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Creating the bouncy/zoom image effect in the KickStarter iOS app

By on April 25, 2013 in iOS, iPhone

The KickStarter iOS app is pretty awesome. In particular, I like the bounce/zoom effect they have when you pull down on a UITableView. Turns out, it’s pretty easy to replicate. Since UITableView inherits from UIScrollView, we can simply implement the scrollViewDidScroll delegate method and detect when a scroll happens. From there, we just scale the [...]

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Creating a pull to refresh animation like the popular Vine iOS app

By on April 21, 2013 in iOS, iPhone

I liked some of the details in Twitter’s Vine iOS app so I set out to make some of them. I thought the pull to refresh animation was pretty cool so I started with that. You can view the code on my github page. This is still a rough proof of concept version. https://github.com/lostincode/UIVinePullToRefresh

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iOS tip: Center UILabel in tableFooterView

By on February 6, 2012 in iPhone

If you’re building an app that supports portrait and landscape you will probably run into an issue with keeping things centered after device rotation. Below is a quick example of adding a UILabel to a UITableView’s footer and keeping it centered regardless of device rotation. The trick is to use autoresizingMask which does all the [...]

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SDWebImage fixed width cell images

By on November 20, 2011 in iPhone

While looking for a easy solution to load uitableview images remotely, I came across a great library called SDWebImage. It’s very simple to use and provides a lot of flexibility for loading and caching images in your iOS project. As I started to use it, I ran into a issue when loading inconsistant thumbnail image [...]

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