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livetrax/gtk2_ardour/gain_meter.h

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/*
Copyright (C) 2002 Paul Davis
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.
*/
#ifndef __ardour_gtk_gain_meter_h__
#define __ardour_gtk_gain_meter_h__
#include <vector>
#include <map>
#include <gtkmm/box.h>
#include <gtkmm/adjustment.h>
#include <gtkmm/frame.h>
#include <gtkmm/eventbox.h>
#include <gtkmm/button.h>
#include <gtkmm/table.h>
#include <gtkmm/drawingarea.h>
#include <gdkmm/colormap.h>
#include "pbd/signals.h"
#include "ardour/chan_count.h"
#include "ardour/types.h"
#include "ardour/session_handle.h"
#include "gtkmm2ext/click_box.h"
#include "gtkmm2ext/focus_entry.h"
#include "gtkmm2ext/slider_controller.h"
#include "enums.h"
#include "level_meter.h"
namespace ARDOUR {
class IO;
class Session;
class Route;
class RouteGroup;
class PeakMeter;
class Amp;
class Automatable;
}
namespace Gtkmm2ext {
class FastMeter;
class BarController;
}
namespace Gtk {
class Menu;
}
class GainMeterBase : virtual public sigc::trackable, ARDOUR::SessionHandlePtr
{
public:
GainMeterBase (ARDOUR::Session*, const Glib::RefPtr<Gdk::Pixbuf>& pix,
bool horizontal, 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);
void update_gain_sensitive ();
void update_meters ();
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();
LevelMeter& get_level_meter() const { return *level_meter; }
Gtkmm2ext::SliderController& get_gain_slider() const { return *gain_slider; }
protected:
friend class MixerStrip;
boost::shared_ptr<ARDOUR::Route> _route;
boost::shared_ptr<ARDOUR::PeakMeter> _meter;
boost::shared_ptr<ARDOUR::Amp> _amp;
std::vector<sigc::connection> connections;
PBD::ScopedConnectionList model_connections;
bool ignore_toggle;
bool next_release_selects;
Gtkmm2ext::SliderController *gain_slider;
Gtk::Adjustment gain_adjustment;
Gtkmm2ext::FocusEntry gain_display;
Gtk::Button peak_display;
Gtk::DrawingArea meter_metric_area;
LevelMeter *level_meter;
sigc::connection gain_watching;
Gtk::Button gain_automation_style_button;
Gtk::ToggleButton gain_automation_state_button;
Gtk::Menu gain_astate_menu;
Gtk::Menu gain_astyle_menu;
gint gain_automation_style_button_event (GdkEventButton *);
gint gain_automation_state_button_event (GdkEventButton *);
gint pan_automation_style_button_event (GdkEventButton *);
gint pan_automation_state_button_event (GdkEventButton *);
void gain_automation_state_changed();
void gain_automation_style_changed();
std::string astate_string (ARDOUR::AutoState);
std::string short_astate_string (ARDOUR::AutoState);
std::string _astate_string (ARDOUR::AutoState, bool);
std::string astyle_string (ARDOUR::AutoStyle);
std::string short_astyle_string (ARDOUR::AutoStyle);
std::string _astyle_string (ARDOUR::AutoStyle, bool);
Width _width;
void show_gain ();
void gain_activated ();
bool gain_focused (GdkEventFocus*);
float max_peak;
void gain_adjusted ();
void gain_changed ();
void meter_point_clicked ();
void gain_unit_changed ();
virtual void hide_all_meters ();
gint meter_button_press (GdkEventButton*, uint32_t);
bool peak_button_release (GdkEventButton*);
bool gain_key_press (GdkEventKey*);
Gtk::Menu* meter_menu;
void popup_meter_menu (GdkEventButton*);
bool gain_slider_button_press (GdkEventButton *);
bool gain_slider_button_release (GdkEventButton *);
void set_route_group_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
void set_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
gint meter_release (GdkEventButton*);
gint meter_press (GdkEventButton*);
bool wait_for_release;
ARDOUR::MeterPoint old_meter_point;
void parameter_changed (const char*);
void reset_peak_display ();
void reset_group_peak_display (ARDOUR::RouteGroup*);
static sigc::signal<void> ResetAllPeakDisplays;
static sigc::signal<void,ARDOUR::RouteGroup*> ResetGroupPeakDisplays;
void on_theme_changed ();
bool style_changed;
bool dpi_changed;
bool color_changed;
void color_handler(bool);
bool _is_midi;
};
class GainMeter : public GainMeterBase, public Gtk::VBox
{
public:
GainMeter (ARDOUR::Session*, int);
~GainMeter () {}
virtual void set_controls (boost::shared_ptr<ARDOUR::Route> route,
boost::shared_ptr<ARDOUR::PeakMeter> meter,
boost::shared_ptr<ARDOUR::Amp> amp);
int get_gm_width ();
void setup_meters (int len=0);
static void setup_slider_pix ();
protected:
void hide_all_meters ();
gint meter_metrics_expose (GdkEventExpose *);
typedef std::map<std::string,cairo_pattern_t*> MetricPatterns;
static MetricPatterns metric_patterns;
static cairo_pattern_t* render_metrics (Gtk::Widget &, std::vector<ARDOUR::DataType>);
private:
void meter_configuration_changed (ARDOUR::ChanCount);
Gtk::HBox gain_display_box;
Gtk::HBox fader_box;
Gtk::VBox* fader_vbox;
Gtk::HBox hbox;
Gtk::Alignment fader_alignment;
Gtk::Alignment meter_alignment;
std::vector<ARDOUR::DataType> _types;
static Glib::RefPtr<Gdk::Pixbuf> slider;
};
#endif /* __ardour_gtk_gain_meter_h__ */