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Generate shaping table based on unicode if source font has none

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-03-29 02:06:40 +02:00
parent c0420b76b0
commit 3f11c7131e
4 changed files with 135 additions and 15 deletions
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15
include/grub/unicode.h
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@ -39,6 +39,19 @@ struct grub_unicode_compact_range
grub_uint8_t join_type:3;
} __attribute__ ((packed));
/* Old-style Arabic shaping. Used for "visual UTF-8" and
in grub-mkfont to find variant glyphs in absence of GPOS tables. */
struct grub_unicode_arabic_shape
{
grub_uint32_t code;
grub_uint32_t isolated;
grub_uint32_t right_linked;
grub_uint32_t both_linked;
grub_uint32_t left_linked;
};
extern struct grub_unicode_arabic_shape grub_unicode_arabic_shapes[];
enum grub_bidi_type
{
GRUB_BIDI_TYPE_L = 0,
@ -150,6 +163,8 @@ struct grub_unicode_glyph
#define GRUB_UNICODE_HEBREW_WAW 0x05d5
#define GRUB_UNICODE_ZWNJ 0x200c
#define GRUB_UNICODE_ZWJ 0x200d
#define GRUB_UNICODE_ARABIC_START 0x600
#define GRUB_UNICODE_ARABIC_END 0x700
extern struct grub_unicode_compact_range grub_unicode_compact[];
extern struct grub_unicode_bidi_pair grub_unicode_bidi_pairs[];