2 Copyright (C) 2011 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.
19 #ifndef __gtk2_ardour_shuttle_control_h__
20 #define __gtk2_ardour_shuttle_control_h__
22 #include <gtkmm/drawingarea.h>
24 #include "gtkmm2ext/binding_proxy.h"
26 #include "pbd/controllable.h"
27 #include "ardour/session_handle.h"
33 #include "ardour/types.h"
35 class ShuttleControl : public Gtk::DrawingArea, public ARDOUR::SessionHandlePtr
41 void map_transport_state ();
42 void update_speed_display ();
43 void set_shuttle_fract (double);
44 double get_shuttle_fract () const { return shuttle_fract; }
45 void set_session (ARDOUR::Session*);
47 struct ShuttleControllable : public PBD::Controllable {
48 ShuttleControllable (ShuttleControl&);
49 void set_value (double);
50 double get_value (void) const;
55 boost::shared_ptr<ShuttleControllable> controllable() const { return _controllable; }
58 float shuttle_max_speed;
59 float last_speed_displayed;
61 double shuttle_speed_on_grab;
63 boost::shared_ptr<ShuttleControllable> _controllable;
64 cairo_pattern_t* pattern;
65 ARDOUR::microseconds_t last_shuttle_request;
66 PBD::ScopedConnection parameter_connection;
67 Gtk::Menu* shuttle_unit_menu;
68 Gtk::Menu* shuttle_style_menu;
69 Gtk::Menu* shuttle_context_menu;
70 BindingProxy binding_proxy;
72 void build_shuttle_context_menu ();
73 void show_shuttle_context_menu ();
74 void shuttle_style_changed();
75 void shuttle_unit_clicked ();
76 void set_shuttle_max_speed (float);
78 bool on_button_press_event (GdkEventButton*);
79 bool on_button_release_event(GdkEventButton*);
80 bool on_scroll_event (GdkEventScroll*);
81 bool on_motion_notify_event(GdkEventMotion*);
82 bool on_expose_event(GdkEventExpose*);
83 void on_size_allocate (Gtk::Allocation&);
84 bool on_query_tooltip (int, int, bool, const Glib::RefPtr<Gtk::Tooltip>&);
86 gint mouse_shuttle (double x, bool force);
87 void use_shuttle_fract (bool force);
88 void parameter_changed (std::string);
90 void set_shuttle_units (ARDOUR::ShuttleUnits);
91 void set_shuttle_style (ARDOUR::ShuttleBehaviour);
93 int speed_as_semitones (float, bool&);
94 int fract_as_semitones (float, bool&);
96 float semitones_as_speed (int, bool);
97 float semitones_as_fract (int, bool);
100 #endif /* __gtk2_ardour_shuttle_control_h__ */