/*

  OKZoom by OKFocus v1.1
  http://okfoc.us // @okfocus
  Copyright 2012 OKFocus
  Licensed under the MIT License

*/

$(function(a){a.fn.okzoom=function(b){return b=a.extend({},a.fn.okzoom.defaults,b),this.each(function(){var c={},d=this;c.options=b,c.$el=a(d),c.el=d,c.listener=document.createElement("div"),c.$listener=a(c.listener).addClass("ok-listener").css({position:"absolute",zIndex:1e4}),a("body").append(c.$listener);var e=document.createElement("div");if(e.id="ok-loupe",e.style.position="absolute",e.style.backgroundRepeat="no-repeat",e.style.pointerEvents="none",e.style.display="none",e.style.zIndex=7879,a("body").append(e),c.loupe=e,c.$el.data("okzoom",c),c.options=b,a(c.el).bind("mouseover",function(b){return function(c){a.fn.okzoom.build(b,c)}}(c)),c.$listener.bind("mousemove",function(b){return function(c){a.fn.okzoom.mousemove(b,c)}}(c)),c.$listener.bind("mouseout",function(b){return function(c){a.fn.okzoom.mouseout(b,c)}}(c)),c.options.height=c.options.height||c.options.width,c.image_from_data=c.$el.data("okimage"),c.has_data_image="undefined"!=typeof c.image_from_data,c.has_data_image&&(c.img=new Image,c.img.src=c.image_from_data),c.msie=-1,"Microsoft Internet Explorer"==navigator.appName){var f=navigator.userAgent,g=new RegExp("MSIE ([0-9]{1,}[.0-9]{0,})");null!=g.exec(f)&&(c.msie=parseFloat(RegExp.$1))}})},a.fn.okzoom.defaults={width:150,height:null,scaleWidth:null,round:!0,background:"#fff",backgroundRepeat:"no-repeat",shadow:"0 0 5px #000",border:0},a.fn.okzoom.build=function(b,c){if(b.has_data_image?b.image_from_data!=b.$el.attr("data-okimage")&&(b.image_from_data=b.$el.attr("data-okimage"),a(b.img).remove(),b.img=new Image,b.img.src=b.image_from_data):b.img=b.el,b.msie>-1&&b.msie<9&&!b.img.naturalized){var d=function(a){a=a||this;var b=new Image;b.el=a,b.src=a.src,a.naturalWidth=b.width,a.naturalHeight=b.height,a.naturalized=!0};if(!b.img.complete)return;d(b.img)}b.offset=b.$el.offset(),b.width=b.$el.width(),b.height=b.$el.height(),b.$listener.css({display:"block",width:b.$el.outerWidth(),height:b.$el.outerHeight(),top:b.$el.offset().top,left:b.$el.offset().left}),b.options.scaleWidth?(b.naturalWidth=b.options.scaleWidth,b.naturalHeight=Math.round(b.img.naturalHeight*b.options.scaleWidth/b.img.naturalWidth)):(b.naturalWidth=b.img.naturalWidth,b.naturalHeight=b.img.naturalHeight),b.widthRatio=b.naturalWidth/b.width,b.heightRatio=b.naturalHeight/b.height,b.loupe.style.width=b.options.width+"px",b.loupe.style.height=b.options.height+"px",b.loupe.style.border=b.options.border,b.loupe.style.background=b.options.background+" url("+b.img.src+")",b.loupe.style.backgroundRepeat=b.options.backgroundRepeat,b.loupe.style.backgroundSize=b.options.scaleWidth?b.naturalWidth+"px "+b.naturalHeight+"px":"auto",b.loupe.style.borderRadius=b.loupe.style.OBorderRadius=b.loupe.style.MozBorderRadius=b.loupe.style.WebkitBorderRadius=b.options.round?b.options.width+"px":0,b.loupe.style.boxShadow=b.options.shadow,b.initialized=!0,a.fn.okzoom.mousemove(b,c)},a.fn.okzoom.mousemove=function(a,b){if(a.initialized){var c=a.options.width/2,d=a.options.height/2,e="undefined"!=typeof b.pageX?b.pageX:b.clientX+document.documentElement.scrollLeft,f="undefined"!=typeof b.pageY?b.pageY:b.clientY+document.documentElement.scrollTop,g=-1*Math.floor((e-a.offset.left)*a.widthRatio-c),h=-1*Math.floor((f-a.offset.top)*a.heightRatio-d);document.body.style.cursor="none",a.loupe.style.display="block",a.loupe.style.left=e-c+"px",a.loupe.style.top=f-d+"px",a.loupe.style.backgroundPosition=g+"px "+h+"px"}},a.fn.okzoom.mouseout=function(a){a.loupe.style.display="none",a.loupe.style.background="none",a.listener.style.display="none",document.body.style.cursor="auto"}});