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livetrax/gtk2_ardour/region_selection.h
David Robillard eeae6aec34 Split TimeFXDialog from Editor.
git-svn-id: svn://localhost/ardour2/branches/3.0@4698 d708f5d6-7413-0410-9779-e7cbd77b26cf
2009-02-27 01:20:25 +00:00

78 lines
2.1 KiB
C++

/*
Copyright (C) 2006 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 __ardour_gtk_region_selection_h__
#define __ardour_gtk_region_selection_h__
#include <set>
#include <list>
#include <sigc++/signal.h>
#include "ardour/types.h"
using std::list;
using std::set;
class RegionView;
class TimeAxisView;
/** Class to represent list of selected regions.
*/
class RegionSelection : public std::list<RegionView*>, public sigc::trackable
{
public:
RegionSelection();
RegionSelection (const RegionSelection&);
RegionSelection& operator= (const RegionSelection&);
bool add (RegionView*);
bool remove (RegionView*);
void sort_by_position_and_track ();
bool contains (RegionView*) const;
bool involves (const TimeAxisView&) const;
void clear_all();
nframes_t start () const {
return _current_start;
}
/* "end" collides with list<>::end */
nframes_t end_frame () const {
return _current_end;
}
const std::list<RegionView *>& by_layer() const { return _bylayer; }
void by_position (std::list<RegionView*>&) const;
void by_track (std::list<RegionView*>&) const;
private:
void remove_it (RegionView*);
void add_to_layer (RegionView *);
nframes_t _current_start; ///< start position for the selection
nframes_t _current_end; ///< end position for the selection
list<RegionView *> _bylayer; ///< list of regions sorted by layer
};
#endif /* __ardour_gtk_region_selection_h__ */