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skia2/third_party/harfbuzz/hb-buffer-deserialize-text.hh

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Start building HarfBuzz+Skia example (prevent bitrot in example code) tools/using_skia_and_harfbuzz.cpp was written by aam@: https://github.com/aam/skiaex update HarfBuzz to latest release: 1.2.7 BUG=skia:4742 GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1940393002 Review-Url: https://codereview.chromium.org/1940393002
2016-05-03 22:09:52 +00:00
#line 1 "hb-buffer-deserialize-text.rl"
/*
* Copyright © 2013 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_BUFFER_DESERIALIZE_TEXT_HH
#define HB_BUFFER_DESERIALIZE_TEXT_HH
#include "hb-private.hh"
#line 36 "hb-buffer-deserialize-text.hh"
static const unsigned char _deserialize_text_trans_keys[] = {
0u, 0u, 9u, 122u, 45u, 57u, 48u, 57u, 45u, 57u, 48u, 57u, 48u, 57u, 45u, 57u,
48u, 57u, 44u, 44u, 45u, 57u, 48u, 57u, 44u, 57u, 9u, 124u, 9u, 124u, 0u, 0u,
9u, 122u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u,
9u, 124u, 9u, 124u, 9u, 124u, 0
};
static const char _deserialize_text_key_spans[] = {
0, 114, 13, 10, 13, 10, 10, 13,
10, 1, 13, 10, 14, 116, 116, 0,
114, 116, 116, 116, 116, 116, 116, 116,
116, 116, 116
};
static const short _deserialize_text_index_offsets[] = {
0, 0, 115, 129, 140, 154, 165, 176,
190, 201, 203, 217, 228, 243, 360, 477,
478, 593, 710, 827, 944, 1061, 1178, 1295,
1412, 1529, 1646
};
static const char _deserialize_text_indicies[] = {
0, 0, 0, 0, 0, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
0, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
2, 3, 3, 3, 3, 3, 3, 3,
3, 3, 1, 1, 1, 1, 1, 1,
1, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 1, 1, 1, 1, 1,
1, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 1, 5, 1, 1, 6,
7, 7, 7, 7, 7, 7, 7, 7,
7, 1, 8, 9, 9, 9, 9, 9,
9, 9, 9, 9, 1, 10, 1, 1,
11, 12, 12, 12, 12, 12, 12, 12,
12, 12, 1, 13, 14, 14, 14, 14,
14, 14, 14, 14, 14, 1, 15, 16,
16, 16, 16, 16, 16, 16, 16, 16,
1, 17, 1, 1, 18, 19, 19, 19,
19, 19, 19, 19, 19, 19, 1, 20,
21, 21, 21, 21, 21, 21, 21, 21,
21, 1, 22, 1, 23, 1, 1, 24,
25, 25, 25, 25, 25, 25, 25, 25,
25, 1, 26, 27, 27, 27, 27, 27,
27, 27, 27, 27, 1, 22, 1, 1,
1, 21, 21, 21, 21, 21, 21, 21,
21, 21, 21, 1, 28, 28, 28, 28,
28, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 28, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 29, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
30, 1, 1, 31, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
32, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 33,
1, 34, 34, 34, 34, 34, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
34, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 35, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 36, 1, 1, 0,
0, 0, 0, 0, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 0, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 2, 3,
3, 3, 3, 3, 3, 3, 3, 3,
1, 1, 1, 1, 1, 1, 1, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 1, 1, 1, 1, 1, 1, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 1, 28, 28, 28, 28, 28, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 28, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 29, 1, 1, 1,
1, 37, 37, 37, 37, 37, 37, 37,
37, 37, 37, 1, 1, 1, 30, 1,
1, 31, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 32, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 33, 1, 38,
38, 38, 38, 38, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 38, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 39, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 40, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 41, 1, 42, 42, 42, 42,
42, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 42, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
43, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 44,
1, 42, 42, 42, 42, 42, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
42, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
14, 14, 14, 14, 14, 14, 14, 14,
14, 14, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 43, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 44, 1, 38, 38,
38, 38, 38, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 38, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 39, 1, 1, 1, 9, 9, 9,
9, 9, 9, 9, 9, 9, 9, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 40, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 41, 1, 45, 45, 45, 45, 45,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 45, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 46, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 47, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 48,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 49, 1,
50, 50, 50, 50, 50, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 50,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 51, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 52, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 53, 1, 50, 50, 50,
50, 50, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 50, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 51,
1, 1, 1, 1, 27, 27, 27, 27,
27, 27, 27, 27, 27, 27, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 52, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
53, 1, 45, 45, 45, 45, 45, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 45, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 46, 1, 1, 1,
1, 54, 54, 54, 54, 54, 54, 54,
54, 54, 54, 1, 1, 1, 1, 1,
1, 47, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 48, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 49, 1, 28,
28, 28, 28, 28, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 28, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 29, 1, 55, 55, 1, 55, 55,
55, 55, 55, 55, 55, 55, 55, 55,
1, 1, 1, 30, 1, 1, 31, 55,
55, 55, 55, 55, 55, 55, 55, 55,
55, 55, 55, 55, 55, 55, 55, 55,
55, 55, 55, 55, 55, 55, 55, 55,
55, 1, 1, 32, 1, 55, 1, 55,
55, 55, 55, 55, 55, 55, 55, 55,
55, 55, 55, 55, 55, 55, 55, 55,
55, 55, 55, 55, 55, 55, 55, 55,
55, 1, 33, 1, 0
};
static const char _deserialize_text_trans_targs[] = {
1, 0, 13, 17, 26, 3, 18, 21,
18, 21, 5, 19, 20, 19, 20, 22,
25, 8, 9, 12, 9, 12, 10, 11,
23, 24, 23, 24, 14, 2, 6, 7,
15, 16, 14, 15, 16, 17, 14, 4,
15, 16, 14, 15, 16, 14, 2, 7,
15, 16, 14, 2, 15, 16, 25, 26
};
static const char _deserialize_text_trans_actions[] = {
0, 0, 1, 1, 1, 2, 2, 2,
0, 0, 2, 2, 2, 0, 0, 2,
2, 2, 2, 2, 0, 0, 3, 2,
2, 2, 0, 0, 4, 5, 5, 5,
4, 4, 0, 0, 0, 0, 6, 7,
6, 6, 8, 8, 8, 9, 10, 10,
9, 9, 11, 12, 11, 11, 0, 0
};
static const char _deserialize_text_eof_actions[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 4, 0, 0,
0, 4, 6, 8, 8, 6, 9, 11,
11, 9, 4
};
static const int deserialize_text_start = 1;
static const int deserialize_text_first_final = 13;
static const int deserialize_text_error = 0;
static const int deserialize_text_en_main = 1;
#line 91 "hb-buffer-deserialize-text.rl"
static hb_bool_t
_hb_buffer_deserialize_glyphs_text (hb_buffer_t *buffer,
const char *buf,
unsigned int buf_len,
const char **end_ptr,
hb_font_t *font)
{
const char *p = buf, *pe = buf + buf_len;
/* Ensure we have positions. */
(void) hb_buffer_get_glyph_positions (buffer, NULL);
while (p < pe && ISSPACE (*p))
p++;
if (p < pe && *p == (buffer->len ? '|' : '['))
{
*end_ptr = ++p;
}
const char *eof = pe, *tok = NULL;
int cs;
hb_glyph_info_t info = {0};
hb_glyph_position_t pos = {0};
#line 343 "hb-buffer-deserialize-text.hh"
{
cs = deserialize_text_start;
}
#line 348 "hb-buffer-deserialize-text.hh"
{
int _slen;
int _trans;
const unsigned char *_keys;
const char *_inds;
if ( p == pe )
goto _test_eof;
if ( cs == 0 )
goto _out;
_resume:
_keys = _deserialize_text_trans_keys + (cs<<1);
_inds = _deserialize_text_indicies + _deserialize_text_index_offsets[cs];
_slen = _deserialize_text_key_spans[cs];
_trans = _inds[ _slen > 0 && _keys[0] <=(*p) &&
(*p) <= _keys[1] ?
(*p) - _keys[0] : _slen ];
cs = _deserialize_text_trans_targs[_trans];
if ( _deserialize_text_trans_actions[_trans] == 0 )
goto _again;
switch ( _deserialize_text_trans_actions[_trans] ) {
case 2:
#line 51 "hb-buffer-deserialize-text.rl"
{
tok = p;
}
break;
case 5:
#line 55 "hb-buffer-deserialize-text.rl"
{
if (!hb_font_glyph_from_string (font,
tok, p - tok,
&info.codepoint))
return false;
}
break;
case 10:
#line 62 "hb-buffer-deserialize-text.rl"
{ if (!parse_uint (tok, p, &info.cluster )) return false; }
break;
case 3:
#line 63 "hb-buffer-deserialize-text.rl"
{ if (!parse_int (tok, p, &pos.x_offset )) return false; }
break;
case 12:
#line 64 "hb-buffer-deserialize-text.rl"
{ if (!parse_int (tok, p, &pos.y_offset )) return false; }
break;
case 7:
#line 65 "hb-buffer-deserialize-text.rl"
{ if (!parse_int (tok, p, &pos.x_advance)) return false; }
break;
case 1:
#line 38 "hb-buffer-deserialize-text.rl"
{
memset (&info, 0, sizeof (info));
memset (&pos , 0, sizeof (pos ));
}
#line 51 "hb-buffer-deserialize-text.rl"
{
tok = p;
}
break;
case 4:
#line 55 "hb-buffer-deserialize-text.rl"
{
if (!hb_font_glyph_from_string (font,
tok, p - tok,
&info.codepoint))
return false;
}
#line 43 "hb-buffer-deserialize-text.rl"
{
buffer->add_info (info);
if (buffer->in_error)
return false;
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
case 9:
#line 62 "hb-buffer-deserialize-text.rl"
{ if (!parse_uint (tok, p, &info.cluster )) return false; }
#line 43 "hb-buffer-deserialize-text.rl"
{
buffer->add_info (info);
if (buffer->in_error)
return false;
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
case 11:
#line 64 "hb-buffer-deserialize-text.rl"
{ if (!parse_int (tok, p, &pos.y_offset )) return false; }
#line 43 "hb-buffer-deserialize-text.rl"
{
buffer->add_info (info);
if (buffer->in_error)
return false;
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
case 6:
#line 65 "hb-buffer-deserialize-text.rl"
{ if (!parse_int (tok, p, &pos.x_advance)) return false; }
#line 43 "hb-buffer-deserialize-text.rl"
{
buffer->add_info (info);
if (buffer->in_error)
return false;
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
case 8:
#line 66 "hb-buffer-deserialize-text.rl"
{ if (!parse_int (tok, p, &pos.y_advance)) return false; }
#line 43 "hb-buffer-deserialize-text.rl"
{
buffer->add_info (info);
if (buffer->in_error)
return false;
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
#line 480 "hb-buffer-deserialize-text.hh"
}
_again:
if ( cs == 0 )
goto _out;
if ( ++p != pe )
goto _resume;
_test_eof: {}
if ( p == eof )
{
switch ( _deserialize_text_eof_actions[cs] ) {
case 4:
#line 55 "hb-buffer-deserialize-text.rl"
{
if (!hb_font_glyph_from_string (font,
tok, p - tok,
&info.codepoint))
return false;
}
#line 43 "hb-buffer-deserialize-text.rl"
{
buffer->add_info (info);
if (buffer->in_error)
return false;
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
case 9:
#line 62 "hb-buffer-deserialize-text.rl"
{ if (!parse_uint (tok, p, &info.cluster )) return false; }
#line 43 "hb-buffer-deserialize-text.rl"
{
buffer->add_info (info);
if (buffer->in_error)
return false;
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
case 11:
#line 64 "hb-buffer-deserialize-text.rl"
{ if (!parse_int (tok, p, &pos.y_offset )) return false; }
#line 43 "hb-buffer-deserialize-text.rl"
{
buffer->add_info (info);
if (buffer->in_error)
return false;
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
case 6:
#line 65 "hb-buffer-deserialize-text.rl"
{ if (!parse_int (tok, p, &pos.x_advance)) return false; }
#line 43 "hb-buffer-deserialize-text.rl"
{
buffer->add_info (info);
if (buffer->in_error)
return false;
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
case 8:
#line 66 "hb-buffer-deserialize-text.rl"
{ if (!parse_int (tok, p, &pos.y_advance)) return false; }
#line 43 "hb-buffer-deserialize-text.rl"
{
buffer->add_info (info);
if (buffer->in_error)
return false;
buffer->pos[buffer->len - 1] = pos;
*end_ptr = p;
}
break;
#line 557 "hb-buffer-deserialize-text.hh"
}
}
_out: {}
}
#line 119 "hb-buffer-deserialize-text.rl"
*end_ptr = p;
return p == pe && *(p-1) != ']';
}
#endif /* HB_BUFFER_DESERIALIZE_TEXT_HH */
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