Paul Davis
15b5fce904
git-svn-id: svn://localhost/ardour2/branches/3.0@8586 d708f5d6-7413-0410-9779-e7cbd77b26cf
104 lines
2.9 KiB
C++
104 lines
2.9 KiB
C++
/*
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Copyright (C) 2010 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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*/
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#ifndef __gtk_ardour_stereo_panner_h__
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#define __gtk_ardour_stereo_panner_h__
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#include "pbd/signals.h"
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#include <gtkmm/drawingarea.h>
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#include <boost/shared_ptr.hpp>
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#include "gtkmm2ext/binding_proxy.h"
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namespace PBD {
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class Controllable;
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}
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namespace ARDOUR {
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class Panner;
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}
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class StereoPanner : public Gtk::DrawingArea
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{
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public:
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StereoPanner (boost::shared_ptr<ARDOUR::Panner>);
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~StereoPanner ();
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sigc::signal<void> StartPositionGesture;
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sigc::signal<void> StopPositionGesture;
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sigc::signal<void> StartWidthGesture;
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sigc::signal<void> StopWidthGesture;
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protected:
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bool on_expose_event (GdkEventExpose*);
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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_motion_notify_event (GdkEventMotion*);
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bool on_scroll_event (GdkEventScroll*);
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bool on_key_press_event (GdkEventKey*);
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bool on_key_release_event (GdkEventKey*);
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bool on_enter_notify_event (GdkEventCrossing* ev);
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bool on_leave_notify_event (GdkEventCrossing* ev);
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private:
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boost::shared_ptr<ARDOUR::Panner> _panner;
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boost::shared_ptr<PBD::Controllable> position_control;
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boost::shared_ptr<PBD::Controllable> width_control;
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PBD::ScopedConnectionList connections;
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bool dragging;
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bool dragging_position;
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bool dragging_left;
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bool dragging_right;
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int drag_start_x;
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int last_drag_x;
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double accumulated_delta;
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bool detented;
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Gtk::Window* drag_data_window;
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Gtk::Label* drag_data_label;
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BindingProxy position_binder;
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BindingProxy width_binder;
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void value_change ();
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void set_drag_data ();
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struct ColorScheme {
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uint32_t outline;
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uint32_t fill;
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uint32_t text;
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uint32_t background;
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uint32_t rule;
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};
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enum State {
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Normal,
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Mono,
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Inverted
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};
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static ColorScheme colors[3];
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static void set_colors ();
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static bool have_colors;
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void color_handler ();
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};
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#endif /* __gtk_ardour_stereo_panner_h__ */
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