2 Copyright (C) 2012 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.
22 #include "gtk2ardour-config.h"
26 #include <sigc++/bind.h>
28 #include <gtkmm/accelmap.h>
30 #include <glibmm/threads.h>
32 #include <gtkmm2ext/gtk_ui.h>
33 #include <gtkmm2ext/utils.h>
34 #include <gtkmm2ext/window_title.h>
36 #include "ardour/debug.h"
37 #include "ardour/midi_track.h"
38 #include "ardour/route_group.h"
39 #include "ardour/session.h"
41 #include "ardour/audio_track.h"
42 #include "ardour/midi_track.h"
43 #include "ardour/route_sorters.h"
45 #include "meterbridge.h"
48 #include "monitor_section.h"
49 #include "public_editor.h"
50 #include "ardour_ui.h"
52 #include "route_sorter.h"
54 #include "gui_thread.h"
55 #include "global_signals.h"
56 #include "meter_patterns.h"
61 using namespace ARDOUR;
62 using namespace ARDOUR_UI_UTILS;
66 using namespace Gtkmm2ext;
68 using namespace ArdourMeter;
72 Meterbridge* Meterbridge::_instance = 0;
75 Meterbridge::instance ()
78 _instance = new Meterbridge;
84 Meterbridge::Meterbridge ()
85 : Window (Gtk::WINDOW_TOPLEVEL)
86 , VisibilityTracker (*((Gtk::Window*) this))
88 , _show_busses (false)
89 , metrics_left (1, MeterPeak)
90 , metrics_right (2, MeterPeak)
93 set_name ("Meter Bridge");
95 m_width = default_width;
96 m_height = default_height;
102 set_wmclass (X_("ardour_mixer"), PROGRAM_NAME);
105 geom.max_width = 1<<16;
106 geom.max_height = max_height;
108 geom.min_height = -1;
109 geom.height_inc = 16;
111 assert(max_height % 16 == 0);
112 set_geometry_hints(*((Gtk::Window*) this), geom, Gdk::HINT_MIN_SIZE | Gdk::HINT_MAX_SIZE | Gdk::HINT_RESIZE_INC);
114 set_keep_above (true);
115 set_border_width (0);
117 metrics_vpacker_left.pack_start (metrics_left, true, true);
118 metrics_vpacker_left.pack_start (metrics_spacer_left, false, false);
119 metrics_spacer_left.set_size_request(-1, 0);
120 metrics_spacer_left.set_spacing(0);
122 metrics_vpacker_right.pack_start (metrics_right, true, true);
123 metrics_vpacker_right.pack_start (metrics_spacer_right, false, false);
124 metrics_spacer_right.set_size_request(-1, 0);
125 metrics_spacer_right.set_spacing(0);
127 signal_delete_event().connect (sigc::mem_fun (*this, &Meterbridge::hide_window));
128 signal_configure_event().connect (sigc::mem_fun (*ARDOUR_UI::instance(), &ARDOUR_UI::configure_handler));
129 Route::SyncOrderKeys.connect (*this, invalidator (*this), boost::bind (&Meterbridge::sync_order_keys, this), gui_context());
130 MeterStrip::CatchDeletion.connect (*this, invalidator (*this), boost::bind (&Meterbridge::remove_strip, this, _1), gui_context());
131 MeterStrip::MetricChanged.connect (*this, invalidator (*this), boost::bind(&Meterbridge::resync_order, this), gui_context());
132 MeterStrip::ConfigurationChanged.connect (*this, invalidator (*this), boost::bind(&Meterbridge::queue_resize, this), gui_context());
134 /* work around ScrolledWindowViewport alignment mess Part one */
135 Gtk::HBox * yspc = manage (new Gtk::HBox());
136 yspc->set_size_request(-1, 1);
137 Gtk::VBox * xspc = manage (new Gtk::VBox());
138 xspc->pack_start(meterarea, true, true);
139 xspc->pack_start(*yspc, false, false);
143 meterarea.set_spacing(0);
144 scroller.set_shadow_type(Gtk::SHADOW_NONE);
145 scroller.set_border_width(0);
146 scroller.add (*xspc);
147 scroller.set_policy (Gtk::POLICY_AUTOMATIC, Gtk::POLICY_NEVER);
149 global_hpacker.pack_start (metrics_vpacker_left, false, false);
150 global_hpacker.pack_start (scroller, true, true);
151 global_hpacker.pack_start (metrics_vpacker_right, false, false);
153 global_vpacker.pack_start (global_hpacker, true, true);
154 add (global_vpacker);
157 metrics_right.show();
159 metrics_vpacker_left.show();
160 metrics_spacer_left.show();
161 metrics_vpacker_right.show();
162 metrics_spacer_right.show();
165 global_vpacker.show();
166 global_hpacker.show();
169 /* the return of the ScrolledWindowViewport mess:
170 * remove shadow from scrollWindow's viewport
171 * see http://www.mail-archive.com/gtkmm-list@gnome.org/msg03509.html
173 Gtk::Viewport* viewport = (Gtk::Viewport*) scroller.get_child();
174 viewport->set_shadow_type(Gtk::SHADOW_NONE);
175 viewport->set_border_width(0);
177 UI::instance()->theme_changed.connect (sigc::mem_fun(*this, &Meterbridge::on_theme_changed));
178 ColorsChanged.connect (sigc::mem_fun (*this, &Meterbridge::on_theme_changed));
179 DPIReset.connect (sigc::mem_fun (*this, &Meterbridge::on_theme_changed));
182 Meterbridge::~Meterbridge ()
184 while (_metrics.size() > 0) {
185 delete (_metrics.back());
191 Meterbridge::show_window ()
195 set_window_pos_and_size ();
200 /* code duplicated from gtk2_ardour/mixer_ui.cc Mixer_UI::update_title() */
202 Meterbridge::update_title ()
207 if (_session->snap_name() != _session->name()) {
208 n = _session->snap_name ();
210 n = _session->name ();
213 if (_session->dirty ()) {
217 WindowTitle title (n);
218 title += S_("Window|Meterbridge");
219 title += Glib::get_application_name ();
220 set_title (title.get_string());
224 WindowTitle title (S_("Window|Meterbridge"));
225 title += Glib::get_application_name ();
226 set_title (title.get_string());
231 Meterbridge::set_window_pos_and_size ()
233 resize (m_width, m_height);
234 if (m_root_x >= 0 && m_root_y >= 0) {
235 move (m_root_x, m_root_y);
240 Meterbridge::get_window_pos_and_size ()
242 get_position(m_root_x, m_root_y);
243 get_size(m_width, m_height);
247 Meterbridge::hide_window (GdkEventAny *ev)
249 if (!_visible) return 0;
250 get_window_pos_and_size();
252 return just_hide_it(ev, static_cast<Gtk::Window *>(this));
256 Meterbridge::on_key_press_event (GdkEventKey* ev)
258 if (gtk_window_propagate_key_event (GTK_WINDOW(gobj()), ev)) {
261 return forward_key_press (ev);
265 Meterbridge::on_key_release_event (GdkEventKey* ev)
267 if (gtk_window_propagate_key_event (GTK_WINDOW(gobj()), ev)) {
270 /* don't forward releases */
275 Meterbridge::on_scroll_event (GdkEventScroll* ev)
277 switch (ev->direction) {
278 case GDK_SCROLL_LEFT:
282 if (ev->state & Keyboard::TertiaryModifier) {
288 case GDK_SCROLL_RIGHT:
292 case GDK_SCROLL_DOWN:
293 if (ev->state & Keyboard::TertiaryModifier) {
304 Meterbridge::scroll_left ()
306 if (!scroller.get_hscrollbar()) return;
307 Adjustment* adj = scroller.get_hscrollbar()->get_adjustment();
308 /* stupid GTK: can't rely on clamping across versions */
309 scroller.get_hscrollbar()->set_value (max (adj->get_lower(), adj->get_value() - adj->get_step_increment()));
313 Meterbridge::scroll_right ()
315 if (!scroller.get_hscrollbar()) return;
316 Adjustment* adj = scroller.get_hscrollbar()->get_adjustment();
317 /* stupid GTK: can't rely on clamping across versions */
318 scroller.get_hscrollbar()->set_value (min (adj->get_upper(), adj->get_value() + adj->get_step_increment()));
322 Meterbridge::on_size_request (Gtk::Requisition* r)
324 meter_clear_pattern_cache(3);
325 Gtk::Window::on_size_request(r);
328 Gtk::Requisition mr = meterarea.size_request();
330 geom.max_width = mr.width + metrics_left.get_width() + metrics_right.get_width();
331 geom.max_width = std::max(50, geom.max_width);
332 geom.max_height = max_height;
334 if (cur_max_width != geom.max_width) {
335 cur_max_width = geom.max_width;
336 /* height resizes are 'heavy' since the metric areas and meter-patterns
337 * are re-generated. limit to 16px steps. */
338 geom.height_inc = 16;
341 geom.min_height = -1;
342 set_geometry_hints(*((Gtk::Window*) this), geom, Gdk::HINT_MIN_SIZE | Gdk::HINT_MAX_SIZE | Gdk::HINT_RESIZE_INC);
347 Meterbridge::on_size_allocate (Gtk::Allocation& a)
349 const Gtk::Scrollbar * hsc = scroller.get_hscrollbar();
351 /* switch left/right edge patterns depending on horizontal scroll-position */
352 if (scroller.get_hscrollbar_visible() && hsc) {
353 if (!scroll_connection.connected()) {
354 scroll_connection = scroller.get_hscrollbar()->get_adjustment()->signal_value_changed().connect(sigc::mem_fun (*this, &Meterbridge::on_scroll));
355 scroller.get_hscrollbar()->get_adjustment()->signal_changed().connect(sigc::mem_fun (*this, &Meterbridge::on_scroll));
357 gint scrollbar_spacing;
358 gtk_widget_style_get (GTK_WIDGET (scroller.gobj()),
359 "scrollbar-spacing", &scrollbar_spacing, NULL);
360 const int h = hsc->get_height() + scrollbar_spacing + 1;
361 metrics_spacer_left.set_size_request(-1, h);
362 metrics_spacer_right.set_size_request(-1, h);
364 metrics_spacer_left.set_size_request(-1, 0);
365 metrics_spacer_right.set_size_request(-1, 0);
367 Gtk::Window::on_size_allocate(a);
371 Meterbridge::on_scroll()
373 if (!scroller.get_hscrollbar()) return;
375 Adjustment* adj = scroller.get_hscrollbar()->get_adjustment();
376 int leftend = adj->get_value();
377 int rightend = scroller.get_width() + leftend;
379 int mm_left = _mm_left;
380 int mm_right = _mm_right;
381 ARDOUR::MeterType mt_left = _mt_left;
382 ARDOUR::MeterType mt_right = _mt_right;
384 for (unsigned int i = 0; i < _metrics.size(); ++i) {
385 int sx, dx = 0, dy = 0;
386 int mm = _metrics[i]->get_metric_mode();
387 sx = (mm & 2) ? _metrics[i]->get_width() : 0;
389 _metrics[i]->translate_coordinates(meterarea, sx, 0, dx, dy);
391 if (dx < leftend && !(mm&2)) {
393 mt_left = _metrics[i]->meter_type();
395 if (dx > rightend && (mm&2)) {
397 mt_right = _metrics[i]->meter_type();
401 metrics_left.set_metric_mode(mm_left, mt_left);
402 metrics_right.set_metric_mode(mm_right, mt_right);
406 Meterbridge::set_session (Session* s)
408 SessionHandlePtr::set_session (s);
414 metrics_left.set_session(s);
415 metrics_right.set_session(s);
417 XMLNode* node = _session->instant_xml(X_("Meterbridge"));
423 _show_busses = _session->config.get_show_busses_on_meterbridge();
424 _show_master = _session->config.get_show_master_on_meterbridge();
425 _show_midi = _session->config.get_show_midi_on_meterbridge();
427 ARDOUR::SignalOrderRouteSorter sorter;
428 boost::shared_ptr<RouteList> routes = _session->get_routes();
430 RouteList copy(*routes);
434 _session->RouteAdded.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::add_strips, this, _1), gui_context());
435 _session->DirtyChanged.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::update_title, this), gui_context());
436 _session->StateSaved.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::update_title, this), gui_context());
437 _session->config.ParameterChanged.connect (*this, invalidator (*this), ui_bind (&Meterbridge::parameter_changed, this, _1), gui_context());
438 Config->ParameterChanged.connect (*this, invalidator (*this), ui_bind (&Meterbridge::parameter_changed, this, _1), gui_context());
442 ActionManager::check_toggleaction ("<Actions>/Common/toggle-meterbridge");
448 Meterbridge::session_going_away ()
450 ENSURE_GUI_THREAD (*this, &Meterbridge::session_going_away);
452 for (list<MeterBridgeStrip>::iterator i = strips.begin(); i != strips.end(); ++i) {
459 SessionHandlePtr::session_going_away ();
466 Meterbridge::set_state (const XMLNode& node)
468 const XMLProperty* prop;
471 m_width = default_width;
472 m_height = default_height;
476 if ((geometry = find_named_node (node, "geometry")) != 0) {
480 if ((prop = geometry->property("x_size")) == 0) {
481 prop = geometry->property ("x-size");
484 m_width = atoi(prop->value());
486 if ((prop = geometry->property("y_size")) == 0) {
487 prop = geometry->property ("y-size");
490 m_height = atoi(prop->value());
493 if ((prop = geometry->property ("x_pos")) == 0) {
494 prop = geometry->property ("x-pos");
497 m_root_x = atoi (prop->value());
500 if ((prop = geometry->property ("y_pos")) == 0) {
501 prop = geometry->property ("y-pos");
504 m_root_y = atoi (prop->value());
508 set_window_pos_and_size ();
510 if ((prop = node.property ("show-meterbridge"))) {
511 if (string_is_affirmative (prop->value())) {
520 Meterbridge::get_state (void)
523 XMLNode* node = new XMLNode ("Meterbridge");
525 if (is_realized() && _visible) {
526 get_window_pos_and_size ();
529 XMLNode* geometry = new XMLNode ("geometry");
530 snprintf(buf, sizeof(buf), "%d", m_width);
531 geometry->add_property(X_("x_size"), string(buf));
532 snprintf(buf, sizeof(buf), "%d", m_height);
533 geometry->add_property(X_("y_size"), string(buf));
534 snprintf(buf, sizeof(buf), "%d", m_root_x);
535 geometry->add_property(X_("x_pos"), string(buf));
536 snprintf(buf, sizeof(buf), "%d", m_root_y);
537 geometry->add_property(X_("y_pos"), string(buf));
538 node->add_child_nocopy (*geometry);
540 node->add_property ("show-meterbridge", _visible ? "yes" : "no");
546 Meterbridge::start_updating ()
548 fast_screen_update_connection = Timers::super_rapid_connect (sigc::mem_fun(*this, &Meterbridge::fast_update_strips));
553 Meterbridge::stop_updating ()
555 fast_screen_update_connection.disconnect();
560 Meterbridge::fast_update_strips ()
562 if (!is_mapped () || !_session) {
565 for (list<MeterBridgeStrip>::iterator i = strips.begin(); i != strips.end(); ++i) {
566 if (!(*i).visible) continue;
567 (*i).s->fast_update ();
572 Meterbridge::add_strips (RouteList& routes)
575 for (RouteList::iterator x = routes.begin(); x != routes.end(); ++x) {
576 boost::shared_ptr<Route> route = (*x);
577 if (route->is_auditioner()) {
580 if (route->is_monitor()) {
584 strip = new MeterStrip (_session, route);
585 strips.push_back (MeterBridgeStrip(strip));
586 route->active_changed.connect (*this, invalidator (*this), boost::bind (&Meterbridge::resync_order, this), gui_context ());
588 meterarea.pack_start (*strip, false, false);
596 Meterbridge::remove_strip (MeterStrip* strip)
598 if (_session && _session->deletion_in_progress()) {
602 list<MeterBridgeStrip>::iterator i;
603 for (list<MeterBridgeStrip>::iterator i = strips.begin(); i != strips.end(); ++i) {
604 if ( (*i).s == strip) {
614 Meterbridge::sync_order_keys ()
616 Glib::Threads::Mutex::Lock lm (_resync_mutex);
618 MeterOrderRouteSorter sorter;
623 MeterStrip * last = 0;
625 unsigned int metrics = 0;
626 MeterType lmt = MeterPeak;
627 bool have_midi = false;
628 metrics_left.set_metric_mode(1, lmt);
630 for (list<MeterBridgeStrip>::iterator i = strips.begin(); i != strips.end(); ++i) {
632 if (! (*i).s->route()->active()) {
634 (*i).visible = false;
636 else if ((*i).s->route()->is_master()) {
643 (*i).visible = false;
646 else if (boost::dynamic_pointer_cast<AudioTrack>((*i).s->route()) == 0
647 && boost::dynamic_pointer_cast<MidiTrack>((*i).s->route()) == 0
656 (*i).visible = false;
659 else if (boost::dynamic_pointer_cast<MidiTrack>((*i).s->route())) {
666 (*i).visible = false;
675 (*i).s->set_tick_bar(0);
677 MeterType nmt = (*i).s->meter_type();
678 if (nmt == MeterKrms) nmt = MeterPeak; // identical metrics
680 (*i).s->set_tick_bar(1);
683 if ((*i).visible && nmt != lmt && vis == 1) {
685 metrics_left.set_metric_mode(1, lmt);
686 } else if ((*i).visible && nmt != lmt) {
689 last->set_tick_bar(last->get_tick_bar() | 2);
691 (*i).s->set_tick_bar((*i).s->get_tick_bar() | 1);
693 if (_metrics.size() <= metrics) {
694 _metrics.push_back(new MeterStrip(have_midi ? 2 : 3, lmt));
695 meterarea.pack_start (*_metrics[metrics], false, false);
696 _metrics[metrics]->set_session(_session);
697 _metrics[metrics]->show();
699 _metrics[metrics]->set_metric_mode(have_midi ? 2 : 3, lmt);
701 meterarea.reorder_child(*_metrics[metrics], pos++);
706 if (_metrics.size() <= metrics) {
707 _metrics.push_back(new MeterStrip(1, lmt));
708 meterarea.pack_start (*_metrics[metrics], false, false);
709 _metrics[metrics]->set_session(_session);
710 _metrics[metrics]->show();
712 _metrics[metrics]->set_metric_mode(1, lmt);
714 meterarea.reorder_child(*_metrics[metrics], pos++);
719 if ((*i).visible && (*i).s->has_midi()) {
723 meterarea.reorder_child(*((*i).s), pos++);
730 last->set_tick_bar(last->get_tick_bar() | 2);
733 metrics_right.set_metric_mode(have_midi ? 2 : 3, lmt);
735 while (_metrics.size() > metrics) {
736 meterarea.remove(*_metrics.back());
737 delete (_metrics.back());
741 _mm_left = metrics_left.get_metric_mode();
742 _mt_left = metrics_left.meter_type();
743 _mm_right = metrics_right.get_metric_mode();
744 _mt_right = metrics_right.meter_type();
751 Meterbridge::resync_order()
757 Meterbridge::parameter_changed (std::string const & p)
759 if (p == "show-busses-on-meterbridge") {
760 _show_busses = _session->config.get_show_busses_on_meterbridge();
763 else if (p == "show-master-on-meterbridge") {
764 _show_master = _session->config.get_show_master_on_meterbridge();
767 else if (p == "show-midi-on-meterbridge") {
768 _show_midi = _session->config.get_show_midi_on_meterbridge();
771 else if (p == "meter-line-up-level") {
772 meter_clear_pattern_cache();
774 else if (p == "show-rec-on-meterbridge") {
775 scroller.queue_resize();
777 else if (p == "show-mute-on-meterbridge") {
778 scroller.queue_resize();
780 else if (p == "show-solo-on-meterbridge") {
781 scroller.queue_resize();
783 else if (p == "show-name-on-meterbridge") {
784 scroller.queue_resize();
786 else if (p == "meterbridge-label-height") {
787 scroller.queue_resize();
789 else if (p == "show-monitor-on-meterbridge") {
790 scroller.queue_resize();
792 else if (p == "track-name-number") {
793 scroller.queue_resize();
798 Meterbridge::on_theme_changed ()
800 meter_clear_pattern_cache();