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Copyright (C) 2011 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#ifndef __gtk2_ardour_shuttle_control_h__
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#define __gtk2_ardour_shuttle_control_h__
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#include <gtkmm/drawingarea.h>
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#include "gtkmm2ext/binding_proxy.h"
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#include "pbd/controllable.h"
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#include "ardour/session_handle.h"
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#include "ardour/types.h"
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class ShuttleControl : public CairoWidget, public ARDOUR::SessionHandlePtr
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void map_transport_state ();
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void update_speed_display ();
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void set_shuttle_fract (double, bool zero_ok = false);
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double get_shuttle_fract () const { return shuttle_fract; }
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void set_session (ARDOUR::Session*);
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struct ShuttleControllable : public PBD::Controllable {
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ShuttleControllable (ShuttleControl&);
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void set_value (double);
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double get_value (void) const;
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double lower() const { return -1.0; }
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double upper() const { return 1.0; }
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boost::shared_ptr<ShuttleControllable> controllable() const { return _controllable; }
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float shuttle_max_speed;
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float last_speed_displayed;
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double shuttle_speed_on_grab;
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boost::shared_ptr<ShuttleControllable> _controllable;
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cairo_pattern_t* pattern;
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cairo_pattern_t* shine_pattern;
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ARDOUR::microseconds_t last_shuttle_request;
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PBD::ScopedConnection parameter_connection;
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Gtk::Menu* shuttle_unit_menu;
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Gtk::Menu* shuttle_style_menu;
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Gtk::Menu* shuttle_context_menu;
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BindingProxy binding_proxy;
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void build_shuttle_context_menu ();
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void show_shuttle_context_menu ();
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void shuttle_style_changed();
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void shuttle_unit_clicked ();
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void set_shuttle_max_speed (float);
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bool on_enter_notify_event (GdkEventCrossing*);
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bool on_leave_notify_event (GdkEventCrossing*);
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bool on_button_press_event (GdkEventButton*);
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bool on_button_release_event(GdkEventButton*);
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bool on_scroll_event (GdkEventScroll*);
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bool on_motion_notify_event(GdkEventMotion*);
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void render (cairo_t *);
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void on_size_allocate (Gtk::Allocation&);
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bool on_query_tooltip (int, int, bool, const Glib::RefPtr<Gtk::Tooltip>&);
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gint mouse_shuttle (double x, bool force);
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void use_shuttle_fract (bool force, bool zero_ok = false);
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void parameter_changed (std::string);
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void set_shuttle_units (ARDOUR::ShuttleUnits);
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void set_shuttle_style (ARDOUR::ShuttleBehaviour);
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int speed_as_semitones (float, bool&);
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int fract_as_semitones (float, bool&);
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float semitones_as_speed (int, bool);
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float semitones_as_fract (int, bool);
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#endif /* __gtk2_ardour_shuttle_control_h__ */