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livetrax/gtk2_ardour/stereo_panner.h
Carl Hetherington f4ed14a83b Factor out 'persistent' tooltip code from the panner
interface and use it for processor box sliders (#4461).


git-svn-id: svn://localhost/ardour2/branches/3.0@12661 d708f5d6-7413-0410-9779-e7cbd77b26cf
2012-06-11 21:21:10 +00:00

100 lines
2.8 KiB
C++

/*
Copyright (C) 2010 Paul Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __gtk_ardour_stereo_panner_h__
#define __gtk_ardour_stereo_panner_h__
#include "pbd/signals.h"
#include "gtkmm2ext/binding_proxy.h"
#include "panner_interface.h"
namespace PBD {
class Controllable;
}
namespace ARDOUR {
class Panner;
}
class StereoPanner : public PannerInterface
{
public:
StereoPanner (boost::shared_ptr<ARDOUR::Panner>);
~StereoPanner ();
boost::shared_ptr<PBD::Controllable> get_position_controllable() const { return position_control; }
boost::shared_ptr<PBD::Controllable> get_width_controllable() const { return width_control; }
sigc::signal<void> StartPositionGesture;
sigc::signal<void> StopPositionGesture;
sigc::signal<void> StartWidthGesture;
sigc::signal<void> StopWidthGesture;
protected:
bool on_expose_event (GdkEventExpose*);
bool on_button_press_event (GdkEventButton*);
bool on_button_release_event (GdkEventButton*);
bool on_motion_notify_event (GdkEventMotion*);
bool on_scroll_event (GdkEventScroll*);
bool on_key_press_event (GdkEventKey*);
private:
PannerEditor* editor ();
boost::shared_ptr<PBD::Controllable> position_control;
boost::shared_ptr<PBD::Controllable> width_control;
PBD::ScopedConnectionList connections;
bool dragging;
bool dragging_position;
bool dragging_left;
bool dragging_right;
int drag_start_x;
int last_drag_x;
double accumulated_delta;
bool detented;
BindingProxy position_binder;
BindingProxy width_binder;
void set_tooltip ();
struct ColorScheme {
uint32_t outline;
uint32_t fill;
uint32_t text;
uint32_t background;
uint32_t rule;
};
enum State {
Normal,
Mono,
Inverted
};
bool _dragging;
static ColorScheme colors[3];
static void set_colors ();
static bool have_colors;
void color_handler ();
};
#endif /* __gtk_ardour_stereo_panner_h__ */