/* * Copyright © 2009,2010 Red Hat, Inc. * Copyright © 2010,2011,2013 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. * * Red Hat Author(s): Behdad Esfahbod * Google Author(s): Behdad Esfahbod */ #include "hb-aat-map.hh" #include "hb-aat-layout.hh" void hb_aat_map_builder_t::add_feature (hb_tag_t tag, unsigned int value) { if (tag == HB_TAG ('a','a','l','t')) { feature_info_t *info = features.push(); info->type = HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_ALTERNATIVES; info->setting = (hb_aat_layout_feature_selector_t) value; return; } const hb_aat_feature_mapping_t *mapping = hb_aat_layout_find_feature_mapping (tag); if (!mapping) return; feature_info_t *info = features.push(); info->type = mapping->aatFeatureType; info->setting = value ? mapping->selectorToEnable : mapping->selectorToDisable; } void hb_aat_map_builder_t::compile (hb_aat_map_t &m) { /* Sort features and merge duplicates */ if (features.length) { features.qsort (); unsigned int j = 0; for (unsigned int i = 1; i < features.length; i++) if (features[i].type != features[j].type) features[++j] = features[i]; features.shrink (j + 1); } hb_aat_layout_compile_map (this, &m); }