Read a slideshow tour (W3C AnnotationCollection + extension) as storymap
data — the counterpart of manifestToStorymapData() for that format.
Pure, so the same document always produces the same story.
Translate one slideshow tour document (plus any following pages) into
storymap data. Slideshow-only fields land verbatim; internal validation
(validateStorymap) must still pass on the result.
Read a slideshow tour (W3C AnnotationCollection + extension) as storymap data — the counterpart of
manifestToStorymapData()for that format. Pure, so the same document always produces the same story.