﻿// JScript File
function pausescroller(content, divId, divClass, delay){
this.content=content
this.tickerid=divId
this.delay=delay
this.mouseoverBol=0
this.hiddendivpointer=1
document.write('<div id="'+divId+'" class="'+divClass+'" style="position: relative; overflow: hidden"><div class="innerDiv" style="position: absolute; width: 100%" id="'+divId+'1">'+content[0]+'</div><div class="innerDiv" style="position: absolute; width: 100%; visibility: hidden" id="'+divId+'2">'+content[1]+'</div></div>')
var scrollerinstance=this
if (window.addEventListener)
window.addEventListener("load", function(){scrollerinstance.initialize()}, false)
else if (window.attachEvent)
window.attachEvent("onload", function(){scrollerinstance.initialize()})
else if (document.getElementById)
setTimeout(function(){scrollerinstance.initialize()}, 500)
}

// -------------------------------------------------------------------
// initialize()
// Inicialização dos métodos do letreito
// -------------------------------------------------------------------

pausescroller.prototype.initialize=function(){
this.tickerdiv=document.getElementById(this.tickerid)
this.visiblediv=document.getElementById(this.tickerid+"1")
this.hiddendiv=document.getElementById(this.tickerid+"2")
this.visibledivtop=parseInt(pausescroller.getCSSpadding(this.tickerdiv))
//Definir a largura do interior das DIVs
this.getinline(this.visiblediv, this.hiddendiv)
this.hiddendiv.style.visibility="visible"
var scrollerinstance=this
document.getElementById(this.tickerid).onmouseover=function(){scrollerinstance.m
useoverBol=1}
document.getElementById(this.tickerid).onmouseout=function(){scrollerinstance.mo
seoverBol=0}
if (window.attachEvent)
window.attachEvent("onunload", function(){scrollerinstance.tickerdiv.onmouseover=scrollerinstance.tickerdiv.onm
useout=null})
setTimeout(function(){scrollerinstance.animateup()}, this.delay)
}

// -------------------------------------------------------------------
// animateup()
// Move as duas divs interiores do letreito em sincronia
// -------------------------------------------------------------------

pausescroller.prototype.animateup=function(){
var scrollerinstance=this
if (parseInt(this.hiddendiv.style.top)>(this.visibledivtop+1)){
this.visiblediv.style.top=parseInt(this.visiblediv.style.top)-1+"px"
this.hiddendiv.style.top=parseInt(this.hiddendiv.style.top)-1+"px"
setTimeout(function(){scrollerinstance.animateup()}, 100)
}
else{
this.getinline(this.hiddendiv, this.visiblediv)
this.swapdivs()
setTimeout(function(){scrollerinstance.setmessage()}, this.delay)
}
}

// -------------------------------------------------------------------
// swapdivs()
// Altera entre a div que é visível e a que está escondida
// -------------------------------------------------------------------

pausescroller.prototype.swapdivs=function(){
var tempcontainer=this.visiblediv
this.visiblediv=this.hiddendiv
this.hiddendiv=tempcontainer
}

pausescroller.prototype.getinline=function(div1, div2){
div1.style.top=this.visibledivtop+"px"
div2.style.top=Math.max(div1.parentNode.offsetHeight, div1.offsetHeight)+"px"
}

// -------------------------------------------------------------------
// setmessage()
// Insere a div oculta na próxima mensagem antes de ficar visível
// -------------------------------------------------------------------

pausescroller.prototype.setmessage=function(){
var scrollerinstance=this
if (this.mouseoverBol==1) //Se o mouse é atuado, pára o letreiro
setTimeout(function(){scrollerinstance.setmessage()}, 100)
else{
var i=this.hiddendivpointer
var ceiling=this.content.length
this.hiddendivpointer=(i+1>ceiling-1)? 0 : i+1
this.hiddendiv.innerHTML=this.content[this.hiddendivpointer]
this.animateup()
}
}
pausescroller.getCSSpadding=function(tickerobj){ //Pega o valor do cabeçalho CSS, caso exista
if (tickerobj.currentStyle)
return tickerobj.currentStyle["paddingTop"]
else if (window.getComputedStyle)
return window.getComputedStyle(tickerobj, "").getPropertyValue("padding-top")
else
return 0
}
