earliest..latest range */
2010
2011 if (((*i)->note()->time() >= earliest && (*i)->note()->end_time() <= latest) ||
2012 ((*i)->note()->time() <= earliest && (*i)->note()->end_time() >= latest)) {
2013 add_to_selection (*i);
2014 }
2015
2016 #if 0
2017 /* if events were guaranteed to be time sorted, we could do this.
2018 but as of sept 10th 2009, they no longer are.
2019 */
2020
2021 if ((*i)->note()->time() > latest) {
2022 break;
2023 }
2024 #endif
2025 }
2026 }
2027 }
2028
2029 void
2030 MidiRegionView::note_deselected(ArdourCanvas::CanvasNoteEvent* ev)
2031 {
2032 remove_from_selection (ev);
2033 }
2034
2035 void
2036 MidiRegionView::update_drag_selection(double x1, double x2, double y1, double y2)
2037 {
2038 if (x1 > x2) {
2039 swap (x1, x2);
2040 }
2041
2042 if (y1 > y2) {
2043 swap (y1, y2);
2044 }
2045
2046 // TODO: Make this faster by storing the last updated selection rect, and only
2047 // adjusting things that are in the area that appears/disappeared.
2048 // We probably need a tree to be able to find events in O(log(n)) time.
2049
2050 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
2051
2052 /* check if any corner of the note is inside the rect
2053
2054 Notes:
2055 1) this is computing "touched by", not "contained by" the rect.
2056 2) this does not require that events be sorted in time.
2057 */
2058
2059 const double ix1 = (*i)->x1();
2060 const double ix2 = (*i)->x2();
2061 const double iy1 = (*i)->y1();
2062 const double iy2 = (*i)->y2();
2063
2064 if ((ix1 >= x1 && ix1 <= x2 && iy1 >= y1 && iy1 <= y2) ||
2065 (ix1 >= x1 && ix1 <= x2 && iy2 >= y1 && iy2 <= y2) ||
2066 (ix2 >= x1 && ix2 <= x2 && iy1 >= y1 && iy1 <= y2) ||
2067 (ix2 >= x1 && ix2 <= x2 && iy2 >= y1 && iy2 <= y2)) {
2068
2069 // Inside rectangle
2070 if (!(*i)->selected()) {
2071 add_to_selection (*i);
2072 }
2073 } else if ((*i)->selected()) {
2074 // Not inside rectangle
2075 remove_from_selection (*i);
2076 }
2077 }
2078 }
2079
2080 void
2081 MidiRegionView::remove_from_selection (CanvasNoteEvent* ev)
2082 {
2083 Selection::iterator i = _selection.find (ev);
2084
2085 if (i != _selection.end()) {
2086 _selection.erase (i);
2087 }
2088
2089 ev->set_selected (false);
2090 ev->hide_velocity ();
2091
2092 if (_selection.empty()) {
2093 PublicEditor& editor (trackview.editor());
2094 editor.get_selection().remove (this);
2095 }
2096 }
2097
2098 void
2099 MidiRegionView::add_to_selection (CanvasNoteEvent* ev)
2100 {
2101 bool add_mrv_selection = false;
2102
2103 if (_selection.empty()) {
2104 add_mrv_selection = true;
2105 }
2106
2107 if (_selection.insert (ev).second) {
2108 ev->set_selected (true);
2109 play_midi_note ((ev)->note());
2110 }
2111
2112 if (add_mrv_selection) {
2113 PublicEditor& editor (trackview.editor());
2114 editor.get_selection().add (this);
2115 }
2116 }
2117
2118 void
2119 MidiRegionView::move_selection(double dx, double dy, double cumulative_dy)
2120 {
2121 typedef vector<boost::shared_ptr<NoteType> > PossibleChord;
2122 PossibleChord to_play;
2123 Evoral::MusicalTime earliest = Evoral::MaxMusicalTime;
2124
2125 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2126 if ((*i)->note()->time() < earliest) {
2127 earliest = (*i)->note()->time();
2128 }
2129 }
2130
2131 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2132 if (Evoral::musical_time_equal ((*i)->note()->time(), earliest)) {
2133 to_play.push_back ((*i)->note());
2134 }
2135 (*i)->move_event(dx, dy);
2136 }
2137
2138 if (dy && !_selection.empty() && !no_sound_notes && trackview.editor().sound_notes()) {
2139
2140 if (to_play.size() > 1) {
2141
2142 PossibleChord shifted;
2143
2144 for (PossibleChord::iterator n = to_play.begin(); n != to_play.end(); ++n) {
2145 boost::shared_ptr<NoteType> moved_note (new NoteType (**n));
2146 moved_note->set_note (moved_note->note() + cumulative_dy);
2147 shifted.push_back (moved_note);
2148 }
2149
2150 play_midi_chord (shifted);
2151
2152 } else if (!to_play.empty()) {
2153
2154 boost::shared_ptr<NoteType> moved_note (new NoteType (*to_play.front()));
2155 moved_note->set_note (moved_note->note() + cumulative_dy);
2156 play_midi_note (moved_note);
2157 }
2158 }
2159 }
2160
2161 void
2162 MidiRegionView::note_dropped(CanvasNoteEvent *, frameoffset_t dt, int8_t dnote)
2163 {
2164 assert (!_selection.empty());
2165
2166 uint8_t lowest_note_in_selection = 127;
2167 uint8_t highest_note_in_selection = 0;
2168 uint8_t highest_note_difference = 0;
2169
2170 // find highest and lowest notes first
2171
2172 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2173 uint8_t pitch = (*i)->note()->note();
2174 lowest_note_in_selection = std::min(lowest_note_in_selection, pitch);
2175 highest_note_in_selection = std::max(highest_note_in_selection, pitch);
2176 }
2177
2178 /*
2179 cerr << "dnote: " << (int) dnote << endl;
2180 cerr << "lowest note (streamview): " << int(midi_stream_view()->lowest_note())
2181 << " highest note (streamview): " << int(midi_stream_view()->highest_note()) << endl;
2182 cerr << "lowest note (selection): " << int(lowest_note_in_selection) << " highest note(selection): "
2183 << int(highest_note_in_selection) << endl;
2184 cerr << "selection size: " << _selection.size() << endl;
2185 cerr << "Highest note in selection: " << (int) highest_note_in_selection << endl;
2186 */
2187
2188 // Make sure the note pitch does not exceed the MIDI standard range
2189 if (highest_note_in_selection + dnote > 127) {
2190 highest_note_difference = highest_note_in_selection - 127;
2191 }
2192
2193 start_note_diff_command (_("move notes"));
2194
2195 for (Selection::iterator i = _selection.begin(); i != _selection.end() ; ++i) {
2196
2197 Evoral::MusicalTime new_time = frames_to_beats (beats_to_frames ((*i)->note()->time()) + dt);
2198
2199 if (new_time < 0) {
2200 continue;
2201 }
2202
2203 note_diff_add_change (*i, MidiModel::NoteDiffCommand::StartTime, new_time);
2204
2205 uint8_t original_pitch = (*i)->note()->note();
2206 uint8_t new_pitch = original_pitch + dnote - highest_note_difference;
2207
2208 // keep notes in standard midi range
2209 clamp_to_0_127(new_pitch);
2210
2211 // keep original pitch if note is dragged outside valid midi range
2212 if ((original_pitch != 0 && new_pitch == 0)
2213 || (original_pitch != 127 && new_pitch == 127)) {
2214 new_pitch = original_pitch;
2215 }
2216
2217 lowest_note_in_selection = std::min(lowest_note_in_selection, new_pitch);
2218 highest_note_in_selection = std::max(highest_note_in_selection, new_pitch);
2219
2220 note_diff_add_change (*i, MidiModel::NoteDiffCommand::NoteNumber, new_pitch);
2221 }
2222
2223 apply_diff();
2224
2225 // care about notes being moved beyond the upper/lower bounds on the canvas
2226 if (lowest_note_in_selection < midi_stream_view()->lowest_note() ||
2227 highest_note_in_selection > midi_stream_view()->highest_note()) {
2228 midi_stream_view()->set_note_range(MidiStreamView::ContentsRange);
2229 }
2230 }
2231
2232 framepos_t
2233 MidiRegionView::snap_pixel_to_frame(double x)
2234 {
2235 PublicEditor& editor = trackview.editor();
2236 // x is region relative, convert it to global absolute frames
2237 framepos_t frame = editor.pixel_to_frame(x) + _region->position();
2238 editor.snap_to(frame);
2239 return frame - _region->position(); // convert back to region relative
2240 }
2241
2242 framepos_t
2243 MidiRegionView::snap_frame_to_frame(framepos_t x)
2244 {
2245 PublicEditor& editor = trackview.editor();
2246 // x is region relative, convert it to global absolute frames
2247 framepos_t frame = x + _region->position();
2248 editor.snap_to(frame);
2249 return frame - _region->position(); // convert back to region relative
2250 }
2251
2252 double
2253 MidiRegionView::snap_to_pixel(double x)
2254 {
2255 return (double) trackview.editor().frame_to_pixel(snap_pixel_to_frame(x));
2256 }
2257
2258 double
2259 MidiRegionView::get_position_pixels()
2260 {
2261 framepos_t region_frame = get_position();
2262 return trackview.editor().frame_to_pixel(region_frame);
2263 }
2264
2265 double
2266 MidiRegionView::get_end_position_pixels()
2267 {
2268 framepos_t frame = get_position() + get_duration ();
2269 return trackview.editor().frame_to_pixel(frame);
2270 }
2271
2272 framepos_t
2273 MidiRegionView::beats_to_frames(double beats) const
2274 {
2275 return _time_converter.to(beats);
2276 }
2277
2278 double
2279 MidiRegionView::frames_to_beats(framepos_t frames) const
2280 {
2281 return _time_converter.from(frames);
2282 }
2283
2284 void
2285 MidiRegionView::begin_resizing (bool /*at_front*/)
2286 {
2287 _resize_data.clear();
2288
2289 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2290 CanvasNote *note = dynamic_cast<CanvasNote *> (*i);
2291
2292 // only insert CanvasNotes into the map
2293 if (note) {
2294 NoteResizeData *resize_data = new NoteResizeData();
2295 resize_data->canvas_note = note;
2296
2297 // create a new SimpleRect from the note which will be the resize preview
2298 SimpleRect *resize_rect = new SimpleRect(
2299 *_note_group, note->x1(), note->y1(), note->x2(), note->y2());
2300
2301 // calculate the colors: get the color settings
2302 uint32_t fill_color = UINT_RGBA_CHANGE_A(
2303 ARDOUR_UI::config()->canvasvar_MidiNoteSelected.get(),
2304 128);
2305
2306 // make the resize preview notes more transparent and bright
2307 fill_color = UINT_INTERPOLATE(fill_color, 0xFFFFFF40, 0.5);
2308
2309 // calculate color based on note velocity
2310 resize_rect->property_fill_color_rgba() = UINT_INTERPOLATE(
2311 CanvasNoteEvent::meter_style_fill_color(note->note()->velocity(), note->selected()),
2312 fill_color,
2313 0.85);
2314
2315 resize_rect->property_outline_color_rgba() = CanvasNoteEvent::calculate_outline(
2316 ARDOUR_UI::config()->canvasvar_MidiNoteSelected.get());
2317
2318 resize_data->resize_rect = resize_rect;
2319 _resize_data.push_back(resize_data);
2320 }
2321 }
2322 }
2323
2324 /** Update resizing notes while user drags.
2325 * @param primary `primary' note for the drag; ie the one that is used as the reference in non-relative mode.
2326 * @param at_front which end of the note (true == note on, false == note off)
2327 * @param delta_x change in mouse position since the start of the drag
2328 * @param relative true if relative resizing is taking place, false if absolute resizing. This only makes
2329 * a difference when multiple notes are being resized; in relative mode, each note's length is changed by the
2330 * amount of the drag. In non-relative mode, all selected notes are set to have the same start or end point
2331 * as the \a primary note.
2332 */
2333 void
2334 MidiRegionView::update_resizing (ArdourCanvas::CanvasNoteEvent* primary, bool at_front, double delta_x, bool relative)
2335 {
2336 bool cursor_set = false;
2337
2338 for (std::vector<NoteResizeData *>::iterator i = _resize_data.begin(); i != _resize_data.end(); ++i) {
2339 SimpleRect* resize_rect = (*i)->resize_rect;
2340 CanvasNote* canvas_note = (*i)->canvas_note;
2341 double current_x;
2342
2343 if (at_front) {
2344 if (relative) {
2345 current_x = canvas_note->x1() + delta_x;
2346 } else {
2347 current_x = primary->x1() + delta_x;
2348 }
2349 } else {
2350 if (relative) {
2351 current_x = canvas_note->x2() + delta_x;
2352 } else {
2353 current_x = primary->x2() + delta_x;
2354 }
2355 }
2356
2357 if (at_front) {
2358 resize_rect->property_x1() = snap_to_pixel(current_x);
2359 resize_rect->property_x2() = canvas_note->x2();
2360 } else {
2361 resize_rect->property_x2() = snap_to_pixel(current_x);
2362 resize_rect->property_x1() = canvas_note->x1();
2363 }
2364
2365 if (!cursor_set) {
2366 double beats;
2367
2368 beats = snap_pixel_to_frame (current_x);
2369 beats = frames_to_beats (beats);
2370
2371 double len;
2372
2373 if (at_front) {
2374 if (beats < canvas_note->note()->end_time()) {
2375 len = canvas_note->note()->time() - beats;
2376 len += canvas_note->note()->length();
2377 } else {
2378 len = 0;
2379 }
2380 } else {
2381 if (beats >= canvas_note->note()->time()) {
2382 len = beats - canvas_note->note()->time();
2383 } else {
2384 len = 0;
2385 }
2386 }
2387
2388 char buf[16];
2389 snprintf (buf, sizeof (buf), "%.3g beats", len);
2390 trackview.editor().show_verbose_canvas_cursor_with (buf);
2391
2392 cursor_set = true;
2393 }
2394
2395 }
2396 }
2397
2398
2399 /** Finish resizing notes when the user releases the mouse button.
2400 * Parameters the same as for \a update_resizing().
2401 */
2402 void
2403 MidiRegionView::commit_resizing (ArdourCanvas::CanvasNoteEvent* primary, bool at_front, double delta_x, bool relative)
2404 {
2405 start_note_diff_command (_("resize notes"));
2406
2407 for (std::vector<NoteResizeData *>::iterator i = _resize_data.begin(); i != _resize_data.end(); ++i) {
2408 CanvasNote* canvas_note = (*i)->canvas_note;
2409 SimpleRect* resize_rect = (*i)->resize_rect;
2410 double current_x;
2411
2412 if (at_front) {
2413 if (relative) {
2414 current_x = canvas_note->x1() + delta_x;
2415 } else {
2416 current_x = primary->x1() + delta_x;
2417 }
2418 } else {
2419 if (relative) {
2420 current_x = canvas_note->x2() + delta_x;
2421 } else {
2422 current_x = primary->x2() + delta_x;
2423 }
2424 }
2425
2426 current_x = snap_pixel_to_frame (current_x);
2427 current_x = frames_to_beats (current_x);
2428
2429 if (at_front && current_x < canvas_note->note()->end_time()) {
2430 note_diff_add_change (canvas_note, MidiModel::NoteDiffCommand::StartTime, current_x);
2431
2432 double len = canvas_note->note()->time() - current_x;
2433 len += canvas_note->note()->length();
2434
2435 if (len > 0) {
2436 /* XXX convert to beats */
2437 note_diff_add_change (canvas_note, MidiModel::NoteDiffCommand::Length, len);
2438 }
2439 }
2440
2441 if (!at_front) {
2442 double len = current_x - canvas_note->note()->time();
2443
2444 if (len > 0) {
2445 /* XXX convert to beats */
2446 note_diff_add_change (canvas_note, MidiModel::NoteDiffCommand::Length, len);
2447 }
2448 }
2449
2450 delete resize_rect;
2451 delete (*i);
2452 }
2453
2454 _resize_data.clear();
2455 apply_diff();
2456 }
2457
2458 void
2459 MidiRegionView::change_note_channel (CanvasNoteEvent* event, int8_t channel)
2460 {
2461 note_diff_add_change (event, MidiModel::NoteDiffCommand::Channel, (uint8_t) channel);
2462 }
2463
2464 void
2465 MidiRegionView::change_note_velocity(CanvasNoteEvent* event, int8_t velocity, bool relative)
2466 {
2467 uint8_t new_velocity;
2468
2469 if (relative) {
2470 new_velocity = event->note()->velocity() + velocity;
2471 clamp_to_0_127(new_velocity);
2472 } else {
2473 new_velocity = velocity;
2474 }
2475
2476 event->set_selected (event->selected()); // change color
2477
2478 note_diff_add_change (event, MidiModel::NoteDiffCommand::Velocity, new_velocity);
2479 }
2480
2481 void
2482 MidiRegionView::change_note_note (CanvasNoteEvent* event, int8_t note, bool relative)
2483 {
2484 uint8_t new_note;
2485
2486 if (relative) {
2487 new_note = event->note()->note() + note;
2488 } else {
2489 new_note = note;
2490 }
2491
2492 clamp_to_0_127 (new_note);
2493 note_diff_add_change (event, MidiModel::NoteDiffCommand::NoteNumber, new_note);
2494 }
2495
2496 void
2497 MidiRegionView::trim_note (CanvasNoteEvent* event, Evoral::MusicalTime front_delta, Evoral::MusicalTime end_delta)
2498 {
2499 bool change_start = false;
2500 bool change_length = false;
2501 Evoral::MusicalTime new_start = 0;
2502 Evoral::MusicalTime new_length = 0;
2503
2504 /* NOTE: the semantics of the two delta arguments are slightly subtle:
2505
2506 front_delta: if positive - move the start of the note later in time (shortening it)
2507 if negative - move the start of the note earlier in time (lengthening it)
2508
2509 end_delta: if positive - move the end of the note later in time (lengthening it)
2510 if negative - move the end of the note earlier in time (shortening it)
2511 */
2512
2513 if (front_delta) {
2514 if (front_delta < 0) {
2515
2516 if (event->note()->time() < -front_delta) {
2517 new_start = 0;
2518 } else {
2519 new_start = event->note()->time() + front_delta; // moves earlier
2520 }
2521
2522 /* start moved toward zero, so move the end point out to where it used to be.
2523 Note that front_delta is negative, so this increases the length.
2524 */
2525
2526 new_length = event->note()->length() - front_delta;
2527 change_start = true;
2528 change_length = true;
2529
2530 } else {
2531
2532 Evoral::MusicalTime new_pos = event->note()->time() + front_delta;
2533
2534 if (new_pos < event->note()->end_time()) {
2535 new_start = event->note()->time() + front_delta;
2536 /* start moved toward the end, so move the end point back to where it used to be */
2537 new_length = event->note()->length() - front_delta;
2538 change_start = true;
2539 change_length = true;
2540 }
2541 }
2542
2543 }
2544
2545 if (end_delta) {
2546 bool can_change = true;
2547 if (end_delta < 0) {
2548 if (event->note()->length() < -end_delta) {
2549 can_change = false;
2550 }
2551 }
2552
2553 if (can_change) {
2554 new_length = event->note()->length() + end_delta;
2555 change_length = true;
2556 }
2557 }
2558
2559 if (change_start) {
2560 note_diff_add_change (event, MidiModel::NoteDiffCommand::StartTime, new_start);
2561 }
2562
2563 if (change_length) {
2564 note_diff_add_change (event, MidiModel::NoteDiffCommand::Length, new_length);
2565 }
2566 }
2567
2568 void
2569 MidiRegionView::change_note_time (CanvasNoteEvent* event, Evoral::MusicalTime delta, bool relative)
2570 {
2571 Evoral::MusicalTime new_time;
2572
2573 if (relative) {
2574 if (delta < 0.0) {
2575 if (event->note()->time() < -delta) {
2576 new_time = 0;
2577 } else {
2578 new_time = event->note()->time() + delta;
2579 }
2580 } else {
2581 new_time = event->note()->time() + delta;
2582 }
2583 } else {
2584 new_time = delta;
2585 }
2586
2587 note_diff_add_change (event, MidiModel::NoteDiffCommand::StartTime, new_time);
2588 }
2589
2590 void
2591 MidiRegionView::change_note_length (CanvasNoteEvent* event, Evoral::MusicalTime t)
2592 {
2593 note_diff_add_change (event, MidiModel::NoteDiffCommand::Length, t);
2594 }
2595
2596 void
2597 MidiRegionView::change_velocities (bool up, bool fine, bool allow_smush)
2598 {
2599 int8_t delta;
2600
2601 if (_selection.empty()) {
2602 return;
2603 }
2604
2605 if (fine) {
2606 delta = 1;
2607 } else {
2608 delta = 10;
2609 }
2610
2611 if (!up) {
2612 delta = -delta;
2613 }
2614
2615 if (!allow_smush) {
2616 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2617 if ((*i)->note()->velocity() + delta == 0 || (*i)->note()->velocity() + delta == 127) {
2618 return;
2619 }
2620 }
2621 }
2622
2623 start_note_diff_command (_("change velocities"));
2624
2625 for (Selection::iterator i = _selection.begin(); i != _selection.end();) {
2626 Selection::iterator next = i;
2627 ++next;
2628 change_note_velocity (*i, delta, true);
2629 i = next;
2630 }
2631
2632 apply_diff();
2633
2634 if (!_selection.empty()) {
2635 char buf[24];
2636 snprintf (buf, sizeof (buf), "Vel %d",
2637 (int) (*_selection.begin())->note()->velocity());
2638 trackview.editor().show_verbose_canvas_cursor_with (buf, 10, 10);
2639 }
2640 }
2641
2642
2643 void
2644 MidiRegionView::transpose (bool up, bool fine, bool allow_smush)
2645 {
2646 if (_selection.empty()) {
2647 return;
2648 }
2649
2650 int8_t delta;
2651
2652 if (fine) {
2653 delta = 1;
2654 } else {
2655 delta = 12;
2656 }
2657
2658 if (!up) {
2659 delta = -delta;
2660 }
2661
2662 if (!allow_smush) {
2663 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2664 if (!up) {
2665 if ((int8_t) (*i)->note()->note() + delta <= 0) {
2666 return;
2667 }
2668 } else {
2669 if ((int8_t) (*i)->note()->note() + delta > 127) {
2670 return;
2671 }
2672 }
2673 }
2674 }
2675
2676 start_note_diff_command (_("transpose"));
2677
2678 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ) {
2679 Selection::iterator next = i;
2680 ++next;
2681 change_note_note (*i, delta, true);
2682 i = next;
2683 }
2684
2685 apply_diff ();
2686 }
2687
2688 void
2689 MidiRegionView::change_note_lengths (bool fine, bool shorter, Evoral::MusicalTime delta, bool start, bool end)
2690 {
2691 if (delta == 0.0) {
2692 if (fine) {
2693 delta = 1.0/128.0;
2694 } else {
2695 /* grab the current grid distance */
2696 bool success;
2697 delta = trackview.editor().get_grid_type_as_beats (success, _region->position());
2698 if (!success) {
2699 /* XXX cannot get grid type as beats ... should always be possible ... FIX ME */
2700 cerr << "Grid type not available as beats - TO BE FIXED\n";
2701 return;
2702 }
2703 }
2704 }
2705
2706 if (shorter) {
2707 delta = -delta;
2708 }
2709
2710 start_note_diff_command (_("change note lengths"));
2711
2712 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ) {
2713 Selection::iterator next = i;
2714 ++next;
2715
2716 /* note the negation of the delta for start */
2717
2718 trim_note (*i, (start ? -delta : 0), (end ? delta : 0));
2719 i = next;
2720 }
2721
2722 apply_diff ();
2723
2724 }
2725
2726 void
2727 MidiRegionView::nudge_notes (bool forward)
2728 {
2729 if (_selection.empty()) {
2730 return;
2731 }
2732
2733 /* pick a note as the point along the timeline to get the nudge distance.
2734 its not necessarily the earliest note, so we may want to pull the notes out
2735 into a vector and sort before using the first one.
2736 */
2737
2738 framepos_t ref_point = _region->position() + beats_to_frames ((*(_selection.begin()))->note()->time());
2739 framepos_t unused;
2740 framepos_t distance;
2741
2742 if (trackview.editor().snap_mode() == Editing::SnapOff) {
2743
2744 /* grid is off - use nudge distance */
2745
2746 distance = trackview.editor().get_nudge_distance (ref_point, unused);
2747
2748 } else {
2749
2750 /* use grid */
2751
2752 framepos_t next_pos = ref_point;
2753
2754 if (forward) {
2755 if (max_framepos - 1 < next_pos) {
2756 next_pos += 1;
2757 }
2758 } else {
2759 if (next_pos == 0) {
2760 return;
2761 }
2762 next_pos -= 1;
2763 }
2764
2765 trackview.editor().snap_to (next_pos, (forward ? 1 : -1), false);
2766 distance = ref_point - next_pos;
2767 }
2768
2769 if (distance == 0) {
2770 return;
2771 }
2772
2773 Evoral::MusicalTime delta = frames_to_beats (fabs (distance));
2774
2775 if (!forward) {
2776 delta = -delta;
2777 }
2778
2779 start_note_diff_command (_("nudge"));
2780
2781 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ) {
2782 Selection::iterator next = i;
2783 ++next;
2784 change_note_time (*i, delta, true);
2785 i = next;
2786 }
2787
2788 apply_diff ();
2789 }
2790
2791 void
2792 MidiRegionView::change_channel(uint8_t channel)
2793 {
2794 start_note_diff_command(_("change channel"));
2795 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2796 note_diff_add_change (*i, MidiModel::NoteDiffCommand::Channel, channel);
2797 }
2798
2799 apply_diff();
2800 }
2801
2802
2803 void
2804 MidiRegionView::note_entered(ArdourCanvas::CanvasNoteEvent* ev)
2805 {
2806 Editor* editor = dynamic_cast<Editor*>(&trackview.editor());
2807
2808 pre_enter_cursor = editor->get_canvas_cursor ();
2809
2810 if (_mouse_state == SelectTouchDragging) {
2811 note_selected (ev, true);
2812 }
2813
2814 show_verbose_canvas_cursor (ev->note ());
2815 }
2816
2817 void
2818 MidiRegionView::note_left (ArdourCanvas::CanvasNoteEvent*)
2819 {
2820 Editor* editor = dynamic_cast<Editor*>(&trackview.editor());
2821
2822 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2823 (*i)->hide_velocity ();
2824 }
2825
2826 editor->hide_verbose_canvas_cursor ();
2827
2828 if (pre_enter_cursor) {
2829 editor->set_canvas_cursor (pre_enter_cursor);
2830 pre_enter_cursor = 0;
2831 }
2832 }
2833
2834 void
2835 MidiRegionView::patch_entered (ArdourCanvas::CanvasPatchChange* ev)
2836 {
2837 ostringstream s;
2838 s << ((int) ev->patch()->program() + 1) << ":" << (ev->patch()->bank() + 1);
2839 trackview.editor().show_verbose_canvas_cursor_with (s.str().c_str(), 10, 20);
2840 }
2841
2842 void
2843 MidiRegionView::patch_left (ArdourCanvas::CanvasPatchChange *)
2844 {
2845 trackview.editor().hide_verbose_canvas_cursor ();
2846 }
2847
2848 void
2849 MidiRegionView::note_mouse_position (float x_fraction, float /*y_fraction*/, bool can_set_cursor)
2850 {
2851 Editor* editor = dynamic_cast<Editor*>(&trackview.editor());
2852
2853 if (x_fraction > 0.0 && x_fraction < 0.25) {
2854 editor->set_canvas_cursor (editor->cursors()->left_side_trim);
2855 } else if (x_fraction >= 0.75 && x_fraction < 1.0) {
2856 editor->set_canvas_cursor (editor->cursors()->right_side_trim);
2857 } else {
2858 if (pre_enter_cursor && can_set_cursor) {
2859 editor->set_canvas_cursor (pre_enter_cursor);
2860 }
2861 }
2862 }
2863
2864 void
2865 MidiRegionView::set_frame_color()
2866 {
2867 uint32_t f;
2868
2869 TimeAxisViewItem::set_frame_color ();
2870
2871 if (!frame) {
2872 return;
2873 }
2874
2875 if (_selected) {
2876 f = ARDOUR_UI::config()->canvasvar_SelectedFrameBase.get();
2877 } else if (high_enough_for_name) {
2878 f= ARDOUR_UI::config()->canvasvar_MidiFrameBase.get();
2879 } else {
2880 f = fill_color;
2881 }
2882
2883 if (!rect_visible) {
2884 f = UINT_RGBA_CHANGE_A (f, 0);
2885 }
2886
2887 frame->property_fill_color_rgba() = f;
2888 }
2889
2890 void
2891 MidiRegionView::midi_channel_mode_changed(ChannelMode mode, uint16_t mask)
2892 {
2893 switch (mode) {
2894 case AllChannels:
2895 case FilterChannels:
2896 _force_channel = -1;
2897 break;
2898 case ForceChannel:
2899 _force_channel = mask;
2900 mask = 0xFFFF; // Show all notes as active (below)
2901 };
2902
2903 // Update notes for selection
2904 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
2905 (*i)->on_channel_selection_change(mask);
2906 }
2907
2908 _last_channel_selection = mask;
2909
2910 _patch_changes.clear ();
2911 display_patch_changes ();
2912 }
2913
2914 void
2915 MidiRegionView::midi_patch_settings_changed(std::string model, std::string custom_device_mode)
2916 {
2917 _model_name = model;
2918 _custom_device_mode = custom_device_mode;
2919 redisplay_model();
2920 }
2921
2922 void
2923 MidiRegionView::cut_copy_clear (Editing::CutCopyOp op)
2924 {
2925 if (_selection.empty()) {
2926 return;
2927 }
2928
2929 PublicEditor& editor (trackview.editor());
2930
2931 switch (op) {
2932 case Cut:
2933 case Copy:
2934 editor.get_cut_buffer().add (selection_as_cut_buffer());
2935 break;
2936 default:
2937 break;
2938 }
2939
2940 if (op != Copy) {
2941
2942 start_note_diff_command();
2943
2944 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2945 switch (op) {
2946 case Copy:
2947 break;
2948 case Cut:
2949 case Clear:
2950 note_diff_remove_note (*i);
2951 break;
2952 }
2953 }
2954
2955 apply_diff();
2956 }
2957 }
2958
2959 MidiCutBuffer*
2960 MidiRegionView::selection_as_cut_buffer () const
2961 {
2962 Notes notes;
2963
2964 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
2965 NoteType* n = (*i)->note().get();
2966 notes.insert (boost::shared_ptr<NoteType> (new NoteType (*n)));
2967 }
2968
2969 MidiCutBuffer* cb = new MidiCutBuffer (trackview.session());
2970 cb->set (notes);
2971
2972 return cb;
2973 }
2974
2975 /** This method handles undo */
2976 void
2977 MidiRegionView::paste (framepos_t pos, float times, const MidiCutBuffer& mcb)
2978 {
2979 if (mcb.empty()) {
2980 return;
2981 }
2982
2983 DEBUG_TRACE (DEBUG::CutNPaste, string_compose ("MIDI paste @ %1 times %2\n", pos, times));
2984
2985 trackview.session()->begin_reversible_command (_("paste"));
2986
2987 start_note_diff_command (_("paste"));
2988
2989 Evoral::MusicalTime beat_delta;
2990 Evoral::MusicalTime paste_pos_beats;
2991 Evoral::MusicalTime duration;
2992 Evoral::MusicalTime end_point = 0;
2993
2994 duration = (*mcb.notes().rbegin())->end_time() - (*mcb.notes().begin())->time();
2995 paste_pos_beats = frames_to_beats (pos - _region->position());
2996 beat_delta = (*mcb.notes().begin())->time() - paste_pos_beats;
2997 paste_pos_beats = 0;
2998
2999 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",
3000 (*mcb.notes().begin())->time(),
3001 (*mcb.notes().rbegin())->end_time(),
3002 duration, pos, _region->position(),
3003 paste_pos_beats, beat_delta));
3004
3005 clear_selection ();
3006
3007 for (int n = 0; n < (int) times; ++n) {
3008
3009 for (Notes::const_iterator i = mcb.notes().begin(); i != mcb.notes().end(); ++i) {
3010
3011 boost::shared_ptr<NoteType> copied_note (new NoteType (*((*i).get())));
3012 copied_note->set_time (paste_pos_beats + copied_note->time() - beat_delta);
3013
3014 /* make all newly added notes selected */
3015
3016 note_diff_add_note (copied_note, true);
3017 end_point = copied_note->end_time();
3018 }
3019
3020 paste_pos_beats += duration;
3021 }
3022
3023 /* if we pasted past the current end of the region, extend the region */
3024
3025 framepos_t end_frame = _region->position() + beats_to_frames (end_point);
3026 framepos_t region_end = _region->position() + _region->length() - 1;
3027
3028 if (end_frame > region_end) {
3029
3030 DEBUG_TRACE (DEBUG::CutNPaste, string_compose ("Paste extended region from %1 to %2\n", region_end, end_frame));
3031
3032 _region->clear_changes ();
3033 _region->set_length (end_frame, this);
3034 trackview.session()->add_command (new StatefulDiffCommand (_region));
3035 }
3036
3037 apply_diff (true);
3038
3039 trackview.session()->commit_reversible_command ();
3040 }
3041
3042 struct EventNoteTimeEarlyFirstComparator {
3043 bool operator() (CanvasNoteEvent* a, CanvasNoteEvent* b) {
3044 return a->note()->time() < b->note()->time();
3045 }
3046 };
3047
3048 void
3049 MidiRegionView::time_sort_events ()
3050 {
3051 if (!_sort_needed) {
3052 return;
3053 }
3054
3055 EventNoteTimeEarlyFirstComparator cmp;
3056 _events.sort (cmp);
3057
3058 _sort_needed = false;
3059 }
3060
3061 void
3062 MidiRegionView::goto_next_note ()
3063 {
3064 // framepos_t pos = -1;
3065 bool use_next = false;
3066
3067 if (_events.back()->selected()) {
3068 return;
3069 }
3070
3071 time_sort_events ();
3072
3073 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
3074 if ((*i)->selected()) {
3075 use_next = true;
3076 continue;
3077 } else if (use_next) {
3078 unique_select (*i);
3079 // pos = _region->position() + beats_to_frames ((*i)->note()->time());
3080 return;
3081 }
3082 }
3083
3084 /* use the first one */
3085
3086 unique_select (_events.front());
3087
3088 }
3089
3090 void
3091 MidiRegionView::goto_previous_note ()
3092 {
3093 // framepos_t pos = -1;
3094 bool use_next = false;
3095
3096 if (_events.front()->selected()) {
3097 return;
3098 }
3099
3100 time_sort_events ();
3101
3102 for (Events::reverse_iterator i = _events.rbegin(); i != _events.rend(); ++i) {
3103 if ((*i)->selected()) {
3104 use_next = true;
3105 continue;
3106 } else if (use_next) {
3107 unique_select (*i);
3108 // pos = _region->position() + beats_to_frames ((*i)->note()->time());
3109 return;
3110 }
3111 }
3112
3113 /* use the last one */
3114
3115 unique_select (*(_events.rbegin()));
3116 }
3117
3118 void
3119 MidiRegionView::selection_as_notelist (Notes& selected, bool allow_all_if_none_selected)
3120 {
3121 bool had_selected = false;
3122
3123 time_sort_events ();
3124
3125 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
3126 if ((*i)->selected()) {
3127 selected.insert ((*i)->note());
3128 had_selected = true;
3129 }
3130 }
3131
3132 if (allow_all_if_none_selected && !had_selected) {
3133 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
3134 selected.insert ((*i)->note());
3135 }
3136 }
3137 }
3138
3139 void
3140 MidiRegionView::update_ghost_note (double x, double y)
3141 {
3142 _last_ghost_x = x;
3143 _last_ghost_y = y;
3144
3145 _note_group->w2i (x, y);
3146 framepos_t f = trackview.editor().pixel_to_frame (x) + _region->position ();
3147 trackview.editor().snap_to (f);
3148 f -= _region->position ();
3149
3150 bool success;
3151 Evoral::MusicalTime beats = trackview.editor().get_grid_type_as_beats (success, f);
3152
3153 if (!success) {
3154 beats = 1;
3155 }
3156
3157 double length = frames_to_beats (snap_frame_to_frame (f + beats_to_frames (beats)) - f);
3158
3159 _ghost_note->note()->set_time (frames_to_beats (f + _region->start()));
3160 _ghost_note->note()->set_length (length);
3161 _ghost_note->note()->set_note (midi_stream_view()->y_to_note (y));
3162
3163 /* the ghost note does not appear in ghost regions, so pass false in here */
3164 update_note (_ghost_note, false);
3165
3166 show_verbose_canvas_cursor (_ghost_note->note ());
3167 }
3168
3169 void
3170 MidiRegionView::create_ghost_note (double x, double y)
3171 {
3172 delete _ghost_note;
3173 _ghost_note = 0;
3174
3175 boost::shared_ptr<NoteType> g (new NoteType);
3176 _ghost_note = new NoEventCanvasNote (*this, *_note_group, g);
3177 _ghost_note->property_outline_color_rgba() = 0x000000aa;
3178 update_ghost_note (x, y);
3179 _ghost_note->show ();
3180
3181 _last_ghost_x = x;
3182 _last_ghost_y = y;
3183
3184 show_verbose_canvas_cursor (_ghost_note->note ());
3185 }
3186
3187 void
3188 MidiRegionView::snap_changed ()
3189 {
3190 if (!_ghost_note) {
3191 return;
3192 }
3193
3194 create_ghost_note (_last_ghost_x, _last_ghost_y);
3195 }
3196
3197 void
3198 MidiRegionView::show_verbose_canvas_cursor (boost::shared_ptr<NoteType> n) const
3199 {
3200 char buf[24];
3201 snprintf (buf, sizeof (buf), "%s (%d)\nVel %d",
3202 Evoral::midi_note_name (n->note()).c_str(),
3203 (int) n->note (),
3204 (int) n->velocity());
3205 trackview.editor().show_verbose_canvas_cursor_with (buf, 10, 20);
3206 }
3207
3208 void
3209 MidiRegionView::drop_down_keys ()
3210 {
3211 _mouse_state = None;
3212 }
3213
3214 void
3215 MidiRegionView::maybe_select_by_position (GdkEventButton* ev, double /*x*/, double y)
3216 {
3217 double note = midi_stream_view()->y_to_note(y);
3218 Events e;
3219 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
3220
3221 uint16_t chn_mask = mtv->channel_selector().get_selected_channels();
3222
3223 if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
3224 get_events (e, Evoral::Sequence<Evoral::MusicalTime>::PitchGreaterThanOrEqual, (uint8_t) floor (note), chn_mask);
3225 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
3226 get_events (e, Evoral::Sequence<Evoral::MusicalTime>::PitchLessThanOrEqual, (uint8_t) floor (note), chn_mask);
3227 } else {
3228 return;
3229 }
3230
3231 bool add_mrv_selection = false;
3232
3233 if (_selection.empty()) {
3234 add_mrv_selection = true;
3235 }
3236
3237 for (Events::iterator i = e.begin(); i != e.end(); ++i) {
3238 if (_selection.insert (*i).second) {
3239 (*i)->set_selected (true);
3240 }
3241 }
3242
3243 if (add_mrv_selection) {
3244 PublicEditor& editor (trackview.editor());
3245 editor.get_selection().add (this);
3246 }
3247 }
3248
3249 void
3250 MidiRegionView::color_handler ()
3251 {
3252 RegionView::color_handler ();
3253
3254 for (Events::iterator i = _events.begin(); i != _events.end(); ++i) {
3255 (*i)->set_selected ((*i)->selected()); // will change color
3256 }
3257
3258 /* XXX probably more to do here */
3259 }
3260
3261 void
3262 MidiRegionView::enable_display (bool yn)
3263 {
3264 RegionView::enable_display (yn);
3265 if (yn) {
3266 redisplay_model ();
3267 }
3268 }
3269
3270 void
3271 MidiRegionView::show_step_edit_cursor (Evoral::MusicalTime pos)
3272 {
3273 if (_step_edit_cursor == 0) {
3274 ArdourCanvas::Group* const group = (ArdourCanvas::Group*)get_canvas_group();
3275
3276 _step_edit_cursor = new ArdourCanvas::SimpleRect (*group);
3277 _step_edit_cursor->property_y1() = 0;
3278 _step_edit_cursor->property_y2() = midi_stream_view()->contents_height();
3279 _step_edit_cursor->property_fill_color_rgba() = RGBA_TO_UINT (45,0,0,90);
3280 _step_edit_cursor->property_outline_color_rgba() = RGBA_TO_UINT (85,0,0,90);
3281 }
3282
3283 move_step_edit_cursor (pos);
3284 _step_edit_cursor->show ();
3285 }
3286
3287 void
3288 MidiRegionView::move_step_edit_cursor (Evoral::MusicalTime pos)
3289 {
3290 _step_edit_cursor_position = pos;
3291
3292 if (_step_edit_cursor) {
3293 double pixel = trackview.editor().frame_to_pixel (beats_to_frames (pos));
3294 _step_edit_cursor->property_x1() = pixel;
3295 set_step_edit_cursor_width (_step_edit_cursor_width);
3296 }
3297 }
3298
3299 void
3300 MidiRegionView::hide_step_edit_cursor ()
3301 {
3302 if (_step_edit_cursor) {
3303 _step_edit_cursor->hide ();
3304 }
3305 }
3306
3307 void
3308 MidiRegionView::set_step_edit_cursor_width (Evoral::MusicalTime beats)
3309 {
3310 _step_edit_cursor_width = beats;
3311
3312 if (_step_edit_cursor) {
3313 _step_edit_cursor->property_x2() = _step_edit_cursor->property_x1() + trackview.editor().frame_to_pixel (beats_to_frames (beats));
3314 }
3315 }
3316
3317 /** Called when a diskstream on our track has received some data. Update the view, if applicable.
3318 * @param buf Data that has been recorded.
3319 * @param w Source that this data will end up in.
3320 */
3321 void
3322 MidiRegionView::data_recorded (boost::shared_ptr<MidiBuffer> buf, boost::weak_ptr<MidiSource> w)
3323 {
3324 if (!_active_notes) {
3325 /* we aren't actively being recorded to */
3326 return;
3327 }
3328
3329 boost::shared_ptr<MidiSource> src = w.lock ();
3330 if (!src || src != midi_region()->midi_source()) {
3331 /* recorded data was not destined for our source */
3332 return;
3333 }
3334
3335 MidiTimeAxisView* mtv = dynamic_cast<MidiTimeAxisView*> (&trackview);
3336 BeatsFramesConverter converter (trackview.session()->tempo_map(), mtv->midi_track()->get_capture_start_frame (0));
3337
3338 framepos_t back = max_framepos;
3339
3340 for (MidiBuffer::iterator i = buf->begin(); i != buf->end(); ++i) {
3341 Evoral::MIDIEvent<MidiBuffer::TimeType> const ev (*i, false);
3342 assert (ev.buffer ());
3343
3344 Evoral::MusicalTime const time_beats = converter.from (ev.time () - converter.origin_b ());
3345
3346 if (ev.type() == MIDI_CMD_NOTE_ON) {
3347
3348 boost::shared_ptr<NoteType> note (
3349 new NoteType (ev.channel(), time_beats, 0, ev.note(), ev.velocity())
3350 );
3351
3352 add_note (note, true);
3353
3354 /* fix up our note range */
3355 if (ev.note() < _current_range_min) {
3356 midi_stream_view()->apply_note_range (ev.note(), _current_range_max, true);
3357 } else if (ev.note() > _current_range_max) {
3358 midi_stream_view()->apply_note_range (_current_range_min, ev.note(), true);
3359 }
3360
3361 } else if (ev.type() == MIDI_CMD_NOTE_OFF) {
3362 resolve_note (ev.note (), time_beats);
3363 }
3364
3365 back = ev.time ();
3366 }
3367
3368 midi_stream_view()->check_record_layers (region(), back);
3369 }
3370
3371 void
3372 MidiRegionView::trim_front_starting ()
3373 {
3374 /* Reparent the note group to the region view's parent, so that it doesn't change
3375 when the region view is trimmed.
3376 */
3377 _temporary_note_group = new ArdourCanvas::Group (*group->property_parent ());
3378 _temporary_note_group->move (group->property_x(), group->property_y());
3379 _note_group->reparent (*_temporary_note_group);
3380 }
3381
3382 void
3383 MidiRegionView::trim_front_ending ()
3384 {
3385 _note_group->reparent (*group);
3386 delete _temporary_note_group;
3387 _temporary_note_group = 0;
3388
3389 if (_region->start() < 0) {
3390 /* Trim drag made start time -ve; fix this */
3391 midi_region()->fix_negative_start ();
3392 }
3393 }
3394
3395 /** @return channel (counted from 0) to add an event to, based on the current setting
3396 * of the channel selector.
3397 */
3398 uint8_t
3399 MidiRegionView::get_channel_for_add () const
3400 {
3401 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
3402 uint16_t const chn_mask = mtv->channel_selector().get_selected_channels();
3403 int chn_cnt = 0;
3404 uint8_t channel = 0;
3405
3406 /* pick the highest selected channel, unless all channels are selected,
3407 which is interpreted to mean channel 1 (zero)
3408 */
3409
3410 for (uint16_t i = 0; i < 16; ++i) {
3411 if (chn_mask & (1<<i)) {
3412 channel = i;
3413 chn_cnt++;
3414 }
3415 }
3416
3417 if (chn_cnt == 16) {
3418 channel = 0;
3419 }
3420
3421 return channel;
3422 }
3423
3424 void
3425 MidiRegionView::edit_patch_change (ArdourCanvas::CanvasPatchChange* pc)
3426 {
3427 PatchChangeDialog d (&_time_converter, trackview.session(), *pc->patch (), Gtk::Stock::APPLY);
3428 if (d.run () != Gtk::RESPONSE_ACCEPT) {
3429 return;
3430 }
3431
3432 change_patch_change (pc->patch(), d.patch ());
3433 }
Digital Audio Workstation