Pinch To Zoom Effect on UIImageView inside scrollView?

Question

I\'m using storyboard (iOS 6.0) to create a photo gallery viewer for my app. This is how my imageViewController is set up in storyboard:

Answer 1

I have created a fully working demo application (similar in nature to Facebook's default photo gallery) which demonstrates pinch to zoom of Image View nested inside a scroll view with AutoLayout and storyboards. View my project here: http://rexstjohn.com/facebook-like-ios-photo-modal-gallery-swipe-gestures/.

It also includes async photo loading via MKNetworkKit and gesture based swiping through a photo gallery. Enjoy and I hope it saves everyone time trying to figure this out because it is somewhat annoying.