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_track_meter_h__
21 #define __ardour_gtk_track_meter_h__
25 #include <gtkmm/box.h>
26 #include <gtkmm/adjustment.h>
27 #include <gtkmm/frame.h>
28 #include <gtkmm/eventbox.h>
29 #include <gtkmm/button.h>
30 #include <gtkmm/table.h>
31 #include <gtkmm/drawingarea.h>
33 #include "ardour/types.h"
34 #include "ardour/chan_count.h"
35 #include "ardour/session_handle.h"
37 #include "widgets/fastmeter.h"
38 #include "widgets/focus_entry.h"
39 #include "widgets/slider_controller.h"
51 class LevelMeterBase : public ARDOUR::SessionHandlePtr, virtual public sigc::trackable
54 LevelMeterBase (ARDOUR::Session*, PBD::EventLoop::InvalidationRecord* ir,
55 ArdourWidgets::FastMeter::Orientation o = ArdourWidgets::FastMeter::Vertical);
56 virtual ~LevelMeterBase ();
58 virtual void set_meter (ARDOUR::PeakMeter* meter);
60 void update_gain_sensitive ();
62 float update_meters ();
63 void update_meters_falloff ();
64 void clear_meters (bool reset_highlight = true);
66 void setup_meters (int len=0, int width=3, int thin=2);
67 void set_max_audio_meter_count (uint32_t cnt = 0);
69 void set_meter_type (ARDOUR::MeterType);
70 ARDOUR::MeterType meter_type () { return _meter_type; }
72 /** Emitted in the GUI thread when a button is pressed over the meter */
73 PBD::Signal1<bool, GdkEventButton *> ButtonPress;
74 PBD::Signal1<bool, GdkEventButton *> ButtonRelease;
75 PBD::Signal1<void, ARDOUR::MeterType> MeterTypeChanged;
78 virtual void mtr_pack(Gtk::Widget &w) = 0;
79 virtual void mtr_remove(Gtk::Widget &w) = 0;
82 PBD::EventLoop::InvalidationRecord* parent_invalidator;
83 ARDOUR::PeakMeter* _meter;
84 ArdourWidgets::FastMeter::Orientation _meter_orientation;
89 ArdourWidgets::FastMeter* meter;
100 max_peak = -INFINITY;
104 guint16 regular_meter_width;
106 guint16 thin_meter_width;
107 std::vector<MeterInfo> meters;
109 ARDOUR::MeterType _meter_type;
110 ARDOUR::MeterType visible_meter_type;
112 uint32_t meter_count;
113 uint32_t max_visible_meters;
115 PBD::ScopedConnection _configuration_connection;
116 PBD::ScopedConnection _meter_type_connection;
117 PBD::ScopedConnection _parameter_connection;
119 void hide_all_meters ();
120 bool meter_button_press (GdkEventButton *);
121 bool meter_button_release (GdkEventButton *);
123 void parameter_changed (std::string);
124 void configuration_changed (ARDOUR::ChanCount in, ARDOUR::ChanCount out);
125 void meter_type_changed (ARDOUR::MeterType);
128 void color_handler ();
131 class LevelMeterHBox : public LevelMeterBase, public Gtk::HBox
134 LevelMeterHBox (ARDOUR::Session*);
138 void mtr_pack(Gtk::Widget &w);
139 void mtr_remove(Gtk::Widget &w);
142 class LevelMeterVBox : public LevelMeterBase, public Gtk::VBox
145 LevelMeterVBox (ARDOUR::Session*);
149 void mtr_pack(Gtk::Widget &w);
150 void mtr_remove(Gtk::Widget &w);
153 #endif /* __ardour_gtk_track_meter_h__ */