Graphviz: lib/xdot/xdot.c File Reference

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#include <xdot/xdot.h>
#include <stdlib.h>
#include <string.h>
#include <util/agxbuf.h>
#include <util/alloc.h>
#include <util/gv_ctype.h>
#include <util/prisize_t.h>
#include <util/unreachable.h>

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Macros
#define	CHK(s) if(!s){*error=1;return 0;}

#define	XDBSIZE 100

#define	CHK1(s) if(!s){free(stops);return NULL;}

Typedefs
typedef int(*	pf) (void , char ,...)

typedef void(*	print_op) (xdot_op op, pf print, void info, int more)

Functions
static char *	parseReal (char s, double fp)

static char *	parseInt (char s, int ip)

static char *	parseUInt (char s, unsigned int ip)

static char *	parseRect (char s, xdot_rect rp)

static char *	parsePolyline (char s, xdot_polyline pp)

static char *	parseString (char s, char *sp)

static char *	parseAlign (char s, xdot_align ap)

static char *	parseOp (xdot_op op, char s, drawfunc_t ops[], int *error)

xdot *	parseXDotFOn (char s, drawfunc_t fns[], size_t sz, xdot x)

xdot *	parseXDotF (char *s, drawfunc_t fns[], size_t sz)

xdot *	parseXDot (char *s)

static void	printRect (xdot_rect r, pf print, void info)

static void	printPolyline (xdot_polyline p, pf print, void info)

static void	printString (char p, pf print, void info)

static void	printFloat (double f, pf print, void *info, int space)

static void	printAlign (xdot_align a, pf print, void *info)

static void	toGradString (agxbuf xb, xdot_color cp)

static void	printXDot_Op (xdot_op op, pf print, void info, int more)

static void	jsonRect (xdot_rect r, pf print, void info)

static void	jsonPolyline (xdot_polyline p, pf print, void info)

static void	jsonString (char p, pf print, void info)

static void	jsonXDot_Op (xdot_op op, pf print, void info, int more)

static void	_printXDot (xdot x, pf print, void info, print_op ofn)

char *	sprintXDot (xdot *x)

void	fprintXDot (FILE fp, xdot x)

void	jsonXDot (FILE fp, xdot x)

static void	freeXOpData (xdot_op *x)

void	freeXDot (xdot *x)

int	statXDot (xdot x, xdot_stats sp)

static char *	radGradient (char cp, xdot_color clr)

static char *	linGradient (char cp, xdot_color clr)

char *	parseXDotColor (char cp, xdot_color clr)

void	freeXDotColor (xdot_color *cp)

Macro Definition Documentation

◆ CHK

#define CHK ( s ) if(!s){*error=1;return 0;}

Definition at line 167 of file xdot.c.

◆ CHK1

#define CHK1 ( s ) if(!s){free(stops);return NULL;}

Definition at line 860 of file xdot.c.

◆ XDBSIZE

#define XDBSIZE 100

Definition at line 337 of file xdot.c.

Typedef Documentation

◆ pf

typedef int(* pf) (void *, char *,...)

Definition at line 405 of file xdot.c.

◆ print_op

typedef void(* print_op) (xdot_op *op, pf print, void *info, int more)

Definition at line 514 of file xdot.c.

Function Documentation

◆ _printXDot()

static void _printXDot	(	xdot *	x,
		pf	print,
		void *	info,
		print_op	ofn
	)

static

Definition at line 714 of file xdot.c.

References cnt(), xdot::cnt, xdot::ops, print(), and xdot::sz.

Referenced by fprintXDot(), jsonXDot(), and sprintXDot().

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◆ fprintXDot()

void fprintXDot	(	FILE *	fp,
		xdot *	x
	)

Definition at line 731 of file xdot.c.

References _printXDot(), and printXDot_Op().

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◆ freeXDot()

void freeXDot ( xdot * x )

Definition at line 782 of file xdot.c.

References xdot::cnt, free(), xdot::freefunc, freeXOpData(), xdot::ops, and xdot::sz.

Referenced by edge_spline(), edge_xdot(), graph_cleanup(), renderNodes(), renderSelectedEdges(), renderSelectedNodes(), and write_xdots().

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◆ freeXDotColor()

void freeXDotColor ( xdot_color * cp )

Definition at line 974 of file xdot.c.

References xdot_color_stop::color, free(), xdot_color::ling, xdot_linear_grad::n_stops, xdot_radial_grad::n_stops, xdot_color::ring, xdot_linear_grad::stops, xdot_radial_grad::stops, xdot_color::type, xdot_color::u, xd_linear, and xd_radial.

Referenced by freeXOpData().

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◆ freeXOpData()

static void freeXOpData ( xdot_op * x )

static

Definition at line 743 of file xdot.c.

References _xdot_op::color, _xdot_op::font, free(), freeXDotColor(), _xdot_op::grad_color, _xdot_op::image, _xdot_op::kind, xdot_image::name, xdot_font::name, _xdot_op::polyline, xdot_polyline::pts, _xdot_op::style, xdot_text::text, _xdot_op::text, _xdot_op::u, xd_fill_color, xd_filled_bezier, xd_filled_polygon, xd_font, xd_grad_fill_color, xd_grad_pen_color, xd_image, xd_pen_color, xd_polyline, xd_style, xd_text, xd_unfilled_bezier, and xd_unfilled_polygon.

Referenced by freeXDot().

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◆ jsonPolyline()

static void jsonPolyline	(	xdot_polyline *	p,
		pf	print,
		void *	info
	)

static

Definition at line 602 of file xdot.c.

References cnt(), xdot_polyline::cnt, print(), xdot_polyline::pts, xdot_point::x, and xdot_point::y.

Referenced by jsonXDot_Op().

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◆ jsonRect()

static void jsonRect	(	xdot_rect *	r,
		pf	print,
		void *	info
	)

static

Definition at line 597 of file xdot.c.

References xdot_rect::h, print(), xdot_rect::w, xdot_rect::x, and xdot_rect::y.

Referenced by jsonXDot_Op().

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◆ jsonString()

static void jsonString	(	char *	p,
		pf	print,
		void *	info
	)

static

Definition at line 612 of file xdot.c.

References print().

Referenced by jsonXDot_Op().

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◆ jsonXDot()

void jsonXDot	(	FILE *	fp,
		xdot *	x
	)

Definition at line 736 of file xdot.c.

References _printXDot(), and jsonXDot_Op().

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◆ jsonXDot_Op()

static void jsonXDot_Op	(	xdot_op *	op,
		pf	print,
		void *	info,
		int	more
	)

static

Definition at line 625 of file xdot.c.

References agxbfree(), agxbuse(), xdot_text::align, _xdot_op::bezier, _xdot_op::color, _xdot_op::ellipse, _xdot_op::font, _xdot_op::fontchar, _xdot_op::grad_color, _xdot_op::image, jsonPolyline(), jsonRect(), jsonString(), _xdot_op::kind, xdot_image::name, xdot_font::name, _xdot_op::polygon, _xdot_op::polyline, xdot_image::pos, print(), printAlign(), printFloat(), xdot_font::size, _xdot_op::style, xdot_text::text, _xdot_op::text, toGradString(), _xdot_op::u, xdot_text::width, xdot_text::x, xd_fill_color, xd_filled_bezier, xd_filled_ellipse, xd_filled_polygon, xd_font, xd_fontchar, xd_grad_fill_color, xd_grad_pen_color, xd_image, xd_pen_color, xd_polyline, xd_style, xd_text, xd_unfilled_bezier, xd_unfilled_ellipse, xd_unfilled_polygon, and xdot_text::y.

Referenced by jsonXDot().

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◆ linGradient()

static char * linGradient	(	char *	cp,
		xdot_color *	clr
	)

static

Definition at line 908 of file xdot.c.

References CHK1, color(), xdot_color_stop::frac, gv_calloc(), xdot_color::ling, xdot_linear_grad::n_stops, NULL, parseInt(), parseReal(), parseString(), xdot_linear_grad::stops, xdot_color::type, xdot_color::u, xdot_linear_grad::x0, xdot_linear_grad::x1, xd_linear, xdot_linear_grad::y0, and xdot_linear_grad::y1.

Referenced by parseXDotColor().

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◆ parseAlign()

static char * parseAlign	(	char *	s,
		xdot_align *	ap
	)

static

Definition at line 153 of file xdot.c.

References parseInt(), xd_center, xd_left, and xd_right.

Referenced by parseOp().

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◆ parseInt()

static char * parseInt	(	char *	s,
		int *	ip
	)

static

Definition at line 34 of file xdot.c.

Referenced by linGradient(), parseAlign(), parseString(), and radGradient().

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◆ parseOp()

static char * parseOp	(	xdot_op *	op,
		char *	s,
		drawfunc_t	ops[],
		int *	error
	)

static

Definition at line 169 of file xdot.c.

References xdot_text::align, _xdot_op::bezier, CHK, xdot_color::clr, _xdot_op::color, _xdot_op::drawfunc, _xdot_op::ellipse, error, _xdot_op::font, _xdot_op::fontchar, _xdot_op::grad_color, gv_isspace(), _xdot_op::image, _xdot_op::kind, xdot_image::name, xdot_font::name, ops, parseAlign(), parsePolyline(), parseReal(), parseRect(), parseString(), parseUInt(), parseXDotColor(), _xdot_op::polygon, _xdot_op::polyline, xdot_image::pos, xdot_font::size, _xdot_op::style, xdot_text::text, _xdot_op::text, xdot_color::type, xdot_color::u, _xdot_op::u, xdot_text::width, xdot_text::x, xd_fill_color, xd_filled_bezier, xd_filled_ellipse, xd_filled_polygon, xd_font, xd_fontchar, xd_grad_fill_color, xd_grad_pen_color, xd_image, xd_none, xd_pen_color, xd_polyline, xd_style, xd_text, xd_unfilled_bezier, xd_unfilled_ellipse, xd_unfilled_polygon, xop_bezier, xop_ellipse, xop_fill_color, xop_font, xop_fontchar, xop_grad_color, xop_image, xop_pen_color, xop_polygon, xop_polyline, xop_style, xop_text, and xdot_text::y.

Referenced by parseXDotFOn().

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◆ parsePolyline()

static char * parsePolyline	(	char *	s,
		xdot_polyline *	pp
	)

static

Definition at line 87 of file xdot.c.

References xdot_polyline::cnt, free(), gv_calloc(), NULL, parseUInt(), ps, and xdot_polyline::pts.

Referenced by parseOp().

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◆ parseReal()

static char * parseReal	(	char *	s,
		double *	fp
	)

static

Definition at line 21 of file xdot.c.

Referenced by linGradient(), parseOp(), and radGradient().

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◆ parseRect()

static char * parseRect	(	char *	s,
		xdot_rect *	rp
	)

static

Definition at line 56 of file xdot.c.

References xdot_rect::h, xdot_rect::w, xdot_rect::x, and xdot_rect::y.

Referenced by parseOp().

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◆ parseString()

static char * parseString	(	char *	s,
		char **	sp
	)

static

Definition at line 120 of file xdot.c.

References agxbdisown(), agxbfree(), agxbputc(), and parseInt().

Referenced by linGradient(), parseOp(), and radGradient().

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◆ parseUInt()

static char * parseUInt	(	char *	s,
		unsigned int *	ip
	)

static

Definition at line 45 of file xdot.c.

Referenced by parseOp(), and parsePolyline().

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◆ parseXDot()

xdot * parseXDot ( char * s )

Definition at line 400 of file xdot.c.

References parseXDotF().

Referenced by write_xdots().

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◆ parseXDotColor()

char * parseXDotColor	(	char *	cp,
		xdot_color *	clr
	)

Definition at line 946 of file xdot.c.

References xdot_color::clr, gv_isalnum(), linGradient(), NULL, radGradient(), xdot_color::type, xdot_color::u, and xd_none.

Referenced by parseOp().

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◆ parseXDotF()

xdot * parseXDotF	(	char *	s,
		drawfunc_t	fns[],
		size_t	sz
	)

Definition at line 396 of file xdot.c.

References NULL, and parseXDotFOn().

Referenced by init_xdot(), and parseXDot().

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◆ parseXDotFOn()

xdot * parseXDotFOn	(	char *	s,
		drawfunc_t	fns[],
		size_t	sz,
		xdot *	x
	)

Definition at line 343 of file xdot.c.

References xdot::cnt, error, xdot::flags, free(), gv_alloc(), gv_calloc(), gv_recalloc(), NULL, ops, xdot::ops, parseOp(), xdot::sz, XDBSIZE, and XDOT_PARSE_ERROR.

Referenced by parseXDotF(), and parseXdotwithattrs().

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◆ printAlign()

static void printAlign	(	xdot_align	a,
		pf	print,
		void *	info
	)

static

Definition at line 459 of file xdot.c.

References print(), UNREACHABLE, xd_center, xd_left, and xd_right.

Referenced by jsonXDot_Op(), and printXDot_Op().

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◆ printFloat()

static void printFloat	(	double	f,
		pf	print,
		void *	info,
		int	space
	)

static

Definition at line 447 of file xdot.c.

References agxbfree(), agxbprint(), agxbuf_trim_zeros(), agxbuse(), and print().

Referenced by jsonXDot_Op(), printXDot_Op(), and toGradString().

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◆ printPolyline()

static void printPolyline	(	xdot_polyline *	p,
		pf	print,
		void *	info
	)

static

Definition at line 426 of file xdot.c.

References agxbfree(), agxbprint(), agxbuf_trim_zeros(), agxbuse(), xdot_polyline::cnt, print(), PRISIZE_T, xdot_polyline::pts, xdot_point::x, and xdot_point::y.

Referenced by printXDot_Op().

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◆ printRect()

static void printRect	(	xdot_rect *	r,
		pf	print,
		void *	info
	)

static

Definition at line 407 of file xdot.c.

References agxbfree(), agxbprint(), agxbuf_trim_zeros(), agxbuse(), xdot_rect::h, print(), xdot_rect::w, xdot_rect::x, and xdot_rect::y.

Referenced by printXDot_Op().

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◆ printString()

static void printString	(	char *	p,
		pf	print,
		void *	info
	)

static

Definition at line 442 of file xdot.c.

References print(), and PRISIZE_T.

Referenced by printXDot_Op(), and toGradString().

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◆ printXDot_Op()

static void printXDot_Op	(	xdot_op *	op,
		pf	print,
		void *	info,
		int	more
	)

static

Definition at line 516 of file xdot.c.

References agxbfree(), agxbuse(), xdot_text::align, _xdot_op::bezier, _xdot_op::color, _xdot_op::ellipse, _xdot_op::font, _xdot_op::fontchar, _xdot_op::grad_color, _xdot_op::image, _xdot_op::kind, xdot_image::name, xdot_font::name, _xdot_op::polygon, _xdot_op::polyline, xdot_image::pos, print(), printAlign(), printFloat(), printPolyline(), printRect(), printString(), xdot_font::size, _xdot_op::style, xdot_text::text, _xdot_op::text, toGradString(), _xdot_op::u, xdot_text::width, xdot_text::x, xd_fill_color, xd_filled_bezier, xd_filled_ellipse, xd_filled_polygon, xd_font, xd_fontchar, xd_grad_fill_color, xd_grad_pen_color, xd_image, xd_pen_color, xd_polyline, xd_style, xd_text, xd_unfilled_bezier, xd_unfilled_ellipse, xd_unfilled_polygon, and xdot_text::y.

Referenced by fprintXDot(), and sprintXDot().

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◆ radGradient()

static char * radGradient	(	char *	cp,
		xdot_color *	clr
	)

static

Definition at line 867 of file xdot.c.

References CHK1, color(), xdot_color_stop::frac, gv_calloc(), xdot_radial_grad::n_stops, NULL, parseInt(), parseReal(), parseString(), xdot_radial_grad::r0, xdot_radial_grad::r1, xdot_color::ring, xdot_radial_grad::stops, xdot_color::type, xdot_color::u, xdot_radial_grad::x0, xdot_radial_grad::x1, xd_radial, xdot_radial_grad::y0, and xdot_radial_grad::y1.

Referenced by parseXDotColor().

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◆ sprintXDot()

char * sprintXDot ( xdot * x )

Definition at line 724 of file xdot.c.

References _printXDot(), agxbdisown(), agxbprint(), and printXDot_Op().

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◆ statXDot()

int statXDot	(	xdot *	x,
		xdot_stats *	sp
	)

Definition at line 799 of file xdot.c.

References _xdot_op::bezier, xdot_polyline::cnt, xdot::cnt, xdot_stats::cnt, _xdot_op::kind, xdot_stats::n_bezier, xdot_stats::n_bezier_pts, xdot_stats::n_color, xdot_stats::n_ellipse, xdot_stats::n_font, xdot_stats::n_fontchar, xdot_stats::n_gradcolor, xdot_stats::n_image, xdot_stats::n_polygon, xdot_stats::n_polygon_pts, xdot_stats::n_polyline, xdot_stats::n_polyline_pts, xdot_stats::n_style, xdot_stats::n_text, xdot::ops, _xdot_op::polygon, _xdot_op::polyline, xdot::sz, _xdot_op::u, xd_fill_color, xd_filled_bezier, xd_filled_ellipse, xd_filled_polygon, xd_font, xd_fontchar, xd_grad_fill_color, xd_grad_pen_color, xd_image, xd_pen_color, xd_polyline, xd_style, xd_text, xd_unfilled_bezier, xd_unfilled_ellipse, and xd_unfilled_polygon.

Referenced by init_xdot().

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◆ toGradString()

static void toGradString	(	agxbuf *	xb,
		xdot_color *	cp
	)

static

Definition at line 477 of file xdot.c.

References agxbprint(), agxbputc(), color(), xdot_color::ling, xdot_linear_grad::n_stops, xdot_radial_grad::n_stops, printFloat(), printString(), xdot_radial_grad::r0, xdot_radial_grad::r1, xdot_color::ring, xdot_linear_grad::stops, xdot_radial_grad::stops, xdot_color::type, xdot_color::u, xdot_linear_grad::x0, xdot_radial_grad::x0, xdot_linear_grad::x1, xdot_radial_grad::x1, xd_linear, xdot_linear_grad::y0, xdot_radial_grad::y0, xdot_linear_grad::y1, and xdot_radial_grad::y1.

Referenced by jsonXDot_Op(), and printXDot_Op().

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Macros

Typedefs

Functions

Macro Definition Documentation

◆ CHK

◆ CHK1

◆ XDBSIZE

Typedef Documentation

◆ pf

◆ print_op

Function Documentation

◆ _printXDot()

◆ fprintXDot()

◆ freeXDot()

◆ freeXDotColor()

◆ freeXOpData()

◆ jsonPolyline()

◆ jsonRect()

◆ jsonString()

◆ jsonXDot()

◆ jsonXDot_Op()

◆ linGradient()

◆ parseAlign()

◆ parseInt()

◆ parseOp()

◆ parsePolyline()

◆ parseReal()

◆ parseRect()

◆ parseString()

◆ parseUInt()

◆ parseXDot()

◆ parseXDotColor()

◆ parseXDotF()

◆ parseXDotFOn()

◆ printAlign()

◆ printFloat()

◆ printPolyline()

◆ printRect()

◆ printString()

◆ printXDot_Op()

◆ radGradient()

◆ sprintXDot()

◆ statXDot()

◆ toGradString()