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/* $Id: gvlayout_neato_layout.c,v 1.20 2009/09/04 14:23:35 erg Exp $ $Revision: 1.20 $ */
/* 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 *
**********************************************************/
/*
* neato layout plugin
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include "gvplugin_layout.h"
/* FIXME - globals.h is needed for Nop */
#include "globals.h"
typedef enum { LAYOUT_NEATO,
LAYOUT_FDP,
LAYOUT_SFDP,
LAYOUT_TWOPI,
LAYOUT_CIRCO,
LAYOUT_PATCHWORK,
LAYOUT_CLUSTER,
LAYOUT_NOP1,
LAYOUT_NOP2,
} layout_type;
extern void neato_layout(graph_t * g);
extern void fdp_layout(graph_t * g);
extern void sfdp_layout(graph_t * g);
extern void twopi_layout(graph_t * g);
extern void circo_layout(graph_t * g);
extern void patchwork_layout(graph_t * g);
extern void osage_layout(graph_t * g);
extern void neato_cleanup(graph_t * g);
extern void fdp_cleanup(graph_t * g);
extern void sfdp_cleanup(graph_t * g);
extern void twopi_cleanup(graph_t * g);
extern void circo_cleanup(graph_t * g);
extern void patchwork_cleanup(graph_t * g);
extern void osage_cleanup(graph_t * g);
static void nop1_layout(graph_t * g)
{
Nop = 1;
neato_layout(g);
Nop = 0;
}
static void nop2_layout(graph_t * g)
{
Nop = 2;
neato_layout(g);
Nop = 0;
}
gvlayout_engine_t neatogen_engine = {
neato_layout,
neato_cleanup,
};
gvlayout_engine_t fdpgen_engine = {
fdp_layout,
fdp_cleanup,
};
#ifdef SFDP
gvlayout_engine_t sfdpgen_engine = {
sfdp_layout,
sfdp_cleanup,
};
#endif
gvlayout_engine_t twopigen_engine = {
twopi_layout,
twopi_cleanup,
};
gvlayout_engine_t circogen_engine = {
circo_layout,
circo_cleanup,
};
gvlayout_engine_t nop1gen_engine = {
nop1_layout,
neato_cleanup,
};
gvlayout_engine_t nop2gen_engine = {
nop2_layout,
neato_cleanup,
};
gvlayout_engine_t patchwork_engine = {
patchwork_layout,
patchwork_cleanup,
};
gvlayout_engine_t osage_engine = {
osage_layout,
osage_cleanup,
};
gvlayout_features_t neatogen_features = {
0,
};
gvplugin_installed_t gvlayout_neato_types[] = {
{LAYOUT_NEATO, "neato", 0, &neatogen_engine, &neatogen_features},
{LAYOUT_FDP, "fdp", 0, &fdpgen_engine, &neatogen_features},
#ifdef SFDP
{LAYOUT_SFDP, "sfdp", 0, &sfdpgen_engine, &neatogen_features},
#endif
{LAYOUT_TWOPI, "twopi", 0, &twopigen_engine, &neatogen_features},
{LAYOUT_CIRCO, "circo", 0, &circogen_engine, &neatogen_features},
{LAYOUT_PATCHWORK, "patchwork", 0, &patchwork_engine, &neatogen_features},
{LAYOUT_CLUSTER, "osage", 0, &osage_engine, &neatogen_features},
{LAYOUT_NOP1, "nop", 0, &nop1gen_engine, &neatogen_features},
{LAYOUT_NOP1, "nop1", 0, &nop1gen_engine, &neatogen_features},
{LAYOUT_NOP1, "nop2", 0, &nop2gen_engine, &neatogen_features},
{0, NULL, 0, NULL, NULL}
};
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