/*
 *                            COPYRIGHT
 *
 *  PCB, interactive printed circuit board design
 *  Copyright (C) 1994,1995,1996 Thomas Nau
 *
 *  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.
 *
 *  Contact addresses for paper mail and Email:
 *  Thomas Nau, Schlehenweg 15, 88471 Baustetten, Germany
 *  Thomas.Nau@rz.uni-ulm.de
 *
 *  RCS: $Id: undo.h,v 1.8 2006/08/18 03:30:57 danmc Exp $
 */

/* prototypes for undo routines
 */

#ifndef	__UNDO_INCLUDED__
#define	__UNDO_INCLUDED__

#include "global.h"

#define DRAW_FLAGS	(RATFLAG | SELECTEDFLAG | SQUAREFLAG \
			| HIDENAMEFLAG | HOLEFLAG | OCTAGONFLAG | FOUNDFLAG | CLEARLINEFLAG)

											/* different layers */

int Undo (Boolean);
int Redo (Boolean);
void IncrementUndoSerialNumber (void);
void SaveUndoSerialNumber (void);
void RestoreUndoSerialNumber (void);
void ClearUndoList (Boolean);
void MoveObjectToRemoveUndoList (int, void *, void *, void *);
void AddObjectToRemovePointUndoList (int, void *, void *, Cardinal);
void AddObjectToInsertPointUndoList (int, void *, void *, void *);
void AddObjectToMoveUndoList (int, void *, void *, void *,
			      LocationType, LocationType);
void AddObjectToChangeNameUndoList (int, void *, void *, void *, char *);
void AddObjectToRotateUndoList (int, void *, void *, void *,
				LocationType, LocationType, BYTE);
void AddObjectToCreateUndoList (int, void *, void *, void *);
void AddObjectToMirrorUndoList (int, void *, void *, void *, LocationType);
void AddObjectToMoveToLayerUndoList (int, void *, void *, void *);
void AddObjectToFlagUndoList (int, void *, void *, void *);
void AddObjectToSizeUndoList (int, void *, void *, void *);
void AddObjectTo2ndSizeUndoList (int, void *, void *, void *);
void AddObjectToClearSizeUndoList (int, void *, void *, void *);
void AddObjectToMaskSizeUndoList (int, void *, void *, void *);
void AddObjectToChangeAnglesUndoList (int, void *, void *, void *);
void AddLayerChangeToUndoList (int, int);
void AddNetlistLibToUndoList (LibraryTypePtr);
void LockUndo (void);
void UnlockUndo (void);
Boolean Undoing (void);

#endif