diff options
Diffstat (limited to 'thirdparty/harfbuzz/src/hb-ot-shape-complex-syllabic.cc')
-rw-r--r-- | thirdparty/harfbuzz/src/hb-ot-shape-complex-syllabic.cc | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/thirdparty/harfbuzz/src/hb-ot-shape-complex-syllabic.cc b/thirdparty/harfbuzz/src/hb-ot-shape-complex-syllabic.cc deleted file mode 100644 index 76092c7f38..0000000000 --- a/thirdparty/harfbuzz/src/hb-ot-shape-complex-syllabic.cc +++ /dev/null @@ -1,103 +0,0 @@ -/* - * Copyright © 2021 Behdad Esfahbod. - * - * 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. - */ - -#include "hb.hh" - -#ifndef HB_NO_OT_SHAPE - -#include "hb-ot-shape-complex-syllabic.hh" - - -void -hb_syllabic_insert_dotted_circles (hb_font_t *font, - hb_buffer_t *buffer, - unsigned int broken_syllable_type, - unsigned int dottedcircle_category, - int repha_category, - int dottedcircle_position) -{ - if (unlikely (buffer->flags & HB_BUFFER_FLAG_DO_NOT_INSERT_DOTTED_CIRCLE)) - return; - - /* Note: This loop is extra overhead, but should not be measurable. - * TODO Use a buffer scratch flag to remove the loop. */ - bool has_broken_syllables = false; - unsigned int count = buffer->len; - hb_glyph_info_t *info = buffer->info; - for (unsigned int i = 0; i < count; i++) - if ((info[i].syllable() & 0x0F) == broken_syllable_type) - { - has_broken_syllables = true; - break; - } - if (likely (!has_broken_syllables)) - return; - - - hb_codepoint_t dottedcircle_glyph; - if (!font->get_nominal_glyph (0x25CCu, &dottedcircle_glyph)) - return; - - hb_glyph_info_t dottedcircle = {0}; - dottedcircle.codepoint = 0x25CCu; - dottedcircle.complex_var_u8_category() = dottedcircle_category; - if (dottedcircle_position != -1) - dottedcircle.complex_var_u8_auxiliary() = dottedcircle_position; - dottedcircle.codepoint = dottedcircle_glyph; - - buffer->clear_output (); - - buffer->idx = 0; - unsigned int last_syllable = 0; - while (buffer->idx < buffer->len && buffer->successful) - { - unsigned int syllable = buffer->cur().syllable(); - if (unlikely (last_syllable != syllable && (syllable & 0x0F) == broken_syllable_type)) - { - last_syllable = syllable; - - hb_glyph_info_t ginfo = dottedcircle; - ginfo.cluster = buffer->cur().cluster; - ginfo.mask = buffer->cur().mask; - ginfo.syllable() = buffer->cur().syllable(); - - /* Insert dottedcircle after possible Repha. */ - if (repha_category != -1) - { - while (buffer->idx < buffer->len && buffer->successful && - last_syllable == buffer->cur().syllable() && - buffer->cur().complex_var_u8_category() == (unsigned) repha_category) - (void) buffer->next_glyph (); - } - - (void) buffer->output_info (ginfo); - } - else - (void) buffer->next_glyph (); - } - buffer->sync (); -} - - -#endif |