appearanceDictionary
A dictionary that contains properties for controlling the annotation’s visual appearance.
Declaration
static let appearanceDictionary: PDFAnnotationKeyDiscussion
PDFKit typically generates this property when saving a PDF document. If present, PDFKit uses the contents of the dictionary to render the annotation. PDFKit clears this value if either of the following occurs:
The appearance changes and PDFKit must rerender the annotation, such as if the color changes.
Explicit removal of the value occurs to allow use of the annotation’s properties for rendering.