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Diffstat (limited to 'gfx/harfbuzz/src/hb-ot-shape-complex-indic-machine.rl')
| -rw-r--r-- | gfx/harfbuzz/src/hb-ot-shape-complex-indic-machine.rl | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/gfx/harfbuzz/src/hb-ot-shape-complex-indic-machine.rl b/gfx/harfbuzz/src/hb-ot-shape-complex-indic-machine.rl deleted file mode 100644 index 86a7ceb22a..0000000000 --- a/gfx/harfbuzz/src/hb-ot-shape-complex-indic-machine.rl +++ /dev/null @@ -1,129 +0,0 @@ -/* - * 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. - * - * Google Author(s): Behdad Esfahbod - */ - -#ifndef HB_OT_SHAPE_COMPLEX_INDIC_MACHINE_HH -#define HB_OT_SHAPE_COMPLEX_INDIC_MACHINE_HH - -#include "hb-private.hh" - -%%{ - machine indic_syllable_machine; - alphtype unsigned char; - write data; -}%% - -%%{ - -# Same order as enum indic_category_t. Not sure how to avoid duplication. -X = 0; -C = 1; -V = 2; -N = 3; -H = 4; -ZWNJ = 5; -ZWJ = 6; -M = 7; -SM = 8; -VD = 9; -A = 10; -PLACEHOLDER = 11; -DOTTEDCIRCLE = 12; -RS = 13; -Coeng = 14; -Repha = 15; -Ra = 16; -CM = 17; -Symbol= 18; - -c = (C | Ra); # is_consonant -n = ((ZWNJ?.RS)? (N.N?)?); # is_consonant_modifier -z = ZWJ|ZWNJ; # is_joiner -h = H | Coeng; # is_halant_or_coeng -reph = (Ra H | Repha); # possible reph - -cn = c.ZWJ?.n?; -forced_rakar = ZWJ H ZWJ Ra; -symbol = Symbol.N?; -matra_group = z{0,3}.M.N?.(H | forced_rakar)?; -syllable_tail = (z?.SM.SM?.ZWNJ?)? A{0,3}? VD{0,2}; -place_holder = PLACEHOLDER | DOTTEDCIRCLE; -halant_group = (z?.h.(ZWJ.N?)?); -final_halant_group = halant_group | h.ZWNJ; -medial_group = CM?; -halant_or_matra_group = (final_halant_group | (h.ZWJ)? matra_group{0,4}) (Coeng (cn|V))?; - - -consonant_syllable = Repha? (cn.halant_group){0,4} cn medial_group halant_or_matra_group syllable_tail; -vowel_syllable = reph? V.n? (ZWJ | (halant_group.cn){0,4} medial_group halant_or_matra_group syllable_tail); -standalone_cluster = (Repha? PLACEHOLDER | reph? DOTTEDCIRCLE).n? (halant_group.cn){0,4} medial_group halant_or_matra_group syllable_tail; -symbol_cluster = symbol syllable_tail; -broken_cluster = reph? n? (halant_group.cn){0,4} medial_group halant_or_matra_group syllable_tail; -other = any; - -main := |* - consonant_syllable => { found_syllable (consonant_syllable); }; - vowel_syllable => { found_syllable (vowel_syllable); }; - standalone_cluster => { found_syllable (standalone_cluster); }; - symbol_cluster => { found_syllable (symbol_cluster); }; - broken_cluster => { found_syllable (broken_cluster); }; - other => { found_syllable (non_indic_cluster); }; -*|; - - -}%% - -#define found_syllable(syllable_type) \ - HB_STMT_START { \ - if (0) fprintf (stderr, "syllable %d..%d %s\n", last, p+1, #syllable_type); \ - for (unsigned int i = last; i < p+1; i++) \ - info[i].syllable() = (syllable_serial << 4) | syllable_type; \ - last = p+1; \ - syllable_serial++; \ - if (unlikely (syllable_serial == 16)) syllable_serial = 1; \ - } HB_STMT_END - -static void -find_syllables (hb_buffer_t *buffer) -{ - unsigned int p, pe, eof, ts HB_UNUSED, te HB_UNUSED, act HB_UNUSED; - int cs; - hb_glyph_info_t *info = buffer->info; - %%{ - write init; - getkey info[p].indic_category(); - }%% - - p = 0; - pe = eof = buffer->len; - - unsigned int last = 0; - unsigned int syllable_serial = 1; - %%{ - write exec; - }%% -} - -#endif /* HB_OT_SHAPE_COMPLEX_INDIC_MACHINE_HH */ |