schemes.h

   1 #ifndef __SCHEMES_H__
   2 #define __SCHEMES_H__
   3
   4 #include "viiper.h" /* for enum items */
   5
   6 #define BORDER_T 0
   7 #define BORDER_C 1
   8 #define BORDER_B 2
   9 #define BORDER_S 3
  10 #define BORDER_L 0
  11 #define BORDER_R 2
  12 #define BORDER(v,h) op.sch->border[BORDER_ ## v][BORDER_ ## h]
  13
  14 struct scheme {
  15         char* border[4][3];
  16
  17         char* snake[5][5]; /* [predecessor][successor] */
  18         char* color[3]; /* 0=even, 1=odd, 2=head */
  19
  20         char* item[NUM_FOODS];
  21
  22         /* for en-/disabling e.g. DEC charset: */
  23         char* init_seq;
  24         char* reset_seq;
  25
  26         int cell_width; /* number of characters per cell */
  27         int display_width; /* how wide a cell appears to be */
  28 };
  29
  30 struct scheme unic0de = {
  31         .border = {
  32                 {"╔", "══", "╗"},
  33                 {"║", "  ", "║"},
  34                 {"╚", "══", "╝"},
  35                 {  "╡","","╞"  },
  36         },
  37
  38         .snake = { /* sorted like in the enum directions */
  39                 {/* NONE -> */
  40                         /*NONE */ "",
  41                         /*NORTH*/ "⢿⡿",
  42                         /*EAST */ "⢾⣿",
  43                         /*SOUTH*/ "⣾⣷",
  44                         /*WEST */ "⣿⡷",
  45                 },{/* NORTH -> */
  46                         /*NONE */ "⢇⡸",
  47                         /*NORTH*/ "",
  48                         /*EAST */ "⢇⣈",
  49                         /*SOUTH*/ "⡇⢸",
  50                         /*WEST */ "⣁⡸",
  51                 },{/* EAST -> */
  52                         /*NONE */ "⢎⣉",
  53                         /*NORTH*/ "⢇⣈",
  54                         /*EAST */ "",
  55                         /*SOUTH*/ "⡎⢉",
  56                         /*WEST */ "⣉⣉",
  57                 },{/* SOUTH -> */
  58                         /*NONE */ "⡎⢱",
  59                         /*NORTH*/ "⡇⢸",
  60                         /*EAST */ "⡎⢉",
  61                         /*SOUTH*/ "",
  62                         /*WEST */ "⡉⢱",
  63                 },{/* WEST -> */
  64                         /*NONE */ "⣉⡱",
  65                         /*NORTH*/ "⣁⡸",
  66                         /*EAST */ "⣉⣉",
  67                         /*SOUTH*/ "⡉⢱",
  68                         /*WEST */ "",
  69                 },
  70         },
  71         .color = {"32", "92", "92;1"},
  72
  73         .item = {
  74                 [FOOD_5] = "🍐",
  75                 [FOOD_10] = "🍎",
  76                 [FOOD_20] = "🥑",
  77         },
  78
  79         .cell_width = 2,
  80         .display_width = 2,
  81 };
  82
  83 struct scheme vt220_charset = {
  84         .border = {
  85                 {"\033#6\x6c","\x71","\x6b"},
  86                 {"\033#6\x78","    ","\x78"},
  87                 {"\033#6\x6d","\x71","\x6a"},
  88                 {  "=","","="  },
  89         },
  90
  91         .snake = {
  92                 {"@","A",">","V","<"}, //head
  93                 {"#","#","#","#","#"},
  94                 {"#","#","#","#","#"},
  95                 {"#","#","#","#","#"},
  96                 {"#","#","#","#","#"},
  97         },
  98         .color = {"0", "0", "1"},
  99
 100         .item = { "$", "%", "&"},
 101
 102         .init_seq = "\033(0\033*B\x0f"  /* G0=Graphics, G2=ASCII, invoke G0  */
 103                     "\033[?3l",         /* disable 132 column mode (DECCOLM) */
 104         .reset_seq = "\033(B"    /* reset to DEC Multinational Character Set */
 105                      "\033[?3h", /* reenable DECCOLM (WARN: unconditionally!)*/
 106
 107         .cell_width = 1,
 108         .display_width = 2,
 109 };
 110
 111 #endif