gvrender_core_pic.c File Reference

#include "config.h"
#include <math.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <gvc/gvplugin_render.h>
#include <gvc/gvplugin_device.h>
#include <gvc/gvio.h>
#include <common/utils.h>
#include <common/color.h>
#include <common/colorprocs.h>
#include <common/const.h>
#include <util/agxbuf.h>
#include <util/strview.h>

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Data Structures
struct	fontinfo

Macros
#define	BEZIERSUBDIVISION   6

Enumerations
enum	{ FORMAT_PIC }

Functions
static void	unsupported (char *s)
static const void *	memrchr (const void *s, int c, size_t n)
static const char *	picfontname (strview_t psname)
static void	picptarray (GVJ_t *job, pointf *A, size_t n, int close)
static void	pic_comment (GVJ_t *job, char *str)
static void	pic_begin_graph (GVJ_t *job)
static void	pic_end_graph (GVJ_t *job)
static void	pic_begin_page (GVJ_t *job)
static void	pic_end_page (GVJ_t *job)
static void	pic_textspan (GVJ_t *job, pointf p, textspan_t *span)
static void	pic_ellipse (GVJ_t *job, pointf *A, int filled)
static void	pic_bezier (GVJ_t *job, pointf *A, size_t n, int filled)
static void	pic_polygon (GVJ_t *job, pointf *A, size_t n, int filled)
static void	pic_polyline (GVJ_t *job, pointf *A, size_t n)

Variables
static bool	onetime = true
static double	Fontscale
static const char	pic_comments [] = "# "
static const char	troff_comments [] = ".\\\" "
static const char	picgen_msghdr [] = "dot pic plugin: "
static const fontinfo	fonttab []
static const size_t	fonttab_size = sizeof(fonttab) / sizeof(fonttab[0])
gvrender_engine_t	pic_engine
static gvrender_features_t	render_features_pic
static gvdevice_features_t	device_features_pic
gvplugin_installed_t	gvrender_pic_types []
gvplugin_installed_t	gvdevice_pic_types []

Macro Definition Documentation

BEZIERSUBDIVISION

#define BEZIERSUBDIVISION   6

Definition at line 31 of file gvrender_core_pic.c.

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
FORMAT_PIC

Definition at line 33 of file gvrender_core_pic.c.

Function Documentation

memrchr()

static const void * memrchr ( const void *  s, int  c, size_t  n  )

static

Definition at line 113 of file gvrender_core_pic.c.

References NULL, SIZE_MAX, and str.

Referenced by picfontname().

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pic_begin_graph()

static void pic_begin_graph ( GVJ_t *  job )

static

Definition at line 159 of file gvrender_core_pic.c.

References agnameof(), GVJ_s::common, obj_state_s::g, gvprintf(), GVCOMMON_s::info, GVJ_s::obj, troff_comments, and obj_state_s::u.

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pic_begin_page()

static void pic_begin_page ( GVJ_t *  job )

static

Definition at line 178 of file gvrender_core_pic.c.

References Fontscale, gvprintf(), box::LL, onetime, GVJ_s::pageBoundingBox, pic_comments, PS2INCH, GVJ_s::rotation, unsupported(), box::UR, point::x, and point::y.

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pic_bezier()

static void pic_bezier ( GVJ_t *  job, pointf *  A, size_t  n, int  filled  )

static

Definition at line 339 of file gvrender_core_pic.c.

References A, Bezier(), BEZIERSUBDIVISION, gvprintf(), gvputs(), NULL, V, and pointf_s::x.

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pic_comment()

static void pic_comment ( GVJ_t *  job, char *  str  )

static

Definition at line 154 of file gvrender_core_pic.c.

References gvprintf(), pic_comments, and str.

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pic_ellipse()

static void pic_ellipse ( GVJ_t *  job, pointf *  A, int  filled  )

static

Definition at line 326 of file gvrender_core_pic.c.

References A, gvprintf(), and PS2INCH.

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pic_end_graph()

static void pic_end_graph ( GVJ_t *  job )

static

Definition at line 171 of file gvrender_core_pic.c.

References gvprintf(), and troff_comments.

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pic_end_page()

static void pic_end_page ( GVJ_t *  job )

static

Definition at line 286 of file gvrender_core_pic.c.

References gvprintf().

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pic_polygon()

static void pic_polygon ( GVJ_t *  job, pointf *  A, size_t  n, int  filled  )

static

Definition at line 364 of file gvrender_core_pic.c.

References A, and picptarray().

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pic_polyline()

static void pic_polyline ( GVJ_t *  job, pointf *  A, size_t  n  )

static

Definition at line 369 of file gvrender_core_pic.c.

References A, and picptarray().

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pic_textspan()

static void pic_textspan ( GVJ_t *  job, pointf  p, textspan_t *  span  )

static

Definition at line 292 of file gvrender_core_pic.c.

References textspan_t::font, Fontscale, gvprintf(), gvputc(), gvputs_nonascii(), textspan_t::just, textfont_t::name, picfontname(), POINTS_PER_INCH, textfont_t::size, textspan_t::size, textspan_t::str, strview(), pointf_s::x, and pointf_s::y.

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picfontname()

static const char * picfontname ( strview_t  psname )

static

Definition at line 124 of file gvrender_core_pic.c.

References agerrorf(), strview_t::data, fonttab, fonttab_size, memrchr(), NULL, picfontname(), picgen_msghdr, prefix, strview_t::size, strview_str_eq(), and fontinfo::trname.

Referenced by pic_textspan(), and picfontname().

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picptarray()

static void picptarray ( GVJ_t *  job, pointf *  A, size_t  n, int  close  )

static

Definition at line 140 of file gvrender_core_pic.c.

References A, gvprintf(), and gvputs().

Referenced by pic_polygon(), and pic_polyline().

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unsupported()

static void unsupported ( char *  s )

static

Definition at line 63 of file gvrender_core_pic.c.

References agwarningf(), and picgen_msghdr.

Referenced by pic_begin_page().

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Variable Documentation

device_features_pic

gvdevice_features_t device_features_pic

static

Initial value:

= {
    0,                          
    {0.,0.},                    
    {0.,0.},                    
    {72.,72.},                  
}

Definition at line 415 of file gvrender_core_pic.c.

Fontscale

double Fontscale

static

Definition at line 36 of file gvrender_core_pic.c.

Referenced by pic_begin_page(), and pic_textspan().

fonttab

const fontinfo fonttab[]

static

Definition at line 73 of file gvrender_core_pic.c.

Referenced by picfontname().

fonttab_size

const size_t fonttab_size = sizeof(fonttab) / sizeof(fonttab[0])

static

Definition at line 108 of file gvrender_core_pic.c.

Referenced by picfontname().

gvdevice_pic_types

gvplugin_installed_t gvdevice_pic_types[]

Initial value:

= {
    {FORMAT_PIC, "pic:pic", -1, NULL, &device_features_pic},
    {0, NULL, 0, NULL, NULL}
}

Definition at line 427 of file gvrender_core_pic.c.

gvrender_pic_types

gvplugin_installed_t gvrender_pic_types[]

Initial value:

= {
    {FORMAT_PIC, "pic", -1, &pic_engine, &render_features_pic},
    {0, NULL, 0, NULL, NULL}
}

Definition at line 422 of file gvrender_core_pic.c.

onetime

bool onetime = true

static

Definition at line 35 of file gvrender_core_pic.c.

Referenced by pic_begin_page(), and safefile().

pic_comments

const char pic_comments[] = "# "

static

Definition at line 59 of file gvrender_core_pic.c.

Referenced by pic_begin_page(), and pic_comment().

pic_engine

gvrender_engine_t pic_engine

Definition at line 373 of file gvrender_core_pic.c.

picgen_msghdr

const char picgen_msghdr[] = "dot pic plugin: "

static

Definition at line 61 of file gvrender_core_pic.c.

Referenced by picfontname(), and unsupported().

render_features_pic

gvrender_features_t render_features_pic

static

Initial value:

= {
    0,                          
    4.,                         
    NULL,                       
    0,                          
    HSVA_DOUBLE,                
}

Definition at line 407 of file gvrender_core_pic.c.

troff_comments

const char troff_comments[] = ".\\\" "

static

Definition at line 60 of file gvrender_core_pic.c.

Referenced by pic_begin_graph(), and pic_end_graph().