Cast FAB animation that runs below android L?

I read a lot of topics about material design and sawing examples. I recently installed a calendar application that called "Calendar Today," which has a material design and requires Android 4.1 and up, as well as animations and transitions running 4.1 and later.

The FAB transition is very good along with other types. I want to implement it in my application, which requires API Level 14+, when the user clicks on FAB, he will go to buttom with good animation.

My design is as follows:

ShV8e.png

How to implement this transition?

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