2 Copyright (C) 2002 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __ardour_gtk_gain_meter_h__
21 #define __ardour_gtk_gain_meter_h__
26 #include <gtkmm/box.h>
27 #include <gtkmm/adjustment.h>
28 #include <gtkmm/frame.h>
29 #include <gtkmm/eventbox.h>
30 #include <gtkmm/button.h>
31 #include <gtkmm/table.h>
32 #include <gtkmm/drawingarea.h>
33 #include <gdkmm/colormap.h>
35 #include "pbd/signals.h"
37 #include "ardour/chan_count.h"
38 #include "ardour/types.h"
39 #include "ardour/session_handle.h"
41 #include "ardour_button.h"
43 #include "gtkmm2ext/click_box.h"
44 #include "gtkmm2ext/focus_entry.h"
45 #include "gtkmm2ext/slider_controller.h"
48 #include "level_meter.h"
67 enum MeterPointChangeTarget {
69 MeterPointChangeGroup,
70 MeterPointChangeSingle
73 class GainMeterBase : virtual public sigc::trackable, ARDOUR::SessionHandlePtr
76 GainMeterBase (ARDOUR::Session*, bool horizontal, int, int);
77 virtual ~GainMeterBase ();
79 virtual void set_controls (boost::shared_ptr<ARDOUR::Route> route,
80 boost::shared_ptr<ARDOUR::PeakMeter> meter,
81 boost::shared_ptr<ARDOUR::Amp> amp,
82 boost::shared_ptr<ARDOUR::GainControl> control);
84 void update_gain_sensitive ();
85 void update_meters ();
87 const ARDOUR::ChanCount meter_channels () const;
89 void effective_gain_display ();
90 void set_width (Width, int len=0);
91 void set_meter_strip_name (const char * name);
92 void set_fader_name (const char * name);
94 virtual void setup_meters (int len=0);
95 virtual void set_type (ARDOUR::MeterType);
97 boost::shared_ptr<PBD::Controllable> get_controllable();
99 LevelMeterHBox& get_level_meter() const { return *level_meter; }
100 Gtkmm2ext::SliderController& get_gain_slider() const { return *gain_slider; }
102 /** Emitted in the GUI thread when a button is pressed over the level meter;
103 * return true if the event is handled.
105 PBD::Signal1<bool, GdkEventButton *> LevelMeterButtonPress;
107 static std::string astate_string (ARDOUR::AutoState);
108 static std::string short_astate_string (ARDOUR::AutoState);
109 static std::string _astate_string (ARDOUR::AutoState, bool);
111 static std::string astyle_string (ARDOUR::AutoStyle);
112 static std::string short_astyle_string (ARDOUR::AutoStyle);
113 static std::string _astyle_string (ARDOUR::AutoStyle, bool);
117 friend class MixerStrip;
118 friend class MeterStrip;
119 friend class RouteTimeAxisView;
120 boost::shared_ptr<ARDOUR::Route> _route;
121 boost::shared_ptr<ARDOUR::PeakMeter> _meter;
122 boost::shared_ptr<ARDOUR::Amp> _amp;
123 boost::shared_ptr<ARDOUR::GainControl> _control;
124 std::vector<sigc::connection> connections;
125 PBD::ScopedConnectionList model_connections;
128 bool next_release_selects;
130 Gtkmm2ext::SliderController *gain_slider;
131 Gtk::Adjustment gain_adjustment;
132 Gtkmm2ext::FocusEntry gain_display;
133 Gtkmm2ext::FocusEntry peak_display;
134 // Gtk::Button 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 ArdourButton gain_automation_style_button;
143 ArdourButton gain_automation_state_button;
145 Gtk::Menu gain_astate_menu;
146 Gtk::Menu gain_astyle_menu;
148 ArdourButton meter_point_button;
150 Gtk::Menu meter_point_menu;
152 void set_gain_astate (ARDOUR::AutoState);
153 bool gain_astate_propagate;
154 static sigc::signal<void, ARDOUR::AutoState> ChangeGainAutomationState;
156 gint gain_automation_style_button_event (GdkEventButton *);
157 gint gain_automation_state_button_event (GdkEventButton *);
158 gint pan_automation_style_button_event (GdkEventButton *);
159 gint pan_automation_state_button_event (GdkEventButton *);
161 void gain_automation_state_changed();
162 void gain_automation_style_changed();
164 void setup_gain_adjustment ();
168 void gain_activated ();
169 bool gain_focused (GdkEventFocus*);
174 void gain_changed ();
176 void meter_point_clicked (ARDOUR::MeterPoint);
177 void gain_unit_changed ();
179 virtual void hide_all_meters ();
181 gint meter_button_press (GdkEventButton*, uint32_t);
183 bool peak_button_release (GdkEventButton*);
184 bool gain_key_press (GdkEventKey*);
186 Gtk::Menu* meter_menu;
187 void popup_meter_menu (GdkEventButton*);
189 void amp_stop_touch ();
190 void amp_start_touch ();
192 void set_route_group_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
193 void set_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
194 gint meter_press (GdkEventButton*);
195 ARDOUR::MeterPoint old_meter_point;
197 MeterPointChangeTarget meter_point_change_target;
199 void parameter_changed (const char*);
201 void reset_peak_display ();
202 void reset_route_peak_display (ARDOUR::Route*);
203 void reset_group_peak_display (ARDOUR::RouteGroup*);
205 void redraw_metrics ();
206 void on_theme_changed ();
207 void color_handler(bool);
208 ARDOUR::DataType _data_type;
209 ARDOUR::ChanCount _previous_amp_output_streams;
213 bool level_meter_button_press (GdkEventButton *);
214 PBD::ScopedConnection _level_meter_connection;
217 class GainMeter : public GainMeterBase, public Gtk::VBox
220 GainMeter (ARDOUR::Session*, int);
221 virtual ~GainMeter ();
223 virtual void set_controls (boost::shared_ptr<ARDOUR::Route> route,
224 boost::shared_ptr<ARDOUR::PeakMeter> meter,
225 boost::shared_ptr<ARDOUR::Amp> amp,
226 boost::shared_ptr<ARDOUR::GainControl> control);
229 void setup_meters (int len=0);
230 void set_type (ARDOUR::MeterType);
231 void route_active_changed ();
234 void hide_all_meters ();
236 gint meter_metrics_expose (GdkEventExpose *);
237 gint meter_ticks1_expose (GdkEventExpose *);
238 gint meter_ticks2_expose (GdkEventExpose *);
239 void on_style_changed (const Glib::RefPtr<Gtk::Style>&);
243 void meter_configuration_changed (ARDOUR::ChanCount);
244 void meter_type_changed (ARDOUR::MeterType);
246 Gtk::HBox gain_display_box;
248 Gtk::VBox fader_vbox;
250 Gtk::HBox meter_hbox;
251 Gtk::Alignment fader_alignment;
252 Gtk::Alignment meter_alignment;
253 std::vector<ARDOUR::DataType> _types;
256 #endif /* __ardour_gtk_gain_meter_h__ */