lumiera_/src/proc/asset/track.hpp

56 lines
1.6 KiB
C++

/*
TRACK.hpp - structural asset used as global track identifier
Copyright (C) Lumiera.org
2008, Hermann Vosseler <Ichthyostega@web.de>
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.
*/
#ifndef ASSET_TRACK_H
#define ASSET_TRACK_H
#include "proc/asset/struct.hpp"
namespace asset
{
/**
* Structural Asset using as a global identifier for placing
* some object onto a given track. Not to be confused with the "track-MO":
* To actually use a track within an EDL, we need to attach a
* Placement<mobject::session::Track> to the tree-of-tracks of this EDL.
* Thus, we have one global track-identifier (this class here), but
* maybe several instances (track-MO) within various EDLs
*/
class Track : public Struct
{
protected:
Track (const Asset::Ident& idi);
friend class StructFactoryImpl;
};
typedef P<const Track> PTrack;
} // namespace asset
#endif