hb-common.h revision 1132a7dd0ecf1c425078e39e5471330bace42659
164aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod/* 22409d5f8d7dd8b535ce5ea29e933f7db27d33793Behdad Esfahbod * Copyright © 2007,2008,2009 Red Hat, Inc. 3cad3821f3d5b68d490b0728bd37bd57428ec809cBehdad Esfahbod * Copyright © 2011,2012 Google, Inc. 464aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * 5c755cb3e3ac55156d0d2ec05adea7a650b97cc41Behdad Esfahbod * This is part of HarfBuzz, a text shaping library. 664aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * 764aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * Permission is hereby granted, without written agreement and without 864aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * license or royalty fees, to use, copy, modify, and distribute this 964aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * software and its documentation for any purpose, provided that the 1064aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * above copyright notice and the following two paragraphs appear in 1164aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * all copies of this software. 1264aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * 1364aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR 1464aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES 1564aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN 1664aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH 1764aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * DAMAGE. 1864aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * 1964aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, 2064aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 2164aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS 2264aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO 2364aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. 2464aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * 2564aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod * Red Hat Author(s): Behdad Esfahbod 262409d5f8d7dd8b535ce5ea29e933f7db27d33793Behdad Esfahbod * Google Author(s): Behdad Esfahbod 2764aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod */ 2864aef3a54999496fd1de4f5aa5b019e4c03b3836Behdad Esfahbod 29d1c9eb458c843215da8df84b596bfae51fee135bBehdad Esfahbod#ifndef HB_H_IN 30d1c9eb458c843215da8df84b596bfae51fee135bBehdad Esfahbod#error "Include <hb.h> instead." 31d1c9eb458c843215da8df84b596bfae51fee135bBehdad Esfahbod#endif 32d1c9eb458c843215da8df84b596bfae51fee135bBehdad Esfahbod 338dd1c8b8d6797d899d0f5b0a8015886bf6520ca2Behdad Esfahbod#ifndef HB_COMMON_H 348dd1c8b8d6797d899d0f5b0a8015886bf6520ca2Behdad Esfahbod#define HB_COMMON_H 358dd1c8b8d6797d899d0f5b0a8015886bf6520ca2Behdad Esfahbod 365c5bc96216c9ad58243eb3ed27b253e237f08ebeBehdad Esfahbod#ifndef HB_BEGIN_DECLS 37acdba3f90b232fc12fcb200dca2584481b339118Behdad Esfahbod# ifdef __cplusplus 38acdba3f90b232fc12fcb200dca2584481b339118Behdad Esfahbod# define HB_BEGIN_DECLS extern "C" { 39acdba3f90b232fc12fcb200dca2584481b339118Behdad Esfahbod# define HB_END_DECLS } 40acdba3f90b232fc12fcb200dca2584481b339118Behdad Esfahbod# else /* !__cplusplus */ 41acdba3f90b232fc12fcb200dca2584481b339118Behdad Esfahbod# define HB_BEGIN_DECLS 42acdba3f90b232fc12fcb200dca2584481b339118Behdad Esfahbod# define HB_END_DECLS 43acdba3f90b232fc12fcb200dca2584481b339118Behdad Esfahbod# endif /* !__cplusplus */ 445c5bc96216c9ad58243eb3ed27b253e237f08ebeBehdad Esfahbod#endif 45acdba3f90b232fc12fcb200dca2584481b339118Behdad Esfahbod 46902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbod#if !defined (HB_DONT_DEFINE_STDINT) 47acdba3f90b232fc12fcb200dca2584481b339118Behdad Esfahbod 48902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbod#if defined (_SVR4) || defined (SVR4) || defined (__OpenBSD__) || \ 49902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbod defined (_sgi) || defined (__sun) || defined (sun) || \ 50902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbod defined (__digital__) || defined (__HP_cc) 51902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbod# include <inttypes.h> 52902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbod#elif defined (_AIX) 53902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbod# include <sys/inttypes.h> 54902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbod/* VS 2010 (_MSC_VER 1600) has stdint.h */ 55902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbod#elif defined (_MSC_VER) && _MSC_VER < 1600 56902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbodtypedef __int8 int8_t; 57902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbodtypedef unsigned __int8 uint8_t; 58902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbodtypedef __int16 int16_t; 59902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbodtypedef unsigned __int16 uint16_t; 60902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbodtypedef __int32 int32_t; 61902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbodtypedef unsigned __int32 uint32_t; 62902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbodtypedef __int64 int64_t; 63902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbodtypedef unsigned __int64 uint64_t; 64cc4c096a7e08ae96b3030fe27f871ce5b797f370Behdad Esfahbod#else 65902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbod# include <stdint.h> 66cc4c096a7e08ae96b3030fe27f871ce5b797f370Behdad Esfahbod#endif 678dd1c8b8d6797d899d0f5b0a8015886bf6520ca2Behdad Esfahbod 68902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbod#endif 69902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbod 7037191ede7583fdb864db32a8f4d90956657926c7Behdad EsfahbodHB_BEGIN_DECLS 7137191ede7583fdb864db32a8f4d90956657926c7Behdad Esfahbod 72902ab866f2d2edc3a71c1203065e6ddf49e5b431Behdad Esfahbod 73590d55cbb9e21ef74dfd88eee51fd0a763958cd2Behdad Esfahbodtypedef int hb_bool_t; 74590d55cbb9e21ef74dfd88eee51fd0a763958cd2Behdad Esfahbod 758e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbodtypedef uint32_t hb_codepoint_t; 768e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbodtypedef int32_t hb_position_t; 778e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbodtypedef uint32_t hb_mask_t; 788e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod 798e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbodtypedef union _hb_var_int_t { 808e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod uint32_t u32; 818e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod int32_t i32; 828e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod uint16_t u16[2]; 838e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod int16_t i16[2]; 848e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod uint8_t u8[4]; 858e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod int8_t i8[4]; 868e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod} hb_var_int_t; 878e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod 888e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod 898e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod/* hb_tag_t */ 908e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod 91590d55cbb9e21ef74dfd88eee51fd0a763958cd2Behdad Esfahbodtypedef uint32_t hb_tag_t; 928e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod 93133eeba6a32769ec1a7520e7c8a0d2eb1ad986f8Behdad Esfahbod#define HB_TAG(c1,c2,c3,c4) ((hb_tag_t)((((uint8_t)(c1))<<24)|(((uint8_t)(c2))<<16)|(((uint8_t)(c3))<<8)|((uint8_t)(c4)))) 94d3b30be378c1dec0259a626d9a408bb9ca1b71acBehdad Esfahbod#define HB_UNTAG(tag) ((uint8_t)((tag)>>24)), ((uint8_t)((tag)>>16)), ((uint8_t)((tag)>>8)), ((uint8_t)(tag)) 954188096a7722f09ffa9319986c0286071da10a27Behdad Esfahbod 960ead481a5a8623103565fd7d924666e7342278ddBehdad Esfahbod#define HB_TAG_NONE HB_TAG(0,0,0,0) 977691a154e50f8c8c77bbd94787686262955bf5d4Jonathan Kew#define HB_TAG_MAX HB_TAG(0xff,0xff,0xff,0xff) 981132a7dd0ecf1c425078e39e5471330bace42659Behdad Esfahbod#define HB_TAG_MAX_SIGNED HB_TAG(0x7f,0xff,0xff,0xff) 99590d55cbb9e21ef74dfd88eee51fd0a763958cd2Behdad Esfahbod 100e30ebd2794b37bd8ec716a258d5cb017fb1dfadcBehdad Esfahbod/* len=-1 means str is NUL-terminated. */ 10106b192c458010c847362d809673209c87ea29949Behdad Esfahbodhb_tag_t 10206b192c458010c847362d809673209c87ea29949Behdad Esfahbodhb_tag_from_string (const char *str, int len); 10383f34677bcbc6bb194940407b0fcb23575650e3dBehdad Esfahbod 104e30ebd2794b37bd8ec716a258d5cb017fb1dfadcBehdad Esfahbod/* buf should have 4 bytes. */ 105e30ebd2794b37bd8ec716a258d5cb017fb1dfadcBehdad Esfahbodvoid 106e30ebd2794b37bd8ec716a258d5cb017fb1dfadcBehdad Esfahbodhb_tag_to_string (hb_tag_t tag, char *buf); 107e30ebd2794b37bd8ec716a258d5cb017fb1dfadcBehdad Esfahbod 10883f34677bcbc6bb194940407b0fcb23575650e3dBehdad Esfahbod 1098e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod/* hb_direction_t */ 1100090dc0f67b553d2f6eaaedc289c0956ade09ef6Behdad Esfahbod 1115e88aa66822ba64324b4428c9ffbe06a43b4f310Behdad Esfahbodtypedef enum { 1124bf90f648313e35d21b427a956aa1fe762bae757Behdad Esfahbod HB_DIRECTION_INVALID = 0, 1134bf90f648313e35d21b427a956aa1fe762bae757Behdad Esfahbod HB_DIRECTION_LTR = 4, 114ff44f88df2c46920f3ec2384ef321a4c7bb0f6efBehdad Esfahbod HB_DIRECTION_RTL, 115ff44f88df2c46920f3ec2384ef321a4c7bb0f6efBehdad Esfahbod HB_DIRECTION_TTB, 116ff44f88df2c46920f3ec2384ef321a4c7bb0f6efBehdad Esfahbod HB_DIRECTION_BTT 117ff44f88df2c46920f3ec2384ef321a4c7bb0f6efBehdad Esfahbod} hb_direction_t; 118ff44f88df2c46920f3ec2384ef321a4c7bb0f6efBehdad Esfahbod 1194bf90f648313e35d21b427a956aa1fe762bae757Behdad Esfahbod/* len=-1 means str is NUL-terminated */ 12039a840ae65327b173e6eb1bb291e235a8305d7a1Behdad Esfahbodhb_direction_t 1214c9fe88d30036340fe592bcbc375049b84602b8bBehdad Esfahbodhb_direction_from_string (const char *str, int len); 12239a840ae65327b173e6eb1bb291e235a8305d7a1Behdad Esfahbod 12339a840ae65327b173e6eb1bb291e235a8305d7a1Behdad Esfahbodconst char * 12439a840ae65327b173e6eb1bb291e235a8305d7a1Behdad Esfahbodhb_direction_to_string (hb_direction_t direction); 12539a840ae65327b173e6eb1bb291e235a8305d7a1Behdad Esfahbod 1264bf90f648313e35d21b427a956aa1fe762bae757Behdad Esfahbod#define HB_DIRECTION_IS_HORIZONTAL(dir) ((((unsigned int) (dir)) & ~1U) == 4) 1274bf90f648313e35d21b427a956aa1fe762bae757Behdad Esfahbod#define HB_DIRECTION_IS_VERTICAL(dir) ((((unsigned int) (dir)) & ~1U) == 6) 1284bf90f648313e35d21b427a956aa1fe762bae757Behdad Esfahbod#define HB_DIRECTION_IS_FORWARD(dir) ((((unsigned int) (dir)) & ~2U) == 4) 1294bf90f648313e35d21b427a956aa1fe762bae757Behdad Esfahbod#define HB_DIRECTION_IS_BACKWARD(dir) ((((unsigned int) (dir)) & ~2U) == 5) 130fe28b997fbbeb2cfeab62ac453993ccffe3e6719Behdad Esfahbod#define HB_DIRECTION_IS_VALID(dir) ((((unsigned int) (dir)) & ~3U) == 4) 13138a83019e6a7f4aa47662fd557344f62ae001abeBehdad Esfahbod#define HB_DIRECTION_REVERSE(dir) ((hb_direction_t) (((unsigned int) (dir)) ^ 1)) /* Direction must be valid */ 132ff44f88df2c46920f3ec2384ef321a4c7bb0f6efBehdad Esfahbod 133ff44f88df2c46920f3ec2384ef321a4c7bb0f6efBehdad Esfahbod 1348e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod/* hb_language_t */ 1358e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod 136cd361c3cbe4a288e3019b9a029f44e4c5f24436cBehdad Esfahbodtypedef const struct hb_language_impl_t *hb_language_t; 1378e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod 1384bf90f648313e35d21b427a956aa1fe762bae757Behdad Esfahbod/* len=-1 means str is NUL-terminated */ 1398e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbodhb_language_t 1404c9fe88d30036340fe592bcbc375049b84602b8bBehdad Esfahbodhb_language_from_string (const char *str, int len); 1418e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbod 1428e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbodconst char * 1438e4bb3cacc269ed32187aaaeaa166c64f41a0418Behdad Esfahbodhb_language_to_string (hb_language_t language); 1446cb8c3493019e1497921666fc268cb81943f9f1fBehdad Esfahbod 1451a64f6e19a4b483e278c85e4941107be2f71b0a4Behdad Esfahbod#define HB_LANGUAGE_INVALID ((hb_language_t) NULL) 1461a64f6e19a4b483e278c85e4941107be2f71b0a4Behdad Esfahbod 14734fb5521a5fbb6b95ceff4bbac42a62628bc9f31Behdad Esfahbodhb_language_t 14834fb5521a5fbb6b95ceff4bbac42a62628bc9f31Behdad Esfahbodhb_language_get_default (void); 14934fb5521a5fbb6b95ceff4bbac42a62628bc9f31Behdad Esfahbod 1506cb8c3493019e1497921666fc268cb81943f9f1fBehdad Esfahbod 15100bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbod/* hb_script_t */ 15200bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbod 153d02985ec5a24c659a0a133cc6bc103f1d76bcb29Behdad Esfahbod/* http://unicode.org/iso15924/ */ 154fa2673c1ee954ddbbfbfca7cced7b839d7776fc0Behdad Esfahbod/* http://goo.gl/x9ilM */ 15521fdcee00125b6e1c09f0bed3064d16ccd3a7a5dBehdad Esfahbod/* Unicode Character Database property: Script (sc) */ 1565e88aa66822ba64324b4428c9ffbe06a43b4f310Behdad Esfahbodtypedef enum 15762879eebd9965179af8602ba29ac0a64a739b757Behdad Esfahbod{ 15854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_COMMON = HB_TAG ('Z','y','y','y'), 15954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_INHERITED = HB_TAG ('Z','i','n','h'), 16054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.0*/ HB_SCRIPT_UNKNOWN = HB_TAG ('Z','z','z','z'), 16154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 16254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_ARABIC = HB_TAG ('A','r','a','b'), 16354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_ARMENIAN = HB_TAG ('A','r','m','n'), 16454e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_BENGALI = HB_TAG ('B','e','n','g'), 16554e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_CYRILLIC = HB_TAG ('C','y','r','l'), 16654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_DEVANAGARI = HB_TAG ('D','e','v','a'), 16754e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_GEORGIAN = HB_TAG ('G','e','o','r'), 16854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_GREEK = HB_TAG ('G','r','e','k'), 16954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_GUJARATI = HB_TAG ('G','u','j','r'), 17054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_GURMUKHI = HB_TAG ('G','u','r','u'), 17154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_HANGUL = HB_TAG ('H','a','n','g'), 17254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_HAN = HB_TAG ('H','a','n','i'), 17354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_HEBREW = HB_TAG ('H','e','b','r'), 17454e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_HIRAGANA = HB_TAG ('H','i','r','a'), 17554e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_KANNADA = HB_TAG ('K','n','d','a'), 17654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_KATAKANA = HB_TAG ('K','a','n','a'), 17754e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_LAO = HB_TAG ('L','a','o','o'), 17854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_LATIN = HB_TAG ('L','a','t','n'), 17954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_MALAYALAM = HB_TAG ('M','l','y','m'), 18054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_ORIYA = HB_TAG ('O','r','y','a'), 18154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_TAMIL = HB_TAG ('T','a','m','l'), 18254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_TELUGU = HB_TAG ('T','e','l','u'), 18354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*1.1*/ HB_SCRIPT_THAI = HB_TAG ('T','h','a','i'), 18454e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 18554e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*2.0*/ HB_SCRIPT_TIBETAN = HB_TAG ('T','i','b','t'), 18654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 18754e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_BOPOMOFO = HB_TAG ('B','o','p','o'), 18854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_BRAILLE = HB_TAG ('B','r','a','i'), 18954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_CANADIAN_SYLLABICS = HB_TAG ('C','a','n','s'), 19054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_CHEROKEE = HB_TAG ('C','h','e','r'), 19154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_ETHIOPIC = HB_TAG ('E','t','h','i'), 19254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_KHMER = HB_TAG ('K','h','m','r'), 19354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_MONGOLIAN = HB_TAG ('M','o','n','g'), 19454e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_MYANMAR = HB_TAG ('M','y','m','r'), 19554e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_OGHAM = HB_TAG ('O','g','a','m'), 19654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_RUNIC = HB_TAG ('R','u','n','r'), 19754e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_SINHALA = HB_TAG ('S','i','n','h'), 19854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_SYRIAC = HB_TAG ('S','y','r','c'), 19954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_THAANA = HB_TAG ('T','h','a','a'), 20054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.0*/ HB_SCRIPT_YI = HB_TAG ('Y','i','i','i'), 20154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 20254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.1*/ HB_SCRIPT_DESERET = HB_TAG ('D','s','r','t'), 20354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.1*/ HB_SCRIPT_GOTHIC = HB_TAG ('G','o','t','h'), 20454e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.1*/ HB_SCRIPT_OLD_ITALIC = HB_TAG ('I','t','a','l'), 20554e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 20654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.2*/ HB_SCRIPT_BUHID = HB_TAG ('B','u','h','d'), 20754e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.2*/ HB_SCRIPT_HANUNOO = HB_TAG ('H','a','n','o'), 20854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.2*/ HB_SCRIPT_TAGALOG = HB_TAG ('T','g','l','g'), 20954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*3.2*/ HB_SCRIPT_TAGBANWA = HB_TAG ('T','a','g','b'), 21054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 21154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.0*/ HB_SCRIPT_CYPRIOT = HB_TAG ('C','p','r','t'), 21254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.0*/ HB_SCRIPT_LIMBU = HB_TAG ('L','i','m','b'), 21354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.0*/ HB_SCRIPT_LINEAR_B = HB_TAG ('L','i','n','b'), 21454e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.0*/ HB_SCRIPT_OSMANYA = HB_TAG ('O','s','m','a'), 21554e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.0*/ HB_SCRIPT_SHAVIAN = HB_TAG ('S','h','a','w'), 21654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.0*/ HB_SCRIPT_TAI_LE = HB_TAG ('T','a','l','e'), 21754e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.0*/ HB_SCRIPT_UGARITIC = HB_TAG ('U','g','a','r'), 21854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 21954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.1*/ HB_SCRIPT_BUGINESE = HB_TAG ('B','u','g','i'), 22054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.1*/ HB_SCRIPT_COPTIC = HB_TAG ('C','o','p','t'), 22154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.1*/ HB_SCRIPT_GLAGOLITIC = HB_TAG ('G','l','a','g'), 22254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.1*/ HB_SCRIPT_KHAROSHTHI = HB_TAG ('K','h','a','r'), 22354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.1*/ HB_SCRIPT_NEW_TAI_LUE = HB_TAG ('T','a','l','u'), 22454e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.1*/ HB_SCRIPT_OLD_PERSIAN = HB_TAG ('X','p','e','o'), 22554e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.1*/ HB_SCRIPT_SYLOTI_NAGRI = HB_TAG ('S','y','l','o'), 22654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*4.1*/ HB_SCRIPT_TIFINAGH = HB_TAG ('T','f','n','g'), 22754e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 22854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.0*/ HB_SCRIPT_BALINESE = HB_TAG ('B','a','l','i'), 22954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.0*/ HB_SCRIPT_CUNEIFORM = HB_TAG ('X','s','u','x'), 23054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.0*/ HB_SCRIPT_NKO = HB_TAG ('N','k','o','o'), 23154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.0*/ HB_SCRIPT_PHAGS_PA = HB_TAG ('P','h','a','g'), 23254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.0*/ HB_SCRIPT_PHOENICIAN = HB_TAG ('P','h','n','x'), 23354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 23454e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.1*/ HB_SCRIPT_CARIAN = HB_TAG ('C','a','r','i'), 23554e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.1*/ HB_SCRIPT_CHAM = HB_TAG ('C','h','a','m'), 23654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.1*/ HB_SCRIPT_KAYAH_LI = HB_TAG ('K','a','l','i'), 23754e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.1*/ HB_SCRIPT_LEPCHA = HB_TAG ('L','e','p','c'), 23854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.1*/ HB_SCRIPT_LYCIAN = HB_TAG ('L','y','c','i'), 23954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.1*/ HB_SCRIPT_LYDIAN = HB_TAG ('L','y','d','i'), 24054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.1*/ HB_SCRIPT_OL_CHIKI = HB_TAG ('O','l','c','k'), 24154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.1*/ HB_SCRIPT_REJANG = HB_TAG ('R','j','n','g'), 24254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.1*/ HB_SCRIPT_SAURASHTRA = HB_TAG ('S','a','u','r'), 24354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.1*/ HB_SCRIPT_SUNDANESE = HB_TAG ('S','u','n','d'), 24454e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.1*/ HB_SCRIPT_VAI = HB_TAG ('V','a','i','i'), 24554e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 24654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_AVESTAN = HB_TAG ('A','v','s','t'), 24754e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_BAMUM = HB_TAG ('B','a','m','u'), 24854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_EGYPTIAN_HIEROGLYPHS = HB_TAG ('E','g','y','p'), 24954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_IMPERIAL_ARAMAIC = HB_TAG ('A','r','m','i'), 25054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_INSCRIPTIONAL_PAHLAVI = HB_TAG ('P','h','l','i'), 25154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_INSCRIPTIONAL_PARTHIAN = HB_TAG ('P','r','t','i'), 25254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_JAVANESE = HB_TAG ('J','a','v','a'), 25354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_KAITHI = HB_TAG ('K','t','h','i'), 25454e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_LISU = HB_TAG ('L','i','s','u'), 25554e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_MEETEI_MAYEK = HB_TAG ('M','t','e','i'), 25654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_OLD_SOUTH_ARABIAN = HB_TAG ('S','a','r','b'), 25754e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_OLD_TURKIC = HB_TAG ('O','r','k','h'), 25854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_SAMARITAN = HB_TAG ('S','a','m','r'), 25954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_TAI_THAM = HB_TAG ('L','a','n','a'), 26054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*5.2*/ HB_SCRIPT_TAI_VIET = HB_TAG ('T','a','v','t'), 26154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 26254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*6.0*/ HB_SCRIPT_BATAK = HB_TAG ('B','a','t','k'), 26354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*6.0*/ HB_SCRIPT_BRAHMI = HB_TAG ('B','r','a','h'), 26454e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*6.0*/ HB_SCRIPT_MANDAIC = HB_TAG ('M','a','n','d'), 26554e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 26654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*6.1*/ HB_SCRIPT_CHAKMA = HB_TAG ('C','a','k','m'), 26754e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*6.1*/ HB_SCRIPT_MEROITIC_CURSIVE = HB_TAG ('M','e','r','c'), 26854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*6.1*/ HB_SCRIPT_MEROITIC_HIEROGLYPHS = HB_TAG ('M','e','r','o'), 26954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*6.1*/ HB_SCRIPT_MIAO = HB_TAG ('P','l','r','d'), 27054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*6.1*/ HB_SCRIPT_SHARADA = HB_TAG ('S','h','r','d'), 27154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*6.1*/ HB_SCRIPT_SORA_SOMPENG = HB_TAG ('S','o','r','a'), 27254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*6.1*/ HB_SCRIPT_TAKRI = HB_TAG ('T','a','k','r'), 27354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 27454e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_BASSA_VAH = HB_TAG ('B','a','s','s'), 27554e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_CAUCASIAN_ALBANIAN = HB_TAG ('A','g','h','b'), 27654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_DUPLOYAN = HB_TAG ('D','u','p','l'), 27754e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_ELBASAN = HB_TAG ('E','l','b','a'), 27854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_GRANTHA = HB_TAG ('G','r','a','n'), 27954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_KHOJKI = HB_TAG ('K','h','o','j'), 28054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_KHUDAWADI = HB_TAG ('S','i','n','d'), 28154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_LINEAR_A = HB_TAG ('L','i','n','a'), 28254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_MAHAJANI = HB_TAG ('M','a','h','j'), 28354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_MANICHAEAN = HB_TAG ('M','a','n','i'), 28454e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_MENDE_KIKAKUI = HB_TAG ('M','e','n','d'), 285dc61294aa93d36d0c5d187d4a692560a7cb46444Behdad Esfahbod /*7.0*/ HB_SCRIPT_MODI = HB_TAG ('M','o','d','i'), 28654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_MRO = HB_TAG ('M','r','o','o'), 28754e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_NABATAEAN = HB_TAG ('N','b','a','t'), 28854e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_OLD_NORTH_ARABIAN = HB_TAG ('N','a','r','b'), 28954e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_OLD_PERMIC = HB_TAG ('P','e','r','m'), 29054e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_PAHAWH_HMONG = HB_TAG ('H','m','n','g'), 29154e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_PALMYRENE = HB_TAG ('P','a','l','m'), 292dc61294aa93d36d0c5d187d4a692560a7cb46444Behdad Esfahbod /*7.0*/ HB_SCRIPT_PAU_CIN_HAU = HB_TAG ('P','a','u','c'), 29354e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_PSALTER_PAHLAVI = HB_TAG ('P','h','l','p'), 294dc61294aa93d36d0c5d187d4a692560a7cb46444Behdad Esfahbod /*7.0*/ HB_SCRIPT_SIDDHAM = HB_TAG ('S','i','d','d'), 29554e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_TIRHUTA = HB_TAG ('T','i','r','h'), 29654e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod /*7.0*/ HB_SCRIPT_WARANG_CITI = HB_TAG ('W','a','r','a'), 29762587bfc5178a447ef66d88eab7412a7efe84692Behdad Esfahbod 29862587bfc5178a447ef66d88eab7412a7efe84692Behdad Esfahbod /* No script set. */ 2991132a7dd0ecf1c425078e39e5471330bace42659Behdad Esfahbod HB_SCRIPT_INVALID = HB_TAG_NONE, 3001132a7dd0ecf1c425078e39e5471330bace42659Behdad Esfahbod 3011132a7dd0ecf1c425078e39e5471330bace42659Behdad Esfahbod /* Dummy values to ensure any hb_tag_t value can be passed/stored as hb_script_t 3021132a7dd0ecf1c425078e39e5471330bace42659Behdad Esfahbod * without risking undefined behavior. Include both a signed and unsigned max, 3031132a7dd0ecf1c425078e39e5471330bace42659Behdad Esfahbod * since technically enums are int, and indeed, hb_script_t ends up being signed. 3041132a7dd0ecf1c425078e39e5471330bace42659Behdad Esfahbod * See this thread for technicalities: 3051132a7dd0ecf1c425078e39e5471330bace42659Behdad Esfahbod * 3061132a7dd0ecf1c425078e39e5471330bace42659Behdad Esfahbod * http://lists.freedesktop.org/archives/harfbuzz/2014-March/004150.html 3071132a7dd0ecf1c425078e39e5471330bace42659Behdad Esfahbod */ 3081132a7dd0ecf1c425078e39e5471330bace42659Behdad Esfahbod _HB_SCRIPT_MAX_VALUE = HB_TAG_MAX, /*< skip >*/ 3091132a7dd0ecf1c425078e39e5471330bace42659Behdad Esfahbod _HB_SCRIPT_MAX_VALUE_SIGNED = HB_TAG_MAX_SIGNED /*< skip >*/ 31062587bfc5178a447ef66d88eab7412a7efe84692Behdad Esfahbod 31162587bfc5178a447ef66d88eab7412a7efe84692Behdad Esfahbod} hb_script_t; 31254e6f6c588a164f7de62ff88b3eff4f25adb8f17Behdad Esfahbod 31300bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbod 31400bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbod/* Script functions */ 31500bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbod 31600bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbodhb_script_t 31700bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbodhb_script_from_iso15924_tag (hb_tag_t tag); 31800bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbod 31900bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbod/* suger for tag_from_string() then script_from_iso15924_tag */ 3204c9fe88d30036340fe592bcbc375049b84602b8bBehdad Esfahbod/* len=-1 means s is NUL-terminated */ 32100bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbodhb_script_t 3224c9fe88d30036340fe592bcbc375049b84602b8bBehdad Esfahbodhb_script_from_string (const char *s, int len); 32300bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbod 32400bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbodhb_tag_t 32500bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbodhb_script_to_iso15924_tag (hb_script_t script); 32600bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbod 32700bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbodhb_direction_t 32800bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbodhb_script_get_horizontal_direction (hb_script_t script); 32900bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbod 33000bec2c969555e76c3f84650a1d3c45308e585adBehdad Esfahbod 33129c67d3f70b081766a6c01353980f457f38aeb12Behdad Esfahbod/* User data */ 33229c67d3f70b081766a6c01353980f457f38aeb12Behdad Esfahbod 3331bc1cb3603167f5da309336f7018c8b0608ac104Behdad Esfahbodtypedef struct hb_user_data_key_t { 334c214cff55ce539d004d069a484dac3988953cb11Behdad Esfahbod /*< private >*/ 33529c67d3f70b081766a6c01353980f457f38aeb12Behdad Esfahbod char unused; 33629c67d3f70b081766a6c01353980f457f38aeb12Behdad Esfahbod} hb_user_data_key_t; 33729c67d3f70b081766a6c01353980f457f38aeb12Behdad Esfahbod 33829c67d3f70b081766a6c01353980f457f38aeb12Behdad Esfahbodtypedef void (*hb_destroy_func_t) (void *user_data); 33929c67d3f70b081766a6c01353980f457f38aeb12Behdad Esfahbod 34029c67d3f70b081766a6c01353980f457f38aeb12Behdad Esfahbod 341acdba3f90b232fc12fcb200dca2584481b339118Behdad EsfahbodHB_END_DECLS 342acdba3f90b232fc12fcb200dca2584481b339118Behdad Esfahbod 3438dd1c8b8d6797d899d0f5b0a8015886bf6520ca2Behdad Esfahbod#endif /* HB_COMMON_H */ 344