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*, bool horizontal, int, int);
71 virtual ~GainMeterBase ();
73 virtual void set_controls (boost::shared_ptr<ARDOUR::Route> route,
74 boost::shared_ptr<ARDOUR::PeakMeter> meter,
75 boost::shared_ptr<ARDOUR::Amp> amp);
77 void update_gain_sensitive ();
78 void update_meters ();
80 void effective_gain_display ();
81 void set_width (Width, int len=0);
82 void set_meter_strip_name (const char * name);
83 void set_fader_name (const char * name);
85 void set_flat_buttons ();
87 virtual void setup_meters (int len=0);
89 boost::shared_ptr<PBD::Controllable> get_controllable();
91 LevelMeter& get_level_meter() const { return *level_meter; }
92 Gtkmm2ext::SliderController& get_gain_slider() const { return *gain_slider; }
94 /** Emitted in the GUI thread when a button is pressed over the level meter;
95 * return true if the event is handled.
97 PBD::Signal1<bool, GdkEventButton *> LevelMeterButtonPress;
101 friend class MixerStrip;
102 boost::shared_ptr<ARDOUR::Route> _route;
103 boost::shared_ptr<ARDOUR::PeakMeter> _meter;
104 boost::shared_ptr<ARDOUR::Amp> _amp;
105 std::vector<sigc::connection> connections;
106 PBD::ScopedConnectionList model_connections;
109 bool next_release_selects;
111 Gtkmm2ext::SliderController *gain_slider;
112 Gtk::Adjustment gain_adjustment;
113 Gtkmm2ext::FocusEntry gain_display;
114 Gtk::Button peak_display;
115 Gtk::DrawingArea meter_metric_area;
116 LevelMeter *level_meter;
118 sigc::connection gain_watching;
120 ArdourButton gain_automation_style_button;
121 ArdourButton gain_automation_state_button;
123 Gtk::Menu gain_astate_menu;
124 Gtk::Menu gain_astyle_menu;
126 gint gain_automation_style_button_event (GdkEventButton *);
127 gint gain_automation_state_button_event (GdkEventButton *);
128 gint pan_automation_style_button_event (GdkEventButton *);
129 gint pan_automation_state_button_event (GdkEventButton *);
131 void gain_automation_state_changed();
132 void gain_automation_style_changed();
134 void setup_gain_adjustment ();
136 std::string astate_string (ARDOUR::AutoState);
137 std::string short_astate_string (ARDOUR::AutoState);
138 std::string _astate_string (ARDOUR::AutoState, bool);
140 std::string astyle_string (ARDOUR::AutoStyle);
141 std::string short_astyle_string (ARDOUR::AutoStyle);
142 std::string _astyle_string (ARDOUR::AutoStyle, bool);
147 void gain_activated ();
148 bool gain_focused (GdkEventFocus*);
152 void gain_adjusted ();
153 void gain_changed ();
155 void meter_point_clicked ();
156 void gain_unit_changed ();
158 virtual void hide_all_meters ();
160 gint meter_button_press (GdkEventButton*, uint32_t);
162 bool peak_button_release (GdkEventButton*);
163 bool gain_key_press (GdkEventKey*);
165 Gtk::Menu* meter_menu;
166 void popup_meter_menu (GdkEventButton*);
168 bool gain_slider_button_press (GdkEventButton *);
169 bool gain_slider_button_release (GdkEventButton *);
171 void set_route_group_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
172 void set_meter_point (ARDOUR::Route&, ARDOUR::MeterPoint);
173 gint meter_release (GdkEventButton*);
174 gint meter_press (GdkEventButton*);
175 bool wait_for_release;
176 ARDOUR::MeterPoint old_meter_point;
178 void parameter_changed (const char*);
180 void reset_peak_display ();
181 void reset_group_peak_display (ARDOUR::RouteGroup*);
183 static sigc::signal<void> ResetAllPeakDisplays;
184 static sigc::signal<void,ARDOUR::RouteGroup*> ResetGroupPeakDisplays;
186 void on_theme_changed ();
190 void color_handler(bool);
191 ARDOUR::DataType _data_type;
192 ARDOUR::ChanCount _previous_amp_output_streams;
196 bool level_meter_button_press (GdkEventButton *);
197 PBD::ScopedConnection _level_meter_connection;
200 class GainMeter : public GainMeterBase, public Gtk::VBox
203 GainMeter (ARDOUR::Session*, int);
206 virtual void set_controls (boost::shared_ptr<ARDOUR::Route> route,
207 boost::shared_ptr<ARDOUR::PeakMeter> meter,
208 boost::shared_ptr<ARDOUR::Amp> amp);
211 void setup_meters (int len=0);
214 void hide_all_meters ();
216 gint meter_metrics_expose (GdkEventExpose *);
218 typedef std::map<std::string,cairo_pattern_t*> MetricPatterns;
219 static MetricPatterns metric_patterns;
220 static cairo_pattern_t* render_metrics (Gtk::Widget &, std::vector<ARDOUR::DataType>);
224 void meter_configuration_changed (ARDOUR::ChanCount);
226 Gtk::HBox gain_display_box;
228 Gtk::VBox* fader_vbox;
230 Gtk::Alignment fader_alignment;
231 Gtk::Alignment meter_alignment;
232 std::vector<ARDOUR::DataType> _types;
235 #endif /* __ardour_gtk_gain_meter_h__ */