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Diffstat (limited to 'Build/source/libs/harfbuzz/harfbuzz-0.9.34/src/hb-ot-hhea-table.hh')
-rw-r--r-- | Build/source/libs/harfbuzz/harfbuzz-0.9.34/src/hb-ot-hhea-table.hh | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/Build/source/libs/harfbuzz/harfbuzz-0.9.34/src/hb-ot-hhea-table.hh b/Build/source/libs/harfbuzz/harfbuzz-0.9.34/src/hb-ot-hhea-table.hh new file mode 100644 index 00000000000..d433200165c --- /dev/null +++ b/Build/source/libs/harfbuzz/harfbuzz-0.9.34/src/hb-ot-hhea-table.hh @@ -0,0 +1,97 @@ +/* + * 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_HHEA_TABLE_HH +#define HB_OT_HHEA_TABLE_HH + +#include "hb-open-type-private.hh" + + +namespace OT { + + +/* + * hhea -- The Horizontal Header Table + */ + +#define HB_OT_TAG_hhea HB_TAG('h','h','e','a') + + +struct hhea +{ + static const hb_tag_t tableTag = HB_OT_TAG_hhea; + + inline bool sanitize (hb_sanitize_context_t *c) { + TRACE_SANITIZE (this); + return TRACE_RETURN (c->check_struct (this) && likely (version.major == 1)); + } + + public: + FixedVersion version; /* 0x00010000u for version 1.0. */ + FWORD ascender; /* Typographic ascent. <a + * href="http://developer.apple.com/fonts/TTRefMan/RM06/Chap6hhea.html"> + * (Distance from baseline of highest + * ascender)</a> */ + FWORD descender; /* Typographic descent. <a + * href="http://developer.apple.com/fonts/TTRefMan/RM06/Chap6hhea.html"> + * (Distance from baseline of lowest + * descender)</a> */ + FWORD lineGap; /* Typographic line gap. Negative + * LineGap values are treated as zero + * in Windows 3.1, System 6, and + * System 7. */ + UFWORD advanceWidthMax; /* Maximum advance width value in + * 'hmtx' table. */ + FWORD minLeftSideBearing; /* Minimum left sidebearing value in + * 'hmtx' table. */ + FWORD minRightSideBearing; /* Minimum right sidebearing value; + * calculated as Min(aw - lsb - + * (xMax - xMin)). */ + FWORD xMaxExtent; /* Max(lsb + (xMax - xMin)). */ + SHORT caretSlopeRise; /* Used to calculate the slope of the + * cursor (rise/run); 1 for vertical. */ + SHORT caretSlopeRun; /* 0 for vertical. */ + SHORT caretOffset; /* The amount by which a slanted + * highlight on a glyph needs + * to be shifted to produce the + * best appearance. Set to 0 for + * non--slanted fonts */ + SHORT reserved1; /* set to 0 */ + SHORT reserved2; /* set to 0 */ + SHORT reserved3; /* set to 0 */ + SHORT reserved4; /* set to 0 */ + SHORT metricDataFormat; /* 0 for current format. */ + USHORT numberOfHMetrics; /* Number of hMetric entries in 'hmtx' + * table */ + public: + DEFINE_SIZE_STATIC (36); +}; + + +} /* namespace OT */ + + +#endif /* HB_OT_HHEA_TABLE_HH */ |