1.  Deleting Animation : Users can press the 'd' key to immediately delete all paint objects on the screen.  

2.  Color Animation:  Users can press the '2' key to trigger a glowing animation on all of the present paint objects on the screen (right click to draw).  

3.  Spin Animation: Users can press the '3' key to trigger a spinning animation on all of the present paint objects of the screen (right click to draw).  

4.  Bounce Animation:  User can press the '1' key to trigger a bounce-type of animation on all of the present objects on the screen (right click to draw).