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一款仿支付宝应用中心可用鼠标拖动增减图标的特效

稿源：互联网 2018-08-10 14:46:58 点击： 1917 撤稿纠错

可通过鼠标拖动实现应用图标的增加和删除，效果非常完美！

以下讨论的是和支付宝应用中心鼠标拖动增减图标相关的一款仿支付宝应用中心可用鼠标拖动增减图标的特效教程文章，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=utf-8" />
<title>一款仿支付宝应用中心可用鼠标拖动增减图标的特效</title>
<style type="text/css">
html,body,div,ul,li,h1,h2,h3,h4,h5,h6,p,span{ margin:0; padding:0;-moz-user-select:none; }
body{ overflow:hidden;}
ul,li{ list-style:none;}
li{ float:left;}
#appCenter{ width:750px; margin:30px auto;}
#appCenter .appDiv{ margin-bottom:15px;_zoom:1;}
#appCenter .appDiv h3{ padding:5px; border-bottom:1px #ccc dotted;}
#appCenter ul{ overflow:hidden; margin-left:30px; min-height:68px;}
#appCenter ul li{ width:80px; height:80px; position:relative; margin-right:20px; margin-top:20px; border:1px #fff dashed; display:inline;}
#appCenter ul li div{ height:68px; background-position:center center; background-repeat:no-repeat; cursor:move;}
#appCenter ul li p{ height:12px; line-height:12px; font-size:12px; text-align:center; }
#appCenter ul li span{ display:block; width:19px; height:19px; position:absolute; right:0; top:-2px; cursor:pointer;}
.plus{ background:url(http://js.alixixi.com/uploadpic/201809022029058372.jpg)}
.minus{ background:url(http://js.alixixi.com/uploadpic/201809022029209304.jpg)}
.js-newLi{ position:absolute; opacity:0.5; filter:alpha(opacity=50); width:80px; height:80px;}
.js-newLi div{ height:68px; background-position:center center; background-repeat:no-repeat; cursor:move;}
.js-newLi p{ height:12px; line-height:12px; font-size:12px; text-align:center; }
.js-newLi span{ display:block; width:19px; height:19px; position:absolute; right:0; top:-2px; cursor:pointer;}
#appCenter ul li.js-liBorderStyle{ border:1px #ccc dashed;}
</style>

<script type="text/javascript">
//取元素
var $=function(element){
  return typeof element=="string"?document.getElementById(element):element;
 },_$=function(oParent,nodeName){
  return oParent.getElementsByTagName(nodeName); 
 };
//模拟报文数据
var aMyApp=[{name:'应用1',src:'http://js.alixixi.com/uploadpic/201809022029413530.jpg'},
   {name:'应用2',src:'http://js.alixixi.com/uploadpic/201809022029557482.jpg'},
   {name:'应用3',src:'http://js.alixixi.com/uploadpic/201809022030076993.jpg'},
   {name:'应用4',src:'http://js.alixixi.com/uploadpic/201809022030163390.jpg'},
   {name:'应用5',src:'http://js.alixixi.com/uploadpic/201809022030251202.jpg'},
   {name:'应用6',src:'http://js.alixixi.com/uploadpic/201809022030383596.jpg'},
   {name:'应用7',src:'http://js.alixixi.com/uploadpic/201809022030476309.jpg'},
   {name:'应用8',src:'http://js.alixixi.com/uploadpic/201809022030574135.jpg'},
   {name:'应用9',src:'http://js.alixixi.com/uploadpic/201809022031132610.jpg'}];
var aOtherApp=[{name:'应用10',src:'http://js.alixixi.com/uploadpic/201809022031314408.jpg'},
   {name:'应用11',src:'http://js.alixixi.com/uploadpic/201809022031404443.jpg'},
   {name:'应用12',src:'http://js.alixixi.com/uploadpic/201809022031498744.jpg'},
   {name:'应用13',src:'http://js.alixixi.com/uploadpic/201809022031573798.jpg'},
   {name:'应用14',src:'http://js.alixixi.com/uploadpic/201809022032099647.jpg'},
   {name:'应用15',src:'http://js.alixixi.com/uploadpic/201809022032191437.jpg'},
   {name:'应用16',src:'http://js.alixixi.com/uploadpic/201809022032293967.jpg'},
   {name:'应用17',src:'http://js.alixixi.com/uploadpic/201809022032381606.jpg'},
   {name:'应用18',src:'http://js.alixixi.com/uploadpic/201809022032506039.jpg'}];
   
window.onload=function(){
 new AppCenter('appCenter','myApp','otherApp',{
  myAppList:aMyApp,
  otherAppList:aOtherApp 
 });
}

//应用中心类
function AppCenter(){
 this.init.apply(this,arguments);
}
//应用中心原型
AppCenter.prototype={
 //鼠标按下时的x坐标
 _downX:0,
 //鼠标按下时的y坐标
 _downY:0,
 //鼠标移动时的x坐标
 _moveX:0,
 //鼠标移动时的y坐标
 _moveY:0,
 //移动图标的下标
 _index:0,
 //初始化方法
 // oMainDivId-主div的id sMyAppId-我的应用UL的id sOtherAppId-其他应用UL的id
 //confing{object}-配置参数{myAppList:'我的应用数据{Array}',otherAppList:'其他应用数据{Array}'}
 init:function(sMainDivId,sMyAppId,sOtherAppId,confing){
  this.oMainDiv=$(sMainDivId);
  this.oMyApp=$(sMyAppId);
  this.oOtherApp=$(sOtherAppId);
  this.aMyAppList=confing.myAppList;
  this.aOtherAppList=confing.otherAppList;
  
  this._createAppCenter(this.oMyApp,this.aMyAppList,0);
  this._createAppCenter(this.oOtherApp,this.aOtherAppList,1);
  this._OnApp(this.oMainDiv);
  this._addDeleteApp(this.oMyApp,this.oOtherApp);
  this._addDeleteApp(this.oOtherApp,this.oMyApp);
  this._moveApp(this.oMyApp,this.oOtherApp);
  this._moveApp(this.oOtherApp,this.oMyApp);
 },
 //创建应用中心内容
 _createAppCenter:function(oElement,aAppList,flag){
  var sLiContent='',len=aAppList.length,sBtnClass='';
  var aAppDivList=_$(oElement,'div'),aAppPList=_$(oElement,'p');
  sBtnClass=flag==0?'minus':'plus';
  for(var i=0;i<len;i++){
   sLiContent+='<li><div></div><p></p><span class="'+sBtnClass+'"></span></li>';
  }
  oElement.innerHTML=sLiContent;
  
  for(var j=0;j<len;j++){
   var div=aAppDivList[j],p=aAppPList[j],params=aAppList[j];
   div.style.backgroundImage="url("+params.src+")";
   p.innerHTML=params.name;
  }
 },
 //鼠标移入移出图标
 _OnApp:function(oMainDiv){
  var _this=this;
  oMainDiv.onmouseover=function(event){
   var e=event||window.event,t=e.target||e.srcElement;
   if(t.nodeName.toLowerCase()=='li'){
    _this.addClass(t,'js-liBorderStyle'); 
   }else if(t.parentNode.nodeName.toLowerCase()=='li'){
    _this.addClass(t.parentNode,'js-liBorderStyle');
   }
  }
  oMainDiv.onmouseout=function(event){
   var e=event||window.event,t=e.target||e.srcElement;
   if(t.nodeName.toLowerCase()=='li'){
    _this.removeClass(t,'js-liBorderStyle'); 
   }else if(t.parentNode.nodeName.toLowerCase()=='li'){
    _this.removeClass(t.parentNode,'js-liBorderStyle');
   }
  }
  
 },
 //拖动图标改变位置
 _moveApp:function(oDragUl,oOtherUl){
  var _this=this;
  oDragUl.onmousedown=function(event){
   var e=event||window.event,t=e.target||e.srcElement;
   //class不是js-liBorderStyle的li元素集合
   _this._aLiList=[];
   if(t.nodeName.toLowerCase()=='div'&&t.className!='appDiv'){
    var oLi=t.parentNode,oCopyLi=oLi.cloneNode(true),oNewLi1=document.createElement('li'),oSpan=_$(oCopyLi,'span')[0];
    document.body.appendChild(oCopyLi);
    _this.addClass(oCopyLi,'js-newLi');
    oSpan.style.display="none";
    oCopyLi.style.left=_this.offset(oLi).left+"px";
    oCopyLi.style.top=_this.offset(oLi).top+"px";
    oLi.parentNode.replaceChild(oNewLi1,oLi);
    _this.addClass(oNewLi1,'js-liBorderStyle');
    _this._downX=e.clientX;
    _this._downY=e.clientY;
    _this._offsetLeft=oCopyLi.offsetLeft;
    _this._offsetTop=oCopyLi.offsetTop;
    _this.aLiList=_$(_this.oMainDiv,'li');
    //_this._aLiList集合
    for(var i=0,len=_this.aLiList.length;i<len;i++){
     var li=_this.aLiList[i];
     if(li.className!='js-liBorderStyle'){
      _this._aLiList.push(li); 
     }
    }
    //鼠标按下时移动图标的位置
    _this._getAppLocation(_this._offsetLeft+80,_this._offsetTop+80);
    
    document.onmousemove=function(event){
     var e=event||window.event,t=e.target||e.srcElement;
     var _X=e.clientX,_Y=e.clientY,_mLeft=_this._offsetLeft+_X-_this._downX,_mtop=_this._offsetTop+_Y-_this._downY;
     var oSize=_this._overBorder(_mLeft,_mtop);
     _mLeft=oSize.left?oSize.left:_mLeft;
     _mtop=oSize.top?oSize.top:_mtop;
     oCopyLi.style.left=_mLeft+"px";
     oCopyLi.style.top=_mtop+"px";
     var index=_this._getAppLocation(_mLeft,_mtop);
     _this._insertApp(_Y,_this._aLiList[index],oNewLi1,_this.oMyApp);
     _this._insertApp(_Y,_this._aLiList[index],oNewLi1,_this.oOtherApp);
    }
    document.onmouseup=function(event){
     var e=event||window.event,t=e.target||e.srcElement,left,top,oSpan2;
     left=_this.offset(oNewLi1).left;
     top=_this.offset(oNewLi1).top;
     _this.animate(oCopyLi,{left:left,top:top},100,function(){
      document.body.removeChild(oCopyLi);
      oNewLi1.innerHTML=oCopyLi.innerHTML;
      oSpan2=_$(oNewLi1,'span')[0];
      oSpan2.style.display="block";
      _this.removeClass(oNewLi1,'js-liBorderStyle');
      var oLiSpan=_$(oNewLi1,'span')[0];
      var oPBtn=oNewLi1.parentNode;
      oPBtn==_this.oMyApp?oLiSpan.className="minus":oLiSpan.className="plus";
     });
     document.onmousemove=null;
     document.onmouseup=null; 
    }
   }
  }
 },
 //点击加减号增删图标 oDragUl-点击的加减号所在的UL元素 oAnotherUl-另一个UL元素
 _addDeleteApp:function(oDragUl,oAnotherUl){
  var aDelList=_$(oDragUl,'li'),oAddList=_$(oAnotherUl,'li'),_this=this;
  oDragUl.onclick=function(event){
   var e=event||window.event,t=e.target||e.srcElement; 
   if(t.nodeName.toLowerCase()=='span'){
    var sBtnClass=t.className,pNode=t.parentNode,oCopyLi=oCopyLi2=pNode.cloneNode(true);
    var oNewLi1=document.createElement('li'),oNewLi2=document.createElement('li');
    document.body.appendChild(oCopyLi);
    _this.addClass(oCopyLi,'js-newLi');
    oCopyLi.style.left=_this.offset(pNode).left+"px";
    oCopyLi.style.top=_this.offset(pNode).top+"px";
    oDragUl.replaceChild(oNewLi1,pNode);
    oAnotherUl.appendChild(oNewLi2);
    _this.addClass(oNewLi1,'js-liBorderStyle');
    _this.addClass(oNewLi2,'js-liBorderStyle');
    _this.animate(oCopyLi,{left:_this.offset(oNewLi2).left,top:_this.offset(oNewLi2).top},150,function(){
     oNewLi1.parentNode.removeChild(oNewLi1);
     document.body.removeChild(oCopyLi);
     oNewLi2.innerHTML=oCopyLi2.innerHTML;
     _this.removeClass(oNewLi2,'js-liBorderStyle');
     var oLiSpan=_$(oNewLi2,'span')[0];
     sBtnClass=='plus'?oLiSpan.className="minus":oLiSpan.className="plus";
    });
   }
  }
 },
 //图标超出边界处理
 _overBorder:function(left,top){
  var x=0,y=0,oMainDiv=this.oMainDiv,oSize={};
  if(left<oMainDiv.offsetLeft){
   x=oMainDiv.offsetLeft;
  }
  if(left>oMainDiv.offsetLeft+oMainDiv.offsetWidth){
   x=oMainDiv.offsetLeft+oMainDiv.offsetWidth;
  }
  if(top<oMainDiv.offsetTop){
   y=oMainDiv.offsetTop;
  }
  if(top>oMainDiv.offsetTop+oMainDiv.offsetHeight){
   y=oMainDiv.offsetTop+oMainDiv.offsetHeight;
  }
  oSize.left=x;
  oSize.top=y;
  return oSize;
 },
 //边框随鼠标移动改变位置
 _insertApp:function(y,oOldElement,oNewElement,oParent){
  var aLiList=_$(oParent,'li'),oLastLi=aLiList[aLiList.length-1];
  if(y>this.offset(oParent).top&&y<this.offset(oParent).top+oParent.offsetHeight){
   try{
    oParent.insertBefore(oNewElement,oOldElement); 
   }catch(error){
    oParent.appendChild(oNewElement);
   }
   
  }
 },
 //计算移动图标所处的位置
 _getAppLocation:function(x,y){
  var liList=this.aLiList,liW=liList[0].offsetWidth;
  for(var i=0,len=liList.length;i<len;i++){
   var li=liList[i],left=this.offset(li).left,top=this.offset(li).top;
   if((x>left-liW+40&&x<left+liW-40)&&y>top-liW+20&&y<top+liW-20){
    this._index=i;
    break;
   }
  }
  return this._index;
 },
 //添加class
 addClass:function(node,_className){
  if(!node.className){
   node.className=_className;
  }else{
   node.className+=" "+_className; 
  }
 },
 //删除class
 removeClass:function(node,_className){
  var string=node.className;
  if(string.indexOf(_className)>0){
   node.className=string.replace(' '+ _className,'');
  }else if(string.indexOf(_className)==0){
   if(string.indexOf(' ')<0){
    node.className=string.replace(_className,'');
   }else{
    node.className=string.replace(_className+' ','');
   }
  }else{
   return; 
  }
 },
 //动画方法 obj-动画元素  params{object}-参数{left:'',top:''} time-时间 handler-回调函数
 animate:function(obj,params,time,handler){
  var node=$(obj),handlerFlag=true,_style=node.currentStyle?node.currentStyle:window.getComputedStyle(node,null);
  time=document.all?time*0.6:time*0.9;
  for(var p in params){
   (function(n){
   n=p;
   if(n=="left"||n=="top"){
    var _old=parseInt(_style[n]),_new=parseInt(params[n]),_length=0,_tt=10;
    if(!isNaN(_old)){
     var count=_old,length=_old<=_new?(_new-_old):(_old-_new),speed=length/time*_tt,flag=0;
     var anim=setInterval(function(){
       node.style[n]=count+"px";
       count=_old<=_new?count+speed:count-speed;
       flag+=_tt;
       if(flag>=time){
        node.style[n]=_new+"px";
        clearInterval(anim);
       }
      },_tt);
    }
   }
   })(p);
  }
  
  var timeHandler=setTimeout(function(){
   if(handler&&typeof handler=="function"){
    handler();
    clearTimeout(timeHandler);
   }
  },time+100);
 },
 //元素在文档中的位置
 offset:function(obj){
  var _offset={},node=$(obj);
  var left=node.offsetLeft,top=node.offsetTop;
  var parent = node.offsetParent; 
  while(parent!=null){
   left += parent.offsetLeft; 
   top  += parent.offsetTop; 
   parent = parent.offsetParent; 
  }
  
  _offset.left=left;
  _offset.top=top;
  return _offset; 
 },
 //获取元素样式
 getStyle:function(obj,_style){
  var node=$(obj);
  return node.currentStyle?node.currentStyle[_style]:window.getComputedStyle(node,null)[_style]; 
 }
}

</script>
</head>

<body onselectstart="return false">
<div id="appCenter">
 <div class="appDiv">
     <h3>我的应用</h3>
  <ul id="myApp"></ul>
    </div>
    
    <div class="appDiv">
     <h3>其他应用</h3>
     <ul id="otherApp"></ul>
    </div>
</div>
</body>
</html>

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