Tween - Yoyo

Code

var stage = new Stage("canvas", 420, 500, 30);
    
var colors = [0xcc0000, 0xffcc00, 0xaaff00, 0x0099cc, 0x194c99, 0x661999];
var funcs = ['Linear', 'Back', 'Bounce', 'Circ', 'Cubic', 'Elastic', 'Quad', 'Quart', 'Quint', 'Sine'];
var cnt = 0;

var createBox = function()
{
    var box = new Shape();
    box.y = (cnt++ * 15);
    box.graphics.beginFill(colors[Math.floor(Math.random() * colors.length)]);
    box.graphics.drawRect(0, 0, 15, 15);
    box.graphics.endFill();
    stage.addChild(box);
    return box;
}

var createTween = function(obj, func)
{
    var tween = new Tween(obj, 'x', func, 0, 405, 60, false);
    tween.addEventListener(TweenEvent.MOTION_FINISH, tween.yoyo);
    obj.addEventListener(Event.REMOVED_FROM_STAGE, function(e) {
        tween.removeEventListener(TweenEvent.MOTION_FINISH, tween.yoyo);
        tween.stop();
    });
    return tween;
}

for (n in funcs) {
    createTween(createBox(), Tween[funcs[n]].easeIn);
    createTween(createBox(), Tween[funcs[n]].easeOut);
    createTween(createBox(), Tween[funcs[n]].easeInOut);
}

Canvas

Output