PeachDrawing.Text
PeachDrawing.Text.Shaping.ShapeSettings
ShapeSettings.KhmerCategories Property
For a Khmer run, HarfBuzz’s own (pre-Universal-Shaping-Engine) shaping category of each code point, as Classify(int) gives them; otherwise null.
public System.Collections.Generic.IReadOnlyList<PeachDrawing.Text.Unicode.KhmerCategory>? KhmerCategories { get; init; }