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/*
Copyright (C) 2011 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.
*/
#ifdef WAF_BUILD
#include "libardour-config.h"
#endif
#include <vector>
#include <cstdio>
#include <glibmm/fileutils.h>
#include <glibmm/miscutils.h>
#include "pbd/error.h"
#include "pbd/types_convert.h"
#include "pbd/enumwriter.h"
#include "ardour/playlist.h"
#include "ardour/playlist_source.h"
#include "ardour/playlist_factory.h"
#include "pbd/i18n.h"
using namespace std;
using namespace ARDOUR;
using namespace PBD;
PlaylistSource::PlaylistSource (Session& s, const ID& orig, const std::string& name, boost::shared_ptr<Playlist> p, DataType type,
sampleoffset_t begin, samplecnt_t len, Source::Flag /*flags*/)
: Source (s, type, name)
, _playlist (p)
, _original (orig)
{
/* PlaylistSources are never writable, renameable, removable or destructive */
_flags = Flag (_flags & ~(Writable|CanRename|Removable|RemovableIfEmpty|RemoveAtDestroy|Destructive));
_playlist = p;
_playlist_offset = begin;
_playlist_length = len;
_level = _playlist->max_source_level () + 1;
}
PlaylistSource::PlaylistSource (Session& s, const XMLNode& node)
: Source (s, DataType::AUDIO, "toBeRenamed")
{
/* PlaylistSources are never writable, renameable, removable or destructive */
_flags = Flag (_flags & ~(Writable|CanRename|Removable|RemovableIfEmpty|RemoveAtDestroy|Destructive));
if (set_state (node, Stateful::loading_state_version)) {
throw failed_constructor ();
}
}
PlaylistSource::~PlaylistSource ()
{
}
void
PlaylistSource::add_state (XMLNode& node)
{
node.set_property ("playlist", _playlist->id ());
node.set_property ("offset", _playlist_offset);
node.set_property ("length", _playlist_length);
node.set_property ("original", id());
node.add_child_nocopy (_playlist->get_state());
}
int
PlaylistSource::set_state (const XMLNode& node, int /*version*/)
{
/* check that we have a playlist ID */
XMLProperty const * prop = node.property (X_("playlist"));
if (!prop) {
error << _("No playlist ID in PlaylistSource XML!") << endmsg;
throw failed_constructor ();
}
/* create playlist from child node */
XMLNodeList nlist;
XMLNodeConstIterator niter;
nlist = node.children();
for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
if ((*niter)->name() == "Playlist") {
_playlist = PlaylistFactory::create (_session, **niter, true, false);
break;
}
}
if (!_playlist) {
error << _("Could not construct playlist for PlaylistSource from session data!") << endmsg;
throw failed_constructor ();
}
/* other properties */
std::string name;
if (!node.get_property (X_("name"), name)) {
throw failed_constructor ();
}
set_name (name);
if (!node.get_property (X_("offset"), _playlist_offset)) {
throw failed_constructor ();
}
if (!node.get_property (X_("length"), _playlist_length)) {
throw failed_constructor ();
}
/* XXX not quite sure why we set our ID back to the "original" one
here. october 2011, paul
*/
std::string str;
if (!node.get_property (X_("original"), str)) {
throw failed_constructor ();
}
set_id (str);
_level = _playlist->max_source_level () + 1;
return 0;
}
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