sw/plot_hpgl/pc/hpgl.h

   1 #ifndef HPGL_H
   2 #define HPGL_H
   3 #include <stdio.h>
   4
   5 struct point {
   6   double x;
   7   double y;
   8   int valid;
   9   struct point * next;
  10   struct point * previous_in_path;
  11 };
  12
  13 struct path {
  14   struct point * first_point;
  15   struct point * last_point;
  16   struct point * plot_start_point;
  17   struct point * plot_end_point;
  18   struct  path * next;
  19
  20   /* Internal special stuff */
  21   double dist;
  22   struct path *back;
  23
  24   //int done;
  25 };
  26
  27 enum hpgl_cmd_t {
  28   CMD_NO_COMMAND,
  29   CMD_PU,
  30   CMD_PD,
  31   CMD_SC,
  32   CMD_IN,
  33   CMD_LB,
  34   CMD_DI,
  35   CMD_SI,
  36   CMD_SP,
  37   CMD_PA,
  38   CMD_PR };
  39
  40   enum plot_mode_t {absolute, relative};
  41   enum  pen_state_t {up,down};
  42
  43
  44 #ifdef DEBUG
  45
  46 #define POS {fprintf(stderr,"(%s, %i) %20s(): ",__FILE__, __LINE__,__FUNCTION__);}
  47 #define DBG(...) {POS; fprintf(stderr, "*** DEBUG: " __VA_ARGS__);}
  48 #define ERR(...) {POS; fprintf(stderr, "*** ERROR: " __VA_ARGS__); exit(-1); }
  49
  50 #else
  51 #define POS {}
  52 #define DBG(...) {}
  53 #define ERR(...) {}
  54 #endif
  55
  56
  57
  58 #endif