Android L - Floating Action Button (FAB)

Question

Did Google already released a defined style or a component for this new circular FAB button or should I implement the design on my own?

The button is described here:

Answer 1

Since Labels FAB feature (like in Evernote or Inbox apps) was added to this awesome library feel free to use it:

Gradle dependency:

    compile 'com.getbase:floatingactionbutton:1.3.0'

Layout.xml:

menu_labels_style.xml:

fab_label_background.xml:

Enjoy!