2 Copyright (C) 2002 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #include <cstdio> // for sprintf, grrr
26 #include <libgnomecanvasmm.h>
28 #include <pbd/error.h>
29 #include <pbd/memento_command.h>
31 #include <gtkmm2ext/utils.h>
32 #include <gtkmm2ext/gtk_ui.h>
34 #include <ardour/session.h>
35 #include <ardour/tempo.h>
36 #include <gtkmm2ext/doi.h>
37 #include <gtkmm2ext/utils.h>
41 #include "simpleline.h"
42 #include "tempo_dialog.h"
43 #include "rgb_macros.h"
44 #include "gui_thread.h"
45 #include "ardour_ui.h"
46 #include "time_axis_view.h"
52 using namespace ARDOUR;
55 using namespace Gtkmm2ext;
56 using namespace Editing;
59 Editor::remove_metric_marks ()
61 /* don't delete these while handling events, just punt till the GUI is idle */
63 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
64 delete_when_idle (*x);
66 metric_marks.clear ();
70 Editor::draw_metric_marks (const Metrics& metrics)
73 const MeterSection *ms;
74 const TempoSection *ts;
77 remove_metric_marks ();
79 for (Metrics::const_iterator i = metrics.begin(); i != metrics.end(); ++i) {
81 if ((ms = dynamic_cast<const MeterSection*>(*i)) != 0) {
82 snprintf (buf, sizeof(buf), "%g/%g", ms->beats_per_bar(), ms->note_divisor ());
83 metric_marks.push_back (new MeterMarker (*this, *meter_group, ARDOUR_UI::config()->canvasvar_MeterMarker.get(), buf,
84 *(const_cast<MeterSection*>(ms))));
85 } else if ((ts = dynamic_cast<const TempoSection*>(*i)) != 0) {
86 snprintf (buf, sizeof (buf), "%.2f", ts->beats_per_minute());
87 metric_marks.push_back (new TempoMarker (*this, *tempo_group, ARDOUR_UI::config()->canvasvar_TempoMarker.get(), buf,
88 *(const_cast<TempoSection*>(ts))));
96 Editor::tempo_map_changed (Change ignored)
102 ENSURE_GUI_THREAD(bind (mem_fun (*this, &Editor::tempo_map_changed), ignored));
104 redisplay_tempo (false); // redraw rulers and measures
105 session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
109 * This code was originally in tempo_map_changed, but this is called every time the canvas scrolls horizontally.
110 * That's why this is moved in here. The new tempo_map_changed is called when the ARDOUR::TempoMap actually changed.
113 Editor::redisplay_tempo (bool immediate_redraw)
119 BBT_Time previous_beat, next_beat; // the beats previous to the leftmost frame and after the rightmost frame
121 session->bbt_time(leftmost_frame, previous_beat);
122 session->bbt_time(leftmost_frame + current_page_frames(), next_beat);
124 if (previous_beat.beats > 1) {
125 previous_beat.beats -= 1;
126 } else if (previous_beat.bars > 1) {
127 previous_beat.bars--;
128 previous_beat.beats += 1;
130 previous_beat.ticks = 0;
132 if (session->tempo_map().meter_at(leftmost_frame + current_page_frames()).beats_per_bar () > next_beat.beats + 1) {
133 next_beat.beats += 1;
140 if (current_bbt_points) {
141 delete current_bbt_points;
142 current_bbt_points = 0;
146 current_bbt_points = session->tempo_map().get_points (session->tempo_map().frame_time (previous_beat), session->tempo_map().frame_time (next_beat));
147 update_tempo_based_rulers ();
149 current_bbt_points = 0;
152 if (immediate_redraw) {
156 if (session && current_bbt_points) {
162 if (session && current_bbt_points) {
163 Glib::signal_idle().connect (mem_fun (*this, &Editor::lazy_hide_and_draw_measures));
171 Editor::hide_measures ()
173 for (TimeLineList::iterator i = used_measure_lines.begin(); i != used_measure_lines.end(); ++i) {
175 free_measure_lines.push_back (*i);
177 used_measure_lines.clear ();
180 ArdourCanvas::SimpleLine *
181 Editor::get_time_line ()
183 ArdourCanvas::SimpleLine *line;
185 if (free_measure_lines.empty()) {
186 line = new ArdourCanvas::SimpleLine (*time_line_group);
187 used_measure_lines.push_back (line);
189 line = free_measure_lines.front();
190 free_measure_lines.erase (free_measure_lines.begin());
191 used_measure_lines.push_back (line);
198 Editor::lazy_hide_and_draw_measures ()
206 Editor::draw_measures ()
208 if (session == 0 || _show_measures == false) {
212 TempoMap::BBTPointList::iterator i;
213 ArdourCanvas::SimpleLine *line;
215 double x1, x2, y1, y2, beat_density;
221 if (current_bbt_points == 0 || current_bbt_points->empty()) {
225 track_canvas.get_scroll_region (x1, y1, x2, y2);
226 y2 = TimeAxisView::hLargest*5000; // five thousand largest tracks should be enough.. :)
228 /* get the first bar spacing */
230 i = current_bbt_points->end();
232 bars = (*i).bar - (*current_bbt_points->begin()).bar;
233 beats = current_bbt_points->size() - bars;
235 beat_density = (beats * 10.0f) / track_canvas.get_width ();
237 if (beat_density > 4.0f) {
238 /* if the lines are too close together, they become useless
243 for (i = current_bbt_points->begin(); i != current_bbt_points->end(); ++i) {
251 if ((*i).beat == 1) {
252 color = ARDOUR_UI::config()->canvasvar_MeasureLineBar.get();
254 color = ARDOUR_UI::config()->canvasvar_MeasureLineBeat.get();
256 if (beat_density > 2.0) {
257 /* only draw beat lines if the gaps between beats are large.
263 xpos = frame_to_unit ((*i).frame);
264 line = get_time_line ();
265 line->property_x1() = xpos;
266 line->property_x2() = xpos;
267 line->property_y2() = y2;
268 line->property_color_rgba() = color;
269 //line->raise_to_top();
275 /* the cursors are always on top of everything */
277 cursor_group->raise_to_top();
278 time_line_group->lower_to_bottom();
280 logo_item->lower_to_bottom ();
286 Editor::mouse_add_new_tempo_event (nframes_t frame)
292 TempoMap& map(session->tempo_map());
293 TempoDialog tempo_dialog (map, frame, _("add"));
295 tempo_dialog.set_position (Gtk::WIN_POS_MOUSE);
296 //this causes compiz to display no border.
297 //tempo_dialog.signal_realize().connect (bind (sigc::ptr_fun (set_decoration), &tempo_dialog, Gdk::WMDecoration (Gdk::DECOR_BORDER|Gdk::DECOR_RESIZEH)));
299 ensure_float (tempo_dialog);
301 switch (tempo_dialog.run()) {
302 case RESPONSE_ACCEPT:
311 bpm = tempo_dialog.get_bpm ();
312 double nt = tempo_dialog.get_note_type();
313 bpm = max (0.01, bpm);
315 tempo_dialog.get_bbt_time (requested);
317 begin_reversible_command (_("add tempo mark"));
318 XMLNode &before = map.get_state();
319 map.add_tempo (Tempo (bpm,nt), requested);
320 XMLNode &after = map.get_state();
321 session->add_command(new MementoCommand<TempoMap>(map, &before, &after));
322 commit_reversible_command ();
328 Editor::mouse_add_new_meter_event (nframes_t frame)
335 TempoMap& map(session->tempo_map());
336 MeterDialog meter_dialog (map, frame, _("add"));
338 meter_dialog.set_position (Gtk::WIN_POS_MOUSE);
340 //this causes compiz to display no border..
341 //meter_dialog.signal_realize().connect (bind (sigc::ptr_fun (set_decoration), &meter_dialog, Gdk::WMDecoration (Gdk::DECOR_BORDER|Gdk::DECOR_RESIZEH)));
343 ensure_float (meter_dialog);
345 switch (meter_dialog.run ()) {
346 case RESPONSE_ACCEPT:
352 double bpb = meter_dialog.get_bpb ();
353 bpb = max (1.0, bpb); // XXX is this a reasonable limit?
355 double note_type = meter_dialog.get_note_type ();
358 meter_dialog.get_bbt_time (requested);
360 begin_reversible_command (_("add meter mark"));
361 XMLNode &before = map.get_state();
362 map.add_meter (Meter (bpb, note_type), requested);
363 session->add_command(new MementoCommand<TempoMap>(map, &before, &map.get_state()));
364 commit_reversible_command ();
370 Editor::remove_tempo_marker (ArdourCanvas::Item* item)
373 TempoMarker* tempo_marker;
375 if ((marker = reinterpret_cast<Marker *> (item->get_data ("marker"))) == 0) {
376 fatal << _("programming error: tempo marker canvas item has no marker object pointer!") << endmsg;
380 if ((tempo_marker = dynamic_cast<TempoMarker*> (marker)) == 0) {
381 fatal << _("programming error: marker for tempo is not a tempo marker!") << endmsg;
385 if (tempo_marker->tempo().movable()) {
386 Glib::signal_idle().connect (bind (mem_fun(*this, &Editor::real_remove_tempo_marker), &tempo_marker->tempo()));
391 Editor::edit_meter_section (MeterSection* section)
393 MeterDialog meter_dialog (*section, _("done"));
395 meter_dialog.set_position (Gtk::WIN_POS_MOUSE);
397 ensure_float (meter_dialog);
399 switch (meter_dialog.run()) {
400 case RESPONSE_ACCEPT:
406 double bpb = meter_dialog.get_bpb ();
407 bpb = max (1.0, bpb); // XXX is this a reasonable limit?
409 double note_type = meter_dialog.get_note_type ();
411 begin_reversible_command (_("replace tempo mark"));
412 XMLNode &before = session->tempo_map().get_state();
413 session->tempo_map().replace_meter (*section, Meter (bpb, note_type));
414 XMLNode &after = session->tempo_map().get_state();
415 session->add_command(new MementoCommand<TempoMap>(session->tempo_map(), &before, &after));
416 commit_reversible_command ();
420 Editor::edit_tempo_section (TempoSection* section)
422 TempoDialog tempo_dialog (*section, _("done"));
424 tempo_dialog.set_position (Gtk::WIN_POS_MOUSE);
426 ensure_float (tempo_dialog);
428 switch (tempo_dialog.run ()) {
429 case RESPONSE_ACCEPT:
435 double bpm = tempo_dialog.get_bpm ();
436 double nt = tempo_dialog.get_note_type ();
438 tempo_dialog.get_bbt_time(when);
439 bpm = max (0.01, bpm);
441 cerr << "Editing tempo section to be at " << when << endl;
442 session->tempo_map().dump (cerr);
443 begin_reversible_command (_("replace tempo mark"));
444 XMLNode &before = session->tempo_map().get_state();
445 session->tempo_map().replace_tempo (*section, Tempo (bpm,nt));
446 session->tempo_map().dump (cerr);
447 session->tempo_map().move_tempo (*section, when);
448 session->tempo_map().dump (cerr);
449 XMLNode &after = session->tempo_map().get_state();
450 session->add_command (new MementoCommand<TempoMap>(session->tempo_map(), &before, &after));
451 commit_reversible_command ();
455 Editor::edit_tempo_marker (ArdourCanvas::Item *item)
458 TempoMarker* tempo_marker;
460 if ((marker = reinterpret_cast<Marker *> (item->get_data ("marker"))) == 0) {
461 fatal << _("programming error: tempo marker canvas item has no marker object pointer!") << endmsg;
465 if ((tempo_marker = dynamic_cast<TempoMarker*> (marker)) == 0) {
466 fatal << _("programming error: marker for tempo is not a tempo marker!") << endmsg;
470 edit_tempo_section (&tempo_marker->tempo());
474 Editor::edit_meter_marker (ArdourCanvas::Item *item)
477 MeterMarker* meter_marker;
479 if ((marker = reinterpret_cast<Marker *> (item->get_data ("marker"))) == 0) {
480 fatal << _("programming error: tempo marker canvas item has no marker object pointer!") << endmsg;
484 if ((meter_marker = dynamic_cast<MeterMarker*> (marker)) == 0) {
485 fatal << _("programming error: marker for meter is not a meter marker!") << endmsg;
489 edit_meter_section (&meter_marker->meter());
493 Editor::real_remove_tempo_marker (TempoSection *section)
495 begin_reversible_command (_("remove tempo mark"));
496 XMLNode &before = session->tempo_map().get_state();
497 session->tempo_map().remove_tempo (*section);
498 XMLNode &after = session->tempo_map().get_state();
499 session->add_command(new MementoCommand<TempoMap>(session->tempo_map(), &before, &after));
500 commit_reversible_command ();
506 Editor::remove_meter_marker (ArdourCanvas::Item* item)
509 MeterMarker* meter_marker;
511 if ((marker = reinterpret_cast<Marker *> (item->get_data ("marker"))) == 0) {
512 fatal << _("programming error: meter marker canvas item has no marker object pointer!") << endmsg;
516 if ((meter_marker = dynamic_cast<MeterMarker*> (marker)) == 0) {
517 fatal << _("programming error: marker for meter is not a meter marker!") << endmsg;
521 if (meter_marker->meter().movable()) {
522 Glib::signal_idle().connect (bind (mem_fun(*this, &Editor::real_remove_meter_marker), &meter_marker->meter()));
527 Editor::real_remove_meter_marker (MeterSection *section)
529 begin_reversible_command (_("remove tempo mark"));
530 XMLNode &before = session->tempo_map().get_state();
531 session->tempo_map().remove_meter (*section);
532 XMLNode &after = session->tempo_map().get_state();
533 session->add_command(new MementoCommand<TempoMap>(session->tempo_map(), &before, &after));
534 commit_reversible_command ();