三行文字成批间隙滚动的走马灯效果

2024-09-05 12:21:16

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三组文字成批间歇滚动，有停顿，简单修改下代码就可实现上、下、左、右方向的滚动，以及间歇时间、滚动步长和等待时间等，在一些股票类网站经常能看到。

<html><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><title>三行文字间隙滚动</title><style type="text/css"> *{font-size:12px;} #scrollBox2{width:150px; height:64px; line-height:22px; overflow:hidden; background-color:#eee;}</style></head><body>国家 汇率 今日汇率 <div id="scrollBox2">美元USD ŀ.775%<br />港币HKD ŀ.75%<br />英镑GBP ŀ.50%<br />欧元EUR ŀ.25%<br />日元JPY ŀ.01%<br /></div><script>window.onload=function(){  new Marquee(    "scrollBox2",  //容器ID<br />    0,  //滚动方向(0向上 1向下 2向左 3向右)<br />    2,  //滚动步长<br />    200,  //滚动区域宽度<br />    64,  //滚动区域高度<br />    50,  //定时器 数值越小，滚动的速度越快(1000=1秒,建议不小于20)<br />    2000,  //停顿时间(0为不停顿,1000=1秒)<br />    1000,  //开始等待时间(0为不等待,1000=1秒)<br />    22  //间歇滚动间距(可选)<br />    );  };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></html>

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