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Remove dor on i and j when combining with above diacritics.

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* include/grub/unicode.h (GRUB_UNICODE_DOTLESS_LOWERCASE_I): New enum
	value.
	(GRUB_UNICODE_DOTLESS_LOWERCASE_J): Likewise.
	* grub-core/font/font.c (grub_font_construct_dry_run): Replace i and j
	with dotless variants when any combining above is present.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2012-06-11 00:20:55 +02:00
parent 5561c22d59
commit 4e5a96b02e
3 changed files with 33 additions and 10 deletions
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31
grub-core/font/font.c
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@ -1401,6 +1401,8 @@ grub_font_construct_dry_run (grub_font_t hinted_font,
struct grub_font_glyph *main_glyph = NULL;
struct grub_font_glyph **combining_glyphs;
grub_uint32_t desired_attributes = 0;
unsigned i;
grub_uint32_t base = glyph_id->base;
if (combining_glyphs_out)
*combining_glyphs_out = NULL;
@ -1411,16 +1413,28 @@ grub_font_construct_dry_run (grub_font_t hinted_font,
if (glyph_id->attributes & GRUB_UNICODE_GLYPH_ATTRIBUTE_LEFT_JOINED)
desired_attributes |= GRUB_FONT_CODE_LEFT_JOINED;
main_glyph = grub_font_get_glyph_with_fallback (hinted_font, glyph_id->base
if (base == 'i' || base == 'j')
{
for (i = 0; i < glyph_id->ncomb; i++)
if (glyph_id->combining[i].type == GRUB_UNICODE_STACK_ABOVE)
break;
if (i < glyph_id->ncomb && base == 'i')
base = GRUB_UNICODE_DOTLESS_LOWERCASE_I;
if (i < glyph_id->ncomb && base == 'j')
base = GRUB_UNICODE_DOTLESS_LOWERCASE_J;
}
main_glyph = grub_font_get_glyph_with_fallback (hinted_font, base
| desired_attributes);
if (!main_glyph)
main_glyph = grub_font_get_glyph_with_fallback (hinted_font,
glyph_id->base);
base);
/* Glyph not available in any font. Use ASCII fallback. */
if (!main_glyph)
main_glyph = ascii_glyph_lookup (glyph_id->base);
main_glyph = ascii_glyph_lookup (base);
/* Glyph not available in any font. Return unknown glyph. */
if (!main_glyph)
@ -1440,13 +1454,10 @@ grub_font_construct_dry_run (grub_font_t hinted_font,
return main_glyph;
}
{
unsigned i;
for (i = 0; i < glyph_id->ncomb; i++)
combining_glyphs[i]
= grub_font_get_glyph_with_fallback (main_glyph->font,
glyph_id->combining[i].code);
}
for (i = 0; i < glyph_id->ncomb; i++)
combining_glyphs[i]
= grub_font_get_glyph_with_fallback (main_glyph->font,
glyph_id->combining[i].code);
blit_comb (glyph_id, NULL, bounds, main_glyph, combining_glyphs,
device_width);