otMetricsGetYVariation

fnharfbuzz.types.Position otMetricsGetYVariation(harfbuzz.font.Font font, harfbuzz.types.OtMetricsTag metricsTag) nothrow

Fetches vertical metrics value corresponding to metrics_tag from font with the current font variation settings applied.

`font`	an #hb_font_t object.
`metricsTag`	tag of metrics value you like to fetch.

The requested metric value.