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livetrax/gtk2_ardour/gain_meter.h
Robin Gareus 4050ca5633
Update GPL boilerplate and (C)
Copyright-holder and year information is extracted from git log.

git history begins in 2005. So (C) from 1998..2005 is lost. Also some
(C) assignment of commits where the committer didn't use --author.
2019-08-03 15:53:15 +02:00

252 lines
7.1 KiB
C++

/*
* Copyright (C) 2005-2016 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2005 Taybin Rutkin <taybin@taybin.com>
* Copyright (C) 2006 Nick Mainsbridge <mainsbridge@gmail.com>
* Copyright (C) 2007-2011 David Robillard <d@drobilla.net>
* Copyright (C) 2007 Doug McLain <doug@nostar.net>
* Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2013-2019 Robin Gareus <robin@gareus.org>
* Copyright (C) 2014 Ben Loftis <ben@harrisonconsoles.com>
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __ardour_gtk_gain_meter_h__
#define __ardour_gtk_gain_meter_h__
#include <vector>
#include <map>
#include <gtkmm/adjustment.h>
#include <gtkmm/alignment.h>
#include <gtkmm/box.h>
#include <gtkmm/button.h>
#include <gtkmm/drawingarea.h>
#include <gtkmm/eventbox.h>
#include <gtkmm/frame.h>
#include <gtkmm/table.h>
//#include <gdkmm/colormap.h>
#include "pbd/signals.h"
#include "ardour/chan_count.h"
#include "ardour/types.h"
#include "ardour/session_handle.h"
#include "widgets/ardour_button.h"
#include "widgets/focus_entry.h"
#include "widgets/slider_controller.h"
#include "enums.h"
#include "level_meter.h"
namespace ARDOUR {
class IO;
class GainControl;
class Session;
class Route;
class RouteGroup;
class PeakMeter;
class Amp;
class Automatable;
}
namespace Gtk {
class Menu;
}
enum MeterPointChangeTarget {
MeterPointChangeAll,
MeterPointChangeGroup,
MeterPointChangeSingle
};
class GainMeterBase : virtual public sigc::trackable, ARDOUR::SessionHandlePtr
{
public:
GainMeterBase (ARDOUR::Session*, bool horizontal, int, int);
virtual ~GainMeterBase ();
virtual void set_controls (boost::shared_ptr<ARDOUR::Route> route,
boost::shared_ptr<ARDOUR::PeakMeter> meter,
boost::shared_ptr<ARDOUR::Amp> amp,
boost::shared_ptr<ARDOUR::GainControl> control);
void update_gain_sensitive ();
void update_meters ();
const ARDOUR::ChanCount meter_channels () const;
void effective_gain_display ();
void set_width (Width, int len=0);
void set_meter_strip_name (const char * name);
void set_fader_name (const char * name);
virtual void setup_meters (int len=0);
boost::shared_ptr<PBD::Controllable> get_controllable();
LevelMeterHBox& get_level_meter() const { return *level_meter; }
ArdourWidgets::SliderController& get_gain_slider() const { return *gain_slider; }
/** Emitted in the GUI thread when a button is pressed over the level meter;
* return true if the event is handled.
*/
PBD::Signal1<bool, GdkEventButton *> LevelMeterButtonPress;
static std::string astate_string (ARDOUR::AutoState);
static std::string short_astate_string (ARDOUR::AutoState);
static std::string _astate_string (ARDOUR::AutoState, bool);
protected:
friend class MixerStrip;
friend class MeterStrip;
friend class RouteTimeAxisView;
friend class VCAMasterStrip;
boost::shared_ptr<ARDOUR::Route> _route;
boost::shared_ptr<ARDOUR::PeakMeter> _meter;
boost::shared_ptr<ARDOUR::Amp> _amp;
boost::shared_ptr<ARDOUR::GainControl> _control;
std::vector<sigc::connection> connections;
PBD::ScopedConnectionList model_connections;
bool ignore_toggle;
bool next_release_selects;
ArdourWidgets::SliderController* gain_slider;
Gtk::Adjustment gain_adjustment;
ArdourWidgets::FocusEntry gain_display;
ArdourWidgets::FocusEntry peak_display;
Gtk::DrawingArea meter_metric_area;
Gtk::DrawingArea meter_ticks1_area;
Gtk::DrawingArea meter_ticks2_area;
LevelMeterHBox* level_meter;
sigc::connection gain_watching;
ArdourWidgets::ArdourButton gain_automation_state_button;
Gtk::Menu gain_astate_menu;
ArdourWidgets::ArdourButton meter_point_button;
Gtk::Menu meter_point_menu;
void set_gain_astate (ARDOUR::AutoState);
bool gain_astate_propagate;
static sigc::signal<void, ARDOUR::AutoState> ChangeGainAutomationState;
gint gain_automation_state_button_event (GdkEventButton *);
gint pan_automation_state_button_event (GdkEventButton *);
void gain_automation_state_changed();
void setup_gain_adjustment ();
Width _width;
void show_gain ();
void gain_activated ();
bool gain_focused (GdkEventFocus*);
float max_peak;
void fader_moved ();
void gain_changed ();
void meter_point_clicked (ARDOUR::MeterPoint);
void gain_unit_changed ();
virtual void hide_all_meters ();
gint meter_button_press (GdkEventButton*, uint32_t);
bool peak_button_press (GdkEventButton*);
bool peak_button_release (GdkEventButton*);
bool gain_key_press (GdkEventKey*);
Gtk::Menu* meter_menu;
void popup_meter_menu (GdkEventButton*);
void amp_stop_touch ();
void amp_start_touch ();
void set_route_group_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
void set_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
gint meter_press (GdkEventButton*);
ARDOUR::MeterPoint old_meter_point;
MeterPointChangeTarget meter_point_change_target;
void parameter_changed (const char*);
void reset_peak_display ();
void reset_route_peak_display (ARDOUR::Route*);
void reset_group_peak_display (ARDOUR::RouteGroup*);
void redraw_metrics ();
void on_theme_changed ();
void color_handler(bool);
ARDOUR::DataType _data_type;
ARDOUR::ChanCount _previous_amp_output_streams;
private:
bool level_meter_button_press (GdkEventButton *);
PBD::ScopedConnection _level_meter_connection;
};
class GainMeter : public GainMeterBase, public Gtk::VBox
{
public:
GainMeter (ARDOUR::Session*, int);
virtual ~GainMeter ();
virtual void set_controls (boost::shared_ptr<ARDOUR::Route> route,
boost::shared_ptr<ARDOUR::PeakMeter> meter,
boost::shared_ptr<ARDOUR::Amp> amp,
boost::shared_ptr<ARDOUR::GainControl> control);
int get_gm_width ();
void setup_meters (int len=0);
void route_active_changed ();
protected:
void hide_all_meters ();
gint meter_metrics_expose (GdkEventExpose *);
gint meter_ticks1_expose (GdkEventExpose *);
gint meter_ticks2_expose (GdkEventExpose *);
void on_style_changed (const Glib::RefPtr<Gtk::Style>&);
void redraw_metrics ();
private:
void meter_configuration_changed (ARDOUR::ChanCount);
Gtk::HBox gain_display_box;
Gtk::HBox fader_box;
Gtk::VBox fader_vbox;
Gtk::HBox hbox;
Gtk::HBox meter_hbox;
Gtk::Alignment fader_alignment;
Gtk::Alignment meter_alignment;
std::vector<ARDOUR::DataType> _types;
};
#endif /* __ardour_gtk_gain_meter_h__ */