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 "gtkmm2ext/click_box.h"
42 #include "gtkmm2ext/focus_entry.h"
43 #include "gtkmm2ext/slider_controller.h"
46 #include "level_meter.h"
65 class GainMeterBase : virtual public sigc::trackable, ARDOUR::SessionHandlePtr
68 GainMeterBase (ARDOUR::Session*, const Glib::RefPtr<Gdk::Pixbuf>&, const Glib::RefPtr<Gdk::Pixbuf> &,
69 bool horizontal, int);
70 virtual ~GainMeterBase ();
72 virtual void set_controls (boost::shared_ptr<ARDOUR::Route> route,
73 boost::shared_ptr<ARDOUR::PeakMeter> meter,
74 boost::shared_ptr<ARDOUR::Amp> amp);
76 void update_gain_sensitive ();
77 void update_meters ();
79 void effective_gain_display ();
80 void set_width (Width, int len=0);
81 void set_meter_strip_name (const char * name);
82 void set_fader_name (const char * name);
84 virtual void setup_meters (int len=0);
86 boost::shared_ptr<PBD::Controllable> get_controllable();
88 LevelMeter& get_level_meter() const { return *level_meter; }
89 Gtkmm2ext::SliderController& get_gain_slider() const { return *gain_slider; }
91 /** Emitted in the GUI thread when a button is pressed over the level meter;
92 * return true if the event is handled.
94 PBD::Signal1<bool, GdkEventButton *> LevelMeterButtonPress;
98 friend class MixerStrip;
99 boost::shared_ptr<ARDOUR::Route> _route;
100 boost::shared_ptr<ARDOUR::PeakMeter> _meter;
101 boost::shared_ptr<ARDOUR::Amp> _amp;
102 std::vector<sigc::connection> connections;
103 PBD::ScopedConnectionList model_connections;
106 bool next_release_selects;
108 Gtkmm2ext::SliderController *gain_slider;
109 Gtk::Adjustment gain_adjustment;
110 Gtkmm2ext::FocusEntry gain_display;
111 Gtk::Button peak_display;
112 Gtk::DrawingArea meter_metric_area;
113 LevelMeter *level_meter;
115 sigc::connection gain_watching;
117 Gtk::Button gain_automation_style_button;
118 Gtk::ToggleButton gain_automation_state_button;
120 Gtk::Menu gain_astate_menu;
121 Gtk::Menu gain_astyle_menu;
123 gint gain_automation_style_button_event (GdkEventButton *);
124 gint gain_automation_state_button_event (GdkEventButton *);
125 gint pan_automation_style_button_event (GdkEventButton *);
126 gint pan_automation_state_button_event (GdkEventButton *);
128 void gain_automation_state_changed();
129 void gain_automation_style_changed();
131 void setup_gain_adjustment ();
133 std::string astate_string (ARDOUR::AutoState);
134 std::string short_astate_string (ARDOUR::AutoState);
135 std::string _astate_string (ARDOUR::AutoState, bool);
137 std::string astyle_string (ARDOUR::AutoStyle);
138 std::string short_astyle_string (ARDOUR::AutoStyle);
139 std::string _astyle_string (ARDOUR::AutoStyle, bool);
144 void gain_activated ();
145 bool gain_focused (GdkEventFocus*);
149 void gain_adjusted ();
150 void gain_changed ();
152 void meter_point_clicked ();
153 void gain_unit_changed ();
155 virtual void hide_all_meters ();
157 gint meter_button_press (GdkEventButton*, uint32_t);
159 bool peak_button_release (GdkEventButton*);
160 bool gain_key_press (GdkEventKey*);
162 Gtk::Menu* meter_menu;
163 void popup_meter_menu (GdkEventButton*);
165 bool gain_slider_button_press (GdkEventButton *);
166 bool gain_slider_button_release (GdkEventButton *);
168 void set_route_group_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
169 void set_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
170 gint meter_release (GdkEventButton*);
171 gint meter_press (GdkEventButton*);
172 bool wait_for_release;
173 ARDOUR::MeterPoint old_meter_point;
175 void parameter_changed (const char*);
177 void reset_peak_display ();
178 void reset_group_peak_display (ARDOUR::RouteGroup*);
180 static sigc::signal<void> ResetAllPeakDisplays;
181 static sigc::signal<void,ARDOUR::RouteGroup*> ResetGroupPeakDisplays;
183 void on_theme_changed ();
187 void color_handler(bool);
188 ARDOUR::DataType _data_type;
189 ARDOUR::ChanCount _previous_amp_output_streams;
193 bool level_meter_button_press (GdkEventButton *);
194 PBD::ScopedConnection _level_meter_connection;
197 class GainMeter : public GainMeterBase, public Gtk::VBox
200 GainMeter (ARDOUR::Session*, int);
203 virtual void set_controls (boost::shared_ptr<ARDOUR::Route> route,
204 boost::shared_ptr<ARDOUR::PeakMeter> meter,
205 boost::shared_ptr<ARDOUR::Amp> amp);
208 void setup_meters (int len=0);
210 static void setup_slider_pix ();
213 void hide_all_meters ();
215 gint meter_metrics_expose (GdkEventExpose *);
217 typedef std::map<std::string,cairo_pattern_t*> MetricPatterns;
218 static MetricPatterns metric_patterns;
219 static cairo_pattern_t* render_metrics (Gtk::Widget &, std::vector<ARDOUR::DataType>);
223 void meter_configuration_changed (ARDOUR::ChanCount);
225 Gtk::HBox gain_display_box;
227 Gtk::VBox* fader_vbox;
229 Gtk::Alignment fader_alignment;
230 Gtk::Alignment meter_alignment;
231 std::vector<ARDOUR::DataType> _types;
233 static Glib::RefPtr<Gdk::Pixbuf> slider;
234 static Glib::RefPtr<Gdk::Pixbuf> slider_desensitised;
237 #endif /* __ardour_gtk_gain_meter_h__ */