X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fplaylist_factory.cc;h=679e893cdc8bf6311aeb259fedc6acd1d6c03700;hb=cb51c4c5aa1717d1e37f370b3610e4f8f7b1e0bf;hp=fc4618d1dcf7a15c82e263b3f407bf899f1e6cec;hpb=8af0757b61990767f2a85e68f535a5af9976fd79;p=ardour.git

diff --git a/libs/ardour/playlist_factory.cc b/libs/ardour/playlist_factory.cc
index fc4618d1dc..679e893cdc 100644
--- a/libs/ardour/playlist_factory.cc
+++ b/libs/ardour/playlist_factory.cc
@@ -1,68 +1,133 @@
-#include <ardour/session.h>
+/*
+    Copyright (C) 2000-2006 Paul Davis
 
-#include <ardour/playlist.h>
-#include <ardour/audioplaylist.h>
+    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.
 
-#include <ardour/region_factory.h>
-#include <ardour/region.h>
-#include <ardour/audioregion.h>
+    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.
 
-#include "i18n.h"
+    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.
 
+*/
+
+#include "pbd/error.h"
+#include "pbd/xml++.h"
+
+#include "ardour/playlist.h"
+#include "ardour/audioplaylist.h"
+#include "ardour/midi_playlist.h"
+#include "ardour/playlist_factory.h"
+
+#include "pbd/i18n.h"
+
+using namespace std;
 using namespace ARDOUR;
+using namespace PBD;
+
+PBD::Signal2<void,boost::shared_ptr<Playlist>, bool> PlaylistFactory::PlaylistCreated;
 
-Region*
-ARDOUR::createRegion (const Region& region, jack_nframes_t start, 
-		      jack_nframes_t length, std::string name, 
-		      layer_t layer, Region::Flag flags)
+boost::shared_ptr<Playlist>
+PlaylistFactory::create (Session& s, const XMLNode& node, bool hidden, bool unused)
 {
-	const AudioRegion* ar;
-	
-	if ((ar = dynamic_cast<const AudioRegion*>(&region)) != 0) {
-		AudioRegion* ret;
-		ret = new AudioRegion (*ar, start, length, name, layer, flags);
-		return ret;
-	} else {
-		fatal << _("programming error: Playlist::createRegion called with unknown Region type")
-		      << endmsg;
-		/*NOTREACHED*/
-		return 0;
+	XMLProperty const * type = node.property("type");
+
+	boost::shared_ptr<Playlist> pl;
+
+	try {
+		if (!type || type->value() == "audio") {
+			pl = boost::shared_ptr<Playlist> (new AudioPlaylist (s, node, hidden));
+		} else if (type->value() == "midi") {
+			pl = boost::shared_ptr<Playlist> (new MidiPlaylist (s, node, hidden));
+		}
+
+		pl->set_region_ownership ();
+
+		if (pl && !hidden) {
+			PlaylistCreated (pl, unused);
+		}
+		return pl;
+
+	} catch (...) {
+		return boost::shared_ptr<Playlist> ();
 	}
 }
 
-Region*
-ARDOUR::createRegion (const Region& region)
+boost::shared_ptr<Playlist>
+PlaylistFactory::create (DataType type, Session& s, string name, bool hidden)
 {
-	const AudioRegion* ar;
-	
-	if ((ar = dynamic_cast<const AudioRegion*>(&region)) != 0) {
-		return new AudioRegion (*ar);
-	} else {
-		fatal << _("programming error: Playlist::createRegion called with unknown Region type")
-		      << endmsg;
-		/*NOTREACHED*/
-		return 0;
+	boost::shared_ptr<Playlist> pl;
+
+	try {
+		if (type == DataType::AUDIO)
+			pl = boost::shared_ptr<Playlist> (new AudioPlaylist (s, name, hidden));
+		else if (type == DataType::MIDI)
+			pl = boost::shared_ptr<Playlist> (new MidiPlaylist (s, name, hidden));
+
+		if (pl && !hidden) {
+			PlaylistCreated (pl, false);
+		}
+
+		return pl;
+	} catch (...) {
+		return boost::shared_ptr<Playlist> ();
 	}
 }
 
-Region*
-ARDOUR::createRegion (Session& session, XMLNode& node, bool yn)
+boost::shared_ptr<Playlist>
+PlaylistFactory::create (boost::shared_ptr<const Playlist> old, string name, bool hidden)
 {
-	return session.XMLRegionFactory (node, yn);
+	boost::shared_ptr<Playlist> pl;
+	boost::shared_ptr<const AudioPlaylist> apl;
+	boost::shared_ptr<const MidiPlaylist> mpl;
+
+	try {
+
+		if ((apl = boost::dynamic_pointer_cast<const AudioPlaylist> (old)) != 0) {
+			pl = boost::shared_ptr<Playlist> (new AudioPlaylist (apl, name, hidden));
+			pl->set_region_ownership ();
+		} else if ((mpl = boost::dynamic_pointer_cast<const MidiPlaylist> (old)) != 0) {
+			pl = boost::shared_ptr<Playlist> (new MidiPlaylist (mpl, name, hidden));
+			pl->set_region_ownership ();
+		}
+
+		if (pl && !hidden) {
+			PlaylistCreated (pl, false);
+		}
+
+		return pl;
+	} catch (...) {
+		return boost::shared_ptr<Playlist> ();
+	}
+
 }
-	
-Playlist*
-Playlist::copyPlaylist (const Playlist& playlist, jack_nframes_t start, jack_nframes_t length,
-			string name, bool result_is_hidden)
+
+boost::shared_ptr<Playlist>
+PlaylistFactory::create (boost::shared_ptr<const Playlist> old, samplepos_t start, samplecnt_t cnt, string name, bool hidden)
 {
-	const AudioPlaylist* apl;
-
-	if ((apl = dynamic_cast<const AudioPlaylist*> (&playlist)) != 0) {
-		return new AudioPlaylist (*apl, start, length, name, result_is_hidden);
-	} else {
-		fatal << _("programming error: Playlist::copyPlaylist called with unknown Playlist type")
-		      << endmsg;
-		/*NOTREACHED*/
-		return 0;
+	boost::shared_ptr<Playlist> pl;
+	boost::shared_ptr<const AudioPlaylist> apl;
+	boost::shared_ptr<const MidiPlaylist> mpl;
+
+	try {
+		if ((apl = boost::dynamic_pointer_cast<const AudioPlaylist> (old)) != 0) {
+			pl = boost::shared_ptr<Playlist> (new AudioPlaylist (apl, start, cnt, name, hidden));
+			pl->set_region_ownership ();
+		} else if ((mpl = boost::dynamic_pointer_cast<const MidiPlaylist> (old)) != 0) {
+			pl = boost::shared_ptr<Playlist> (new MidiPlaylist (mpl, start, cnt, name, hidden));
+			pl->set_region_ownership ();
+		}
+
+		/* this factory method does NOT notify others */
+
+		return pl;
+	} catch (...) {
+		return boost::shared_ptr<Playlist> ();
 	}
 }