PeachDrawing.Text
PeachDrawing.Text.Shaping.ShapeSettings
ShapeSettings.UseCategories Property
For a run of an Indic script, the Universal Shaping Engine category of each code point, as Classify(int) gives them; otherwise null.
public System.Collections.Generic.IReadOnlyList<PeachDrawing.Text.Unicode.UseCategory>? UseCategories { get; init; }