payloads/libpayload/curses/PDCurses/os2/pdcdisp.c

   1 /* Public Domain Curses */
   2
   3 #include "pdcos2.h"
   4
   5 RCSID("$Id: pdcdisp.c,v 1.49 2008/07/14 04:24:51 wmcbrine Exp $")
   6
   7 /* ACS definitions originally by jshumate@wrdis01.robins.af.mil -- these
   8    match code page 437 and compatible pages (CP850, CP852, etc.) */
   9
  10 #ifdef CHTYPE_LONG
  11
  12 # define A(x) ((chtype)x | A_ALTCHARSET)
  13
  14 chtype acs_map[128] =
  15 {
  16     A(0), A(1), A(2), A(3), A(4), A(5), A(6), A(7), A(8), A(9),
  17     A(10), A(11), A(12), A(13), A(14), A(15), A(16), A(17), A(18),
  18     A(19), A(20), A(21), A(22), A(23), A(24), A(25), A(26), A(27),
  19     A(28), A(29), A(30), A(31), ' ', '!', '"', '#', '$', '%', '&',
  20     '\'', '(', ')', '*',
  21
  22     A(0x1a), A(0x1b), A(0x18), A(0x19),
  23
  24     '/',
  25
  26     0xdb,
  27
  28     '1', '2', '3', '4', '5', '6', '7', '8', '9', ':', ';', '<', '=',
  29     '>', '?', '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J',
  30     'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
  31     'X', 'Y', 'Z', '[', '\\', ']', '^', '_',
  32
  33     A(0x04), 0xb1,
  34
  35     'b', 'c', 'd', 'e',
  36
  37     0xf8, 0xf1, 0xb0, A(0x0f), 0xd9, 0xbf, 0xda, 0xc0, 0xc5, 0x2d,
  38     0x2d, 0xc4, 0x2d, 0x5f, 0xc3, 0xb4, 0xc1, 0xc2, 0xb3, 0xf3,
  39     0xf2, 0xe3, 0xd8, 0x9c, 0xf9,
  40
  41     A(127)
  42 };
  43
  44 # undef A
  45
  46 #endif
  47
  48 /* position hardware cursor at (y, x) */
  49
  50 void PDC_gotoyx(int row, int col)
  51 {
  52     PDC_LOG(("PDC_gotoyx() - called: row %d col %d\n", row, col));
  53
  54 #ifdef EMXVIDEO
  55     v_gotoxy(col, row);
  56 #else
  57     VioSetCurPos(row, col, 0);
  58 #endif
  59 }
  60
  61 /* update the given physical line to look like the corresponding line in
  62    curscr */
  63
  64 void PDC_transform_line(int lineno, int x, int len, const chtype *srcp)
  65 {
  66     /* this should be enough for the maximum width of a screen. */
  67
  68     struct {unsigned char text, attr;} temp_line[256];
  69     int j;
  70
  71     PDC_LOG(("PDC_transform_line() - called: line %d\n", lineno));
  72
  73     /* replace the attribute part of the chtype with the
  74        actual color value for each chtype in the line */
  75
  76     for (j = 0; j < len; j++)
  77     {
  78         chtype ch = srcp[j];
  79
  80         temp_line[j].attr = pdc_atrtab[ch >> PDC_ATTR_SHIFT];
  81
  82 #ifdef CHTYPE_LONG
  83         if (ch & A_ALTCHARSET && !(ch & 0xff80))
  84             ch = acs_map[ch & 0x7f];
  85 #endif
  86         temp_line[j].text = ch & 0xff;
  87     }
  88
  89 #ifdef EMXVIDEO
  90     v_putline((char *)temp_line, x, lineno, len);
  91 #else
  92     VioWrtCellStr((PCH)temp_line, (USHORT)(len * sizeof(unsigned short)),
  93                   (USHORT)lineno, (USHORT)x, 0);
  94 #endif
  95 }