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 class GainMeterBase : virtual public sigc::trackable, ARDOUR::SessionHandlePtr
70 GainMeterBase (ARDOUR::Session*, const Glib::RefPtr<Gdk::Pixbuf>&, const Glib::RefPtr<Gdk::Pixbuf> &,
71 bool horizontal, int);
72 virtual ~GainMeterBase ();
74 virtual void set_controls (boost::shared_ptr<ARDOUR::Route> route,
75 boost::shared_ptr<ARDOUR::PeakMeter> meter,
76 boost::shared_ptr<ARDOUR::Amp> amp);
78 void update_gain_sensitive ();
79 void update_meters ();
81 void effective_gain_display ();
82 void set_width (Width, int len=0);
83 void set_meter_strip_name (const char * name);
84 void set_fader_name (const char * name);
86 void set_flat_buttons ();
88 virtual void setup_meters (int len=0);
90 boost::shared_ptr<PBD::Controllable> get_controllable();
92 LevelMeter& get_level_meter() const { return *level_meter; }
93 Gtkmm2ext::SliderController& get_gain_slider() const { return *gain_slider; }
95 /** Emitted in the GUI thread when a button is pressed over the level meter;
96 * return true if the event is handled.
98 PBD::Signal1<bool, GdkEventButton *> LevelMeterButtonPress;
102 friend class MixerStrip;
103 boost::shared_ptr<ARDOUR::Route> _route;
104 boost::shared_ptr<ARDOUR::PeakMeter> _meter;
105 boost::shared_ptr<ARDOUR::Amp> _amp;
106 std::vector<sigc::connection> connections;
107 PBD::ScopedConnectionList model_connections;
110 bool next_release_selects;
112 Gtkmm2ext::SliderController *gain_slider;
113 Gtk::Adjustment gain_adjustment;
114 Gtkmm2ext::FocusEntry gain_display;
115 Gtk::Button peak_display;
116 Gtk::DrawingArea meter_metric_area;
117 LevelMeter *level_meter;
119 sigc::connection gain_watching;
121 ArdourButton gain_automation_style_button;
122 ArdourButton gain_automation_state_button;
124 Gtk::Menu gain_astate_menu;
125 Gtk::Menu gain_astyle_menu;
127 gint gain_automation_style_button_event (GdkEventButton *);
128 gint gain_automation_state_button_event (GdkEventButton *);
129 gint pan_automation_style_button_event (GdkEventButton *);
130 gint pan_automation_state_button_event (GdkEventButton *);
132 void gain_automation_state_changed();
133 void gain_automation_style_changed();
135 void setup_gain_adjustment ();
137 std::string astate_string (ARDOUR::AutoState);
138 std::string short_astate_string (ARDOUR::AutoState);
139 std::string _astate_string (ARDOUR::AutoState, bool);
141 std::string astyle_string (ARDOUR::AutoStyle);
142 std::string short_astyle_string (ARDOUR::AutoStyle);
143 std::string _astyle_string (ARDOUR::AutoStyle, bool);
148 void gain_activated ();
149 bool gain_focused (GdkEventFocus*);
153 void gain_adjusted ();
154 void gain_changed ();
156 void meter_point_clicked ();
157 void gain_unit_changed ();
159 virtual void hide_all_meters ();
161 gint meter_button_press (GdkEventButton*, uint32_t);
163 bool peak_button_release (GdkEventButton*);
164 bool gain_key_press (GdkEventKey*);
166 Gtk::Menu* meter_menu;
167 void popup_meter_menu (GdkEventButton*);
169 bool gain_slider_button_press (GdkEventButton *);
170 bool gain_slider_button_release (GdkEventButton *);
172 void set_route_group_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
173 void set_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
174 gint meter_release (GdkEventButton*);
175 gint meter_press (GdkEventButton*);
176 bool wait_for_release;
177 ARDOUR::MeterPoint old_meter_point;
179 void parameter_changed (const char*);
181 void reset_peak_display ();
182 void reset_group_peak_display (ARDOUR::RouteGroup*);
184 static sigc::signal<void> ResetAllPeakDisplays;
185 static sigc::signal<void,ARDOUR::RouteGroup*> ResetGroupPeakDisplays;
187 void on_theme_changed ();
191 void color_handler(bool);
192 ARDOUR::DataType _data_type;
193 ARDOUR::ChanCount _previous_amp_output_streams;
197 bool level_meter_button_press (GdkEventButton *);
198 PBD::ScopedConnection _level_meter_connection;
201 class GainMeter : public GainMeterBase, public Gtk::VBox
204 GainMeter (ARDOUR::Session*, int);
207 virtual void set_controls (boost::shared_ptr<ARDOUR::Route> route,
208 boost::shared_ptr<ARDOUR::PeakMeter> meter,
209 boost::shared_ptr<ARDOUR::Amp> amp);
212 void setup_meters (int len=0);
214 static void setup_slider_pix ();
217 void hide_all_meters ();
219 gint meter_metrics_expose (GdkEventExpose *);
221 typedef std::map<std::string,cairo_pattern_t*> MetricPatterns;
222 static MetricPatterns metric_patterns;
223 static cairo_pattern_t* render_metrics (Gtk::Widget &, std::vector<ARDOUR::DataType>);
227 void meter_configuration_changed (ARDOUR::ChanCount);
229 Gtk::HBox gain_display_box;
231 Gtk::VBox* fader_vbox;
233 Gtk::Alignment fader_alignment;
234 Gtk::Alignment meter_alignment;
235 std::vector<ARDOUR::DataType> _types;
237 static Glib::RefPtr<Gdk::Pixbuf> slider;
238 static Glib::RefPtr<Gdk::Pixbuf> slider_desensitised;
241 #endif /* __ardour_gtk_gain_meter_h__ */