Write a program that moves or change the color of a rectangle by clicking the mouse in a pane.

You should define a pane class to display the rectangle in the center after the program starts. Allow the user to move $($the center of $)$ the rectangle by left$-$clicking the mouse in the pane, and fill the rectangle with a random color by right$-$clicking the mouse.

See the sample outputs below for before and after moving$/$changing the color of the rectangle.

Final$\_$Q$2\_1.$png Final$\_$Q$2\_2.$png