/* * Copyright © 2007,2008,2009 Red Hat, Inc. * Copyright © 2011,2012 Google, Inc. * * This is part of HarfBuzz, a text shaping library. * * Permission is hereby granted, without written agreement and without * license or royalty fees, to use, copy, modify, and distribute this * software and its documentation for any purpose, provided that the * above copyright notice and the following two paragraphs appear in * all copies of this software. * * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH * DAMAGE. * * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. * * Red Hat Author(s): Behdad Esfahbod * Google Author(s): Behdad Esfahbod */ #if !defined(HB_H_IN) && !defined(HB_NO_SINGLE_HEADER_ERROR) #error "Include <hb.h> instead." #endif #ifndef HB_COMMON_H #define HB_COMMON_H #ifndef HB_EXTERN #define HB_EXTERN … #endif #ifndef HB_BEGIN_DECLS # ifdef __cplusplus #define HB_BEGIN_DECLS … #define HB_END_DECLS … # else /* !__cplusplus */ #define HB_BEGIN_DECLS #define HB_END_DECLS # endif /* !__cplusplus */ #endif #if defined (_AIX) # include <sys/inttypes.h> #elif defined (_MSC_VER) && _MSC_VER < 1600 /* VS 2010 (_MSC_VER 1600) has stdint.h */ typedef __int8 int8_t; typedef unsigned __int8 uint8_t; typedef __int16 int16_t; typedef unsigned __int16 uint16_t; typedef __int32 int32_t; typedef unsigned __int32 uint32_t; typedef __int64 int64_t; typedef unsigned __int64 uint64_t; #elif defined (_MSC_VER) && _MSC_VER < 1800 /* VS 2013 (_MSC_VER 1800) has inttypes.h */ # include <stdint.h> #else # include <inttypes.h> #endif #if defined(__GNUC__) && ((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1)) #define HB_DEPRECATED … #elif defined(_MSC_VER) && (_MSC_VER >= 1300) #define HB_DEPRECATED … #else #define HB_DEPRECATED #endif #if defined(__GNUC__) && ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5)) #define HB_DEPRECATED_FOR … #elif defined(_MSC_FULL_VER) && (_MSC_FULL_VER > 140050320) #define HB_DEPRECATED_FOR … #else #define HB_DEPRECATED_FOR(f) … #endif HB_BEGIN_DECLS /** * hb_bool_t: * * Data type for booleans. * **/ hb_bool_t; /** * hb_codepoint_t: * * Data type for holding Unicode codepoints. Also * used to hold glyph IDs. * **/ hb_codepoint_t; /** * HB_CODEPOINT_INVALID: * * Unused #hb_codepoint_t value. * * Since: 8.0.0 */ #define HB_CODEPOINT_INVALID … /** * hb_position_t: * * Data type for holding a single coordinate value. * Contour points and other multi-dimensional data are * stored as tuples of #hb_position_t's. * **/ hb_position_t; /** * hb_mask_t: * * Data type for bitmasks. * **/ hb_mask_t; hb_var_int_t; hb_var_num_t; /* hb_tag_t */ /** * hb_tag_t: * * Data type for tag identifiers. Tags are four * byte integers, each byte representing a character. * * Tags are used to identify tables, design-variation axes, * scripts, languages, font features, and baselines with * human-readable names. * **/ hb_tag_t; /** * HB_TAG: * @c1: 1st character of the tag * @c2: 2nd character of the tag * @c3: 3rd character of the tag * @c4: 4th character of the tag * * Constructs an #hb_tag_t from four character literals. * **/ #define HB_TAG(c1,c2,c3,c4) … /** * HB_UNTAG: * @tag: an #hb_tag_t * * Extracts four character literals from an #hb_tag_t. * * Since: 0.6.0 * **/ #define HB_UNTAG(tag) … /** * HB_TAG_NONE: * * Unset #hb_tag_t. */ #define HB_TAG_NONE … /** * HB_TAG_MAX: * * Maximum possible unsigned #hb_tag_t. * * Since: 0.9.26 */ #define HB_TAG_MAX … /** * HB_TAG_MAX_SIGNED: * * Maximum possible signed #hb_tag_t. * * Since: 0.9.33 */ #define HB_TAG_MAX_SIGNED … /* len=-1 means str is NUL-terminated. */ HB_EXTERN hb_tag_t hb_tag_from_string (const char *str, int len); /* buf should have 4 bytes. */ HB_EXTERN void hb_tag_to_string (hb_tag_t tag, char *buf); /** * 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. * * The direction of a text segment or buffer. * * A segment can also be tested for horizontal or vertical * orientation (irrespective of specific direction) with * HB_DIRECTION_IS_HORIZONTAL() or HB_DIRECTION_IS_VERTICAL(). * */ hb_direction_t; /* len=-1 means str is NUL-terminated */ HB_EXTERN hb_direction_t hb_direction_from_string (const char *str, int len); HB_EXTERN const char * hb_direction_to_string (hb_direction_t direction); /** * HB_DIRECTION_IS_VALID: * @dir: #hb_direction_t to test * * Tests whether a text direction is valid. * **/ #define HB_DIRECTION_IS_VALID(dir) … /* Direction must be valid for the following */ /** * HB_DIRECTION_IS_HORIZONTAL: * @dir: #hb_direction_t to test * * Tests whether a text direction is horizontal. Requires * that the direction be valid. * **/ #define HB_DIRECTION_IS_HORIZONTAL(dir) … /** * HB_DIRECTION_IS_VERTICAL: * @dir: #hb_direction_t to test * * Tests whether a text direction is vertical. Requires * that the direction be valid. * **/ #define HB_DIRECTION_IS_VERTICAL(dir) … /** * HB_DIRECTION_IS_FORWARD: * @dir: #hb_direction_t to test * * Tests whether a text direction moves forward (from left to right, or from * top to bottom). Requires that the direction be valid. * **/ #define HB_DIRECTION_IS_FORWARD(dir) … /** * HB_DIRECTION_IS_BACKWARD: * @dir: #hb_direction_t to test * * Tests whether a text direction moves backward (from right to left, or from * bottom to top). Requires that the direction be valid. * **/ #define HB_DIRECTION_IS_BACKWARD(dir) … /** * HB_DIRECTION_REVERSE: * @dir: #hb_direction_t to reverse * * Reverses a text direction. Requires that the direction * be valid. * **/ #define HB_DIRECTION_REVERSE(dir) … /* hb_language_t */ /** * hb_language_t: * * Data type for languages. Each #hb_language_t corresponds to a BCP 47 * language tag. * */ hb_language_t; HB_EXTERN hb_language_t hb_language_from_string (const char *str, int len); HB_EXTERN const char * hb_language_to_string (hb_language_t language); /** * HB_LANGUAGE_INVALID: * * An unset #hb_language_t. * * Since: 0.6.0 */ #define HB_LANGUAGE_INVALID … HB_EXTERN hb_language_t hb_language_get_default (void); HB_EXTERN hb_bool_t hb_language_matches (hb_language_t language, hb_language_t specific); /** * hb_script_t: * @HB_SCRIPT_COMMON: `Zyyy` * @HB_SCRIPT_INHERITED: `Zinh` * @HB_SCRIPT_UNKNOWN: `Zzzz` * @HB_SCRIPT_ARABIC: `Arab` * @HB_SCRIPT_ARMENIAN: `Armn` * @HB_SCRIPT_BENGALI: `Beng` * @HB_SCRIPT_CYRILLIC: `Cyrl` * @HB_SCRIPT_DEVANAGARI: `Deva` * @HB_SCRIPT_GEORGIAN: `Geor` * @HB_SCRIPT_GREEK: `Grek` * @HB_SCRIPT_GUJARATI: `Gujr` * @HB_SCRIPT_GURMUKHI: `Guru` * @HB_SCRIPT_HANGUL: `Hang` * @HB_SCRIPT_HAN: `Hani` * @HB_SCRIPT_HEBREW: `Hebr` * @HB_SCRIPT_HIRAGANA: `Hira` * @HB_SCRIPT_KANNADA: `Knda` * @HB_SCRIPT_KATAKANA: `Kana` * @HB_SCRIPT_LAO: `Laoo` * @HB_SCRIPT_LATIN: `Latn` * @HB_SCRIPT_MALAYALAM: `Mlym` * @HB_SCRIPT_ORIYA: `Orya` * @HB_SCRIPT_TAMIL: `Taml` * @HB_SCRIPT_TELUGU: `Telu` * @HB_SCRIPT_THAI: `Thai` * @HB_SCRIPT_TIBETAN: `Tibt` * @HB_SCRIPT_BOPOMOFO: `Bopo` * @HB_SCRIPT_BRAILLE: `Brai` * @HB_SCRIPT_CANADIAN_SYLLABICS: `Cans` * @HB_SCRIPT_CHEROKEE: `Cher` * @HB_SCRIPT_ETHIOPIC: `Ethi` * @HB_SCRIPT_KHMER: `Khmr` * @HB_SCRIPT_MONGOLIAN: `Mong` * @HB_SCRIPT_MYANMAR: `Mymr` * @HB_SCRIPT_OGHAM: `Ogam` * @HB_SCRIPT_RUNIC: `Runr` * @HB_SCRIPT_SINHALA: `Sinh` * @HB_SCRIPT_SYRIAC: `Syrc` * @HB_SCRIPT_THAANA: `Thaa` * @HB_SCRIPT_YI: `Yiii` * @HB_SCRIPT_DESERET: `Dsrt` * @HB_SCRIPT_GOTHIC: `Goth` * @HB_SCRIPT_OLD_ITALIC: `Ital` * @HB_SCRIPT_BUHID: `Buhd` * @HB_SCRIPT_HANUNOO: `Hano` * @HB_SCRIPT_TAGALOG: `Tglg` * @HB_SCRIPT_TAGBANWA: `Tagb` * @HB_SCRIPT_CYPRIOT: `Cprt` * @HB_SCRIPT_LIMBU: `Limb` * @HB_SCRIPT_LINEAR_B: `Linb` * @HB_SCRIPT_OSMANYA: `Osma` * @HB_SCRIPT_SHAVIAN: `Shaw` * @HB_SCRIPT_TAI_LE: `Tale` * @HB_SCRIPT_UGARITIC: `Ugar` * @HB_SCRIPT_BUGINESE: `Bugi` * @HB_SCRIPT_COPTIC: `Copt` * @HB_SCRIPT_GLAGOLITIC: `Glag` * @HB_SCRIPT_KHAROSHTHI: `Khar` * @HB_SCRIPT_NEW_TAI_LUE: `Talu` * @HB_SCRIPT_OLD_PERSIAN: `Xpeo` * @HB_SCRIPT_SYLOTI_NAGRI: `Sylo` * @HB_SCRIPT_TIFINAGH: `Tfng` * @HB_SCRIPT_BALINESE: `Bali` * @HB_SCRIPT_CUNEIFORM: `Xsux` * @HB_SCRIPT_NKO: `Nkoo` * @HB_SCRIPT_PHAGS_PA: `Phag` * @HB_SCRIPT_PHOENICIAN: `Phnx` * @HB_SCRIPT_CARIAN: `Cari` * @HB_SCRIPT_CHAM: `Cham` * @HB_SCRIPT_KAYAH_LI: `Kali` * @HB_SCRIPT_LEPCHA: `Lepc` * @HB_SCRIPT_LYCIAN: `Lyci` * @HB_SCRIPT_LYDIAN: `Lydi` * @HB_SCRIPT_OL_CHIKI: `Olck` * @HB_SCRIPT_REJANG: `Rjng` * @HB_SCRIPT_SAURASHTRA: `Saur` * @HB_SCRIPT_SUNDANESE: `Sund` * @HB_SCRIPT_VAI: `Vaii` * @HB_SCRIPT_AVESTAN: `Avst` * @HB_SCRIPT_BAMUM: `Bamu` * @HB_SCRIPT_EGYPTIAN_HIEROGLYPHS: `Egyp` * @HB_SCRIPT_IMPERIAL_ARAMAIC: `Armi` * @HB_SCRIPT_INSCRIPTIONAL_PAHLAVI: `Phli` * @HB_SCRIPT_INSCRIPTIONAL_PARTHIAN: `Prti` * @HB_SCRIPT_JAVANESE: `Java` * @HB_SCRIPT_KAITHI: `Kthi` * @HB_SCRIPT_LISU: `Lisu` * @HB_SCRIPT_MEETEI_MAYEK: `Mtei` * @HB_SCRIPT_OLD_SOUTH_ARABIAN: `Sarb` * @HB_SCRIPT_OLD_TURKIC: `Orkh` * @HB_SCRIPT_SAMARITAN: `Samr` * @HB_SCRIPT_TAI_THAM: `Lana` * @HB_SCRIPT_TAI_VIET: `Tavt` * @HB_SCRIPT_BATAK: `Batk` * @HB_SCRIPT_BRAHMI: `Brah` * @HB_SCRIPT_MANDAIC: `Mand` * @HB_SCRIPT_CHAKMA: `Cakm` * @HB_SCRIPT_MEROITIC_CURSIVE: `Merc` * @HB_SCRIPT_MEROITIC_HIEROGLYPHS: `Mero` * @HB_SCRIPT_MIAO: `Plrd` * @HB_SCRIPT_SHARADA: `Shrd` * @HB_SCRIPT_SORA_SOMPENG: `Sora` * @HB_SCRIPT_TAKRI: `Takr` * @HB_SCRIPT_BASSA_VAH: `Bass`, Since: 0.9.30 * @HB_SCRIPT_CAUCASIAN_ALBANIAN: `Aghb`, Since: 0.9.30 * @HB_SCRIPT_DUPLOYAN: `Dupl`, Since: 0.9.30 * @HB_SCRIPT_ELBASAN: `Elba`, Since: 0.9.30 * @HB_SCRIPT_GRANTHA: `Gran`, Since: 0.9.30 * @HB_SCRIPT_KHOJKI: `Khoj`, Since: 0.9.30 * @HB_SCRIPT_KHUDAWADI: `Sind`, Since: 0.9.30 * @HB_SCRIPT_LINEAR_A: `Lina`, Since: 0.9.30 * @HB_SCRIPT_MAHAJANI: `Mahj`, Since: 0.9.30 * @HB_SCRIPT_MANICHAEAN: `Mani`, Since: 0.9.30 * @HB_SCRIPT_MENDE_KIKAKUI: `Mend`, Since: 0.9.30 * @HB_SCRIPT_MODI: `Modi`, Since: 0.9.30 * @HB_SCRIPT_MRO: `Mroo`, Since: 0.9.30 * @HB_SCRIPT_NABATAEAN: `Nbat`, Since: 0.9.30 * @HB_SCRIPT_OLD_NORTH_ARABIAN: `Narb`, Since: 0.9.30 * @HB_SCRIPT_OLD_PERMIC: `Perm`, Since: 0.9.30 * @HB_SCRIPT_PAHAWH_HMONG: `Hmng`, Since: 0.9.30 * @HB_SCRIPT_PALMYRENE: `Palm`, Since: 0.9.30 * @HB_SCRIPT_PAU_CIN_HAU: `Pauc`, Since: 0.9.30 * @HB_SCRIPT_PSALTER_PAHLAVI: `Phlp`, Since: 0.9.30 * @HB_SCRIPT_SIDDHAM: `Sidd`, Since: 0.9.30 * @HB_SCRIPT_TIRHUTA: `Tirh`, Since: 0.9.30 * @HB_SCRIPT_WARANG_CITI: `Wara`, Since: 0.9.30 * @HB_SCRIPT_AHOM: `Ahom`, Since: 0.9.30 * @HB_SCRIPT_ANATOLIAN_HIEROGLYPHS: `Hluw`, Since: 0.9.30 * @HB_SCRIPT_HATRAN: `Hatr`, Since: 0.9.30 * @HB_SCRIPT_MULTANI: `Mult`, Since: 0.9.30 * @HB_SCRIPT_OLD_HUNGARIAN: `Hung`, Since: 0.9.30 * @HB_SCRIPT_SIGNWRITING: `Sgnw`, Since: 0.9.30 * @HB_SCRIPT_ADLAM: `Adlm`, Since: 1.3.0 * @HB_SCRIPT_BHAIKSUKI: `Bhks`, Since: 1.3.0 * @HB_SCRIPT_MARCHEN: `Marc`, Since: 1.3.0 * @HB_SCRIPT_OSAGE: `Osge`, Since: 1.3.0 * @HB_SCRIPT_TANGUT: `Tang`, Since: 1.3.0 * @HB_SCRIPT_NEWA: `Newa`, Since: 1.3.0 * @HB_SCRIPT_MASARAM_GONDI: `Gonm`, Since: 1.6.0 * @HB_SCRIPT_NUSHU: `Nshu`, Since: 1.6.0 * @HB_SCRIPT_SOYOMBO: `Soyo`, Since: 1.6.0 * @HB_SCRIPT_ZANABAZAR_SQUARE: `Zanb`, Since: 1.6.0 * @HB_SCRIPT_DOGRA: `Dogr`, Since: 1.8.0 * @HB_SCRIPT_GUNJALA_GONDI: `Gong`, Since: 1.8.0 * @HB_SCRIPT_HANIFI_ROHINGYA: `Rohg`, Since: 1.8.0 * @HB_SCRIPT_MAKASAR: `Maka`, Since: 1.8.0 * @HB_SCRIPT_MEDEFAIDRIN: `Medf`, Since: 1.8.0 * @HB_SCRIPT_OLD_SOGDIAN: `Sogo`, Since: 1.8.0 * @HB_SCRIPT_SOGDIAN: `Sogd`, Since: 1.8.0 * @HB_SCRIPT_ELYMAIC: `Elym`, Since: 2.4.0 * @HB_SCRIPT_NANDINAGARI: `Nand`, Since: 2.4.0 * @HB_SCRIPT_NYIAKENG_PUACHUE_HMONG: `Hmnp`, Since: 2.4.0 * @HB_SCRIPT_WANCHO: `Wcho`, Since: 2.4.0 * @HB_SCRIPT_CHORASMIAN: `Chrs`, Since: 2.6.7 * @HB_SCRIPT_DIVES_AKURU: `Diak`, Since: 2.6.7 * @HB_SCRIPT_KHITAN_SMALL_SCRIPT: `Kits`, Since: 2.6.7 * @HB_SCRIPT_YEZIDI: `Yezi`, Since: 2.6.7 * @HB_SCRIPT_CYPRO_MINOAN: `Cpmn`, Since: 3.0.0 * @HB_SCRIPT_OLD_UYGHUR: `Ougr`, Since: 3.0.0 * @HB_SCRIPT_TANGSA: `Tnsa`, Since: 3.0.0 * @HB_SCRIPT_TOTO: `Toto`, Since: 3.0.0 * @HB_SCRIPT_VITHKUQI: `Vith`, Since: 3.0.0 * @HB_SCRIPT_MATH: `Zmth`, Since: 3.4.0 * @HB_SCRIPT_KAWI: `Kawi`, Since: 5.2.0 * @HB_SCRIPT_NAG_MUNDARI: `Nagm`, Since: 5.2.0 * @HB_SCRIPT_INVALID: No script set * * Data type for scripts. Each #hb_script_t's value is an #hb_tag_t corresponding * to the four-letter values defined by [ISO 15924](https://unicode.org/iso15924/). * * See also the Script (sc) property of the Unicode Character Database. * **/ /* https://docs.google.com/spreadsheets/d/1Y90M0Ie3MUJ6UVCRDOypOtijlMDLNNyyLk36T6iMu0o */ hb_script_t; /* Script functions */ HB_EXTERN hb_script_t hb_script_from_iso15924_tag (hb_tag_t tag); HB_EXTERN hb_script_t hb_script_from_string (const char *str, int len); HB_EXTERN hb_tag_t hb_script_to_iso15924_tag (hb_script_t script); HB_EXTERN hb_direction_t hb_script_get_horizontal_direction (hb_script_t script); /* User data */ /** * hb_user_data_key_t: * * Data structure for holding user-data keys. * **/ hb_user_data_key_t; /** * hb_destroy_func_t: * @user_data: the data to be destroyed * * A virtual method for destroy user-data callbacks. * */ hb_destroy_func_t; /* Font features and variations. */ /** * HB_FEATURE_GLOBAL_START: * * Special setting for #hb_feature_t.start to apply the feature from the start * of the buffer. * * Since: 2.0.0 */ #define HB_FEATURE_GLOBAL_START … /** * HB_FEATURE_GLOBAL_END: * * Special setting for #hb_feature_t.end to apply the feature from to the end * of the buffer. * * Since: 2.0.0 */ #define HB_FEATURE_GLOBAL_END … /** * hb_feature_t: * @tag: The #hb_tag_t tag of the feature * @value: The value of the feature. 0 disables the feature, non-zero (usually * 1) enables the feature. For features implemented as lookup type 3 (like * 'salt') the @value is a one based index into the alternates. * @start: the cluster to start applying this feature setting (inclusive). * @end: the cluster to end applying this feature setting (exclusive). * * The #hb_feature_t is the structure that holds information about requested * feature application. The feature will be applied with the given value to all * glyphs which are in clusters between @start (inclusive) and @end (exclusive). * Setting start to #HB_FEATURE_GLOBAL_START and end to #HB_FEATURE_GLOBAL_END * specifies that the feature always applies to the entire buffer. */ hb_feature_t; HB_EXTERN hb_bool_t hb_feature_from_string (const char *str, int len, hb_feature_t *feature); HB_EXTERN void hb_feature_to_string (hb_feature_t *feature, char *buf, unsigned int size); /** * hb_variation_t: * @tag: The #hb_tag_t tag of the variation-axis name * @value: The value of the variation axis * * Data type for holding variation data. Registered OpenType * variation-axis tags are listed in * [OpenType Axis Tag Registry](https://docs.microsoft.com/en-us/typography/opentype/spec/dvaraxisreg). * * Since: 1.4.2 */ hb_variation_t; HB_EXTERN hb_bool_t hb_variation_from_string (const char *str, int len, hb_variation_t *variation); HB_EXTERN void hb_variation_to_string (hb_variation_t *variation, char *buf, unsigned int size); /** * hb_color_t: * * Data type for holding color values. Colors are eight bits per * channel RGB plus alpha transparency. * * Since: 2.1.0 */ hb_color_t; /** * HB_COLOR: * @b: blue channel value * @g: green channel value * @r: red channel value * @a: alpha channel value * * Constructs an #hb_color_t from four integers. * * Since: 2.1.0 */ #define HB_COLOR(b,g,r,a) … HB_EXTERN uint8_t hb_color_get_alpha (hb_color_t color); #define hb_color_get_alpha(color) … HB_EXTERN uint8_t hb_color_get_red (hb_color_t color); #define hb_color_get_red(color) … HB_EXTERN uint8_t hb_color_get_green (hb_color_t color); #define hb_color_get_green(color) … HB_EXTERN uint8_t hb_color_get_blue (hb_color_t color); #define hb_color_get_blue(color) … /** * hb_glyph_extents_t: * @x_bearing: Distance from the x-origin to the left extremum of the glyph. * @y_bearing: Distance from the top extremum of the glyph to the y-origin. * @width: Distance from the left extremum of the glyph to the right extremum. * @height: Distance from the top extremum of the glyph to the bottom extremum. * * Glyph extent values, measured in font units. * * Note that @height is negative, in coordinate systems that grow up. **/ hb_glyph_extents_t; /** * hb_font_t: * * Data type for holding fonts. * */ hb_font_t; HB_END_DECLS #endif /* HB_COMMON_H */
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