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Diffstat (limited to 'Build/source/libs/harfbuzz/harfbuzz-src/src/hb-aat-ltag-table.hh')
-rw-r--r-- | Build/source/libs/harfbuzz/harfbuzz-src/src/hb-aat-ltag-table.hh | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-aat-ltag-table.hh b/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-aat-ltag-table.hh new file mode 100644 index 00000000000..15c4e89cbe5 --- /dev/null +++ b/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-aat-ltag-table.hh @@ -0,0 +1,79 @@ +/* + * Copyright © 2018 Ebrahim Byagowi + * + * 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. + */ + +#ifndef HB_AAT_LTAG_TABLE_HH +#define HB_AAT_LTAG_TABLE_HH + +#include "hb-aat-layout-common-private.hh" + +/* + * ltag -- Language Tag + * https://developer.apple.com/fonts/TrueType-Reference-Manual/RM06/Chap6ltag.html + */ +#define HB_AAT_TAG_ltag HB_TAG('l','t','a','g') + + +namespace AAT { + + +struct FTStringRange +{ + inline bool sanitize (hb_sanitize_context_t *c, const void *base) const + { + TRACE_SANITIZE (this); + return_trace (c->check_struct (this) && (base+tag).sanitize (c, length)); + } + + protected: + OffsetTo<UnsizedArrayOf<HBUINT8> > + tag; /* Offset from the start of the table to + * the beginning of the string */ + HBUINT16 length; /* String length (in bytes) */ + public: + DEFINE_SIZE_STATIC (4); +}; + +struct ltag +{ + static const hb_tag_t tableTag = HB_AAT_TAG_ltag; + + inline bool sanitize (hb_sanitize_context_t *c) const + { + TRACE_SANITIZE (this); + return_trace (likely (c->check_struct (this) && tagRanges.sanitize (c, this))); + } + + protected: + HBUINT32 version; /* Table version; currently 1 */ + HBUINT32 flags; /* Table flags; currently none defined */ + LArrayOf<FTStringRange> + tagRanges; /* Range for each tag's string */ + public: + DEFINE_SIZE_ARRAY (12, tagRanges); +}; + +} /* namespace AAT */ + + +#endif /* HB_AAT_LTAG_TABLE_HH */ |