iphone - Scrolling rows effects in iOS 7 -

i want make scrolling effect in ios 7 when scroll up, rows move gif shows. please forget effect when scroll down (because cannot find better sample). however, don't know how although did research, solutions , open sources appreciated!

http://d13yacurqjgara.cloudfront.net/users/107759/screenshots/1176252/moments-ios7.gif

this done adding gravity effect uikit components. once add attachmentbehaviors, can achieve effect.

you can find tutorial here.

there solution specific uitableviewcells here.