189 lines
5.7 KiB
C
189 lines
5.7 KiB
C
|
|
/***************************************************************************
|
|
* COPYRIGHT NOTICE *
|
|
****************************************************************************
|
|
* ncurses is copyright (C) 1992, 1993, 1994 *
|
|
* by Zeyd M. Ben-Halim *
|
|
* zmbenhal@netcom.com *
|
|
* *
|
|
* Permission is hereby granted to reproduce and distribute ncurses *
|
|
* by any means and for any fee, whether alone or as part of a *
|
|
* larger distribution, in source or in binary form, PROVIDED *
|
|
* this notice is included with any such distribution, not removed *
|
|
* from header files, and is reproduced in any documentation *
|
|
* accompanying it or the applications linked with it. *
|
|
* *
|
|
* ncurses comes AS IS with no warranty, implied or expressed. *
|
|
* *
|
|
***************************************************************************/
|
|
|
|
/*
|
|
* vidputs(newmode, outc)
|
|
*
|
|
* newmode is taken to be the logical 'or' of the symbols in curses.h
|
|
* representing graphic renditions. The teminal is set to be in all of
|
|
* the given modes, if possible.
|
|
*
|
|
* if set-attributes exists
|
|
* use it to set exactly what you want
|
|
* else
|
|
* if exit-attribute-mode exists
|
|
* turn off everything
|
|
* else
|
|
* turn off those which can be turned off and aren't in
|
|
* newmode.
|
|
* turn on each mode which should be on and isn't, one by one
|
|
*
|
|
* NOTE that this algorithm won't achieve the desired mix of attributes
|
|
* in some cases, but those are probably just those cases in which it is
|
|
* actually impossible, anyway, so...
|
|
*
|
|
*/
|
|
|
|
#include <string.h>
|
|
#include "curses.priv.h"
|
|
#include "terminfo.h"
|
|
|
|
static void do_color(int pair, int (*outc)(char))
|
|
{
|
|
int fg, bg;
|
|
|
|
if ( pair == 0 ) {
|
|
tputs(orig_pair, 1, outc);
|
|
} else {
|
|
fg = FG(color_pairs[pair]);
|
|
bg = BG(color_pairs[pair]);
|
|
|
|
T(("setting colors: pair = %d, fg = %d, bg = %d\n", pair, fg, bg));
|
|
|
|
if (set_a_foreground)
|
|
tputs(tparm(set_a_foreground, fg), 1, outc);
|
|
else
|
|
tputs(tparm(set_foreground, fg), 1, outc);
|
|
if (set_a_background)
|
|
tputs(tparm(set_a_background, bg), 1, outc);
|
|
else
|
|
tputs(tparm(set_background, bg), 1, outc);
|
|
}
|
|
}
|
|
|
|
#define previous_attr SP->_current_attr
|
|
|
|
int vidputs(chtype newmode, int (*outc)(char))
|
|
{
|
|
chtype turn_off = (~newmode & previous_attr) & ~A_COLOR;
|
|
chtype turn_on = (newmode & ~previous_attr) & ~A_COLOR;
|
|
|
|
T(("vidputs(%x) called %s", newmode, _traceattr(newmode)));
|
|
T(("previous attribute was %s", _traceattr(previous_attr)));
|
|
|
|
if (newmode == previous_attr)
|
|
return OK;
|
|
if (newmode == A_NORMAL && exit_attribute_mode) {
|
|
if((previous_attr & A_ALTCHARSET) && exit_alt_charset_mode) {
|
|
tputs(exit_alt_charset_mode, 1, outc);
|
|
previous_attr &= ~A_ALTCHARSET;
|
|
}
|
|
if (previous_attr)
|
|
tputs(exit_attribute_mode, 1, outc);
|
|
|
|
} else if (set_attributes) {
|
|
if (turn_on || turn_off) {
|
|
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);
|
|
}
|
|
} else {
|
|
|
|
T(("turning %x off", _traceattr(turn_off)));
|
|
|
|
if ((turn_off & A_ALTCHARSET) && exit_alt_charset_mode)
|
|
tputs(exit_alt_charset_mode, 1, outc);
|
|
|
|
if ((turn_off & A_BOLD) && exit_standout_mode)
|
|
tputs(exit_standout_mode, 1, outc);
|
|
|
|
if ((turn_off & A_DIM) && exit_standout_mode)
|
|
tputs(exit_standout_mode, 1, outc);
|
|
|
|
if ((turn_off & A_BLINK) && exit_standout_mode)
|
|
tputs(exit_standout_mode, 1, outc);
|
|
|
|
if ((turn_off & A_INVIS) && exit_standout_mode)
|
|
tputs(exit_standout_mode, 1, outc);
|
|
|
|
if ((turn_off & A_PROTECT) && exit_standout_mode)
|
|
tputs(exit_standout_mode, 1, outc);
|
|
|
|
if ((turn_off & A_UNDERLINE) && exit_underline_mode)
|
|
tputs(exit_underline_mode, 1, outc);
|
|
|
|
if ((turn_off & A_REVERSE) && exit_standout_mode)
|
|
tputs(exit_standout_mode, 1, outc);
|
|
|
|
if ((turn_off & A_STANDOUT) && exit_standout_mode)
|
|
tputs(exit_standout_mode, 1, outc);
|
|
|
|
T(("turning %x on", _traceattr(turn_on)));
|
|
|
|
if ((turn_on & A_ALTCHARSET) && enter_alt_charset_mode)
|
|
tputs(enter_alt_charset_mode, 1, outc);
|
|
|
|
if ((turn_on & A_BLINK) && enter_blink_mode)
|
|
tputs(enter_blink_mode, 1, outc);
|
|
|
|
if ((turn_on & A_BOLD) && enter_bold_mode)
|
|
tputs(enter_bold_mode, 1, outc);
|
|
|
|
if ((turn_on & A_DIM) && enter_dim_mode)
|
|
tputs(enter_dim_mode, 1, outc);
|
|
|
|
if ((turn_on & A_REVERSE) && enter_reverse_mode)
|
|
tputs(enter_reverse_mode, 1, outc);
|
|
|
|
if ((turn_on & A_STANDOUT) && enter_standout_mode)
|
|
tputs(enter_standout_mode, 1, outc);
|
|
|
|
if ((turn_on & A_PROTECT) && enter_protected_mode)
|
|
tputs(enter_protected_mode, 1, outc);
|
|
|
|
if ((turn_on & A_INVIS) && enter_secure_mode)
|
|
tputs(enter_secure_mode, 1, outc);
|
|
|
|
if ((turn_on & A_UNDERLINE) && enter_underline_mode)
|
|
tputs(enter_underline_mode, 1, outc);
|
|
|
|
}
|
|
|
|
if (SP->_coloron) {
|
|
int pair = PAIR_NUMBER(newmode);
|
|
int current_pair = PAIR_NUMBER(previous_attr);
|
|
|
|
T(("old pair = %d -- new pair = %d", current_pair, pair));
|
|
if (pair != current_pair || turn_off) {
|
|
do_color(pair, outc);
|
|
}
|
|
}
|
|
|
|
previous_attr = newmode;
|
|
|
|
T(("vidputs finished"));
|
|
return OK;
|
|
}
|
|
|
|
int vidattr(chtype newmode)
|
|
{
|
|
|
|
T(("vidattr(%x) called", newmode));
|
|
|
|
return(vidputs(newmode, _outch));
|
|
}
|
|
|