/*!
 * Viewer v0.5.0
 * https://github.com/fengyuanchen/viewer
 *
 * Copyright (c) 2015-2016 Fengyuan Chen
 * Released under the MIT license
 *
 * Date: 2016-01-21T09:59:52.834Z
 */
!function(i){"function"==typeof define&&define.amd?define("viewer",["jquery"],i):i("object"==typeof exports?require("jquery"):jQuery)}(function(i){"use strict";function t(i){return"string"==typeof i}function e(i){return"number"==typeof i&&!isNaN(i)}function s(i){return"undefined"==typeof i}function n(i,t){var s=[];return e(t)&&s.push(t),s.slice.apply(i,s)}function o(i,t){var e=n(arguments,2);return function(){return i.apply(t,e.concat(n(arguments)))}}function a(i){var t=[],s=i.rotate,n=i.scaleX,o=i.scaleY;return e(s)&&t.push("rotate("+s+"deg)"),e(n)&&e(o)&&t.push("scale("+n+","+o+")"),t.length?t.join(" "):"none"}function h(i){return i.offsetWidth}function r(i){return t(i)?i.replace(/^.*\//,"").replace(/[\?&#].*$/,""):""}function l(i,t){var e;return i.naturalWidth?t(i.naturalWidth,i.naturalHeight):(e=document.createElement("img"),e.onload=function(){t(this.width,this.height)},void(e.src=i.src))}function d(t){var e=t.length,s=0,n=0;return e&&(i.each(t,function(i,t){s+=t.pageX,n+=t.pageY}),s/=e,n/=e),{pageX:s,pageY:n}}function c(i){switch(i){case 2:return x;case 3:return $;case 4:return C}}function u(t,e){this.$element=i(t),this.options=i.extend({},u.DEFAULTS,i.isPlainObject(e)&&e),this.isImg=!1,this.isBuilt=!1,this.isShown=!1,this.isViewed=!1,this.isFulled=!1,this.isPlayed=!1,this.wheeling=!1,this.playing=!1,this.fading=!1,this.tooltiping=!1,this.transitioning=!1,this.action=!1,this.target=!1,this.timeout=!1,this.index=0,this.length=0,this.init()}var m=i(window),v=i(document),f="viewer",g=document.createElement(f),w="viewer-fixed",p="viewer-open",b="viewer-show",y="viewer-hide",x="viewer-hide-xs-down",$="viewer-hide-sm-down",C="viewer-hide-md-down",z="viewer-fade",F="viewer-in",Y="viewer-move",k="viewer-active",I="viewer-invisible",X="viewer-transition",P="viewer-fullscreen",T="viewer-fullscreen-exit",V="viewer-close",E="img",S="mousedown touchstart pointerdown MSPointerDown",D="mousemove touchmove pointermove 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t,e,s,n,o,a,h=this.options,r=this.$element;this.isBuilt||(this.$parent=t=r.parent(),this.$viewer=e=i(u.TEMPLATE),this.$canvas=e.find(".viewer-canvas"),this.$footer=e.find(".viewer-footer"),this.$title=s=e.find(".viewer-title"),this.$toolbar=n=e.find(".viewer-toolbar"),this.$navbar=o=e.find(".viewer-navbar"),this.$button=a=e.find(".viewer-button"),this.$tooltip=e.find(".viewer-tooltip"),this.$player=e.find(".viewer-player"),this.$list=e.find(".viewer-list"),s.addClass(h.title?c(h.title):y),n.addClass(h.toolbar?c(h.toolbar):y),n.find("li[class*=zoom]").toggleClass(I,!h.zoomable),n.find("li[class*=flip]").toggleClass(I,!h.scalable),h.rotatable||n.find("li[class*=rotate]").addClass(I).appendTo(n),o.addClass(h.navbar?c(h.navbar):y),h.inline?(a.addClass(P),e.css("z-index",h.zIndexInline),"static"===t.css("position")&&t.css("position","relative")):(a.addClass(V),e.css("z-index",h.zIndex).addClass([w,z,y].join(" 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t=this.options,e=this.$element;i.isFunction(t.view)&&e.off(Z,t.view),i.isFunction(t.viewed)&&e.off(K,t.viewed),this.$viewer.off(_,this.click).off(q,this.wheel),this.$canvas.off(S,this.mousedown),v.off(D,this._mousemove).off(L,this._mouseup).off(W,this._keydown),m.off(j,this._resize)},render:function(){this.initContainer(),this.initViewer(),this.initList(),this.renderViewer()},initContainer:function(){this.container={width:m.innerWidth(),height:m.innerHeight()}},initViewer:function(){var t,e=this.options,s=this.$parent;e.inline&&(this.parent=t={width:ei(s.width(),e.minWidth),height:ei(s.height(),e.minHeight)}),(this.isFulled||!t)&&(t=this.container),this.viewer=i.extend({},t)},renderViewer:function(){this.options.inline&&!this.isFulled&&this.$viewer.css(this.viewer)},initList:function(){var e=this.options,s=this.$element,n=this.$list,o=[];this.$images.each(function(s){var 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e=i(t.target),s=e.data("action"),n=this.image;switch(s){case"mix":this.isPlayed?this.stop():this.options.inline?this.isFulled?this.exit():this.full():this.hide();break;case"view":this.view(e.data("index"));break;case"zoom-in":this.zoom(.1,!0);break;case"zoom-out":this.zoom(-.1,!0);break;case"one-to-one":this.toggle();break;case"reset":this.reset();break;case"prev":this.prev();break;case"play":this.play();break;case"next":this.next();break;case"rotate-left":this.rotate(-90);break;case"rotate-right":this.rotate(90);break;case"flip-horizontal":this.scaleX(-n.scaleX||-1);break;case"flip-vertical":this.scaleY(-n.scaleY||-1);break;default:this.isPlayed&&this.stop()}},load:function(){var t=this.options,e=this.viewer,s=this.$image;this.timeout&&(clearTimeout(this.timeout),this.timeout=!1),s.removeClass(I).css("cssText","width:0;height:0;margin-left:"+e.width/2+"px;margin-top:"+e.height/2+"px;max-width:none!important;visibility:visible;"),this.initImage(i.proxy(function(){s.toggleClass(X,t.transition).toggleClass(Y,t.movable),this.renderImage(i.proxy(function(){this.isViewed=!0,this.trigger(K)},this))},this))},loadImage:function(t){var e=t.target,s=i(e),n=s.parent(),o=n.width(),a=n.height(),h=t.data&&t.data.filled;l(e,function(i,t){var e=i/t,n=o,r=a;a*e>o?h?n=a*e:r=o/e:h?r=o/e:n=a*e,s.css({width:n,height:r,marginLeft:(o-n)/2,marginTop:(a-r)/2})})},resize:function(){this.initContainer(),this.initViewer(),this.renderViewer(),this.renderList(),this.initImage(i.proxy(function(){this.renderImage()},this)),this.isPlayed&&this.$player.find(E).one(M,i.proxy(this.loadImage,this)).trigger(M)},wheel:function(t){var e=t.originalEvent||t,s=si(this.options.zoomRatio)||.1,n=1;this.isViewed&&(t.preventDefault(),this.wheeling||(this.wheeling=!0,setTimeout(i.proxy(function(){this.wheeling=!1},this),50),e.deltaY?n=e.deltaY>0?1:-1:e.wheelDelta?n=-e.wheelDelta/120:e.detail&&(n=e.detail>0?1:-1),this.zoom(-n*s,!0,t)))},keydown:function(i){var t=this.options,e=i.which;if(this.isFulled&&t.keyboard)switch(e){case 27:this.isPlayed?this.stop():t.inline?this.isFulled&&this.exit():this.hide();break;case 32:this.isPlayed&&this.stop();break;case 37:this.prev();break;case 38:i.preventDefault(),this.zoom(t.zoomRatio,!0);break;case 39:this.next();break;case 40:i.preventDefault(),this.zoom(-t.zoomRatio,!0);break;case 48:case 49:(i.ctrlKey||i.shiftKey)&&(i.preventDefault(),this.toggle())}},mousedown:function(i){var t,e=this.options,s=i.originalEvent,n=s&&s.touches,o=i,a=e.movable?"move":!1;if(this.isViewed){if(n){if(t=n.length,t>1){if(!e.zoomable||2!==t)return;o=n[1],this.startX2=o.pageX,this.startY2=o.pageY,a="zoom"}else 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t,e=this.options;e.inline||this.transitioning||(this.isBuilt||this.build(),i.isFunction(e.show)&&this.$element.one(H,e.show),this.trigger(H).isDefaultPrevented()||(this.$body.addClass(p),t=this.$viewer.removeClass(y),this.$element.one(U,i.proxy(function(){this.view(this.target?this.$images.index(this.target):this.index),this.target=!1},this)),e.transition?(this.transitioning=!0,t.addClass(X),h(t[0]),t.one(R,i.proxy(this.shown,this)).addClass(F)):(t.addClass(F),this.shown())))},hide:function(){var t=this.options,e=this.$viewer;t.inline||this.transitioning||!this.isShown||(i.isFunction(t.hide)&&this.$element.one(N,t.hide),this.trigger(N).isDefaultPrevented()||(this.isViewed&&t.transition?(this.transitioning=!0,this.$image.one(R,i.proxy(function(){e.one(R,i.proxy(this.hidden,this)).removeClass(F)},this)),this.zoomTo(0,!1,!1,!0)):(e.removeClass(F),this.hidden())))},view:function(t){var e,s,n,o,a,h=this.$title;t=Number(t)||0,!this.isShown||this.isPlayed||0>t||t>=this.length||this.isViewed&&t===this.index||this.trigger(Z).isDefaultPrevented()||(s=this.$items.eq(t),n=s.find(E),o=n.data("originalUrl"),a=n.attr("alt"),this.$image=e=i('<img src="'+o+'" alt="'+a+'">'),this.isViewed&&this.$items.eq(this.index).removeClass(k),s.addClass(k),this.isViewed=!1,this.index=t,this.image=null,this.$canvas.html(e.addClass(I)),this.renderList(),h.empty(),this.$element.one(K,i.proxy(function(){var i=this.image,t=i.naturalWidth,e=i.naturalHeight;h.html(a+" ("+t+" &times; "+e+")")},this)),e[0].complete?this.load():(e.one(M,i.proxy(this.load,this)),this.timeout&&clearTimeout(this.timeout),this.timeout=setTimeout(i.proxy(function(){e.removeClass(I),this.timeout=!1},this),1e3)))},prev:function(){this.view(ei(this.index-1,0))},next:function(){this.view(ti(this.index+1,this.length-1))},move:function(i,t){var e=this.image;this.moveTo(s(i)?i:e.left+si(i),s(t)?t:e.top+si(t))},moveTo:function(i,t){var n=this.image,o=!1;s(t)&&(t=i),i=si(i),t=si(t),this.isViewed&&!this.isPlayed&&this.options.movable&&(e(i)&&(n.left=i,o=!0),e(t)&&(n.top=t,o=!0),o&&this.renderImage())},zoom:function(i,t,e){var s=this.image;i=si(i),i=0>i?1/(1-i):1+i,this.zoomTo(s.width*i/s.naturalWidth,t,e)},zoomTo:function(i,t,s,n){var o,a,h,r,l,c=this.options,u=.01,m=100,v=this.image,f=v.width,g=v.height;i=ei(0,i),e(i)&&this.isViewed&&!this.isPlayed&&(n||c.zoomable)&&(n||(u=ei(u,c.minZoomRatio),m=ti(m,c.maxZoomRatio),i=ti(ei(i,u),m)),i>.95&&1.05>i&&(i=1),a=v.naturalWidth*i,h=v.naturalHeight*i,s&&(o=s.originalEvent)?(r=this.$viewer.offset(),l=o.touches?d(o.touches):{pageX:s.pageX||o.pageX||0,pageY:s.pageY||o.pageY||0},v.left-=(a-f)*((l.pageX-r.left-v.left)/f),v.top-=(h-g)*((l.pageY-r.top-v.top)/g)):(v.left-=(a-f)/2,v.top-=(h-g)/2),v.width=a,v.height=h,v.ratio=i,this.renderImage(),t&&this.tooltip())},rotate:function(i){this.rotateTo((this.image.rotate||0)+si(i))},rotateTo:function(i){var t=this.image;i=si(i),e(i)&&this.isViewed&&!this.isPlayed&&this.options.rotatable&&(t.rotate=i,this.renderImage())},scale:function(i,t){var n=this.image,o=!1;s(t)&&(t=i),i=si(i),t=si(t),this.isViewed&&!this.isPlayed&&this.options.scalable&&(e(i)&&(n.scaleX=i,o=!0),e(t)&&(n.scaleY=t,o=!0),o&&this.renderImage())},scaleX:function(i){this.scale(i,this.image.scaleY)},scaleY:function(i){this.scale(this.image.scaleX,i)},play:function(){var t,s=this.options,n=this.$player,o=i.proxy(this.loadImage,this),a=[],h=0,r=0;this.isShown&&!this.isPlayed&&(s.fullscreen&&this.requestFullscreen(),this.isPlayed=!0,n.addClass(b),this.$items.each(function(t){var e=i(this),l=e.find(E),d=i('<img src="'+l.data("originalUrl")+'" 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t=this.options,e=this.$image,s=this.$list;this.isShown&&!this.isPlayed&&!this.isFulled&&t.inline&&(this.isFulled=!0,this.$body.addClass(p),this.$button.addClass(T),t.transition&&(e.removeClass(X),s.removeClass(X)),this.$viewer.addClass(w).removeAttr("style").css("z-index",t.zIndex),this.initContainer(),this.viewer=i.extend({},this.container),this.renderList(),this.initImage(i.proxy(function(){this.renderImage(function(){t.transition&&setTimeout(function(){e.addClass(X),s.addClass(X)},0)})},this)))},exit:function(){var t=this.options,e=this.$image,s=this.$list;this.isFulled&&(this.isFulled=!1,this.$body.removeClass(p),this.$button.removeClass(T),t.transition&&(e.removeClass(X),s.removeClass(X)),this.$viewer.removeClass(w).css("z-index",t.zIndexInline),this.viewer=i.extend({},this.parent),this.renderViewer(),this.renderList(),this.initImage(i.proxy(function(){this.renderImage(function(){t.transition&&setTimeout(function(){e.addClass(X),s.addClass(X)},0)})},this)))},tooltip:function(){var t=this.options,e=this.$tooltip,s=this.image,n=[b,z,X].join(" ");this.isViewed&&!this.isPlayed&&t.tooltip&&(e.text(G(100*s.ratio)+"%"),this.tooltiping?clearTimeout(this.tooltiping):t.transition?(this.fading&&e.trigger(R),e.addClass(n),h(e[0]),e.addClass(F)):e.addClass(b),this.tooltiping=setTimeout(i.proxy(function(){t.transition?(e.one(R,i.proxy(function(){e.removeClass(n),this.fading=!1},this)).removeClass(F),this.fading=!0):e.removeClass(b),this.tooltiping=!1},this),1e3))},toggle:function(){1===this.image.ratio?this.zoomTo(this.initialImage.ratio,!0):this.zoomTo(1,!0)},reset:function(){this.isViewed&&!this.isPlayed&&(this.image=i.extend({},this.initialImage),this.renderImage())},update:function(){var t,e=this.$element,s=this.$images,n=[];if(this.isImg){if(!e.parent().length)return this.destroy()}else this.$images=s=e.find(E),this.length=s.length;this.isBuilt&&(i.each(this.$items,function(t){var e=i(this).find("img")[0],o=s[t];o?o.src!==e.src&&n.push(t):n.push(t)}),this.$list.width("auto"),this.initList(),this.isShown&&(this.length?this.isViewed&&(t=i.inArray(this.index,n),t>=0?(this.isViewed=!1,this.view(ei(this.index-(t+1),0))):this.$items.eq(this.index).addClass(k)):(this.$image=null,this.isViewed=!1,this.index=0,this.image=null,this.$canvas.empty(),this.$title.empty())))},destroy:function(){var i=this.$element;this.options.inline?this.unbind():(this.isShown&&this.unbind(),i.off(_,this.start)),this.unbuild(),i.removeData(f)},trigger:function(t,e){var s=i.Event(t,e);return this.$element.trigger(s),s},shown:function(){var t=this.options;this.transitioning=!1,this.isFulled=!0,this.isShown=!0,this.isVisible=!0,this.render(),this.bind(),i.isFunction(t.shown)&&this.$element.one(U,t.shown),this.trigger(U)},hidden:function(){var t=this.options;this.transitioning=!1,this.isViewed=!1,this.isFulled=!1,this.isShown=!1,this.isVisible=!1,this.unbind(),this.$body.removeClass(p),this.$viewer.addClass(y),this.resetList(),this.resetImage(),i.isFunction(t.hidden)&&this.$element.one(O,t.hidden),this.trigger(O)},requestFullscreen:function(){var i=document.documentElement;!this.isFulled||document.fullscreenElement||document.mozFullScreenElement||document.webkitFullscreenElement||document.msFullscreenElement||(i.requestFullscreen?i.requestFullscreen():i.msRequestFullscreen?i.msRequestFullscreen():i.mozRequestFullScreen?i.mozRequestFullScreen():i.webkitRequestFullscreen&&i.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT))},exitFullscreen:function(){this.isFulled&&(document.exitFullscreen?document.exitFullscreen():document.msExitFullscreen?document.msExitFullscreen():document.mozCancelFullScreen?document.mozCancelFullScreen():document.webkitExitFullscreen&&document.webkitExitFullscreen())},change:function(i){var t=this.endX-this.startX,e=this.endY-this.startY;switch(this.action){case"move":this.move(t,e);break;case"zoom":this.zoom(function(i,t,e,s){var n=J(i*i+t*t),o=J(e*e+s*s);return(o-n)/n}(ii(this.startX-this.startX2),ii(this.startY-this.startY2),ii(this.endX-this.endX2),ii(this.endY-this.endY2)),!1,i),this.startX2=this.endX2,this.startY2=this.endY2;break;case"switch":this.action="switched",ii(t)>ii(e)&&(t>1?this.prev():-1>t&&this.next())}this.startX=this.endX,this.startY=this.endY},isSwitchable:function(){var i=this.image,t=this.viewer;return i.left>=0&&i.top>=0&&i.width<=t.width&&i.height<=t.height}},u.DEFAULTS={inline:!1,button:!0,navbar:!0,title:!0,toolbar:!0,tooltip:!0,movable:!0,zoomable:!0,rotatable:!0,scalable:!0,transition:!0,fullscreen:!0,keyboard:!0,interval:5e3,minWidth:200,minHeight:100,zoomRatio:.1,minZoomRatio:.01,maxZoomRatio:100,zIndex:2015,zIndexInline:0,url:"src",build:null,built:null,show:null,shown:null,hide:null,hidden:null,view:null,viewed:null},u.TEMPLATE='<div class="viewer-container"><div class="viewer-canvas"></div><div class="viewer-footer"><div class="viewer-title"></div><ul class="viewer-toolbar"><li class="viewer-zoom-in" data-action="zoom-in"></li><li class="viewer-zoom-out" data-action="zoom-out"></li><li class="viewer-one-to-one" data-action="one-to-one"></li><li class="viewer-reset" data-action="reset"></li><li class="viewer-prev" data-action="prev"></li><li class="viewer-play" data-action="play"></li><li class="viewer-next" data-action="next"></li><li class="viewer-rotate-left" data-action="rotate-left"></li><li class="viewer-rotate-right" data-action="rotate-right"></li><li class="viewer-flip-horizontal" data-action="flip-horizontal"></li><li class="viewer-flip-vertical" data-action="flip-vertical"></li></ul><div class="viewer-navbar"><ul class="viewer-list"></ul></div></div><div class="viewer-tooltip"></div><div class="viewer-button" data-action="mix"></div><div class="viewer-player"></div></div>',u.other=i.fn.viewer,i.fn.viewer=function(e){var o,a=n(arguments,1);return this.each(function(){var s,n=i(this),h=n.data(f);if(!h){if(/destroy|hide|exit|stop|reset/.test(e))return;n.data(f,h=new u(this,e))}t(e)&&i.isFunction(s=h[e])&&(o=s.apply(h,a))}),s(o)?this:o},i.fn.viewer.Constructor=u,i.fn.viewer.setDefaults=u.setDefaults,i.fn.viewer.noConflict=function(){return i.fn.viewer=u.other,this}});