2 Copyright (C) 2011 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.
20 #include "libardour-config.h"
26 #include <glibmm/fileutils.h>
27 #include <glibmm/miscutils.h>
29 #include "pbd/error.h"
30 #include "pbd/convert.h"
31 #include "pbd/enumwriter.h"
33 #include "ardour/playlist.h"
34 #include "ardour/playlist_source.h"
35 #include "ardour/playlist_factory.h"
36 #include "ardour/session.h"
37 #include "ardour/session_playlists.h"
38 #include "ardour/source_factory.h"
43 using namespace ARDOUR;
46 PlaylistSource::PlaylistSource (Session& s, const std::string& name, boost::shared_ptr<Playlist> p, DataType type,
47 frameoffset_t begin, framecnt_t len, Source::Flag flags)
48 : Source (s, type, name)
51 /* PlaylistSources are never writable, renameable, removable or destructive */
52 _flags = Flag (_flags & ~(Writable|CanRename|Removable|RemovableIfEmpty|RemoveAtDestroy|Destructive));
55 _playlist_offset = begin;
56 _playlist_length = len;
58 _level = _playlist->max_source_level () + 1;
61 PlaylistSource::PlaylistSource (Session& s, const XMLNode& node)
62 : Source (s, DataType::AUDIO, "toBeRenamed")
64 /* PlaylistSources are never writable, renameable, removable or destructive */
65 _flags = Flag (_flags & ~(Writable|CanRename|Removable|RemovableIfEmpty|RemoveAtDestroy|Destructive));
68 if (set_state (node, Stateful::loading_state_version)) {
69 throw failed_constructor ();
73 PlaylistSource::~PlaylistSource ()
78 PlaylistSource::add_state (XMLNode& node)
82 _playlist->id().print (buf, sizeof (buf));
83 node.add_property ("playlist", buf);
84 snprintf (buf, sizeof (buf), "%" PRIi64, _playlist_offset);
85 node.add_property ("offset", buf);
86 snprintf (buf, sizeof (buf), "%" PRIu64, _playlist_length);
87 node.add_property ("length", buf);
89 node.add_child_nocopy (_playlist->get_state());
93 PlaylistSource::set_state (const XMLNode& node, int version)
95 /* check that we have a playlist ID */
97 const XMLProperty *prop = node.property (X_("playlist"));
100 error << _("No playlist ID in PlaylistSource XML!") << endmsg;
101 throw failed_constructor ();
104 /* create playlist from child node */
107 XMLNodeConstIterator niter;
109 nlist = node.children();
111 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
112 if ((*niter)->name() == "Playlist") {
113 _playlist = PlaylistFactory::create (_session, **niter, true, false);
119 error << _("No playlist node in PlaylistSource XML!") << endmsg;
120 throw failed_constructor ();
123 /* other properties */
125 if ((prop = node.property (X_("name"))) == 0) {
126 throw failed_constructor ();
129 set_name (prop->value());
131 if ((prop = node.property (X_("offset"))) == 0) {
132 throw failed_constructor ();
134 sscanf (prop->value().c_str(), "%" PRIi64, &_playlist_offset);
136 if ((prop = node.property (X_("length"))) == 0) {
137 throw failed_constructor ();
140 sscanf (prop->value().c_str(), "%" PRIu64, &_playlist_length);
142 _level = _playlist->max_source_level () + 1;