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Dedup remapping code

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-03-16 19:04:08 +01:00
parent 3830c087bb
commit 7a476ba0a3
1 changed files with 66 additions and 62 deletions
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128
normal/charset.c
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@ -1067,11 +1067,10 @@ map_code (grub_uint32_t in, struct grub_term_output *term)
return in;
}
/* Put a Unicode character. */
void
grub_putcode (grub_uint32_t code, struct grub_term_output *term)
static void
putglyph (const struct grub_unicode_glyph *c, struct grub_term_output *term)
{
struct grub_unicode_glyph c =
struct grub_unicode_glyph c2 =
{
.variant = 0,
.attributes = 0,
@ -1079,20 +1078,14 @@ grub_putcode (grub_uint32_t code, struct grub_term_output *term)
.combining = 0
};
if (grub_unicode_get_comb_type (code) != GRUB_UNICODE_COMB_NONE
&& ((term->flags & GRUB_TERM_CODE_TYPE_MASK)
!= GRUB_TERM_CODE_TYPE_UTF8_LOGICAL
&& (term->flags & GRUB_TERM_CODE_TYPE_MASK)
!= GRUB_TERM_CODE_TYPE_UTF8_VISUAL))
return;
if (code == '\t' && term->getxy)
if (c->base == '\t' && term->getxy)
{
int n;
n = 8 - ((term->getxy () >> 8) & 7);
c2.base = ' ';
while (n--)
grub_putcode (' ', term);
(term->putchar) (&c2);
return;
}
@ -1102,24 +1095,60 @@ grub_putcode (grub_uint32_t code, struct grub_term_output *term)
|| (term->flags & GRUB_TERM_CODE_TYPE_MASK)
== GRUB_TERM_CODE_TYPE_UTF8_VISUAL)
{
grub_uint8_t str[20], *ptr;
grub_ucs4_to_utf8 (&code, 1, str, sizeof (str));
for (ptr = str; *ptr; ptr++)
int i;
for (i = -1; i < (int) c->ncomb; i++)
{
c.base = *ptr;
(term->putchar) (&c);
grub_uint8_t u8[20], *ptr;
grub_uint32_t code;
if (i == -1)
code = c->base;
else
code = c->combining[i].code;
grub_ucs4_to_utf8 (&code, 1, u8, sizeof (u8));
for (ptr = u8; *ptr; ptr++)
{
c2.base = *ptr;
(term->putchar) (&c2);
}
}
}
else
{
c.base = map_code (code, term);
(term->putchar) (&c);
}
(term->putchar) (c);
if (code == '\n')
grub_putcode ('\r', term);
if (c->base == '\n')
{
c2.base = '\r';
(term->putchar) (&c2);
}
}
static void
putcode_real (grub_uint32_t code, struct grub_term_output *term)
{
struct grub_unicode_glyph c =
{
.variant = 0,
.attributes = 0,
.ncomb = 0,
.combining = 0
};
c.base = map_code (code, term);
putglyph (&c, term);
}
/* Put a Unicode character. */
void
grub_putcode (grub_uint32_t code, struct grub_term_output *term)
{
/* Combining character by itself? */
if (grub_unicode_get_comb_type (code) != GRUB_UNICODE_COMB_NONE)
return;
putcode_real (code, term);
}
void
@ -1167,43 +1196,11 @@ grub_print_ucs4 (const grub_uint32_t * str,
}
for (visual_ptr = visual; visual_ptr < visual + visual_len; visual_ptr++)
{
struct grub_unicode_glyph c = {
.variant = 0,
.attributes = 0,
.ncomb = 0,
.combining = 0
};
if (visual_ptr->base == '\n')
grub_print_spaces (term, margin_right);
if ((term->flags & GRUB_TERM_CODE_TYPE_MASK)
== GRUB_TERM_CODE_TYPE_UTF8_VISUAL)
{
int i;
for (i = -1; i < (int) visual_ptr->ncomb; i++)
{
grub_uint8_t u8[20], *ptr;
if (i == -1)
grub_ucs4_to_utf8 (&visual_ptr->base, 1, u8, sizeof (u8));
else
grub_ucs4_to_utf8 (&visual_ptr->combining[i].code,
1, u8, sizeof (u8));
for (ptr = u8; *ptr; ptr++)
{
c.base = *ptr;
(term->putchar) (&c);
}
}
}
else
term->putchar (visual_ptr);
putglyph (visual_ptr, term);
if (visual_ptr->base == '\n')
{
c.base = '\r';
term->putchar (&c);
grub_print_spaces (term, margin_left);
}
grub_print_spaces (term, margin_left);
grub_free (visual_ptr->combining);
}
grub_free (visual);
@ -1253,11 +1250,18 @@ grub_print_ucs4 (const grub_uint32_t * str,
lastspacewidth = line_width - last_width;
for (ptr2 = line_start; ptr2 < ptr; ptr2++)
grub_putcode (*ptr2, term);
{
/* Skip combining characters on non-UTF8 terminals. */
if ((term->flags & GRUB_TERM_CODE_TYPE_MASK)
!= GRUB_TERM_CODE_TYPE_UTF8_LOGICAL
&& grub_unicode_get_comb_type (*ptr2)
!= GRUB_UNICODE_COMB_NONE)
continue;
putcode_real (*ptr2, term);
}
grub_print_spaces (term, margin_right);
grub_putcode ('\n', term);
grub_putcode ('\r', term);
line_width -= lastspacewidth;
grub_print_spaces (term, margin_left);
if (ptr == last_space || *ptr == '\n')