unflatten.c File Reference

adjusts directed graphs to improve layout aspect ratio, API: cgraph.h, implements graphviz_unflatten, used in cmd/tools/unflatten.c More...

#include <cgraph/cghdr.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdio.h>
#include <util/itos.h>

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Functions
static int	myindegree (Agnode_t *n)
static int	myoutdegree (Agnode_t *n)
static bool	isleaf (Agnode_t *n)
static bool	ischainnode (Agnode_t *n)
static void	adjustlen (Agedge_t *e, Agsym_t *sym, int newlen)
static Agsym_t *	bindedgeattr (Agraph_t *g, char *str)
void	graphviz_unflatten (Agraph_t *g, const graphviz_unflatten_options_t *opts)

Function Documentation

adjustlen()

static void adjustlen ( Agedge_t *  e, Agsym_t *  sym, int  newlen  )

static

Definition at line 46 of file unflatten.c.

References agxset(), and ITOS.

Referenced by graphviz_unflatten().

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bindedgeattr()

static Agsym_t * bindedgeattr ( Agraph_t *  g, char *  str  )

static

Definition at line 50 of file unflatten.c.

References agattr_text(), AGEDGE, and str.

Referenced by graphviz_unflatten().

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ischainnode()

static bool ischainnode ( Agnode_t *  n )

static

Definition at line 42 of file unflatten.c.

References myindegree(), and myoutdegree().

Referenced by graphviz_unflatten().

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isleaf()

static bool isleaf ( Agnode_t *  n )

static

Definition at line 40 of file unflatten.c.

References myindegree(), and myoutdegree().

Referenced by graphviz_unflatten().

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myindegree()

static int myindegree ( Agnode_t *  n )

static

Definition at line 26 of file unflatten.c.

References agdegree(), and Agnode_s::root.

Referenced by graphviz_unflatten(), ischainnode(), and isleaf().

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myoutdegree()

static int myoutdegree ( Agnode_t *  n )

static

Definition at line 29 of file unflatten.c.

References agfstout(), aghead, agnxtout(), agtail, and Agnode_s::root.

Referenced by graphviz_unflatten(), ischainnode(), and isleaf().

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