enough with umpteen "i18n.h" files. Consolidate on pbd/i18n.h
[ardour.git] / gtk2_ardour / meter_strip.cc
index f1bd5bee8909088eb0692d0d369ad69a929849ab..db96a3cb7f7fcc7799e52efcf827d6a922b81f57 100644 (file)
 #include "ardour/midi_track.h"
 
 #include <gtkmm2ext/gtk_ui.h>
+#include <gtkmm2ext/keyboard.h>
 #include <gtkmm2ext/utils.h>
+#include <gtkmm2ext/rgb_macros.h>
 
-#include "ardour_ui.h"
 #include "logmeter.h"
 #include "gui_thread.h"
 #include "ardour_window.h"
+#include "tooltips.h"
+#include "ui_config.h"
+#include "utils.h"
 
 #include "meterbridge.h"
 #include "meter_strip.h"
+#include "meter_patterns.h"
 
-#include "i18n.h"
+#include "pbd/i18n.h"
 
 using namespace ARDOUR;
+using namespace ARDOUR_UI_UTILS;
 using namespace PBD;
 using namespace Gtk;
 using namespace Gtkmm2ext;
 using namespace std;
+using namespace ArdourMeter;
 
 PBD::Signal1<void,MeterStrip*> MeterStrip::CatchDeletion;
+PBD::Signal0<void> MeterStrip::MetricChanged;
+PBD::Signal0<void> MeterStrip::ConfigurationChanged;
 
-MeterStrip::MetricPatterns MeterStrip::metric_patterns;
+#define PX_SCALE(pxmin, dflt) rint(std::max((double)pxmin, (double)dflt * UIConfiguration::instance().get_ui_scale()))
 
-MeterStrip::MeterStrip (Meterbridge& mtr, Session* sess, boost::shared_ptr<ARDOUR::Route> rt)
-       : _route(rt)
-       , style_changed (false)
+MeterStrip::MeterStrip (int metricmode, MeterType mt)
+       : RouteUI ((Session*) 0)
 {
-       set_spacing(2);
+       level_meter = 0;
+       _strip_type = 0;
+       _tick_bar = 0;
+       _metricmode = -1;
+       metric_type = MeterPeak;
 
+       mtr_vbox.set_spacing (PX_SCALE(2, 2));
+       nfo_vbox.set_spacing (PX_SCALE(2, 2));
+       peakbx.set_size_request (-1, PX_SCALE(14, 14));
+       namebx.set_size_request (PX_SCALE(16, 18), PX_SCALE(32, 52));
+       spacer.set_size_request (-1,0);
+
+       set_metric_mode(metricmode, mt);
+
+       meter_metric_area.set_size_request (PX_SCALE(25, 25), 10);
+       meter_metric_area.signal_expose_event().connect (
+                       sigc::mem_fun(*this, &MeterStrip::meter_metrics_expose));
+       RedrawMetrics.connect (sigc::mem_fun(*this, &MeterStrip::redraw_metrics));
+
+       meterbox.pack_start(meter_metric_area, true, false);
+
+       mtr_vbox.pack_start (peakbx, false, false);
+       mtr_vbox.pack_start (meterbox, true, true);
+       mtr_vbox.pack_start (spacer, false, false);
+       mtr_container.add(mtr_vbox);
+
+       mtr_hsep.set_size_request (-1, 1);
+       mtr_hsep.set_name("BlackSeparator");
+
+       nfo_vbox.pack_start (mtr_hsep, false, false);
+       nfo_vbox.pack_start (btnbox, false, false);
+       nfo_vbox.pack_start (namebx, false, false);
+
+       pack_start (mtr_container, true, true);
+       pack_start (nfo_vbox, false, false);
+
+       peakbx.show();
+       btnbox.show();
+       meter_metric_area.show();
+       meterbox.show();
+       spacer.show();
+       mtr_vbox.show();
+       mtr_container.show();
+       mtr_hsep.show();
+       nfo_vbox.show();
+
+       UI::instance()->theme_changed.connect (sigc::mem_fun(*this, &MeterStrip::on_theme_changed));
+       UIConfiguration::instance().ColorsChanged.connect (sigc::mem_fun (*this, &MeterStrip::on_theme_changed));
+       UIConfiguration::instance().DPIReset.connect (sigc::mem_fun (*this, &MeterStrip::on_theme_changed));
+}
+
+MeterStrip::MeterStrip (Session* sess, boost::shared_ptr<ARDOUR::Route> rt)
+       : SessionHandlePtr (sess)
+       , RouteUI(0)
+       , _route(rt)
+       , peak_display()
+{
+       mtr_vbox.set_spacing (PX_SCALE(2, 2));
+       nfo_vbox.set_spacing (PX_SCALE(2, 2));
+       SessionHandlePtr::set_session (sess);
+       RouteUI::init ();
+       RouteUI::set_route (rt);
+
+       _has_midi = false;
+       _tick_bar = 0;
+       _metricmode = -1;
+       metric_type = MeterPeak;
+
+       // note: level_meter->setup_meters() does the scaling
        int meter_width = 6;
        if (_route->shared_peak_meter()->input_streams().n_total() == 1) {
                meter_width = 12;
        }
 
-       // add level meter
-       level_meter = new LevelMeter(sess);
+       // level meter + ticks
+       level_meter = new LevelMeterHBox(sess);
        level_meter->set_meter (_route->shared_peak_meter().get());
        level_meter->clear_meters();
-       level_meter->setup_meters (350, meter_width, 6);
-       level_meter->pack_start (meter_metric_area, false, false);
-
-       Gtk::Alignment *meter_align = Gtk::manage (new Gtk::Alignment());
-       meter_align->set(0.5, 0.5, 0.0, 1.0);
-       meter_align->add(*level_meter);
-
-       // add track-name label
-       // TODO
-       // * fixed-height labels (or table layout)
-       // * print lables at angle (allow longer text)
-       label.set_text(_route->name().c_str());
-       label.set_name("MeterbridgeLabel");
-#if 0
-       label.set_ellipsize(Pango::ELLIPSIZE_MIDDLE);
-       label.set_max_width_chars(7);
-       label.set_width_chars(7);
-       label.set_alignment(0.5, 0.5);
-#else //ellipsize & angle are incompatible :(
-       label.set_angle(90.0);
-       label.set_alignment(0.5, 0.0);
-#endif
-       label.set_size_request(12, 36);
-
-       pack_start(*meter_align, true, true);
-       pack_start (label, false, false);
-
-       meter_metric_area.show();
+       level_meter->set_type (_route->meter_type());
+       level_meter->setup_meters (220, meter_width, 6);
+       level_meter->ButtonPress.connect_same_thread (level_meter_connection, boost::bind (&MeterStrip::level_meter_button_press, this, _1));
+       level_meter->MeterTypeChanged.connect_same_thread (level_meter_connection, boost::bind (&MeterStrip::meter_type_changed, this, _1));
+
+       meter_align.set(0.5, 0.5, 0.0, 1.0);
+       meter_align.add(*level_meter);
+
+       meterbox.pack_start(meter_ticks1_area, true, false);
+       meterbox.pack_start(meter_align, true, true);
+       meterbox.pack_start(meter_ticks2_area, true, false);
+
+       // peak display
+       peak_display.set_name ("meterbridge peakindicator");
+       peak_display.set_elements((ArdourButton::Element) (ArdourButton::Edge|ArdourButton::Body));
+       set_tooltip (peak_display, _("Reset Peak"));
+       max_peak = minus_infinity();
+       peak_display.unset_flags (Gtk::CAN_FOCUS);
+       peak_display.set_size_request(PX_SCALE(12, 12), PX_SCALE(8, 8));
+       peak_display.set_corner_radius(2); // ardour-button scales this
+
+       peak_align.set(0.5, 1.0, 1.0, 0.8);
+       peak_align.add(peak_display);
+       peakbx.pack_start(peak_align, true, true, 2);
+       peakbx.set_size_request(-1, PX_SCALE(14, 14));
+
+       // add track-name & -number label
+       number_label.set_text("-");
+       number_label.set_size_request(PX_SCALE(18, 18), PX_SCALE(18, 18));
+
+       name_changed();
+
+       name_label.set_corner_radius(2); // ardour button scales radius
+       name_label.set_elements((ArdourButton::Element)(ArdourButton::Edge|ArdourButton::Body|ArdourButton::Text|ArdourButton::Inactive));
+       name_label.set_name("meterbridge label");
+       name_label.set_angle(-90.0);
+       name_label.set_text_ellipsize (Pango::ELLIPSIZE_END);
+       name_label.set_layout_ellipsize_width(48 * PANGO_SCALE);
+       name_label.set_size_request(PX_SCALE(18, 18), PX_SCALE(50, 50));
+       name_label.set_alignment(-1.0, .5);
+       set_tooltip (name_label, _route->name());
+       set_tooltip (*level_meter, _route->name());
+
+       number_label.set_corner_radius(2);
+       number_label.set_elements((ArdourButton::Element)(ArdourButton::Edge|ArdourButton::Body|ArdourButton::Text|ArdourButton::Inactive));
+       number_label.set_name("tracknumber label");
+       number_label.set_angle(-90.0);
+       number_label.set_layout_ellipsize_width(18 * PANGO_SCALE);
+       number_label.set_alignment(.5, .5);
+
+       namebx.set_size_request(PX_SCALE(18, 18), PX_SCALE(52, 52));
+       namebx.pack_start(namenumberbx, true, false, 0);
+       namenumberbx.pack_start(name_label, true, false, 0);
+       namenumberbx.pack_start(number_label, false, false, 0);
+
+       mon_in_box.pack_start(*monitor_input_button, true, false);
+       btnbox.pack_start(mon_in_box, false, false, 1);
+       mon_disk_box.pack_start(*monitor_disk_button, true, false);
+       btnbox.pack_start(mon_disk_box, false, false, 1);
+
+       recbox.pack_start(*rec_enable_button, true, false);
+       btnbox.pack_start(recbox, false, false, 1);
+       mutebox.pack_start(*mute_button, true, false);
+       btnbox.pack_start(mutebox, false, false, 1);
+       solobox.pack_start(*solo_button, true, false);
+       btnbox.pack_start(solobox, false, false, 1);
+
+       rec_enable_button->set_corner_radius(2);
+       rec_enable_button->set_size_request (PX_SCALE(18, 18), PX_SCALE(18, 18));
+
+       mute_button->set_corner_radius(2);
+       mute_button->set_size_request (PX_SCALE(18, 18), PX_SCALE(18, 18));
+
+       solo_button->set_corner_radius(2);
+       solo_button->set_size_request (PX_SCALE(18, 18), PX_SCALE(18, 18));
+
+       monitor_input_button->set_corner_radius(2);
+       monitor_input_button->set_size_request (PX_SCALE(18, 18), PX_SCALE(18, 18));
+
+       monitor_disk_button->set_corner_radius(2);
+       monitor_disk_button->set_size_request (PX_SCALE(18, 18), PX_SCALE(18, 18));
+
+       mutebox.set_size_request (PX_SCALE(18, 18), PX_SCALE(18, 18));
+       solobox.set_size_request (PX_SCALE(18, 18), PX_SCALE(18, 18));
+       recbox.set_size_request (PX_SCALE(18, 18), PX_SCALE(18, 18));
+       mon_in_box.set_size_request (PX_SCALE(18, 18), PX_SCALE(18, 18));
+       mon_disk_box.set_size_request (PX_SCALE(18, 18), PX_SCALE(18, 18));
+       spacer.set_size_request(-1,0);
+
+       update_button_box();
+       update_name_box();
+       update_background (_route->meter_type());
+
+       mtr_vbox.pack_start (peakbx, false, false);
+       mtr_vbox.pack_start (meterbox, true, true);
+       mtr_vbox.pack_start (spacer, false, false);
+       mtr_container.add(mtr_vbox);
+
+       mtr_hsep.set_size_request(-1,1);
+       mtr_hsep.set_name("BlackSeparator");
+
+       nfo_vbox.pack_start (mtr_hsep, false, false);
+       nfo_vbox.pack_start (btnbox, false, false);
+       nfo_vbox.pack_start (namebx, false, false);
+
+       pack_start (mtr_container, true, true);
+       pack_start (nfo_vbox, false, false);
+
+       name_label.show();
+       peak_display.show();
+       peakbx.show();
+       meter_ticks1_area.show();
+       meter_ticks2_area.show();
+       meterbox.show();
+       spacer.show();
        level_meter->show();
-       meter_align->show();
-       label.show();
+       meter_align.show();
+       peak_align.show();
+       btnbox.show();
+       mtr_vbox.show();
+       mtr_container.show();
+       mtr_hsep.show();
+       nfo_vbox.show();
+       namenumberbx.show();
+
+       if (boost::dynamic_pointer_cast<Track>(_route)) {
+               monitor_input_button->show();
+               monitor_disk_button->show();
+       } else {
+               monitor_input_button->hide();
+               monitor_disk_button->hide();
+       }
 
        _route->shared_peak_meter()->ConfigurationChanged.connect (
-                       route_connections, invalidator (*this), boost::bind (&MeterStrip::meter_configuration_changed, this, _1), gui_context()
+                       meter_route_connections, invalidator (*this), boost::bind (&MeterStrip::meter_configuration_changed, this, _1), gui_context()
                        );
+
+       ResetAllPeakDisplays.connect (sigc::mem_fun(*this, &MeterStrip::reset_peak_display));
+       ResetRoutePeakDisplays.connect (sigc::mem_fun(*this, &MeterStrip::reset_route_peak_display));
+       ResetGroupPeakDisplays.connect (sigc::mem_fun(*this, &MeterStrip::reset_group_peak_display));
+       RedrawMetrics.connect (sigc::mem_fun(*this, &MeterStrip::redraw_metrics));
+       SetMeterTypeMulti.connect (sigc::mem_fun(*this, &MeterStrip::set_meter_type_multi));
+
        meter_configuration_changed (_route->shared_peak_meter()->input_streams ());
 
-       set_size_request_to_display_given_text (meter_metric_area, "-8888", 1, 0);
-       meter_metric_area.signal_expose_event().connect (
-                       sigc::mem_fun(*this, &MeterStrip::meter_metrics_expose));
+       meter_ticks1_area.set_size_request(PX_SCALE(3, 3), -1);
+       meter_ticks2_area.set_size_request(PX_SCALE(3, 3), -1);
+       meter_ticks1_area.signal_expose_event().connect (sigc::mem_fun(*this, &MeterStrip::meter_ticks1_expose));
+       meter_ticks2_area.signal_expose_event().connect (sigc::mem_fun(*this, &MeterStrip::meter_ticks2_expose));
+
+       _route->DropReferences.connect (meter_route_connections, invalidator (*this), boost::bind (&MeterStrip::self_delete, this), gui_context());
 
-       _route->DropReferences.connect (route_connections, invalidator (*this), boost::bind (&MeterStrip::self_delete, this), gui_context());
-       _route->PropertyChanged.connect (route_connections, invalidator (*this), boost::bind (&MeterStrip::strip_property_changed, this, _1), gui_context());
+       peak_display.signal_button_release_event().connect (sigc::mem_fun(*this, &MeterStrip::peak_button_release), false);
+       name_label.signal_button_release_event().connect (sigc::mem_fun(*this, &MeterStrip::name_label_button_release), false);
 
        UI::instance()->theme_changed.connect (sigc::mem_fun(*this, &MeterStrip::on_theme_changed));
+       UIConfiguration::instance().ColorsChanged.connect (sigc::mem_fun (*this, &MeterStrip::on_theme_changed));
+       UIConfiguration::instance().DPIReset.connect (sigc::mem_fun (*this, &MeterStrip::on_theme_changed));
+       Config->ParameterChanged.connect (*this, invalidator (*this), ui_bind (&MeterStrip::parameter_changed, this, _1), gui_context());
+       sess->config.ParameterChanged.connect (*this, invalidator (*this), ui_bind (&MeterStrip::parameter_changed, this, _1), gui_context());
+
+       if (_route->is_master()) {
+               _strip_type = 4;
+       }
+       else if (boost::dynamic_pointer_cast<AudioTrack>(_route) == 0
+                       && boost::dynamic_pointer_cast<MidiTrack>(_route) == 0) {
+               /* non-master bus */
+               _strip_type = 3;
+       }
+       else if (boost::dynamic_pointer_cast<MidiTrack>(_route)) {
+               _strip_type = 2;
+       }
+       else {
+               _strip_type = 1;
+       }
 }
 
 MeterStrip::~MeterStrip ()
 {
-       delete level_meter;
-       CatchDeletion (this);
+       if (level_meter) {
+               delete level_meter;
+               CatchDeletion (this);
+       }
 }
 
 void
@@ -127,36 +334,101 @@ MeterStrip::self_delete ()
 }
 
 void
-MeterStrip::strip_property_changed (const PropertyChange& what_changed)
+MeterStrip::set_session (Session* s)
+{
+       SessionHandlePtr::set_session (s);
+       if (!s) return;
+       s->config.ParameterChanged.connect (*this, invalidator (*this), ui_bind (&MeterStrip::parameter_changed, this, _1), gui_context());
+       update_button_box();
+       update_name_box();
+}
+
+void
+MeterStrip::blink_rec_display (bool onoff)
+{
+       RouteUI::blink_rec_display (onoff);
+}
+
+std::string
+MeterStrip::state_id() const
+{
+       if (_route) {
+               return string_compose ("mtrs %1", _route->id().to_s());
+       } else {
+               return string ();
+       }
+}
+
+void
+MeterStrip::set_button_names()
+{
+       mute_button->set_text (S_("Mute|M"));
+
+       if (_route && _route->solo_safe_control()->solo_safe()) {
+               solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
+       } else {
+               solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
+       }
+       if (!Config->get_solo_control_is_listen_control()) {
+               solo_button->set_text (S_("Solo|S"));
+       } else {
+               switch (Config->get_listen_position()) {
+               case AfterFaderListen:
+                       solo_button->set_text (S_("AfterFader|A"));
+                       break;
+               case PreFaderListen:
+                       solo_button->set_text (S_("PreFader|P"));
+                       break;
+               }
+       }
+
+       monitor_input_button->set_text (S_("MonitorInput|I"));
+       monitor_disk_button->set_text (S_("MonitorDisk|D"));
+}
+
+void
+MeterStrip::route_property_changed (const PropertyChange& what_changed)
 {
        if (!what_changed.contains (ARDOUR::Properties::name)) {
                return;
        }
-       ENSURE_GUI_THREAD (*this, &MeterStrip::strip_name_changed, what_changed)
-       label.set_text(_route->name());
+       ENSURE_GUI_THREAD (*this, &MeterStrip::strip_name_changed, what_changed);
+       name_changed();
+       set_tooltip (name_label, _route->name());
+       if (level_meter) {
+               set_tooltip (*level_meter, _route->name());
+       }
 }
 
 void
-MeterStrip::fast_update ()
+MeterStrip::route_color_changed ()
 {
-       const float mpeak = level_meter->update_meters();
-       // TODO peak indicator if mpeak > 0
+       number_label.set_fixed_colors (gdk_color_to_rgba (color()), gdk_color_to_rgba (color()));
 }
 
+
 void
-MeterStrip::display_metrics (bool show)
+MeterStrip::fast_update ()
 {
-       if (show) {
-               meter_metric_area.show();
-       } else {
-               meter_metric_area.hide();
+       float mpeak = level_meter->update_meters();
+       if (mpeak > max_peak) {
+               max_peak = mpeak;
+               if (mpeak >= UIConfiguration::instance().get_meter_peak()) {
+                       peak_display.set_active_state ( Gtkmm2ext::ExplicitActive );
+               }
        }
 }
 
 void
 MeterStrip::on_theme_changed()
 {
-       style_changed = true;
+       if (level_meter && _route) {
+               int meter_width = 6;
+               if (_route->shared_peak_meter()->input_streams().n_total() == 1) {
+                       meter_width = 12;
+               }
+               level_meter->setup_meters (220, meter_width, 6);
+       }
 }
 
 void
@@ -164,6 +436,7 @@ MeterStrip::meter_configuration_changed (ChanCount c)
 {
        int type = 0;
        _types.clear ();
+       bool old_has_midi = _has_midi;
 
        for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
                if (c.get (*i) > 0) {
@@ -172,265 +445,536 @@ MeterStrip::meter_configuration_changed (ChanCount c)
                }
        }
 
-       // TODO draw Inactive routes or busses with different styles
        if (boost::dynamic_pointer_cast<AudioTrack>(_route) == 0
                        && boost::dynamic_pointer_cast<MidiTrack>(_route) == 0
                        ) {
-               meter_metric_area.set_name ("AudioBusMetrics");
+               meter_ticks1_area.set_name ("MyAudioBusMetricsLeft");
+               meter_ticks2_area.set_name ("MyAudioBusMetricsRight");
+               _has_midi = false;
        }
        else if (type == (1 << DataType::AUDIO)) {
-               meter_metric_area.set_name ("AudioTrackMetrics");
+               meter_ticks1_area.set_name ("MyAudioTrackMetricsLeft");
+               meter_ticks2_area.set_name ("MyAudioTrackMetricsRight");
+               _has_midi = false;
        }
        else if (type == (1 << DataType::MIDI)) {
-               meter_metric_area.set_name ("MidiTrackMetrics");
+               meter_ticks1_area.set_name ("MidiTrackMetricsLeft");
+               meter_ticks2_area.set_name ("MidiTrackMetricsRight");
+               _has_midi = true;
        } else {
-               meter_metric_area.set_name ("AudioMidiTrackMetrics");
+               meter_ticks1_area.set_name ("AudioMidiTrackMetricsLeft");
+               meter_ticks2_area.set_name ("AudioMidiTrackMetricsRight");
+               _has_midi = true;
+       }
+       set_tick_bar(_tick_bar);
+
+       on_theme_changed();
+       if (old_has_midi != _has_midi) MetricChanged();
+       else ConfigurationChanged();
+}
+
+void
+MeterStrip::set_tick_bar (int m)
+{
+       std::string n;
+       _tick_bar = m;
+       if (_tick_bar & 1) {
+               n = meter_ticks1_area.get_name();
+               if (n.substr(0,3) != "Bar") {
+                       meter_ticks1_area.set_name("Bar" + n);
+               }
+       } else {
+               n = meter_ticks1_area.get_name();
+               if (n.substr(0,3) == "Bar") {
+                       meter_ticks1_area.set_name(n.substr(3,-1));
+               }
+       }
+       if (_tick_bar & 2) {
+               n = meter_ticks2_area.get_name();
+               if (n.substr(0,3) != "Bar") {
+                       meter_ticks2_area.set_name("Bar" + n);
+               }
+       } else {
+               n = meter_ticks2_area.get_name();
+               if (n.substr(0,3) == "Bar") {
+                       meter_ticks2_area.set_name(n.substr(3,-1));
+               }
        }
-       style_changed = true;
-       meter_metric_area.queue_draw ();
 }
 
 void
 MeterStrip::on_size_request (Gtk::Requisition* r)
 {
-       style_changed = true;
        VBox::on_size_request(r);
 }
 
 void
 MeterStrip::on_size_allocate (Gtk::Allocation& a)
 {
-       style_changed = true;
+       const int wh = a.get_height();
+       int nh;
+       int mh = 0;
+       if (_session) {
+               mh = _session->config.get_meterbridge_label_height();
+       }
+       switch (mh) {
+               default:
+               case 0:
+                       nh = ceilf(wh * .12f);
+                       if (nh < 52) nh = 52;
+                       if (nh > 148) nh = 148;
+                       break;
+               case 1:
+                       nh = 52;
+                       break;
+               case 2:
+                       nh = 88;
+                       break;
+               case 3:
+                       nh = 106;
+                       break;
+               case 4:
+                       nh = 148;
+                       break;
+       }
+       int tnh = 0;
+       if (_session && _session->config.get_track_name_number()) {
+               // NB numbers are rotated 90deg. on the meterbridge
+               tnh = 4 + std::max(2u, _session->track_number_decimals()) * 8; // TODO 8 = max_with_of_digit_0_to_9()
+       }
+
+       nh *= UIConfiguration::instance().get_ui_scale();
+       tnh *= UIConfiguration::instance().get_ui_scale();
+
+       int prev_height, ignored;
+       bool need_relayout = false;
+
+       namebx.get_size_request (ignored, prev_height);
+       namebx.set_size_request (PX_SCALE(18, 18), nh + tnh);
+
+       if (prev_height != nh + tnh) {
+               need_relayout = true;
+       }
+
+       namenumberbx.get_size_request (ignored, prev_height);
+       namenumberbx.set_size_request (PX_SCALE(18, 18), nh + tnh);
+
+       if (prev_height != nh + tnh) {
+               need_relayout = true;
+       }
+
+       if (_route) {
+               int nlh = nh + (_route->is_master() ? tnh : -1);
+               name_label.get_size_request(ignored, prev_height);
+               name_label.set_size_request (PX_SCALE(18, 18), nlh);
+               name_label.set_layout_ellipsize_width ((nh - 4 + (_route->is_master() ? tnh : 0)) * PANGO_SCALE); // XXX
+               if (prev_height != nlh) {
+                       need_relayout = true;
+               }
+       }
+
        VBox::on_size_allocate(a);
+
+       if (need_relayout) {
+               queue_resize();
+               MetricChanged(); // force re-layout, parent on_scroll(), queue_resize()
+       }
 }
 
-/* XXX code-copy from gain_meter.cc -- TODO consolidate
- *
- * slightly different:
- *  - ticks & label positions are swapped
- *  - more ticks for audio (longer meter by default)
- *  - right-aligned lables, unit-legend
- *  - height limitation of FastMeter::max_pattern_metric_size is included here
- */
-cairo_pattern_t*
-MeterStrip::render_metrics (Gtk::Widget& w, vector<DataType> types)
-{
-       Glib::RefPtr<Gdk::Window> win (w.get_window());
-
-       gint width, height;
-       win->get_size (width, height);
-
-       cairo_surface_t* surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height);
-       cairo_t* cr = cairo_create (surface);
-       Glib::RefPtr<Pango::Layout> layout = Pango::Layout::create(w.get_pango_context());
-
-
-       Pango::AttrList audio_font_attributes;
-       Pango::AttrList midi_font_attributes;
-       Pango::AttrList unit_font_attributes;
-
-       Pango::AttrFontDesc* font_attr;
-       Pango::FontDescription font;
-
-       font = Pango::FontDescription (""); // use defaults
-       //font = get_font_for_style("gain-fader");
-       //font = w.get_style()->get_font();
-
-       font.set_weight (Pango::WEIGHT_NORMAL);
-       font.set_size (10.0 * PANGO_SCALE);
-       font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
-       audio_font_attributes.change (*font_attr);
-       delete font_attr;
-
-       font.set_weight (Pango::WEIGHT_ULTRALIGHT);
-       font.set_stretch (Pango::STRETCH_ULTRA_CONDENSED);
-       font.set_size (7.5 * PANGO_SCALE);
-       font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
-       midi_font_attributes.change (*font_attr);
-       delete font_attr;
-
-       font.set_size (7.0 * PANGO_SCALE);
-       font_attr = new Pango::AttrFontDesc (Pango::Attribute::create_attr_font_desc (font));
-       unit_font_attributes.change (*font_attr);
-       delete font_attr;
-
-       cairo_move_to (cr, 0, 0);
-       cairo_rectangle (cr, 0, 0, width, height);
-       {
-               Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_NORMAL);
-               cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
-       }
-       cairo_fill (cr);
-
-       height = min(1024, height); // XXX see FastMeter::max_pattern_metric_size
-
-       for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
-
-               Gdk::Color c;
-
-               if (types.size() > 1) {
-                       /* we're overlaying more than 1 set of marks, so use different colours */
-                       Gdk::Color c;
-                       switch (*i) {
-                       case DataType::AUDIO:
-                               c = w.get_style()->get_fg (Gtk::STATE_NORMAL);
-                               cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
-                               break;
-                       case DataType::MIDI:
-                               c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
-                               cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
-                               break;
-                       }
-               } else {
-                       c = w.get_style()->get_fg (Gtk::STATE_NORMAL);
-                       cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
-               }
+gint
+MeterStrip::meter_metrics_expose (GdkEventExpose *ev)
+{
+       if (_route) {
+               return meter_expose_metrics(ev, _route->meter_type(), _types, &meter_metric_area);
+       } else {
+               return meter_expose_metrics(ev, metric_type, _types, &meter_metric_area);
+       }
+}
 
-               vector<int> points;
-
-               switch (*i) {
-               case DataType::AUDIO:
-                       layout->set_attributes (audio_font_attributes);
-                       points.push_back (-50);
-                       points.push_back (-40);
-                       points.push_back (-30);
-                       points.push_back (-20);
-                       points.push_back (-18);
-                       points.push_back (-10);
-                       points.push_back (-6);
-                       points.push_back (-3);
-                       points.push_back (0);
-                       points.push_back (4);
+void
+MeterStrip::set_metric_mode (int metricmode, ARDOUR::MeterType mt)
+{
+       if (metric_type == mt && _metricmode == metricmode) {
+               return;
+       }
+       metric_type = mt;
+       _metricmode = metricmode;
+
+       _types.clear ();
+       switch(metricmode) {
+               case 0:
+                       meter_metric_area.set_name ("MidiTrackMetricsLeft");
+                       _types.push_back (DataType::MIDI);
+                       break;
+               case 1:
+                       meter_metric_area.set_name ("AudioTrackMetricsLeft");
+                       _types.push_back (DataType::AUDIO);
                        break;
+               case 2:
+                       meter_metric_area.set_name ("MidiTrackMetricsRight");
+                       _types.push_back (DataType::MIDI);
+                       break;
+               case 3:
+               default:
+                       meter_metric_area.set_name ("AudioTrackMetricsRight");
+                       _types.push_back (DataType::AUDIO);
+                       break;
+       }
+       update_background (mt);
+       meter_metric_area.queue_draw ();
+}
 
-               case DataType::MIDI:
-                       layout->set_attributes (midi_font_attributes);
-                       points.push_back (0);
-                       if (types.size() == 1) {
-                               points.push_back (32);
-                       } else {
-                               /* tweak so as not to overlay the -30dB mark */
-                               points.push_back (48);
-                       }
-                       if (types.size() == 1) {
-                               points.push_back (64); // very close to -18dB
-                               points.push_back (96); // overlays with -6dB mark
-                       } else {
-                               points.push_back (72);
-                               points.push_back (88);
-                       }
-                       points.push_back (127);
+void
+MeterStrip::update_background(MeterType type)
+{
+       switch(type) {
+               case MeterIEC1DIN:
+               case MeterIEC1NOR:
+               case MeterIEC2BBC:
+               case MeterIEC2EBU:
+               case MeterK12:
+               case MeterK14:
+               case MeterK20:
+                       mtr_container.set_name ("meterstripPPM");
                        break;
-               }
+               case MeterVU:
+                       mtr_container.set_name ("meterstripVU");
+                       break;
+               default:
+                       mtr_container.set_name ("meterstripDPM");
+       }
+}
+
+MeterType
+MeterStrip::meter_type()
+{
+       assert((!_route && _strip_type == 0) || (_route && _strip_type != 0));
+       if (!_route) return metric_type;
+       return _route->meter_type();
+}
+
+gint
+MeterStrip::meter_ticks1_expose (GdkEventExpose *ev)
+{
+       assert(_route);
+       return meter_expose_ticks(ev, _route->meter_type(), _types, &meter_ticks1_area);
+}
 
-               char buf[32];
+gint
+MeterStrip::meter_ticks2_expose (GdkEventExpose *ev)
+{
+       assert(_route);
+       return meter_expose_ticks(ev, _route->meter_type(), _types, &meter_ticks2_area);
+}
 
-               for (vector<int>::const_iterator j = points.begin(); j != points.end(); ++j) {
+void
+MeterStrip::reset_route_peak_display (Route* route)
+{
+       if (_route && _route.get() == route) {
+               reset_peak_display ();
+       }
+}
 
-                       float fraction = 0;
-                       switch (*i) {
-                       case DataType::AUDIO:
-                               fraction = log_meter (*j);
-                               snprintf (buf, sizeof (buf), "%+2d", *j);
-                               break;
-                       case DataType::MIDI:
-                               fraction = *j / 127.0;
-                               snprintf (buf, sizeof (buf), "%3d", *j);
-                               break;
-                       }
+void
+MeterStrip::reset_group_peak_display (RouteGroup* group)
+{
+       if (_route && group == _route->route_group()) {
+               reset_peak_display ();
+       }
+}
 
-                       gint const pos = height - (gint) floor (height * fraction);
+void
+MeterStrip::reset_peak_display ()
+{
+       _route->shared_peak_meter()->reset_max();
+       level_meter->clear_meters();
+       max_peak = -INFINITY;
+       peak_display.set_active_state ( Gtkmm2ext::Off );
+}
 
-                       cairo_set_line_width (cr, 1.0);
-                       cairo_move_to (cr, width-3.5, pos);
-                       cairo_line_to (cr, width, pos);
-                       cairo_stroke (cr);
+bool
+MeterStrip::peak_button_release (GdkEventButton* ev)
+{
+       if (ev->button == 1 && Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) {
+               ResetAllPeakDisplays ();
+       } else if (ev->button == 1 && Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
+               if (_route) {
+                       ResetGroupPeakDisplays (_route->route_group());
+               }
+       } else {
+               ResetRoutePeakDisplays (_route.get());
+       }
+       return false;
+}
 
-                       layout->set_text(buf);
+void
+MeterStrip::redraw_metrics ()
+{
+       meter_metric_area.queue_draw();
+       meter_ticks1_area.queue_draw();
+       meter_ticks2_area.queue_draw();
+}
 
-                       /* we want logical extents, not ink extents here */
+void
+MeterStrip::update_button_box ()
+{
+       if (!_session) return;
+       int height = 0;
+       if (_session->config.get_show_mute_on_meterbridge()) {
+               height += PX_SCALE(18, 18) + PX_SCALE(2, 2);
+               mutebox.show();
+       } else {
+               mutebox.hide();
+       }
+       if (_session->config.get_show_solo_on_meterbridge()) {
+               height += PX_SCALE(18, 18) + PX_SCALE(2, 2);
+               solobox.show();
+       } else {
+               solobox.hide();
+       }
+       if (_session->config.get_show_rec_on_meterbridge()) {
+               height += PX_SCALE(18, 18) + PX_SCALE(2, 2);
+               recbox.show();
+       } else {
+               recbox.hide();
+       }
+       if (_session->config.get_show_monitor_on_meterbridge()) {
+               height += PX_SCALE(18, 18) + PX_SCALE(2, 2);
+               height += PX_SCALE(18, 18) + PX_SCALE(2, 2);
+               mon_in_box.show();
+               mon_disk_box.show();
+       } else {
+               mon_in_box.hide();
+               mon_disk_box.hide();
+       }
+       btnbox.set_size_request(PX_SCALE(18, 18), height);
+       check_resize();
+}
 
-                       int tw, th;
-                       layout->get_pixel_size(tw, th);
+void
+MeterStrip::update_name_box ()
+{
+       if (!_session) return;
+       if (_session->config.get_show_name_on_meterbridge()) {
+               namebx.show();
+       } else {
+               namebx.hide();
+       }
+}
 
-                       int p = pos - (th / 2);
-                       p = min (p, height - th);
-                       p = max (p, 0);
+void
+MeterStrip::parameter_changed (std::string const & p)
+{
+       if (p == "meter-peak") {
+               max_peak = -INFINITY;
+       }
+       else if (p == "show-rec-on-meterbridge") {
+               update_button_box();
+       }
+       else if (p == "show-mute-on-meterbridge") {
+               update_button_box();
+       }
+       else if (p == "show-solo-on-meterbridge") {
+               update_button_box();
+       }
+       else if (p == "show-name-on-meterbridge") {
+               update_name_box();
+       }
+       else if (p == "show-monitor-on-meterbridge") {
+               update_button_box();
+       }
+       else if (p == "meterbridge-label-height") {
+               queue_resize();
+       }
+       else if (p == "track-name-number") {
+               name_changed();
+               queue_resize();
+       }
+}
 
-                       cairo_move_to (cr, width-5-tw, p);
-                       pango_cairo_show_layout (cr, layout->gobj());
+void
+MeterStrip::name_changed () {
+       if (!_route) {
+               return;
+       }
+       name_label.set_text(_route->name ());
+       if (_session && _session->config.get_track_name_number()) {
+               const uint64_t track_number = _route->track_number();
+               if (track_number == 0) {
+                       number_label.set_text("-");
+                       number_label.hide();
+               } else {
+                       number_label.set_text (PBD::to_string (track_number, std::dec));
+                       number_label.show();
                }
+               const int tnh = 4 + std::max(2u, _session->track_number_decimals()) * 8; // TODO 8 = max_width_of_digit_0_to_9()
+               // NB numbers are rotated 90deg. on the meterbridge -> use height
+               number_label.set_size_request(PX_SCALE(18, 18), tnh * UIConfiguration::instance().get_ui_scale());
+       } else {
+               number_label.hide();
        }
+}
 
-       if (types.size() == 1) {
-               int tw, th;
-               layout->set_attributes (unit_font_attributes);
-               switch (types.at(0)) {
-                       case DataType::AUDIO:
-                               layout->set_text("dBFS");
-                               layout->get_pixel_size(tw, th);
-                               break;
-                       case DataType::MIDI:
-                               layout->set_text("vel");
-                               layout->get_pixel_size(tw, th);
-                               break;
+bool
+MeterStrip::level_meter_button_press (GdkEventButton* ev)
+{
+       if (ev->button == 3) {
+               if (_route && _route->shared_peak_meter()->input_streams ().n_audio() > 0) {
+                       popup_level_meter_menu (ev);
                }
-               Gdk::Color c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
-               cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
-               cairo_move_to (cr, 1, height - th);
-               pango_cairo_show_layout (cr, layout->gobj());
+               return true;
        }
 
-       cairo_pattern_t* pattern = cairo_pattern_create_for_surface (surface);
-       MetricPatterns::iterator p;
+       return false;
+}
 
-       if ((p = metric_patterns.find (w.get_name())) != metric_patterns.end()) {
-               cairo_pattern_destroy (p->second);
-       }
+void
+MeterStrip::popup_level_meter_menu (GdkEventButton* ev)
+{
+       using namespace Gtk::Menu_Helpers;
+
+       Gtk::Menu* m = manage (new Menu);
+       MenuList& items = m->items ();
+
+       RadioMenuItem::Group group;
+
+       _suspend_menu_callbacks = true;
+       add_level_meter_type_item (items, group, ArdourMeter::meter_type_string(MeterPeak), MeterPeak);
+       add_level_meter_type_item (items, group, ArdourMeter::meter_type_string(MeterPeak0dB), MeterPeak0dB);
+       add_level_meter_type_item (items, group, ArdourMeter::meter_type_string(MeterKrms),  MeterKrms);
+       add_level_meter_type_item (items, group, ArdourMeter::meter_type_string(MeterIEC1DIN), MeterIEC1DIN);
+       add_level_meter_type_item (items, group, ArdourMeter::meter_type_string(MeterIEC1NOR), MeterIEC1NOR);
+       add_level_meter_type_item (items, group, ArdourMeter::meter_type_string(MeterIEC2BBC), MeterIEC2BBC);
+       add_level_meter_type_item (items, group, ArdourMeter::meter_type_string(MeterIEC2EBU), MeterIEC2EBU);
+       add_level_meter_type_item (items, group, ArdourMeter::meter_type_string(MeterK20), MeterK20);
+       add_level_meter_type_item (items, group, ArdourMeter::meter_type_string(MeterK14), MeterK14);
+       add_level_meter_type_item (items, group, ArdourMeter::meter_type_string(MeterK12), MeterK12);
+       add_level_meter_type_item (items, group, ArdourMeter::meter_type_string(MeterVU),  MeterVU);
+
+       MeterType cmt = _route->meter_type();
+       const std::string cmn = ArdourMeter::meter_type_string(cmt);
+
+       items.push_back (SeparatorElem());
+       items.push_back (MenuElem (string_compose(_("Change all in Group to %1"), cmn),
+                               sigc::bind (SetMeterTypeMulti, -1, _route->route_group(), cmt)));
+       items.push_back (MenuElem (string_compose(_("Change all to %1"), cmn),
+                               sigc::bind (SetMeterTypeMulti, 0, _route->route_group(), cmt)));
+       items.push_back (MenuElem (string_compose(_("Change same track-type to %1"), cmn),
+                               sigc::bind (SetMeterTypeMulti, _strip_type, _route->route_group(), cmt)));
+
+       m->popup (ev->button, ev->time);
+       _suspend_menu_callbacks = false;
+}
 
-       metric_patterns[w.get_name()] = pattern;
+bool
+MeterStrip::name_label_button_release (GdkEventButton* ev)
+{
+       if (!_session) return true;
+       if (!_session->config.get_show_name_on_meterbridge()) return true;
 
-       cairo_destroy (cr);
-       cairo_surface_destroy (surface);
+       if (ev->button == 3) {
+               popup_name_label_menu (ev);
+               return true;
+       }
 
-       return pattern;
+       return false;
 }
 
-/* XXX code-copy from gain_meter.cc -- TODO consolidate */
-gint
-MeterStrip::meter_metrics_expose (GdkEventExpose *ev)
+void
+MeterStrip::popup_name_label_menu (GdkEventButton* ev)
 {
-       Glib::RefPtr<Gdk::Window> win (meter_metric_area.get_window());
-       cairo_t* cr;
+       using namespace Gtk::Menu_Helpers;
 
-       cr = gdk_cairo_create (win->gobj());
+       Gtk::Menu* m = manage (new Menu);
+       MenuList& items = m->items ();
 
-       /* clip to expose area */
+       RadioMenuItem::Group group;
 
-       gdk_cairo_rectangle (cr, &ev->area);
-       cairo_clip (cr);
+       _suspend_menu_callbacks = true;
+       add_label_height_item (items, group, _("Variable height"), 0);
+       add_label_height_item (items, group, _("Short"), 1);
+       add_label_height_item (items, group, _("Tall"), 2);
+       add_label_height_item (items, group, _("Grande"), 3);
+       add_label_height_item (items, group, _("Venti"), 4);
 
-       cairo_pattern_t* pattern;
-       MetricPatterns::iterator i = metric_patterns.find (meter_metric_area.get_name());
+       m->popup (ev->button, ev->time);
+       _suspend_menu_callbacks = false;
+}
 
-       if (i == metric_patterns.end() || style_changed) {
-               pattern = render_metrics (meter_metric_area, _types);
-       } else {
-               pattern = i->second;
-       }
+void
+MeterStrip::add_label_height_item (Menu_Helpers::MenuList& items, RadioMenuItem::Group& group, string const & name, uint32_t h)
+{
+       using namespace Menu_Helpers;
 
-       cairo_move_to (cr, 0, 0);
-       cairo_set_source (cr, pattern);
+       items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MeterStrip::set_label_height), h)));
+       RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
+       i->set_active (_session && _session->config.get_meterbridge_label_height() == h);
+}
+
+void
+MeterStrip::add_level_meter_type_item (Menu_Helpers::MenuList& items, RadioMenuItem::Group& group, string const & name, MeterType type)
+{
+       using namespace Menu_Helpers;
 
-       gint width, height;
-       win->get_size (width, height);
+       items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MeterStrip::set_meter_type), type)));
+       RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
+       i->set_active (_route->meter_type() == type);
+}
+
+void
+MeterStrip::set_meter_type (MeterType type)
+{
+       if (_suspend_menu_callbacks) return;
+       if (_route->meter_type() == type) return;
 
-       cairo_rectangle (cr, 0, 0, width, height);
-       cairo_fill (cr);
+       level_meter->set_type (type);
+}
+
+void
+MeterStrip::set_label_height (uint32_t h)
+{
+       if (_suspend_menu_callbacks) return;
+       _session->config.set_meterbridge_label_height(h);
+}
+
+void
+MeterStrip::meter_type_changed (MeterType type)
+{
+       if (_route->meter_type() != type) {
+               _route->set_meter_type(type);
+       }
+       update_background (type);
+       MetricChanged();
+}
 
-       style_changed = false;
+void
+MeterStrip::set_meter_type_multi (int what, RouteGroup* group, MeterType type)
+{
+       switch (what) {
+               case -1:
+                       if (_route && group == _route->route_group()) {
+                               level_meter->set_type (type);
+                       }
+                       break;
+               case 0:
+                       level_meter->set_type (type);
+               default:
+                       if (what == _strip_type) {
+                               level_meter->set_type (type);
+                       }
+                       break;
+       }
+}
 
-       cairo_destroy (cr);
+string
+MeterStrip::name () const
+{
+       return _route->name();
+}
 
-       return true;
+Gdk::Color
+MeterStrip::color () const
+{
+       return RouteUI::route_color ();
 }
+