lumiera_/src/steam/mobject/session/fork.cpp

61 lines
1.9 KiB
C++

/*
Fork - A grouping device within the Session.
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.
* *****************************************************/
/** @file fork.cpp
** Implementation of the basic grouping device within the session ("Track" / "Media Bin")
** @todo WIP implementation of session core from 2010
** @todo as of 2016, this effort is considered stalled but basically valid
*/
#include "steam/mobject/session/fork.hpp"
namespace steam {
namespace mobject {
namespace session {
/** create a new fork-MObject based on the given unique ID.
* While the fork is an MObject attached locally within the
* given Sequence, it referres to a globally known forkID,
* which is an Asset. These fork-IDs might be shared among
* several Sequences and can be used to refer to several
* scopes simultaneously.
*/
Fork::Fork (ForkID const& forkID)
: start_(Time::ZERO) //////////////////////////////////TODO something more inspired please
, id_(forkID)
{
throwIfInvalid();
}
bool
Fork::isValid() const
{
return bool(id_.isValid()); ////////TODO anything more to check 'for real'?
}
}}} // namespace steam::mobject::session