2 Copyright (C) 2006 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 #ifndef __ardour_gtk_region_selection_h__
20 #define __ardour_gtk_region_selection_h__
24 #include <sigc++/signal.h>
25 #include <ardour/types.h>
33 * Class to represent list of selected regions.
36 class RegionSelection : public std::list<RegionView*>, public sigc::trackable
40 RegionSelection (const RegionSelection&);
42 RegionSelection& operator= (const RegionSelection&);
44 bool add (RegionView*);
45 bool remove (RegionView*);
46 void sort_by_position_and_track ();
48 bool contains (RegionView*) const;
49 bool involves (const TimeAxisView&) const;
53 nframes_t start () const {
54 return _current_start;
57 /* "end" collides with list<>::end */
59 nframes_t end_frame () const {
63 const std::list<RegionView *>& by_layer() const { return _bylayer; }
64 void by_position (std::list<RegionView*>&) const;
65 void by_track (std::list<RegionView*>&) const;
68 void remove_it (RegionView*);
70 void add_to_layer (RegionView *);
72 nframes_t _current_start; ///< start position for the selection
73 nframes_t _current_end; ///< end position for the selection
75 list<RegionView *> _bylayer; ///< list of regions sorted by layer
78 #endif /* __ardour_gtk_region_selection_h__ */