skia2/third_party/harfbuzz/hb-ot-shape-complex-use-machine.hh

451 lines
13 KiB
C++

#line 1 "hb-ot-shape-complex-use-machine.rl"
/*
* Copyright © 2015 Mozilla Foundation.
* Copyright © 2015 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.
*
* Mozilla Author(s): Jonathan Kew
* Google Author(s): Behdad Esfahbod
*/
#ifndef HB_OT_SHAPE_COMPLEX_USE_MACHINE_HH
#define HB_OT_SHAPE_COMPLEX_USE_MACHINE_HH
#include "hb-private.hh"
#line 38 "hb-ot-shape-complex-use-machine.hh"
static const unsigned char _use_syllable_machine_trans_keys[] = {
1u, 1u, 0u, 39u, 21u, 21u, 8u, 39u, 8u, 39u, 1u, 1u, 8u, 39u, 8u, 39u,
8u, 39u, 8u, 26u, 8u, 26u, 8u, 26u, 8u, 39u, 8u, 39u, 8u, 39u, 8u, 39u,
8u, 39u, 8u, 39u, 8u, 39u, 8u, 39u, 8u, 39u, 8u, 39u, 8u, 39u, 13u, 21u,
4u, 4u, 13u, 13u, 8u, 39u, 8u, 39u, 8u, 39u, 8u, 39u, 8u, 26u, 8u, 26u,
8u, 26u, 8u, 39u, 8u, 39u, 8u, 39u, 8u, 39u, 8u, 39u, 8u, 39u, 8u, 39u,
8u, 39u, 8u, 39u, 8u, 39u, 1u, 1u, 1u, 39u, 8u, 39u, 21u, 42u, 41u, 42u,
42u, 42u, 0
};
static const char _use_syllable_machine_key_spans[] = {
1, 40, 1, 32, 32, 1, 32, 32,
32, 19, 19, 19, 32, 32, 32, 32,
32, 32, 32, 32, 32, 32, 32, 9,
1, 1, 32, 32, 32, 32, 19, 19,
19, 32, 32, 32, 32, 32, 32, 32,
32, 32, 32, 1, 39, 32, 22, 2,
1
};
static const short _use_syllable_machine_index_offsets[] = {
0, 2, 43, 45, 78, 111, 113, 146,
179, 212, 232, 252, 272, 305, 338, 371,
404, 437, 470, 503, 536, 569, 602, 635,
645, 647, 649, 682, 715, 748, 781, 801,
821, 841, 874, 907, 940, 973, 1006, 1039,
1072, 1105, 1138, 1171, 1173, 1213, 1246, 1269,
1272
};
static const char _use_syllable_machine_indicies[] = {
1, 0, 2, 3, 4, 2, 5, 3,
4, 4, 6, 4, 4, 1, 7, 4,
4, 4, 2, 2, 8, 9, 4, 4,
10, 11, 12, 13, 14, 15, 16, 10,
17, 18, 19, 20, 21, 22, 4, 23,
24, 25, 4, 27, 26, 29, 28, 28,
30, 31, 28, 28, 28, 28, 28, 28,
28, 28, 32, 33, 34, 35, 36, 37,
38, 39, 33, 40, 32, 41, 42, 43,
44, 28, 45, 46, 47, 28, 29, 28,
28, 30, 31, 28, 28, 28, 28, 28,
28, 28, 28, 48, 33, 34, 35, 36,
37, 38, 39, 33, 40, 41, 41, 42,
43, 44, 28, 45, 46, 47, 28, 30,
49, 29, 28, 28, 30, 31, 28, 28,
28, 28, 28, 28, 28, 28, 28, 33,
34, 35, 36, 37, 38, 39, 33, 40,
41, 41, 42, 43, 44, 28, 45, 46,
47, 28, 29, 28, 28, 28, 28, 28,
28, 28, 28, 28, 28, 28, 28, 28,
33, 34, 35, 36, 37, 28, 28, 28,
28, 28, 28, 42, 43, 44, 28, 45,
46, 47, 28, 29, 28, 28, 28, 28,
28, 28, 28, 28, 28, 28, 28, 28,
28, 28, 34, 35, 36, 37, 28, 28,
28, 28, 28, 28, 28, 28, 28, 28,
45, 46, 47, 28, 29, 28, 28, 28,
28, 28, 28, 28, 28, 28, 28, 28,
28, 28, 28, 28, 35, 36, 37, 28,
29, 28, 28, 28, 28, 28, 28, 28,
28, 28, 28, 28, 28, 28, 28, 28,
28, 36, 37, 28, 29, 28, 28, 28,
28, 28, 28, 28, 28, 28, 28, 28,
28, 28, 28, 28, 28, 28, 37, 28,
29, 28, 28, 28, 28, 28, 28, 28,
28, 28, 28, 28, 28, 28, 28, 28,
35, 36, 37, 28, 28, 28, 28, 28,
28, 28, 28, 28, 28, 45, 46, 47,
28, 29, 28, 28, 28, 28, 28, 28,
28, 28, 28, 28, 28, 28, 28, 28,
28, 35, 36, 37, 28, 28, 28, 28,
28, 28, 28, 28, 28, 28, 28, 46,
47, 28, 29, 28, 28, 28, 28, 28,
28, 28, 28, 28, 28, 28, 28, 28,
28, 28, 35, 36, 37, 28, 28, 28,
28, 28, 28, 28, 28, 28, 28, 28,
28, 47, 28, 29, 28, 28, 28, 28,
28, 28, 28, 28, 28, 28, 28, 28,
28, 28, 34, 35, 36, 37, 28, 28,
28, 28, 28, 28, 42, 43, 44, 28,
45, 46, 47, 28, 29, 28, 28, 28,
28, 28, 28, 28, 28, 28, 28, 28,
28, 28, 28, 34, 35, 36, 37, 28,
28, 28, 28, 28, 28, 28, 43, 44,
28, 45, 46, 47, 28, 29, 28, 28,
28, 28, 28, 28, 28, 28, 28, 28,
28, 28, 28, 28, 34, 35, 36, 37,
28, 28, 28, 28, 28, 28, 28, 28,
44, 28, 45, 46, 47, 28, 29, 28,
28, 28, 28, 28, 28, 28, 28, 28,
28, 28, 28, 28, 33, 34, 35, 36,
37, 28, 39, 33, 28, 28, 28, 42,
43, 44, 28, 45, 46, 47, 28, 29,
28, 28, 28, 28, 28, 28, 28, 28,
28, 28, 28, 28, 28, 33, 34, 35,
36, 37, 28, 28, 33, 28, 28, 28,
42, 43, 44, 28, 45, 46, 47, 28,
29, 28, 28, 28, 28, 28, 28, 28,
28, 28, 28, 28, 28, 28, 33, 34,
35, 36, 37, 38, 39, 33, 28, 28,
28, 42, 43, 44, 28, 45, 46, 47,
28, 29, 28, 28, 30, 31, 28, 28,
28, 28, 28, 28, 28, 28, 28, 33,
34, 35, 36, 37, 38, 39, 33, 40,
28, 41, 42, 43, 44, 28, 45, 46,
47, 28, 29, 28, 28, 30, 31, 28,
28, 28, 28, 28, 28, 28, 28, 28,
33, 34, 35, 36, 37, 38, 39, 33,
40, 32, 41, 42, 43, 44, 28, 45,
46, 47, 28, 51, 50, 50, 50, 50,
50, 50, 50, 52, 50, 5, 53, 51,
50, 6, 54, 54, 1, 55, 54, 54,
54, 54, 54, 54, 54, 54, 56, 10,
11, 12, 13, 14, 15, 16, 10, 17,
19, 19, 20, 21, 22, 54, 23, 24,
25, 54, 6, 54, 54, 1, 55, 54,
54, 54, 54, 54, 54, 54, 54, 54,
10, 11, 12, 13, 14, 15, 16, 10,
17, 19, 19, 20, 21, 22, 54, 23,
24, 25, 54, 6, 54, 54, 54, 54,
54, 54, 54, 54, 54, 54, 54, 54,
54, 10, 11, 12, 13, 14, 54, 54,
54, 54, 54, 54, 20, 21, 22, 54,
23, 24, 25, 54, 6, 54, 54, 54,
54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 11, 12, 13, 14, 54,
54, 54, 54, 54, 54, 54, 54, 54,
54, 23, 24, 25, 54, 6, 54, 54,
54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 54, 12, 13, 14,
54, 6, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 13, 14, 54, 6, 54, 54,
54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 54, 54, 54, 14,
54, 6, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 54, 54, 54, 54,
54, 12, 13, 14, 54, 54, 54, 54,
54, 54, 54, 54, 54, 54, 23, 24,
25, 54, 6, 54, 54, 54, 54, 54,
54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 12, 13, 14, 54, 54, 54,
54, 54, 54, 54, 54, 54, 54, 54,
24, 25, 54, 6, 54, 54, 54, 54,
54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 12, 13, 14, 54, 54,
54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 25, 54, 6, 54, 54, 54,
54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 11, 12, 13, 14, 54,
54, 54, 54, 54, 54, 20, 21, 22,
54, 23, 24, 25, 54, 6, 54, 54,
54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 11, 12, 13, 14,
54, 54, 54, 54, 54, 54, 54, 21,
22, 54, 23, 24, 25, 54, 6, 54,
54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 54, 11, 12, 13,
14, 54, 54, 54, 54, 54, 54, 54,
54, 22, 54, 23, 24, 25, 54, 6,
54, 54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 54, 10, 11, 12,
13, 14, 54, 16, 10, 54, 54, 54,
20, 21, 22, 54, 23, 24, 25, 54,
6, 54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 54, 54, 10, 11,
12, 13, 14, 54, 54, 10, 54, 54,
54, 20, 21, 22, 54, 23, 24, 25,
54, 6, 54, 54, 54, 54, 54, 54,
54, 54, 54, 54, 54, 54, 54, 10,
11, 12, 13, 14, 15, 16, 10, 54,
54, 54, 20, 21, 22, 54, 23, 24,
25, 54, 6, 54, 54, 1, 55, 54,
54, 54, 54, 54, 54, 54, 54, 54,
10, 11, 12, 13, 14, 15, 16, 10,
17, 54, 19, 20, 21, 22, 54, 23,
24, 25, 54, 1, 57, 3, 54, 54,
54, 3, 54, 54, 6, 54, 54, 1,
55, 54, 54, 54, 54, 54, 54, 54,
54, 54, 10, 11, 12, 13, 14, 15,
16, 10, 17, 18, 19, 20, 21, 22,
54, 23, 24, 25, 54, 6, 54, 54,
1, 55, 54, 54, 54, 54, 54, 54,
54, 54, 54, 10, 11, 12, 13, 14,
15, 16, 10, 17, 18, 19, 20, 21,
22, 54, 23, 24, 25, 54, 59, 58,
58, 58, 58, 58, 58, 58, 58, 58,
58, 58, 58, 58, 58, 58, 58, 58,
58, 58, 59, 60, 58, 59, 60, 58,
60, 58, 0
};
static const char _use_syllable_machine_trans_targs[] = {
1, 26, 2, 3, 1, 23, 1, 43,
44, 46, 28, 29, 30, 31, 32, 39,
40, 41, 45, 42, 36, 37, 38, 33,
34, 35, 1, 1, 1, 1, 4, 5,
22, 7, 8, 9, 10, 11, 18, 19,
20, 21, 15, 16, 17, 12, 13, 14,
6, 1, 1, 24, 25, 1, 1, 0,
27, 1, 1, 47, 48
};
static const char _use_syllable_machine_trans_actions[] = {
1, 2, 0, 0, 5, 0, 6, 0,
2, 0, 0, 0, 0, 0, 0, 0,
0, 0, 2, 2, 0, 0, 0, 0,
0, 0, 7, 8, 9, 10, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 11, 12, 0, 0, 13, 14, 0,
2, 15, 16, 0, 0
};
static const char _use_syllable_machine_to_state_actions[] = {
0, 3, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0
};
static const char _use_syllable_machine_from_state_actions[] = {
0, 4, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0
};
static const short _use_syllable_machine_eof_trans[] = {
1, 0, 27, 29, 29, 50, 29, 29,
29, 29, 29, 29, 29, 29, 29, 29,
29, 29, 29, 29, 29, 29, 29, 51,
54, 51, 55, 55, 55, 55, 55, 55,
55, 55, 55, 55, 55, 55, 55, 55,
55, 55, 55, 58, 55, 55, 59, 59,
59
};
static const int use_syllable_machine_start = 1;
static const int use_syllable_machine_first_final = 1;
static const int use_syllable_machine_error = -1;
static const int use_syllable_machine_en_main = 1;
#line 38 "hb-ot-shape-complex-use-machine.rl"
#line 138 "hb-ot-shape-complex-use-machine.rl"
#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;
#line 315 "hb-ot-shape-complex-use-machine.hh"
{
cs = use_syllable_machine_start;
ts = 0;
te = 0;
act = 0;
}
#line 159 "hb-ot-shape-complex-use-machine.rl"
p = 0;
pe = eof = buffer->len;
unsigned int last = 0;
unsigned int syllable_serial = 1;
#line 332 "hb-ot-shape-complex-use-machine.hh"
{
int _slen;
int _trans;
const unsigned char *_keys;
const char *_inds;
if ( p == pe )
goto _test_eof;
_resume:
switch ( _use_syllable_machine_from_state_actions[cs] ) {
case 4:
#line 1 "NONE"
{ts = p;}
break;
#line 346 "hb-ot-shape-complex-use-machine.hh"
}
_keys = _use_syllable_machine_trans_keys + (cs<<1);
_inds = _use_syllable_machine_indicies + _use_syllable_machine_index_offsets[cs];
_slen = _use_syllable_machine_key_spans[cs];
_trans = _inds[ _slen > 0 && _keys[0] <=( info[p].use_category()) &&
( info[p].use_category()) <= _keys[1] ?
( info[p].use_category()) - _keys[0] : _slen ];
_eof_trans:
cs = _use_syllable_machine_trans_targs[_trans];
if ( _use_syllable_machine_trans_actions[_trans] == 0 )
goto _again;
switch ( _use_syllable_machine_trans_actions[_trans] ) {
case 2:
#line 1 "NONE"
{te = p+1;}
break;
case 8:
#line 127 "hb-ot-shape-complex-use-machine.rl"
{te = p+1;{ found_syllable (independent_cluster); }}
break;
case 10:
#line 129 "hb-ot-shape-complex-use-machine.rl"
{te = p+1;{ found_syllable (standard_cluster); }}
break;
case 6:
#line 133 "hb-ot-shape-complex-use-machine.rl"
{te = p+1;{ found_syllable (broken_cluster); }}
break;
case 5:
#line 134 "hb-ot-shape-complex-use-machine.rl"
{te = p+1;{ found_syllable (non_cluster); }}
break;
case 7:
#line 127 "hb-ot-shape-complex-use-machine.rl"
{te = p;p--;{ found_syllable (independent_cluster); }}
break;
case 11:
#line 128 "hb-ot-shape-complex-use-machine.rl"
{te = p;p--;{ found_syllable (virama_terminated_cluster); }}
break;
case 9:
#line 129 "hb-ot-shape-complex-use-machine.rl"
{te = p;p--;{ found_syllable (standard_cluster); }}
break;
case 13:
#line 130 "hb-ot-shape-complex-use-machine.rl"
{te = p;p--;{ found_syllable (number_joiner_terminated_cluster); }}
break;
case 12:
#line 131 "hb-ot-shape-complex-use-machine.rl"
{te = p;p--;{ found_syllable (numeral_cluster); }}
break;
case 16:
#line 132 "hb-ot-shape-complex-use-machine.rl"
{te = p;p--;{ found_syllable (symbol_cluster); }}
break;
case 14:
#line 133 "hb-ot-shape-complex-use-machine.rl"
{te = p;p--;{ found_syllable (broken_cluster); }}
break;
case 15:
#line 134 "hb-ot-shape-complex-use-machine.rl"
{te = p;p--;{ found_syllable (non_cluster); }}
break;
case 1:
#line 133 "hb-ot-shape-complex-use-machine.rl"
{{p = ((te))-1;}{ found_syllable (broken_cluster); }}
break;
#line 420 "hb-ot-shape-complex-use-machine.hh"
}
_again:
switch ( _use_syllable_machine_to_state_actions[cs] ) {
case 3:
#line 1 "NONE"
{ts = 0;}
break;
#line 429 "hb-ot-shape-complex-use-machine.hh"
}
if ( ++p != pe )
goto _resume;
_test_eof: {}
if ( p == eof )
{
if ( _use_syllable_machine_eof_trans[cs] > 0 ) {
_trans = _use_syllable_machine_eof_trans[cs] - 1;
goto _eof_trans;
}
}
}
#line 168 "hb-ot-shape-complex-use-machine.rl"
}
#undef found_syllable
#endif /* HB_OT_SHAPE_COMPLEX_USE_MACHINE_HH */