|:: String||Name of the window.
|-> (Int, Int)||Initial size of the window, in pixels.
|-> (Int, Int)||Initial position of the window, in pixels relative to
the top left corner of the screen.
|-> IO ()|
|Opens a window and calls a user supplied function to draw frames for animation.
Timing and event information can be obtained from the display state which is passed
to the user function at each call.