2 * Copyright (C) 2005-2016 Paul Davis <paul@linuxaudiosystems.com>
3 * Copyright (C) 2005 Taybin Rutkin <taybin@taybin.com>
4 * Copyright (C) 2006 Nick Mainsbridge <mainsbridge@gmail.com>
5 * Copyright (C) 2007-2011 David Robillard <d@drobilla.net>
6 * Copyright (C) 2007 Doug McLain <doug@nostar.net>
7 * Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
8 * Copyright (C) 2013-2019 Robin Gareus <robin@gareus.org>
9 * Copyright (C) 2014 Ben Loftis <ben@harrisonconsoles.com>
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License along
22 * with this program; if not, write to the Free Software Foundation, Inc.,
23 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
26 #ifndef __ardour_gtk_gain_meter_h__
27 #define __ardour_gtk_gain_meter_h__
32 #include <gtkmm/adjustment.h>
33 #include <gtkmm/alignment.h>
34 #include <gtkmm/box.h>
35 #include <gtkmm/button.h>
36 #include <gtkmm/drawingarea.h>
37 #include <gtkmm/eventbox.h>
38 #include <gtkmm/frame.h>
39 #include <gtkmm/table.h>
41 //#include <gdkmm/colormap.h>
43 #include "pbd/signals.h"
45 #include "ardour/chan_count.h"
46 #include "ardour/types.h"
47 #include "ardour/session_handle.h"
49 #include "widgets/ardour_button.h"
50 #include "widgets/focus_entry.h"
51 #include "widgets/slider_controller.h"
54 #include "level_meter.h"
71 enum MeterPointChangeTarget {
73 MeterPointChangeGroup,
74 MeterPointChangeSingle
77 class GainMeterBase : virtual public sigc::trackable, ARDOUR::SessionHandlePtr
80 GainMeterBase (ARDOUR::Session*, bool horizontal, int, int);
81 virtual ~GainMeterBase ();
83 virtual void set_controls (boost::shared_ptr<ARDOUR::Route> route,
84 boost::shared_ptr<ARDOUR::PeakMeter> meter,
85 boost::shared_ptr<ARDOUR::Amp> amp,
86 boost::shared_ptr<ARDOUR::GainControl> control);
88 void update_gain_sensitive ();
89 void update_meters ();
91 const ARDOUR::ChanCount meter_channels () const;
93 void effective_gain_display ();
94 void set_width (Width, int len=0);
95 void set_meter_strip_name (const char * name);
96 void set_fader_name (const char * name);
98 virtual void setup_meters (int len=0);
100 boost::shared_ptr<PBD::Controllable> get_controllable();
102 LevelMeterHBox& get_level_meter() const { return *level_meter; }
103 ArdourWidgets::SliderController& get_gain_slider() const { return *gain_slider; }
105 /** Emitted in the GUI thread when a button is pressed over the level meter;
106 * return true if the event is handled.
108 PBD::Signal1<bool, GdkEventButton *> LevelMeterButtonPress;
110 static std::string meterpt_string (ARDOUR::MeterPoint);
111 static std::string astate_string (ARDOUR::AutoState);
112 static std::string short_astate_string (ARDOUR::AutoState);
113 static std::string _astate_string (ARDOUR::AutoState, bool);
117 friend class MixerStrip;
118 friend class MeterStrip;
119 friend class RouteTimeAxisView;
120 friend class VCAMasterStrip;
121 boost::shared_ptr<ARDOUR::Route> _route;
122 boost::shared_ptr<ARDOUR::PeakMeter> _meter;
123 boost::shared_ptr<ARDOUR::Amp> _amp;
124 boost::shared_ptr<ARDOUR::GainControl> _control;
125 std::vector<sigc::connection> connections;
126 PBD::ScopedConnectionList model_connections;
129 bool next_release_selects;
131 ArdourWidgets::SliderController* gain_slider;
132 Gtk::Adjustment gain_adjustment;
133 ArdourWidgets::FocusEntry gain_display;
134 ArdourWidgets::FocusEntry peak_display;
135 Gtk::DrawingArea meter_metric_area;
136 Gtk::DrawingArea meter_ticks1_area;
137 Gtk::DrawingArea meter_ticks2_area;
138 LevelMeterHBox* level_meter;
140 sigc::connection gain_watching;
142 ArdourWidgets::ArdourButton gain_automation_state_button;
144 Gtk::Menu gain_astate_menu;
146 ArdourWidgets::ArdourButton meter_point_button;
148 Gtk::Menu meter_point_menu;
150 void set_gain_astate (ARDOUR::AutoState);
151 bool gain_astate_propagate;
152 static sigc::signal<void, ARDOUR::AutoState> ChangeGainAutomationState;
154 gint gain_automation_state_button_event (GdkEventButton *);
155 gint pan_automation_state_button_event (GdkEventButton *);
157 void gain_automation_state_changed();
159 void setup_gain_adjustment ();
163 void gain_activated ();
164 bool gain_focused (GdkEventFocus*);
169 void gain_changed ();
171 void meter_point_clicked (ARDOUR::MeterPoint);
172 void gain_unit_changed ();
174 virtual void hide_all_meters ();
176 gint meter_button_press (GdkEventButton*, uint32_t);
178 bool peak_button_press (GdkEventButton*);
179 bool peak_button_release (GdkEventButton*);
180 bool gain_key_press (GdkEventKey*);
182 Gtk::Menu* meter_menu;
183 void popup_meter_menu (GdkEventButton*);
185 void amp_stop_touch ();
186 void amp_start_touch ();
188 void set_route_group_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
189 void set_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
190 gint meter_press (GdkEventButton*);
191 ARDOUR::MeterPoint old_meter_point;
193 MeterPointChangeTarget meter_point_change_target;
195 void parameter_changed (const char*);
197 void reset_peak_display ();
198 void reset_route_peak_display (ARDOUR::Route*);
199 void reset_group_peak_display (ARDOUR::RouteGroup*);
201 void redraw_metrics ();
202 void on_theme_changed ();
203 void color_handler(bool);
204 ARDOUR::DataType _data_type;
205 ARDOUR::ChanCount _previous_amp_output_streams;
209 bool level_meter_button_press (GdkEventButton *);
210 PBD::ScopedConnection _level_meter_connection;
213 class GainMeter : public GainMeterBase, public Gtk::VBox
216 GainMeter (ARDOUR::Session*, int);
217 virtual ~GainMeter ();
219 virtual void set_controls (boost::shared_ptr<ARDOUR::Route> route,
220 boost::shared_ptr<ARDOUR::PeakMeter> meter,
221 boost::shared_ptr<ARDOUR::Amp> amp,
222 boost::shared_ptr<ARDOUR::GainControl> control);
225 void setup_meters (int len=0);
226 void route_active_changed ();
229 void hide_all_meters ();
231 gint meter_metrics_expose (GdkEventExpose *);
232 gint meter_ticks1_expose (GdkEventExpose *);
233 gint meter_ticks2_expose (GdkEventExpose *);
234 void on_style_changed (const Glib::RefPtr<Gtk::Style>&);
235 void redraw_metrics ();
239 void meter_configuration_changed (ARDOUR::ChanCount);
241 Gtk::HBox gain_display_box;
243 Gtk::VBox fader_vbox;
245 Gtk::HBox meter_hbox;
246 Gtk::Alignment fader_alignment;
247 Gtk::Alignment meter_alignment;
248 std::vector<ARDOUR::DataType> _types;
251 #endif /* __ardour_gtk_gain_meter_h__ */