LUMIERA.clone/src/proc/mobject/session/binding.hpp

69 lines
2 KiB
C++

/*
BINDING.hpp - link to use a sequence within the session
Copyright (C) Lumiera.org
2009, 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 MOBJECT_SESSION_BINDING_H
#define MOBJECT_SESSION_BINDING_H
#include "proc/mobject/session/meta.hpp"
#include "proc/mobject/builder/buildertool.hpp"
namespace asset {
class Sequence;
typedef lumiera::P<Sequence> PSequence;
}
namespace mobject {
namespace session {
using asset::PSequence;
/**
* Explicit link to bind a Sequence (container) to be used within the Session,
* either as contents of a top level Timeline, or as embedded MetaClip.
* Usually, the Placement holding such a Binding also constitutes a scope
* on its own, containing other nested objects.
*/
class Binding : public Meta
{
PSequence boundSequence_;
bool isValid() const;
public:
Binding (PSequence const& sequence_to_bind);
DEFINE_PROCESSABLE_BY (builder::BuilderTool);
};
} // namespace mobject::session
/** Placement<Binding> defined to be subclass of Placement<Meta> */
template class Placement<session::Binding, session::Meta>;
typedef Placement<session::Binding, session::Meta> PBinding;
} // namespace mobject
#endif