/*MooTools, My Object Oriented Javascript Tools. Copyright (c) 2006-2007 Valerio Proietti, <http://mad4milk.net>, MIT Style License.||Clientcide Copyright (c) 2006-2008, http://www.clientcide.com/wiki/cnet-libraries#license*/

Fx.Marquee=new Class({Extends:Fx.Morph,options:{mode:'horizontal',message:'',revert:true,delay:5000,cssClass:'msg',showEffect:{opacity:1},hideEffect:{opacity:0},revertEffect:{opacity:[0,1]},currentMessage:null},initialize:function(container,options){container=document.id(container);var msg=this.options.currentMessage||(container.getChildren().length==1)?container.getFirst():'';var wrapper=new Element('div',{styles:{position:'relative'},'class':'fxMarqueeWrapper'}).inject(container);this.parent(wrapper,options);this.current=this.wrapMessage(msg)},wrapMessage:function(msg){if(document.id(msg)&&document.id(msg).hasClass('fxMarquee')){var wrapper=document.id(msg)}else{var wrapper=new Element('span',{'class':'fxMarquee',styles:{position:'relative'}});if(document.id(msg))wrapper.grab(document.id(msg));else if($type(msg)=="string")wrapper.set('html',msg)}return wrapper.inject(this.element)},announce:function(options){this.setOptions(options).showMessage();return this},showMessage:function(reverting){(function(){var chain=this.$chain?$A(this.$chain):[];this.clearChain();this.element=document.id(this.element);this.current=document.id(this.current);this.message=document.id(this.message);this.start(this.options.hideEffect).chain(function(){if(reverting){this.message.hide();if(this.current)this.current.show()}else{if(this.message)this.message.dispose();this.message=this.wrapMessage(this.options.message);if(this.current)this.current.hide()}this.start((reverting)?this.options.revertEffect:this.options.showEffect).chain(function(){if(this.$chain)this.$chain.combine(chain);else this.$chain=chain;this.fireEvent((reverting)?'onRevert':'onMessage');if(!reverting&&this.options.revert)this.showMessage(true);else this.callChain.delay(this.options.delay,this)}.bind(this))}.bind(this))}).delay((reverting)?this.options.delay:10,this);return this}});