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.
24 #include <gtkmm/alignment.h>
25 #include <gdkmm/color.h>
26 #include <gtkmm/style.h>
28 #include "ardour/amp.h"
29 #include "ardour/logmeter.h"
30 #include "ardour/route_group.h"
31 #include "ardour/session_route.h"
32 #include "ardour/dB.h"
33 #include "ardour/utils.h"
35 #include "gtkmm2ext/utils.h"
36 #include "gtkmm2ext/gtk_ui.h"
38 #include "widgets/tooltips.h"
40 #include "pbd/fastlog.h"
41 #include "pbd/stacktrace.h"
43 #include "gain_meter.h"
44 #include "gui_thread.h"
46 #include "public_editor.h"
48 #include "meter_patterns.h"
50 #include "ui_config.h"
52 #include "ardour/session.h"
53 #include "ardour/route.h"
54 #include "ardour/meter.h"
55 #include "ardour/audio_track.h"
56 #include "ardour/midi_track.h"
57 #include "ardour/dB.h"
61 using namespace ARDOUR;
62 using namespace ArdourWidgets;
64 using namespace Gtkmm2ext;
67 using Gtkmm2ext::Keyboard;
68 using namespace ArdourMeter;
71 reset_cursor_to_default (Gtk::Entry* widget)
73 Glib::RefPtr<Gdk::Window> win = widget->get_text_window ();
75 /* C++ doesn't provide a pointer argument version of this
76 (i.e. you cannot set to NULL to get the default/parent
79 gdk_window_set_cursor (win->gobj(), 0);
84 reset_cursor_to_default_state (Gtk::StateType, Gtk::Entry* widget)
86 reset_cursor_to_default (widget);
89 sigc::signal<void, ARDOUR::AutoState> GainMeterBase::ChangeGainAutomationState;
91 GainMeterBase::GainMeterBase (Session* s, bool horizontal, int fader_length, int fader_girth)
92 : gain_adjustment (gain_to_slider_position_with_max (1.0, Config->get_max_gain()), // value
95 dB_coeff_step(Config->get_max_gain()) / 10.0, // step increment
96 dB_coeff_step(Config->get_max_gain())) // page increment
97 , gain_automation_state_button ("")
98 , meter_point_button (_("pre"))
99 , gain_astate_propagate (false)
100 , _data_type (DataType::AUDIO)
102 using namespace Menu_Helpers;
106 ignore_toggle = false;
108 next_release_selects = false;
111 fader_length = rint (fader_length * UIConfiguration::instance().get_ui_scale());
112 fader_girth = rint (fader_girth * UIConfiguration::instance().get_ui_scale());
115 gain_slider = manage (new HSliderController (&gain_adjustment, boost::shared_ptr<PBD::Controllable>(), fader_length, fader_girth));
116 gain_slider->set_tweaks (ArdourFader::Tweaks(ArdourFader::NoButtonForward | ArdourFader::NoVerticalScroll));
118 gain_slider = manage (new VSliderController (&gain_adjustment, boost::shared_ptr<PBD::Controllable>(), fader_length, fader_girth));
119 gain_slider->set_tweaks (ArdourFader::NoButtonForward);
122 level_meter = new LevelMeterHBox(_session);
124 level_meter->ButtonPress.connect_same_thread (_level_meter_connection, boost::bind (&GainMeterBase::level_meter_button_press, this, _1));
125 meter_metric_area.signal_button_press_event().connect (sigc::mem_fun (*this, &GainMeterBase::level_meter_button_press));
126 meter_metric_area.add_events (Gdk::BUTTON_PRESS_MASK);
128 gain_slider->StartGesture.connect (sigc::mem_fun (*this, &GainMeter::amp_start_touch));
129 gain_slider->StopGesture.connect (sigc::mem_fun (*this, &GainMeter::amp_stop_touch));
130 gain_slider->set_name ("GainFader");
132 gain_display.set_name ("MixerStripGainDisplay");
133 set_size_request_to_display_given_text (gain_display, "-80.g", 2, 6); /* note the descender */
134 gain_display.signal_activate().connect (sigc::mem_fun (*this, &GainMeter::gain_activated));
135 gain_display.signal_focus_in_event().connect (sigc::mem_fun (*this, &GainMeter::gain_focused), false);
136 gain_display.signal_focus_out_event().connect (sigc::mem_fun (*this, &GainMeter::gain_focused), false);
137 gain_display.set_alignment (0.5);
139 peak_display.set_name ("MixerStripPeakDisplay");
140 set_size_request_to_display_given_text (peak_display, "-80.g", 2, 6); /* note the descender */
141 max_peak = minus_infinity();
142 peak_display.set_text (_("-inf"));
143 peak_display.set_alignment (0.5);
145 /* stuff related to the fact that the peak display is not, in
146 fact, supposed to be a text entry.
148 peak_display.set_events (peak_display.get_events() & ~(Gdk::EventMask (Gdk::LEAVE_NOTIFY_MASK|Gdk::ENTER_NOTIFY_MASK|Gdk::POINTER_MOTION_MASK)));
149 peak_display.signal_map().connect (sigc::bind (sigc::ptr_fun (reset_cursor_to_default), &peak_display));
150 peak_display.signal_state_changed().connect (sigc::bind (sigc::ptr_fun (reset_cursor_to_default_state), &peak_display));
151 peak_display.unset_flags (Gtk::CAN_FOCUS);
152 peak_display.set_editable (false);
154 gain_automation_state_button.set_name ("mixer strip button");
156 set_tooltip (gain_automation_state_button, _("Fader automation mode"));
158 gain_automation_state_button.unset_flags (Gtk::CAN_FOCUS);
160 gain_automation_state_button.set_size_request(15, 15);
162 gain_astate_menu.set_name ("ArdourContextMenu");
163 gain_astate_menu.set_reserve_toggle_size(false);
165 meter_point_button.set_name ("mixer strip button");
167 set_tooltip (&meter_point_button, _("Metering point"));
169 meter_point_button.unset_flags (Gtk::CAN_FOCUS);
171 meter_point_button.set_size_request(15, 15);
173 meter_point_menu.set_name ("ArdourContextMenu");
174 meter_point_menu.set_reserve_toggle_size(false);
176 meter_point_menu.items().clear ();
177 meter_point_menu.items().push_back (MenuElem(_("Input"),
178 sigc::bind (sigc::mem_fun (*this,
179 &GainMeterBase::meter_point_clicked), (MeterPoint) MeterInput)));
180 meter_point_menu.items().push_back (MenuElem(_("Pre Fader"),
181 sigc::bind (sigc::mem_fun (*this,
182 &GainMeterBase::meter_point_clicked), (MeterPoint) MeterPreFader)));
183 meter_point_menu.items().push_back (MenuElem(_("Post Fader"),
184 sigc::bind (sigc::mem_fun (*this,
185 &GainMeterBase::meter_point_clicked), (MeterPoint) MeterPostFader)));
186 meter_point_menu.items().push_back (MenuElem(_("Output"),
187 sigc::bind (sigc::mem_fun (*this,
188 &GainMeterBase::meter_point_clicked), (MeterPoint) MeterOutput)));
189 meter_point_menu.items().push_back (MenuElem(_("Custom"),
190 sigc::bind (sigc::mem_fun (*this,
191 &GainMeterBase::meter_point_clicked), (MeterPoint) MeterCustom)));
192 meter_point_button.signal_button_press_event().connect (sigc::mem_fun (*this, &GainMeter::meter_press), false);
194 gain_adjustment.signal_value_changed().connect (sigc::mem_fun(*this, &GainMeterBase::fader_moved));
195 peak_display.signal_button_press_event().connect (sigc::mem_fun(*this, &GainMeterBase::peak_button_press), false);
196 peak_display.signal_button_release_event().connect (sigc::mem_fun(*this, &GainMeterBase::peak_button_release), false);
197 gain_display.signal_key_press_event().connect (sigc::mem_fun(*this, &GainMeterBase::gain_key_press), false);
199 ResetAllPeakDisplays.connect (sigc::mem_fun(*this, &GainMeterBase::reset_peak_display));
200 ResetRoutePeakDisplays.connect (sigc::mem_fun(*this, &GainMeterBase::reset_route_peak_display));
201 ResetGroupPeakDisplays.connect (sigc::mem_fun(*this, &GainMeterBase::reset_group_peak_display));
202 RedrawMetrics.connect (sigc::mem_fun(*this, &GainMeterBase::redraw_metrics));
204 UI::instance()->theme_changed.connect (sigc::mem_fun(*this, &GainMeterBase::on_theme_changed));
205 UIConfiguration::instance().ColorsChanged.connect (sigc::bind(sigc::mem_fun (*this, &GainMeterBase::color_handler), false));
206 UIConfiguration::instance().DPIReset.connect (sigc::bind(sigc::mem_fun (*this, &GainMeterBase::color_handler), true));
209 GainMeterBase::~GainMeterBase ()
216 GainMeterBase::set_controls (boost::shared_ptr<Route> r,
217 boost::shared_ptr<PeakMeter> pm,
218 boost::shared_ptr<Amp> amp,
219 boost::shared_ptr<GainControl> control)
221 connections.clear ();
222 model_connections.drop_connections ();
224 /* no meter and no control? nothing to do ... */
226 if (!pm && !control) {
227 level_meter->set_meter (0);
228 gain_slider->set_controllable (boost::shared_ptr<PBD::Controllable>());
241 level_meter->set_meter (pm.get());
242 gain_slider->set_controllable (_control);
245 amp->ConfigurationChanged.connect (
246 model_connections, invalidator (*this), boost::bind (&GainMeterBase::setup_gain_adjustment, this), gui_context ()
250 setup_gain_adjustment ();
252 if (!_route || !_route->is_auditioner()) {
254 using namespace Menu_Helpers;
256 gain_astate_menu.items().clear ();
258 gain_astate_menu.items().push_back (MenuElem (S_("Automation|Manual"),
259 sigc::bind (sigc::mem_fun (*this, &GainMeterBase::set_gain_astate), (AutoState) ARDOUR::Off)));
260 gain_astate_menu.items().push_back (MenuElem (_("Play"),
261 sigc::bind (sigc::mem_fun (*this, &GainMeterBase::set_gain_astate), (AutoState) ARDOUR::Play)));
262 gain_astate_menu.items().push_back (MenuElem (_("Write"),
263 sigc::bind (sigc::mem_fun (*this, &GainMeterBase::set_gain_astate), (AutoState) ARDOUR::Write)));
264 gain_astate_menu.items().push_back (MenuElem (_("Touch"),
265 sigc::bind (sigc::mem_fun (*this, &GainMeterBase::set_gain_astate), (AutoState) ARDOUR::Touch)));
266 gain_astate_menu.items().push_back (MenuElem (_("Latch"),
267 sigc::bind (sigc::mem_fun (*this, &GainMeterBase::set_gain_astate), (AutoState) ARDOUR::Latch)));
269 connections.push_back (gain_automation_state_button.signal_button_press_event().connect (sigc::mem_fun(*this, &GainMeterBase::gain_automation_state_button_event), false));
270 connections.push_back (ChangeGainAutomationState.connect (sigc::mem_fun(*this, &GainMeterBase::set_gain_astate)));
272 _control->alist()->automation_state_changed.connect (model_connections, invalidator (*this), boost::bind (&GainMeter::gain_automation_state_changed, this), gui_context());
274 gain_automation_state_changed ();
277 _control->Changed.connect (model_connections, invalidator (*this), boost::bind (&GainMeterBase::gain_changed, this), gui_context());
281 update_gain_sensitive ();
284 peak_display.hide ();
286 peak_display.show ();
291 GainMeterBase::set_gain_astate (AutoState as)
293 if (gain_astate_propagate) {
294 gain_astate_propagate = false;
295 ChangeGainAutomationState (as);
299 _amp->set_parameter_automation_state (Evoral::Parameter (GainAutomation), as);
300 } else if (_control) {
301 _control->set_automation_state (as);
302 _session->set_dirty ();
307 GainMeterBase::setup_gain_adjustment ()
313 if (_previous_amp_output_streams == _amp->output_streams ()) {
317 ignore_toggle = true;
319 if (_amp->output_streams().n_midi() <= _amp->output_streams().n_audio()) {
320 _data_type = DataType::AUDIO;
321 gain_adjustment.set_lower (GAIN_COEFF_ZERO);
322 gain_adjustment.set_upper (GAIN_COEFF_UNITY);
323 gain_adjustment.set_step_increment (dB_coeff_step(Config->get_max_gain()) / 10.0);
324 gain_adjustment.set_page_increment (dB_coeff_step(Config->get_max_gain()));
325 gain_slider->set_default_value (gain_to_slider_position_with_max (GAIN_COEFF_UNITY, Config->get_max_gain()));
327 _data_type = DataType::MIDI;
328 gain_adjustment.set_lower (0.0);
329 gain_adjustment.set_upper (2.0);
330 gain_adjustment.set_step_increment (1.0/128.0);
331 gain_adjustment.set_page_increment (10.0/128.0);
332 gain_slider->set_default_value (1.0);
335 ignore_toggle = false;
337 effective_gain_display ();
339 _previous_amp_output_streams = _amp->output_streams ();
343 GainMeterBase::hide_all_meters ()
345 level_meter->hide_meters();
349 GainMeter::hide_all_meters ()
351 GainMeterBase::hide_all_meters ();
355 GainMeterBase::setup_meters (int len)
358 uint32_t meter_channels = 0;
360 meter_channels = _meter->input_streams().n_total();
362 meter_channels = _route->shared_peak_meter()->input_streams().n_total();
367 //meter_ticks1_area.show();
368 //meter_ticks2_area.show();
369 meter_metric_area.show();
370 if (meter_channels == 1) {
375 if (meter_channels > 1) {
378 //meter_ticks1_area.hide();
379 //meter_ticks2_area.hide();
380 meter_metric_area.hide();
383 level_meter->setup_meters(len, meter_width);
387 GainMeterBase::set_type (MeterType t)
389 level_meter->set_meter_type(t);
393 GainMeter::setup_meters (int len)
398 uint32_t meter_channels = 0;
400 meter_channels = _meter->input_streams().n_total();
402 meter_channels = _route->shared_peak_meter()->input_streams().n_total();
404 hbox.set_homogeneous(meter_channels < 7 ? true : false);
408 hbox.set_homogeneous(false);
411 GainMeterBase::setup_meters (len);
415 GainMeter::set_type (MeterType t)
417 GainMeterBase::set_type (t);
421 GainMeterBase::gain_key_press (GdkEventKey* ev)
423 if (ARDOUR_UI_UTILS::key_is_legal_for_numeric_entry (ev->keyval)) {
424 /* drop through to normal handling */
427 /* illegal key for gain entry */
432 GainMeterBase::peak_button_press (GdkEventButton* ev)
438 GainMeterBase::peak_button_release (GdkEventButton* ev)
440 /* reset peak label */
442 if (ev->button == 1 && Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) {
443 ResetAllPeakDisplays ();
444 } else if (ev->button == 1 && Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
446 ResetGroupPeakDisplays (_route->route_group());
449 ResetRoutePeakDisplays (_route.get());
456 GainMeterBase::reset_peak_display ()
459 // catch "reset all" for VCAs
463 level_meter->clear_meters();
464 max_peak = minus_infinity ();
465 peak_display.set_text (_("-inf"));
466 peak_display.set_name ("MixerStripPeakDisplay");
470 GainMeterBase::reset_route_peak_display (Route* route)
472 if (_route && _route.get() == route) {
473 reset_peak_display ();
478 GainMeterBase::reset_group_peak_display (RouteGroup* group)
480 if (_route && group == _route->route_group()) {
481 reset_peak_display ();
486 GainMeterBase::popup_meter_menu (GdkEventButton *ev)
488 using namespace Menu_Helpers;
490 if (meter_menu == 0) {
491 meter_menu = new Gtk::Menu;
492 MenuList& items = meter_menu->items();
494 items.push_back (MenuElem ("-inf .. +0dBFS"));
495 items.push_back (MenuElem ("-10dB .. +0dBFS"));
496 items.push_back (MenuElem ("-4 .. +0dBFS"));
497 items.push_back (SeparatorElem());
498 items.push_back (MenuElem ("-inf .. -2dBFS"));
499 items.push_back (MenuElem ("-10dB .. -2dBFS"));
500 items.push_back (MenuElem ("-4 .. -2dBFS"));
503 meter_menu->popup (1, ev->time);
507 GainMeterBase::gain_focused (GdkEventFocus* ev)
510 gain_display.select_region (0, -1);
512 gain_display.select_region (0, 0);
518 GainMeterBase::gain_activated ()
522 // Use the user's preferred locale/LC_NUMERIC setting
523 if (sscanf (gain_display.get_text().c_str(), "%f", &f) != 1) {
527 /* clamp to displayable values */
528 if (_data_type == DataType::AUDIO) {
530 _control->set_value (dB_to_coefficient(f), Controllable::UseGroup);
532 f = min (fabs (f), 2.0f);
533 _control->set_value (f, Controllable::UseGroup);
536 if (gain_display.has_focus()) {
537 Gtk::Widget* w = gain_display.get_toplevel();
539 Gtk::Window* win = dynamic_cast<Gtk::Window*> (w);
541 /* sigh. gtkmm doesn't wrap get_default_widget() */
544 GtkWidget* f = gtk_window_get_default_widget (win->gobj());
546 gtk_widget_grab_focus (f);
555 GainMeterBase::show_gain ()
559 float v = gain_adjustment.get_value();
561 switch (_data_type) {
562 case DataType::AUDIO:
564 strcpy (buf, _("-inf"));
566 snprintf (buf, sizeof (buf), "%.1f", accurate_coefficient_to_dB (slider_position_to_gain_with_max (v, Config->get_max_gain())));
570 snprintf (buf, sizeof (buf), "%.1f", v);
574 gain_display.set_text (buf);
578 GainMeterBase::fader_moved ()
580 if (!ignore_toggle) {
584 /* convert from adjustment range (0..1) to gain coefficient */
586 if (_data_type == DataType::AUDIO) {
587 value = slider_position_to_gain_with_max (gain_adjustment.get_value(), Config->get_max_gain());
589 value = gain_adjustment.get_value();
592 // XXX hack allow to override group
593 // (this breaks group'ed shift+click reset)
594 if (Keyboard::the_keyboard().key_is_down (GDK_Shift_R)
595 || Keyboard::the_keyboard().key_is_down (GDK_Shift_L)) {
596 _control->set_value (value, Controllable::InverseGroup);
598 _control->set_value (value, Controllable::UseGroup);
606 GainMeterBase::effective_gain_display ()
608 gain_t fader_position = 0;
610 switch (_data_type) {
611 case DataType::AUDIO:
612 /* the position of the fader should reflect any master gain,
613 * not just the control's own inherent value
615 fader_position = gain_to_slider_position_with_max (_control->get_value(), Config->get_max_gain());
618 fader_position = _control->get_value ();
622 if (gain_adjustment.get_value() != fader_position) {
623 ignore_toggle = true;
624 gain_adjustment.set_value (fader_position);
625 ignore_toggle = false;
630 GainMeterBase::gain_changed ()
632 ENSURE_GUI_THREAD (*this, &GainMeterBase::gain_automation_state_changed);
633 effective_gain_display ();
637 GainMeterBase::set_meter_strip_name (const char * name)
640 meter_metric_area.set_name (name);
641 sprintf(tmp, "Mark%sLeft", name);
642 meter_ticks1_area.set_name (tmp);
643 sprintf(tmp, "Mark%sRight", name);
644 meter_ticks2_area.set_name (tmp);
648 GainMeterBase::set_fader_name (const char * name)
650 gain_slider->set_name (name);
654 GainMeterBase::update_gain_sensitive ()
656 bool x = !(_control->alist()->automation_state() & Play);
657 static_cast<ArdourWidgets::SliderController*>(gain_slider)->set_sensitive (x);
661 GainMeterBase::meter_press(GdkEventButton* ev)
666 if (!ignore_toggle) {
667 switch (ev->button) {
669 if (Keyboard::modifier_state_equals (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier))) {
671 /* Primary+Tertiary-click applies change to all routes */
673 meter_point_change_target = MeterPointChangeAll;
675 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
677 /* Primary-click: apply change to all routes in group */
679 meter_point_change_target = MeterPointChangeGroup;
683 /* click: change just this route */
685 meter_point_change_target = MeterPointChangeSingle;
687 Gtkmm2ext::anchored_menu_popup(&meter_point_menu,
699 GainMeterBase::set_meter_point (Route& route, MeterPoint mp)
701 route.set_meter_point (mp);
705 GainMeterBase::set_route_group_meter_point (Route& route, MeterPoint mp)
707 RouteGroup* route_group;
709 if ((route_group = route.route_group ()) != 0) {
710 route_group->foreach_route (boost::bind (&Route::set_meter_point, _1, mp, false));
712 route.set_meter_point (mp);
717 GainMeterBase::meter_point_clicked (MeterPoint mp)
720 switch (meter_point_change_target) {
721 case MeterPointChangeAll:
722 _session->foreach_route (this, &GainMeterBase::set_meter_point, mp);
724 case MeterPointChangeGroup:
725 set_route_group_meter_point (*_route, mp);
727 case MeterPointChangeSingle:
728 _route->set_meter_point (mp);
735 GainMeterBase::amp_start_touch ()
737 _control->start_touch (_control->session().transport_sample());
741 GainMeterBase::amp_stop_touch ()
743 _control->stop_touch (_control->session().transport_sample());
744 effective_gain_display ();
748 GainMeterBase::gain_automation_state_button_event (GdkEventButton *ev)
750 if (ev->type == GDK_BUTTON_RELEASE) {
754 switch (ev->button) {
756 gain_astate_propagate = Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier | Keyboard::TertiaryModifier));
757 Gtkmm2ext::anchored_menu_popup(&gain_astate_menu,
758 &gain_automation_state_button,
770 GainMeterBase::astate_string (AutoState state)
772 return _astate_string (state, false);
776 GainMeterBase::short_astate_string (AutoState state)
778 return _astate_string (state, true);
782 GainMeterBase::_astate_string (AutoState state, bool shrt)
788 sstr = (shrt ? "M" : S_("Manual|M"));
791 sstr = (shrt ? "P" : S_("Play|P"));
794 sstr = (shrt ? "T" : S_("Trim|T"));
797 sstr = (shrt ? "L" : S_("Latch|L"));
800 sstr = (shrt ? "W" : S_("Write|W"));
808 GainMeterBase::gain_automation_state_changed ()
810 ENSURE_GUI_THREAD (*this, &GainMeterBase::gain_automation_state_changed);
814 gain_automation_state_button.set_text (astate_string(_control->alist()->automation_state()));
817 gain_automation_state_button.set_text (short_astate_string(_control->alist()->automation_state()));
821 const bool automation_watch_required = (_control->alist()->automation_state() != ARDOUR::Off);
823 if (gain_automation_state_button.get_active() != automation_watch_required) {
824 ignore_toggle = true;
825 gain_automation_state_button.set_active (automation_watch_required);
826 ignore_toggle = false;
829 update_gain_sensitive ();
831 gain_watching.disconnect();
835 GainMeterBase::meter_channels() const
837 if (_meter) { return _meter->input_streams(); }
838 else { return ChanCount(); }
841 GainMeterBase::update_meters()
844 float mpeak = level_meter->update_meters();
846 if (mpeak > max_peak) {
848 if (mpeak <= -200.0f) {
849 peak_display.set_text (_("-inf"));
851 snprintf (buf, sizeof(buf), "%.1f", mpeak);
852 peak_display.set_text (buf);
855 if (mpeak >= UIConfiguration::instance().get_meter_peak()) {
856 peak_display.set_name ("MixerStripPeakDisplayPeak");
860 void GainMeterBase::color_handler(bool /*dpi*/)
866 GainMeterBase::set_width (Width w, int len)
870 if (_width == Wide && _route && _route->shared_peak_meter()->input_streams().n_total() == 1) {
873 level_meter->setup_meters(len, meter_width);
878 GainMeterBase::on_theme_changed()
883 GainMeterBase::redraw_metrics()
885 meter_metric_area.queue_draw ();
886 meter_ticks1_area.queue_draw ();
887 meter_ticks2_area.queue_draw ();
890 #define PX_SCALE(pxmin, dflt) rint(std::max((double)pxmin, (double)dflt * UIConfiguration::instance().get_ui_scale()))
892 GainMeter::GainMeter (Session* s, int fader_length)
893 : GainMeterBase (s, false, fader_length, 24)
894 , gain_display_box(true, 0)
897 if (gain_display.get_parent()) {
898 gain_display.get_parent()->remove (gain_display);
900 gain_display_box.pack_start (gain_display, true, true);
902 if (peak_display.get_parent()) {
903 peak_display.get_parent()->remove (gain_display);
905 gain_display_box.pack_start (peak_display, true, true);
907 meter_metric_area.set_name ("AudioTrackMetrics");
908 meter_metric_area.set_size_request(PX_SCALE(24, 24), -1);
910 gain_automation_state_button.set_name ("mixer strip button");
912 set_tooltip (gain_automation_state_button, _("Fader automation mode"));
914 gain_automation_state_button.unset_flags (Gtk::CAN_FOCUS);
916 gain_automation_state_button.set_size_request (PX_SCALE(12, 15), PX_SCALE(12, 15));
918 fader_vbox.set_spacing (0);
919 fader_vbox.pack_start (*gain_slider, true, true);
921 fader_alignment.set (0.5, 0.5, 0.0, 1.0);
922 fader_alignment.add (fader_vbox);
924 hbox.pack_start (fader_alignment, true, true);
926 set_spacing (PX_SCALE(2, 2));
928 pack_start (gain_display_box, Gtk::PACK_SHRINK);
929 pack_start (hbox, true, true);
931 meter_alignment.set (0.5, 0.5, 0.0, 1.0);
932 meter_alignment.add (*level_meter);
934 meter_metric_area.signal_expose_event().connect (
935 sigc::mem_fun(*this, &GainMeter::meter_metrics_expose));
937 meter_ticks1_area.set_size_request (PX_SCALE(3, 3), -1);
938 meter_ticks2_area.set_size_request (PX_SCALE(3, 3), -1);
940 meter_ticks1_area.signal_expose_event().connect (
941 sigc::mem_fun(*this, &GainMeter::meter_ticks1_expose));
942 meter_ticks2_area.signal_expose_event().connect (
943 sigc::mem_fun(*this, &GainMeter::meter_ticks2_expose));
945 meter_hbox.pack_start (meter_ticks1_area, false, false);
946 meter_hbox.pack_start (meter_alignment, false, false);
947 meter_hbox.pack_start (meter_ticks2_area, false, false);
948 meter_hbox.pack_start (meter_metric_area, false, false);
952 GainMeter::~GainMeter () { }
955 GainMeter::set_controls (boost::shared_ptr<Route> r,
956 boost::shared_ptr<PeakMeter> meter,
957 boost::shared_ptr<Amp> amp,
958 boost::shared_ptr<GainControl> control)
960 if (meter_hbox.get_parent()) {
961 hbox.remove (meter_hbox);
964 // if (gain_automation_state_button.get_parent()) {
965 // fader_vbox->remove (gain_automation_state_button);
968 GainMeterBase::set_controls (r, meter, amp, control);
971 _meter->ConfigurationChanged.connect (
972 model_connections, invalidator (*this), boost::bind (&GainMeter::meter_configuration_changed, this, _1), gui_context()
974 _meter->TypeChanged.connect (
975 model_connections, invalidator (*this), boost::bind (&GainMeter::meter_type_changed, this, _1), gui_context()
978 meter_configuration_changed (_meter->input_streams ());
983 _route->active_changed.connect (model_connections, invalidator (*this), boost::bind (&GainMeter::route_active_changed, this), gui_context ());
984 hbox.pack_start (meter_hbox, true, true);
988 // if (r && !r->is_auditioner()) {
989 // fader_vbox->pack_start (gain_automation_state_button, false, false, 0);
992 gain_display_box.show ();
993 gain_display.show ();
994 gain_slider->show ();
996 fader_alignment.show ();
1002 GainMeter::get_gm_width ()
1004 Gtk::Requisition sz;
1007 meter_metric_area.size_request (sz);
1009 level_meter->size_request (sz);
1012 fader_alignment.size_request (sz);
1014 return max(sz.width * 2, min_w * 2) + 6;
1016 return sz.width + min_w + 6;
1021 GainMeter::meter_metrics_expose (GdkEventExpose *ev)
1024 if (_types.empty()) { _types.push_back(DataType::AUDIO); }
1025 return meter_expose_metrics(ev, MeterPeak, _types, &meter_metric_area);
1027 return meter_expose_metrics(ev, _route->meter_type(), _types, &meter_metric_area);
1031 GainMeter::meter_ticks1_expose (GdkEventExpose *ev)
1034 if (_types.empty()) { _types.push_back(DataType::AUDIO); }
1035 return meter_expose_ticks(ev, MeterPeak, _types, &meter_ticks1_area);
1037 return meter_expose_ticks(ev, _route->meter_type(), _types, &meter_ticks1_area);
1041 GainMeter::meter_ticks2_expose (GdkEventExpose *ev)
1044 if (_types.empty()) { _types.push_back(DataType::AUDIO); }
1045 return meter_expose_ticks(ev, MeterPeak, _types, &meter_ticks2_area);
1047 return meter_expose_ticks(ev, _route->meter_type(), _types, &meter_ticks2_area);
1051 GainMeter::on_style_changed (const Glib::RefPtr<Gtk::Style>&)
1053 gain_display.queue_draw();
1054 peak_display.queue_draw();
1057 boost::shared_ptr<PBD::Controllable>
1058 GainMeterBase::get_controllable()
1063 return boost::shared_ptr<PBD::Controllable>();
1068 GainMeterBase::level_meter_button_press (GdkEventButton* ev)
1070 return static_cast<bool>(LevelMeterButtonPress (ev)); /* EMIT SIGNAL */
1074 GainMeter::meter_configuration_changed (ChanCount c)
1079 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
1080 if (c.get (*i) > 0) {
1081 _types.push_back (*i);
1087 && boost::dynamic_pointer_cast<AudioTrack>(_route) == 0
1088 && boost::dynamic_pointer_cast<MidiTrack>(_route) == 0
1090 if (_route->active()) {
1091 set_meter_strip_name ("AudioBusMetrics");
1093 set_meter_strip_name ("AudioBusMetricsInactive");
1097 (type == (1 << DataType::MIDI))
1098 || (_route && boost::dynamic_pointer_cast<MidiTrack>(_route))
1100 if (!_route || _route->active()) {
1101 set_meter_strip_name ("MidiTrackMetrics");
1103 set_meter_strip_name ("MidiTrackMetricsInactive");
1106 else if (type == (1 << DataType::AUDIO)) {
1107 if (!_route || _route->active()) {
1108 set_meter_strip_name ("AudioTrackMetrics");
1110 set_meter_strip_name ("AudioTrackMetricsInactive");
1113 if (!_route || _route->active()) {
1114 set_meter_strip_name ("AudioMidiTrackMetrics");
1116 set_meter_strip_name ("AudioMidiTrackMetricsInactive");
1121 meter_clear_pattern_cache(4);
1122 on_style_changed(Glib::RefPtr<Gtk::Style>());
1126 GainMeter::route_active_changed ()
1129 meter_configuration_changed (_meter->input_streams ());
1134 GainMeter::meter_type_changed (MeterType t)
1136 _route->set_meter_type(t);