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"
44 #include "meterbridge.h"
47 #include "monitor_section.h"
48 #include "public_editor.h"
49 #include "ardour_ui.h"
51 #include "route_sorter.h"
53 #include "gui_thread.h"
54 #include "global_signals.h"
55 #include "meter_patterns.h"
59 using namespace ARDOUR;
63 using namespace Gtkmm2ext;
68 Meterbridge* Meterbridge::_instance = 0;
71 Meterbridge::instance ()
74 _instance = new Meterbridge;
80 /* copy from gtk2_ardour/mixer_ui.cc -- TODO consolidate
81 * used by Meterbridge::set_session() below
83 struct SignalOrderRouteSorter {
84 bool operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b) {
85 if (a->is_master() || a->is_monitor()) {
86 /* "a" is a special route (master, monitor, etc), and comes
87 * last in the mixer ordering
90 } else if (b->is_master() || b->is_monitor()) {
91 /* everything comes before b */
94 return a->order_key (MixerSort) < b->order_key (MixerSort);
98 /* modified version of above
99 * used in Meterbridge::sync_order_keys()
101 struct MeterOrderRouteSorter {
102 bool operator() (MeterStrip *ma, MeterStrip *mb) {
103 boost::shared_ptr<Route> a = ma->route();
104 boost::shared_ptr<Route> b = mb->route();
105 if (a->is_master() || a->is_monitor()) {
106 /* "a" is a special route (master, monitor, etc), and comes
107 * last in the mixer ordering
110 } else if (b->is_master() || b->is_monitor()) {
111 /* everything comes before b */
114 return a->order_key (MixerSort) < b->order_key (MixerSort);
119 Meterbridge::Meterbridge ()
120 : Window (Gtk::WINDOW_TOPLEVEL)
121 , VisibilityTracker (*((Gtk::Window*) this))
123 , _show_busses (false)
128 set_name ("Meter Bridge");
130 m_width = default_width;
131 m_height = default_height;
137 set_wmclass (X_("ardour_mixer"), PROGRAM_NAME);
140 geom.max_width = 1<<16;
141 geom.max_height = max_height;
142 set_geometry_hints(*((Gtk::Window*) this), geom, Gdk::HINT_MAX_SIZE);
144 set_keep_above (true);
145 set_border_width (0);
147 metrics_vpacker_left.pack_start (metrics_left, true, true);
148 metrics_vpacker_left.pack_start (metrics_spacer_left, false, false);
149 metrics_spacer_left.set_size_request(-1, 0);
150 metrics_spacer_left.set_spacing(0);
152 metrics_vpacker_right.pack_start (metrics_right, true, true);
153 metrics_vpacker_right.pack_start (metrics_spacer_right, false, false);
154 metrics_spacer_right.set_size_request(-1, 0);
155 metrics_spacer_right.set_spacing(0);
157 signal_delete_event().connect (sigc::mem_fun (*this, &Meterbridge::hide_window));
158 signal_configure_event().connect (sigc::mem_fun (*ARDOUR_UI::instance(), &ARDOUR_UI::configure_handler));
159 Route::SyncOrderKeys.connect (*this, invalidator (*this), boost::bind (&Meterbridge::sync_order_keys, this, _1), gui_context());
160 MeterStrip::CatchDeletion.connect (*this, invalidator (*this), boost::bind (&Meterbridge::remove_strip, this, _1), gui_context());
161 MeterStrip::MetricChanged.connect_same_thread (*this, boost::bind(&Meterbridge::update_metrics, this));
163 /* work around ScrolledWindowViewport alignment mess Part one */
164 Gtk::HBox * yspc = manage (new Gtk::HBox());
165 yspc->set_size_request(-1, 1);
166 Gtk::VBox * xspc = manage (new Gtk::VBox());
167 xspc->pack_start(meterarea, true, true);
168 xspc->pack_start(*yspc, false, false);
172 meterarea.set_spacing(0);
173 scroller.set_shadow_type(Gtk::SHADOW_NONE);
174 scroller.set_border_width(0);
175 scroller.add (*xspc);
176 scroller.set_policy (Gtk::POLICY_AUTOMATIC, Gtk::POLICY_NEVER);
178 global_hpacker.pack_start (metrics_vpacker_left, false, false);
179 global_hpacker.pack_start (scroller, true, true);
180 global_hpacker.pack_start (metrics_vpacker_right, false, false);
182 global_vpacker.pack_start (global_hpacker, true, true);
183 add (global_vpacker);
186 metrics_right.show();
188 metrics_vpacker_left.show();
189 metrics_spacer_left.show();
190 metrics_vpacker_right.show();
191 metrics_spacer_right.show();
194 global_vpacker.show();
195 global_hpacker.show();
198 /* the return of the ScrolledWindowViewport mess:
199 * remove shadow from scrollWindow's viewport
200 * see http://www.mail-archive.com/gtkmm-list@gnome.org/msg03509.html
202 Gtk::Viewport* viewport = (Gtk::Viewport*) scroller.get_child();
203 viewport->set_shadow_type(Gtk::SHADOW_NONE);
204 viewport->set_border_width(0);
206 UI::instance()->theme_changed.connect (sigc::mem_fun(*this, &Meterbridge::on_theme_changed));
207 ColorsChanged.connect (sigc::mem_fun (*this, &Meterbridge::on_theme_changed));
208 DPIReset.connect (sigc::mem_fun (*this, &Meterbridge::on_theme_changed));
211 Meterbridge::~Meterbridge ()
216 Meterbridge::show_window ()
220 set_window_pos_and_size ();
225 /* code duplicated from gtk2_ardour/mixer_ui.cc Mixer_UI::update_title() */
227 Meterbridge::update_title ()
232 if (_session->snap_name() != _session->name()) {
233 n = _session->snap_name ();
235 n = _session->name ();
238 if (_session->dirty ()) {
242 WindowTitle title (n);
243 title += S_("Window|Meterbridge");
244 title += Glib::get_application_name ();
245 set_title (title.get_string());
249 WindowTitle title (S_("Window|Meterbridge"));
250 title += Glib::get_application_name ();
251 set_title (title.get_string());
256 Meterbridge::set_window_pos_and_size ()
258 resize (m_width, m_height);
259 if (m_root_x >= 0 && m_root_y >= 0) {
260 move (m_root_x, m_root_y);
265 Meterbridge::get_window_pos_and_size ()
267 get_position(m_root_x, m_root_y);
268 get_size(m_width, m_height);
272 Meterbridge::hide_window (GdkEventAny *ev)
274 get_window_pos_and_size();
276 return just_hide_it(ev, static_cast<Gtk::Window *>(this));
280 Meterbridge::on_key_press_event (GdkEventKey* ev)
282 if (gtk_window_propagate_key_event (GTK_WINDOW(gobj()), ev)) {
285 return forward_key_press (ev);
289 Meterbridge::on_key_release_event (GdkEventKey* ev)
291 if (gtk_window_propagate_key_event (GTK_WINDOW(gobj()), ev)) {
294 /* don't forward releases */
299 Meterbridge::on_scroll_event (GdkEventScroll* ev)
301 switch (ev->direction) {
302 case GDK_SCROLL_LEFT:
306 if (ev->state & Keyboard::TertiaryModifier) {
312 case GDK_SCROLL_RIGHT:
316 case GDK_SCROLL_DOWN:
317 if (ev->state & Keyboard::TertiaryModifier) {
328 Meterbridge::scroll_left ()
330 Adjustment* adj = scroller.get_hscrollbar()->get_adjustment();
331 /* stupid GTK: can't rely on clamping across versions */
332 scroller.get_hscrollbar()->set_value (max (adj->get_lower(), adj->get_value() - adj->get_step_increment()));
336 Meterbridge::scroll_right ()
338 Adjustment* adj = scroller.get_hscrollbar()->get_adjustment();
339 /* stupid GTK: can't rely on clamping across versions */
340 scroller.get_hscrollbar()->set_value (min (adj->get_upper(), adj->get_value() + adj->get_step_increment()));
344 Meterbridge::on_size_request (Gtk::Requisition* r)
346 Gtk::Window::on_size_request(r);
349 geom.max_width = meterarea.get_width() + metrics_left.get_width() + metrics_right.get_width();
350 geom.max_height = max_height;
352 if (cur_max_width != geom.max_width) {
353 cur_max_width = geom.max_width;
354 set_geometry_hints(*((Gtk::Window*) this), geom, Gdk::HINT_MAX_SIZE);
359 Meterbridge::on_size_allocate (Gtk::Allocation& a)
361 const Gtk::Scrollbar * hsc = scroller.get_hscrollbar();
363 if (scroller.get_hscrollbar_visible() && hsc) {
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::set_session (Session* s)
380 SessionHandlePtr::set_session (s);
386 XMLNode* node = _session->instant_xml(X_("Meterbridge"));
392 _show_busses = _session->config.get_show_busses_on_meterbridge();
393 _show_master = _session->config.get_show_master_on_meterbridge();
394 _show_midi = _session->config.get_show_midi_on_meterbridge();
396 SignalOrderRouteSorter sorter;
397 boost::shared_ptr<RouteList> routes = _session->get_routes();
399 RouteList copy(*routes);
403 _session->RouteAdded.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::add_strips, this, _1), gui_context());
404 _session->DirtyChanged.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::update_title, this), gui_context());
405 _session->StateSaved.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::update_title, this), gui_context());
406 _session->config.ParameterChanged.connect (*this, invalidator (*this), ui_bind (&Meterbridge::parameter_changed, this, _1), gui_context());
407 Config->ParameterChanged.connect (*this, invalidator (*this), ui_bind (&Meterbridge::parameter_changed, this, _1), gui_context());
411 ActionManager::check_toggleaction ("<Actions>/Common/toggle-meterbridge");
417 Meterbridge::session_going_away ()
419 ENSURE_GUI_THREAD (*this, &Meterbridge::session_going_away);
421 for (list<MeterStrip *>::iterator i = strips.begin(); i != strips.end(); ++i) {
428 SessionHandlePtr::session_going_away ();
435 Meterbridge::set_state (const XMLNode& node)
437 const XMLProperty* prop;
440 m_width = default_width;
441 m_height = default_height;
445 if ((geometry = find_named_node (node, "geometry")) != 0) {
449 if ((prop = geometry->property("x_size")) == 0) {
450 prop = geometry->property ("x-size");
453 m_width = atoi(prop->value());
455 if ((prop = geometry->property("y_size")) == 0) {
456 prop = geometry->property ("y-size");
459 m_height = atoi(prop->value());
462 if ((prop = geometry->property ("x_pos")) == 0) {
463 prop = geometry->property ("x-pos");
466 m_root_x = atoi (prop->value());
469 if ((prop = geometry->property ("y_pos")) == 0) {
470 prop = geometry->property ("y-pos");
473 m_root_y = atoi (prop->value());
477 set_window_pos_and_size ();
479 if ((prop = node.property ("show-meterbridge"))) {
480 if (string_is_affirmative (prop->value())) {
489 Meterbridge::get_state (void)
491 XMLNode* node = new XMLNode ("Meterbridge");
494 Glib::RefPtr<Gdk::Window> win = get_window();
496 get_window_pos_and_size ();
498 XMLNode* geometry = new XMLNode ("geometry");
500 snprintf(buf, sizeof(buf), "%d", m_width);
501 geometry->add_property(X_("x_size"), string(buf));
502 snprintf(buf, sizeof(buf), "%d", m_height);
503 geometry->add_property(X_("y_size"), string(buf));
504 snprintf(buf, sizeof(buf), "%d", m_root_x);
505 geometry->add_property(X_("x_pos"), string(buf));
506 snprintf(buf, sizeof(buf), "%d", m_root_y);
507 geometry->add_property(X_("y_pos"), string(buf));
508 node->add_child_nocopy (*geometry);
511 node->add_property ("show-meterbridge", _visible ? "yes" : "no");
517 Meterbridge::start_updating ()
519 fast_screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.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<MeterStrip *>::iterator i = strips.begin(); i != strips.end(); ++i) {
537 // TODO skip inactive/hidden routes
538 (*i)->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 (strip);
557 route->active_changed.connect (*this, invalidator (*this), boost::bind (&Meterbridge::resync_order, this), gui_context ());
559 meterarea.pack_start (*strip, false, false);
563 sync_order_keys(MixerSort);
568 Meterbridge::remove_strip (MeterStrip* strip)
570 if (_session && _session->deletion_in_progress()) {
574 list<MeterStrip *>::iterator i;
575 if ((i = find (strips.begin(), strips.end(), strip)) != strips.end()) {
582 Meterbridge::update_metrics ()
584 bool have_midi = false;
585 for (list<MeterStrip *>::iterator i = strips.begin(); i != strips.end(); ++i) {
586 if ( (*i)->has_midi ()) {
592 metrics_right.set_metric_mode(2);
594 metrics_right.set_metric_mode(3);
599 Meterbridge::sync_order_keys (RouteSortOrderKey src)
601 MeterOrderRouteSorter sorter;
602 std::list<MeterStrip *> copy (strips);
607 for (list<MeterStrip *>::iterator i = copy.begin(); i != copy.end(); ++i) {
609 if (! (*i)->route()->active()) {
612 else if ((*i)->route()->is_master()) {
619 else if (boost::dynamic_pointer_cast<AudioTrack>((*i)->route()) == 0
620 && boost::dynamic_pointer_cast<MidiTrack>((*i)->route()) == 0
629 else if (boost::dynamic_pointer_cast<MidiTrack>((*i)->route())) {
639 meterarea.reorder_child(*(*i), pos++);
644 Meterbridge::resync_order ()
646 sync_order_keys(MixerSort);
650 Meterbridge::parameter_changed (std::string const & p)
652 if (p == "show-busses-on-meterbridge") {
653 _show_busses = _session->config.get_show_busses_on_meterbridge();
654 sync_order_keys(MixerSort);
656 else if (p == "show-master-on-meterbridge") {
657 _show_master = _session->config.get_show_master_on_meterbridge();
658 sync_order_keys(MixerSort);
660 else if (p == "show-midi-on-meterbridge") {
661 _show_midi = _session->config.get_show_midi_on_meterbridge();
662 sync_order_keys(MixerSort);
664 else if (p == "meter-line-up-level") {
665 meter_clear_pattern_cache();
670 Meterbridge::on_theme_changed ()
672 meter_clear_pattern_cache();