Cap inset detector & optimizer for resizable UIKit assets.

Add this line to your application's Gemfile:

gem 'elrio'

And then execute:

$ bundle

Or install it yourself as:

$ gem install elrio

To get the resizable cap insets for an asset:

$ elrio analyze image.png

To create an optimized version of the asset:

$ elrio optimize image.png

When run with this image:

$ elrio optimize image.png
image.png: [48, 48, 48, 48] # Top, Left, Bottom, Right

This optimized version is written to image-optimized.png:

1. Fork it
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create new Pull Request