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 "meter_patterns.h"
60 using namespace ARDOUR;
61 using namespace ARDOUR_UI_UTILS;
65 using namespace Gtkmm2ext;
67 using namespace ArdourMeter;
71 Meterbridge* Meterbridge::_instance = 0;
74 Meterbridge::instance ()
77 _instance = new Meterbridge;
83 Meterbridge::Meterbridge ()
84 : Window (Gtk::WINDOW_TOPLEVEL)
85 , VisibilityTracker (*((Gtk::Window*) this))
87 , _show_busses (false)
88 , metrics_left (1, MeterPeak)
89 , metrics_right (2, MeterPeak)
92 set_name ("Meter Bridge");
94 m_width = default_width;
95 m_height = default_height;
101 set_wmclass (X_("ardour_mixer"), PROGRAM_NAME);
104 geom.max_width = 1<<16;
105 geom.max_height = max_height;
107 geom.min_height = -1;
108 geom.height_inc = 16;
110 assert(max_height % 16 == 0);
111 set_geometry_hints(*((Gtk::Window*) this), geom, Gdk::HINT_MIN_SIZE | Gdk::HINT_MAX_SIZE | Gdk::HINT_RESIZE_INC);
113 set_border_width (0);
115 metrics_vpacker_left.pack_start (metrics_left, true, true);
116 metrics_vpacker_left.pack_start (metrics_spacer_left, false, false);
117 metrics_spacer_left.set_size_request(-1, 0);
118 metrics_spacer_left.set_spacing(0);
120 metrics_vpacker_right.pack_start (metrics_right, true, true);
121 metrics_vpacker_right.pack_start (metrics_spacer_right, false, false);
122 metrics_spacer_right.set_size_request(-1, 0);
123 metrics_spacer_right.set_spacing(0);
125 signal_delete_event().connect (sigc::mem_fun (*this, &Meterbridge::hide_window));
126 signal_configure_event().connect (sigc::mem_fun (*ARDOUR_UI::instance(), &ARDOUR_UI::configure_handler));
127 Route::SyncOrderKeys.connect (*this, invalidator (*this), boost::bind (&Meterbridge::sync_order_keys, this), gui_context());
128 MeterStrip::CatchDeletion.connect (*this, invalidator (*this), boost::bind (&Meterbridge::remove_strip, this, _1), gui_context());
129 MeterStrip::MetricChanged.connect (*this, invalidator (*this), boost::bind(&Meterbridge::resync_order, this), gui_context());
130 MeterStrip::ConfigurationChanged.connect (*this, invalidator (*this), boost::bind(&Meterbridge::queue_resize, this), gui_context());
132 /* work around ScrolledWindowViewport alignment mess Part one */
133 Gtk::HBox * yspc = manage (new Gtk::HBox());
134 yspc->set_size_request(-1, 1);
135 Gtk::VBox * xspc = manage (new Gtk::VBox());
136 xspc->pack_start(meterarea, true, true);
137 xspc->pack_start(*yspc, false, false);
141 meterarea.set_spacing(0);
142 scroller.set_shadow_type(Gtk::SHADOW_NONE);
143 scroller.set_border_width(0);
144 scroller.add (*xspc);
145 scroller.set_policy (Gtk::POLICY_AUTOMATIC, Gtk::POLICY_NEVER);
147 global_hpacker.pack_start (metrics_vpacker_left, false, false);
148 global_hpacker.pack_start (scroller, true, true);
149 global_hpacker.pack_start (metrics_vpacker_right, false, false);
151 global_vpacker.pack_start (global_hpacker, true, true);
152 add (global_vpacker);
155 metrics_right.show();
157 metrics_vpacker_left.show();
158 metrics_spacer_left.show();
159 metrics_vpacker_right.show();
160 metrics_spacer_right.show();
163 global_vpacker.show();
164 global_hpacker.show();
167 /* the return of the ScrolledWindowViewport mess:
168 * remove shadow from scrollWindow's viewport
169 * see http://www.mail-archive.com/gtkmm-list@gnome.org/msg03509.html
171 Gtk::Viewport* viewport = (Gtk::Viewport*) scroller.get_child();
172 viewport->set_shadow_type(Gtk::SHADOW_NONE);
173 viewport->set_border_width(0);
175 UI::instance()->theme_changed.connect (sigc::mem_fun(*this, &Meterbridge::on_theme_changed));
176 UIConfiguration::instance().ColorsChanged.connect (sigc::mem_fun (*this, &Meterbridge::on_theme_changed));
177 UIConfiguration::instance().DPIReset.connect (sigc::mem_fun (*this, &Meterbridge::on_theme_changed));
180 Meterbridge::~Meterbridge ()
182 while (_metrics.size() > 0) {
183 delete (_metrics.back());
189 Meterbridge::show_window ()
193 set_window_pos_and_size ();
198 /* code duplicated from gtk2_ardour/mixer_ui.cc Mixer_UI::update_title() */
200 Meterbridge::update_title ()
205 if (_session->snap_name() != _session->name()) {
206 n = _session->snap_name ();
208 n = _session->name ();
211 if (_session->dirty ()) {
215 WindowTitle title (n);
216 title += S_("Window|Meterbridge");
217 title += Glib::get_application_name ();
218 set_title (title.get_string());
222 WindowTitle title (S_("Window|Meterbridge"));
223 title += Glib::get_application_name ();
224 set_title (title.get_string());
229 Meterbridge::set_window_pos_and_size ()
231 resize (m_width, m_height);
232 if (m_root_x >= 0 && m_root_y >= 0) {
233 move (m_root_x, m_root_y);
238 Meterbridge::get_window_pos_and_size ()
240 get_position(m_root_x, m_root_y);
241 get_size(m_width, m_height);
245 Meterbridge::hide_window (GdkEventAny *ev)
247 if (!_visible) return 0;
248 get_window_pos_and_size();
250 return just_hide_it(ev, static_cast<Gtk::Window *>(this));
254 Meterbridge::on_key_press_event (GdkEventKey* ev)
256 if (gtk_window_propagate_key_event (GTK_WINDOW(gobj()), ev)) {
259 return forward_key_press (ev);
263 Meterbridge::on_key_release_event (GdkEventKey* ev)
265 if (gtk_window_propagate_key_event (GTK_WINDOW(gobj()), ev)) {
268 /* don't forward releases */
273 Meterbridge::on_scroll_event (GdkEventScroll* ev)
275 switch (ev->direction) {
276 case GDK_SCROLL_LEFT:
280 if (ev->state & Keyboard::TertiaryModifier) {
286 case GDK_SCROLL_RIGHT:
290 case GDK_SCROLL_DOWN:
291 if (ev->state & Keyboard::TertiaryModifier) {
302 Meterbridge::scroll_left ()
304 if (!scroller.get_hscrollbar()) return;
305 Adjustment* adj = scroller.get_hscrollbar()->get_adjustment();
306 /* stupid GTK: can't rely on clamping across versions */
307 scroller.get_hscrollbar()->set_value (max (adj->get_lower(), adj->get_value() - adj->get_step_increment()));
311 Meterbridge::scroll_right ()
313 if (!scroller.get_hscrollbar()) return;
314 Adjustment* adj = scroller.get_hscrollbar()->get_adjustment();
315 /* stupid GTK: can't rely on clamping across versions */
316 scroller.get_hscrollbar()->set_value (min (adj->get_upper(), adj->get_value() + adj->get_step_increment()));
320 Meterbridge::on_size_request (Gtk::Requisition* r)
322 meter_clear_pattern_cache(3);
323 Gtk::Window::on_size_request(r);
326 Gtk::Requisition mr = meterarea.size_request();
328 geom.max_width = mr.width + metrics_left.get_width() + metrics_right.get_width();
329 geom.max_width = std::max(50, geom.max_width);
330 geom.max_height = max_height;
332 if (cur_max_width != geom.max_width) {
333 cur_max_width = geom.max_width;
334 /* height resizes are 'heavy' since the metric areas and meter-patterns
335 * are re-generated. limit to 16px steps. */
336 geom.height_inc = 16;
339 geom.min_height = -1;
340 set_geometry_hints(*((Gtk::Window*) this), geom, Gdk::HINT_MIN_SIZE | Gdk::HINT_MAX_SIZE | Gdk::HINT_RESIZE_INC);
345 Meterbridge::on_size_allocate (Gtk::Allocation& a)
347 const Gtk::Scrollbar * hsc = scroller.get_hscrollbar();
349 /* switch left/right edge patterns depending on horizontal scroll-position */
350 if (scroller.get_hscrollbar_visible() && hsc) {
351 if (!scroll_connection.connected()) {
352 scroll_connection = scroller.get_hscrollbar()->get_adjustment()->signal_value_changed().connect(sigc::mem_fun (*this, &Meterbridge::on_scroll));
353 scroller.get_hscrollbar()->get_adjustment()->signal_changed().connect(sigc::mem_fun (*this, &Meterbridge::on_scroll));
355 gint scrollbar_spacing;
356 gtk_widget_style_get (GTK_WIDGET (scroller.gobj()),
357 "scrollbar-spacing", &scrollbar_spacing, NULL);
358 const int h = hsc->get_height() + scrollbar_spacing + 1;
359 metrics_spacer_left.set_size_request(-1, h);
360 metrics_spacer_right.set_size_request(-1, h);
362 metrics_spacer_left.set_size_request(-1, 0);
363 metrics_spacer_right.set_size_request(-1, 0);
365 Gtk::Window::on_size_allocate(a);
369 Meterbridge::on_scroll()
371 if (!scroller.get_hscrollbar()) return;
373 Adjustment* adj = scroller.get_hscrollbar()->get_adjustment();
374 int leftend = adj->get_value();
375 int rightend = scroller.get_width() + leftend;
377 int mm_left = _mm_left;
378 int mm_right = _mm_right;
379 ARDOUR::MeterType mt_left = _mt_left;
380 ARDOUR::MeterType mt_right = _mt_right;
382 for (unsigned int i = 0; i < _metrics.size(); ++i) {
383 int sx, dx = 0, dy = 0;
384 int mm = _metrics[i]->get_metric_mode();
385 sx = (mm & 2) ? _metrics[i]->get_width() : 0;
387 _metrics[i]->translate_coordinates(meterarea, sx, 0, dx, dy);
389 if (dx < leftend && !(mm&2)) {
391 mt_left = _metrics[i]->meter_type();
393 if (dx > rightend && (mm&2)) {
395 mt_right = _metrics[i]->meter_type();
399 metrics_left.set_metric_mode(mm_left, mt_left);
400 metrics_right.set_metric_mode(mm_right, mt_right);
404 Meterbridge::set_session (Session* s)
406 SessionHandlePtr::set_session (s);
412 metrics_left.set_session(s);
413 metrics_right.set_session(s);
415 XMLNode* node = _session->instant_xml(X_("Meterbridge"));
421 _show_busses = _session->config.get_show_busses_on_meterbridge();
422 _show_master = _session->config.get_show_master_on_meterbridge();
423 _show_midi = _session->config.get_show_midi_on_meterbridge();
425 ARDOUR::SignalOrderRouteSorter sorter;
426 boost::shared_ptr<RouteList> routes = _session->get_routes();
428 RouteList copy(*routes);
432 _session->RouteAdded.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::add_strips, this, _1), gui_context());
433 _session->DirtyChanged.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::update_title, this), gui_context());
434 _session->StateSaved.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::update_title, this), gui_context());
435 _session->config.ParameterChanged.connect (*this, invalidator (*this), ui_bind (&Meterbridge::parameter_changed, this, _1), gui_context());
436 Config->ParameterChanged.connect (*this, invalidator (*this), ui_bind (&Meterbridge::parameter_changed, this, _1), gui_context());
446 Meterbridge::session_going_away ()
448 ENSURE_GUI_THREAD (*this, &Meterbridge::session_going_away);
450 for (list<MeterBridgeStrip>::iterator i = strips.begin(); i != strips.end(); ++i) {
457 SessionHandlePtr::session_going_away ();
464 Meterbridge::set_state (const XMLNode& node)
466 const XMLProperty* prop;
469 m_width = default_width;
470 m_height = default_height;
474 if ((geometry = find_named_node (node, "geometry")) != 0) {
478 if ((prop = geometry->property("x_size")) == 0) {
479 prop = geometry->property ("x-size");
482 m_width = atoi(prop->value());
484 if ((prop = geometry->property("y_size")) == 0) {
485 prop = geometry->property ("y-size");
488 m_height = atoi(prop->value());
491 if ((prop = geometry->property ("x_pos")) == 0) {
492 prop = geometry->property ("x-pos");
495 m_root_x = atoi (prop->value());
498 if ((prop = geometry->property ("y_pos")) == 0) {
499 prop = geometry->property ("y-pos");
502 m_root_y = atoi (prop->value());
506 set_window_pos_and_size ();
508 if ((prop = node.property ("show-meterbridge"))) {
509 if (string_is_affirmative (prop->value())) {
518 Meterbridge::get_state (void)
521 XMLNode* node = new XMLNode ("Meterbridge");
523 if (is_realized() && _visible) {
524 get_window_pos_and_size ();
527 XMLNode* geometry = new XMLNode ("geometry");
528 snprintf(buf, sizeof(buf), "%d", m_width);
529 geometry->add_property(X_("x_size"), string(buf));
530 snprintf(buf, sizeof(buf), "%d", m_height);
531 geometry->add_property(X_("y_size"), string(buf));
532 snprintf(buf, sizeof(buf), "%d", m_root_x);
533 geometry->add_property(X_("x_pos"), string(buf));
534 snprintf(buf, sizeof(buf), "%d", m_root_y);
535 geometry->add_property(X_("y_pos"), string(buf));
536 node->add_child_nocopy (*geometry);
538 node->add_property ("show-meterbridge", _visible ? "yes" : "no");
544 Meterbridge::start_updating ()
546 fast_screen_update_connection = Timers::super_rapid_connect (sigc::mem_fun(*this, &Meterbridge::fast_update_strips));
551 Meterbridge::stop_updating ()
553 fast_screen_update_connection.disconnect();
558 Meterbridge::fast_update_strips ()
560 if (!is_mapped () || !_session) {
563 for (list<MeterBridgeStrip>::iterator i = strips.begin(); i != strips.end(); ++i) {
564 if (!(*i).visible) continue;
565 (*i).s->fast_update ();
570 Meterbridge::add_strips (RouteList& routes)
573 for (RouteList::iterator x = routes.begin(); x != routes.end(); ++x) {
574 boost::shared_ptr<Route> route = (*x);
575 if (route->is_auditioner()) {
578 if (route->is_monitor()) {
582 strip = new MeterStrip (_session, route);
583 strips.push_back (MeterBridgeStrip(strip));
584 route->active_changed.connect (*this, invalidator (*this), boost::bind (&Meterbridge::resync_order, this), gui_context ());
586 meterarea.pack_start (*strip, false, false);
594 Meterbridge::remove_strip (MeterStrip* strip)
596 if (_session && _session->deletion_in_progress()) {
600 list<MeterBridgeStrip>::iterator i;
601 for (list<MeterBridgeStrip>::iterator i = strips.begin(); i != strips.end(); ++i) {
602 if ( (*i).s == strip) {
612 Meterbridge::sync_order_keys ()
614 Glib::Threads::Mutex::Lock lm (_resync_mutex);
616 MeterOrderRouteSorter sorter;
621 MeterStrip * last = 0;
623 unsigned int metrics = 0;
624 MeterType lmt = MeterPeak;
625 bool have_midi = false;
626 metrics_left.set_metric_mode(1, lmt);
628 for (list<MeterBridgeStrip>::iterator i = strips.begin(); i != strips.end(); ++i) {
630 if (! (*i).s->route()->active()) {
632 (*i).visible = false;
634 else if ((*i).s->route()->is_master()) {
641 (*i).visible = false;
644 else if (boost::dynamic_pointer_cast<AudioTrack>((*i).s->route()) == 0
645 && boost::dynamic_pointer_cast<MidiTrack>((*i).s->route()) == 0
654 (*i).visible = false;
657 else if (boost::dynamic_pointer_cast<MidiTrack>((*i).s->route())) {
664 (*i).visible = false;
673 (*i).s->set_tick_bar(0);
675 MeterType nmt = (*i).s->meter_type();
676 if (nmt == MeterKrms) nmt = MeterPeak; // identical metrics
678 (*i).s->set_tick_bar(1);
681 if ((*i).visible && nmt != lmt && vis == 1) {
683 metrics_left.set_metric_mode(1, lmt);
684 } else if ((*i).visible && nmt != lmt) {
687 last->set_tick_bar(last->get_tick_bar() | 2);
689 (*i).s->set_tick_bar((*i).s->get_tick_bar() | 1);
691 if (_metrics.size() <= metrics) {
692 _metrics.push_back(new MeterStrip(have_midi ? 2 : 3, lmt));
693 meterarea.pack_start (*_metrics[metrics], false, false);
694 _metrics[metrics]->set_session(_session);
695 _metrics[metrics]->show();
697 _metrics[metrics]->set_metric_mode(have_midi ? 2 : 3, lmt);
699 meterarea.reorder_child(*_metrics[metrics], pos++);
704 if (_metrics.size() <= metrics) {
705 _metrics.push_back(new MeterStrip(1, lmt));
706 meterarea.pack_start (*_metrics[metrics], false, false);
707 _metrics[metrics]->set_session(_session);
708 _metrics[metrics]->show();
710 _metrics[metrics]->set_metric_mode(1, lmt);
712 meterarea.reorder_child(*_metrics[metrics], pos++);
717 if ((*i).visible && (*i).s->has_midi()) {
721 meterarea.reorder_child(*((*i).s), pos++);
728 last->set_tick_bar(last->get_tick_bar() | 2);
731 metrics_right.set_metric_mode(have_midi ? 2 : 3, lmt);
733 while (_metrics.size() > metrics) {
734 meterarea.remove(*_metrics.back());
735 delete (_metrics.back());
739 _mm_left = metrics_left.get_metric_mode();
740 _mt_left = metrics_left.meter_type();
741 _mm_right = metrics_right.get_metric_mode();
742 _mt_right = metrics_right.meter_type();
749 Meterbridge::resync_order()
755 Meterbridge::parameter_changed (std::string const & p)
757 if (p == "show-busses-on-meterbridge") {
758 _show_busses = _session->config.get_show_busses_on_meterbridge();
761 else if (p == "show-master-on-meterbridge") {
762 _show_master = _session->config.get_show_master_on_meterbridge();
765 else if (p == "show-midi-on-meterbridge") {
766 _show_midi = _session->config.get_show_midi_on_meterbridge();
769 else if (p == "meter-line-up-level") {
770 meter_clear_pattern_cache();
772 else if (p == "show-rec-on-meterbridge") {
773 scroller.queue_resize();
775 else if (p == "show-mute-on-meterbridge") {
776 scroller.queue_resize();
778 else if (p == "show-solo-on-meterbridge") {
779 scroller.queue_resize();
781 else if (p == "show-name-on-meterbridge") {
782 scroller.queue_resize();
784 else if (p == "meterbridge-label-height") {
785 scroller.queue_resize();
787 else if (p == "show-monitor-on-meterbridge") {
788 scroller.queue_resize();
790 else if (p == "track-name-number") {
791 scroller.queue_resize();
796 Meterbridge::on_theme_changed ()
798 meter_clear_pattern_cache();