degesch: halfplement mIRC formatting

Now for the displaying part.
This commit is contained in:
Přemysl Eric Janouch 2015-05-10 09:55:44 +02:00
parent 095a2cc16a
commit 6deb471423

150
degesch.c
View File

@ -1465,7 +1465,13 @@ serialize_configuration (struct app_context *ctx, struct str *output)
config_item_write (ctx->config.root, true, output);
}
// --- Attributed output -------------------------------------------------------
// --- Terminal output ---------------------------------------------------------
/// Default color pair
#define COLOR_DEFAULT -1
/// Bright versions of the basic color set
#define COLOR_BRIGHT(x) (COLOR_ ## x + 8)
static struct
{
@ -1721,7 +1727,14 @@ enum formatter_item_type
FORMATTER_ITEM_TEXT, ///< Text
FORMATTER_ITEM_ATTR, ///< Formatting attributes
FORMATTER_ITEM_FG_COLOR, ///< Foreground color
FORMATTER_ITEM_BG_COLOR ///< Background color
FORMATTER_ITEM_BG_COLOR, ///< Background color
// These are internal, for mIRC formatting only so far:
FORMATTER_ITEM_BOLD, ///< Bold
FORMATTER_ITEM_ITALIC, ///< Italic
FORMATTER_ITEM_UNDERLINE, ///< Underline
FORMATTER_ITEM_INVERSE ///< Inverse
};
struct formatter_item
@ -1850,83 +1863,104 @@ enum
// without the bold/blink attributes), 88 colors (the same plus a 4^3 RGB cube
// and a few shades of gray), or 256 colors (best)
#define FORMATTER_NORMAL 0
#define FORMATTER_BRIGHT 1 << 8
/// Builds a color pair for 256-color terminals with a 16-color backup value
#define FORMATTER_COLOR(name, c256) \
(COLOR_ ## name) & 0xFFFF | ((c256 << 16) & 0xFFFF)
#define FORMATTER_MAP(name, flags, c256) \
COLOR_ ## name | FORMATTER_ ## flags | c256 << 16
static const uint32_t g_mirc_to_term[] =
static const int g_mirc_to_term[] =
{
[MIRC_WHITE] = FORMATTER_MAP (WHITE, BRIGHT, 231),
[MIRC_BLACK] = FORMATTER_MAP (BLACK, NORMAL, 16),
[MIRC_BLUE] = FORMATTER_MAP (BLUE, NORMAL, 19),
[MIRC_GREEN] = FORMATTER_MAP (GREEN, NORMAL, 34),
[MIRC_L_RED] = FORMATTER_MAP (RED, BRIGHT, 196),
[MIRC_RED] = FORMATTER_MAP (RED, NORMAL, 124),
[MIRC_PURPLE] = FORMATTER_MAP (MAGENTA, NORMAL, 127),
[MIRC_ORANGE] = FORMATTER_MAP (YELLOW, BRIGHT, 214),
[MIRC_YELLOW] = FORMATTER_MAP (YELLOW, BRIGHT, 226),
[MIRC_L_GREEN] = FORMATTER_MAP (GREEN, BRIGHT, 46),
[MIRC_CYAN] = FORMATTER_MAP (CYAN, NORMAL, 37),
[MIRC_L_CYAN] = FORMATTER_MAP (CYAN, BRIGHT, 51),
[MIRC_L_BLUE] = FORMATTER_MAP (BLUE, BRIGHT, 21),
[MIRC_L_PURPLE] = FORMATTER_MAP (MAGENTA, BRIGHT, 201),
[MIRC_GRAY] = FORMATTER_MAP (BLACK, BRIGHT, 244),
[MIRC_L_GRAY] = FORMATTER_MAP (WHITE, NORMAL, 252),
[MIRC_WHITE] = FORMATTER_COLOR (BRIGHT (WHITE), 231),
[MIRC_BLACK] = FORMATTER_COLOR (BLACK, 16),
[MIRC_BLUE] = FORMATTER_COLOR (BLUE, 19),
[MIRC_GREEN] = FORMATTER_COLOR (GREEN, 34),
[MIRC_L_RED] = FORMATTER_COLOR (BRIGHT (RED), 196),
[MIRC_RED] = FORMATTER_COLOR (RED, 124),
[MIRC_PURPLE] = FORMATTER_COLOR (MAGENTA, 127),
[MIRC_ORANGE] = FORMATTER_COLOR (BRIGHT (YELLOW), 214),
[MIRC_YELLOW] = FORMATTER_COLOR (BRIGHT (YELLOW), 226),
[MIRC_L_GREEN] = FORMATTER_COLOR (BRIGHT (GREEN), 46),
[MIRC_CYAN] = FORMATTER_COLOR (CYAN, 37),
[MIRC_L_CYAN] = FORMATTER_COLOR (BRIGHT (CYAN), 51),
[MIRC_L_BLUE] = FORMATTER_COLOR (BRIGHT (BLUE), 21),
[MIRC_L_PURPLE] = FORMATTER_COLOR (BRIGHT (MAGENTA),201),
[MIRC_GRAY] = FORMATTER_COLOR (BRIGHT (BLACK), 244),
[MIRC_L_GRAY] = FORMATTER_COLOR (WHITE, 252),
};
static void
formatter_add_simple (struct formatter *self, enum formatter_item_type type)
{
if (!self->ignore_new_attributes)
formatter_add_blank (self)->type = type;
}
static const char *
formatter_parse_mirc_color (struct formatter *self, const char *s)
{
if (!isdigit_ascii (*s))
return s;
int fg = *s++ - '0';
if (isdigit_ascii (*s))
fg = fg * 10 + (*s++ - '0');
if (fg >= 0 && fg < 16)
formatter_add_fg_color (self, g_mirc_to_term[fg]);
if (*s != ',' || !isdigit_ascii (s[1]))
return s;
int bg = *++s - '0';
if (isdigit_ascii (s[1]))
bg = bg * 10 + (*++s - '0');
if (bg >= 0 && bg < 16)
formatter_add_bg_color (self, g_mirc_to_term[bg]);
return s;
}
static void
formatter_parse_mirc (struct formatter *self, const char *s)
{
struct str buffer;
str_init (&buffer);
#define FLUSH if (buffer.len) \
{ formatter_add_text (self, buffer.str); str_reset (&buffer); }
struct str buf;
str_init (&buf);
formatter_add_reset (self);
char c;
while ((c = *s++))
{
if (buf.len && c < 0x20)
{
formatter_add_text (self, buf.str);
str_reset (&buf);
}
#define SIMPLE(type) formatter_add_simple (self, FORMATTER_ITEM_ ## type)
switch (c)
{
case '\x02':
FLUSH
// TODO: bold
break;
case '\x02': SIMPLE (BOLD); break;
case '\x1d': SIMPLE (ITALIC); break;
case '\x1f': SIMPLE (UNDERLINE); break;
case '\x16': SIMPLE (INVERSE); break;
#undef SIMPLE
case '\x03':
FLUSH
// TODO: color
// TODO: parse \d(\d(,\d(\d)?)?)?
break;
case '\x1d':
FLUSH
// TODO: italic
break;
case '\x1f':
FLUSH
// TODO: underline
break;
case '\x16':
FLUSH
// TODO: swap background/foreground
s = formatter_parse_mirc_color (self, s);
break;
case '\x0f':
FLUSH
formatter_add_reset (self);
break;
default:
str_append_c (&buffer, c);
str_append_c (&buf, c);
}
}
FLUSH
str_free (&buffer);
#undef FLUSH
if (buf.len)
formatter_add_text (self, buf.str);
str_free (&buf);
formatter_add_reset (self);
}
@ -1953,10 +1987,6 @@ restart:
str_append_c (buf, ' ');
str_append (buf, s);
break;
case 'm':
s = va_arg (*ap, char *);
formatter_parse_mirc (self, s);
break;
case 'd':
s = xstrdup_printf ("%d", va_arg (*ap, int));
for (size_t len = strlen (s); len < width; len++)
@ -1965,6 +1995,10 @@ restart:
free (s);
break;
case 'm':
formatter_parse_mirc (self, va_arg (*ap, char *));
break;
case 'a':
formatter_add_attr (self, va_arg (*ap, int));
break;