static void set_foreground_color(NCURSES_SP_DCLx int fg, NCURSES_SP_OUTC outc) { #ifdef USE_TERM_DRIVER CallDriver_3(SP_PARM, td_color, TRUE, fg, outc); #else if (set_a_foreground) { TPUTS_TRACE("set_a_foreground"); NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx TPARM_1(set_a_foreground, fg), 1, outc); } else { TPUTS_TRACE("set_foreground"); NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx TPARM_1(set_foreground, toggled_colors(fg)), 1, outc); } #endif }
static void set_background_color(NCURSES_SP_DCLx int bg, NCURSES_SP_OUTC outc) { #ifdef USE_TERM_DRIVER CallDriver_3(SP_PARM, color, FALSE, bg, outc); #else if (set_a_background) { TPUTS_TRACE("set_a_background"); NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx TPARM_1(set_a_background, bg), 1, outc); } else { TPUTS_TRACE("set_background"); NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx TPARM_1(set_background, toggled_colors(bg)), 1, outc); } #endif }
NCURSES_SP_NAME(init_pair) (NCURSES_SP_DCLx NCURSES_PAIRS_T pair, NCURSES_COLOR_T f, NCURSES_COLOR_T b) { colorpair_t result; colorpair_t previous; int maxcolors; T((T_CALLED("init_pair(%p,%d,%d,%d)"), (void *) SP_PARM, (int) pair, (int) f, (int) b)); if (!ValidPair(pair)) returnCode(ERR); maxcolors = MaxColors; previous = SP_PARM->_color_pairs[pair]; #if NCURSES_EXT_FUNCS if (SP_PARM->_default_color || SP_PARM->_assumed_color) { bool isDefault = FALSE; bool wasDefault = FALSE; int default_pairs = SP_PARM->_default_pairs; /* * Map caller's color number, e.g., -1, 0, 1, .., 7, etc., into * internal unsigned values which we will store in the _color_pairs[] * table. */ if (isDefaultColor(f)) { f = COLOR_DEFAULT; isDefault = TRUE; } else if (!OkColorHi(f)) { returnCode(ERR); } if (isDefaultColor(b)) { b = COLOR_DEFAULT; isDefault = TRUE; } else if (!OkColorHi(b)) { returnCode(ERR); } /* * Check if the table entry that we are going to init/update used * default colors. */ if ((FORE_OF(previous) == COLOR_DEFAULT) || (BACK_OF(previous) == COLOR_DEFAULT)) wasDefault = TRUE; /* * Keep track of the number of entries in the color pair table which * used a default color. */ if (isDefault && !wasDefault) { ++default_pairs; } else if (wasDefault && !isDefault) { --default_pairs; } /* * As an extension, ncurses allows the pair number to exceed the * terminal's color_pairs value for pairs using a default color. * * Note that updating a pair which used a default color with one * that does not will decrement the count - and possibly interfere * with sequentially adding new pairs. */ if (pair > (SP_PARM->_pair_count + default_pairs)) { returnCode(ERR); } SP_PARM->_default_pairs = default_pairs; } else #endif { if ((f < 0) || !OkColorHi(f) || (b < 0) || !OkColorHi(b) || (pair < 1)) { returnCode(ERR); } } /* * When a pair's content is changed, replace its colors (if pair was * initialized before a screen update is performed replacing original * pair colors with the new ones). */ result = PAIR_OF(f, b); if (previous != 0 && previous != result) { int y, x; for (y = 0; y <= CurScreen(SP_PARM)->_maxy; y++) { struct ldat *ptr = &(CurScreen(SP_PARM)->_line[y]); bool changed = FALSE; for (x = 0; x <= CurScreen(SP_PARM)->_maxx; x++) { if (GetPair(ptr->text[x]) == pair) { /* Set the old cell to zero to ensure it will be updated on the next doupdate() */ SetChar(ptr->text[x], 0, 0); CHANGED_CELL(ptr, x); changed = TRUE; } } if (changed) NCURSES_SP_NAME(_nc_make_oldhash) (NCURSES_SP_ARGx y); } } SP_PARM->_color_pairs[pair] = result; if (GET_SCREEN_PAIR(SP_PARM) == pair) SET_SCREEN_PAIR(SP_PARM, (int) (~0)); /* force attribute update */ #ifdef USE_TERM_DRIVER CallDriver_3(SP_PARM, td_initpair, pair, f, b); #else if (initialize_pair && InPalette(f) && InPalette(b)) { const color_t *tp = DefaultPalette; TR(TRACE_ATTRS, ("initializing pair: pair = %d, fg=(%d,%d,%d), bg=(%d,%d,%d)", (int) pair, (int) tp[f].red, (int) tp[f].green, (int) tp[f].blue, (int) tp[b].red, (int) tp[b].green, (int) tp[b].blue)); NCURSES_PUTP2("initialize_pair", TPARM_7(initialize_pair, pair, (int) tp[f].red, (int) tp[f].green, (int) tp[f].blue, (int) tp[b].red, (int) tp[b].green, (int) tp[b].blue)); } #endif returnCode(OK); }