I may be a bit late, but pannellum seems to be what you are looking for.
I was able to make pannelum to run using Hype JavaScript tools, so it loads internally within Hype (nav buttons are the grey one on top)
http://heuristic.center/#espacios
And its great to trigger events within hype too (drag the picture)
http://zanate.com.mx/clientes/cuv/#valladolid