Bagaimana untuk melaksanakan main balik tatal seperti kilat bagi imej menggunakan kemahiran html5

Bagaimana untuk melaksanakan main balik tatal seperti kilat bagi imej menggunakan kemahiran html5_javascript javascript

WBOY

Lepaskan： 2016-05-16 16:02:03

asal

1260 orang telah melayarinya

Contoh dalam artikel ini menerangkan cara melaksanakan main balik tatal seperti denyar imej menggunakan html5 javascript. Kongsikan dengan semua orang untuk rujukan anda. Butirannya adalah seperti berikut:

bahagian html:

<!DOCTYPE html> 
<html> 
<head lang="en"> 
 <meta charset="UTF-8"> 
 <title></title> 
 <script src="move.js" type="text/javascript"></script> 
 <link href="css.css" type="text/css" rel="stylesheet"> 
</head> 
<body> 
<div id="playImages" class="play"> 
 <ul class="big_pic"> 
  <div class="prev"></div> 
  <div class="next"></div> 
  <a class="mark_left" href="javascript:;"></a> 
  <a class="mark_right" href="javascript:;"></a> 
  <li style="z-index: 1"><img src="image/1.JPG"></li> 
  <li><img src="image/2.JPG"></li> 
  <li><img src="image/3.JPG"></li> 
  <li><img src="image/4.JPG"></li> 
  <li><img src="image/5.JPG"></li> 
  <li><img src="image/6.JPG"></li> 
 </ul> 
 <div class="small_pic"> 
  <ul> 
   <li><img src="image/1.JPG"></li> 
   <li><img src="image/2.JPG"></li> 
   <li><img src="image/3.JPG"></li> 
   <li><img src="image/4.JPG"></li> 
   <li><img src="image/5.JPG"></li> 
   <li><img src="image/6.JPG"></li> 
  </ul> 
 </div> 
</div> 
</body> 
</html>

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bahagian css:

body{ margin: 0px; padding: 0px; }
ul{ margin: 0px; padding: 0px; }
li{ list-style: none; } 
.play{ width: 600px; height: 550px; left: 30px; top: 20px;
position: relative; border: 2px solid black;
} 
.big_pic{ width: 600px; height: 400px; position: relative;
background: snow; overflow: hidden;
} 
.big_pic li{ width: 600px; height: 400px; overflow:hidden;
position: absolute; background: black; z-index: 0
} 
.big_pic li img{ width: 600px; height: 400px;
position: absolute;
} 
.mark_left{ width: 300px; height: 400px;
background: orange; position: absolute; left: 0px; top: 0px;
z-index: 3000; filter: alpha(opacity:0); opacity: 0;
} 
.mark_right{ width: 300px; height: 400px; background: cornflowerblue;
position: absolute; left: 300px; top: 0px;
z-index: 3000; filter: alpha(opacity:0); opacity: 0;
} 
.prev{ width: 60px; height: 60px; 
background: url(image/btn.gif) no-repeat; position: absolute; 
z-index: 3001; top: 170px; left: 10px; cursor: pointer; 
filter: alpha(opacity:0); opacity: 0;
} 
.next{ width: 60px; height: 60px; 
background: url(image/btn.gif) no-repeat 0 -60px; 
position: absolute; z-index: 3001; top: 170px; right: 10px;
cursor: pointer; filter: alpha(opacity:0); opacity: 0;
} 
.small_pic{ width: 594px; height: 144px; 
position: relative;top: 0;left: 0;
border: 3px solid paleturquoise;overflow: hidden;
} 
.small_pic ul{ width: 594px; height: 144px; 
position: absolute; left: 0px;top: 0px;
} 
.small_pic li img{ width: 194px; height: 140px; } 
.small_pic ul li{ border:2px solid paleturquoise;
width: 194px; height: 140px; float: left;
cursor: pointer; filter: alpha(opacity:60); opacity: 0.6;
}

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Bahagian JS:

window.onload=function(){ 
 var oPlay=document.getElementById('playImages'); 
 var uBig=getClass(oPlay,'big_pic')[0]; 
 var uSmall=getClass(oPlay,'small_pic')[0]; 
 var oPrev=getClass(oPlay,'prev')[0]; 
 var oNext=getClass(oPlay,'next')[0]; 
 var aLeft=getClass(oPlay,'mark_left')[0]; 
 var aRight=getClass(oPlay,'mark_right')[0]; 
 var oUlSmall=uSmall.getElementsByTagName('ul')[0]; 
 var oSli=uSmall.getElementsByTagName('li'); 
 var oBli=uBig.getElementsByTagName('li'); 
 oUlSmall.style.width=oSli[0].offsetWidth*oSli.length+'px'; 
 oPrev.onmouseover=aLeft.onmouseover=function(){ 
  move(oPrev,100,'opacity'); 
 }; 
 oPrev.onmouseout=aLeft.onmouseout=function(){ 
  move(oPrev,0,'opacity'); 
 }; 
 oNext.onmouseover=aRight.onmouseover=function(){ 
  move(oNext,100,'opacity'); 
 }; 
 oNext.onmouseout=aRight.onmouseout=function(){ 
  move(oNext,0,'opacity'); 
 }; 
 var index=0; 
 var newZIndex=2; 
 for (var i=0;i<oSli.length;i++){ 
  oSli[i].num=i; 
  oSli[i].onclick=function(){ 
   if(this.num==index) { 
    return; 
   } else{ 
    index=this.num; 
    tab(); 
   } 
  }; 
  oSli[i].onmouseover=function(){ 
   move(this,100,'opacity'); 
  }; 
  oSli[i].onmouseout=function(){ 
   if(this.num!=index){ 
    move(this,60,'opacity'); 
   } 
  }; 
 } 
 oPrev.onclick=function(){ 
  index--; 
  if(index==-1){ 
   index=oSli.length-1; 
  } 
  tab(); 
 }; 
 oNext.onclick=function(){ 
  index++; 
  if(index==oBli.length){ 
   index=0; 
  } 
  tab(); 
 }; 
 function tab() { 
  oBli[index].style.height = 0; 
  oBli[index].style.zIndex = newZIndex++; 
  move(oBli[index], 400, 'height'); 
  for (var i = 0; i < oSli.length; i++) { 
   move(oSli[i], 60, 'opacity'); 
  } 
  move(oSli[index], 100, 'opacity'); 
  if (index == 0) { 
   move(oUlSmall, 0, 'left'); 
  } else if (index == oSli.length - 1) { 
   move(oUlSmall, -(index - 2) * oSli[0].offsetWidth, 'left'); 
  } else { 
   move(oUlSmall, -(index - 1) * oSli[0].offsetWidth, 'left'); 
  } 
 }; 
 var timer=setInterval(oNext.onclick,3000);; 
 oPlay.onmouseover=function(){ 
  clearInterval(timer); 
 }; 
 oPlay.onmouseout=function(){ 
  timer=setInterval(oNext.onclick,3000); 
 }; 
}; 
function getStyle(obj,name){ 
 if(obj.currentStyle){ 
  return obj.currentStyle[name]; 
 }else{ 
  return getComputedStyle(obj,false)[name]; 
 } 
}; 
function move(obj,iTarget,name){ 
 clearInterval(obj.timer); 
 obj.timer=setInterval(function(){ 
  var cur=0; 
  if(name=='opacity'){ 
   cur=Math.round(parseFloat(getStyle(obj,name))*100); 
  }else{ 
   cur=parseInt(getStyle(obj,name)); 
  } 
  var speed=(iTarget-cur)/30; 
  speed=speed>0&#63;Math.ceil(speed):Math.floor(speed); 
  if(cur==iTarget){ 
   clearInterval(obj.timer); 
  }else{ 
   if(name=='opacity'){ 
    obj.style.opacity=(cur+speed)/100; 
    obj.style.filter='alpha(opacity:'+cur+speed+')'; 
   }else{ 
    obj.style[name]=cur+speed+"px"; 
   } 
  } 
 },30); 
}; 
function getClass(oParent,name){ 
 var oArray=[]; 
 var oBj=oParent.getElementsByTagName('*'); 
 for(var i=0;i<oBj.length;i++){ 
  if(oBj[i].className==name){ 
   oArray.push(oBj[i]); 
  } 
 } 
 return oArray; 
}

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Saya harap artikel ini akan membantu reka bentuk pengaturcaraan JavaScript semua orang.