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livetrax/gtk2_ardour/virtual_keyboard_window.h

166 lines
4.5 KiB
C++

/*
* Copyright (C) 2019 Robin Gareus <robin@gareus.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _virtual_keyboard_window_h_
#define _virtual_keyboard_window_h_
#include <gtkmm/box.h>
#include <gtkmm/spinbutton.h>
#include "pbd/controllable.h"
#include "pbd/signals.h"
#include "gtkmm2ext/persistent_tooltip.h"
#include "widgets/ardour_button.h"
#include "widgets/ardour_dropdown.h"
#include "widgets/ardour_knob.h"
#include "ardour_window.h"
#include "pianokeyboard.h"
namespace ARDOUR {
class Session;
}
namespace ArdourWidgets {
class VSliderController;
}
class VKBDControl : public PBD::Controllable
{
public:
VKBDControl (const std::string& name, double normal = 127, double upper = 127)
: PBD::Controllable (name, Flag (0))
, _lower (0)
, _upper (upper)
, _normal (normal)
, _value (normal)
{}
/* Controllable API */
void set_value (double v, PBD::Controllable::GroupControlDisposition gcd)
{
if (v != _value) {
_value = std::max (_lower, std::min (_upper, v));
Changed (true, gcd); /* EMIT SIGNAL */
ValueChanged ((int)_value); /* EMIT SIGNAL */
}
}
std::string get_user_string () const
{
char buf[32];
sprintf (buf, "%.0f", get_value ());
return std::string (buf);
}
double get_value () const { return _value; }
double lower () const { return _lower; }
double upper () const { return _upper; }
double normal () const { return _normal; }
PBD::Signal1<void, int> ValueChanged;
protected:
double _lower;
double _upper;
double _normal;
double _value;
};
class VirtualKeyboardWindow : public ArdourWindow
{
public:
VirtualKeyboardWindow ();
~VirtualKeyboardWindow ();
void set_session (ARDOUR::Session*);
XMLNode& get_state () const;
void set_state (const XMLNode&);
protected:
bool on_focus_in_event (GdkEventFocus*);
private:
void on_unmap ();
bool on_key_press_event (GdkEventKey*);
bool on_key_release_event (GdkEventKey*);
void parameter_changed (std::string const&);
void note_on_event_handler (int, int);
void note_off_event_handler (int);
void control_change_event_handler (int, int);
void control_change_knob_event_handler (int, int);
void modwheel_update_tooltip (int);
void modwheel_slider_adjusted ();
void octave_key_event_handler (bool);
void velocity_key_event_handler (int);
void pitch_bend_key_event_handler (int, bool);
bool pitch_bend_timeout ();
void pitch_bend_event_handler (int);
void pitch_bend_release (int);
void pitch_bend_update_tooltip (int);
void pitch_slider_adjusted ();
void select_keyboard_layout (std::string const&);
void update_velocity_settings ();
void update_octave_key ();
void update_octave_range ();
void cc_key_changed (size_t);
void update_cc (size_t, int);
bool send_panic_message (GdkEventButton*);
bool on_velocity_scroll_event (GdkEventScroll*);
APianoKeyboard _piano;
ArdourWidgets::ArdourDropdown _midi_channel;
ArdourWidgets::ArdourDropdown _piano_velocity;
ArdourWidgets::ArdourDropdown _piano_octave_key;
ArdourWidgets::ArdourDropdown _piano_octave_range;
ArdourWidgets::ArdourDropdown _transpose_output;
ArdourWidgets::ArdourButton _send_panic;
std::shared_ptr<VKBDControl> _pitchbend;
Gtk::Adjustment _pitch_adjustment;
ArdourWidgets::VSliderController* _pitch_slider;
Gtkmm2ext::PersistentTooltip* _pitch_slider_tooltip;
std::shared_ptr<VKBDControl> _modwheel;
Gtk::Adjustment _modwheel_adjustment;
ArdourWidgets::VSliderController* _modwheel_slider;
Gtkmm2ext::PersistentTooltip* _modwheel_tooltip;
#define VKBD_NCTRLS 4
std::shared_ptr<VKBDControl> _cc[VKBD_NCTRLS];
ArdourWidgets::ArdourKnob* _cc_knob[VKBD_NCTRLS];
ArdourWidgets::ArdourDropdown _cc_key[VKBD_NCTRLS];
PBD::ScopedConnectionList _cc_connections;
sigc::connection _bender_connection;
int _pitch_bend_target;
};
#endif