Fun With UIButtons and Core Animation Layers

Upon first glance, the UIButton class doesn’t seem to provide what you might expect in terms of customization. This often causes developers to resort to creating buttons in an image editor and then specifying that in the Background field in Interface Builder. This is a fine solution and will likely give you what you need, but with Core Animation layers there is a simpler way to achieve the look you want without having to create an image. This post will demonstrate how.

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