diff options
Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-ot-hmtx-table.hh')
| -rw-r--r-- | src/3rdparty/harfbuzz-ng/src/hb-ot-hmtx-table.hh | 37 |
1 files changed, 24 insertions, 13 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-ot-hmtx-table.hh b/src/3rdparty/harfbuzz-ng/src/hb-ot-hmtx-table.hh index e918e3b3f4..317854ce7f 100644 --- a/src/3rdparty/harfbuzz-ng/src/hb-ot-hmtx-table.hh +++ b/src/3rdparty/harfbuzz-ng/src/hb-ot-hmtx-table.hh @@ -35,22 +35,27 @@ namespace OT { /* * hmtx -- The Horizontal Metrics Table + * vmtx -- The Vertical Metrics Table */ #define HB_OT_TAG_hmtx HB_TAG('h','m','t','x') +#define HB_OT_TAG_vmtx HB_TAG('v','m','t','x') -struct LongHorMetric +struct LongMetric { - USHORT advanceWidth; - SHORT lsb; + USHORT advance; /* Advance width/height. */ + SHORT lsb; /* Leading (left/top) side bearing. */ public: DEFINE_SIZE_STATIC (4); }; -struct hmtx +struct _mtx { - static const hb_tag_t tableTag = HB_OT_TAG_hmtx; + static const hb_tag_t tableTag = HB_TAG('_','m','t','x'); + + static const hb_tag_t hmtxTag = HB_OT_TAG_hmtx; + static const hb_tag_t vmtxTag = HB_OT_TAG_vmtx; inline bool sanitize (hb_sanitize_context_t *c) { TRACE_SANITIZE (this); @@ -60,7 +65,7 @@ struct hmtx } public: - LongHorMetric longHorMetric[VAR]; /* Paired advance width and left side + LongMetric longMetric[VAR]; /* Paired advance width and leading * bearing values for each glyph. The * value numOfHMetrics comes from * the 'hhea' table. If the font is @@ -68,23 +73,29 @@ struct hmtx * be in the array, but that entry is * required. The last entry applies to * all subsequent glyphs. */ - SHORT leftSideBearingX[VAR]; /* Here the advanceWidth is assumed - * to be the same as the advanceWidth + SHORT leadingBearingX[VAR]; /* Here the advance is assumed + * to be the same as the advance * for the last entry above. The * number of entries in this array is * derived from numGlyphs (from 'maxp' - * table) minus numberOfHMetrics. This - * generally is used with a run of - * monospaced glyphs (e.g., Kanji + * table) minus numberOfLongMetrics. + * This generally is used with a run + * of monospaced glyphs (e.g., Kanji * fonts or Courier fonts). Only one * run is allowed and it must be at * the end. This allows a monospaced - * font to vary the left side bearing + * font to vary the side bearing * values for each glyph. */ public: - DEFINE_SIZE_ARRAY2 (0, longHorMetric, leftSideBearingX); + DEFINE_SIZE_ARRAY2 (0, longMetric, leadingBearingX); }; +struct hmtx : _mtx { + static const hb_tag_t tableTag = HB_OT_TAG_hmtx; +}; +struct vmtx : _mtx { + static const hb_tag_t tableTag = HB_OT_TAG_vmtx; +}; } /* namespace OT */ |