JS横向带停顿的图片无缝滚动特效

2017-05-31 网页编程网 网页编程网

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>JS横向带停顿的图片滚动特效</title>
<style>
body{font-size:12px;
font-family:arial;
}
</style>
</head>
<script>
function Marquee(){
this.ID=document.getElementById(arguments[0]);
this.Direction=arguments[1];
this.Step=arguments[2];
this.Width=arguments[3];
this.Height=arguments[4];
this.Timer=arguments[5];
this.WaitTime=arguments[6];
this.StopTime=arguments[7];
if(arguments[8]){this.ScrollStep=arguments[8];}else{this.ScrollStep=this.Direction>1?this.Width:this.Height;}
this.CTL=this.StartID=this.Stop=this.MouseOver=0;
this.ID.style.overflowX=this.ID.style.overflowY="hidden";
this.ID.noWrap=true;
this.ID.style.width=this.Width;
this.ID.style.height=this.Height;
this.ClientScroll=this.Direction>1?this.ID.scrollWidth:this.ID.scrollHeight;
this.ID.innerHTML+=this.ID.innerHTML;
this.Start(this,this.Timer,this.WaitTime,this.StopTime);
}
Marquee.prototype.Start=function(msobj,timer,waittime,stoptime){
msobj.StartID=function(){msobj.Scroll();}
msobj.Continue=function(){
if(msobj.MouseOver==1){setTimeout(msobj.Continue,waittime);}
else{clearInterval(msobj.TimerID); msobj.CTL=msobj.Stop=0; msobj.TimerID=setInterval(msobj.StartID,timer);}
}
msobj.Pause=function(){msobj.Stop=1; clearInterval(msobj.TimerID); setTimeout(msobj.Continue,waittime);}
msobj.Begin=function(){
msobj.TimerID=setInterval(msobj.StartID,timer);
msobj.ID.onmouseover=function(){msobj.MouseOver=1; clearInterval(msobj.TimerID);}
msobj.ID.onmouseout=function(){msobj.MouseOver=0; if(msobj.Stop==0){clearInterval(msobj.TimerID); msobj.TimerID=setInterval(msobj.StartID,timer);}}
}
setTimeout(msobj.Begin,stoptime);
}
Marquee.prototype.Scroll=function(){
switch(this.Direction){
case 0:
this.CTL+=this.Step;
if(this.CTL>=this.ScrollStep&&this.WaitTime>0){this.ID.scrollTop+=this.ScrollStep+this.Step-this.CTL; this.Pause(); return;}
else{if(this.ID.scrollTop>=this.ClientScroll) this.ID.scrollTop-=this.ClientScroll; this.ID.scrollTop+=this.Step;}
break;
case 1:
this.CTL+=this.Step;
if(this.CTL>=this.ScrollStep&&this.WaitTime>0){this.ID.scrollTop-=this.ScrollStep+this.Step-this.CTL; this.Pause(); return;}
else{if(this.ID.scrollTop<=0) this.ID.scrollTop+=this.ClientScroll; this.ID.scrollTop-=this.Step;}
break;
case 2:
this.CTL+=this.Step;
if(this.CTL>=this.ScrollStep&&this.WaitTime>0){this.ID.scrollLeft+=this.ScrollStep+this.Step-this.CTL; this.Pause(); return;}
else{if(this.ID.scrollLeft>=this.ClientScroll) this.ID.scrollLeft-=this.ClientScroll; this.ID.scrollLeft+=this.Step;}
break;
case 3:
this.CTL+=this.Step;
if(this.CTL>=this.ScrollStep&&this.WaitTime>0){this.ID.scrollLeft-=this.ScrollStep+this.Step-this.CTL; this.Pause(); return;}
else{if(this.ID.scrollLeft<=0) this.ID.scrollLeft+=this.ClientScroll; this.ID.scrollLeft-=this.Step;}
break;
}
}
</script>
<body>
<nobr>
<div id="marqueediv8" style="width:760px;height:52px;overflow:hidden;   ">
<img src="logo.gif" width="150" height="50"border="0"><img src="logo.gif" width="150" height="50"border="0"><img src="logo.gif" width="150" height="50"><img src="logo.gif" width="150" height="50"><img src="logo.gif" width="150" height="50"><img src="logo.gif" width="150" height="50">
<img src="logo.gif" width="150" height="50">
<img src="logo.gif" width="150" height="50">
<img src="logo.gif" width="150" height="50">
<img src="logo.gif" width="150" height="50">
<img src="logo.gif" width="150" height="50">
<img src="logo.gif" width="150" height="50" >
<img src="logo.gif" width="150" height="50">
<img src="logo.gif" width="150" height="50">
</div>
</nobr>
<script>
window.onload=function(){
new Marquee(
"marqueediv8",  //容器ID
2,  //向上滚动(0向上 1向下 2向左 3向右)
20,  //滚动的步长
760,  //容器可视宽度
52,  //容器可视高度
50,  //定时器 数值越小，滚动的速度越快(1000=1秒,建议不小于20)
1000,  //间歇停顿时间(0为不停顿,1000=1秒)
1000,  //开始时的等待时间(0为不等待,1000=1秒)
152//间歇滚动间距(可选)
);
};
</script>
</body>
</html>

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