harfbuzz/src/hb-ot-shape-complex-khmer-m...

295 lines
8.0 KiB
C++
Raw Normal View History

#line 1 "hb-ot-shape-complex-khmer-machine.rl"
/*
* 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_KHMER_MACHINE_HH
#define HB_OT_SHAPE_COMPLEX_KHMER_MACHINE_HH
#include "hb.hh"
#line 36 "hb-ot-shape-complex-khmer-machine.hh"
static const unsigned char _khmer_syllable_machine_trans_keys[] = {
7u, 7u, 1u, 16u, 13u, 13u, 1u, 16u, 7u, 13u, 7u, 7u, 1u, 16u, 13u, 13u,
1u, 16u, 7u, 13u, 1u, 16u, 3u, 14u, 3u, 14u, 5u, 14u, 3u, 14u, 5u, 14u,
8u, 8u, 3u, 13u, 3u, 8u, 8u, 8u, 3u, 8u, 3u, 14u, 3u, 14u, 5u, 14u,
3u, 14u, 5u, 14u, 8u, 8u, 3u, 13u, 3u, 8u, 8u, 8u, 3u, 8u, 3u, 14u,
3u, 14u, 7u, 13u, 7u, 7u, 1u, 16u, 0
};
static const char _khmer_syllable_machine_key_spans[] = {
1, 16, 1, 16, 7, 1, 16, 1,
16, 7, 16, 12, 12, 10, 12, 10,
1, 11, 6, 1, 6, 12, 12, 10,
12, 10, 1, 11, 6, 1, 6, 12,
12, 7, 1, 16
};
static const short _khmer_syllable_machine_index_offsets[] = {
0, 2, 19, 21, 38, 46, 48, 65,
67, 84, 92, 109, 122, 135, 146, 159,
170, 172, 184, 191, 193, 200, 213, 226,
237, 250, 261, 263, 275, 282, 284, 291,
304, 317, 325, 327
};
static const char _khmer_syllable_machine_indicies[] = {
1, 0, 2, 2, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 2, 0, 3, 0, 4, 4, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 4, 0, 1, 0,
0, 0, 0, 0, 5, 0, 7, 6,
8, 8, 6, 6, 6, 6, 6, 6,
6, 6, 6, 6, 6, 6, 6, 8,
6, 9, 6, 10, 10, 6, 6, 6,
6, 6, 6, 6, 6, 6, 6, 6,
6, 6, 10, 6, 7, 6, 6, 6,
6, 6, 11, 6, 4, 4, 13, 12,
14, 15, 7, 16, 12, 12, 4, 4,
11, 17, 12, 4, 12, 19, 18, 20,
21, 1, 22, 18, 18, 18, 18, 5,
23, 18, 24, 18, 21, 21, 1, 22,
18, 18, 18, 18, 18, 23, 18, 21,
21, 1, 22, 18, 18, 18, 18, 18,
23, 18, 25, 18, 21, 21, 1, 22,
18, 18, 18, 18, 18, 26, 18, 21,
21, 1, 22, 18, 18, 18, 18, 18,
26, 18, 27, 18, 28, 18, 29, 18,
18, 22, 18, 18, 18, 18, 3, 18,
30, 18, 18, 18, 18, 22, 18, 22,
18, 28, 18, 18, 18, 18, 22, 18,
19, 18, 21, 21, 1, 22, 18, 18,
18, 18, 18, 23, 18, 32, 31, 33,
33, 7, 16, 31, 31, 31, 31, 31,
34, 31, 33, 33, 7, 16, 31, 31,
31, 31, 31, 34, 31, 35, 31, 33,
33, 7, 16, 31, 31, 31, 31, 31,
36, 31, 33, 33, 7, 16, 31, 31,
31, 31, 31, 36, 31, 37, 31, 38,
31, 39, 31, 31, 16, 31, 31, 31,
31, 9, 31, 40, 31, 31, 31, 31,
16, 31, 16, 31, 38, 31, 31, 31,
31, 16, 31, 13, 31, 41, 33, 7,
16, 31, 31, 31, 31, 11, 34, 31,
13, 31, 33, 33, 7, 16, 31, 31,
31, 31, 31, 34, 31, 7, 42, 42,
42, 42, 42, 11, 42, 7, 42, 10,
10, 42, 42, 42, 42, 42, 42, 42,
42, 42, 42, 42, 42, 42, 10, 42,
0
};
static const char _khmer_syllable_machine_trans_targs[] = {
10, 14, 17, 20, 11, 21, 10, 24,
27, 30, 31, 32, 10, 22, 33, 34,
26, 35, 10, 12, 4, 0, 16, 3,
13, 15, 1, 10, 18, 2, 19, 10,
23, 5, 8, 25, 6, 10, 28, 7,
29, 9, 10
};
static const char _khmer_syllable_machine_trans_actions[] = {
1, 2, 2, 0, 2, 2, 3, 2,
2, 0, 2, 2, 6, 2, 0, 0,
0, 0, 7, 2, 0, 0, 0, 0,
2, 2, 0, 8, 0, 0, 0, 9,
2, 0, 0, 2, 0, 10, 0, 0,
0, 0, 11
};
static const char _khmer_syllable_machine_to_state_actions[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 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
};
static const char _khmer_syllable_machine_from_state_actions[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 5, 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 unsigned char _khmer_syllable_machine_eof_trans[] = {
1, 1, 1, 1, 1, 7, 7, 7,
7, 7, 0, 19, 19, 19, 19, 19,
19, 19, 19, 19, 19, 19, 32, 32,
32, 32, 32, 32, 32, 32, 32, 32,
32, 43, 43, 43
};
static const int khmer_syllable_machine_start = 10;
static const int khmer_syllable_machine_first_final = 10;
static const int khmer_syllable_machine_error = -1;
static const int khmer_syllable_machine_en_main = 10;
#line 36 "hb-ot-shape-complex-khmer-machine.rl"
#line 74 "hb-ot-shape-complex-khmer-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, act HB_UNUSED;
int cs;
hb_glyph_info_t *info = buffer->info;
#line 181 "hb-ot-shape-complex-khmer-machine.hh"
{
cs = khmer_syllable_machine_start;
ts = 0;
te = 0;
act = 0;
}
#line 95 "hb-ot-shape-complex-khmer-machine.rl"
p = 0;
pe = eof = buffer->len;
unsigned int last = 0;
unsigned int syllable_serial = 1;
#line 198 "hb-ot-shape-complex-khmer-machine.hh"
{
int _slen;
int _trans;
const unsigned char *_keys;
const char *_inds;
if ( p == pe )
goto _test_eof;
_resume:
switch ( _khmer_syllable_machine_from_state_actions[cs] ) {
case 5:
#line 1 "NONE"
{ts = p;}
break;
#line 212 "hb-ot-shape-complex-khmer-machine.hh"
}
_keys = _khmer_syllable_machine_trans_keys + (cs<<1);
_inds = _khmer_syllable_machine_indicies + _khmer_syllable_machine_index_offsets[cs];
_slen = _khmer_syllable_machine_key_spans[cs];
_trans = _inds[ _slen > 0 && _keys[0] <=( info[p].khmer_category()) &&
( info[p].khmer_category()) <= _keys[1] ?
( info[p].khmer_category()) - _keys[0] : _slen ];
_eof_trans:
cs = _khmer_syllable_machine_trans_targs[_trans];
if ( _khmer_syllable_machine_trans_actions[_trans] == 0 )
goto _again;
switch ( _khmer_syllable_machine_trans_actions[_trans] ) {
case 2:
#line 1 "NONE"
{te = p+1;}
break;
case 8:
#line 68 "hb-ot-shape-complex-khmer-machine.rl"
{te = p+1;{ found_syllable (consonant_syllable); }}
break;
case 10:
#line 69 "hb-ot-shape-complex-khmer-machine.rl"
{te = p+1;{ found_syllable (broken_cluster); }}
break;
case 6:
#line 70 "hb-ot-shape-complex-khmer-machine.rl"
{te = p+1;{ found_syllable (non_khmer_cluster); }}
break;
case 7:
#line 68 "hb-ot-shape-complex-khmer-machine.rl"
{te = p;p--;{ found_syllable (consonant_syllable); }}
break;
case 9:
#line 69 "hb-ot-shape-complex-khmer-machine.rl"
{te = p;p--;{ found_syllable (broken_cluster); }}
break;
case 11:
#line 70 "hb-ot-shape-complex-khmer-machine.rl"
{te = p;p--;{ found_syllable (non_khmer_cluster); }}
break;
case 1:
#line 68 "hb-ot-shape-complex-khmer-machine.rl"
{{p = ((te))-1;}{ found_syllable (consonant_syllable); }}
break;
case 3:
#line 69 "hb-ot-shape-complex-khmer-machine.rl"
{{p = ((te))-1;}{ found_syllable (broken_cluster); }}
break;
#line 266 "hb-ot-shape-complex-khmer-machine.hh"
}
_again:
switch ( _khmer_syllable_machine_to_state_actions[cs] ) {
case 4:
#line 1 "NONE"
{ts = 0;}
break;
#line 275 "hb-ot-shape-complex-khmer-machine.hh"
}
if ( ++p != pe )
goto _resume;
_test_eof: {}
if ( p == eof )
{
if ( _khmer_syllable_machine_eof_trans[cs] > 0 ) {
_trans = _khmer_syllable_machine_eof_trans[cs] - 1;
goto _eof_trans;
}
}
}
#line 104 "hb-ot-shape-complex-khmer-machine.rl"
}
#endif /* HB_OT_SHAPE_COMPLEX_KHMER_MACHINE_HH */