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Diffstat (limited to 'Build/source/libs/harfbuzz/harfbuzz-0.9.12/src/hb-open-file-private.hh')
-rw-r--r-- | Build/source/libs/harfbuzz/harfbuzz-0.9.12/src/hb-open-file-private.hh | 261 |
1 files changed, 0 insertions, 261 deletions
diff --git a/Build/source/libs/harfbuzz/harfbuzz-0.9.12/src/hb-open-file-private.hh b/Build/source/libs/harfbuzz/harfbuzz-0.9.12/src/hb-open-file-private.hh deleted file mode 100644 index 250504ae20b..00000000000 --- a/Build/source/libs/harfbuzz/harfbuzz-0.9.12/src/hb-open-file-private.hh +++ /dev/null @@ -1,261 +0,0 @@ -/* - * Copyright © 2007,2008,2009 Red Hat, Inc. - * Copyright © 2012 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 - */ - -#ifndef HB_OPEN_FILE_PRIVATE_HH -#define HB_OPEN_FILE_PRIVATE_HH - -#include "hb-open-type-private.hh" - - -namespace OT { - - -/* - * - * The OpenType Font File - * - */ - - -/* - * Organization of an OpenType Font - */ - -struct OpenTypeFontFile; -struct OffsetTable; -struct TTCHeader; - - -typedef struct TableRecord -{ - inline bool sanitize (hb_sanitize_context_t *c) { - TRACE_SANITIZE (this); - return TRACE_RETURN (c->check_struct (this)); - } - - Tag tag; /* 4-byte identifier. */ - CheckSum checkSum; /* CheckSum for this table. */ - ULONG offset; /* Offset from beginning of TrueType font - * file. */ - ULONG length; /* Length of this table. */ - public: - DEFINE_SIZE_STATIC (16); -} OpenTypeTable; - -typedef struct OffsetTable -{ - friend struct OpenTypeFontFile; - - inline unsigned int get_table_count (void) const - { return numTables; } - inline const TableRecord& get_table (unsigned int i) const - { - if (unlikely (i >= numTables)) return Null(TableRecord); - return tables[i]; - } - inline bool find_table_index (hb_tag_t tag, unsigned int *table_index) const - { - Tag t; - t.set (tag); - unsigned int count = numTables; - for (unsigned int i = 0; i < count; i++) - { - if (t == tables[i].tag) - { - if (table_index) *table_index = i; - return true; - } - } - if (table_index) *table_index = Index::NOT_FOUND_INDEX; - return false; - } - inline const TableRecord& get_table_by_tag (hb_tag_t tag) const - { - unsigned int table_index; - find_table_index (tag, &table_index); - return get_table (table_index); - } - - public: - inline bool sanitize (hb_sanitize_context_t *c) { - TRACE_SANITIZE (this); - return TRACE_RETURN (c->check_struct (this) && c->check_array (tables, TableRecord::static_size, numTables)); - } - - protected: - Tag sfnt_version; /* '\0\001\0\00' if TrueType / 'OTTO' if CFF */ - USHORT numTables; /* Number of tables. */ - USHORT searchRange; /* (Maximum power of 2 <= numTables) x 16 */ - USHORT entrySelector; /* Log2(maximum power of 2 <= numTables). */ - USHORT rangeShift; /* NumTables x 16-searchRange. */ - TableRecord tables[VAR]; /* TableRecord entries. numTables items */ - public: - DEFINE_SIZE_ARRAY (12, tables); -} OpenTypeFontFace; - - -/* - * TrueType Collections - */ - -struct TTCHeaderVersion1 -{ - friend struct TTCHeader; - - inline unsigned int get_face_count (void) const { return table.len; } - inline const OpenTypeFontFace& get_face (unsigned int i) const { return this+table[i]; } - - inline bool sanitize (hb_sanitize_context_t *c) { - TRACE_SANITIZE (this); - return TRACE_RETURN (table.sanitize (c, this)); - } - - protected: - Tag ttcTag; /* TrueType Collection ID string: 'ttcf' */ - FixedVersion version; /* Version of the TTC Header (1.0), - * 0x00010000 */ - LongOffsetLongArrayOf<OffsetTable> - table; /* Array of offsets to the OffsetTable for each font - * from the beginning of the file */ - public: - DEFINE_SIZE_ARRAY (12, table); -}; - -struct TTCHeader -{ - friend struct OpenTypeFontFile; - - private: - - inline unsigned int get_face_count (void) const - { - switch (u.header.version.major) { - case 2: /* version 2 is compatible with version 1 */ - case 1: return u.version1.get_face_count (); - default:return 0; - } - } - inline const OpenTypeFontFace& get_face (unsigned int i) const - { - switch (u.header.version.major) { - case 2: /* version 2 is compatible with version 1 */ - case 1: return u.version1.get_face (i); - default:return Null(OpenTypeFontFace); - } - } - - inline bool sanitize (hb_sanitize_context_t *c) { - TRACE_SANITIZE (this); - if (unlikely (!u.header.version.sanitize (c))) return TRACE_RETURN (false); - switch (u.header.version.major) { - case 2: /* version 2 is compatible with version 1 */ - case 1: return TRACE_RETURN (u.version1.sanitize (c)); - default:return TRACE_RETURN (true); - } - } - - protected: - union { - struct { - Tag ttcTag; /* TrueType Collection ID string: 'ttcf' */ - FixedVersion version; /* Version of the TTC Header (1.0 or 2.0), - * 0x00010000 or 0x00020000 */ - } header; - TTCHeaderVersion1 version1; - } u; -}; - - -/* - * OpenType Font File - */ - -struct OpenTypeFontFile -{ - static const hb_tag_t CFFTag = HB_TAG ('O','T','T','O'); /* OpenType with Postscript outlines */ - static const hb_tag_t TrueTypeTag = HB_TAG ( 0 , 1 , 0 , 0 ); /* OpenType with TrueType outlines */ - static const hb_tag_t TTCTag = HB_TAG ('t','t','c','f'); /* TrueType Collection */ - static const hb_tag_t TrueTag = HB_TAG ('t','r','u','e'); /* Obsolete Apple TrueType */ - static const hb_tag_t Typ1Tag = HB_TAG ('t','y','p','1'); /* Obsolete Apple Type1 font in SFNT container */ - - inline hb_tag_t get_tag (void) const { return u.tag; } - - inline unsigned int get_face_count (void) const - { - switch (u.tag) { - case CFFTag: /* All the non-collection tags */ - case TrueTag: - case Typ1Tag: - case TrueTypeTag: return 1; - case TTCTag: return u.ttcHeader.get_face_count (); - default: return 0; - } - } - inline const OpenTypeFontFace& get_face (unsigned int i) const - { - switch (u.tag) { - /* Note: for non-collection SFNT data we ignore index. This is because - * Apple dfont container is a container of SFNT's. So each SFNT is a - * non-TTC, but the index is more than zero. */ - case CFFTag: /* All the non-collection tags */ - case TrueTag: - case Typ1Tag: - case TrueTypeTag: return u.fontFace; - case TTCTag: return u.ttcHeader.get_face (i); - default: return Null(OpenTypeFontFace); - } - } - - inline bool sanitize (hb_sanitize_context_t *c) { - TRACE_SANITIZE (this); - if (unlikely (!u.tag.sanitize (c))) return TRACE_RETURN (false); - switch (u.tag) { - case CFFTag: /* All the non-collection tags */ - case TrueTag: - case Typ1Tag: - case TrueTypeTag: return TRACE_RETURN (u.fontFace.sanitize (c)); - case TTCTag: return TRACE_RETURN (u.ttcHeader.sanitize (c)); - default: return TRACE_RETURN (true); - } - } - - protected: - union { - Tag tag; /* 4-byte identifier. */ - OpenTypeFontFace fontFace; - TTCHeader ttcHeader; - } u; - public: - DEFINE_SIZE_UNION (4, tag); -}; - - -} /* namespace OT */ - - -#endif /* HB_OPEN_FILE_PRIVATE_HH */ |