compute-font-metrics ( metrics font -- metrics )

Vocabulary

core-text

Inputs

metrics	an object
font	an object

Outputs

metrics

an object

Definition

USING: accessors core-text.fonts kernel ;

IN: core-text

: compute-font-metrics ( metrics font -- metrics )
    [ CTFontGetCapHeight >>cap-height ]
    [ CTFontGetXHeight >>x-height ] bi ; inline