120 lines
3.2 KiB
C++
120 lines
3.2 KiB
C++
/*
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SESSION-IMPL.hpp - holds the complete session data to be edited by the user
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Copyright (C) Lumiera.org
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2008, Hermann Vosseler <Ichthyostega@web.de>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/** @file session-impl.hpp
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** Session and SessionManager Implemention classes.
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** Session and the corresponding Manager are primary Interfaces
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** to control the behaviour of the editing part of the application.
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** All all implementaion complexities are hidden behind a "PImpl".
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**
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** This file contains the implementation classes, it should never
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** be included by client code.
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**
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*/
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#ifndef MOBJECT_SESSION_SESSIONIMPL_H
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#define MOBJECT_SESSION_SESSIONIMPL_H
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#include "proc/mobject/session.hpp"
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#include "proc/mobject/session/edl.hpp"
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#include "proc/mobject/session/fixture.hpp"
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#include "proc/mobject/placement-index.hpp"
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#include <boost/scoped_ptr.hpp>
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#include <vector>
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namespace mobject {
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namespace session {
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using std::vector;
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using boost::scoped_ptr;
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using std::tr1::shared_ptr;
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/**
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* Implementation class for the Session interface
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*/
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class SessionImpl : public mobject::Session
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{
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uint focusEDL_;
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vector<EDL> edls;
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PFix fixture;
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shared_ptr<PlacementIndex> pIdx_;
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/* ==== Session API ==== */
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virtual bool isValid ();
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virtual void add (PMO& placement);
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virtual bool remove (PMO& placement);
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virtual EDL& currEDL ();
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virtual PFix& getFixture ();
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virtual void rebuildFixture ();
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protected: /* == management API === */
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SessionImpl (DefsManager&) throw();
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friend class SessManagerImpl;
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void clear ();
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};
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/**
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* Session manager implementation class holding the
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* actual smart pointer to the current Session impl.
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*/
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class SessManagerImpl : public SessManager
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{
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scoped_ptr<DefsManager> pDefs_;
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scoped_ptr<SessionImpl> pImpl_;
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SessManagerImpl() throw();
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friend class lib::singleton::StaticCreate<SessManagerImpl>;
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virtual ~SessManagerImpl() {}
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/* ==== SessManager API ==== */
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virtual void clear () ;
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virtual void reset () ;
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virtual void load () ;
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virtual void save () ;
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virtual SessionImpl* operator-> () throw() ;
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public:
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/* ==== proc layer internal API ==== */
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/** @internal access point for PlacementIndex and PlacementRef */
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static shared_ptr<PlacementIndex>& getCurrentIndex () ;
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};
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}} // namespace mobject::session
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#endif
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