/*
   Copyright (C) 2001-2006, William Joseph.
   All Rights Reserved.

   This file is part of GtkRadiant.

   GtkRadiant 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.

   GtkRadiant 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 GtkRadiant; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#if !defined ( INCLUDED_REFERENCECACHE_H )
#define INCLUDED_REFERENCECACHE_H

/// \brief Saves all open resource references if they differ from the version on disk.
void SaveReferences();
/// \brief Flushes the cache of resource references. All resource references must be released before calling this.
void FlushReferences();
/// \brief Reloads all resource references that differ from the version on disk.
void RefreshReferences();

#include "iscenegraph.h"
namespace scene
{
class Node;
}
class MapFormat;
typedef void ( *GraphTraversalFunc )( scene::Node& root, const scene::Traversable::Walker& walker );

bool MapResource_saveFile( const MapFormat& format, scene::Node& root, GraphTraversalFunc traverse, const char* filename );

#endif
