jQuery menyedari seretan panorama 360° display_jquery

html,body{background:#333;}
 #loading{left:0;top:0;width:100%;height:100%;background:#333;color:#fff;}
 #loading span{left:45%;top:40%;font:normal 50px Arial;color:#fff;}
 #demo{left:50%;top:50%;margin-left:-512px;margin-top:-384px;width:1024px;height:768px;}
 #demo img{border-radius:8px;border:5px solid #555;}
 .belakang{font-size:18px;line-height:130%;padding:8px 20px;color:#fff;}
 #back-home{left:0px;top:0px;background:#35916D;}
 #back-article{right:0px;top:0px;background:#444;}
 #back-download{kanan:0px;bawah:0px;latar belakang:#CE565D;}

$(fungsi(){
    $(document.body).attr({
      'onSelectStart' :'return false;',
      'oncontextmenu':'return false;',
      'onbeforecopy':'return false;',
      'oncopy':'return false;',
      'ondragstart':'return false;',
      'style':'-moz-user-select:none; -khtml-user-select: tiada; pilihan pengguna: tiada;'
    });
 var Pramuat=fungsi(imej, panggil balik){
  var done=0,val=0;
  var count=images.length; 
  var pramuat=fungsi(url) {
   imej var = $("").attr("src", url).on("load",fungsi () {
    lengkap();
   });
   };
  var complete=function() {
   selesai ;
   val=selesai/kira*100;
   $('#loading span').text(Math.ceil(val) "%");
   jika(selesai==kira){
    panggil balik();
   }
  };
  for(var i=0;i    pramuat(imej[i]);
  }
 };
 var images=[
   'drag/shiwai ceshi0006.jpg',
   'drag/shiwai ceshi0012.jpg',
   'drag/shiwai ceshi0018.jpg',
   'drag/shiwai ceshi0024.jpg',
   'drag/shiwai ceshi0030.jpg',
   'drag/shiwai ceshi0036.jpg',
   'drag/shiwai ceshi0042.jpg',
   'drag/shiwai ceshi0048.jpg',
   'drag/shiwai ceshi0054.jpg',
   'drag/shiwai ceshi0060.jpg',
   'drag/shiwai ceshi0066.jpg',
   'drag/shiwai ceshi0072.jpg',
   'drag/shiwai ceshi0078.jpg',
   'drag/shiwai ceshi0084.jpg',
   'drag/shiwai ceshi0090.jpg',
   'drag/shiwai ceshi0096.jpg',
   'drag/shiwai ceshi0102.jpg',
   'drag/shiwai ceshi0108.jpg',
   'drag/shiwai ceshi0114.jpg',
   'drag/shiwai ceshi0120.jpg',
   'drag/shiwai ceshi0126.jpg',
   'drag/shiwai ceshi0132.jpg',
   'drag/shiwai ceshi0138.jpg',
   'drag/shiwai ceshi0144.jpg',
   'drag/shiwai ceshi0150.jpg',
   'drag/shiwai ceshi0156.jpg',
   'drag/shiwai ceshi0162.jpg',
   'drag/shiwai ceshi0168.jpg',
   'drag/shiwai ceshi0174.jpg',
   'drag/shiwai ceshi0180.jpg',
   'drag/shiwai ceshi0186.jpg',
   'drag/shiwai ceshi0192.jpg',
   'drag/shiwai ceshi0198.jpg',
   'drag/shiwai ceshi0204.jpg',
   'drag/shiwai ceshi0210.jpg',
   'drag/shiwai ceshi0216.jpg',
   'drag/shiwai ceshi0222.jpg',
   'drag/shiwai ceshi0228.jpg',
   'drag/shiwai ceshi0234.jpg',
   'drag/shiwai ceshi0240.jpg',
   'drag/shiwai ceshi0246.jpg',
   'drag/shiwai ceshi0252.jpg',
   'drag/shiwai ceshi0258.jpg',
   'drag/shiwai ceshi0264.jpg',
   'drag/shiwai ceshi0270.jpg',
   'drag/shiwai ceshi0276.jpg',
   'drag/shiwai ceshi0282.jpg',
   'drag/shiwai ceshi0288.jpg',
   'drag/shiwai ceshi0294.jpg',
   'drag/shiwai ceshi0300.jpg',
   'drag/shiwai ceshi0306.jpg',
   'drag/shiwai ceshi0312.jpg',
   'drag/shiwai ceshi0318.jpg',
   'drag/shiwai ceshi0324.jpg',
   'drag/shiwai ceshi0330.jpg',
   'drag/shiwai ceshi0336.jpg',
   'drag/shiwai ceshi0342.jpg',
   'drag/shiwai ceshi0348.jpg',
   'drag/shiwai ceshi0354.jpg',
   'drag/shiwai ceshi0360.jpg',
 ];
 Pramuat(imej,fungsi(){
  $("#loading").fadeOut();
  $("#demo img").attr("src",imej[0]);
  $("#demo").fadeIn();
  $("#demo img").drag360(imej);
 });

});

(fungsi($){
    $.fn.drag360=function(imej){
        var mdx,mmx,isDrag=false,unitStep=40,current=0;
        var that=$(this);
        var length=images.length;
        //触摸 
        that.on('touchstart',function(e){
            var touch = e.originalEvent;
                mdx = touch.changedTouches[0].pageX;
                isDrag=true;
        }).on('touchmove',function(e){
            e.preventDefault();
            sentuh = e.originalEvent.touches[0]||e.originalEvent.changedTouches[0];
            mmx=touch.pageX;
            if(isDrag){
                if(Math.abs(mmx-mdx)>unitStep){
                    if(mmx-mdx>0){
                        semasa = semasa 1;
                    }lain{
                        semasa=semasa-1;
                    }
                    mdx=mmx;
                    jika(semasa<0)semasa=panjang-1;
                    jika(semasa>panjang-1)semasa=0;
                    that.attr("src",imej[semasa]);
                }
            }
        }).on('touchend',function(e){
            isDrag=false;
        });
        //拖动
        that.on('mousedown',function(e){
            mdx=e.pageX;
            isDrag=true;
        }).on('mousemove',function(e){
            mmx=e.pageX;
            if(isDrag){
                if(Math.abs(mmx-mdx)>unitStep){
                    semasa=semasa (mmx-mdx>0?1:-1);
                    mdx=mmx;
                    jika(semasa<0)semasa=panjang-1;
                    jika(semasa>panjang-1)semasa=0;
                    that.attr("src",imej[semasa]);
                }
            }
            pulangkan palsu;
        })
         $(document).on('mouseup',function(e){
               isDrag=false;
        });
          $(document).on('mouseleave',function(e){
               isDrag=false;
        });
         gib dies zurück;
};
})(jQuery);