`hmtx`: Horizontal Metrics table

The hmtx table is an OpenType table.

class fontTools.ttLib.tables._h_m_t_x.table__h_m_t_x(tag: str | bytes | None = None)[source]

Bases: DefaultTable

Horizontal Metrics table

The hmtx table contains per-glyph metrics for the glyphs in a glyf, CFF ``, or ``CFF2 table, as needed for horizontal text layout.

See also https://learn.microsoft.com/en-us/typography/opentype/spec/hmtx

headerTag = 'hhea'

advanceName = 'width'

sideBearingName = 'lsb'

numberOfMetricsName = 'numberOfHMetrics'

longMetricFormat = 'Hh'

decompile(data, ttFont)[source]

compile(ttFont)[source]

toXML(writer, ttFont)[source]

fromXML(name, attrs, content, ttFont)[source]

mergeMap = {'metrics': <function sumDicts>, 'tableTag': <function equal>}

subset_glyphs(s)