How can you create a zoomable timeline in iOS?

How can you create a zoomable timeline in iOS?

References

Reference NO 1

http://stackoverflow.com/questions/15197628/how-can-you-create-a-zoomable-timeline-in-ios

Reference NO 2

http://queforum.com/iphone-issues/83629-how-can-you-create-zoomable-timeline-ios.html

Reference NO 3

https://www.cocoacontrols.com/platforms/ios/controls

Reference NO 4

http://pttrns.com/

Reference NO 5

http://www.maani.us/app_timeline/

Reference NO 6

https://itunes.apple.com/us/app/timeline-eons-free/id433352152?mt=8

Reference NO 7

http://reviews.cnet.com/8301-19512_7-57423397-233/fun-photo-apps-you-may-not-know-about-for-ios/

Reference NO 8

http://www.neogaf.com/forum/showthread.php?t=503125