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很有意思的鼠标拖动图层移动轨迹

稿源：互联网 2022-04-02 21:40:59 点击： 2111 撤稿纠错

延伸一下如果记录鼠标轨迹和点击，可以从用户体验的角度做定量的研究。有部分比例的用户会让鼠标随着自己的视线移动，特别是板块多、文字量大的网站，一定意义上可以代替眼动仪的效果了。

以下讨论的是和移动轨迹相关的很有意思的鼠标拖动图层移动轨迹教程文章，内容是本站精心挑选整理的教程，希望对广大的网友给到帮助,下面是详细内容：

脚本代码(For Alixixi.com)如下:

<!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">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>拖动_轨迹运行</title>
<style type="text/css">
*   {margin:0px;padding:0px;}
#div1  {position:relative;left:200px;top:200px;width:100px; height:100px; background-color:#f60;cursor:move;}
</style>
<script type="text/javascript">
var isIE = (document.all)?true:false;
var $ID = function(id){
 return "string"==typeof id?document.getElementById(id):id;
}
var Class = {
 create:function(){
  return function(){
   this.initilize.apply(this,arguments);
  }
 }
}
var Extend = function(destination, source){
 for(var property in source){
  destination[property] = source[property];
 }
}
var Bind = function(object,fun){
 var args = Array.prototype.slice.call(arguments).slice(2);
 return function(){
  return fun.apply(object,args);
 }
}
var BindAsEventListener = function(object,fun){
 var args = Array.prototype.slice.call(arguments).slice(2);
 return function(event){
  return fun.apply(object,[event||window.event].concat(args));
 }
}
function addEventHandler(oTarget, sEventType, fnHandler) {
 if (oTarget.addEventListener) {
  oTarget.addEventListener(sEventType, fnHandler, false);
 } else if (oTarget.attachEvent) {
  oTarget.attachEvent("on" + sEventType, fnHandler);
 } else {
  oTarget["on" + sEventType] = fnHandler;
 }
};
function removeEventHandler(oTarget, sEventType, fnHandler) {
    if (oTarget.removeEventListener) {
        oTarget.removeEventListener(sEventType, fnHandler, false);
    } else if (oTarget.detachEvent) {
        oTarget.detachEvent("on" + sEventType, fnHandler);
    } else { 
        oTarget["on" + sEventType] = null;
    }
};
function getNodePosition(node,type){//type="left"or"top"
 var nodeTemp = node;
    var l = 0;
 var t = 0;
    while(nodeTemp!=document.body&&nodeTemp!=null){
     l += nodeTemp.offsetLeft;
  t += nodeTemp.offsetTop;
     nodeTemp = nodeTemp.offsetParent;
 }
 if(type.toLowerCase()=="left") return l;
 else return t;
}
//前面通常都用一个base.js封装
</script>
<script type="text/javascript">
var MyDrag = Class.create();
MyDrag.prototype = {
 initilize:function(obj){
  this.Obj = $ID(obj);
  this._x = this._y = 0;
  this._xx = this._yy = 0;//Move记录坐标
  this.Obj.style.position = "absolute";
  this._pos = [];
  this._ifSavePos = true;
  this._t = null;
  this._speed = 10;
  this._indexMove = 0;//全局的MoveIndex
  this._fnStart = BindAsEventListener(this,this.Start); 
  this._fnMove = BindAsEventListener(this,this.Move);
  this._fnStop = Bind(this,this.Stop);
  addEventHandler(this.Obj,"mousedown",this._fnStart);
 },
 Start:function(oEvent){
  if(!this._ifSavePos)
   this._pos = [];
  this.Drag = this.Obj.cloneNode(true);
  if(isIE) this.Drag.style.filter = "alpha(opacity=50)";
  else this.Drag.style.opacity = "0.5";
  this.Obj.parentNode.appendChild(this.Drag);
  
  this._left1 = this._xx = getNodePosition(this.Obj,"left");
  this._top1 = this._yy = getNodePosition(this.Obj,"top");
  this._x = oEvent.clientX - this.Obj.offsetLeft;
  this._y = oEvent.clientY - this.Obj.offsetTop;
  addEventHandler(document,"mousemove",this._fnMove);
  addEventHandler(document,"mouseup",this._fnStop);
  this._t = setInterval(Bind(this,this.SavePos),10);
 },
 SavePos:function(){//记录坐标点
  this._pos.push(this._xx + "_" + this._yy);
 },
 Move:function(oEvent){
  if(isIE) oEvent.returnValue = false;
  this._xx = oEvent.clientX - this._x;
  this._yy = oEvent.clientY - this._y;
  this.Drag.style.left =  this._xx + "px";
  this.Drag.style.top = this._yy + "px";
 },
 Stop:function(){
  removeEventHandler(document,"mousemove",this._fnMove);
  removeEventHandler(document,"mouseup",this._fnStop);
  this.Obj.parentNode.removeChild(this.Drag);
  this.Obj.style.left = this._xx + "px";
  this.Obj.style.top = this._yy + "px";
  clearInterval(this._t);
  this._fnCloneMove = Bind(this,this.CloneMove);
  this._t = setTimeout(this._fnCloneMove,50);
 },
 CloneMove:function(){
  if(this._indexMove<6){
   new ObjMove({x1:this._left1,y1:this._top1,x2:this._xx,y2:this._yy,pos:this._pos});
   this._indexMove++;
   this._t = setTimeout(this._fnCloneMove,50);
  }else{
   clearTimeout(this._t);
   this._indexMove = 0;
  }
 }
}
var ObjMove = Class.create();
ObjMove.prototype = {
 initilize:function(options){
  this.SetOptions(options);
  this.Obj = document.createElement("DIV");
  this.Obj.style.cssText = "position:absolute;left:"+ this.options.x1 +"px;top:"+ this.options.y1 +"px;width:100px;height:100px;background-color:#f60;fliter:alpha(opacity=100);opacity:1;";
  document.body.appendChild(this.Obj);
  this.Move2();
 },
 SetOptions: function(options) {
  this.options = {//默认值
   x1:     0,
   y1:  0,
   x2:  0,
   y2:  0,
   pos: []
  };
  Extend(this.options, options || {});
 },
 Move2:function(){
  this._indexMove = 0;
  this._fnMovePos = Bind(this,this.MovePos);
  this._t = setInterval(this._fnMovePos,10);
 },
 MovePos:function(){
  if(this._indexMove>=this.options.pos.length){
   this.options.pos = [];
   document.body.removeChild(this.Obj);
   clearInterval(this._t);
  }else{
   this.Obj.style.left = this.options.pos[this._indexMove].split("_")[0] + "px";
   this.Obj.style.top = this.options.pos[this._indexMove].split("_")[1] + "px";
  }
  this._indexMove++;
 }
}
onload = function(){
 var myDrag = new MyDrag("div1");
 $ID("rad1").onclick = function(){
  myDrag._ifSavePos = true;
 }
 $ID("rad2").onclick = function(){
  myDrag._ifSavePos = false;
 }
}
</script>
</head>
<body>
<div>随意拖动那个小方块几秒钟</div>
<label for="rad1"><input type="radio" id="rad1" name="rad" checked="checked"/>记住轨迹</label>
<label for="rad2"><input type="radio" id="rad2" name="rad"/>不记住轨迹</label>
<div id="div1">
</div>
</body>
</html>

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