/****************************************************************************
- * Copyright (c) 1998,1999,2000 Free Software Foundation, Inc. *
+ * Copyright 2018-2019,2020 Thomas E. Dickey *
+ * Copyright 1998-2014,2017 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 *
/****************************************************************************
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
+ * and: Thomas E. Dickey 1996-on *
+ * and: Juergen Pfeifer 2009 *
****************************************************************************/
/*
*/
#include <curses.priv.h>
-#include <term.h>
-MODULE_ID("$Id: lib_vidattr.c,v 1.33 2000/10/09 22:45:29 tom Exp $")
+#ifndef CUR
+#define CUR SP_TERMTYPE
+#endif
+
+MODULE_ID("$Id: lib_vidattr.c,v 1.78 2020/05/27 23:56:32 tom Exp $")
-#define doPut(mode) TPUTS_TRACE(#mode); tputs(mode, 1, outc)
+#define doPut(mode) \
+ TPUTS_TRACE(#mode); \
+ NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx mode, 1, outc)
-#define TurnOn(mask,mode) \
- if ((turn_on & mask) && mode) { doPut(mode); }
+#define TurnOn(mask, mode) \
+ if ((turn_on & mask) && mode) { \
+ TPUTS_TRACE(#mode); \
+ NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx mode, 1, outc); \
+ }
-#define TurnOff(mask,mode) \
- if ((turn_off & mask) && mode) { doPut(mode); turn_off &= ~mask; }
+#define TurnOff(mask, mode) \
+ if ((turn_off & mask) && mode) { \
+ TPUTS_TRACE(#mode); \
+ NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx mode, 1, outc); \
+ turn_off &= ~mask; \
+ }
/* if there is no current screen, assume we *can* do color */
-#define SetColorsIf(why,old_attr) \
+#define SetColorsIf(why, old_attr) \
if (can_color && (why)) { \
- int old_pair = PAIR_NUMBER(old_attr); \
+ int old_pair = PairNumber(old_attr); \
TR(TRACE_ATTRS, ("old pair = %d -- new pair = %d", old_pair, pair)); \
if ((pair != old_pair) \
|| (fix_pair0 && (pair == 0)) \
|| (reverse ^ ((old_attr & A_REVERSE) != 0))) { \
- _nc_do_color(old_pair, pair, reverse, outc); \
+ NCURSES_SP_NAME(_nc_do_color) (NCURSES_SP_ARGx \
+ (short) old_pair, \
+ (short) pair, \
+ reverse, outc); \
} \
}
-int
-vidputs(attr_t newmode, int (*outc) (int))
+#define PreviousAttr _nc_prescreen.previous_attr
+
+NCURSES_EXPORT(int)
+NCURSES_SP_NAME(vidputs) (NCURSES_SP_DCLx
+ chtype newmode,
+ NCURSES_SP_OUTC outc)
{
- static attr_t previous_attr = A_NORMAL;
attr_t turn_on, turn_off;
int pair;
bool reverse = FALSE;
- bool used_ncv = FALSE;
- bool can_color = (SP == 0 || SP->_coloron);
+ bool can_color = (SP_PARM == 0 || SP_PARM->_coloron);
#if NCURSES_EXT_FUNCS
- bool fix_pair0 = (SP != 0 && SP->_coloron && !SP->_default_color);
+ bool fix_pair0 = (SP_PARM != 0 && SP_PARM->_coloron && !SP_PARM->_default_color);
#else
#define fix_pair0 FALSE
#endif
- T((T_CALLED("vidputs(%s)"), _traceattr(newmode)));
+ newmode &= A_ATTRIBUTES;
- /* this allows us to go on whether or not newterm() has been called */
- if (SP)
- previous_attr = SP->_current_attr;
+ T((T_CALLED("vidputs(%p,%s)"), (void *) SP_PARM, _traceattr(newmode)));
- TR(TRACE_ATTRS, ("previous attribute was %s", _traceattr(previous_attr)));
+ if (!IsValidTIScreen(SP_PARM))
+ returnCode(ERR);
-#if !USE_XMC_SUPPORT
- if ((SP != 0)
- && (magic_cookie_glitch > 0))
- newmode &= ~(SP->_xmc_suppress);
+ /* this allows us to go on whether or not newterm() has been called */
+ if (SP_PARM)
+ PreviousAttr = AttrOf(SCREEN_ATTRS(SP_PARM));
+
+ TR(TRACE_ATTRS, ("previous attribute was %s", _traceattr(PreviousAttr)));
+
+ if ((SP_PARM != 0)
+ && (magic_cookie_glitch > 0)) {
+#if USE_XMC_SUPPORT
+ static const chtype table[] =
+ {
+ A_STANDOUT,
+ A_UNDERLINE,
+ A_REVERSE,
+ A_BLINK,
+ A_DIM,
+ A_BOLD,
+ A_INVIS,
+ A_PROTECT,
+#if USE_ITALIC
+ A_ITALIC,
+#endif
+ };
+ unsigned n;
+ int used = 0;
+#ifdef max_attributes /* not in U/Win */
+ int limit = (max_attributes <= 0) ? 1 : max_attributes;
+#else
+ int limit = 1;
+#endif
+ chtype retain = 0;
+
+ /*
+ * Limit the number of attribute bits set in the newmode according to
+ * the terminfo max_attributes value.
+ */
+ for (n = 0; n < SIZEOF(table); ++n) {
+ if ((table[n] & SP_PARM->_ok_attributes) == 0) {
+ newmode &= ~table[n];
+ } else if ((table[n] & newmode) != 0) {
+ if (used++ >= limit) {
+ newmode &= ~table[n];
+ if (newmode == retain)
+ break;
+ } else {
+ retain = newmode;
+ }
+ }
+ }
+#else
+ newmode &= ~(SP_PARM->_xmc_suppress);
#endif
+ TR(TRACE_ATTRS, ("suppressed attribute is %s", _traceattr(newmode)));
+ }
/*
* If we have a terminal that cannot combine color with video
* A_ALTCHARSET (256) down 2 to line up. We use the NCURSES_BITS
* macro so this will work properly for the wide-character layout.
*/
- attr_t mask = NCURSES_BITS((no_color_video & 63)
- | ((no_color_video & 192) << 1)
- | ((no_color_video & 256) >> 2), 8);
+ unsigned value = (unsigned) no_color_video;
+ attr_t mask = NCURSES_BITS((value & 63)
+ | ((value & 192) << 1)
+ | ((value & 256) >> 2), 8);
- if (mask & A_REVERSE && newmode & A_REVERSE) {
+ if ((mask & A_REVERSE) != 0
+ && (newmode & A_REVERSE) != 0) {
reverse = TRUE;
mask &= ~A_REVERSE;
}
newmode &= ~mask;
}
- if (newmode == previous_attr)
+ if (newmode == PreviousAttr)
returnCode(OK);
- pair = PAIR_NUMBER(newmode);
+ pair = PairNumber(newmode);
if (reverse) {
newmode &= ~A_REVERSE;
}
- turn_off = (~newmode & previous_attr) & ALL_BUT_COLOR;
- turn_on = (newmode & ~previous_attr) & ALL_BUT_COLOR;
+ turn_off = (~newmode & PreviousAttr) & ALL_BUT_COLOR;
+ turn_on = (newmode & ~(PreviousAttr & TPARM_ATTR)) & ALL_BUT_COLOR;
- SetColorsIf(((pair == 0) && !fix_pair0), previous_attr);
+ SetColorsIf(((pair == 0) && !fix_pair0), PreviousAttr);
if (newmode == A_NORMAL) {
- if ((previous_attr & A_ALTCHARSET) && exit_alt_charset_mode) {
+ if ((PreviousAttr & A_ALTCHARSET) && exit_alt_charset_mode) {
doPut(exit_alt_charset_mode);
- previous_attr &= ~A_ALTCHARSET;
+ PreviousAttr &= ~A_ALTCHARSET;
}
- if (previous_attr) {
+ if (PreviousAttr) {
if (exit_attribute_mode) {
doPut(exit_attribute_mode);
} else {
- if (!SP || SP->_use_rmul) {
+ if (!SP_PARM || SP_PARM->_use_rmul) {
TurnOff(A_UNDERLINE, exit_underline_mode);
}
- if (!SP || SP->_use_rmso) {
+ if (!SP_PARM || SP_PARM->_use_rmso) {
TurnOff(A_STANDOUT, exit_standout_mode);
}
+#if USE_ITALIC
+ if (!SP_PARM || SP_PARM->_use_ritm) {
+ TurnOff(A_ITALIC, exit_italics_mode);
+ }
+#endif
}
- previous_attr &= ~A_COLOR;
+ PreviousAttr &= ALL_BUT_COLOR;
}
- SetColorsIf((pair != 0) || fix_pair0, previous_attr);
- } else if (set_attributes && !used_ncv) {
+ SetColorsIf((pair != 0) || fix_pair0, PreviousAttr);
+ } else if (set_attributes) {
if (turn_on || turn_off) {
TPUTS_TRACE("set_attributes");
- tputs(tparm(set_attributes,
- (newmode & A_STANDOUT) != 0,
- (newmode & A_UNDERLINE) != 0,
- (newmode & A_REVERSE) != 0,
- (newmode & A_BLINK) != 0,
- (newmode & A_DIM) != 0,
- (newmode & A_BOLD) != 0,
- (newmode & A_INVIS) != 0,
- (newmode & A_PROTECT) != 0,
- (newmode & A_ALTCHARSET) != 0), 1, outc);
- previous_attr &= ~A_COLOR;
+ NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
+ TIPARM_9(set_attributes,
+ (newmode & A_STANDOUT) != 0,
+ (newmode & A_UNDERLINE) != 0,
+ (newmode & A_REVERSE) != 0,
+ (newmode & A_BLINK) != 0,
+ (newmode & A_DIM) != 0,
+ (newmode & A_BOLD) != 0,
+ (newmode & A_INVIS) != 0,
+ (newmode & A_PROTECT) != 0,
+ (newmode & A_ALTCHARSET) != 0),
+ 1, outc);
+ PreviousAttr &= ALL_BUT_COLOR;
+ }
+#if USE_ITALIC
+ if (!SP_PARM || SP_PARM->_use_ritm) {
+ if (turn_on & A_ITALIC) {
+ TurnOn(A_ITALIC, enter_italics_mode);
+ } else if (turn_off & A_ITALIC) {
+ TurnOff(A_ITALIC, exit_italics_mode);
+ }
}
- SetColorsIf((pair != 0) || fix_pair0, previous_attr);
+#endif
+ SetColorsIf((pair != 0) || fix_pair0, PreviousAttr);
} else {
TR(TRACE_ATTRS, ("turning %s off", _traceattr(turn_off)));
TurnOff(A_ALTCHARSET, exit_alt_charset_mode);
- if (!SP || SP->_use_rmul) {
+ if (!SP_PARM || SP_PARM->_use_rmul) {
TurnOff(A_UNDERLINE, exit_underline_mode);
}
- if (!SP || SP->_use_rmso) {
+ if (!SP_PARM || SP_PARM->_use_rmso) {
TurnOff(A_STANDOUT, exit_standout_mode);
}
-
+#if USE_ITALIC
+ if (!SP_PARM || SP_PARM->_use_ritm) {
+ TurnOff(A_ITALIC, exit_italics_mode);
+ }
+#endif
if (turn_off && exit_attribute_mode) {
doPut(exit_attribute_mode);
- turn_on |= (newmode & (chtype) (~A_COLOR));
- previous_attr &= ~A_COLOR;
+ turn_on |= (newmode & ALL_BUT_COLOR);
+ PreviousAttr &= ALL_BUT_COLOR;
}
- SetColorsIf((pair != 0) || fix_pair0, previous_attr);
+ SetColorsIf((pair != 0) || fix_pair0, PreviousAttr);
TR(TRACE_ATTRS, ("turning %s on", _traceattr(turn_on)));
/* *INDENT-OFF* */
TurnOn(A_PROTECT, enter_protected_mode);
TurnOn(A_INVIS, enter_secure_mode);
TurnOn(A_UNDERLINE, enter_underline_mode);
+#if USE_ITALIC
+ TurnOn(A_ITALIC, enter_italics_mode);
+#endif
+#if USE_WIDEC_SUPPORT && defined(enter_horizontal_hl_mode)
TurnOn(A_HORIZONTAL, enter_horizontal_hl_mode);
TurnOn(A_LEFT, enter_left_hl_mode);
TurnOn(A_LOW, enter_low_hl_mode);
TurnOn(A_RIGHT, enter_right_hl_mode);
TurnOn(A_TOP, enter_top_hl_mode);
TurnOn(A_VERTICAL, enter_vertical_hl_mode);
+#endif
/* *INDENT-ON* */
-
}
if (reverse)
newmode |= A_REVERSE;
- if (SP)
- SP->_current_attr = newmode;
+ if (SP_PARM)
+ SetAttr(SCREEN_ATTRS(SP_PARM), newmode);
else
- previous_attr = newmode;
+ PreviousAttr = newmode;
returnCode(OK);
}
-int
-vidattr(attr_t newmode)
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(int)
+vidputs(chtype newmode, NCURSES_OUTC outc)
{
- T((T_CALLED("vidattr(%s)"), _traceattr(newmode)));
+ SetSafeOutcWrapper(outc);
+ return NCURSES_SP_NAME(vidputs) (CURRENT_SCREEN,
+ newmode,
+ _nc_outc_wrapper);
+}
+#endif
- returnCode(vidputs(newmode, _nc_outch));
+NCURSES_EXPORT(int)
+NCURSES_SP_NAME(vidattr) (NCURSES_SP_DCLx chtype newmode)
+{
+ T((T_CALLED("vidattr(%p,%s)"), (void *) SP_PARM, _traceattr(newmode)));
+ returnCode(NCURSES_SP_NAME(vidputs) (NCURSES_SP_ARGx
+ newmode,
+ NCURSES_SP_NAME(_nc_putchar)));
}
-chtype
-termattrs(void)
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(int)
+vidattr(chtype newmode)
+{
+ return NCURSES_SP_NAME(vidattr) (CURRENT_SCREEN, newmode);
+}
+#endif
+
+NCURSES_EXPORT(chtype)
+NCURSES_SP_NAME(termattrs) (NCURSES_SP_DCL0)
{
chtype attrs = A_NORMAL;
- T((T_CALLED("termattrs()")));
- if (enter_alt_charset_mode)
- attrs |= A_ALTCHARSET;
+ T((T_CALLED("termattrs(%p)"), (void *) SP_PARM));
+
+ if (HasTerminal(SP_PARM)) {
+#ifdef USE_TERM_DRIVER
+ attrs = CallDriver(SP_PARM, td_conattr);
+#else /* ! USE_TERM_DRIVER */
+
+ if (enter_alt_charset_mode)
+ attrs |= A_ALTCHARSET;
- if (enter_blink_mode)
- attrs |= A_BLINK;
+ if (enter_blink_mode)
+ attrs |= A_BLINK;
- if (enter_bold_mode)
- attrs |= A_BOLD;
+ if (enter_bold_mode)
+ attrs |= A_BOLD;
- if (enter_dim_mode)
- attrs |= A_DIM;
+ if (enter_dim_mode)
+ attrs |= A_DIM;
- if (enter_reverse_mode)
- attrs |= A_REVERSE;
+ if (enter_reverse_mode)
+ attrs |= A_REVERSE;
- if (enter_standout_mode)
- attrs |= A_STANDOUT;
+ if (enter_standout_mode)
+ attrs |= A_STANDOUT;
- if (enter_protected_mode)
- attrs |= A_PROTECT;
+ if (enter_protected_mode)
+ attrs |= A_PROTECT;
- if (enter_secure_mode)
- attrs |= A_INVIS;
+ if (enter_secure_mode)
+ attrs |= A_INVIS;
- if (enter_underline_mode)
- attrs |= A_UNDERLINE;
+ if (enter_underline_mode)
+ attrs |= A_UNDERLINE;
- if (SP->_coloron)
- attrs |= A_COLOR;
+ if (SP_PARM->_coloron)
+ attrs |= A_COLOR;
- returnChar(attrs);
+#if USE_ITALIC
+ if (enter_italics_mode)
+ attrs |= A_ITALIC;
+#endif
+
+#endif /* USE_TERM_DRIVER */
+ }
+ returnChtype(attrs);
}
+
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(chtype)
+termattrs(void)
+{
+ return NCURSES_SP_NAME(termattrs) (CURRENT_SCREEN);
+}
+#endif