2 Copyright (C) 2001-2007 Paul Davis
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 #include <gtkmm2ext/gtk_ui.h>
28 #include <sigc++/signal.h>
30 #include <ardour/playlist.h>
31 #include <ardour/tempo.h>
32 #include <ardour/midi_region.h>
33 #include <ardour/midi_source.h>
34 #include <ardour/midi_diskstream.h>
35 #include <ardour/midi_events.h>
36 #include <ardour/midi_model.h>
38 #include "streamview.h"
39 #include "midi_region_view.h"
40 #include "midi_streamview.h"
41 #include "midi_time_axis.h"
42 #include "simplerect.h"
43 #include "simpleline.h"
44 #include "canvas-hit.h"
45 #include "public_editor.h"
46 #include "ghostregion.h"
47 #include "midi_time_axis.h"
49 #include "midi_util.h"
50 #include "gui_thread.h"
56 using namespace ARDOUR;
58 using namespace Editing;
59 using namespace ArdourCanvas;
61 MidiRegionView::MidiRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<MidiRegion> r, double spu,
62 Gdk::Color& basic_color)
63 : RegionView (parent, tv, r, spu, basic_color)
64 , _default_note_length(0.0)
66 , _note_group(new ArdourCanvas::Group(*parent))
67 , _delta_command(NULL)
71 _note_group->raise_to_top();
74 MidiRegionView::MidiRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<MidiRegion> r, double spu,
75 Gdk::Color& basic_color, TimeAxisViewItem::Visibility visibility)
76 : RegionView (parent, tv, r, spu, basic_color, visibility)
77 , _default_note_length(0.0)
79 , _note_group(new ArdourCanvas::Group(*parent))
80 , _delta_command(NULL)
84 _note_group->raise_to_top();
88 MidiRegionView::init (Gdk::Color& basic_color, bool wfd)
91 midi_region()->midi_source(0)->load_model();
93 const Meter& m = trackview.session().tempo_map().meter_at(_region->start());
94 const Tempo& t = trackview.session().tempo_map().tempo_at(_region->start());
95 _default_note_length = m.frames_per_bar(t, trackview.session().frame_rate())
98 _model = midi_region()->midi_source(0)->model();
99 _enable_display = false;
101 RegionView::init(basic_color, false);
103 compute_colors (basic_color);
105 reset_width_dependent_items ((double) _region->length() / samples_per_unit);
107 set_y_position_and_height (0, trackview.height);
110 region_resized (BoundsChanged);
113 _region->StateChanged.connect (mem_fun(*this, &MidiRegionView::region_changed));
117 _enable_display = true;
123 _model->ContentsChanged.connect(sigc::mem_fun(this, &MidiRegionView::redisplay_model));
126 group->signal_event().connect (mem_fun (this, &MidiRegionView::canvas_event), false);
131 MidiRegionView::canvas_event(GdkEvent* ev)
133 static bool delete_mod = false;
134 static Editing::MidiEditMode original_mode;
136 static double drag_start_x, drag_start_y;
137 static double last_x, last_y;
138 double event_x, event_y;
139 nframes_t event_frame = 0;
141 static ArdourCanvas::SimpleRect* drag_rect = NULL;
143 if (trackview.editor.current_mouse_mode() != MouseNote)
150 if (ev->key.keyval == GDK_Delete && !delete_mod) {
152 original_mode = trackview.editor.current_midi_edit_mode();
153 trackview.editor.set_midi_edit_mode(MidiEditErase);
154 start_remove_command();
155 _mouse_state = EraseDragging;
159 case GDK_KEY_RELEASE:
160 if (ev->key.keyval == GDK_Delete) {
161 if (_mouse_state == EraseDragging) {
166 trackview.editor.set_midi_edit_mode(original_mode);
172 case GDK_BUTTON_PRESS:
173 //group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK, ev->button.time);
174 _mouse_state = Pressed;
175 _pressed_button = ev->button.button;
176 //cerr << "PRESSED: " << press_button << endl;
179 case GDK_ENTER_NOTIFY:
180 /* FIXME: do this on switch to note tool, too, if the pointer is already in */
181 Keyboard::magic_widget_grab_focus();
185 case GDK_MOTION_NOTIFY:
186 event_x = ev->motion.x;
187 event_y = ev->motion.y;
188 group->w2i(event_x, event_y);
190 event_frame = trackview.editor.pixel_to_frame(event_x);
191 trackview.editor.snap_to(event_frame);
193 switch (_mouse_state) {
194 case Pressed: // Drag start
197 if (_pressed_button == 1 && trackview.editor.current_midi_edit_mode() == MidiEditSelect) {
198 cerr << "SELECT START\n";
199 group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
200 Gdk::Cursor(Gdk::FLEUR), ev->motion.time);
203 drag_start_x = event_x;
204 drag_start_y = event_y;
206 drag_rect = new ArdourCanvas::SimpleRect(*group);
207 drag_rect->property_x1() = event_x;
208 drag_rect->property_y1() = event_y;
209 drag_rect->property_x2() = event_x;
210 drag_rect->property_y2() = event_y;
211 drag_rect->property_outline_what() = 0xFF;
212 drag_rect->property_outline_color_rgba()
213 = ARDOUR_UI::config()->canvasvar_MidiSelectRectOutline.get();
214 drag_rect->property_fill_color_rgba()
215 = ARDOUR_UI::config()->canvasvar_MidiSelectRectFill.get();
217 _mouse_state = SelectDragging;
220 // Add note drag start
221 } else if (trackview.editor.current_midi_edit_mode() == MidiEditPencil) {
222 cerr << "PENCIL START\n";
223 group->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
224 Gdk::Cursor(Gdk::FLEUR), ev->motion.time);
227 drag_start_x = event_x;
228 drag_start_y = event_y;
230 drag_rect = new ArdourCanvas::SimpleRect(*group);
231 drag_rect->property_x1() = trackview.editor.frame_to_pixel(event_frame);
233 drag_rect->property_y1() = midi_stream_view()->note_to_y(midi_stream_view()->y_to_note(event_y));
234 drag_rect->property_x2() = event_x;
235 drag_rect->property_y2() = drag_rect->property_y1() + floor(midi_stream_view()->note_height());
236 drag_rect->property_outline_what() = 0xFF;
237 drag_rect->property_outline_color_rgba() = 0xFFFFFF99;
239 drag_rect->property_fill_color_rgba() = 0xFFFFFF66;
241 _mouse_state = AddDragging;
245 } else if (trackview.editor.current_midi_edit_mode() == MidiEditErase) {
246 cerr << "ERASE DRAGGING\n";
247 _mouse_state = EraseDragging;
253 case SelectDragging: // Select rect motion
254 case AddDragging: // Add note rect motion
255 if (ev->motion.is_hint) {
258 GdkModifierType state;
259 gdk_window_get_pointer(ev->motion.window, &t_x, &t_y, &state);
264 if (_mouse_state == AddDragging)
265 event_x = trackview.editor.frame_to_pixel(event_frame);
268 drag_rect->property_x2() = event_x;
270 if (drag_rect && _mouse_state == SelectDragging) {
271 drag_rect->property_y2() = event_y;
273 update_drag_selection(drag_start_x, event_x, drag_start_y, event_y);
288 case GDK_BUTTON_RELEASE:
289 event_x = ev->motion.x;
290 event_y = ev->motion.y;
291 group->w2i(event_x, event_y);
292 group->ungrab(ev->button.time);
293 event_frame = trackview.editor.pixel_to_frame(event_x);
295 switch (_mouse_state) {
296 case Pressed: // Clicked
297 switch (trackview.editor.current_midi_edit_mode()) {
302 trackview.editor.snap_to(event_frame);
303 event_x = trackview.editor.frame_to_pixel(event_frame);
304 create_note_at(event_x, event_y, _default_note_length);
310 case SelectDragging: // Select drag done
315 case AddDragging: // Add drag done
317 if (drag_rect->property_x2() > drag_rect->property_x1() + 2) {
318 create_note_at(drag_rect->property_x1(), drag_rect->property_y1(),
319 trackview.editor.pixel_to_frame(
320 drag_rect->property_x2() - drag_rect->property_x1()));
338 /** Add a note to the model, and the view, at a canvas (click) coordinate */
340 MidiRegionView::create_note_at(double x, double y, double dur)
342 MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
343 MidiStreamView* const view = mtv->midi_view();
345 double note = midi_stream_view()->y_to_note(y);
348 assert(note <= 127.0);
350 const nframes_t stamp = trackview.editor.pixel_to_frame (x);
352 //assert(stamp <= _region->length());
354 //const Meter& m = trackview.session().tempo_map().meter_at(stamp);
355 //const Tempo& t = trackview.session().tempo_map().tempo_at(stamp);
356 //double dur = m.frames_per_bar(t, trackview.session().frame_rate()) / m.beats_per_bar();
358 // Add a 1 beat long note (for now)
359 const MidiModel::Note new_note(stamp, dur, (uint8_t)note, 0x40);
361 view->update_bounds(new_note.note());
363 MidiModel::DeltaCommand* cmd = _model->new_delta_command("add note");
365 _model->apply_command(cmd);
367 //add_note(new_note);
372 MidiRegionView::clear_events()
374 for (std::vector<CanvasMidiEvent*>::iterator i = _events.begin(); i != _events.end(); ++i)
382 MidiRegionView::display_model(boost::shared_ptr<MidiModel> model)
392 MidiRegionView::redisplay_model()
399 for (size_t i=0; i < _model->n_notes(); ++i)
400 add_note(_model->note_at(i));
404 warning << "MidiRegionView::redisplay_model called without a model" << endmsg;
409 MidiRegionView::~MidiRegionView ()
411 in_destructor = true;
414 RegionViewGoingAway (this); /* EMIT_SIGNAL */
419 MidiRegionView::region_resized (Change what_changed)
421 RegionView::region_resized(what_changed);
423 if (what_changed & ARDOUR::PositionChanged) {
428 } else if (what_changed & Change (StartChanged)) {
430 //cerr << "MIDI RV START CHANGED" << endl;
432 } else if (what_changed & Change (LengthChanged)) {
434 //cerr << "MIDI RV LENGTH CHANGED" << endl;
440 MidiRegionView::reset_width_dependent_items (double pixel_width)
442 RegionView::reset_width_dependent_items(pixel_width);
443 assert(_pixel_width == pixel_width);
450 MidiRegionView::set_y_position_and_height (double y, double h)
452 RegionView::set_y_position_and_height(y, h - 1);
458 name_text->raise_to_top();
463 MidiRegionView::add_ghost (AutomationTimeAxisView& atv)
465 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
468 double unit_position = _region->position () / samples_per_unit;
469 GhostRegion* ghost = new GhostRegion (atv, unit_position);
471 ghost->set_height ();
472 ghost->set_duration (_region->length() / samples_per_unit);
473 ghosts.push_back (ghost);
475 ghost->GoingAway.connect (mem_fun(*this, &MidiRegionView::remove_ghost));
481 /** Begin tracking note state for successive calls to add_event
484 MidiRegionView::begin_write()
486 _active_notes = new CanvasNote*[128];
487 for (unsigned i=0; i < 128; ++i)
488 _active_notes[i] = NULL;
492 /** Destroy note state for add_event
495 MidiRegionView::end_write()
497 delete[] _active_notes;
498 _active_notes = NULL;
502 /** Add a MIDI event.
504 * This is used while recording, and handles displaying still-unresolved notes.
505 * Displaying an existing model is simpler, and done with add_note.
508 MidiRegionView::add_event (const MidiEvent& ev)
510 /*printf("Event, time = %f, size = %zu, data = ", ev.time, ev.size);
511 for (size_t i=0; i < ev.size; ++i) {
512 printf("%X ", ev.buffer[i]);
516 //ArdourCanvas::Group* const group = (ArdourCanvas::Group*)get_canvas_group();
517 ArdourCanvas::Group* const group = _note_group;
519 if (midi_view()->note_mode() == Sustained) {
520 if ((ev.buffer()[0] & 0xF0) == MIDI_CMD_NOTE_ON) {
521 const Byte& note = ev.buffer()[1];
522 const double y1 = midi_stream_view()->note_to_y(note);
524 CanvasNote* ev_rect = new CanvasNote(*this, *group);
525 ev_rect->property_x1() = trackview.editor.frame_to_pixel (
526 (nframes_t)ev.time());
527 ev_rect->property_y1() = y1;
528 ev_rect->property_x2() = trackview.editor.frame_to_pixel (
530 ev_rect->property_y2() = y1 + floor(midi_stream_view()->note_height());
531 ev_rect->property_fill_color_rgba() = note_fill_color(ev.velocity());
532 ev_rect->property_outline_color_rgba() = note_outline_color(ev.velocity());
533 /* outline all but right edge */
534 ev_rect->property_outline_what() = (guint32) (0x1 & 0x4 & 0x8);
536 ev_rect->raise_to_top();
538 _events.push_back(ev_rect);
540 _active_notes[note] = ev_rect;
542 } else if ((ev.buffer()[0] & 0xF0) == MIDI_CMD_NOTE_OFF) {
543 const Byte& note = ev.buffer()[1];
544 if (_active_notes && _active_notes[note]) {
545 _active_notes[note]->property_x2() = trackview.editor.frame_to_pixel((nframes_t)ev.time());
546 _active_notes[note]->property_outline_what() = (guint32) 0xF; // all edges
547 _active_notes[note] = NULL;
551 } else if (midi_view()->note_mode() == Percussive) {
552 const Byte& note = ev.buffer()[1];
553 const double diamond_size = midi_stream_view()->note_height() / 2.0;
554 const double x = trackview.editor.frame_to_pixel((nframes_t)ev.time());
555 const double y = midi_stream_view()->note_to_y(note) + ((diamond_size-2) / 4.0);
557 CanvasHit* ev_diamond = new CanvasHit(*this, *group, diamond_size);
558 ev_diamond->move(x, y);
560 ev_diamond->property_fill_color_rgba() = note_fill_color(ev.velocity());
561 ev_diamond->property_outline_color_rgba() = note_outline_color(ev.velocity());
563 _events.push_back(ev_diamond);
568 /** Extend active notes to rightmost edge of region (if length is changed)
571 MidiRegionView::extend_active_notes()
576 for (unsigned i=0; i < 128; ++i)
577 if (_active_notes[i])
578 _active_notes[i]->property_x2() = trackview.editor.frame_to_pixel(_region->length());
582 /** Add a MIDI note to the view (with duration).
584 * This does no 'realtime' note resolution, notes from a MidiModel have a
585 * duration so they can be drawn in full immediately.
588 MidiRegionView::add_note (const MidiModel::Note& note)
590 assert(note.time() >= 0);
591 //assert(note.time() < _region->length());
593 ArdourCanvas::Group* const group = (ArdourCanvas::Group*)get_canvas_group();
595 if (midi_view()->note_mode() == Sustained) {
596 const double y1 = midi_stream_view()->note_to_y(note.note());
598 CanvasNote* ev_rect = new CanvasNote(*this, *group, ¬e);
599 ev_rect->property_x1() = trackview.editor.frame_to_pixel((nframes_t)note.time());
600 ev_rect->property_y1() = y1;
601 ev_rect->property_x2() = trackview.editor.frame_to_pixel((nframes_t)(note.end_time()));
602 ev_rect->property_y2() = y1 + floor(midi_stream_view()->note_height());
604 ev_rect->property_fill_color_rgba() = note_fill_color(note.velocity());
605 ev_rect->property_outline_color_rgba() = note_outline_color(note.velocity());
606 ev_rect->property_outline_what() = (guint32) 0xF; // all edges
609 _events.push_back(ev_rect);
611 } else if (midi_view()->note_mode() == Percussive) {
612 const double diamond_size = midi_stream_view()->note_height() / 2.0;
613 const double x = trackview.editor.frame_to_pixel((nframes_t)note.time());
614 const double y = midi_stream_view()->note_to_y(note.note()) + ((diamond_size-2) / 4.0);
616 CanvasHit* ev_diamond = new CanvasHit(*this, *group, diamond_size);
617 ev_diamond->move(x, y);
619 ev_diamond->property_fill_color_rgba() = note_fill_color(note.velocity());
620 ev_diamond->property_outline_color_rgba() = note_outline_color(note.velocity());
621 _events.push_back(ev_diamond);
626 MidiRegionView::delete_selection()
628 assert(_delta_command);
630 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i)
631 if ((*i)->selected())
632 _delta_command->remove(*(*i)->note());
638 MidiRegionView::clear_selection_except(ArdourCanvas::CanvasMidiEvent* ev)
640 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i)
641 if ((*i)->selected() && (*i) != ev)
642 (*i)->selected(false);
648 MidiRegionView::unique_select(ArdourCanvas::CanvasMidiEvent* ev)
650 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i)
652 (*i)->selected(false);
655 _selection.insert(ev);
660 MidiRegionView::note_selected(ArdourCanvas::CanvasMidiEvent* ev, bool add)
663 clear_selection_except(ev);
665 _selection.insert(ev);
671 MidiRegionView::note_deselected(ArdourCanvas::CanvasMidiEvent* ev, bool add)
674 clear_selection_except(ev);
676 _selection.erase(ev);
682 MidiRegionView::update_drag_selection(double last_x, double x, double last_y, double y)
684 // FIXME: so, so, so much slower than this should be
685 for (std::vector<CanvasMidiEvent*>::iterator i = _events.begin(); i != _events.end(); ++i) {
686 if ((*i)->x1() >= last_x && (*i)->x1() <= x && (*i)->y1() >= last_y && (*i)->y1() <= y) {
687 (*i)->selected(true);
688 _selection.insert(*i);
690 (*i)->selected(false);
691 _selection.erase(*i);
698 MidiRegionView::move_selection(double dx, double dy)
700 cerr << "MOVE SELECTION: " << dx << ", " << dy << endl;
701 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i)
702 (*i)->item()->move(dx, dy);
706 MidiRegionView::note_dropped(CanvasMidiEvent* ev, double dt, uint8_t dnote)
708 // TODO: This would be faster/nicer with a MoveCommand that doesn't need to copy...
709 if (_selection.find(ev) != _selection.end()) {
710 start_delta_command();
712 for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
713 command_remove_note(*i);
714 MidiModel::Note copy(*(*i)->note());
716 copy.set_time((*i)->note()->time() + dt);
717 copy.set_note((*i)->note()->note() + dnote);
719 command_add_note(copy);