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| 1 |
| 2 #line 1 "hb-ot-shape-complex-sea-machine.rl" |
| 3 /* |
| 4 * Copyright © 2011,2012,2013 Google, Inc. |
| 5 * |
| 6 * This is part of HarfBuzz, a text shaping library. |
| 7 * |
| 8 * Permission is hereby granted, without written agreement and without |
| 9 * license or royalty fees, to use, copy, modify, and distribute this |
| 10 * software and its documentation for any purpose, provided that the |
| 11 * above copyright notice and the following two paragraphs appear in |
| 12 * all copies of this software. |
| 13 * |
| 14 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR |
| 15 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES |
| 16 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN |
| 17 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH |
| 18 * DAMAGE. |
| 19 * |
| 20 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, |
| 21 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| 22 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS |
| 23 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO |
| 24 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. |
| 25 * |
| 26 * Google Author(s): Behdad Esfahbod |
| 27 */ |
| 28 |
| 29 #ifndef HB_OT_SHAPE_COMPLEX_SEA_MACHINE_HH |
| 30 #define HB_OT_SHAPE_COMPLEX_SEA_MACHINE_HH |
| 31 |
| 32 #include "hb-private.hh" |
| 33 |
| 34 |
| 35 #line 36 "hb-ot-shape-complex-sea-machine.hh.tmp" |
| 36 static const unsigned char _sea_syllable_machine_trans_keys[] = { |
| 37 1u, 1u, 1u, 1u, 1u, 29u, 3u, 29u, 3u, 29u, 1u, 1u, 0 |
| 38 }; |
| 39 |
| 40 static const char _sea_syllable_machine_key_spans[] = { |
| 41 1, 1, 29, 27, 27, 1 |
| 42 }; |
| 43 |
| 44 static const char _sea_syllable_machine_index_offsets[] = { |
| 45 0, 2, 4, 34, 62, 90 |
| 46 }; |
| 47 |
| 48 static const char _sea_syllable_machine_indicies[] = { |
| 49 1, 0, 3, 2, 1, 1, 3, 5, |
| 50 4, 4, 4, 4, 4, 3, 4, 1, |
| 51 4, 4, 4, 4, 3, 4, 4, 4, |
| 52 4, 3, 4, 4, 4, 3, 3, 3, |
| 53 3, 4, 1, 7, 6, 6, 6, 6, |
| 54 6, 1, 6, 6, 6, 6, 6, 6, |
| 55 1, 6, 6, 6, 6, 1, 6, 6, |
| 56 6, 1, 1, 1, 1, 6, 3, 9, |
| 57 8, 8, 8, 8, 8, 3, 8, 8, |
| 58 8, 8, 8, 8, 3, 8, 8, 8, |
| 59 8, 3, 8, 8, 8, 3, 3, 3, |
| 60 3, 8, 3, 10, 0 |
| 61 }; |
| 62 |
| 63 static const char _sea_syllable_machine_trans_targs[] = { |
| 64 2, 3, 2, 4, 2, 5, 2, 0, |
| 65 2, 1, 2 |
| 66 }; |
| 67 |
| 68 static const char _sea_syllable_machine_trans_actions[] = { |
| 69 1, 2, 3, 2, 6, 0, 7, 0, |
| 70 8, 0, 9 |
| 71 }; |
| 72 |
| 73 static const char _sea_syllable_machine_to_state_actions[] = { |
| 74 0, 0, 4, 0, 0, 0 |
| 75 }; |
| 76 |
| 77 static const char _sea_syllable_machine_from_state_actions[] = { |
| 78 0, 0, 5, 0, 0, 0 |
| 79 }; |
| 80 |
| 81 static const char _sea_syllable_machine_eof_trans[] = { |
| 82 1, 3, 0, 7, 9, 11 |
| 83 }; |
| 84 |
| 85 static const int sea_syllable_machine_start = 2; |
| 86 static const int sea_syllable_machine_first_final = 2; |
| 87 static const int sea_syllable_machine_error = -1; |
| 88 |
| 89 static const int sea_syllable_machine_en_main = 2; |
| 90 |
| 91 |
| 92 #line 36 "hb-ot-shape-complex-sea-machine.rl" |
| 93 |
| 94 |
| 95 |
| 96 #line 67 "hb-ot-shape-complex-sea-machine.rl" |
| 97 |
| 98 |
| 99 #define found_syllable(syllable_type) \ |
| 100 HB_STMT_START { \ |
| 101 if (0) fprintf (stderr, "syllable %d..%d %s\n", last, p+1, #syllable_type);
\ |
| 102 for (unsigned int i = last; i < p+1; i++) \ |
| 103 info[i].syllable() = (syllable_serial << 4) | syllable_type; \ |
| 104 last = p+1; \ |
| 105 syllable_serial++; \ |
| 106 if (unlikely (syllable_serial == 16)) syllable_serial = 1; \ |
| 107 } HB_STMT_END |
| 108 |
| 109 static void |
| 110 find_syllables (hb_buffer_t *buffer) |
| 111 { |
| 112 unsigned int p, pe, eof, ts HB_UNUSED, te HB_UNUSED, act HB_UNUSED; |
| 113 int cs; |
| 114 hb_glyph_info_t *info = buffer->info; |
| 115 |
| 116 #line 117 "hb-ot-shape-complex-sea-machine.hh.tmp" |
| 117 { |
| 118 cs = sea_syllable_machine_start; |
| 119 ts = 0; |
| 120 te = 0; |
| 121 act = 0; |
| 122 } |
| 123 |
| 124 #line 88 "hb-ot-shape-complex-sea-machine.rl" |
| 125 |
| 126 |
| 127 p = 0; |
| 128 pe = eof = buffer->len; |
| 129 |
| 130 unsigned int last = 0; |
| 131 unsigned int syllable_serial = 1; |
| 132 |
| 133 #line 134 "hb-ot-shape-complex-sea-machine.hh.tmp" |
| 134 { |
| 135 int _slen; |
| 136 int _trans; |
| 137 const unsigned char *_keys; |
| 138 const char *_inds; |
| 139 if ( p == pe ) |
| 140 goto _test_eof; |
| 141 _resume: |
| 142 switch ( _sea_syllable_machine_from_state_actions[cs] ) { |
| 143 case 5: |
| 144 #line 1 "NONE" |
| 145 {ts = p;} |
| 146 break; |
| 147 #line 148 "hb-ot-shape-complex-sea-machine.hh.tmp" |
| 148 } |
| 149 |
| 150 _keys = _sea_syllable_machine_trans_keys + (cs<<1); |
| 151 _inds = _sea_syllable_machine_indicies + _sea_syllable_machine_index_off
sets[cs]; |
| 152 |
| 153 _slen = _sea_syllable_machine_key_spans[cs]; |
| 154 _trans = _inds[ _slen > 0 && _keys[0] <=( info[p].sea_category()) && |
| 155 ( info[p].sea_category()) <= _keys[1] ? |
| 156 ( info[p].sea_category()) - _keys[0] : _slen ]; |
| 157 |
| 158 _eof_trans: |
| 159 cs = _sea_syllable_machine_trans_targs[_trans]; |
| 160 |
| 161 if ( _sea_syllable_machine_trans_actions[_trans] == 0 ) |
| 162 goto _again; |
| 163 |
| 164 switch ( _sea_syllable_machine_trans_actions[_trans] ) { |
| 165 case 2: |
| 166 #line 1 "NONE" |
| 167 {te = p+1;} |
| 168 break; |
| 169 case 6: |
| 170 #line 63 "hb-ot-shape-complex-sea-machine.rl" |
| 171 {te = p+1;{ found_syllable (non_sea_cluster); }} |
| 172 break; |
| 173 case 7: |
| 174 #line 61 "hb-ot-shape-complex-sea-machine.rl" |
| 175 {te = p;p--;{ found_syllable (consonant_syllable); }} |
| 176 break; |
| 177 case 8: |
| 178 #line 62 "hb-ot-shape-complex-sea-machine.rl" |
| 179 {te = p;p--;{ found_syllable (broken_cluster); }} |
| 180 break; |
| 181 case 9: |
| 182 #line 63 "hb-ot-shape-complex-sea-machine.rl" |
| 183 {te = p;p--;{ found_syllable (non_sea_cluster); }} |
| 184 break; |
| 185 case 1: |
| 186 #line 61 "hb-ot-shape-complex-sea-machine.rl" |
| 187 {{p = ((te))-1;}{ found_syllable (consonant_syllable); }} |
| 188 break; |
| 189 case 3: |
| 190 #line 62 "hb-ot-shape-complex-sea-machine.rl" |
| 191 {{p = ((te))-1;}{ found_syllable (broken_cluster); }} |
| 192 break; |
| 193 #line 194 "hb-ot-shape-complex-sea-machine.hh.tmp" |
| 194 } |
| 195 |
| 196 _again: |
| 197 switch ( _sea_syllable_machine_to_state_actions[cs] ) { |
| 198 case 4: |
| 199 #line 1 "NONE" |
| 200 {ts = 0;} |
| 201 break; |
| 202 #line 203 "hb-ot-shape-complex-sea-machine.hh.tmp" |
| 203 } |
| 204 |
| 205 if ( ++p != pe ) |
| 206 goto _resume; |
| 207 _test_eof: {} |
| 208 if ( p == eof ) |
| 209 { |
| 210 if ( _sea_syllable_machine_eof_trans[cs] > 0 ) { |
| 211 _trans = _sea_syllable_machine_eof_trans[cs] - 1; |
| 212 goto _eof_trans; |
| 213 } |
| 214 } |
| 215 |
| 216 } |
| 217 |
| 218 #line 97 "hb-ot-shape-complex-sea-machine.rl" |
| 219 |
| 220 } |
| 221 |
| 222 #undef found_syllable |
| 223 |
| 224 #endif /* HB_OT_SHAPE_COMPLEX_SEA_MACHINE_HH */ |
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