/* Assign pairs by request */
short owl_fmtext_get_colorpair(int fg, int bg)
{
owl_colorpair_mgr *cpmgr;
short pair, default_bg;
/* Sanity (Bounds) Check */
if (fg > COLORS || fg < OWL_COLOR_DEFAULT) fg = OWL_COLOR_DEFAULT;
if (bg > COLORS || bg < OWL_COLOR_DEFAULT) bg = OWL_COLOR_DEFAULT;
#ifdef HAVE_USE_DEFAULT_COLORS
if (fg == OWL_COLOR_DEFAULT) fg = -1;
default_bg = OWL_COLOR_DEFAULT;
#else
if (fg == OWL_COLOR_DEFAULT) fg = 0;
if (bg == OWL_COLOR_DEFAULT) bg = 0;
default_bg = COLOR_BLACK;
#endif
/* looking for a pair we already set up for this draw. */
cpmgr = owl_global_get_colorpair_mgr(&g);
pair = cpmgr->pairs[fg+1][bg+1];
if (!(pair != -1 && pair < cpmgr->next)) {
/* If we didn't find a pair, search for a free one to assign. */
pair = (cpmgr->next < COLOR_PAIRS) ? cpmgr->next : -1;
if (pair != -1) {
/* We found a free pair, initialize it. */
init_pair(pair, fg, bg);
cpmgr->pairs[fg+1][bg+1] = pair;
cpmgr->next++;
}
else if (bg != OWL_COLOR_DEFAULT) {
/* We still don't have a pair, drop the background color. Too bad. */
owl_function_debugmsg("colorpairs: color shortage - dropping background color.");
pair = owl_fmtext_get_colorpair(fg, OWL_COLOR_DEFAULT);
}
else {
/* We still don't have a pair, defaults all around. */
owl_function_debugmsg("colorpairs: color shortage - dropping foreground and background color.");
pair = 0;
}
}
return pair;
}
static void _owl_fmtext_update_colorpair(short fg, short bg, short *pair)
{
if (owl_global_get_hascolors(&g)) {
*pair = owl_fmtext_get_colorpair(fg, bg);
}
}
