/****************************************************************************
- * Copyright (c) 1998-2005,2006 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2006,2007 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
#include <term.h>
#include <tic.h>
-MODULE_ID("$Id: lib_color.c,v 1.80 2006/11/26 01:33:16 tom Exp $")
+MODULE_ID("$Id: lib_color.c,v 1.85 2007/04/07 17:07:28 tom Exp $")
/*
* These should be screen structure members. They need to be globals for
* historical reasons. So we assign them in start_color() and also in
* set_term()'s screen-switching logic.
*/
+#if USE_REENTRANT
+NCURSES_EXPORT(int)
+NCURSES_PUBLIC_VAR(COLOR_PAIRS) (void)
+{
+ return SP ? SP->_pair_count : -1;
+}
+NCURSES_EXPORT(int)
+NCURSES_PUBLIC_VAR(COLORS) (void)
+{
+ return SP ? SP->_color_count : -1;
+}
+#else
NCURSES_EXPORT_VAR(int) COLOR_PAIRS = 0;
NCURSES_EXPORT_VAR(int) COLORS = 0;
+#endif
#define DATA(r,g,b) {r,g,b, 0,0,0, 0}
#define TYPE_CALLOC(type,elts) typeCalloc(type, (unsigned)(elts))
+#define MAX_PALETTE 8
+
#define OkColorHi(n) (((n) < COLORS) && ((n) < max_colors))
+#define InPalette(n) ((n) >= 0 && (n) < MAX_PALETTE)
/*
* Given a RGB range of 0..1000, we'll normally set the individual values
tp = (hue_lightness_saturation) ? hls_palette : cga_palette;
for (n = 0; n < COLORS; n++) {
- if (n < 8) {
+ if (InPalette(n)) {
SP->_color_table[n] = tp[n];
} else {
- SP->_color_table[n] = tp[n % 8];
+ SP->_color_table[n] = tp[n % MAX_PALETTE];
if (hue_lightness_saturation) {
SP->_color_table[n].green = 100;
} else {
}
if (max_pairs > 0 && max_colors > 0) {
- COLOR_PAIRS = SP->_pair_count = max_pairs;
- COLORS = SP->_color_count = max_colors;
+ SP->_pair_count = max_pairs;
+ SP->_color_count = max_colors;
+#if !USE_REENTRANT
+ COLOR_PAIRS = max_pairs;
+ COLORS = max_colors;
+#endif
if ((SP->_color_pairs = TYPE_CALLOC(colorpair_t,
max_pairs)) != 0) {
if (GET_SCREEN_PAIR(SP) == pair)
SET_SCREEN_PAIR(SP, (chtype) (~0)); /* force attribute update */
- if (initialize_pair) {
+ if (initialize_pair && InPalette(f) && InPalette(b)) {
const color_t *tp = hue_lightness_saturation ? hls_palette : cga_palette;
- T(("initializing pair: pair = %d, fg=(%d,%d,%d), bg=(%d,%d,%d)",
- pair,
- tp[f].red, tp[f].green, tp[f].blue,
- tp[b].red, tp[b].green, tp[b].blue));
+ TR(TRACE_ATTRS,
+ ("initializing pair: pair = %d, fg=(%d,%d,%d), bg=(%d,%d,%d)",
+ pair,
+ tp[f].red, tp[f].green, tp[f].blue,
+ tp[b].red, tp[b].green, tp[b].blue));
TPUTS_TRACE("initialize_pair");
putp(TPARM_7(initialize_pair,
if (b)
*b = c_b;
- T(("...color_content(%d,%d,%d,%d)", color, c_r, c_g, c_b));
+ TR(TRACE_ATTRS, ("...color_content(%d,%d,%d,%d)",
+ color, c_r, c_g, c_b));
result = OK;
}
returnCode(result);
if (b)
*b = bg;
- T(("...pair_content(%d,%d,%d)", pair, fg, bg));
+ TR(TRACE_ATTRS, ("...pair_content(%d,%d,%d)", pair, fg, bg));
result = OK;
}
returnCode(result);