gnu/dist/groff/src/preproc/grn/gprint.h

   1 /*      $NetBSD$        */
   2
   3 /* Last non-groff version: gprint.h  1.1  84/10/08
   4  *
   5  * This file contains standard definitions used by the gprint program.
   6  */
   7
   8 #include <stdio.h>
   9 #include <math.h>
  10
  11
  12 #define xorn(x,y)       (x)
  13                         /* was 512 */
  14 #define yorn(x,y)       (511 - (y))     /* switch direction for */
  15                                         /* y-coordinates        */
  16
  17 #define STYLES 6
  18 #define SIZES 4
  19 #define FONTS 4
  20 #define SOLID -1
  21 #define DOTTED 004              /* 014 */
  22 #define DASHED 020              /* 034 */
  23 #define DOTDASHED 024           /* 054 */
  24 #define LONGDASHED 074
  25
  26 #define DEFTHICK        -1      /* default thicknes */
  27 #define DEFSTYLE        SOLID   /* default line style */
  28
  29 #define TRUE    1
  30 #define FALSE   0
  31
  32 #define nullelt -1
  33 #define nullpt  -1
  34 #define nullun  NULL
  35
  36 #define BOTLEFT 0
  37 #define BOTRIGHT 1
  38 #define CENTCENT 2
  39 #define VECTOR 3
  40 #define ARC 4
  41 #define CURVE 5
  42 #define POLYGON 6
  43 #define BSPLINE 7
  44 #define BEZIER 8
  45 #define TOPLEFT 10
  46 #define TOPCENT 11
  47 #define TOPRIGHT 12
  48 #define CENTLEFT 13
  49 #define CENTRIGHT 14
  50 #define BOTCENT 15
  51 #define TEXT(t) ( (t <= CENTCENT) || (t >= TOPLEFT) )
  52
  53 /* WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING
  54  *    The above (TEXT) test is dependent on the relative values of the
  55  *    constants and will have to change if these values change or if new
  56  *    commands are added with value greater than BOTCENT
  57  */
  58
  59 #define NUSER 4
  60 #define NFONTS 4
  61 #define NBRUSHES 6
  62 #define NSIZES 4
  63 #define NJUSTS 9
  64 #define NSTIPPLES 16
  65
  66 #define ADD 1
  67 #define DELETE 2
  68 #define MOD 3
  69
  70 typedef struct point {
  71   double x, y;
  72   struct point *nextpt;
  73 } POINT;
  74
  75 typedef struct elmt {
  76   int type, brushf, size, textlength;
  77   char *textpt;
  78   POINT *ptlist;
  79   struct elmt *nextelt, *setnext;
  80 } ELT;
  81
  82 #define DBNextElt(elt) (elt->nextelt)
  83 #define DBNextofSet(elt) (elt->setnext)
  84 #define DBNullelt(elt) (elt == NULL)
  85 #define Nullpoint(pt)  ((pt) == (POINT *) NULL)
  86 #define PTNextPoint(pt) (pt->nextpt)
  87
  88 /* EOF */