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  • 基于jQuery的上下左右无缝滚动应用(单行或多行)

     
    $(function(){
        var _wrap=$('ul.line');//定义滚动区域
        var _interval=2000;//定义滚动间隙时间
        var _moving;//需要清除的动画
        _wrap.hover(function(){
            clearInterval(_moving);//当鼠标在滚动区域中时,停止滚动
        },function(){
            _moving=setInterval(function(){
                var _field=_wrap.find('li:first');//此变量不可放置于函数起始处,li:first取值是变化的
                var _h=_field.height();//取得每次滚动高度(多行滚动情况下,此变量不可置于开始处,否则会有间隔时长延时)
                _field.animate({marginTop:-_h+'px'},600,function(){//通过取负margin值,隐藏第一行
                    _field.css('marginTop',0).appendTo(_wrap);//隐藏后,将该行的margin值置零,并插入到最后,实现无缝滚动
                })
            },_interval)//滚动间隔时间取决于_interval
        }).trigger('mouseleave');//函数载入时,模拟执行mouseleave,即自动滚动
    });
    

    基于jQuery的上下无缝滚动应用,可应用于多行或者单行.详解请参考注释.

    function ScrollImgLeft(){
    var speed=50,
    	doc=document,
    	scroll_begin = doc.getElementById("scroll_begin"),
    	scroll_end = doc.getElementById("scroll_end"),
    	scroll_div = doc.getElementById("scroll_div");
    scroll_end.innerHTML=scroll_begin.innerHTML;
      function Marquee(){
    	if(scroll_end.offsetTop-scroll_div.scrollTop<=0)
    	  scroll_div.scrollTop-=scroll_begin.offsetHeight
    	else
    	  scroll_div.scrollTop++
      }
    var MyMar=setInterval(Marquee,speed)
      scroll_div.onmouseover=function() {clearInterval(MyMar)}
      scroll_div.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
    }
    ScrollImgLeft();
    

    文字横向滚动:

    <div id="gongao">
    			<div id="scroll_div" style="238px;height:30px;margin:0 auto;white-space: nowrap;overflow:hidden;">
    				<div id="scroll_begin"><i>《传奇霸业》</i><i>、《斗破苍穹》</i><i>、《花千骨》</i></div>
    				<div id="scroll_end"><i>、《你好》</i></div>
    
    			</div>
    </div>
    

      

    css:

    #gongao{238px;height:30px;overflow:hidden;line-height:30px;@extend %inlineblock;vertical-align:-7px;} 
    
    
    #gongao #scroll_begin, #gongao #scroll_end{display:inline} 
    

      

    js:

    function ScrollImgLeft(){ 
      var speed=50; 
      var scroll_begin = document.getElementById("scroll_begin"); 
      var scroll_end = document.getElementById("scroll_end"); 
      var scroll_div = document.getElementById("scroll_div"); 
      scroll_end.innerHTML=scroll_begin.innerHTML; 
      function Marquee(){ 
      if(scroll_end.offsetWidth-scroll_div.scrollLeft<=0) 
        scroll_div.scrollLeft-=scroll_begin.offsetWidth; 
      else 
       scroll_div.scrollLeft++; 
      } 
    
     var MyMar=setInterval(Marquee,speed); 
        scroll_div.onmouseover=function() {clearInterval(MyMar);} 
        scroll_div.onmouseout=function() {MyMar=setInterval(Marquee,speed);} 
    } 
    
    
    ScrollImgLeft();
    

      

     

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  • 原文地址:https://www.cnblogs.com/xupeiyu/p/3793148.html
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