106 lines
3.6 KiB
C++
106 lines
3.6 KiB
C++
/*
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* Copyright © 2015 Mozilla Foundation.
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* Copyright © 2015 Google, Inc.
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*
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* This is part of HarfBuzz, a text shaping library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Mozilla Author(s): Jonathan Kew
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* Google Author(s): Behdad Esfahbod
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*/
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#ifndef HB_OT_SHAPE_COMPLEX_USE_HH
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#define HB_OT_SHAPE_COMPLEX_USE_HH
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#include "hb.hh"
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#include "hb-ot-shape-complex.hh"
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#define USE_TABLE_ELEMENT_TYPE uint8_t
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/* Cateories used in the Universal Shaping Engine spec:
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* https://docs.microsoft.com/en-us/typography/script-development/use
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*/
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/* Note: This enum is duplicated in the -machine.rl source file.
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* Not sure how to avoid duplication. */
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enum use_category_t {
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USE_O = 0, /* OTHER */
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USE_B = 1, /* BASE */
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USE_IND = 3, /* BASE_IND */
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USE_N = 4, /* BASE_NUM */
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USE_GB = 5, /* BASE_OTHER */
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USE_CGJ = 6, /* CGJ */
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// USE_F = 7, /* CONS_FINAL */
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USE_FM = 8, /* CONS_FINAL_MOD */
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// USE_M = 9, /* CONS_MED */
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// USE_CM = 10, /* CONS_MOD */
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USE_SUB = 11, /* CONS_SUB */
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USE_H = 12, /* HALANT */
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USE_HN = 13, /* HALANT_NUM */
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USE_ZWNJ = 14, /* Zero width non-joiner */
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USE_ZWJ = 15, /* Zero width joiner */
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USE_WJ = 16, /* Word joiner */
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USE_Rsv = 17, /* Reserved characters */
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USE_R = 18, /* REPHA */
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USE_S = 19, /* SYM */
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// USE_SM = 20, /* SYM_MOD */
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USE_VS = 21, /* VARIATION_SELECTOR */
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// USE_V = 36, /* VOWEL */
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// USE_VM = 40, /* VOWEL_MOD */
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USE_CS = 43, /* CONS_WITH_STACKER */
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/* https://github.com/harfbuzz/harfbuzz/issues/1102 */
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USE_HVM = 44, /* HALANT_OR_VOWEL_MODIFIER */
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USE_Sk = 48, /* SAKOT */
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USE_FAbv = 24, /* CONS_FINAL_ABOVE */
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USE_FBlw = 25, /* CONS_FINAL_BELOW */
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USE_FPst = 26, /* CONS_FINAL_POST */
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USE_MAbv = 27, /* CONS_MED_ABOVE */
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USE_MBlw = 28, /* CONS_MED_BELOW */
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USE_MPst = 29, /* CONS_MED_POST */
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USE_MPre = 30, /* CONS_MED_PRE */
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USE_CMAbv = 31, /* CONS_MOD_ABOVE */
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USE_CMBlw = 32, /* CONS_MOD_BELOW */
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USE_VAbv = 33, /* VOWEL_ABOVE / VOWEL_ABOVE_BELOW / VOWEL_ABOVE_BELOW_POST / VOWEL_ABOVE_POST */
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USE_VBlw = 34, /* VOWEL_BELOW / VOWEL_BELOW_POST */
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USE_VPst = 35, /* VOWEL_POST UIPC = Right */
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USE_VPre = 22, /* VOWEL_PRE / VOWEL_PRE_ABOVE / VOWEL_PRE_ABOVE_POST / VOWEL_PRE_POST */
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USE_VMAbv = 37, /* VOWEL_MOD_ABOVE */
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USE_VMBlw = 38, /* VOWEL_MOD_BELOW */
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USE_VMPst = 39, /* VOWEL_MOD_POST */
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USE_VMPre = 23, /* VOWEL_MOD_PRE */
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USE_SMAbv = 41, /* SYM_MOD_ABOVE */
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USE_SMBlw = 42, /* SYM_MOD_BELOW */
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USE_FMAbv = 45, /* CONS_FINAL_MOD UIPC = Top */
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USE_FMBlw = 46, /* CONS_FINAL_MOD UIPC = Bottom */
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USE_FMPst = 47, /* CONS_FINAL_MOD UIPC = Not_Applicable */
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};
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HB_INTERNAL USE_TABLE_ELEMENT_TYPE
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hb_use_get_category (hb_codepoint_t u);
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#endif /* HB_OT_SHAPE_COMPLEX_USE_HH */
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