How did Evernote implement their rich text editor on Android?

Question

As asked here: How did Evernote implement their rich text editor on iOS?

I've been struggling to find a third-party library for rich text editing on Android. I've just installed Evernote's Android client and they have a pretty nice solution. Anyone in the know as to how they did it?

edit

For anyone looking, the Wordpress app contains a WYSIWYG-ish editor that's open-source:

https://android.trac.wordpress.org/browser/trunk/src/org/wordpress/android/EditContent.java

Answer 1

here are some links that should help you get started:

http://code.google.com/p/android-richtexteditor/

Rich Text Box in android