acet-ss-drag-rotate

(acet-ss-drag-rotate  sset  refPt  prompt  highlight)

This function rotates a given selectionset; supports (initget) settings and allows arbitrary text or keywords input.

sset : a normal selectionset to be dragged
refPt : the base or reference point for dragging operation
prompt  the message prompt to be shown
highlight  T or NIL specifies whether the rubberband cursor line is highlighted

Returns a single value of type :
string - a keyword (based on message string, or previous (initget) keyword strings)
double - the angle specified
NIL - the function was cancelled or empty input

Note : the provided selectionset is not copied, no new entities are created