gvc.h File Reference

Graphviz context library. More...

#include <stdbool.h>
#include <stddef.h>
#include "types.h"
#include "gvplugin.h"

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Macros
#define	LAYOUT_DONE(g)   (agbindrec(g, "Agraphinfo_t", 0, true) && GD_drawing(g))

Functions
void	gvToggle (int)
GVC_t *	gvNEWcontext (const lt_symlist_t *builtins, int demand_loading)
GVC_t *	gvContext (void)
GVC_t *	gvContextPlugins (const lt_symlist_t *builtins, int demand_loading)
char **	gvcInfo (GVC_t *)
char *	gvcVersion (GVC_t *)
char *	gvcBuildDate (GVC_t *)
int	gvParseArgs (GVC_t *gvc, int argc, char **argv)
graph_t *	gvNextInputGraph (GVC_t *gvc)
graph_t *	gvPluginsGraph (GVC_t *gvc)
int	gvLayout (GVC_t *gvc, graph_t *g, const char *engine)
int	gvLayoutJobs (GVC_t *gvc, graph_t *g)
bool	gvLayoutDone (graph_t *g)
void	attach_attrs (graph_t *g)
int	gvRender (GVC_t *gvc, graph_t *g, const char *format, FILE *out)
int	gvRenderFilename (GVC_t *gvc, graph_t *g, const char *format, const char *filename)
int	gvRenderContext (GVC_t *gvc, graph_t *g, const char *format, void *context)
int	gvRenderData (GVC_t *gvc, graph_t *g, const char *format, char **result, size_t *length)
void	gvFreeRenderData (char *data)
int	gvRenderJobs (GVC_t *gvc, graph_t *g)
int	gvFreeLayout (GVC_t *gvc, graph_t *g)
void	gvFinalize (GVC_t *gvc)
int	gvFreeContext (GVC_t *gvc)
char **	gvPluginList (GVC_t *gvc, const char *kind, int *sz)
void	gvAddLibrary (GVC_t *gvc, gvplugin_library_t *lib)
int	gvToolTred (graph_t *g)

Detailed Description

libgvc provides a context for applications wishing to manipulate and render graphs. It provides command line parsing, common rendering code, and a plugin mechanism for renderers.

man 3 gvc

Definition in file gvc.h.