diff options
Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-common.h')
| -rw-r--r-- | src/3rdparty/harfbuzz-ng/src/hb-common.h | 59 |
1 files changed, 36 insertions, 23 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-common.h b/src/3rdparty/harfbuzz-ng/src/hb-common.h index c291dbbe94..2cbee76a8f 100644 --- a/src/3rdparty/harfbuzz-ng/src/hb-common.h +++ b/src/3rdparty/harfbuzz-ng/src/hb-common.h @@ -98,16 +98,22 @@ typedef uint32_t hb_tag_t; #define HB_TAG_MAX_SIGNED HB_TAG(0x7f,0xff,0xff,0xff) /* len=-1 means str is NUL-terminated. */ -hb_tag_t +HB_EXTERN hb_tag_t hb_tag_from_string (const char *str, int len); /* buf should have 4 bytes. */ -void +HB_EXTERN void hb_tag_to_string (hb_tag_t tag, char *buf); -/* hb_direction_t */ - +/** + * hb_direction_t: + * @HB_DIRECTION_INVALID: Initial, unset direction. + * @HB_DIRECTION_LTR: Text is set horizontally from left to right. + * @HB_DIRECTION_RTL: Text is set horizontally from right to left. + * @HB_DIRECTION_TTB: Text is set vertically from top to bottom. + * @HB_DIRECTION_BTT: Text is set vertically from bottom to top. + */ typedef enum { HB_DIRECTION_INVALID = 0, HB_DIRECTION_LTR = 4, @@ -117,10 +123,10 @@ typedef enum { } hb_direction_t; /* len=-1 means str is NUL-terminated */ -hb_direction_t +HB_EXTERN hb_direction_t hb_direction_from_string (const char *str, int len); -const char * +HB_EXTERN const char * hb_direction_to_string (hb_direction_t direction); #define HB_DIRECTION_IS_VALID(dir) ((((unsigned int) (dir)) & ~3U) == 4) @@ -136,16 +142,15 @@ hb_direction_to_string (hb_direction_t direction); typedef const struct hb_language_impl_t *hb_language_t; -/* len=-1 means str is NUL-terminated */ -hb_language_t +HB_EXTERN hb_language_t hb_language_from_string (const char *str, int len); -const char * +HB_EXTERN const char * hb_language_to_string (hb_language_t language); #define HB_LANGUAGE_INVALID ((hb_language_t) NULL) -hb_language_t +HB_EXTERN hb_language_t hb_language_get_default (void); @@ -299,12 +304,22 @@ typedef enum /*7.0*/ HB_SCRIPT_TIRHUTA = HB_TAG ('T','i','r','h'), /*7.0*/ HB_SCRIPT_WARANG_CITI = HB_TAG ('W','a','r','a'), - /*8.0*/ HB_SCRIPT_AHOM = HB_TAG ('A','h','o','m'), - /*8.0*/ HB_SCRIPT_ANATOLIAN_HIEROGLYPHS = HB_TAG ('H','l','u','w'), - /*8.0*/ HB_SCRIPT_HATRAN = HB_TAG ('H','a','t','r'), - /*8.0*/ HB_SCRIPT_MULTANI = HB_TAG ('M','u','l','t'), - /*8.0*/ HB_SCRIPT_OLD_HUNGARIAN = HB_TAG ('H','u','n','g'), - /*8.0*/ HB_SCRIPT_SIGNWRITING = HB_TAG ('S','g','n','w'), + /*8.0*/ HB_SCRIPT_AHOM = HB_TAG ('A','h','o','m'), + /*8.0*/ HB_SCRIPT_ANATOLIAN_HIEROGLYPHS = HB_TAG ('H','l','u','w'), + /*8.0*/ HB_SCRIPT_HATRAN = HB_TAG ('H','a','t','r'), + /*8.0*/ HB_SCRIPT_MULTANI = HB_TAG ('M','u','l','t'), + /*8.0*/ HB_SCRIPT_OLD_HUNGARIAN = HB_TAG ('H','u','n','g'), + /*8.0*/ HB_SCRIPT_SIGNWRITING = HB_TAG ('S','g','n','w'), + + /* + * Since 1.3.0 + */ + /*9.0*/ HB_SCRIPT_ADLAM = HB_TAG ('A','d','l','m'), + /*9.0*/ HB_SCRIPT_BHAIKSUKI = HB_TAG ('B','h','k','s'), + /*9.0*/ HB_SCRIPT_MARCHEN = HB_TAG ('M','a','r','c'), + /*9.0*/ HB_SCRIPT_OSAGE = HB_TAG ('O','s','g','e'), + /*9.0*/ HB_SCRIPT_TANGUT = HB_TAG ('T','a','n','g'), + /*9.0*/ HB_SCRIPT_NEWA = HB_TAG ('N','e','w','a'), /* No script set. */ HB_SCRIPT_INVALID = HB_TAG_NONE, @@ -324,18 +339,16 @@ typedef enum /* Script functions */ -hb_script_t +HB_EXTERN hb_script_t hb_script_from_iso15924_tag (hb_tag_t tag); -/* sugar for tag_from_string() then script_from_iso15924_tag */ -/* len=-1 means s is NUL-terminated */ -hb_script_t -hb_script_from_string (const char *s, int len); +HB_EXTERN hb_script_t +hb_script_from_string (const char *str, int len); -hb_tag_t +HB_EXTERN hb_tag_t hb_script_to_iso15924_tag (hb_script_t script); -hb_direction_t +HB_EXTERN hb_direction_t hb_script_get_horizontal_direction (hb_script_t script); |