2 Copyright (C) 2000-2007 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 snprintf, grrr
22 #include <gtkmm/stock.h>
24 #include "gtkmm2ext/utils.h"
26 #include "tempo_dialog.h"
27 #include "ui_config.h"
33 using namespace Gtkmm2ext;
34 using namespace ARDOUR;
37 TempoDialog::TempoDialog (TempoMap& map, framepos_t frame, const string&)
38 : ArdourDialog (_("New Tempo"))
39 , bpm_adjustment (60.0, 1.0, 999.9, 0.1, 1.0)
40 , bpm_spinner (bpm_adjustment)
41 , when_bar_label (_("bar:"), ALIGN_LEFT, ALIGN_CENTER)
42 , when_beat_label (_("beat:"), ALIGN_LEFT, ALIGN_CENTER)
43 , pulse_selector_label (_("Pulse note"), ALIGN_LEFT, ALIGN_CENTER)
44 , tap_tempo_button (_("Tap tempo"))
46 Timecode::BBT_Time when;
47 Tempo tempo (map.tempo_at (frame));
48 map.bbt_time (frame, when);
50 init (when, tempo.beats_per_minute(), tempo.note_type(), TempoSection::Constant, true);
53 TempoDialog::TempoDialog (TempoMap& map, TempoSection& section, const string&)
54 : ArdourDialog (_("Edit Tempo"))
55 , bpm_adjustment (60.0, 1.0, 999.9, 0.1, 1.0)
56 , bpm_spinner (bpm_adjustment)
57 , when_bar_label (_("bar:"), ALIGN_LEFT, ALIGN_CENTER)
58 , when_beat_label (_("beat:"), ALIGN_LEFT, ALIGN_CENTER)
59 , pulse_selector_label (_("Pulse note"), ALIGN_LEFT, ALIGN_CENTER)
60 , tap_tempo_button (_("Tap tempo"))
62 Timecode::BBT_Time when;
63 map.bbt_time (map.frame_at_beat (section.beat()), when);
64 init (when, section.beats_per_minute(), section.note_type(), section.type(), section.movable());
68 TempoDialog::init (const Timecode::BBT_Time& when, double bpm, double note_type, TempoSection::Type type, bool movable)
70 vector<string> strings;
71 NoteTypes::iterator x;
73 bpm_spinner.set_numeric (true);
74 bpm_spinner.set_digits (2);
75 bpm_spinner.set_wrap (true);
76 bpm_spinner.set_value (bpm);
77 bpm_spinner.set_alignment (1.0);
79 note_types.insert (make_pair (_("whole"), 1.0));
80 strings.push_back (_("whole"));
81 note_types.insert (make_pair (_("second"), 2.0));
82 strings.push_back (_("second"));
83 note_types.insert (make_pair (_("third"), 3.0));
84 strings.push_back (_("third"));
85 note_types.insert (make_pair (_("quarter"), 4.0));
86 strings.push_back (_("quarter"));
87 note_types.insert (make_pair (_("eighth"), 8.0));
88 strings.push_back (_("eighth"));
89 note_types.insert (make_pair (_("sixteenth"), 16.0));
90 strings.push_back (_("sixteenth"));
91 note_types.insert (make_pair (_("thirty-second"), 32.0));
92 strings.push_back (_("thirty-second"));
93 note_types.insert (make_pair (_("sixty-fourth"), 64.0));
94 strings.push_back (_("sixty-fourth"));
95 note_types.insert (make_pair (_("one-hundred-twenty-eighth"), 128.0));
96 strings.push_back (_("one-hundred-twenty-eighth"));
98 set_popdown_strings (pulse_selector, strings);
100 for (x = note_types.begin(); x != note_types.end(); ++x) {
101 if (x->second == note_type) {
102 pulse_selector.set_active_text (x->first);
107 if (x == note_types.end()) {
108 pulse_selector.set_active_text (strings[3]); // "quarter"
113 tempo_types.insert (make_pair (_("ramped"), TempoSection::Ramp));
114 strings.push_back (_("ramped"));
115 tempo_types.insert (make_pair (_("constant"), TempoSection::Constant));
116 strings.push_back (_("constant"));
117 set_popdown_strings (tempo_type, strings);
118 TempoTypes::iterator tt;
119 for (tt = tempo_types.begin(); tt != tempo_types.end(); ++tt) {
120 if (tt->second == type) {
121 tempo_type.set_active_text (tt->first);
125 if (tt == tempo_types.end()) {
126 tempo_type.set_active_text (strings[0]); // "ramped"
131 if (UIConfiguration::instance().get_allow_non_quarter_pulse()) {
132 table = manage (new Table (5, 6));
134 table = manage (new Table (5, 5));
137 table->set_spacings (6);
138 table->set_homogeneous (false);
141 Label* bpm_label = manage (new Label(_("Beats per minute:"), ALIGN_LEFT, ALIGN_CENTER));
142 table->attach (*bpm_label, 0, 1, 0, 1);
143 table->attach (bpm_spinner, 1, 5, 0, 1);
145 if (UIConfiguration::instance().get_allow_non_quarter_pulse()) {
146 table->attach (pulse_selector_label, 0, 1, 1, 2);
147 table->attach (pulse_selector, 1, 5, 1, 2);
155 snprintf (buf, sizeof (buf), "%" PRIu32, when.bars);
156 when_bar_entry.set_text (buf);
157 snprintf (buf, sizeof (buf), "%" PRIu32, when.beats);
158 when_beat_entry.set_text (buf);
161 when_bar_entry.set_width_chars(4);
162 when_beat_entry.set_width_chars (4);
163 when_bar_entry.set_alignment (1.0);
164 when_beat_entry.set_alignment (1.0);
166 when_bar_label.set_name ("MetricLabel");
167 when_beat_label.set_name ("MetricLabel");
169 table->attach (when_bar_label, 1, 2, row, row+1, Gtk::AttachOptions(0), Gtk::AttachOptions(0));
170 table->attach (when_bar_entry, 2, 3, row, row+1, Gtk::AttachOptions(0), Gtk::AttachOptions(0));
172 table->attach (when_beat_label, 3, 4, row, row+1, Gtk::AttachOptions(0), Gtk::AttachOptions(0));
173 table->attach (when_beat_entry, 4, 5, row, row+1, Gtk::AttachOptions(0), Gtk::AttachOptions(0));
175 Label* when_label = manage (new Label(_("Tempo begins at"), ALIGN_LEFT, ALIGN_CENTER));
176 table->attach (*when_label, 0, 1, row, row+1);
179 Label* tempo_type_label = manage (new Label(_("Tempo Type:"), ALIGN_LEFT, ALIGN_CENTER));
180 table->attach (*tempo_type_label, 0, 1, row+1, row+2);
181 table->attach (tempo_type, 1, 2, row+1, row + 2);
182 get_vbox()->set_border_width (12);
183 get_vbox()->pack_end (*table);
187 add_button (Stock::CANCEL, RESPONSE_CANCEL);
188 add_button (Stock::APPLY, RESPONSE_ACCEPT);
189 set_response_sensitive (RESPONSE_ACCEPT, true);
190 set_default_response (RESPONSE_ACCEPT);
193 tap_tempo_button.show ();
194 get_vbox()->pack_end (tap_tempo_button);
195 bpm_spinner.grab_focus ();
197 set_name ("MetricDialog");
199 bpm_spinner.signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &TempoDialog::response), RESPONSE_ACCEPT));
200 bpm_spinner.signal_button_press_event().connect (sigc::mem_fun (*this, &TempoDialog::bpm_button_press), false);
201 bpm_spinner.signal_button_release_event().connect (sigc::mem_fun (*this, &TempoDialog::bpm_button_release), false);
202 bpm_spinner.signal_changed().connect (sigc::mem_fun (*this, &TempoDialog::bpm_changed));
203 when_bar_entry.signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &TempoDialog::response), RESPONSE_ACCEPT));
204 when_bar_entry.signal_key_release_event().connect (sigc::mem_fun (*this, &TempoDialog::entry_key_release), false);
205 when_beat_entry.signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &TempoDialog::response), RESPONSE_ACCEPT));
206 when_beat_entry.signal_key_release_event().connect (sigc::mem_fun (*this, &TempoDialog::entry_key_release), false);
207 pulse_selector.signal_changed().connect (sigc::mem_fun (*this, &TempoDialog::pulse_change));
208 tempo_type.signal_changed().connect (sigc::mem_fun (*this, &TempoDialog::tempo_type_change));
209 tap_tempo_button.signal_button_press_event().connect (sigc::mem_fun (*this, &TempoDialog::tap_tempo_button_press), false);
210 tap_tempo_button.signal_focus_out_event().connect (sigc::mem_fun (*this, &TempoDialog::tap_tempo_focus_out));
216 TempoDialog::is_user_input_valid() const
218 return (when_beat_entry.get_text() != "")
219 && (when_bar_entry.get_text() != "")
220 && (when_bar_entry.get_text() != "0");
224 TempoDialog::bpm_changed ()
226 set_response_sensitive (RESPONSE_ACCEPT, is_user_input_valid());
230 TempoDialog::bpm_button_press (GdkEventButton*)
236 TempoDialog::bpm_button_release (GdkEventButton*)
238 /* the value has been modified, accept should work now */
240 set_response_sensitive (RESPONSE_ACCEPT, is_user_input_valid());
245 TempoDialog::entry_key_release (GdkEventKey*)
247 set_response_sensitive (RESPONSE_ACCEPT, is_user_input_valid());
252 TempoDialog::get_bpm ()
254 return bpm_spinner.get_value ();
258 TempoDialog::get_bbt_time (Timecode::BBT_Time& requested)
260 if (sscanf (when_bar_entry.get_text().c_str(), "%" PRIu32, &requested.bars) != 1) {
264 if (sscanf (when_beat_entry.get_text().c_str(), "%" PRIu32, &requested.beats) != 1) {
274 TempoDialog::get_note_type ()
276 NoteTypes::iterator x = note_types.find (pulse_selector.get_active_text());
278 if (x == note_types.end()) {
279 error << string_compose(_("incomprehensible pulse note type (%1)"), pulse_selector.get_active_text()) << endmsg;
287 TempoDialog::get_tempo_type ()
289 TempoTypes::iterator x = tempo_types.find (tempo_type.get_active_text());
291 if (x == tempo_types.end()) {
292 error << string_compose(_("incomprehensible tempo type (%1)"), tempo_type.get_active_text()) << endmsg;
293 return TempoSection::Constant;
300 TempoDialog::pulse_change ()
302 set_response_sensitive (RESPONSE_ACCEPT, is_user_input_valid());
306 TempoDialog::tempo_type_change ()
308 set_response_sensitive (RESPONSE_ACCEPT, is_user_input_valid());
312 TempoDialog::tap_tempo_button_press (GdkEventButton *ev)
316 // Linear least-squares regression
318 t = 1e-6 * (g_get_monotonic_time () - first_t); // Subtract first_t to avoid precision problems
320 double n = tap_count;
325 double T = (sum_xy/n - sum_x/n * sum_y/n) / (sum_xx/n - sum_x/n * sum_x/n);
327 if (t - last_t < T / 1.2 || t - last_t > T * 1.2) {
330 bpm_spinner.set_value (60.0 / T);
334 first_t = g_get_monotonic_time ();
351 TempoDialog::tap_tempo_focus_out (GdkEventFocus* )
357 MeterDialog::MeterDialog (TempoMap& map, framepos_t frame, const string&)
358 : ArdourDialog (_("New Meter"))
360 Timecode::BBT_Time when;
361 frame = map.round_to_bar(frame, RoundNearest);
362 Meter meter (map.meter_at(frame));
364 map.bbt_time (frame, when);
365 init (when, meter.divisions_per_bar(), meter.note_divisor(), true);
368 MeterDialog::MeterDialog (TempoMap& map, MeterSection& section, const string&)
369 : ArdourDialog (_("Edit Meter"))
371 Timecode::BBT_Time when;
372 map.bbt_time (map.frame_at_beat (section.beat()), when);
373 init (when, section.divisions_per_bar(), section.note_divisor(), section.movable());
377 MeterDialog::init (const Timecode::BBT_Time& when, double bpb, double divisor, bool movable)
380 vector<string> strings;
381 NoteTypes::iterator x;
383 snprintf (buf, sizeof (buf), "%.2f", bpb);
384 bpb_entry.set_text (buf);
385 bpb_entry.select_region (0, -1);
386 bpb_entry.set_alignment (1.0);
388 note_types.insert (make_pair (_("whole"), 1.0));
389 strings.push_back (_("whole"));
390 note_types.insert (make_pair (_("second"), 2.0));
391 strings.push_back (_("second"));
392 note_types.insert (make_pair (_("third"), 3.0));
393 strings.push_back (_("third"));
394 note_types.insert (make_pair (_("quarter"), 4.0));
395 strings.push_back (_("quarter"));
396 note_types.insert (make_pair (_("eighth"), 8.0));
397 strings.push_back (_("eighth"));
398 note_types.insert (make_pair (_("sixteenth"), 16.0));
399 strings.push_back (_("sixteenth"));
400 note_types.insert (make_pair (_("thirty-second"), 32.0));
401 strings.push_back (_("thirty-second"));
402 note_types.insert (make_pair (_("sixty-fourth"), 64.0));
403 strings.push_back (_("sixty-fourth"));
404 note_types.insert (make_pair (_("one-hundred-twenty-eighth"), 128.0));
405 strings.push_back (_("one-hundred-twenty-eighth"));
407 set_popdown_strings (note_type, strings);
409 for (x = note_types.begin(); x != note_types.end(); ++x) {
410 if (x->second == divisor) {
411 note_type.set_active_text (x->first);
416 if (x == note_types.end()) {
417 note_type.set_active_text (strings[3]); // "quarter"
420 Label* note_label = manage (new Label (_("Note value:"), ALIGN_LEFT, ALIGN_CENTER));
421 Label* bpb_label = manage (new Label (_("Beats per bar:"), ALIGN_LEFT, ALIGN_CENTER));
422 Table* table = manage (new Table (3, 2));
423 table->set_spacings (6);
425 table->attach (*bpb_label, 0, 1, 0, 1, FILL|EXPAND, FILL|EXPAND);
426 table->attach (bpb_entry, 1, 2, 0, 1, FILL|EXPAND, FILL|EXPAND);
427 table->attach (*note_label, 0, 1, 1, 2, FILL|EXPAND, FILL|EXPAND);
428 table->attach (note_type, 1, 2, 1, 2, FILL|EXPAND, SHRINK);
430 snprintf (buf, sizeof (buf), "%" PRIu32, when.bars);
431 when_bar_entry.set_text (buf);
432 when_bar_entry.set_alignment (1.0);
435 Label* when_label = manage (new Label(_("Meter begins at bar:"), ALIGN_LEFT, ALIGN_CENTER));
437 table->attach (*when_label, 0, 1, 2, 3, FILL | EXPAND, FILL | EXPAND);
438 table->attach (when_bar_entry, 1, 2, 2, 3, FILL | EXPAND, FILL | EXPAND);
441 get_vbox()->set_border_width (12);
442 get_vbox()->pack_start (*table, false, false);
444 add_button (Stock::CANCEL, RESPONSE_CANCEL);
445 add_button (Stock::APPLY, RESPONSE_ACCEPT);
446 set_response_sensitive (RESPONSE_ACCEPT, true);
447 set_default_response (RESPONSE_ACCEPT);
449 get_vbox()->show_all ();
451 set_name ("MetricDialog");
452 bpb_entry.signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &MeterDialog::response), RESPONSE_ACCEPT));
453 bpb_entry.signal_key_press_event().connect (sigc::mem_fun (*this, &MeterDialog::entry_key_press), false);
454 bpb_entry.signal_key_release_event().connect (sigc::mem_fun (*this, &MeterDialog::entry_key_release));
455 when_bar_entry.signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &MeterDialog::response), RESPONSE_ACCEPT));
456 when_bar_entry.signal_key_press_event().connect (sigc::mem_fun (*this, &MeterDialog::entry_key_press), false);
457 when_bar_entry.signal_key_release_event().connect (sigc::mem_fun (*this, &MeterDialog::entry_key_release));
458 note_type.signal_changed().connect (sigc::mem_fun (*this, &MeterDialog::note_type_change));
462 MeterDialog::is_user_input_valid() const
464 return (when_bar_entry.get_text() != "")
465 && (when_bar_entry.get_text() != "0")
466 && (bpb_entry.get_text() != "");
470 MeterDialog::entry_key_press (GdkEventKey* ev)
473 switch (ev->keyval) {
518 MeterDialog::entry_key_release (GdkEventKey*)
520 set_response_sensitive (RESPONSE_ACCEPT, is_user_input_valid());
525 MeterDialog::note_type_change ()
527 set_response_sensitive (RESPONSE_ACCEPT, is_user_input_valid());
531 MeterDialog::get_bpb ()
535 if (sscanf (bpb_entry.get_text().c_str(), "%lf", &bpb) != 1) {
543 MeterDialog::get_note_type ()
545 NoteTypes::iterator x = note_types.find (note_type.get_active_text());
547 if (x == note_types.end()) {
548 error << string_compose(_("incomprehensible meter note type (%1)"), note_type.get_active_text()) << endmsg;
556 MeterDialog::get_bbt_time (Timecode::BBT_Time& requested)
558 if (sscanf (when_bar_entry.get_text().c_str(), "%" PRIu32, &requested.bars) != 1) {