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//
// $Id: DNode.h,v 1.1.1.1 1997/12/09 07:19:16 nygard Exp $
//
//
// This file is a part of Risk by Mike Ferris.
// Copyright (C) 1997 Steve Nygard
//
// 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.
//
// You may contact the author by:
// e-mail: nygard@telusplanet.net
//
#import <Foundation/Foundation.h>
// Good enough for now.
#define D_INFINITY 1000000
// Transient for now, so we won't retain previous...
//----------------------------------------------------------------------
// Keep track of the distance and previous step in the path, so that
// we can buid the shortest path.
//----------------------------------------------------------------------
@interface DNode : NSObject
{
int distance;
id previous;
}
+ dNode;
- init;
- (void) dealloc;
- previous;
- (int) distance;
- (void) setDistance:(int)newDistance;
- (void) setDistance:(int)newDistance withPrevious:newPrevious;
- (void) relaxFrom:source distance:(int)x;
- (NSString *) description;
@end
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.