name : jquery.zoom.min.js /*! Zoom 1.7.21 license: MIT http://www.jacklmoore.com/zoom */ !function(o){var t={url:!1,callback:!1,target:!1,duration:120,on:"mouseover",touch:!0,onZoomIn:!1,onZoomOut:!1,magnify:1};o.zoom=function(t,e,n,i){var u,a,c,r,l,m,f,s=o(t),h=s.css("position"),d=o(e);return t.style.position=/(absolute|fixed)/.test(h)?h:"relative",t.style.overflow="hidden",n.style.width=n.style.height="",o(n).addClass("zoomImg").css({position:"absolute",top:0,left:0,opacity:0,width:n.width*i,height:n.height*i,border:"none",maxWidth:"none",maxHeight:"none"}).appendTo(t),{init:function(){a=s.outerWidth(),u=s.outerHeight(),e===t?(r=a,c=u):(r=d.outerWidth(),c=d.outerHeight()),l=(n.width-a)/r,m=(n.height-u)/c,f=d.offset()},move:function(o){var t=o.pageX-f.left,e=o.pageY-f.top;e=Math.max(Math.min(e,c),0),t=Math.max(Math.min(t,r),0),n.style.left=t*-l+"px",n.style.top=e*-m+"px"}}},o.fn.zoom=function(e){return this.each(function(){var n=o.extend({},t,e||{}),i=n.target&&o(n.target)[0]||this,u=this,a=o(u),c=document.createElement("img"),r=o(c),l="mousemove.zoom",m=!1,f=!1;if(!n.url){var s=u.querySelector("img");if(s&&(n.url=s.getAttribute("data-src")||s.currentSrc||s.src,n.alt=s.getAttribute("data-alt")||s.alt),!n.url)return}a.one("zoom.destroy",function(o,t){a.off(".zoom"),i.style.position=o,i.style.overflow=t,c.onload=null,r.remove()}.bind(this,i.style.position,i.style.overflow)),c.onload=function(){var t=o.zoom(i,u,c,n.magnify);function e(e){t.init(),t.move(e),r.stop().fadeTo(o.support.opacity?n.duration:0,1,"function"==typeof n.onZoomIn&&n.onZoomIn.call(c))}function s(){r.stop().fadeTo(n.duration,0,"function"==typeof n.onZoomOut&&n.onZoomOut.call(c))}"grab"===n.on?a.on("mousedown.zoom",function(n){1===n.which&&(o(document).one("mouseup.zoom",function(){s(),o(document).off(l,t.move)}),e(n),o(document).on(l,t.move),n.preventDefault())}):"click"===n.on?a.on("click.zoom",function(n){return m?void 0:(m=!0,e(n),o(document).on(l,t.move),o(document).one("click.zoom",function(){s(),m=!1,o(document).off(l,t.move)}),!1)}):"toggle"===n.on?a.on("click.zoom",function(o){m?s():e(o),m=!m}):"mouseover"===n.on&&(t.init(),a.on("mouseenter.zoom",e).on("mouseleave.zoom",s).on(l,t.move)),n.touch&&a.on("touchstart.zoom",function(o){o.preventDefault(),f?(f=!1,s()):(f=!0,e(o.originalEvent.touches[0]||o.originalEvent.changedTouches[0]))}).on("touchmove.zoom",function(o){o.preventDefault(),t.move(o.originalEvent.touches[0]||o.originalEvent.changedTouches[0])}).on("touchend.zoom",function(o){o.preventDefault(),f&&(f=!1,s())}),"function"==typeof n.callback&&n.callback.call(c)},c.setAttribute("role","presentation"),c.alt=n.alt||"",c.src=n.url})},o.fn.zoom.defaults=t}(window.jQuery);