gvc.c File Reference

#include "config.h"
#include "gvc.h"
#include "const.h"
#include "gvcjob.h"
#include "gvcint.h"
#include "gvcproc.h"
#include "gvconfig.h"
#include "gvio.h"
#include <stdlib.h>

Include dependency graph for gvc.c:

Go to the source code of this file.

Macros
#define	OUTPUT_DATA_INITIAL_ALLOCATION   4096

Functions
GVC_t *	gvContext (void)
GVC_t *	gvContextPlugins (const lt_symlist_t *builtins, int demand_loading)
int	gvLayout (GVC_t *gvc, graph_t *g, const char *engine)
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, unsigned int *length)
void	gvFreeRenderData (char *data)
void	gvAddLibrary (GVC_t *gvc, gvplugin_library_t *lib)
char **	gvcInfo (GVC_t *gvc)
char *	gvcVersion (GVC_t *gvc)
char *	gvcBuildDate (GVC_t *gvc)

Macro Definition Documentation

#define OUTPUT_DATA_INITIAL_ALLOCATION   4096

Referenced by gvRenderData().

Function Documentation

void gvAddLibrary	(	GVC_t *	gvc,
		gvplugin_library_t *	lib
	)

Add a library from your user application

Parameters

gvc	Graphviz context to add library to
lib	library to add

Definition at line 237 of file gvc.c.

References gvconfig_plugin_install_from_library(), and NULL.

char* gvcBuildDate

(

GVC_t *

gvc

)

Definition at line 244 of file gvc.c.

References GVC_s::common, and GVCOMMON_s::info.

char** gvcInfo

(

GVC_t *

gvc

)

Definition at line 242 of file gvc.c.

References GVC_s::common, and GVCOMMON_s::info.

GVC_t* gvContext

(

void

)

Definition at line 25 of file gvc.c.

References agattr(), AGNODE, FALSE, gvc, gvconfig(), gvNEWcontext(), NODENAME_ESC, NULL, and TRUE.

GVC_t* gvContextPlugins	(	const lt_symlist_t *	builtins,
		int	demand_loading
	)

Definition at line 36 of file gvc.c.

References agattr(), AGNODE, FALSE, gvc, gvconfig(), gvNEWcontext(), NODENAME_ESC, and NULL.

Referenced by main(), and Tcldot_Init().

char* gvcVersion

(

GVC_t *

gvc

)

Definition at line 243 of file gvc.c.

References GVC_s::common, and GVCOMMON_s::info.

void gvFreeRenderData

(

char *

data

)

Definition at line 232 of file gvc.c.

int gvLayout	(	GVC_t *	gvc,
		graph_t *	g,
		const char *	engine
	)

Definition at line 53 of file gvc.c.

References agerr(), AGERR, agsafeset(), GD_bb, GD_drawing, gvlayout_select(), gvLayoutJobs(), gvplugin_list(), NO_SUPPORT, and ROUND.

Referenced by layout().

int gvRender	(	GVC_t *	gvc,
		graph_t *	g,
		const char *	format,
		FILE *	out
	)

Definition at line 85 of file gvc.c.

References agerr(), AGERR, agerrorf(), GVJ_s::flags, gvjobs_delete(), gvjobs_output_langname(), gvplugin_list(), gvrender_end_job(), gvrender_select(), gvRenderJobs(), GVC_s::job, LAYOUT_DONE, LAYOUT_NOT_REQUIRED, NO_SUPPORT, NULL, GVJ_s::output_file, GVJ_s::output_lang, GVJ_s::output_langname, OUTPUT_NOT_REQUIRED, and Agraph_s::root.

Referenced by render(), renderchannel(), and renderresult().

int gvRenderContext	(	GVC_t *	gvc,
		graph_t *	g,
		const char *	format,
		void *	context
	)

Definition at line 148 of file gvc.c.

References agerr(), AGERR, agerrorf(), GVJ_s::context, GVJ_s::external_context, GVJ_s::flags, gvdevice_finalize(), gvjobs_delete(), gvjobs_output_langname(), gvplugin_list(), gvrender_end_job(), gvrender_select(), gvRenderJobs(), GVC_s::job, LAYOUT_DONE, LAYOUT_NOT_REQUIRED, NO_SUPPORT, GVJ_s::output_lang, GVJ_s::output_langname, Agraph_s::root, and TRUE.

int gvRenderData	(	GVC_t *	gvc,
		graph_t *	g,
		const char *	format,
		char **	result,
		unsigned int *	length
	)

Definition at line 182 of file gvc.c.

References agerr(), AGERR, agerrorf(), GVJ_s::flags, gvjobs_delete(), gvjobs_output_langname(), gvplugin_list(), gvrender_end_job(), gvrender_select(), gvRenderJobs(), GVC_s::job, LAYOUT_DONE, LAYOUT_NOT_REQUIRED, NO_SUPPORT, GVJ_s::output_data, GVJ_s::output_data_allocated, OUTPUT_DATA_INITIAL_ALLOCATION, GVJ_s::output_data_position, GVJ_s::output_lang, GVJ_s::output_langname, and Agraph_s::root.

Referenced by renderdata().

int gvRenderFilename	(	GVC_t *	gvc,
		graph_t *	g,
		const char *	format,
		const char *	filename
	)

Definition at line 117 of file gvc.c.

References agerr(), AGERR, agerrorf(), GVJ_s::flags, gvdevice_finalize(), gvjobs_delete(), gvjobs_output_filename(), gvjobs_output_langname(), gvplugin_list(), gvrender_end_job(), gvrender_select(), gvRenderJobs(), GVC_s::job, LAYOUT_DONE, LAYOUT_NOT_REQUIRED, NO_SUPPORT, GVJ_s::output_lang, GVJ_s::output_langname, and Agraph_s::root.

Referenced by render().