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.
22 #include "ardour/amp.h"
23 #include "ardour/route_group.h"
24 #include "ardour/session_route.h"
25 #include "ardour/dB.h"
26 #include "ardour/utils.h"
29 #include <gtkmm/style.h>
30 #include <gdkmm/color.h>
31 #include <gtkmm2ext/utils.h>
32 #include <gtkmm2ext/fastmeter.h>
33 #include <gtkmm2ext/gtk_ui.h>
34 #include "pbd/fastlog.h"
35 #include "pbd/stacktrace.h"
37 #include "gain_meter.h"
39 #include "gui_thread.h"
41 #include "public_editor.h"
43 #include "meter_patterns.h"
46 #include "ui_config.h"
48 #include "ardour/session.h"
49 #include "ardour/route.h"
50 #include "ardour/meter.h"
51 #include "ardour/audio_track.h"
52 #include "ardour/midi_track.h"
53 #include "ardour/dB.h"
57 using namespace ARDOUR;
58 using namespace ARDOUR_UI_UTILS;
60 using namespace Gtkmm2ext;
63 using Gtkmm2ext::Keyboard;
64 using namespace ArdourMeter;
67 reset_cursor_to_default (Gtk::Entry* widget)
69 Glib::RefPtr<Gdk::Window> win = widget->get_text_window ();
71 /* C++ doesn't provide a pointer argument version of this
72 (i.e. you cannot set to NULL to get the default/parent
75 gdk_window_set_cursor (win->gobj(), 0);
80 reset_cursor_to_default_state (Gtk::StateType, Gtk::Entry* widget)
82 reset_cursor_to_default (widget);
85 GainMeterBase::GainMeterBase (Session* s, bool horizontal, int fader_length, int fader_girth)
86 : gain_adjustment (gain_to_slider_position_with_max (1.0, Config->get_max_gain()), // value
89 dB_coeff_step(Config->get_max_gain()) / 10.0, // step increment
90 dB_coeff_step(Config->get_max_gain())) // page increment
91 , gain_automation_style_button ("")
92 , gain_automation_state_button ("")
93 , _data_type (DataType::AUDIO)
95 using namespace Menu_Helpers;
99 ignore_toggle = false;
101 next_release_selects = false;
104 fader_length = rint (fader_length * UIConfiguration::instance().get_ui_scale());
105 fader_girth = rint (fader_girth * UIConfiguration::instance().get_ui_scale());
108 gain_slider = manage (new HSliderController (&gain_adjustment, boost::shared_ptr<PBD::Controllable>(), fader_length, fader_girth));
110 gain_slider = manage (new VSliderController (&gain_adjustment, boost::shared_ptr<PBD::Controllable>(), fader_length, fader_girth));
113 level_meter = new LevelMeterHBox(_session);
115 level_meter->ButtonPress.connect_same_thread (_level_meter_connection, boost::bind (&GainMeterBase::level_meter_button_press, this, _1));
116 meter_metric_area.signal_button_press_event().connect (sigc::mem_fun (*this, &GainMeterBase::level_meter_button_press));
117 meter_metric_area.add_events (Gdk::BUTTON_PRESS_MASK);
119 gain_slider->set_tweaks (PixFader::Tweaks(PixFader::NoButtonForward | PixFader::NoVerticalScroll));
120 gain_slider->StartGesture.connect (sigc::mem_fun (*this, &GainMeter::amp_start_touch));
121 gain_slider->StopGesture.connect (sigc::mem_fun (*this, &GainMeter::amp_stop_touch));
122 gain_slider->set_name ("GainFader");
124 gain_display.set_name ("MixerStripGainDisplay");
125 set_size_request_to_display_given_text (gain_display, "-80.g", 2, 6); /* note the descender */
126 gain_display.signal_activate().connect (sigc::mem_fun (*this, &GainMeter::gain_activated));
127 gain_display.signal_focus_in_event().connect (sigc::mem_fun (*this, &GainMeter::gain_focused), false);
128 gain_display.signal_focus_out_event().connect (sigc::mem_fun (*this, &GainMeter::gain_focused), false);
129 gain_display.set_alignment(0.5);
131 peak_display.set_name ("MixerStripPeakDisplay");
132 set_size_request_to_display_given_text (peak_display, "-80.g", 2, 6); /* note the descender */
133 max_peak = minus_infinity();
134 peak_display.set_text (_("-inf"));
135 peak_display.set_alignment(0.5);
137 /* stuff related to the fact that the peak display is not, in
138 fact, supposed to be a text entry.
140 peak_display.set_events (peak_display.get_events() & ~(Gdk::EventMask (Gdk::LEAVE_NOTIFY_MASK|Gdk::ENTER_NOTIFY_MASK|Gdk::POINTER_MOTION_MASK)));
141 peak_display.signal_map().connect (sigc::bind (sigc::ptr_fun (reset_cursor_to_default), &peak_display));
142 peak_display.signal_state_changed().connect (sigc::bind (sigc::ptr_fun (reset_cursor_to_default_state), &peak_display));
143 peak_display.unset_flags (Gtk::CAN_FOCUS);
144 peak_display.set_editable (false);
146 gain_automation_style_button.set_name ("mixer strip button");
147 gain_automation_state_button.set_name ("mixer strip button");
149 set_tooltip (gain_automation_state_button, _("Fader automation mode"));
150 set_tooltip (gain_automation_style_button, _("Fader automation type"));
152 gain_automation_style_button.unset_flags (Gtk::CAN_FOCUS);
153 gain_automation_state_button.unset_flags (Gtk::CAN_FOCUS);
155 gain_automation_state_button.set_size_request(15, 15);
156 gain_automation_style_button.set_size_request(15, 15);
158 gain_astyle_menu.items().push_back (MenuElem (_("Trim")));
159 gain_astyle_menu.items().push_back (MenuElem (_("Abs")));
161 gain_astate_menu.set_name ("ArdourContextMenu");
162 gain_astyle_menu.set_name ("ArdourContextMenu");
164 gain_adjustment.signal_value_changed().connect (sigc::mem_fun(*this, &GainMeterBase::gain_adjusted));
165 peak_display.signal_button_release_event().connect (sigc::mem_fun(*this, &GainMeterBase::peak_button_release), false);
166 gain_display.signal_key_press_event().connect (sigc::mem_fun(*this, &GainMeterBase::gain_key_press), false);
168 ResetAllPeakDisplays.connect (sigc::mem_fun(*this, &GainMeterBase::reset_peak_display));
169 ResetRoutePeakDisplays.connect (sigc::mem_fun(*this, &GainMeterBase::reset_route_peak_display));
170 ResetGroupPeakDisplays.connect (sigc::mem_fun(*this, &GainMeterBase::reset_group_peak_display));
171 RedrawMetrics.connect (sigc::mem_fun(*this, &GainMeterBase::redraw_metrics));
173 UI::instance()->theme_changed.connect (sigc::mem_fun(*this, &GainMeterBase::on_theme_changed));
174 UIConfiguration::instance().ColorsChanged.connect (sigc::bind(sigc::mem_fun (*this, &GainMeterBase::color_handler), false));
175 UIConfiguration::instance().DPIReset.connect (sigc::bind(sigc::mem_fun (*this, &GainMeterBase::color_handler), true));
178 GainMeterBase::~GainMeterBase ()
185 GainMeterBase::set_controls (boost::shared_ptr<Route> r,
186 boost::shared_ptr<PeakMeter> pm,
187 boost::shared_ptr<Amp> amp)
189 connections.clear ();
190 model_connections.drop_connections ();
193 level_meter->set_meter (0);
194 gain_slider->set_controllable (boost::shared_ptr<PBD::Controllable>());
205 level_meter->set_meter (pm.get());
206 gain_slider->set_controllable (amp->gain_control());
209 amp->ConfigurationChanged.connect (
210 model_connections, invalidator (*this), boost::bind (&GainMeterBase::setup_gain_adjustment, this), gui_context ()
214 setup_gain_adjustment ();
216 if (!_route || !_route->is_auditioner()) {
218 using namespace Menu_Helpers;
220 gain_astate_menu.items().clear ();
222 gain_astate_menu.items().push_back (MenuElem (S_("Automation|Manual"),
223 sigc::bind (sigc::mem_fun (*(amp.get()), &Automatable::set_parameter_automation_state),
224 Evoral::Parameter(GainAutomation), (AutoState) ARDOUR::Off)));
225 gain_astate_menu.items().push_back (MenuElem (_("Play"),
226 sigc::bind (sigc::mem_fun (*(amp.get()), &Automatable::set_parameter_automation_state),
227 Evoral::Parameter(GainAutomation), (AutoState) Play)));
228 gain_astate_menu.items().push_back (MenuElem (_("Write"),
229 sigc::bind (sigc::mem_fun (*(amp.get()), &Automatable::set_parameter_automation_state),
230 Evoral::Parameter(GainAutomation), (AutoState) Write)));
231 gain_astate_menu.items().push_back (MenuElem (_("Touch"),
232 sigc::bind (sigc::mem_fun (*(amp.get()), &Automatable::set_parameter_automation_state),
233 Evoral::Parameter(GainAutomation), (AutoState) Touch)));
235 connections.push_back (gain_automation_style_button.signal_button_press_event().connect (sigc::mem_fun(*this, &GainMeterBase::gain_automation_style_button_event), false));
236 connections.push_back (gain_automation_state_button.signal_button_press_event().connect (sigc::mem_fun(*this, &GainMeterBase::gain_automation_state_button_event), false));
238 boost::shared_ptr<AutomationControl> gc = amp->gain_control();
240 gc->alist()->automation_state_changed.connect (model_connections, invalidator (*this), boost::bind (&GainMeter::gain_automation_state_changed, this), gui_context());
241 gc->alist()->automation_style_changed.connect (model_connections, invalidator (*this), boost::bind (&GainMeter::gain_automation_style_changed, this), gui_context());
243 gain_automation_state_changed ();
246 amp->gain_control()->Changed.connect (model_connections, invalidator (*this), boost::bind (&GainMeterBase::gain_changed, this), gui_context());
250 update_gain_sensitive ();
254 GainMeterBase::setup_gain_adjustment ()
260 if (_previous_amp_output_streams == _amp->output_streams ()) {
264 ignore_toggle = true;
266 if (_amp->output_streams().n_midi() <= _amp->output_streams().n_audio()) {
267 _data_type = DataType::AUDIO;
268 gain_adjustment.set_lower (GAIN_COEFF_ZERO);
269 gain_adjustment.set_upper (GAIN_COEFF_UNITY);
270 gain_adjustment.set_step_increment (dB_coeff_step(Config->get_max_gain()) / 10.0);
271 gain_adjustment.set_page_increment (dB_coeff_step(Config->get_max_gain()));
272 gain_slider->set_default_value (gain_to_slider_position (GAIN_COEFF_UNITY));
274 _data_type = DataType::MIDI;
275 gain_adjustment.set_lower (0.0);
276 gain_adjustment.set_upper (2.0);
277 gain_adjustment.set_step_increment (1.0/128.0);
278 gain_adjustment.set_page_increment (10.0/128.0);
279 gain_slider->set_default_value (1.0);
282 ignore_toggle = false;
284 effective_gain_display ();
286 _previous_amp_output_streams = _amp->output_streams ();
290 GainMeterBase::hide_all_meters ()
292 level_meter->hide_meters();
296 GainMeter::hide_all_meters ()
298 GainMeterBase::hide_all_meters ();
302 GainMeterBase::setup_meters (int len)
305 uint32_t meter_channels = 0;
307 meter_channels = _meter->input_streams().n_total();
309 meter_channels = _route->shared_peak_meter()->input_streams().n_total();
314 //meter_ticks1_area.show();
315 //meter_ticks2_area.show();
316 meter_metric_area.show();
317 if (meter_channels == 1) {
322 if (meter_channels > 1) {
325 //meter_ticks1_area.hide();
326 //meter_ticks2_area.hide();
327 meter_metric_area.hide();
330 level_meter->setup_meters(len, meter_width);
334 GainMeterBase::set_type (MeterType t)
336 level_meter->set_type(t);
340 GainMeter::setup_meters (int len)
345 uint32_t meter_channels = 0;
347 meter_channels = _meter->input_streams().n_total();
349 meter_channels = _route->shared_peak_meter()->input_streams().n_total();
351 hbox.set_homogeneous(meter_channels < 7 ? true : false);
355 hbox.set_homogeneous(false);
358 GainMeterBase::setup_meters (len);
362 GainMeter::set_type (MeterType t)
364 GainMeterBase::set_type (t);
368 GainMeterBase::gain_key_press (GdkEventKey* ev)
370 if (key_is_legal_for_numeric_entry (ev->keyval)) {
371 /* drop through to normal handling */
374 /* illegal key for gain entry */
379 GainMeterBase::peak_button_release (GdkEventButton* ev)
381 /* reset peak label */
383 if (ev->button == 1 && Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) {
384 ResetAllPeakDisplays ();
385 } else if (ev->button == 1 && Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
387 ResetGroupPeakDisplays (_route->route_group());
390 ResetRoutePeakDisplays (_route.get());
397 GainMeterBase::reset_peak_display ()
400 level_meter->clear_meters();
401 max_peak = -INFINITY;
402 peak_display.set_text (_("-inf"));
403 peak_display.set_name ("MixerStripPeakDisplay");
407 GainMeterBase::reset_route_peak_display (Route* route)
409 if (_route && _route.get() == route) {
410 reset_peak_display ();
415 GainMeterBase::reset_group_peak_display (RouteGroup* group)
417 if (_route && group == _route->route_group()) {
418 reset_peak_display ();
423 GainMeterBase::popup_meter_menu (GdkEventButton *ev)
425 using namespace Menu_Helpers;
427 if (meter_menu == 0) {
428 meter_menu = new Gtk::Menu;
429 MenuList& items = meter_menu->items();
431 items.push_back (MenuElem ("-inf .. +0dBFS"));
432 items.push_back (MenuElem ("-10dB .. +0dBFS"));
433 items.push_back (MenuElem ("-4 .. +0dBFS"));
434 items.push_back (SeparatorElem());
435 items.push_back (MenuElem ("-inf .. -2dBFS"));
436 items.push_back (MenuElem ("-10dB .. -2dBFS"));
437 items.push_back (MenuElem ("-4 .. -2dBFS"));
440 meter_menu->popup (1, ev->time);
444 GainMeterBase::gain_focused (GdkEventFocus* ev)
447 gain_display.select_region (0, -1);
449 gain_display.select_region (0, 0);
455 GainMeterBase::gain_activated ()
460 // Switch to user's preferred locale so that
461 // if they use different LC_NUMERIC conventions,
462 // we will honor them.
464 PBD::LocaleGuard lg ("");
465 if (sscanf (gain_display.get_text().c_str(), "%f", &f) != 1) {
470 /* clamp to displayable values */
471 if (_data_type == DataType::AUDIO) {
473 _amp->set_gain (dB_to_coefficient(f), this);
475 f = min (fabs (f), 2.0f);
476 _amp->set_gain (f, this);
479 if (gain_display.has_focus()) {
480 Gtk::Widget* w = gain_display.get_toplevel();
482 Gtk::Window* win = dynamic_cast<Gtk::Window*> (w);
484 /* sigh. gtkmm doesn't wrap get_default_widget() */
487 GtkWidget* f = gtk_window_get_default_widget (win->gobj());
489 gtk_widget_grab_focus (f);
498 GainMeterBase::show_gain ()
502 float v = gain_adjustment.get_value();
504 switch (_data_type) {
505 case DataType::AUDIO:
507 strcpy (buf, _("-inf"));
509 snprintf (buf, sizeof (buf), "%.1f", accurate_coefficient_to_dB (slider_position_to_gain_with_max (v, Config->get_max_gain())));
513 snprintf (buf, sizeof (buf), "%.1f", v);
517 gain_display.set_text (buf);
521 GainMeterBase::gain_adjusted ()
525 /* convert from adjustment range (0..1) to gain coefficient */
527 if (_data_type == DataType::AUDIO) {
528 value = slider_position_to_gain_with_max (gain_adjustment.get_value(), Config->get_max_gain());
530 value = gain_adjustment.get_value();
533 if (!ignore_toggle) {
534 if (_route && _route->amp() == _amp) {
535 _route->set_gain (value, this);
537 _amp->set_gain (value, this);
545 GainMeterBase::effective_gain_display ()
547 float value = GAIN_COEFF_ZERO;
549 switch (_data_type) {
550 case DataType::AUDIO:
551 value = gain_to_slider_position_with_max (_amp->gain(), Config->get_max_gain());
554 value = _amp->gain ();
558 if (gain_adjustment.get_value() != value) {
559 ignore_toggle = true;
560 gain_adjustment.set_value (value);
561 ignore_toggle = false;
566 GainMeterBase::gain_changed ()
568 Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&GainMeterBase::effective_gain_display, this));
572 GainMeterBase::set_meter_strip_name (const char * name)
575 meter_metric_area.set_name (name);
576 sprintf(tmp, "Mark%sLeft", name);
577 meter_ticks1_area.set_name (tmp);
578 sprintf(tmp, "Mark%sRight", name);
579 meter_ticks2_area.set_name (tmp);
583 GainMeterBase::set_fader_name (const char * name)
585 gain_slider->set_name (name);
589 GainMeterBase::update_gain_sensitive ()
591 bool x = !(_amp->gain_control()->alist()->automation_state() & Play);
592 static_cast<Gtkmm2ext::SliderController*>(gain_slider)->set_sensitive (x);
596 next_meter_point (MeterPoint mp)
600 return MeterPreFader;
604 return MeterPostFader;
620 abort(); /*NOTREACHED*/
625 GainMeterBase::meter_press(GdkEventButton* ev)
627 wait_for_release = false;
633 if (!ignore_toggle) {
635 if (Keyboard::is_context_menu_event (ev)) {
637 // no menu at this time.
641 if (Keyboard::is_button2_event(ev)) {
643 // Primary-button2 click is the midi binding click
644 // button2-click is "momentary"
646 if (!Keyboard::modifier_state_equals (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier))) {
647 wait_for_release = true;
648 old_meter_point = _route->meter_point ();
652 if (_route && (ev->button == 1 || Keyboard::is_button2_event (ev))) {
654 if (Keyboard::modifier_state_equals (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier))) {
656 /* Primary+Tertiary-click applies change to all routes */
658 _session->foreach_route (this, &GainMeterBase::set_meter_point, next_meter_point (_route->meter_point()));
661 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
663 /* Primary-click: solo mix group.
664 NOTE: Primary-button2 is MIDI learn.
667 if (ev->button == 1) {
668 set_route_group_meter_point (*_route, next_meter_point (_route->meter_point()));
673 /* click: change just this route */
677 _route->set_meter_point (next_meter_point (_route->meter_point()));
688 GainMeterBase::meter_release(GdkEventButton*)
690 if (!ignore_toggle) {
691 if (wait_for_release) {
692 wait_for_release = false;
695 set_meter_point (*_route, old_meter_point);
704 GainMeterBase::set_meter_point (Route& route, MeterPoint mp)
706 route.set_meter_point (mp);
710 GainMeterBase::set_route_group_meter_point (Route& route, MeterPoint mp)
712 RouteGroup* route_group;
714 if ((route_group = route.route_group ()) != 0) {
715 route_group->foreach_route (boost::bind (&Route::set_meter_point, _1, mp, false));
717 route.set_meter_point (mp);
722 GainMeterBase::meter_point_clicked ()
730 GainMeterBase::amp_start_touch ()
732 _amp->gain_control()->start_touch (_amp->session().transport_frame());
736 GainMeterBase::amp_stop_touch ()
738 _amp->gain_control()->stop_touch (false, _amp->session().transport_frame());
742 GainMeterBase::gain_automation_state_button_event (GdkEventButton *ev)
744 if (ev->type == GDK_BUTTON_RELEASE) {
748 switch (ev->button) {
750 gain_astate_menu.popup (1, ev->time);
760 GainMeterBase::gain_automation_style_button_event (GdkEventButton *ev)
762 if (ev->type == GDK_BUTTON_RELEASE) {
766 switch (ev->button) {
768 gain_astyle_menu.popup (1, ev->time);
777 GainMeterBase::astate_string (AutoState state)
779 return _astate_string (state, false);
783 GainMeterBase::short_astate_string (AutoState state)
785 return _astate_string (state, true);
789 GainMeterBase::_astate_string (AutoState state, bool shrt)
795 sstr = (shrt ? "M" : _("M"));
798 sstr = (shrt ? "P" : _("P"));
801 sstr = (shrt ? "T" : _("T"));
804 sstr = (shrt ? "W" : _("W"));
812 GainMeterBase::astyle_string (AutoStyle style)
814 return _astyle_string (style, false);
818 GainMeterBase::short_astyle_string (AutoStyle style)
820 return _astyle_string (style, true);
824 GainMeterBase::_astyle_string (AutoStyle style, bool shrt)
829 /* XXX it might different in different languages */
831 return (shrt ? _("Abs") : _("Abs"));
836 GainMeterBase::gain_automation_style_changed ()
840 gain_automation_style_button.set_text (astyle_string(_amp->gain_control()->alist()->automation_style()));
843 gain_automation_style_button.set_text (short_astyle_string(_amp->gain_control()->alist()->automation_style()));
849 GainMeterBase::gain_automation_state_changed ()
851 ENSURE_GUI_THREAD (*this, &GainMeterBase::gain_automation_state_changed)
857 gain_automation_state_button.set_text (astate_string(_amp->gain_control()->alist()->automation_state()));
860 gain_automation_state_button.set_text (short_astate_string(_amp->gain_control()->alist()->automation_state()));
864 x = (_amp->gain_control()->alist()->automation_state() != ARDOUR::Off);
866 if (gain_automation_state_button.get_active() != x) {
867 ignore_toggle = true;
868 gain_automation_state_button.set_active (x);
869 ignore_toggle = false;
872 update_gain_sensitive ();
874 /* start watching automation so that things move */
876 gain_watching.disconnect();
879 gain_watching = Timers::rapid_connect (sigc::mem_fun (*this, &GainMeterBase::effective_gain_display));
884 GainMeterBase::meter_channels() const
886 if (_meter) { return _meter->input_streams(); }
887 else { return ChanCount(); }
890 GainMeterBase::update_meters()
893 float mpeak = level_meter->update_meters();
895 if (mpeak > max_peak) {
897 if (mpeak <= -200.0f) {
898 peak_display.set_text (_("-inf"));
900 snprintf (buf, sizeof(buf), "%.1f", mpeak);
901 peak_display.set_text (buf);
904 if (mpeak >= UIConfiguration::instance().get_meter_peak()) {
905 peak_display.set_name ("MixerStripPeakDisplayPeak");
909 void GainMeterBase::color_handler(bool /*dpi*/)
915 GainMeterBase::set_width (Width w, int len)
919 if (_width == Wide && _route && _route->shared_peak_meter()->input_streams().n_total() == 1) {
922 level_meter->setup_meters(len, meter_width);
927 GainMeterBase::on_theme_changed()
932 GainMeterBase::redraw_metrics()
934 meter_metric_area.queue_draw ();
935 meter_ticks1_area.queue_draw ();
936 meter_ticks2_area.queue_draw ();
939 #define PX_SCALE(pxmin, dflt) rint(std::max((double)pxmin, (double)dflt * UIConfiguration::instance().get_ui_scale()))
941 GainMeter::GainMeter (Session* s, int fader_length)
942 : GainMeterBase (s, false, fader_length, 24)
943 , gain_display_box(true, 0)
946 if (gain_display.get_parent()) {
947 gain_display.get_parent()->remove (gain_display);
949 gain_display_box.pack_start (gain_display, true, true);
951 if (peak_display.get_parent()) {
952 peak_display.get_parent()->remove (gain_display);
954 gain_display_box.pack_start (peak_display, true, true);
956 meter_metric_area.set_name ("AudioTrackMetrics");
957 meter_metric_area.set_size_request(PX_SCALE(24, 24), -1);
959 gain_automation_style_button.set_name ("mixer strip button");
960 gain_automation_state_button.set_name ("mixer strip button");
962 set_tooltip (gain_automation_state_button, _("Fader automation mode"));
963 set_tooltip (gain_automation_style_button, _("Fader automation type"));
965 gain_automation_style_button.unset_flags (Gtk::CAN_FOCUS);
966 gain_automation_state_button.unset_flags (Gtk::CAN_FOCUS);
968 gain_automation_state_button.set_size_request (PX_SCALE(12, 15), PX_SCALE(12, 15));
969 gain_automation_style_button.set_size_request (PX_SCALE(12, 15), PX_SCALE(12, 15));
971 fader_vbox = manage (new Gtk::VBox());
972 fader_vbox->set_spacing (0);
973 fader_vbox->pack_start (*gain_slider, true, true);
975 fader_alignment.set (0.5, 0.5, 0.0, 1.0);
976 fader_alignment.add (*fader_vbox);
978 hbox.pack_start (fader_alignment, true, true);
980 set_spacing (PX_SCALE(2, 2));
982 pack_start (gain_display_box, Gtk::PACK_SHRINK);
983 pack_start (hbox, Gtk::PACK_SHRINK);
985 meter_alignment.set (0.5, 0.5, 0.0, 1.0);
986 meter_alignment.add (*level_meter);
988 meter_metric_area.signal_expose_event().connect (
989 sigc::mem_fun(*this, &GainMeter::meter_metrics_expose));
991 meter_ticks1_area.set_size_request (PX_SCALE(3, 3), -1);
992 meter_ticks2_area.set_size_request (PX_SCALE(3, 3), -1);
994 meter_ticks1_area.signal_expose_event().connect (
995 sigc::mem_fun(*this, &GainMeter::meter_ticks1_expose));
996 meter_ticks2_area.signal_expose_event().connect (
997 sigc::mem_fun(*this, &GainMeter::meter_ticks2_expose));
999 meter_hbox.pack_start (meter_ticks1_area, false, false);
1000 meter_hbox.pack_start (meter_alignment, false, false);
1001 meter_hbox.pack_start (meter_ticks2_area, false, false);
1002 meter_hbox.pack_start (meter_metric_area, false, false);
1006 GainMeter::~GainMeter () { }
1009 GainMeter::set_controls (boost::shared_ptr<Route> r,
1010 boost::shared_ptr<PeakMeter> meter,
1011 boost::shared_ptr<Amp> amp)
1013 if (meter_hbox.get_parent()) {
1014 hbox.remove (meter_hbox);
1017 // if (gain_automation_state_button.get_parent()) {
1018 // fader_vbox->remove (gain_automation_state_button);
1021 GainMeterBase::set_controls (r, meter, amp);
1024 _meter->ConfigurationChanged.connect (
1025 model_connections, invalidator (*this), boost::bind (&GainMeter::meter_configuration_changed, this, _1), gui_context()
1027 _meter->TypeChanged.connect (
1028 model_connections, invalidator (*this), boost::bind (&GainMeter::meter_type_changed, this, _1), gui_context()
1031 meter_configuration_changed (_meter->input_streams ());
1036 _route->active_changed.connect (model_connections, invalidator (*this), boost::bind (&GainMeter::route_active_changed, this), gui_context ());
1040 if we have a non-hidden route (ie. we're not the click or the auditioner),
1041 pack some route-dependent stuff.
1044 hbox.pack_start (meter_hbox, true, true);
1046 // if (r && !r->is_auditioner()) {
1047 // fader_vbox->pack_start (gain_automation_state_button, false, false, 0);
1055 GainMeter::get_gm_width ()
1057 Gtk::Requisition sz;
1060 meter_metric_area.size_request (sz);
1062 level_meter->size_request (sz);
1065 fader_alignment.size_request (sz);
1067 return max(sz.width * 2, min_w * 2) + 6;
1069 return sz.width + min_w + 6;
1074 GainMeter::meter_metrics_expose (GdkEventExpose *ev)
1077 if (_types.empty()) { _types.push_back(DataType::AUDIO); }
1078 return meter_expose_metrics(ev, MeterPeak, _types, &meter_metric_area);
1080 return meter_expose_metrics(ev, _route->meter_type(), _types, &meter_metric_area);
1084 GainMeter::meter_ticks1_expose (GdkEventExpose *ev)
1087 if (_types.empty()) { _types.push_back(DataType::AUDIO); }
1088 return meter_expose_ticks(ev, MeterPeak, _types, &meter_ticks1_area);
1090 return meter_expose_ticks(ev, _route->meter_type(), _types, &meter_ticks1_area);
1094 GainMeter::meter_ticks2_expose (GdkEventExpose *ev)
1097 if (_types.empty()) { _types.push_back(DataType::AUDIO); }
1098 return meter_expose_ticks(ev, MeterPeak, _types, &meter_ticks2_area);
1100 return meter_expose_ticks(ev, _route->meter_type(), _types, &meter_ticks2_area);
1104 GainMeter::on_style_changed (const Glib::RefPtr<Gtk::Style>&)
1106 gain_display.queue_draw();
1107 peak_display.queue_draw();
1110 boost::shared_ptr<PBD::Controllable>
1111 GainMeterBase::get_controllable()
1114 return _amp->gain_control();
1116 return boost::shared_ptr<PBD::Controllable>();
1121 GainMeterBase::level_meter_button_press (GdkEventButton* ev)
1123 return static_cast<bool>(LevelMeterButtonPress (ev)); /* EMIT SIGNAL */
1127 GainMeter::meter_configuration_changed (ChanCount c)
1132 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
1133 if (c.get (*i) > 0) {
1134 _types.push_back (*i);
1140 && boost::dynamic_pointer_cast<AudioTrack>(_route) == 0
1141 && boost::dynamic_pointer_cast<MidiTrack>(_route) == 0
1143 if (_route->active()) {
1144 set_meter_strip_name ("AudioBusMetrics");
1146 set_meter_strip_name ("AudioBusMetricsInactive");
1150 (type == (1 << DataType::MIDI))
1151 || (_route && boost::dynamic_pointer_cast<MidiTrack>(_route))
1153 if (!_route || _route->active()) {
1154 set_meter_strip_name ("MidiTrackMetrics");
1156 set_meter_strip_name ("MidiTrackMetricsInactive");
1159 else if (type == (1 << DataType::AUDIO)) {
1160 if (!_route || _route->active()) {
1161 set_meter_strip_name ("AudioTrackMetrics");
1163 set_meter_strip_name ("AudioTrackMetricsInactive");
1166 if (!_route || _route->active()) {
1167 set_meter_strip_name ("AudioMidiTrackMetrics");
1169 set_meter_strip_name ("AudioMidiTrackMetricsInactive");
1174 meter_clear_pattern_cache(4);
1175 on_style_changed(Glib::RefPtr<Gtk::Style>());
1179 GainMeter::route_active_changed ()
1182 meter_configuration_changed (_meter->input_streams ());
1187 GainMeter::meter_type_changed (MeterType t)
1189 _route->set_meter_type(t);