trAvis - MANAGER

Edit File: LETypes.h

/* * * (C) Copyright IBM Corp. and others 1998-2013 - All Rights Reserved * */ #ifndef __LETYPES_H #define __LETYPES_H #if !defined(LE_USE_CMEMORY) && (defined(U_LAYOUT_IMPLEMENTATION) || defined(U_LAYOUTEX_IMPLEMENTATION) || defined(U_STATIC_IMPLEMENTATION) || defined(U_COMBINED_IMPLEMENTATION)) #define LE_USE_CMEMORY #endif #include "unicode/utypes.h" #ifdef __cplusplus #include "unicode/uobject.h" #endif #ifdef LE_USE_CMEMORY #include "cmemory.h" #endif /*! * \file * \brief C API: Basic definitions for the ICU LayoutEngine */ /** * A type used for signed, 32-bit integers. * * @stable ICU 2.4 */ typedef int32_t le_int32; /** * A type used for unsigned, 32-bit integers. * * @stable ICU 2.4 */ typedef uint32_t le_uint32; /** * A type used for signed, 16-bit integers. * * @stable ICU 2.4 */ typedef int16_t le_int16; /** * A type used for unsigned, 16-bit integers. * * @stable ICU 2.4 */ typedef uint16_t le_uint16; /** * A type used for signed, 8-bit integers. * * @stable ICU 2.4 */ typedef int8_t le_int8; /** * A type used for unsigned, 8-bit integers. * * @stable ICU 2.4 */ typedef uint8_t le_uint8; /** * A type used for boolean values. * * @stable ICU 2.4 */ typedef UBool le_bool; #ifndef NULL /** * Used to represent empty pointers. * * @stable ICU 2.4 */ #define NULL 0 #endif /** * Used for four character tags. * * @stable ICU 2.4 */ typedef le_uint32 LETag; /** * Used for 16-bit glyph indices as they're represented * in TrueType font tables. * * @stable ICU 3.2 */ typedef le_uint16 TTGlyphID; /** * Used for glyph indices. The low-order 16 bits are * the glyph ID within the font. The next 8 bits are * the sub-font ID within a compound font. The high- * order 8 bits are client defined. The LayoutEngine * will never change or look at the client defined bits. * * @stable ICU 3.2 */ typedef le_uint32 LEGlyphID; /** * Used to mask off the glyph ID part of an LEGlyphID. * * @see LEGlyphID * @stable ICU 3.2 */ #define LE_GLYPH_MASK 0x0000FFFF /** * Used to shift the glyph ID part of an LEGlyphID * into the low-order bits. * * @see LEGlyphID * @stable ICU 3.2 */ #define LE_GLYPH_SHIFT 0 /** * Used to mask off the sub-font ID part of an LEGlyphID. * * @see LEGlyphID * @stable ICU 3.2 */ #define LE_SUB_FONT_MASK 0x00FF0000 /** * Used to shift the sub-font ID part of an LEGlyphID * into the low-order bits. * * @see LEGlyphID * @stable ICU 3.2 */ #define LE_SUB_FONT_SHIFT 16 /** * Used to mask off the client-defined part of an LEGlyphID. * * @see LEGlyphID * @stable ICU 3.2 */ #define LE_CLIENT_MASK 0xFF000000 /** * Used to shift the sub-font ID part of an LEGlyphID * into the low-order bits. * * @see LEGlyphID * @stable ICU 3.2 */ #define LE_CLIENT_SHIFT 24 /** * A convenience macro to get the Glyph ID part of an LEGlyphID. * * @see LEGlyphID * @stable ICU 3.2 */ #define LE_GET_GLYPH(gid) ((gid & LE_GLYPH_MASK) >> LE_GLYPH_SHIFT) /** * A convenience macro to get the sub-font ID part of an LEGlyphID. * * @see LEGlyphID * @stable ICU 3.2 */ #define LE_GET_SUB_FONT(gid) ((gid & LE_SUB_FONT_MASK) >> LE_SUB_FONT_SHIFT) /** * A convenience macro to get the client-defined part of an LEGlyphID. * * @see LEGlyphID * @stable ICU 3.2 */ #define LE_GET_CLIENT(gid) ((gid & LE_CLIENT_MASK) >> LE_CLIENT_SHIFT) /** * A convenience macro to set the Glyph ID part of an LEGlyphID. * * @see LEGlyphID * @stable ICU 3.2 */ #define LE_SET_GLYPH(gid, glyph) ((gid & ~LE_GLYPH_MASK) | ((glyph << LE_GLYPH_SHIFT) & LE_GLYPH_MASK)) /** * A convenience macro to set the sub-font ID part of an LEGlyphID. * * @see LEGlyphID * @stable ICU 3.2 */ #define LE_SET_SUB_FONT(gid, font) ((gid & ~LE_SUB_FONT_MASK) | ((font << LE_SUB_FONT_SHIFT) & LE_SUB_FONT_MASK)) /** * A convenience macro to set the client-defined part of an LEGlyphID. * * @see LEGlyphID * @stable ICU 3.2 */ #define LE_SET_CLIENT(gid, client) ((gid & ~LE_CLIENT_MASK) | ((client << LE_CLIENT_SHIFT) & LE_CLIENT_MASK)) /** * Used to represent 16-bit Unicode code points. * * @stable ICU 2.4 */ typedef UChar LEUnicode16; /** * Used to represent 32-bit Unicode code points. * * @stable ICU 2.4 */ typedef UChar32 LEUnicode32; #ifndef U_HIDE_DEPRECATED_API /** * Used to represent 16-bit Unicode code points. * * @deprecated since ICU 2.4. Use LEUnicode16 instead */ typedef UChar LEUnicode; #endif /* U_HIDE_DEPRECATED_API */ /** * Used to hold a pair of (x, y) values which represent a point. * * @stable ICU 2.4 */ struct LEPoint { /** * The x coordinate of the point. * * @stable ICU 2.4 */ float fX; /** * The y coordinate of the point. * * @stable ICU 2.4 */ float fY; }; #ifndef __cplusplus /** * Used to hold a pair of (x, y) values which represent a point. * * @stable ICU 2.4 */ typedef struct LEPoint LEPoint; #endif #ifndef U_HIDE_INTERNAL_API #ifndef LE_ASSERT_BAD_FONT #define LE_ASSERT_BAD_FONT 0 #endif #if LE_ASSERT_BAD_FONT #include <stdio.h> #define LE_DEBUG_BAD_FONT(x) fprintf(stderr,"%s:%d: BAD FONT: %s\n", __FILE__, __LINE__, (x)); #else #define LE_DEBUG_BAD_FONT(x) #endif /** * Max value representable by a uintptr */ #ifndef UINT32_MAX #define LE_UINT32_MAX 0xFFFFFFFFU #else #define LE_UINT32_MAX UINT32_MAX #endif #ifndef UINTPTR_MAX #define LE_UINTPTR_MAX LE_UINT32_MAX #else #define LE_UINTPTR_MAX UINTPTR_MAX #endif /** * Range check for overflow */ #define LE_RANGE_CHECK(type, count, ptrfn) (( (LE_UINTPTR_MAX / sizeof(type)) < count ) ? NULL : (ptrfn)) /** * A convenience macro to get the length of an array. * * @internal */ #define LE_ARRAY_SIZE(array) (sizeof array / sizeof array[0]) #ifdef LE_USE_CMEMORY /** * A convenience macro for copying an array. * * @internal */ #define LE_ARRAY_COPY(dst, src, count) uprv_memcpy((void *) (dst), (void *) (src), (count) * sizeof (src)[0]) /** * Allocate an array of basic types. This is used to isolate the rest of * the LayoutEngine code from cmemory.h. * * @internal */ #define LE_NEW_ARRAY(type, count) (type *) LE_RANGE_CHECK(type,count,uprv_malloc((count) * sizeof(type))) /** * Re-allocate an array of basic types. This is used to isolate the rest of * the LayoutEngine code from cmemory.h. * * @internal */ #define LE_GROW_ARRAY(array, newSize) uprv_realloc((void *) (array), (newSize) * sizeof (array)[0]) /** * Free an array of basic types. This is used to isolate the rest of * the LayoutEngine code from cmemory.h. * * @internal */ #define LE_DELETE_ARRAY(array) uprv_free((void *) (array)) #else /* Not using ICU memory - use C std lib versions */ #include <stdlib.h> #include <string.h> /** * A convenience macro to get the length of an array. * * @internal */ #define LE_ARRAY_SIZE(array) (sizeof array / sizeof array[0]) /** * A convenience macro for copying an array. * * @internal */ #define LE_ARRAY_COPY(dst, src, count) memcpy((void *) (dst), (void *) (src), (count) * sizeof (src)[0]) /** * Allocate an array of basic types. This is used to isolate the rest of * the LayoutEngine code from cmemory.h. * * @internal */ #define LE_NEW_ARRAY(type, count) LE_RANGE_CHECK(type,count,(type *) malloc((count) * sizeof(type))) /** * Re-allocate an array of basic types. This is used to isolate the rest of * the LayoutEngine code from cmemory.h. * * @internal */ #define LE_GROW_ARRAY(array, newSize) realloc((void *) (array), (newSize) * sizeof (array)[0]) /** * Free an array of basic types. This is used to isolate the rest of * the LayoutEngine code from cmemory.h. * * @internal */ #define LE_DELETE_ARRAY(array) free((void *) (array)) #endif #endif /* U_HIDE_INTERNAL_API */ /** * A macro to construct the four-letter tags used to * label TrueType tables, and for script, language and * feature tags in OpenType tables. * * WARNING: THIS MACRO WILL ONLY WORK CORRECTLY IF * THE ARGUMENT CHARACTERS ARE ASCII. * * @stable ICU 3.2 */ #define LE_MAKE_TAG(a, b, c, d) \ (((le_uint32)(a) << 24) | \ ((le_uint32)(b) << 16) | \ ((le_uint32)(c) << 8) | \ (le_uint32)(d)) /** * This enumeration defines constants for the standard * TrueType, OpenType and AAT table tags. * * @stable ICU 3.2 */ enum LETableTags { LE_ACNT_TABLE_TAG = 0x61636E74UL, /**< 'acnt' */ LE_AVAR_TABLE_TAG = 0x61766172UL, /**< 'avar' */ LE_BASE_TABLE_TAG = 0x42415345UL, /**< 'BASE' */ LE_BDAT_TABLE_TAG = 0x62646174UL, /**< 'bdat' */ LE_BHED_TABLE_TAG = 0x62686564UL, /**< 'bhed' */ LE_BLOC_TABLE_TAG = 0x626C6F63UL, /**< 'bloc' */ LE_BSLN_TABLE_TAG = 0x62736C6EUL, /**< 'bsln' */ LE_CFF__TABLE_TAG = 0x43464620UL, /**< 'CFF ' */ LE_CMAP_TABLE_TAG = 0x636D6170UL, /**< 'cmap' */ LE_CVAR_TABLE_TAG = 0x63766172UL, /**< 'cvar' */ LE_CVT__TABLE_TAG = 0x63767420UL, /**< 'cvt ' */ LE_DSIG_TABLE_TAG = 0x44534947UL, /**< 'DSIG' */ LE_EBDT_TABLE_TAG = 0x45424454UL, /**< 'EBDT' */ LE_EBLC_TABLE_TAG = 0x45424C43UL, /**< 'EBLC' */ LE_EBSC_TABLE_TAG = 0x45425343UL, /**< 'EBSC' */ LE_FDSC_TABLE_TAG = 0x66647363UL, /**< 'fdsc' */ LE_FEAT_TABLE_TAG = 0x66656174UL, /**< 'feat' */ LE_FMTX_TABLE_TAG = 0x666D7478UL, /**< 'fmtx' */ LE_FPGM_TABLE_TAG = 0x6670676DUL, /**< 'fpgm' */ LE_FVAR_TABLE_TAG = 0x66766172UL, /**< 'fvar' */ LE_GASP_TABLE_TAG = 0x67617370UL, /**< 'gasp' */ LE_GDEF_TABLE_TAG = 0x47444546UL, /**< 'GDEF' */ LE_GLYF_TABLE_TAG = 0x676C7966UL, /**< 'glyf' */ LE_GPOS_TABLE_TAG = 0x47504F53UL, /**< 'GPOS' */ LE_GSUB_TABLE_TAG = 0x47535542UL, /**< 'GSUB' */ LE_GVAR_TABLE_TAG = 0x67766172UL, /**< 'gvar' */ LE_HDMX_TABLE_TAG = 0x68646D78UL, /**< 'hdmx' */ LE_HEAD_TABLE_TAG = 0x68656164UL, /**< 'head' */ LE_HHEA_TABLE_TAG = 0x68686561UL, /**< 'hhea' */ LE_HMTX_TABLE_TAG = 0x686D7478UL, /**< 'hmtx' */ LE_HSTY_TABLE_TAG = 0x68737479UL, /**< 'hsty' */ LE_JUST_TABLE_TAG = 0x6A757374UL, /**< 'just' */ LE_JSTF_TABLE_TAG = 0x4A535446UL, /**< 'JSTF' */ LE_KERN_TABLE_TAG = 0x6B65726EUL, /**< 'kern' */ LE_LCAR_TABLE_TAG = 0x6C636172UL, /**< 'lcar' */ LE_LOCA_TABLE_TAG = 0x6C6F6361UL, /**< 'loca' */ LE_LTSH_TABLE_TAG = 0x4C545348UL, /**< 'LTSH' */ LE_MAXP_TABLE_TAG = 0x6D617870UL, /**< 'maxp' */ LE_MORT_TABLE_TAG = 0x6D6F7274UL, /**< 'mort' */ LE_MORX_TABLE_TAG = 0x6D6F7278UL, /**< 'morx' */ LE_NAME_TABLE_TAG = 0x6E616D65UL, /**< 'name' */ LE_OPBD_TABLE_TAG = 0x6F706264UL, /**< 'opbd' */ LE_OS_2_TABLE_TAG = 0x4F532F32UL, /**< 'OS/2' */ LE_PCLT_TABLE_TAG = 0x50434C54UL, /**< 'PCLT' */ LE_POST_TABLE_TAG = 0x706F7374UL, /**< 'post' */ LE_PREP_TABLE_TAG = 0x70726570UL, /**< 'prep' */ LE_PROP_TABLE_TAG = 0x70726F70UL, /**< 'prop' */ LE_TRAK_TABLE_TAG = 0x7472616BUL, /**< 'trak' */ LE_VDMX_TABLE_TAG = 0x56444D58UL, /**< 'VDMX' */ LE_VHEA_TABLE_TAG = 0x76686561UL, /**< 'vhea' */ LE_VMTX_TABLE_TAG = 0x766D7478UL, /**< 'vmtx' */ LE_VORG_TABLE_TAG = 0x564F5247UL, /**< 'VORG' */ LE_ZAPF_TABLE_TAG = 0x5A617066UL /**< 'Zapf' */ }; /** * This enumeration defines constants for all * the common OpenType feature tags. * * @stable ICU 3.2 */ enum LEFeatureTags { LE_AALT_FEATURE_TAG = 0x61616C74UL, /**< 'aalt' */ LE_ABVF_FEATURE_TAG = 0x61627666UL, /**< 'abvf' */ LE_ABVM_FEATURE_TAG = 0x6162766DUL, /**< 'abvm' */ LE_ABVS_FEATURE_TAG = 0x61627673UL, /**< 'abvs' */ LE_AFRC_FEATURE_TAG = 0x61667263UL, /**< 'afrc' */ LE_AKHN_FEATURE_TAG = 0x616B686EUL, /**< 'akhn' */ LE_BLWF_FEATURE_TAG = 0x626C7766UL, /**< 'blwf' */ LE_BLWM_FEATURE_TAG = 0x626C776DUL, /**< 'blwm' */ LE_BLWS_FEATURE_TAG = 0x626C7773UL, /**< 'blws' */ LE_CALT_FEATURE_TAG = 0x63616C74UL, /**< 'calt' */ LE_CASE_FEATURE_TAG = 0x63617365UL, /**< 'case' */ LE_CCMP_FEATURE_TAG = 0x63636D70UL, /**< 'ccmp' */ LE_CJCT_FEATURE_TAG = 0x636A6374UL, /**< 'cjct' */ LE_CLIG_FEATURE_TAG = 0x636C6967UL, /**< 'clig' */ LE_CPSP_FEATURE_TAG = 0x63707370UL, /**< 'cpsp' */ LE_CSWH_FEATURE_TAG = 0x63737768UL, /**< 'cswh' */ LE_CURS_FEATURE_TAG = 0x63757273UL, /**< 'curs' */ LE_C2SC_FEATURE_TAG = 0x63327363UL, /**< 'c2sc' */ LE_C2PC_FEATURE_TAG = 0x63327063UL, /**< 'c2pc' */ LE_DIST_FEATURE_TAG = 0x64697374UL, /**< 'dist' */ LE_DLIG_FEATURE_TAG = 0x646C6967UL, /**< 'dlig' */ LE_DNOM_FEATURE_TAG = 0x646E6F6DUL, /**< 'dnom' */ LE_EXPT_FEATURE_TAG = 0x65787074UL, /**< 'expt' */ LE_FALT_FEATURE_TAG = 0x66616C74UL, /**< 'falt' */ LE_FIN2_FEATURE_TAG = 0x66696E32UL, /**< 'fin2' */ LE_FIN3_FEATURE_TAG = 0x66696E33UL, /**< 'fin3' */ LE_FINA_FEATURE_TAG = 0x66696E61UL, /**< 'fina' */ LE_FRAC_FEATURE_TAG = 0x66726163UL, /**< 'frac' */ LE_FWID_FEATURE_TAG = 0x66776964UL, /**< 'fwid' */ LE_HALF_FEATURE_TAG = 0x68616C66UL, /**< 'half' */ LE_HALN_FEATURE_TAG = 0x68616C6EUL, /**< 'haln' */ LE_HALT_FEATURE_TAG = 0x68616C74UL, /**< 'halt' */ LE_HIST_FEATURE_TAG = 0x68697374UL, /**< 'hist' */ LE_HKNA_FEATURE_TAG = 0x686B6E61UL, /**< 'hkna' */ LE_HLIG_FEATURE_TAG = 0x686C6967UL, /**< 'hlig' */ LE_HNGL_FEATURE_TAG = 0x686E676CUL, /**< 'hngl' */ LE_HWID_FEATURE_TAG = 0x68776964UL, /**< 'hwid' */ LE_INIT_FEATURE_TAG = 0x696E6974UL, /**< 'init' */ LE_ISOL_FEATURE_TAG = 0x69736F6CUL, /**< 'isol' */ LE_ITAL_FEATURE_TAG = 0x6974616CUL, /**< 'ital' */ LE_JALT_FEATURE_TAG = 0x6A616C74UL, /**< 'jalt' */ LE_JP78_FEATURE_TAG = 0x6A703738UL, /**< 'jp78' */ LE_JP83_FEATURE_TAG = 0x6A703833UL, /**< 'jp83' */ LE_JP90_FEATURE_TAG = 0x6A703930UL, /**< 'jp90' */ LE_KERN_FEATURE_TAG = 0x6B65726EUL, /**< 'kern' */ LE_LFBD_FEATURE_TAG = 0x6C666264UL, /**< 'lfbd' */ LE_LIGA_FEATURE_TAG = 0x6C696761UL, /**< 'liga' */ LE_LJMO_FEATURE_TAG = 0x6C6A6D6FUL, /**< 'ljmo' */ LE_LNUM_FEATURE_TAG = 0x6C6E756DUL, /**< 'lnum' */ LE_LOCL_FEATURE_TAG = 0x6C6F636CUL, /**< 'locl' */ LE_MARK_FEATURE_TAG = 0x6D61726BUL, /**< 'mark' */ LE_MED2_FEATURE_TAG = 0x6D656432UL, /**< 'med2' */ LE_MEDI_FEATURE_TAG = 0x6D656469UL, /**< 'medi' */ LE_MGRK_FEATURE_TAG = 0x6D67726BUL, /**< 'mgrk' */ LE_MKMK_FEATURE_TAG = 0x6D6B6D6BUL, /**< 'mkmk' */ LE_MSET_FEATURE_TAG = 0x6D736574UL, /**< 'mset' */ LE_NALT_FEATURE_TAG = 0x6E616C74UL, /**< 'nalt' */ LE_NLCK_FEATURE_TAG = 0x6E6C636BUL, /**< 'nlck' */ LE_NUKT_FEATURE_TAG = 0x6E756B74UL, /**< 'nukt' */ LE_NUMR_FEATURE_TAG = 0x6E756D72UL, /**< 'numr' */ LE_ONUM_FEATURE_TAG = 0x6F6E756DUL, /**< 'onum' */ LE_OPBD_FEATURE_TAG = 0x6F706264UL, /**< 'opbd' */ LE_ORDN_FEATURE_TAG = 0x6F72646EUL, /**< 'ordn' */ LE_ORNM_FEATURE_TAG = 0x6F726E6DUL, /**< 'ornm' */ LE_PALT_FEATURE_TAG = 0x70616C74UL, /**< 'palt' */ LE_PCAP_FEATURE_TAG = 0x70636170UL, /**< 'pcap' */ LE_PNUM_FEATURE_TAG = 0x706E756DUL, /**< 'pnum' */ LE_PREF_FEATURE_TAG = 0x70726566UL, /**< 'pref' */ LE_PRES_FEATURE_TAG = 0x70726573UL, /**< 'pres' */ LE_PSTF_FEATURE_TAG = 0x70737466UL, /**< 'pstf' */ LE_PSTS_FEATURE_TAG = 0x70737473UL, /**< 'psts' */ LE_PWID_FEATURE_TAG = 0x70776964UL, /**< 'pwid' */ LE_QWID_FEATURE_TAG = 0x71776964UL, /**< 'qwid' */ LE_RAND_FEATURE_TAG = 0x72616E64UL, /**< 'rand' */ LE_RLIG_FEATURE_TAG = 0x726C6967UL, /**< 'rlig' */ LE_RPHF_FEATURE_TAG = 0x72706866UL, /**< 'rphf' */ LE_RKRF_FEATURE_TAG = 0x726B7266UL, /**< 'rkrf' */ LE_RTBD_FEATURE_TAG = 0x72746264UL, /**< 'rtbd' */ LE_RTLA_FEATURE_TAG = 0x72746C61UL, /**< 'rtla' */ LE_RUBY_FEATURE_TAG = 0x72756279UL, /**< 'ruby' */ LE_SALT_FEATURE_TAG = 0x73616C74UL, /**< 'salt' */ LE_SINF_FEATURE_TAG = 0x73696E66UL, /**< 'sinf' */ LE_SIZE_FEATURE_TAG = 0x73697A65UL, /**< 'size' */ LE_SMCP_FEATURE_TAG = 0x736D6370UL, /**< 'smcp' */ LE_SMPL_FEATURE_TAG = 0x736D706CUL, /**< 'smpl' */ LE_SS01_FEATURE_TAG = 0x73733031UL, /**< 'ss01' */ LE_SS02_FEATURE_TAG = 0x73733032UL, /**< 'ss02' */ LE_SS03_FEATURE_TAG = 0x73733033UL, /**< 'ss03' */ LE_SS04_FEATURE_TAG = 0x73733034UL, /**< 'ss04' */ LE_SS05_FEATURE_TAG = 0x73733035UL, /**< 'ss05' */ LE_SS06_FEATURE_TAG = 0x73733036UL, /**< 'ss06' */ LE_SS07_FEATURE_TAG = 0x73733037UL, /**< 'ss07' */ LE_SS08_FEATURE_TAG = 0x73733038UL, /**< 'ss08' */ LE_SS09_FEATURE_TAG = 0x73733039UL, /**< 'ss09' */ LE_SS10_FEATURE_TAG = 0x73733130UL, /**< 'ss10' */ LE_SS11_FEATURE_TAG = 0x73733131UL, /**< 'ss11' */ LE_SS12_FEATURE_TAG = 0x73733132UL, /**< 'ss12' */ LE_SS13_FEATURE_TAG = 0x73733133UL, /**< 'ss13' */ LE_SS14_FEATURE_TAG = 0x73733134UL, /**< 'ss14' */ LE_SS15_FEATURE_TAG = 0x73733135UL, /**< 'ss15' */ LE_SS16_FEATURE_TAG = 0x73733136UL, /**< 'ss16' */ LE_SS17_FEATURE_TAG = 0x73733137UL, /**< 'ss17' */ LE_SS18_FEATURE_TAG = 0x73733138UL, /**< 'ss18' */ LE_SS19_FEATURE_TAG = 0x73733139UL, /**< 'ss19' */ LE_SS20_FEATURE_TAG = 0x73733230UL, /**< 'ss20' */ LE_SUBS_FEATURE_TAG = 0x73756273UL, /**< 'subs' */ LE_SUPS_FEATURE_TAG = 0x73757073UL, /**< 'sups' */ LE_SWSH_FEATURE_TAG = 0x73777368UL, /**< 'swsh' */ LE_TITL_FEATURE_TAG = 0x7469746CUL, /**< 'titl' */ LE_TJMO_FEATURE_TAG = 0x746A6D6FUL, /**< 'tjmo' */ LE_TNAM_FEATURE_TAG = 0x746E616DUL, /**< 'tnam' */ LE_TNUM_FEATURE_TAG = 0x746E756DUL, /**< 'tnum' */ LE_TRAD_FEATURE_TAG = 0x74726164UL, /**< 'trad' */ LE_TWID_FEATURE_TAG = 0x74776964UL, /**< 'twid' */ LE_UNIC_FEATURE_TAG = 0x756E6963UL, /**< 'unic' */ LE_VALT_FEATURE_TAG = 0x76616C74UL, /**< 'valt' */ LE_VATU_FEATURE_TAG = 0x76617475UL, /**< 'vatu' */ LE_VERT_FEATURE_TAG = 0x76657274UL, /**< 'vert' */ LE_VHAL_FEATURE_TAG = 0x7668616CUL, /**< 'vhal' */ LE_VJMO_FEATURE_TAG = 0x766A6D6FUL, /**< 'vjmo' */ LE_VKNA_FEATURE_TAG = 0x766B6E61UL, /**< 'vkna' */ LE_VKRN_FEATURE_TAG = 0x766B726EUL, /**< 'vkrn' */ LE_VPAL_FEATURE_TAG = 0x7670616CUL, /**< 'vpal' */ LE_VRT2_FEATURE_TAG = 0x76727432UL, /**< 'vrt2' */ LE_ZERO_FEATURE_TAG = 0x7A65726FUL /**< 'zero' */ }; /** * @internal */ enum LEFeatureENUMs { LE_Kerning_FEATURE_ENUM = 0, /**< Requests Kerning. Formerly LayoutEngine::kTypoFlagKern */ LE_Ligatures_FEATURE_ENUM = 1, /**< Requests Ligatures. Formerly LayoutEngine::kTypoFlagLiga */ LE_CLIG_FEATURE_ENUM, /**< Feature specific enum */ LE_DLIG_FEATURE_ENUM, /**< Feature specific enum */ LE_HLIG_FEATURE_ENUM, /**< Feature specific enum */ LE_LIGA_FEATURE_ENUM, /**< Feature specific enum */ LE_RLIG_FEATURE_ENUM, /**< Feature specific enum */ LE_SMCP_FEATURE_ENUM, /**< Feature specific enum */ LE_FRAC_FEATURE_ENUM, /**< Feature specific enum */ LE_AFRC_FEATURE_ENUM, /**< Feature specific enum */ LE_ZERO_FEATURE_ENUM, /**< Feature specific enum */ LE_SWSH_FEATURE_ENUM, /**< Feature specific enum */ LE_CSWH_FEATURE_ENUM, /**< Feature specific enum */ LE_SALT_FEATURE_ENUM, /**< Feature specific enum */ LE_NALT_FEATURE_ENUM, /**< Feature specific enum */ LE_RUBY_FEATURE_ENUM, /**< Feature specific enum */ LE_SS01_FEATURE_ENUM, /**< Feature specific enum */ LE_SS02_FEATURE_ENUM, /**< Feature specific enum */ LE_SS03_FEATURE_ENUM, /**< Feature specific enum */ LE_SS04_FEATURE_ENUM, /**< Feature specific enum */ LE_SS05_FEATURE_ENUM, /**< Feature specific enum */ LE_SS06_FEATURE_ENUM, /**< Feature specific enum */ LE_SS07_FEATURE_ENUM, /**< Feature specific enum */ LE_CHAR_FILTER_FEATURE_ENUM = 31, /**< Apply CharSubstitutionFilter */ LE_FEATURE_ENUM_MAX = LE_CHAR_FILTER_FEATURE_ENUM }; /** * Flags for typographic features. * @internal * @{ */ #define LE_Kerning_FEATURE_FLAG (1 << LE_Kerning_FEATURE_ENUM) #define LE_Ligatures_FEATURE_FLAG (1 << LE_Ligatures_FEATURE_ENUM) #define LE_CLIG_FEATURE_FLAG (1 << LE_CLIG_FEATURE_ENUM) #define LE_DLIG_FEATURE_FLAG (1 << LE_DLIG_FEATURE_ENUM) #define LE_HLIG_FEATURE_FLAG (1 << LE_HLIG_FEATURE_ENUM) #define LE_LIGA_FEATURE_FLAG (1 << LE_LIGA_FEATURE_ENUM) #define LE_RLIG_FEATURE_FLAG (1 << LE_RLIG_FEATURE_ENUM) #define LE_SMCP_FEATURE_FLAG (1 << LE_SMCP_FEATURE_ENUM) #define LE_FRAC_FEATURE_FLAG (1 << LE_FRAC_FEATURE_ENUM) #define LE_AFRC_FEATURE_FLAG (1 << LE_AFRC_FEATURE_ENUM) #define LE_ZERO_FEATURE_FLAG (1 << LE_ZERO_FEATURE_ENUM) #define LE_SWSH_FEATURE_FLAG (1 << LE_SWSH_FEATURE_ENUM) #define LE_CSWH_FEATURE_FLAG (1 << LE_CSWH_FEATURE_ENUM) #define LE_SALT_FEATURE_FLAG (1 << LE_SALT_FEATURE_ENUM) #define LE_NALT_FEATURE_FLAG (1 << LE_NALT_FEATURE_ENUM) #define LE_RUBY_FEATURE_FLAG (1 << LE_RUBY_FEATURE_ENUM) #define LE_SS01_FEATURE_FLAG (1 << LE_SS01_FEATURE_ENUM) #define LE_SS02_FEATURE_FLAG (1 << LE_SS02_FEATURE_ENUM) #define LE_SS03_FEATURE_FLAG (1 << LE_SS03_FEATURE_ENUM) #define LE_SS04_FEATURE_FLAG (1 << LE_SS04_FEATURE_ENUM) #define LE_SS05_FEATURE_FLAG (1 << LE_SS05_FEATURE_ENUM) #define LE_SS06_FEATURE_FLAG (1 << LE_SS06_FEATURE_ENUM) #define LE_SS07_FEATURE_FLAG (1 << LE_SS07_FEATURE_ENUM) #define LE_CHAR_FILTER_FEATURE_FLAG (1 << LE_CHAR_FILTER_FEATURE_ENUM) /** * @} */ #define LE_DEFAULT_FEATURE_FLAG (LE_Kerning_FEATURE_FLAG | LE_Ligatures_FEATURE_FLAG) /**< default features */ /** * Error codes returned by the LayoutEngine. * * @stable ICU 2.4 */ enum LEErrorCode { /* informational */ LE_NO_SUBFONT_WARNING = U_USING_DEFAULT_WARNING, /**< The font does not contain subfonts. */ /* success */ LE_NO_ERROR = U_ZERO_ERROR, /**< No error, no warning. */ /* failures */ LE_ILLEGAL_ARGUMENT_ERROR = U_ILLEGAL_ARGUMENT_ERROR, /**< An illegal argument was detected. */ LE_MEMORY_ALLOCATION_ERROR = U_MEMORY_ALLOCATION_ERROR, /**< Memory allocation error. */ LE_INDEX_OUT_OF_BOUNDS_ERROR = U_INDEX_OUTOFBOUNDS_ERROR, /**< Trying to access an index that is out of bounds. */ LE_NO_LAYOUT_ERROR = U_UNSUPPORTED_ERROR, /**< You must call layoutChars() first. */ LE_INTERNAL_ERROR = U_INTERNAL_PROGRAM_ERROR, /**< An internal error was encountered. */ LE_FONT_FILE_NOT_FOUND_ERROR = U_FILE_ACCESS_ERROR, /**< The requested font file cannot be opened. */ LE_MISSING_FONT_TABLE_ERROR = U_MISSING_RESOURCE_ERROR /**< The requested font table does not exist. */ }; #ifndef __cplusplus /** * Error codes returned by the LayoutEngine. * * @stable ICU 2.4 */ typedef enum LEErrorCode LEErrorCode; #endif /** * A convenience macro to test for the success of a LayoutEngine call. * * @stable ICU 2.4 */ #define LE_SUCCESS(code) (U_SUCCESS((UErrorCode)code)) /** * A convenience macro to test for the failure of a LayoutEngine call. * * @stable ICU 2.4 */ #define LE_FAILURE(code) (U_FAILURE((UErrorCode)code)) #endif