Function

MACaptionAppearanceGetRelativeCharacterSize(_:_:)

Returns the preference for font scaling.

Declaration

func MACaptionAppearanceGetRelativeCharacterSize(_ domain: MACaptionAppearanceDomain, _ behavior: UnsafeMutablePointer<MACaptionAppearanceBehavior>?) -> CGFloat

Parameters

domain

The domain to retrieve the preference value from. See MACaptionAppearanceDomain. Pass MACaptionAppearanceDomain.user unless the system defaults are needed for comparison.

behavior

A pointer to memory. On return, this memory holds the caption appearance behavior for this preference setting. For possible values see MACaptionAppearanceBehavior. Pass NULL when you do not need the behavior setting.

Return Value

The font scaling preference, as a multiplier, for the specified style; ranging from 0.0 to 2.0.