快捷導(dǎo)航

AngularJS實(shí)現(xiàn)的簡單拖拽功能示例

更新時(shí)間：2018年01月02日 12:20:48 作者：Web攻城獅

這篇文章主要介紹了AngularJS實(shí)現(xiàn)的簡單拖拽功能,涉及AngularJS事件響應(yīng)及頁面元素屬性動態(tài)操作相關(guān)實(shí)現(xiàn)技巧,需要的朋友可以參考下

本文實(shí)例講述了AngularJS實(shí)現(xiàn)的簡單拖拽功能。分享給大家供大家參考，具體如下：

<!DOCTYPE html>
<html ng-app="myApp">
  <head>
    <meta charset="UTF-8">
    <title>chabaoo.cn AngularJS拖拽</title>
    <style>
    *{
      padding:0;
      margin:0;
    }
      .wei{
        width:100px;
        height:100px;
        background: red;
        position:absolute;
        cursor: pointer;
        /*left:0;top:0;*/
      }
    </style>
  </head>
  <body ng-controller="show">
      <div class="wei" wei-yi data="true"></div>
      <div class="wei" wei-yi data="false"></div>
    <script src="jquery.js" type="text/javascript" charset="utf-8"></script>
    <script src="angular.min.js" type="text/javascript" charset="utf-8"></script>
    <script type="text/javascript">
      var app = angular.module('myApp',[]);
      //自定義屬性
      app.directive("weiYi",function(){
        return{
          restrict :'A',//A屬性,E標(biāo)簽,C類名,D注釋
          link :function(scope,element,attr){
            attr.data=angular.equals(attr.data,"true");
            //console.log(attr.data);
            console.log(element);
            element.on("mousedown",function(e){
              var that = $(this);
              console.log(attr.data);
              if(attr.data){
                $div=$("<div>");
                console.log($div);
                $div.css({"width":"100px","height":"100px","border": "2px dotted green","position":"absolute","left":that.offset().left,"top":that.offset().top});
                $div.appendTo($("body"));
              }
              var x=e.clientX-$(this).offset().left;
              var y=e.clientY-$(this).offset().top;
              //console.log(x+":"+y);
              $(document).on("mousemove",function(e){
                if(attr.data){
                  $div.css({"left":e.clientX-x,"top":e.clientY-y});
                }else{
                  that.css({"left":e.clientX-x,"top":e.clientY-y});
                }
              });
              $(document).on("mouseup",function(e){
                //console.log($div);
                $(document).off();
                if(attr.data){
                  that.css({"left":$div.offset().left,"top":$div.offset().top});
                  $div.remove();
                }
              })
            })
          }
        }
      });
      app.controller('show',['$scope',function(scope$){
      }]);
    </script>
  </body>
</html>

運(yùn)行效果如下：