diff options
Diffstat (limited to 'Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-maxp-table.hh')
-rw-r--r-- | Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-maxp-table.hh | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-maxp-table.hh b/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-maxp-table.hh deleted file mode 100644 index 929956d12bf..00000000000 --- a/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-maxp-table.hh +++ /dev/null @@ -1,142 +0,0 @@ -/* - * Copyright © 2011,2012 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. - * - * Google Author(s): Behdad Esfahbod - */ - -#ifndef HB_OT_MAXP_TABLE_HH -#define HB_OT_MAXP_TABLE_HH - -#include "hb-open-type.hh" - -namespace OT { - - -/* - * maxp -- Maximum Profile - * https://docs.microsoft.com/en-us/typography/opentype/spec/maxp - */ - -#define HB_OT_TAG_maxp HB_TAG('m','a','x','p') - -struct maxpV1Tail -{ - bool sanitize (hb_sanitize_context_t *c) const - { - TRACE_SANITIZE (this); - return_trace (c->check_struct (this)); - } - - HBUINT16 maxPoints; /* Maximum points in a non-composite glyph. */ - HBUINT16 maxContours; /* Maximum contours in a non-composite glyph. */ - HBUINT16 maxCompositePoints; /* Maximum points in a composite glyph. */ - HBUINT16 maxCompositeContours; /* Maximum contours in a composite glyph. */ - HBUINT16 maxZones; /* 1 if instructions do not use the twilight zone (Z0), - * or 2 if instructions do use Z0; should be set to 2 in - * most cases. */ - HBUINT16 maxTwilightPoints; /* Maximum points used in Z0. */ - HBUINT16 maxStorage; /* Number of Storage Area locations. */ - HBUINT16 maxFunctionDefs; /* Number of FDEFs, equal to the highest function number + 1. */ - HBUINT16 maxInstructionDefs; /* Number of IDEFs. */ - HBUINT16 maxStackElements; /* Maximum stack depth. (This includes Font and CVT - * Programs, as well as the instructions for each glyph.) */ - HBUINT16 maxSizeOfInstructions; /* Maximum byte count for glyph instructions. */ - HBUINT16 maxComponentElements; /* Maximum number of components referenced at - * "top level" for any composite glyph. */ - HBUINT16 maxComponentDepth; /* Maximum levels of recursion; 1 for simple components. */ - public: - DEFINE_SIZE_STATIC (26); -}; - - -struct maxp -{ - static constexpr hb_tag_t tableTag = HB_OT_TAG_maxp; - - unsigned int get_num_glyphs () const { return numGlyphs; } - - void set_num_glyphs (unsigned int count) - { - numGlyphs = count; - } - - bool sanitize (hb_sanitize_context_t *c) const - { - TRACE_SANITIZE (this); - if (unlikely (!c->check_struct (this))) - return_trace (false); - - if (version.major == 1) - { - const maxpV1Tail &v1 = StructAfter<maxpV1Tail> (*this); - return_trace (v1.sanitize (c)); - } - return_trace (likely (version.major == 0 && version.minor == 0x5000u)); - } - - bool subset (hb_subset_context_t *c) const - { - TRACE_SUBSET (this); - maxp *maxp_prime = c->serializer->embed (this); - if (unlikely (!maxp_prime)) return_trace (false); - - maxp_prime->numGlyphs = c->plan->num_output_glyphs (); - if (maxp_prime->version.major == 1) - { - const maxpV1Tail *src_v1 = &StructAfter<maxpV1Tail> (*this); - maxpV1Tail *dest_v1 = c->serializer->embed<maxpV1Tail> (src_v1); - if (unlikely (!dest_v1)) return_trace (false); - - if (c->plan->drop_hints) - drop_hint_fields (dest_v1); - } - - return_trace (true); - } - - static void drop_hint_fields (maxpV1Tail* dest_v1) - { - dest_v1->maxZones = 1; - dest_v1->maxTwilightPoints = 0; - dest_v1->maxStorage = 0; - dest_v1->maxFunctionDefs = 0; - dest_v1->maxInstructionDefs = 0; - dest_v1->maxStackElements = 0; - dest_v1->maxSizeOfInstructions = 0; - } - - protected: - FixedVersion<>version;/* Version of the maxp table (0.5 or 1.0), - * 0x00005000u or 0x00010000u. */ - HBUINT16 numGlyphs; - /* The number of glyphs in the font. */ -/*maxpV1Tail v1Tail[HB_VAR_ARRAY]; */ - public: - DEFINE_SIZE_STATIC (6); -}; - - -} /* namespace OT */ - - -#endif /* HB_OT_MAXP_TABLE_HH */ |