Style Options Feature Selector Constants

An ATSUI-compatible font may offer named sets of non contextual glyph substitutions that give the text a specific style or appearance. You can select among sets, using selectors such as those listed in Table D-21.

Table D-21 Feature selectors for the kStyleOptionsType feature type

Constant	Explanation
`kNoStyleOptionsSelector`	Specifies the use of the standard glyph set.
`kDisplayTextSelector`	Specifies the use of a glyph set that is designed for best display at large sizes (over 24 point).
`kEngravedTextSelector`	Specifies the use of a glyph set that has contrasting strokes parallel to the main stroke, giving an engraved effect.
`kIlluminatedCapsSelector`	Specifies the use of a glyph set with complex decoration surrounding the glyphs of capital letters.
`kTitlingCapsSelector`	Specifies the use of a glyph set in which capital letters have a special form for display in titles.
`kTallCapsSelector`	Specifies the use of a glyph set in which capital letters have a taller form than is typical.

You may be able to select more than one feature at a time from the list of alternate forms. For example, a font may offer display, engraved, and engraved-display style options.