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/*
* Group.h -- Header for Group items.
*
* Authors : Patrick Lecoanet.
* Creation date :
*
* $Id$
*/
/*
* Copyright (c) 2002 CENA, Patrick Lecoanet --
*
* This code is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This code 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this code; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#ifndef _Group_h
#define _Group_h
ZnItem ZnGroupHead(ZnItem group);
ZnItem ZnGroupTail(ZnItem group);
ZnBool ZnGroupCallOm(ZnItem group);
ZnBool ZnGroupAtomic(ZnItem group);
void ZnGroupSetCallOm(ZnItem group, ZnBool set);
void ZnInsertDependentItem(ZnItem item);
void ZnExtractDependentItem(ZnItem item);
void ZnDisconnectDependentItems(ZnItem item);
void ZnGroupInsertItem(ZnItem group, ZnItem item, ZnItem mark_item, ZnBool before);
void ZnGroupExtractItem(ZnItem item);
void ZnGroupRemoveClip(ZnItem group, ZnItem clip);
#endif /* _Group_h */
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