diff options
author | Paul Davis <paul@linuxaudiosystems.com> | 2010-11-30 20:22:43 +0000 |
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committer | Paul Davis <paul@linuxaudiosystems.com> | 2010-11-30 20:22:43 +0000 |
commit | 1ff30dcecb7df24125bb53fbcf0129fe5f1803a0 (patch) | |
tree | aef288bb9f81efbacf030ec51a04e0d2f6d02c33 /gtk2_ardour/stereo_panner.h | |
parent | 816be28db02aebef75159858a0df3925867f0e85 (diff) |
first basic pass at a single widget stereo panner
git-svn-id: svn://localhost/ardour2/branches/3.0@8135 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'gtk2_ardour/stereo_panner.h')
-rw-r--r-- | gtk2_ardour/stereo_panner.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/gtk2_ardour/stereo_panner.h b/gtk2_ardour/stereo_panner.h new file mode 100644 index 0000000000..f4652ca475 --- /dev/null +++ b/gtk2_ardour/stereo_panner.h @@ -0,0 +1,54 @@ +/* + 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 <gtkmm/drawingarea.h> +#include <boost/shared_ptr.hpp> + +namespace PBD { + class Controllable; +} + +class StereoPanner : public Gtk::DrawingArea +{ + public: + StereoPanner (boost::shared_ptr<PBD::Controllable> pos, boost::shared_ptr<PBD::Controllable> width); + ~StereoPanner (); + + protected: + bool on_expose_event (GdkEventExpose*); + bool on_button_press_event (GdkEventButton*); + bool on_button_release_event (GdkEventButton*); + bool on_motion_notify_event (GdkEventMotion*); + + private: + boost::shared_ptr<PBD::Controllable> position_control; + boost::shared_ptr<PBD::Controllable> width_control; + PBD::ScopedConnectionList connections; + bool dragging; + bool dragging_position; + int drag_start_x; + int last_drag_x; +}; + +#endif /* __gtk_ardour_stereo_panner_h__ */ |