Available transitions are Blinds Fade Fly Iris Photo PixelDissolve Rotate Squeeze Tween Wipe Zoom.
Available easings are Back Bounce Elastic None Regular Strong.
You may change the * in the import statements to be just the transition/easing you are using.

import mx.transitions.*;
import mx.transitions.easing.*;
TransitionManager.start(targetClip, {type:Wipe, direction:0, duration:1, easing:Regular.easeOut});