After developping a simple packing algorithm, I’ll explain here what it was needed for. The constraining test sample provided by wordress made me go for this, although it probably won’t prove that usefull in practical cases, but who knows ?
Wordpress release 3.5 came with a neat Image Editing API, let’s see how it can be used to create post thumbnails.
As I was developing the admin part of the theme, I got the idea to customize the checkboxes to give them a nice appearance, simply using some basic jQuery. This is how I got it done.
Big day, today, and this is no joke : my website changes and I switch to wordpress, developing my own theme for this purpose !