This was a test give to me by a leading E-Commerce company in India which I fixed it in 5 hours.

Demo can be found @ http://android-pattern-unlock.herokuapp.com/

References Used:

http://bavotasan.com/2011/circular-images-with-css3/ http://www.javascripter.net/faq/addeventlistenerattachevent.htm

http://eightmedia.github.com/hammer.js/