Instance Property

capHeight

Returns the cap height of a font.

Declaration

var capHeight: Int32 { get }

Parameters

font: A font object.

Return Value

The cap height of the font.

Discussion

The cap height is the distance above the baseline of the top of flat capital letters of glyphs in a font. The value is specified in glyph space units.

See Also

Examining Font Metrics

var ascent: Int32

Returns the ascent of a font.

var descent: Int32

Returns the descent of a font.

var fontBBox: CGRect

Returns the bounding box of a font.

var italicAngle: CGFloat

Returns the italic angle of a font.

var leading: Int32

Returns the leading of a font.

var stemV: CGFloat

Returns the thickness of the dominant vertical stems of glyphs in a font.

var unitsPerEm: Int32

Returns the number of glyph space units per em for the provided font.

var xHeight: Int32

Returns the x-height of a font.

Beta Software

This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.

Learn more about using Apple's beta software