Postscript: how to use setdash as a clipping path

Question

I have a path and I can use setdash. It works.

What I need to do is convert the dashes to be clipping path. I.e. the clipping path should be a series of boxes and arcs (path is curved).

Answer 1

strokepath and clip Eg:

%!
10 10 moveto
[3 3] 0 setdash
10 500 lineto
strokepath
clip
0 0 100 500 rectfill
showpage