JS实现图片组成动画效果代码示例

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"> 3
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<style>
.ld_anipic{ position:absolute; width:8px; height:8px; background-color:#ccc;}
</style>
<script>
//ld动画组件
//被加载的divID
function ldAni(contain_id,id_flag,start_id){
this.contain_id=contain_id;
this.id_flag=id_flag;
this.start_id=start_id;
this.a = new Array();
this.tempa=new Array();
this.Add_cmd=function(cmd){
this.a.unshift(cmd);
 };
this.bakdata=function(){
this.tempa = this.a.concat();
 };
this.steprun=function(){
if (this.a.length < 1) {
//从副本恢复数组到缓存，用于循环显示
//this.a = this.tempa.concat();
return;
   }
var x = this.a.pop();
var cmds = x.toString().split(";"); //字符分
for (var i = 0; i < cmds.length; i++) {
if(cmds[i].toString().length>0){
var d = cmds[i].toString().split(",");
this.dit(d[0], d[1], d[2], d[3]);
    }
   }
 };
this.dit=function(objid, cmd, cs1, cs2){
var obj = null;
try{
obj = document.getElementById(this.id_flag + objid);
}catch(e){}
//move 移动的意思
if (cmd == "m") {
obj.style.left = cs1 + "px";
obj.style.top = cs2 + "px";
   }
//show 显示的意思
else if (cmd == "s") {
obj.style.display = "block";
   }
//hidden 隐藏的意思
else if (cmd == "h") {
obj.style.display = "none";
   }
else if(cmd=="a"){
this.start_id++;
var atag = document.createElement("a");
atag.setAttribute("class", "ld_anipic");
atag.setAttribute("id",this.id_flag + this.start_id);
document.getElementById(this.contain_id).appendChild(atag);
try{
obj = document.getElementById(this.id_flag + this.start_id);
}catch(e){}
obj.style.display = "block";
obj.style.left = cs1 + "px";
obj.style.top = cs2 + "px";
   }
 }
}
//动画速度可以在这里控制
 var ani=new ldAni("ld_anicon","ldanim_pic",1);
//7
ani.Add_cmd("1,a,0,0");
ani.Add_cmd("1,a,10,0");
ani.Add_cmd("1,a,20,0");
ani.Add_cmd("1,a,30,0");
ani.Add_cmd("1,a,40,0");
ani.Add_cmd("1,a,50,0");
ani.Add_cmd("1,a,50,10");
ani.Add_cmd("1,a,44,20");
ani.Add_cmd("1,a,39,30");
ani.Add_cmd("1,a,35,40");
ani.Add_cmd("1,a,31,50");
ani.Add_cmd("1,a,29,60");
ani.Add_cmd("1,a,27,70");
ani.Add_cmd("1,a,25,80");
ani.Add_cmd("1,a,23,90");
ani.Add_cmd("1,a,22,100");
ani.Add_cmd("1,a,21,110");
//5
ani.Add_cmd("1,a,70,0");
ani.Add_cmd("1,a,70,10");
ani.Add_cmd("1,a,70,20");
ani.Add_cmd("1,a,70,30");
ani.Add_cmd("1,a,70,40");
ani.Add_cmd("1,a,84,45");
ani.Add_cmd("1,a,96,50");
ani.Add_cmd("1,a,106,55");
ani.Add_cmd("1,a,114,60");
ani.Add_cmd("1,a,120,65");
ani.Add_cmd("1,a,120,70");
ani.Add_cmd("1,a,120,75");
ani.Add_cmd("1,a,120,80");
ani.Add_cmd("1,a,120,85");
ani.Add_cmd("1,a,120,90");
ani.Add_cmd("1,a,114,95");
ani.Add_cmd("1,a,106,100");
ani.Add_cmd("1,a,96,105");
ani.Add_cmd("1,a,84,110");
ani.Add_cmd("1,a,70,110");
ani.Add_cmd("1,a,80,20");
ani.Add_cmd("1,a,90,20");
ani.Add_cmd("1,a,100,20");
ani.Add_cmd("1,a,110,20");
ani.Add_cmd("1,a,120,20");
ani.bakdata();
setInterval("ani.steprun()",50);
 </script>
</head>
<body>
 <div>用js来进行一些图片的移动来组成动画效果</div>
 <table>
 <tr>
 <td id="ld_anicon" style=" position:relative; display:inline-block; width:160px;">
 </td>
 <td style="display:inline-block; font-size:250px;">
 SOFT.com
 </td>
 </tr>
 </table>
</body>
</html>