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/* $Id: agutil.h,v 1.1.1.1 2004/12/23 04:05:22 ellson Exp $ $Revision: 1.1.1.1 $ */
/* vim:set shiftwidth=4 ts=8: */
/**********************************************************
* This software is part of the graphviz package *
* http://www.graphviz.org/ *
* *
* Copyright (c) 1994-2004 AT&T Corp. *
* and is licensed under the *
* Common Public License, Version 1.0 *
* by AT&T Corp. *
* *
* Information and Software Systems Research *
* AT&T Research, Florham Park NJ *
**********************************************************/
#ifdef __cplusplus
extern "C" {
#endif
/* attribute handling */
double ag_scan_float(void *obj, char *name, double low, double high,
double defval);
int ag_scan_int(void *obj, char *name, int low, int high, int defval);
/* a node queue */
typedef struct Nqueue_s {
Agnode_t **store, **limit, **head, **tail;
} Nqueue;
Nqueue *Nqueue_new(Agraph_t * g);
void Nqueue_free(Agraph_t * g, Nqueue * q);
void Nqueue_insert(Nqueue * q, Agnode_t * n);
Agnode_t *Nqueue_remove(Nqueue * q);
#ifdef __cplusplus
}
#endif
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