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livetrax/gtk2_ardour/meter_strip.cc

420 lines
11 KiB
C++

/*
Copyright (C) 2013 Paul Davis
Author: Robin Gareus
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <list>
#include <sigc++/bind.h>
#include "ardour/session.h"
#include "ardour/route.h"
#include "ardour/route_group.h"
#include "ardour/meter.h"
#include "ardour/audio_track.h"
#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 "global_signals.h"
#include "logmeter.h"
#include "gui_thread.h"
#include "ardour_window.h"
#include "utils.h"
#include "meterbridge.h"
#include "meter_strip.h"
#include "meter_patterns.h"
#include "i18n.h"
using namespace ARDOUR;
using namespace PBD;
using namespace Gtk;
using namespace Gtkmm2ext;
using namespace std;
PBD::Signal1<void,MeterStrip*> MeterStrip::CatchDeletion;
PBD::Signal0<void> MeterStrip::MetricChanged;
MeterStrip::MeterStrip (int metricmode)
: AxisView(0)
, RouteUI(0)
{
level_meter = 0;
set_spacing(2);
peakbx.set_size_request(-1, 14);
btnbox.set_size_request(-1, 16);
namebx.set_size_request(18, 52);
set_metric_mode(metricmode);
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));
RedrawMetrics.connect (sigc::mem_fun(*this, &MeterStrip::redraw_metrics));
meterbox.pack_start(meter_metric_area, true, false);
pack_start (peakbx, false, false);
pack_start (meterbox, true, true);
pack_start (btnbox, false, false);
pack_start (namebx, false, false);
peakbx.show();
btnbox.show();
meter_metric_area.show();
meterbox.show();
namebx.show();
UI::instance()->theme_changed.connect (sigc::mem_fun(*this, &MeterStrip::on_theme_changed));
ColorsChanged.connect (sigc::mem_fun (*this, &MeterStrip::on_theme_changed));
DPIReset.connect (sigc::mem_fun (*this, &MeterStrip::on_theme_changed));
}
MeterStrip::MeterStrip (Session* sess, boost::shared_ptr<ARDOUR::Route> rt)
: AxisView(sess)
, RouteUI(sess)
, _route(rt)
, peak_display()
{
set_spacing(2);
RouteUI::set_route (rt);
_has_midi = false;
int meter_width = 6;
if (_route->shared_peak_meter()->input_streams().n_total() == 1) {
meter_width = 12;
}
// level meter + ticks
level_meter = new LevelMeter(sess);
level_meter->set_meter (_route->shared_peak_meter().get());
level_meter->clear_meters();
level_meter->setup_meters (220, meter_width, 6);
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));
max_peak = minus_infinity();
peak_display.unset_flags (Gtk::CAN_FOCUS);
peak_display.set_size_request(12, 8);
peak_display.set_corner_radius(2);
peak_align.set(0.5, 1.0, 1.0, 0.8);
peak_align.add(peak_display);
peakbx.pack_start(peak_align, true, true, 3);
peakbx.set_size_request(-1, 14);
// add track-name label
name_label.set_text(_route->name().c_str());
name_label.set_corner_radius(2);
name_label.set_name("meterbridge label");
name_label.set_angle(-90.0);
name_label.layout()->set_ellipsize (Pango::ELLIPSIZE_END);
name_label.layout()->set_width(48 * PANGO_SCALE);
name_label.set_size_request(18, 50);
name_label.set_alignment(-1.0, .5);
namebx.set_size_request(18, 52);
namebx.pack_start(name_label, true, false, 3);
// rec-enable button
btnbox.pack_start(*rec_enable_button, true, false);
rec_enable_button->set_corner_radius(2);
btnbox.set_size_request(-1, 16);
pack_start (peakbx, false, false);
pack_start (meterbox, true, true);
pack_start (btnbox, false, false);
pack_start (namebx, false, false);
peak_display.show();
peakbx.show();
meter_ticks1_area.show();
meter_ticks2_area.show();
meterbox.show();
level_meter->show();
meter_align.show();
peak_align.show();
btnbox.show();
name_label.show();
namebx.show();
_route->shared_peak_meter()->ConfigurationChanged.connect (
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));
meter_configuration_changed (_route->shared_peak_meter()->input_streams ());
meter_ticks1_area.set_size_request(3,-1);
meter_ticks2_area.set_size_request(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 (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);
UI::instance()->theme_changed.connect (sigc::mem_fun(*this, &MeterStrip::on_theme_changed));
ColorsChanged.connect (sigc::mem_fun (*this, &MeterStrip::on_theme_changed));
DPIReset.connect (sigc::mem_fun (*this, &MeterStrip::on_theme_changed));
}
MeterStrip::~MeterStrip ()
{
delete level_meter;
CatchDeletion (this);
}
void
MeterStrip::self_delete ()
{
delete this;
}
void
MeterStrip::update_rec_display ()
{
RouteUI::update_rec_display ();
}
std::string
MeterStrip::state_id() const
{
return string_compose ("mtrs %1", _route->id().to_s());
}
void
MeterStrip::set_button_names()
{
rec_enable_button->set_text ("");
rec_enable_button->set_image (::get_icon (X_("record_normal_red")));
}
void
MeterStrip::strip_property_changed (const PropertyChange& what_changed)
{
if (!what_changed.contains (ARDOUR::Properties::name)) {
return;
}
ENSURE_GUI_THREAD (*this, &MeterStrip::strip_name_changed, what_changed)
name_label.set_text(_route->name());
}
void
MeterStrip::fast_update ()
{
float mpeak = level_meter->update_meters();
if (mpeak > max_peak) {
max_peak = mpeak;
if (mpeak >= Config->get_meter_peak()) {
peak_display.set_name ("meterbridge peakindicator on");
peak_display.set_elements((ArdourButton::Element) (ArdourButton::Edge|ArdourButton::Body));
}
}
}
void
MeterStrip::on_theme_changed()
{
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
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) {
_types.push_back (*i);
type |= 1 << (*i);
}
}
// 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_ticks1_area.set_name ("AudioBusMetricsLeft");
meter_ticks2_area.set_name ("AudioBusMetricsRight");
_has_midi = false;
}
else if (type == (1 << DataType::AUDIO)) {
meter_ticks1_area.set_name ("AudioTrackMetricsLeft");
meter_ticks2_area.set_name ("AudioTrackMetricsRight");
_has_midi = false;
}
else if (type == (1 << DataType::MIDI)) {
meter_ticks1_area.set_name ("MidiTrackMetricsLeft");
meter_ticks2_area.set_name ("MidiTrackMetricsRight");
_has_midi = true;
} else {
meter_ticks1_area.set_name ("AudioMidiTrackMetricsLeft");
meter_ticks2_area.set_name ("AudioMidiTrackMetricsRight");
_has_midi = true;
}
if (old_has_midi != _has_midi) MetricChanged();
on_theme_changed();
}
void
MeterStrip::on_size_request (Gtk::Requisition* r)
{
meter_clear_pattern_cache();
VBox::on_size_request(r);
}
void
MeterStrip::on_size_allocate (Gtk::Allocation& a)
{
meter_clear_pattern_cache();
const int wh = a.get_height();
int nh = ceilf(wh * .11f);
if (nh < 52) nh = 52;
if (nh > 148) nh = 148;
namebx.set_size_request(18, nh);
if (_route) {
name_label.set_size_request(18, nh-2);
name_label.layout()->set_width((nh-4) * PANGO_SCALE);
}
VBox::on_size_allocate(a);
}
gint
MeterStrip::meter_metrics_expose (GdkEventExpose *ev)
{
return meter_expose_metrics(ev, _types, &meter_metric_area);
}
void
MeterStrip::set_metric_mode (int 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;
}
meter_metric_area.queue_draw ();
}
gint
MeterStrip::meter_ticks1_expose (GdkEventExpose *ev)
{
return meter_expose_ticks(ev, _types, &meter_ticks1_area);
}
gint
MeterStrip::meter_ticks2_expose (GdkEventExpose *ev)
{
return meter_expose_ticks(ev, _types, &meter_ticks2_area);
}
void
MeterStrip::reset_route_peak_display (Route* route)
{
if (_route && _route.get() == route) {
reset_peak_display ();
}
}
void
MeterStrip::reset_group_peak_display (RouteGroup* group)
{
if (_route && group == _route->route_group()) {
reset_peak_display ();
}
}
void
MeterStrip::reset_peak_display ()
{
_route->shared_peak_meter()->reset_max();
level_meter->clear_meters();
max_peak = -INFINITY;
peak_display.set_name ("meterbridge peakindicator");
peak_display.set_elements((ArdourButton::Element) (ArdourButton::Edge|ArdourButton::Body));
}
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 true;
}
void
MeterStrip::redraw_metrics ()
{
meter_metric_area.queue_draw();
meter_ticks1_area.queue_draw();
meter_ticks2_area.queue_draw();
}