AS Text 滚动文字

【一】

nameTxt.addEventListener(Event.ENTER_FRAME, onEnterFrameHander);

var num:int=0;

function onEnterFrameHander(evt:Event):void {

 num++;

 var sm:Number=_nameTxt.maxScrollH;

 nameTxt.scrollH=num;

 trace(num);

 if (nameTxt.scrollH==sm) {

 num = -sm;

 }

}

【二】

var text:String = "welcom to makenna’s ITeye !";

for(var i:int = 0;i<int(_nameTxt.width/3);i++){

 text=" "+text+" ";

}

nameTxt.htmlText = text;

nameTxt.addEventListener(Event.ENTER_FRAME, onEnterFrameHander); 

var num:int=0;

function onEnterFrameHander(evt:Event):void {

 num++;

 var sm:Number=_nameTxt.maxScrollH;

 nameTxt.scrollH=num;

 if (nameTxt.scrollH==sm) {

 num = 0;

 }

}