OptionalcontentCache categories to discard. Default: all categories. Choose a subset when
the raw edit's effects are known—for example ['render'] after changing
only a page content stream.
Optionalpage1-based page numbers to refresh. Default: every page.
OptionalreloadAlso ask PDFium to recreate page objects and reload page size, rotation, bounding-box and load-state metadata. Enable this after editing page dictionaries or page-tree structure.
Options for PdfrxViewer.refreshPages.