--- /dev/null 2015-11-17 15:40:03.000000000 -0800 +++ new/src/java.desktop/share/native/libfontmanager/harfbuzz/hb-ot-layout-jstf-table.hh 2015-11-17 15:40:03.000000000 -0800 @@ -0,0 +1,263 @@ +/* + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +// This file is available under and governed by the GNU General Public +// License version 2 only, as published by the Free Software Foundation. +// However, the following notice accompanied the original version of this +// file: +// +/* + * 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_OT_LAYOUT_JSTF_TABLE_HH +#define HB_OT_LAYOUT_JSTF_TABLE_HH + +#include "hb-open-type-private.hh" +#include "hb-ot-layout-gpos-table.hh" + + +namespace OT { + + +/* + * JstfModList -- Justification Modification List Tables + */ + +typedef IndexArray JstfModList; + + +/* + * JstfMax -- Justification Maximum Table + */ + +typedef OffsetListOf JstfMax; + + +/* + * JstfPriority -- Justification Priority Table + */ + +struct JstfPriority +{ + inline bool sanitize (hb_sanitize_context_t *c) const + { + TRACE_SANITIZE (this); + return_trace (c->check_struct (this) && + shrinkageEnableGSUB.sanitize (c, this) && + shrinkageDisableGSUB.sanitize (c, this) && + shrinkageEnableGPOS.sanitize (c, this) && + shrinkageDisableGPOS.sanitize (c, this) && + shrinkageJstfMax.sanitize (c, this) && + extensionEnableGSUB.sanitize (c, this) && + extensionDisableGSUB.sanitize (c, this) && + extensionEnableGPOS.sanitize (c, this) && + extensionDisableGPOS.sanitize (c, this) && + extensionJstfMax.sanitize (c, this)); + } + + protected: + OffsetTo + shrinkageEnableGSUB; /* Offset to Shrinkage Enable GSUB + * JstfModList table--from beginning of + * JstfPriority table--may be NULL */ + OffsetTo + shrinkageDisableGSUB; /* Offset to Shrinkage Disable GSUB + * JstfModList table--from beginning of + * JstfPriority table--may be NULL */ + OffsetTo + shrinkageEnableGPOS; /* Offset to Shrinkage Enable GPOS + * JstfModList table--from beginning of + * JstfPriority table--may be NULL */ + OffsetTo + shrinkageDisableGPOS; /* Offset to Shrinkage Disable GPOS + * JstfModList table--from beginning of + * JstfPriority table--may be NULL */ + OffsetTo + shrinkageJstfMax; /* Offset to Shrinkage JstfMax table-- + * from beginning of JstfPriority table + * --may be NULL */ + OffsetTo + extensionEnableGSUB; /* Offset to Extension Enable GSUB + * JstfModList table--from beginning of + * JstfPriority table--may be NULL */ + OffsetTo + extensionDisableGSUB; /* Offset to Extension Disable GSUB + * JstfModList table--from beginning of + * JstfPriority table--may be NULL */ + OffsetTo + extensionEnableGPOS; /* Offset to Extension Enable GPOS + * JstfModList table--from beginning of + * JstfPriority table--may be NULL */ + OffsetTo + extensionDisableGPOS; /* Offset to Extension Disable GPOS + * JstfModList table--from beginning of + * JstfPriority table--may be NULL */ + OffsetTo + extensionJstfMax; /* Offset to Extension JstfMax table-- + * from beginning of JstfPriority table + * --may be NULL */ + + public: + DEFINE_SIZE_STATIC (20); +}; + + +/* + * JstfLangSys -- Justification Language System Table + */ + +struct JstfLangSys : OffsetListOf +{ + inline bool sanitize (hb_sanitize_context_t *c, + const Record::sanitize_closure_t * = NULL) const + { + TRACE_SANITIZE (this); + return_trace (OffsetListOf::sanitize (c)); + } +}; + + +/* + * ExtenderGlyphs -- Extender Glyph Table + */ + +typedef SortedArrayOf ExtenderGlyphs; + + +/* + * JstfScript -- The Justification Table + */ + +struct JstfScript +{ + inline unsigned int get_lang_sys_count (void) const + { return langSys.len; } + inline const Tag& get_lang_sys_tag (unsigned int i) const + { return langSys.get_tag (i); } + inline unsigned int get_lang_sys_tags (unsigned int start_offset, + unsigned int *lang_sys_count /* IN/OUT */, + hb_tag_t *lang_sys_tags /* OUT */) const + { return langSys.get_tags (start_offset, lang_sys_count, lang_sys_tags); } + inline const JstfLangSys& get_lang_sys (unsigned int i) const + { + if (i == Index::NOT_FOUND_INDEX) return get_default_lang_sys (); + return this+langSys[i].offset; + } + inline bool find_lang_sys_index (hb_tag_t tag, unsigned int *index) const + { return langSys.find_index (tag, index); } + + inline bool has_default_lang_sys (void) const { return defaultLangSys != 0; } + inline const JstfLangSys& get_default_lang_sys (void) const { return this+defaultLangSys; } + + inline bool sanitize (hb_sanitize_context_t *c, + const Record::sanitize_closure_t * = NULL) const + { + TRACE_SANITIZE (this); + return_trace (extenderGlyphs.sanitize (c, this) && + defaultLangSys.sanitize (c, this) && + langSys.sanitize (c, this)); + } + + protected: + OffsetTo + extenderGlyphs; /* Offset to ExtenderGlyph table--from beginning + * of JstfScript table-may be NULL */ + OffsetTo + defaultLangSys; /* Offset to DefaultJstfLangSys table--from + * beginning of JstfScript table--may be Null */ + RecordArrayOf + langSys; /* Array of JstfLangSysRecords--listed + * alphabetically by LangSysTag */ + public: + DEFINE_SIZE_ARRAY (6, langSys); +}; + + +/* + * JSTF -- The Justification Table + */ + +struct JSTF +{ + static const hb_tag_t tableTag = HB_OT_TAG_JSTF; + + inline unsigned int get_script_count (void) const + { return scriptList.len; } + inline const Tag& get_script_tag (unsigned int i) const + { return scriptList.get_tag (i); } + inline unsigned int get_script_tags (unsigned int start_offset, + unsigned int *script_count /* IN/OUT */, + hb_tag_t *script_tags /* OUT */) const + { return scriptList.get_tags (start_offset, script_count, script_tags); } + inline const JstfScript& get_script (unsigned int i) const + { return this+scriptList[i].offset; } + inline bool find_script_index (hb_tag_t tag, unsigned int *index) const + { return scriptList.find_index (tag, index); } + + inline bool sanitize (hb_sanitize_context_t *c) const + { + TRACE_SANITIZE (this); + return_trace (version.sanitize (c) && + likely (version.major == 1) && + scriptList.sanitize (c, this)); + } + + protected: + FixedVersion version; /* Version of the JSTF table--initially set + * to 0x00010000u */ + RecordArrayOf + scriptList; /* Array of JstfScripts--listed + * alphabetically by ScriptTag */ + public: + DEFINE_SIZE_ARRAY (6, scriptList); +}; + + +} /* namespace OT */ + + +#endif /* HB_OT_LAYOUT_JSTF_TABLE_HH */