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>
29 #include <gtkmm/comboboxtext.h>
31 #include <glibmm/threads.h>
33 #include <gtkmm2ext/gtk_ui.h>
34 #include <gtkmm2ext/utils.h>
35 #include <gtkmm2ext/window_title.h>
37 #include "ardour/debug.h"
38 #include "ardour/midi_track.h"
39 #include "ardour/route_group.h"
40 #include "ardour/session.h"
42 #include "ardour/audio_track.h"
43 #include "ardour/midi_track.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 set_type_hint (Gdk::WINDOW_TYPE_HINT_DIALOG);
106 if (UIConfiguration::instance().get_all_floating_windows_are_dialogs()) {
107 set_type_hint (Gdk::WINDOW_TYPE_HINT_DIALOG);
109 set_type_hint (Gdk::WINDOW_TYPE_HINT_UTILITY);
114 geom.max_width = 1<<16;
115 geom.max_height = max_height;
117 geom.min_height = -1;
118 geom.height_inc = 16;
120 assert(max_height % 16 == 0);
121 set_geometry_hints(*((Gtk::Window*) this), geom, Gdk::HINT_MIN_SIZE | Gdk::HINT_MAX_SIZE | Gdk::HINT_RESIZE_INC);
123 set_border_width (0);
125 metrics_vpacker_left.pack_start (metrics_left, true, true);
126 metrics_vpacker_left.pack_start (metrics_spacer_left, false, false);
127 metrics_spacer_left.set_size_request(-1, 0);
128 metrics_spacer_left.set_spacing(0);
130 metrics_vpacker_right.pack_start (metrics_right, true, true);
131 metrics_vpacker_right.pack_start (metrics_spacer_right, false, false);
132 metrics_spacer_right.set_size_request(-1, 0);
133 metrics_spacer_right.set_spacing(0);
135 signal_delete_event().connect (sigc::mem_fun (*this, &Meterbridge::hide_window));
136 signal_configure_event().connect (sigc::mem_fun (*ARDOUR_UI::instance(), &ARDOUR_UI::configure_handler));
137 MeterStrip::CatchDeletion.connect (*this, invalidator (*this), boost::bind (&Meterbridge::remove_strip, this, _1), gui_context());
138 MeterStrip::MetricChanged.connect (*this, invalidator (*this), boost::bind(&Meterbridge::resync_order, this), gui_context());
139 MeterStrip::ConfigurationChanged.connect (*this, invalidator (*this), boost::bind(&Meterbridge::queue_resize, this), gui_context());
141 /* work around ScrolledWindowViewport alignment mess Part one */
142 Gtk::HBox * yspc = manage (new Gtk::HBox());
143 yspc->set_size_request(-1, 1);
144 Gtk::VBox * xspc = manage (new Gtk::VBox());
145 xspc->pack_start(meterarea, true, true);
146 xspc->pack_start(*yspc, false, false);
150 meterarea.set_spacing(0);
151 scroller.set_shadow_type(Gtk::SHADOW_NONE);
152 scroller.set_border_width(0);
153 scroller.add (*xspc);
154 scroller.set_policy (Gtk::POLICY_AUTOMATIC, Gtk::POLICY_NEVER);
156 global_hpacker.pack_start (metrics_vpacker_left, false, false);
157 global_hpacker.pack_start (scroller, true, true);
158 global_hpacker.pack_start (metrics_vpacker_right, false, false);
160 global_vpacker.pack_start (global_hpacker, true, true);
161 add (global_vpacker);
164 metrics_right.show();
166 metrics_vpacker_left.show();
167 metrics_spacer_left.show();
168 metrics_vpacker_right.show();
169 metrics_spacer_right.show();
172 global_vpacker.show();
173 global_hpacker.show();
176 /* the return of the ScrolledWindowViewport mess:
177 * remove shadow from scrollWindow's viewport
178 * see http://www.mail-archive.com/gtkmm-list@gnome.org/msg03509.html
180 Gtk::Viewport* viewport = (Gtk::Viewport*) scroller.get_child();
181 viewport->set_shadow_type(Gtk::SHADOW_NONE);
182 viewport->set_border_width(0);
184 UI::instance()->theme_changed.connect (sigc::mem_fun(*this, &Meterbridge::on_theme_changed));
185 UIConfiguration::instance().ColorsChanged.connect (sigc::mem_fun (*this, &Meterbridge::on_theme_changed));
186 UIConfiguration::instance().DPIReset.connect (sigc::mem_fun (*this, &Meterbridge::on_theme_changed));
189 Meterbridge::~Meterbridge ()
191 while (_metrics.size() > 0) {
192 delete (_metrics.back());
198 Meterbridge::show_window ()
202 set_window_pos_and_size ();
207 /* code duplicated from gtk2_ardour/mixer_ui.cc Mixer_UI::update_title() */
209 Meterbridge::update_title ()
214 if (_session->snap_name() != _session->name()) {
215 n = _session->snap_name ();
217 n = _session->name ();
220 if (_session->dirty ()) {
224 WindowTitle title (n);
225 title += S_("Window|Meterbridge");
226 title += Glib::get_application_name ();
227 set_title (title.get_string());
231 WindowTitle title (S_("Window|Meterbridge"));
232 title += Glib::get_application_name ();
233 set_title (title.get_string());
238 Meterbridge::set_window_pos_and_size ()
240 resize (m_width, m_height);
241 if (m_root_x >= 0 && m_root_y >= 0) {
242 move (m_root_x, m_root_y);
247 Meterbridge::get_window_pos_and_size ()
249 get_position(m_root_x, m_root_y);
250 get_size(m_width, m_height);
254 Meterbridge::hide_window (GdkEventAny *ev)
256 if (!_visible) return 0;
257 get_window_pos_and_size();
259 return just_hide_it(ev, static_cast<Gtk::Window *>(this));
263 Meterbridge::on_key_press_event (GdkEventKey* ev)
265 if (gtk_window_propagate_key_event (GTK_WINDOW(gobj()), ev)) {
268 return relay_key_press (ev, this);
272 Meterbridge::on_key_release_event (GdkEventKey* ev)
274 if (gtk_window_propagate_key_event (GTK_WINDOW(gobj()), ev)) {
277 /* don't forward releases */
282 Meterbridge::on_scroll_event (GdkEventScroll* ev)
284 switch (ev->direction) {
285 case GDK_SCROLL_LEFT:
289 if (ev->state & Keyboard::TertiaryModifier) {
295 case GDK_SCROLL_RIGHT:
299 case GDK_SCROLL_DOWN:
300 if (ev->state & Keyboard::TertiaryModifier) {
311 Meterbridge::scroll_left ()
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 (max (adj->get_lower(), adj->get_value() - adj->get_step_increment()));
320 Meterbridge::scroll_right ()
322 if (!scroller.get_hscrollbar()) return;
323 Adjustment* adj = scroller.get_hscrollbar()->get_adjustment();
324 /* stupid GTK: can't rely on clamping across versions */
325 scroller.get_hscrollbar()->set_value (min (adj->get_upper(), adj->get_value() + adj->get_step_increment()));
329 Meterbridge::on_size_request (Gtk::Requisition* r)
331 meter_clear_pattern_cache(3);
332 Gtk::Window::on_size_request(r);
335 Gtk::Requisition mr = meterarea.size_request();
337 geom.max_width = mr.width + metrics_left.get_width() + metrics_right.get_width();
338 geom.max_width = std::max(50, geom.max_width);
339 geom.max_height = max_height;
341 if (cur_max_width != geom.max_width) {
342 cur_max_width = geom.max_width;
343 /* height resizes are 'heavy' since the metric areas and meter-patterns
344 * are re-generated. limit to 16px steps. */
345 geom.height_inc = 16;
348 geom.min_height = -1;
349 set_geometry_hints(*((Gtk::Window*) this), geom, Gdk::HINT_MIN_SIZE | Gdk::HINT_MAX_SIZE | Gdk::HINT_RESIZE_INC);
354 Meterbridge::on_size_allocate (Gtk::Allocation& a)
356 const Gtk::Scrollbar * hsc = scroller.get_hscrollbar();
358 /* switch left/right edge patterns depending on horizontal scroll-position */
359 if (scroller.get_hscrollbar_visible() && hsc) {
360 if (!scroll_connection.connected()) {
361 scroll_connection = scroller.get_hscrollbar()->get_adjustment()->signal_value_changed().connect(sigc::mem_fun (*this, &Meterbridge::on_scroll));
362 scroller.get_hscrollbar()->get_adjustment()->signal_changed().connect(sigc::mem_fun (*this, &Meterbridge::on_scroll));
364 gint scrollbar_spacing;
365 gtk_widget_style_get (GTK_WIDGET (scroller.gobj()),
366 "scrollbar-spacing", &scrollbar_spacing, NULL);
367 const int h = hsc->get_height() + scrollbar_spacing + 1;
368 metrics_spacer_left.set_size_request(-1, h);
369 metrics_spacer_right.set_size_request(-1, h);
371 metrics_spacer_left.set_size_request(-1, 0);
372 metrics_spacer_right.set_size_request(-1, 0);
374 Gtk::Window::on_size_allocate(a);
378 Meterbridge::on_scroll()
380 if (!scroller.get_hscrollbar()) return;
382 Adjustment* adj = scroller.get_hscrollbar()->get_adjustment();
383 int leftend = adj->get_value();
384 int rightend = scroller.get_width() + leftend;
386 int mm_left = _mm_left;
387 int mm_right = _mm_right;
388 ARDOUR::MeterType mt_left = _mt_left;
389 ARDOUR::MeterType mt_right = _mt_right;
391 for (unsigned int i = 0; i < _metrics.size(); ++i) {
392 int sx, dx = 0, dy = 0;
393 int mm = _metrics[i]->get_metric_mode();
394 sx = (mm & 2) ? _metrics[i]->get_width() : 0;
396 _metrics[i]->translate_coordinates(meterarea, sx, 0, dx, dy);
398 if (dx < leftend && !(mm&2)) {
400 mt_left = _metrics[i]->meter_type();
402 if (dx > rightend && (mm&2)) {
404 mt_right = _metrics[i]->meter_type();
408 metrics_left.set_metric_mode(mm_left, mt_left);
409 metrics_right.set_metric_mode(mm_right, mt_right);
413 Meterbridge::set_session (Session* s)
415 SessionHandlePtr::set_session (s);
421 metrics_left.set_session(s);
422 metrics_right.set_session(s);
424 XMLNode* node = _session->instant_xml(X_("Meterbridge"));
430 _show_busses = _session->config.get_show_busses_on_meterbridge();
431 _show_master = _session->config.get_show_master_on_meterbridge();
432 _show_midi = _session->config.get_show_midi_on_meterbridge();
434 boost::shared_ptr<RouteList> routes = _session->get_routes();
436 RouteList copy (*routes);
437 copy.sort (Stripable::Sorter (true));
440 _session->RouteAdded.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::add_strips, this, _1), gui_context());
441 _session->DirtyChanged.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::update_title, this), gui_context());
442 _session->StateSaved.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::update_title, this), gui_context());
443 _session->config.ParameterChanged.connect (*this, invalidator (*this), ui_bind (&Meterbridge::parameter_changed, this, _1), gui_context());
444 Config->ParameterChanged.connect (*this, invalidator (*this), ui_bind (&Meterbridge::parameter_changed, this, _1), gui_context());
454 Meterbridge::session_going_away ()
456 ENSURE_GUI_THREAD (*this, &Meterbridge::session_going_away);
458 for (list<MeterBridgeStrip>::iterator i = strips.begin(); i != strips.end(); ++i) {
465 SessionHandlePtr::session_going_away ();
472 Meterbridge::set_state (const XMLNode& node)
476 m_width = default_width;
477 m_height = default_height;
481 if ((geometry = find_named_node (node, "geometry")) != 0) {
482 geometry->get_property ("x-size", m_width);
483 geometry->get_property ("y-size", m_height);
484 geometry->get_property ("x-pos", m_root_x);
485 geometry->get_property ("y-pos", m_root_y);
488 set_window_pos_and_size ();
490 node.get_property ("show-meterbridge", _visible);
496 Meterbridge::get_state (void)
498 XMLNode* node = new XMLNode ("Meterbridge");
500 if (is_realized() && _visible) {
501 get_window_pos_and_size ();
504 XMLNode* geometry = new XMLNode ("geometry");
505 geometry->set_property(X_("x-size"), m_width);
506 geometry->set_property(X_("y-size"), m_height);
507 geometry->set_property(X_("x-pos"), m_root_x);
508 geometry->set_property(X_("y-pos"), m_root_y);
509 node->add_child_nocopy (*geometry);
511 node->set_property ("show-meterbridge", _visible);
517 Meterbridge::start_updating ()
519 fast_screen_update_connection = Timers::super_rapid_connect (sigc::mem_fun(*this, &Meterbridge::fast_update_strips));
524 Meterbridge::stop_updating ()
526 fast_screen_update_connection.disconnect();
531 Meterbridge::fast_update_strips ()
533 if (!is_mapped () || !_session) {
536 for (list<MeterBridgeStrip>::iterator i = strips.begin(); i != strips.end(); ++i) {
537 if (!(*i).visible) continue;
538 (*i).s->fast_update ();
543 Meterbridge::add_strips (RouteList& routes)
546 for (RouteList::iterator x = routes.begin(); x != routes.end(); ++x) {
547 boost::shared_ptr<Route> route = (*x);
548 if (route->is_auditioner()) {
551 if (route->is_monitor()) {
555 strip = new MeterStrip (_session, route);
556 strips.push_back (MeterBridgeStrip(strip));
557 route->active_changed.connect (*this, invalidator (*this), boost::bind (&Meterbridge::resync_order, this), gui_context ());
559 meterarea.pack_start (*strip, false, false);
567 Meterbridge::remove_strip (MeterStrip* strip)
569 if (_session && _session->deletion_in_progress()) {
573 list<MeterBridgeStrip>::iterator i;
574 for (list<MeterBridgeStrip>::iterator i = strips.begin(); i != strips.end(); ++i) {
575 if ( (*i).s == strip) {
585 Meterbridge::sync_order_keys ()
587 Glib::Threads::Mutex::Lock lm (_resync_mutex);
589 MeterOrderRouteSorter sorter;
594 MeterStrip * last = 0;
596 unsigned int metrics = 0;
597 MeterType lmt = MeterPeak;
598 bool have_midi = false;
599 metrics_left.set_metric_mode(1, lmt);
601 for (list<MeterBridgeStrip>::iterator i = strips.begin(); i != strips.end(); ++i) {
603 if (! (*i).s->route()->active()) {
605 (*i).visible = false;
607 else if ((*i).s->route()->is_master()) {
614 (*i).visible = false;
617 else if (boost::dynamic_pointer_cast<AudioTrack>((*i).s->route()) == 0
618 && boost::dynamic_pointer_cast<MidiTrack>((*i).s->route()) == 0
627 (*i).visible = false;
630 else if (boost::dynamic_pointer_cast<MidiTrack>((*i).s->route())) {
637 (*i).visible = false;
646 (*i).s->set_tick_bar(0);
648 MeterType nmt = (*i).s->meter_type();
649 if (nmt == MeterKrms) nmt = MeterPeak; // identical metrics
651 (*i).s->set_tick_bar(1);
654 if ((*i).visible && nmt != lmt && vis == 1) {
656 metrics_left.set_metric_mode(1, lmt);
657 } else if ((*i).visible && nmt != lmt) {
660 last->set_tick_bar(last->get_tick_bar() | 2);
662 (*i).s->set_tick_bar((*i).s->get_tick_bar() | 1);
664 if (_metrics.size() <= metrics) {
665 _metrics.push_back(new MeterStrip(have_midi ? 2 : 3, lmt));
666 meterarea.pack_start (*_metrics[metrics], false, false);
667 _metrics[metrics]->set_session(_session);
668 _metrics[metrics]->show();
670 _metrics[metrics]->set_metric_mode(have_midi ? 2 : 3, lmt);
672 meterarea.reorder_child(*_metrics[metrics], pos++);
677 if (_metrics.size() <= metrics) {
678 _metrics.push_back(new MeterStrip(1, lmt));
679 meterarea.pack_start (*_metrics[metrics], false, false);
680 _metrics[metrics]->set_session(_session);
681 _metrics[metrics]->show();
683 _metrics[metrics]->set_metric_mode(1, lmt);
685 meterarea.reorder_child(*_metrics[metrics], pos++);
690 if ((*i).visible && (*i).s->has_midi()) {
694 meterarea.reorder_child(*((*i).s), pos++);
701 last->set_tick_bar(last->get_tick_bar() | 2);
704 metrics_right.set_metric_mode(have_midi ? 2 : 3, lmt);
706 while (_metrics.size() > metrics) {
707 meterarea.remove(*_metrics.back());
708 delete (_metrics.back());
712 _mm_left = metrics_left.get_metric_mode();
713 _mt_left = metrics_left.meter_type();
714 _mm_right = metrics_right.get_metric_mode();
715 _mt_right = metrics_right.meter_type();
722 Meterbridge::resync_order()
728 Meterbridge::parameter_changed (std::string const & p)
730 if (p == "show-busses-on-meterbridge") {
731 _show_busses = _session->config.get_show_busses_on_meterbridge();
734 else if (p == "show-master-on-meterbridge") {
735 _show_master = _session->config.get_show_master_on_meterbridge();
738 else if (p == "show-midi-on-meterbridge") {
739 _show_midi = _session->config.get_show_midi_on_meterbridge();
742 else if (p == "meter-line-up-level") {
743 meter_clear_pattern_cache();
745 else if (p == "show-rec-on-meterbridge") {
746 scroller.queue_resize();
748 else if (p == "show-mute-on-meterbridge") {
749 scroller.queue_resize();
751 else if (p == "show-solo-on-meterbridge") {
752 scroller.queue_resize();
754 else if (p == "show-name-on-meterbridge") {
755 scroller.queue_resize();
757 else if (p == "meterbridge-label-height") {
758 scroller.queue_resize();
760 else if (p == "show-monitor-on-meterbridge") {
761 scroller.queue_resize();
763 else if (p == "track-name-number") {
764 scroller.queue_resize();
769 Meterbridge::on_theme_changed ()
771 meter_clear_pattern_cache();