Type Alias PageMode

PageMode:
    | "UseNone"
    | "UseOutlines"
    | "UseThumbs"
    | "FullScreen"
    | "UseOC"
    | "UseAttachments"

Which panel (if any) a reader shows on open — the catalog /PageMode name (ISO 32000-1 §7.7.2). Passed to GigaPdfDoc.setPageMode.