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Diffstat (limited to '')
-rw-r--r-- | gfx/harfbuzz/src/hb-buffer-deserialize-text-unicode.hh | 332 |
1 files changed, 332 insertions, 0 deletions
diff --git a/gfx/harfbuzz/src/hb-buffer-deserialize-text-unicode.hh b/gfx/harfbuzz/src/hb-buffer-deserialize-text-unicode.hh new file mode 100644 index 0000000000..8ca73bf25f --- /dev/null +++ b/gfx/harfbuzz/src/hb-buffer-deserialize-text-unicode.hh @@ -0,0 +1,332 @@ + +#line 1 "hb-buffer-deserialize-text-unicode.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_UNICODE_HH +#define HB_BUFFER_DESERIALIZE_TEXT_UNICODE_HH + +#include "hb.hh" + + +#line 33 "hb-buffer-deserialize-text-unicode.hh" +static const unsigned char _deserialize_text_unicode_trans_keys[] = { + 0u, 0u, 9u, 117u, 43u, 102u, 48u, 102u, 48u, 57u, 9u, 124u, 9u, 124u, 9u, 124u, + 9u, 124u, 0 +}; + +static const char _deserialize_text_unicode_key_spans[] = { + 0, 109, 60, 55, 10, 116, 116, 116, + 116 +}; + +static const short _deserialize_text_unicode_index_offsets[] = { + 0, 0, 110, 171, 227, 238, 355, 472, + 589 +}; + +static const char _deserialize_text_unicode_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, + 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, 2, 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, 2, 1, 3, + 1, 1, 1, 1, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 4, 1, 1, + 1, 1, 1, 1, 1, 4, 4, 4, + 4, 4, 4, 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, 4, 4, 4, + 4, 4, 4, 1, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 4, 1, 1, + 1, 1, 1, 1, 1, 4, 4, 4, + 4, 4, 4, 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, 4, 4, 4, + 4, 4, 4, 1, 5, 6, 6, 6, + 6, 6, 6, 6, 6, 6, 1, 7, + 7, 7, 7, 7, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 7, 1, + 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, + 1, 1, 1, 9, 1, 1, 1, 8, + 8, 8, 8, 8, 8, 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, 8, + 8, 8, 8, 8, 8, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 10, 1, 11, 11, 11, 11, + 11, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 11, 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, + 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, 0, + 1, 12, 12, 12, 12, 12, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, + 12, 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, 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, 13, 1, 12, 12, + 12, 12, 12, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 12, 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, 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, 13, 1, 0 +}; + +static const char _deserialize_text_unicode_trans_targs[] = { + 1, 0, 2, 3, 5, 7, 8, 6, + 5, 4, 1, 6, 6, 1, 8 +}; + +static const char _deserialize_text_unicode_trans_actions[] = { + 0, 0, 1, 0, 2, 2, 2, 3, + 0, 4, 3, 0, 5, 5, 0 +}; + +static const char _deserialize_text_unicode_eof_actions[] = { + 0, 0, 0, 0, 0, 3, 0, 5, + 5 +}; + +static const int deserialize_text_unicode_start = 1; +static const int deserialize_text_unicode_first_final = 5; +static const int deserialize_text_unicode_error = 0; + +static const int deserialize_text_unicode_en_main = 1; + + +#line 79 "hb-buffer-deserialize-text-unicode.rl" + + +static hb_bool_t +_hb_buffer_deserialize_text_unicode (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, *eof = pe, *orig_pe = pe; + + while (p < pe && ISSPACE (*p)) + p++; + if (p < pe && *p == (buffer->len ? '|' : '<')) + *end_ptr = ++p; + + const char *end = strchr ((char *) p, '>'); + if (end) + pe = eof = end; + else + { + end = strrchr ((char *) p, '|'); + if (end) + pe = eof = end; + else + pe = eof = p; + } + + + const char *tok = nullptr; + int cs; + hb_glyph_info_t info = {0}; + const hb_glyph_position_t pos = {0}; + +#line 194 "hb-buffer-deserialize-text-unicode.hh" + { + cs = deserialize_text_unicode_start; + } + +#line 197 "hb-buffer-deserialize-text-unicode.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_unicode_trans_keys + (cs<<1); + _inds = _deserialize_text_unicode_indicies + _deserialize_text_unicode_index_offsets[cs]; + + _slen = _deserialize_text_unicode_key_spans[cs]; + _trans = _inds[ _slen > 0 && _keys[0] <=(*p) && + (*p) <= _keys[1] ? + (*p) - _keys[0] : _slen ]; + + cs = _deserialize_text_unicode_trans_targs[_trans]; + + if ( _deserialize_text_unicode_trans_actions[_trans] == 0 ) + goto _again; + + switch ( _deserialize_text_unicode_trans_actions[_trans] ) { + case 1: +#line 38 "hb-buffer-deserialize-text-unicode.rl" + { + hb_memset (&info, 0, sizeof (info)); +} + break; + case 2: +#line 51 "hb-buffer-deserialize-text-unicode.rl" + { + tok = p; +} + break; + case 4: +#line 55 "hb-buffer-deserialize-text-unicode.rl" + {if (!parse_hex (tok, p, &info.codepoint )) return false; } + break; + case 3: +#line 55 "hb-buffer-deserialize-text-unicode.rl" + {if (!parse_hex (tok, p, &info.codepoint )) return false; } +#line 42 "hb-buffer-deserialize-text-unicode.rl" + { + buffer->add_info (info); + if (unlikely (!buffer->successful)) + return false; + if (buffer->have_positions) + buffer->pos[buffer->len - 1] = pos; + *end_ptr = p; +} + break; + case 5: +#line 57 "hb-buffer-deserialize-text-unicode.rl" + { if (!parse_uint (tok, p, &info.cluster )) return false; } +#line 42 "hb-buffer-deserialize-text-unicode.rl" + { + buffer->add_info (info); + if (unlikely (!buffer->successful)) + return false; + if (buffer->have_positions) + buffer->pos[buffer->len - 1] = pos; + *end_ptr = p; +} + break; +#line 256 "hb-buffer-deserialize-text-unicode.hh" + } + +_again: + if ( cs == 0 ) + goto _out; + if ( ++p != pe ) + goto _resume; + _test_eof: {} + if ( p == eof ) + { + switch ( _deserialize_text_unicode_eof_actions[cs] ) { + case 3: +#line 55 "hb-buffer-deserialize-text-unicode.rl" + {if (!parse_hex (tok, p, &info.codepoint )) return false; } +#line 42 "hb-buffer-deserialize-text-unicode.rl" + { + buffer->add_info (info); + if (unlikely (!buffer->successful)) + return false; + if (buffer->have_positions) + buffer->pos[buffer->len - 1] = pos; + *end_ptr = p; +} + break; + case 5: +#line 57 "hb-buffer-deserialize-text-unicode.rl" + { if (!parse_uint (tok, p, &info.cluster )) return false; } +#line 42 "hb-buffer-deserialize-text-unicode.rl" + { + buffer->add_info (info); + if (unlikely (!buffer->successful)) + return false; + if (buffer->have_positions) + buffer->pos[buffer->len - 1] = pos; + *end_ptr = p; +} + break; +#line 289 "hb-buffer-deserialize-text-unicode.hh" + } + } + + _out: {} + } + +#line 115 "hb-buffer-deserialize-text-unicode.rl" + + + if (pe < orig_pe && *pe == '>') + { + pe++; + if (p == pe) + p++; + } + + *end_ptr = p; + + return p == pe; +} + +#endif /* HB_BUFFER_DESERIALIZE_TEXT_UNICODE_HH */ |