H5仿flash效果实例

小云云 原创: 2018-01-27 16:59:09 1376浏览

本文主要介绍了H5实现仿flash效果的实现代码的相关资料,希望通过本文能帮助到大家，实现这样的功能，需要的朋友可以参考下，希望能帮助到大家。

H5实现仿flash效果的实现代码

随着H5的火热，flash即将被H5所代替，如何利用H5实现flash的效果呢？我做了一个简单的小东西分享给大家。

html和js部分：

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
  <script type="text/javascript" src="jsByKing.js"></script>
  <link rel="stylesheet" href="仿flash的css.css" rel="external nofollow" >
  <script>
    function getByClass(oParent,sClass) {
      var aEle=oParent.getElementsByTagName('*');
      var aResult=[];
      for(var i=0;i<aEle.length;i++){
        if(aEle[i].className==sClass){
          aResult.push(aEle[i]);
        }
      }
      return aResult;
    }
    //左右箭头
    window.onload=function () {
      var op=document.getElementById('playimages');
      var oBtnPrev=getByClass(op,'prev')[0];
      var oBtnNext=getByClass(op,'next')[0];
      var oMarkLeft=getByClass(op,'mark_left')[0];
      var oMarkRight=getByClass(op,'mark_right')[0];

      var opSmall=getByClass(op,'small_pic')[0];
      var oUlSmall=opSmall.getElementsByTagName('ul')[0];
      var aLiSmall=opSmall.getElementsByTagName('li');

      var oUlBig=getByClass(op,'big_pic')[0];
      var aLiBig=oUlBig.getElementsByTagName('li');

      var nowZIndex=2;

      var now=0;

      oUlSmall.style.width=aLiSmall.length*aLiSmall[0].offsetWidth+'px';

      oBtnPrev.onmouseover=oMarkLeft.onmouseover=function () {
        startMove(oBtnPrev,'opacity',100);
      };
      oBtnPrev.onmouseout=oMarkLeft.onmouseout=function () {
        startMove(oBtnPrev,'opacity',0);
      }
      oBtnNext.onmouseover=oMarkRight.onmouseover=function () {
        startMove(oBtnNext,'opacity',100);
      };
      oBtnNext.onmouseout=oMarkRight.onmouseout=function () {
        startMove(oBtnNext,'opacity',0);
      }

      //大图切换
      for(var i=0; i<aLiSmall.length;i++){
        aLiSmall[i].index=i;
        aLiSmall[i].onclick=function () {
          if(this.index==now)return;

          now=this.index;

          tab();

        aLiSmall[i].onmouseover=function () {
          startMove(this,'opacity',100);
        }
        aLiSmall[i].onmouseout=function () {
          if(this.index!=now){
            startMove(this,'opacity',60)
          }
        }
      }
      function tab() {
        aLiBig[now].style.zIndex=nowZIndex++;

        for(var i=0;i<aLiSmall.length;i++){
          startMove(aLiSmall[i],'opacity',60);
        }

        startMove(aLiSmall[now],'opacity',100);

        aLiBig[now].style.height=0;
        startMove(aLiBig[now],'height',320);

        if(now==0){
          startMove(oUlSmall,'left',0);
        }
        else if(now==aLiSmall.length-1){
          startMove(oUlSmall,'left',-(now-2)*aLiSmall[0].offsetWidth);
        }

        else {
          startMove(oUlSmall,'left', -(now-1)*aLiSmall[0].offsetWidth);
        }
      };

      }
      oBtnPrev.onclick=function () {
        now--;
        if(now==-1){
          now=aLiSmall.length-1;
        }
        tab();
      };
      oBtnNext.onclick=function () {
        now++;
        if(now==aLiSmall.length){
          now=0;
        }
        tab();
      }
      var timer=setInterval(oBtnNext.onclick,2000);

      op.onmouseover=function () {
        clearInterval(timer);
      }
      op.onmouseout=function () {
        timer=setInterval(oBtnNext.onclick,2000);
      }
    }
  </script>
</head>
<body>
<p id="playimages" class="play">
  <ul class="big_pic">
    <p class="prev"></p>
    <p class="next"></p>

    <p class="text">加载图片说明.....</p>
    <p class="length">计算图片数量.....</p>

    <a class="mark_left" href="javascript:;" rel="external nofollow" rel="external nofollow" ></a>
    <a class="mark_right" href="javascript:;" rel="external nofollow" rel="external nofollow" ></a>
    <p class="bg"></p>

    <li style="z-index: 1;"><img src="../../img/练习/1.jpg" alt=""></li>
    <li><img src="../../img/练习/2.jpg" alt=""></li>
    <li><img src="../../img/练习/3.jpg" alt=""></li>
    <li><img src="../../img/练习/4.jpg" alt=""></li>
    <li><img src="../../img/练习/5.jpg" alt=""></li>
    <li><img src="../../img/练习/6.jpg" alt=""></li>
  </ul>
  <p class="small_pic">
    <ul style="width: 390px;">
      <li style="opacity: 1"><img src="../../img/练习/1.jpg" alt=""></li>
      <li><img src="../../img/练习/2.jpg" alt=""></li>
      <li><img src="../../img/练习/3.jpg" alt=""></li>
      <li><img src="../../img/练习/4.jpg" alt=""></li>
      <li><img src="../../img/练习/5.jpg" alt=""></li>
      <li><img src="../../img/练习/6.jpg" alt=""></li>
    </ul>
  </p>
</p>
</body>
</html>

css部分：

body{
  background: #666;
}
ul{
  padding: 0;
  margin: 0;
}
li{
  list-style: none;
}
img{
  border:0;
  width: 100%;
  height: 100%;
}
.play{
  width: 400px;
  height: 430px;
  margin: 50px auto 0;
  background: #999;
  font: 12px Arial;

}
.big_pic{
  width: 400px;
  height: 320px;
  overflow: hidden;
  border-bottom: 1px solid #ccc;
  background: #222;
  position: relative;
}
.big_pic img{
  width: 400px;
  height: 320px;
}
.big_pic li{
  width: 400px;
  height: 320px;
  overflow: hidden;
  position: absolute;
  top:0;
  left:0;
  z-index: 0;
}
.mark_left{
   width: 200px;
   height: 320px;
   position: absolute;
   left: 0;
   top:0;
   /*background: red;*/
   opacity: 0;
  z-index: 3000;
 }
.mark_right{
  width: 200px;
  height: 320px;
  position: absolute;
  left: 200px;
  top:0;
  /*background: green;*/
  opacity: 0;
  z-index: 3000;
}
.big_pic .prev{
  width: 60px;
  height: 60px;
  background-image: url("../../img/练习/left.jpg");
  background-size: cover;
  position: absolute;
  top: 130px;
  left: 10px;
  z-index: 3001;
  opacity: 0;
  cursor: pointer;
}
.big_pic .next{
  width: 60px;
  height: 60px;
  background-image: url("../../img/练习/right.jpg");
  background-size: cover;
  background-position: 65px 60px;
  position: absolute;
  top: 130px;
  right: 10px;
  z-index: 3001;
  opacity: 0;
  cursor: pointer;
}
.big_pic .text{
  position: absolute;
  left: 10px;
  bottom: 4px;
  z-index: 3000;
  color: #ccc;
}
.big_pic .length{
  position: absolute;
  right: 10px;
  bottom: 4px;
   z-index: 3000;
  color: #ccc;
}
.big_pic .bg{
  width: 400px;
  height: 25px;
  background: #000;
  opacity: 0.6;
  position: absolute;
  z-index: 2999;
  bottom: 0;
  left:0;
}
.small_pic{
  width: 380px;
  height: 94px;
  position: relative;
  top: 7px;
  left: 10px;
  overflow: hidden;
}
.small_pic ul{
  height: 94px;
  position: absolute;
  top:0;
  left: 0;
}
.small_pic li{
  width: 120px;
  height: 94px;
  float: left;
  padding-right: 10px;
  cursor: pointer;
  opacity: 0.6;
}

效果图展示：

H5仿flash效果实例

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