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Initial 256 colour support, lightly tested.

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This commit is contained in:
Nicholas Marriott
2008-09-08 17:40:51 +00:00
parent 33aa931541
commit 4235ddb4e8
15 changed files with 268 additions and 166 deletions
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71
input.c
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@ -1,4 +1,4 @@
/* $Id: input.c,v 1.52 2008-07-24 21:42:40 nicm Exp $ */
/* $Id: input.c,v 1.53 2008-09-08 17:40:50 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -520,11 +520,11 @@ input_handle_c0_control(u_char ch, struct input_ctx *ictx)
break;
case '\016': /* SO */
attr = s->attr | ATTR_CHARSET;
screen_write_set_attributes(&ictx->ctx, attr, s->colr);
screen_write_set_attributes(&ictx->ctx, attr, s->fg, s->bg);
break;
case '\017': /* SI */
attr = s->attr & ~ATTR_CHARSET;
screen_write_set_attributes(&ictx->ctx, attr, s->colr);
screen_write_set_attributes(&ictx->ctx, attr, s->fg, s->bg);
break;
default:
log_debug("unknown c0: %hhu", ch);
@ -567,14 +567,15 @@ input_handle_private_two(u_char ch, struct input_ctx *ictx)
s->saved_cx = s->cx;
s->saved_cy = s->cy;
s->saved_attr = s->attr;
s->saved_colr = s->colr;
s->saved_fg = s->fg;
s->saved_bg = s->bg;
s->mode |= MODE_SAVED;
break;
case '8': /* DECRC */
if (!(s->mode & MODE_SAVED))
break;
screen_write_set_attributes(
&ictx->ctx, s->saved_attr, s->saved_colr);
&ictx->ctx, s->saved_attr, s->saved_fg, s->saved_bg);
screen_write_move_cursor(&ictx->ctx, s->saved_cx, s->saved_cy);
break;
default:
@ -1049,16 +1050,45 @@ input_handle_sequence_sgr(struct input_ctx *ictx)
{
struct screen *s = ictx->ctx.s;
u_int i, n;
uint16_t m;
u_char attr, colr;
uint16_t m, o;
u_char attr, fg, bg;
attr = s->attr;
fg = s->fg;
bg = s->bg;
n = ARRAY_LENGTH(&ictx->args);
if (n == 0) {
switch (n) {
case 0:
attr = 0;
colr = 0x88;
} else {
attr = s->attr;
colr = s->colr;
fg = 8;
bg = 8;
break;
case 3:
if (input_get_argument(ictx, 1, &m, 0) != 0)
return;
if (m == 5) {
if (input_get_argument(ictx, 0, &o, 0) != 0)
return;
if (input_get_argument(ictx, 2, &m, 0) != 0)
return;
if (o == 38) {
if (m > 7 && m < 16) {
attr |= ATTR_BRIGHT;
m -= 7;
}
fg = m;
break;
} else if (o == 48) {
if (m > 7 && m < 16) {
attr |= ATTR_BRIGHT;
m -= 7;
}
bg = m;
break;
}
}
default:
for (i = 0; i < n; i++) {
if (input_get_argument(ictx, i, &m, 0) != 0)
return;
@ -1066,7 +1096,8 @@ input_handle_sequence_sgr(struct input_ctx *ictx)
case 0:
case 10:
attr &= ATTR_CHARSET;
colr = 0x88;
fg = 8;
bg = 8;
break;
case 1:
attr |= ATTR_BRIGHT;
@ -1103,12 +1134,10 @@ input_handle_sequence_sgr(struct input_ctx *ictx)
case 35:
case 36:
case 37:
colr &= 0x0f;
colr |= (m - 30) << 4;
fg = m - 30;
break;
case 39:
colr &= 0x0f;
colr |= 0x80;
fg = 8;
break;
case 40:
case 41:
@ -1118,15 +1147,13 @@ input_handle_sequence_sgr(struct input_ctx *ictx)
case 45:
case 46:
case 47:
colr &= 0xf0;
colr |= m - 40;
bg = m - 40;
break;
case 49:
colr &= 0xf0;
colr |= 0x08;
bg = 8;
break;
}
}
}
screen_write_set_attributes(&ictx->ctx, attr, colr);
screen_write_set_attributes(&ictx->ctx, attr, fg, bg);
}