Returns the hyphenation factor in effect at a specified location.
- macOS 10.4+
The index of the glyph position to examine.
The hyphenation factor in effect at
glyph. The hyphenation factor is a value ranging from 0.0 to 1.0 that controls when hyphenation is attempted. By default, the value is 0.0, meaning hyphenation is off. A factor of 1.0 causes hyphenation to be attempted always.
The typesetter calls this method with a proposed hyphenation point for a line break to find the hyphenation factor in effect at that time. A subclass can override this method to customize the text layout process.