void
tty_attributes_bg(struct tty *tty, const struct grid_cell *gc)
{
u_char bg;
bg = gc->bg;
if (gc->flags & GRID_FLAG_BG256) {
if (tty_try_256(tty, bg, "48") == 0)
return;
if (tty_try_88(tty, bg, "48") == 0)
return;
bg = colour_256to16(bg);
if (bg & 8)
bg &= 7;
}
if (bg == 8 &&
!(tty->term->flags & TERM_HASDEFAULTS) &&
!(tty->term_flags & TERM_HASDEFAULTS))
bg = 0;
if (bg == 8)
tty_puts(tty, "\033[49m");
else
tty_putcode1(tty, TTYC_SETAB, bg);
}
void
tty_colours_fg(struct tty *tty, const struct grid_cell *gc)
{
struct grid_cell *tc = &tty->cell;
u_char fg = gc->fg;
char s[32];
/* Is this a 256-colour colour? */
if (gc->flags & GRID_FLAG_FG256) {
/* Try as 256 colours or translating to 88. */
if (tty_try_256(tty, fg, "38") == 0)
goto save_fg;
if (tty_try_88(tty, fg, "38") == 0)
goto save_fg;
/* Else already handled by tty_check_fg. */
return;
}
/* Is this an aixterm bright colour? */
if (fg >= 90 && fg <= 97) {
xsnprintf(s, sizeof s, "\033[%dm", fg);
tty_puts(tty, s);
goto save_fg;
}
/* Otherwise set the foreground colour. */
tty_putcode1(tty, TTYC_SETAF, fg);
save_fg:
/* Save the new values in the terminal current cell. */
tc->fg = fg;
tc->flags &= ~GRID_FLAG_FG256;
tc->flags |= gc->flags & GRID_FLAG_FG256;
}
void
tty_attributes_fg(struct tty *tty, const struct grid_cell *gc)
{
u_char fg;
fg = gc->fg;
if (gc->flags & GRID_FLAG_FG256) {
if (tty_try_256(tty, fg, "38") == 0)
return;
if (tty_try_88(tty, fg, "38") == 0)
return;
fg = colour_256to16(fg);
if (fg & 8) {
fg &= 7;
tty_putcode(tty, TTYC_BOLD);
tty->cell.attr |= GRID_ATTR_BRIGHT;
} else if (tty->cell.attr & GRID_ATTR_BRIGHT)
tty_reset(tty);
}
if (fg == 8 &&
!(tty->term->flags & TERM_HASDEFAULTS) &&
!(tty->term_flags & TERM_HASDEFAULTS))
fg = 7;
if (fg == 8)
tty_puts(tty, "\033[39m");
else
tty_putcode1(tty, TTYC_SETAF, fg);
}
void
tty_colours_bg(struct tty *tty, const struct grid_cell *gc)
{
struct grid_cell *tc = &tty->cell;
u_char bg = gc->bg;
char s[32];
/* Is this a 256-colour colour? */
if (gc->flags & GRID_FLAG_BG256) {
/* Try as 256 colours or translating to 88. */
if (tty_try_256(tty, bg, "48") == 0)
goto save_bg;
if (tty_try_88(tty, bg, "48") == 0)
goto save_bg;
/* Else already handled by tty_check_bg. */
return;
}
/* Is this an aixterm bright colour? */
if (bg >= 100 && bg <= 107) {
/* 16 colour terminals or above only. */
if (tty_term_number(tty->term, TTYC_COLORS) >= 16) {
xsnprintf(s, sizeof s, "\033[%dm", bg);
tty_puts(tty, s);
goto save_bg;
}
bg -= 100;
/* no such thing as a bold background */
}
/* Otherwise set the background colour. */
tty_putcode1(tty, TTYC_SETAB, bg);
save_bg:
/* Save the new values in the terminal current cell. */
tc->bg = bg;
tc->flags &= ~GRID_FLAG_BG256;
tc->flags |= gc->flags & GRID_FLAG_BG256;
}
