Android代码-Fab 和 Dialog 之间的变换

**Fab and Dialog Morphing Animation on Android** It's simple but also flexible to use, hope you enjoy it! Inspired by Plaid project and some code based on it. See the description of the implementation on my blog License The MIT License (MIT) Copyright (c) 2016 Hujiawei Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rig