1 /* predefined array limits */
2 #define PATHLEN 1024 /* path length */
3 #define NFONTS 32 /* number of fonts */
4 #define FNLEN 64 /* font name length */
5 #define GNLEN 32 /* glyph name length */
6 #define ILNLEN 1000 /* line limit of input files */
7 #define LNLEN 4000 /* line buffer length (ren.c/out.c) */
9 #define MIN(a, b) ((a) < (b) ? (a) : (b))
10 #define MAX(a, b) ((a) < (b) ? (b) : (a))
11 #define LEN(a) (sizeof(a) / sizeof((a)[0]))
13 /* device related variables */
20 char id
[GNLEN
]; /* device-dependent glyph identifier */
21 char name
[GNLEN
]; /* the first character mapped to this glyph */
22 struct font
*font
; /* glyph font */
23 int wid
; /* character width */
24 int type
; /* character type; ascender/descender */
25 int pos
; /* glyph code */
28 /* output device functions */
29 int dev_open(char *dir
, char *dev
);
31 int dev_mnt(int pos
, char *id
, char *name
);
32 struct font
*dev_font(int fn
);
33 int dev_fontid(struct font
*fn
);
34 struct glyph
*dev_glyph(char *c
, int fn
);
36 /* font-related functions */
37 struct font
*font_open(char *path
);
38 void font_close(struct font
*fn
);
39 struct glyph
*font_glyph(struct font
*fn
, char *id
);
40 struct glyph
*font_find(struct font
*fn
, char *name
);
41 int font_wid(struct font
*fn
, int sz
, int w
);
42 int font_swid(struct font
*fn
, int sz
);
43 char *font_name(struct font
*fn
);
45 /* output functions */
46 void out(char *s
, ...);
50 void outrel(int h
, int v
);
54 void outrotate(int deg
);
55 void outeps(char *eps
);
56 void outlink(char *spec
);
60 extern char o_fonts
[];
63 void drawend(int close
, int fill
);
64 void drawmbeg(char *s
);
65 void drawmend(char *s
);
66 void drawl(int h
, int v
);
68 void drawe(int h
, int v
);
69 void drawa(int h1
, int v1
, int h2
, int v2
);
70 void draws(int h1
, int v1
, int h2
, int v2
);
72 /* postscript functions */
73 void ps_header(char *title
, int pagewidth
, int pageheight
, int linewidth
);
74 void ps_trailer(int pages
, char *fonts
);
75 void ps_pagebeg(int n
);
76 void ps_pageend(int n
);
79 #define CLR_R(c) (((c) >> 16) & 0xff)
80 #define CLR_G(c) (((c) >> 8) & 0xff)
81 #define CLR_B(c) ((c) & 0xff)
82 #define CLR_RGB(r, g, b) (((r) << 16) | ((g) << 8) | (b))
87 /* mapping integers to sets */
88 struct iset
*iset_make(void);
89 void iset_free(struct iset
*iset
);
90 int *iset_get(struct iset
*iset
, int key
);
91 void iset_put(struct iset
*iset
, int key
, int ent
);
92 int iset_len(struct iset
*iset
, int key
);
94 /* mapping strings to longs */
95 struct dict
*dict_make(int notfound
, int dupkeys
);
96 void dict_free(struct dict
*d
);
97 void dict_put(struct dict
*d
, char *key
, int val
);
98 int dict_get(struct dict
*d
, char *key
);
99 int dict_idx(struct dict
*d
, char *key
);
100 char *dict_key(struct dict
*d
, int idx
);
101 int dict_val(struct dict
*d
, int idx
);
102 int dict_prefix(struct dict
*d
, char *key
, int *idx
);
104 /* memory allocation */
105 void *xmalloc(long len
);
106 void *mextend(void *old
, long oldsz
, long newsz
, int memsz
);