Here is a list of all namespace enums with links to the namespace documentation for each enum:

Alignment : LibBoard
CaseSensitivity : LibBoard::Tools
ColorSpecification : LibBoard
Direction : LibBoard
Font : LibBoard::Fonts
LineCap : LibBoard
LineJoin : LibBoard
LineStyle : LibBoard
LineWidthFlag : LibBoard
PageSize : LibBoard
SketchFilling : LibBoard
Unit : LibBoard