Returns the value associated with an arbitrary attribute of the given font.


func CTFontCopyAttribute(_ font: CTFont, _ attribute: CFString) -> CFTypeRef?



The font reference.


The requested attribute.

Return Value

A retained reference to an arbitrary attribute or NULL if the requested attribute is not present.


Refer to the attribute definitions documentation for information as to how each attribute is packaged as a CFType.

See Also

Getting Font Data

func CTFontCopyFontDescriptor(CTFont) -> CTFontDescriptor

Returns the normalized font descriptor for the given font reference.

func CTFontGetSize(CTFont) -> CGFloat

Returns the point size of the given font.

func CTFontGetMatrix(CTFont) -> CGAffineTransform

Returns the transformation matrix of the given font.

func CTFontGetSymbolicTraits(CTFont) -> CTFontSymbolicTraits

Returns the symbolic traits of the given font.

func CTFontCopyTraits(CTFont) -> CFDictionary

Returns the traits dictionary of the given 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