libs/ardour/playlist_factory.cc

   1 /*
   2     Copyright (C) 2000-2006 Paul Davis
   3
   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.
   8
   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.
  13
  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.
  17
  18 */
  19
  20 #include <pbd/error.h>
  21
  22 #include <ardour/playlist.h>
  23 #include <ardour/audioplaylist.h>
  24 #include <ardour/playlist_factory.h>
  25
  26 #include "i18n.h"
  27
  28 using namespace ARDOUR;
  29 using namespace PBD;
  30
  31 sigc::signal<void,boost::shared_ptr<Playlist> > PlaylistFactory::PlaylistCreated;
  32
  33 boost::shared_ptr<Playlist>
  34 PlaylistFactory::create (Session& s, const XMLNode& node, bool hidden)
  35 {
  36         boost::shared_ptr<Playlist> pl;
  37
  38         pl = boost::shared_ptr<Playlist> (new AudioPlaylist (s, node, hidden));
  39
  40         pl->set_region_ownership ();
  41
  42         if (!hidden) {
  43                 PlaylistCreated (pl);
  44         }
  45         return pl;
  46 }
  47
  48 boost::shared_ptr<Playlist>
  49 PlaylistFactory::create (Session& s, string name, bool hidden)
  50 {
  51         boost::shared_ptr<Playlist> pl;
  52
  53         pl = boost::shared_ptr<Playlist> (new AudioPlaylist (s, name, hidden));
  54
  55         if (!hidden) {
  56                 PlaylistCreated (pl);
  57         }
  58
  59         return pl;
  60 }
  61
  62 boost::shared_ptr<Playlist>
  63 PlaylistFactory::create (boost::shared_ptr<const Playlist> old, string name, bool hidden)
  64 {
  65         boost::shared_ptr<Playlist> pl;
  66         boost::shared_ptr<const AudioPlaylist> apl;
  67
  68         if ((apl = boost::dynamic_pointer_cast<const AudioPlaylist> (old)) != 0) {
  69                 pl = boost::shared_ptr<Playlist> (new AudioPlaylist (apl, name, hidden));
  70                 pl->set_region_ownership ();
  71         }
  72
  73         if (!hidden) {
  74                 PlaylistCreated (pl);
  75         }
  76
  77         return pl;
  78 }
  79
  80 boost::shared_ptr<Playlist>
  81 PlaylistFactory::create (boost::shared_ptr<const Playlist> old, nframes_t start, nframes_t cnt, string name, bool hidden)
  82 {
  83         boost::shared_ptr<Playlist> pl;
  84         boost::shared_ptr<const AudioPlaylist> apl;
  85
  86         if ((apl = boost::dynamic_pointer_cast<const AudioPlaylist> (old)) != 0) {
  87                 pl = boost::shared_ptr<Playlist> (new AudioPlaylist (apl, start, cnt, name, hidden));
  88                 pl->set_region_ownership ();
  89         }
  90
  91         /* this factory method does NOT notify others */
  92
  93         return pl;
  94 }