$ dot -Tcmap input.dot
Image Map: Client-side
Deprecated.
Produces map files for client-side image maps. The cmap format is
mostly identical to cmapx, but the latter is well-formed XML amenable
to processing by XML tools. In particular, the cmapx output is wrapped in
<map></map>.
See ID Output Note.
Last modified
June 13, 2021
: Remove folder layer, add in per-output-format pages (77ec484)