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jquery.chocolat.min.js
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!function(t){"object"==typeof module&&"object"==typeof module.exports?module.exports=t(require("jquery"),window,document):t(jQuery,window,document)}(function(t,e,i,s){function n(e,i){var s=this;return this.settings=i,this.elems={},this.element=e,this._cssClasses=["chocolat-open","chocolat-in-container","chocolat-cover","chocolat-zoomable","chocolat-zoomed"],!this.settings.setTitle&&e.data("chocolat-title")&&(this.settings.setTitle=e.data("chocolat-title")),this.element.find(this.settings.imageSelector).each(function(){s.settings.images.push({title:t(this).attr("title"),src:t(this).attr(s.settings.imageSource),height:!1,width:!1})}),this.element.find(this.settings.imageSelector).each(function(e){t(this).off("click.chocolat").on("click.chocolat",function(t){s.init(e),t.preventDefault()})}),this}var o=0;t.extend(n.prototype,{init:function(t){return this.settings.initialized||(this.setDomContainer(),this.markup(),this.events(),this.settings.lastImage=this.settings.images.length-1,this.settings.initialized=!0),this.settings.afterInitialize.call(this),this.load(t)},preload:function(e){var i=t.Deferred();if("undefined"!=typeof this.settings.images[e]){var s=new Image;return s.onload=function(){i.resolve(s)},s.src=this.settings.images[e].src,i}},load:function(e){var i=this;if(this.settings.fullScreen&&this.openFullScreen(),this.settings.currentImage!==e){this.elems.overlay.fadeIn(this.settings.duration),this.elems.wrapper.fadeIn(this.settings.duration),this.elems.domContainer.addClass("chocolat-open"),this.settings.timer=setTimeout(function(){"undefined"!=typeof i.elems&&t.proxy(i.elems.loader.fadeIn(),i)},this.settings.duration);var s=this.preload(e).then(function(t){return i.place(e,t)}).then(function(t){return i.appear(e)}).then(function(t){i.zoomable(),i.settings.afterImageLoad.call(i)}),n=e+1;return"undefined"!=typeof this.settings.images[n]&&this.preload(n),s}},place:function(t,e){var i,s=this;return this.settings.currentImage=t,this.description(),this.pagination(),this.arrows(),this.storeImgSize(e,t),i=this.fit(t,s.elems.wrapper),this.center(i.width,i.height,i.left,i.top,0)},center:function(t,e,i,s,n){return this.elems.content.css("overflow","visible").animate({width:t,height:e,left:i,top:s},n).promise()},appear:function(t){var e=this;clearTimeout(this.settings.timer),this.elems.loader.stop().fadeOut(300,function(){e.elems.img.attr("src",e.settings.images[t].src)})},fit:function(e,i){var s,n,o=this.settings.images[e].height,a=this.settings.images[e].width,l=t(i).height(),r=t(i).width(),c=this.getOutMarginH(),h=this.getOutMarginW(),m=r-h,g=l-c,u=g/m,d=l/r,f=o/a;return"cover"==this.settings.imageSize?f<d?(s=l,n=s/f):(n=r,s=n*f):"native"==this.settings.imageSize?(s=o,n=a):(f>u?(s=g,n=s/f):(n=m,s=n*f),"default"===this.settings.imageSize&&(n>=a||s>=o)&&(n=a,s=o)),{height:s,width:n,top:(l-s)/2,left:(r-n)/2}},change:function(t){this.zoomOut(0),this.zoomable();var e=this.settings.currentImage+parseInt(t);if(e>this.settings.lastImage){if(this.settings.loop)return this.load(0)}else{if(!(e<0))return this.load(e);if(this.settings.loop)return this.load(this.settings.lastImage)}},arrows:function(){this.settings.loop?t([this.elems.left[0],this.elems.right[0]]).addClass("active"):this.settings.linkImages?(this.settings.currentImage==this.settings.lastImage?this.elems.right.removeClass("active"):this.elems.right.addClass("active"),0===this.settings.currentImage?this.elems.left.removeClass("active"):this.elems.left.addClass("active")):t([this.elems.left[0],this.elems.right[0]]).removeClass("active")},description:function(){var t=this;this.elems.description.html(t.settings.images[t.settings.currentImage].title)},pagination:function(){var t=this,e=this.settings.lastImage+1,i=this.settings.currentImage+1;this.elems.pagination.html(i+" "+t.settings.separator2+e)},storeImgSize:function(t,e){"undefined"!=typeof t&&(this.settings.images[e].height&&this.settings.images[e].width||(this.settings.images[e].height=t.height,this.settings.images[e].width=t.width))},close:function(){if(this.settings.fullscreenOpen)return void this.exitFullScreen();var e=[this.elems.overlay[0],this.elems.loader[0],this.elems.wrapper[0]],i=this,s=t.when(t(e).fadeOut(200)).done(function(){i.elems.domContainer.removeClass("chocolat-open")});return this.settings.currentImage=!1,s},destroy:function(){this.element.removeData(),this.element.find(this.settings.imageSelector).off("click.chocolat"),this.settings.initialized&&(this.settings.fullscreenOpen&&this.exitFullScreen(),this.settings.currentImage=!1,this.settings.initialized=!1,this.elems.domContainer.removeClass(this._cssClasses.join(" ")),this.elems.wrapper.remove())},getOutMarginW:function(){var t=this.elems.left.outerWidth(!0),e=this.elems.right.outerWidth(!0);return t+e},getOutMarginH:function(){return this.elems.top.outerHeight(!0)+this.elems.bottom.outerHeight(!0)},markup:function(){this.elems.domContainer.addClass("chocolat-open "+this.settings.className),"cover"==this.settings.imageSize&&this.elems.domContainer.addClass("chocolat-cover"),this.settings.container!==e&&this.elems.domContainer.addClass("chocolat-in-container"),this.elems.wrapper=t("<div/>",{"class":"chocolat-wrapper",id:"chocolat-content-"+this.settings.setIndex}).appendTo(this.elems.domContainer),this.elems.overlay=t("<div/>",{"class":"chocolat-overlay"}).appendTo(this.elems.wrapper),this.elems.loader=t("<div/>",{"class":"chocolat-loader"}).appendTo(this.elems.wrapper),this.elems.content=t("<div/>",{"class":"chocolat-content"}).appendTo(this.elems.wrapper),this.elems.img=t("<img/>",{"class":"chocolat-img",src:""}).appendTo(this.elems.content),this.elems.top=t("<div/>",{"class":"chocolat-top"}).appendTo(this.elems.wrapper),this.elems.left=t("<div/>",{"class":"chocolat-left"}).appendTo(this.elems.wrapper),this.elems.right=t("<div/>",{"class":"chocolat-right"}).appendTo(this.elems.wrapper),this.elems.bottom=t("<div/>",{"class":"chocolat-bottom"}).appendTo(this.elems.wrapper),this.elems.close=t("<span/>",{"class":"chocolat-close"}).appendTo(this.elems.top),this.elems.fullscreen=t("<span/>",{"class":"chocolat-fullscreen"}).appendTo(this.elems.bottom),this.elems.description=t("<span/>",{"class":"chocolat-description"}).appendTo(this.elems.bottom),this.elems.pagination=t("<span/>",{"class":"chocolat-pagination"}).appendTo(this.elems.bottom),this.elems.setTitle=t("<span/>",{"class":"chocolat-set-title",html:this.settings.setTitle}).appendTo(this.elems.bottom),this.settings.afterMarkup.call(this)},openFullScreen:function(){var t=this.elems.wrapper[0];t.requestFullscreen?(this.settings.fullscreenOpen=!0,t.requestFullscreen()):t.mozRequestFullScreen?(this.settings.fullscreenOpen=!0,t.mozRequestFullScreen()):t.webkitRequestFullscreen?(this.settings.fullscreenOpen=!0,t.webkitRequestFullscreen()):t.msRequestFullscreen?(t.msRequestFullscreen(),this.settings.fullscreenOpen=!0):this.settings.fullscreenOpen=!1},exitFullScreen:function(){i.exitFullscreen?(i.exitFullscreen(),this.settings.fullscreenOpen=!1):i.mozCancelFullScreen?(i.mozCancelFullScreen(),this.settings.fullscreenOpen=!1):i.webkitExitFullscreen?(i.webkitExitFullscreen(),this.settings.fullscreenOpen=!1):i.msExitFullscreen?(i.msExitFullscreen(),this.settings.fullscreenOpen=!1):this.settings.fullscreenOpen=!0},events:function(){var s=this;t(i).off("keydown.chocolat").on("keydown.chocolat",function(t){s.settings.initialized&&(37==t.keyCode?s.change(-1):39==t.keyCode?s.change(1):27==t.keyCode&&s.close())}),this.elems.wrapper.find(".chocolat-right").off("click.chocolat").on("click.chocolat",function(){s.change(1)}),this.elems.wrapper.find(".chocolat-left").off("click.chocolat").on("click.chocolat",function(){return s.change(-1)}),t([this.elems.overlay[0],this.elems.close[0]]).off("click.chocolat").on("click.chocolat",function(){return s.close()}),this.elems.fullscreen.off("click.chocolat").on("click.chocolat",function(){return s.settings.fullscreenOpen?void s.exitFullScreen():void s.openFullScreen()}),s.settings.backgroundClose&&this.elems.overlay.off("click.chocolat").on("click.chocolat",function(){return s.close()}),this.elems.wrapper.off("click.chocolat").on("click.chocolat",function(t){return s.zoomOut(t)}),this.elems.wrapper.find(".chocolat-img").off("click.chocolat").on("click.chocolat",function(t){if(null===s.settings.initialZoomState&&s.elems.domContainer.hasClass("chocolat-zoomable"))return t.stopPropagation(),s.zoomIn(t)}),this.elems.wrapper.mousemove(function(e){if(null!==s.settings.initialZoomState&&!s.elems.img.is(":animated")){var i=t(this).offset(),n=t(this).height(),o=t(this).width(),a=s.settings.images[s.settings.currentImage],l=a.width,r=a.height,c=[e.pageX-o/2-i.left,e.pageY-n/2-i.top],h=0;if(l>o){var m=s.settings.zoomedPaddingX(l,o);h=c[0]/(o/2),h=((l-o)/2+m)*h}var g=0;if(r>n){var u=s.settings.zoomedPaddingY(r,n);g=c[1]/(n/2),g=((r-n)/2+u)*g}var d={"margin-left":-h+"px","margin-top":-g+"px"};"undefined"!=typeof e.duration?t(s.elems.img).stop(!1,!0).animate(d,e.duration):t(s.elems.img).stop(!1,!0).css(d)}}),t(e).on("resize",function(){s.settings.initialized&&s.settings.currentImage!==!1&&s.debounce(50,function(){var t=s.fit(s.settings.currentImage,s.elems.wrapper);s.center(t.width,t.height,t.left,t.top,0),s.zoomable()})})},zoomable:function(){var t=this.settings.images[this.settings.currentImage],e=this.elems.wrapper.width(),i=this.elems.wrapper.height(),s=!(!this.settings.enableZoom||!(t.width>e||t.height>i)),n=this.elems.img.width()>t.width||this.elems.img.height()>t.height;s&&!n?this.elems.domContainer.addClass("chocolat-zoomable"):this.elems.domContainer.removeClass("chocolat-zoomable")},zoomIn:function(e){this.settings.initialZoomState=this.settings.imageSize,this.settings.imageSize="native";var i=t.Event("mousemove");i.pageX=e.pageX,i.pageY=e.pageY,i.duration=this.settings.duration,this.elems.wrapper.trigger(i),this.elems.domContainer.addClass("chocolat-zoomed");var s=this.fit(this.settings.currentImage,this.elems.wrapper);return this.center(s.width,s.height,s.left,s.top,this.settings.duration)},zoomOut:function(t,e){if(null!==this.settings.initialZoomState&&this.settings.currentImage!==!1){e=e||this.settings.duration,this.settings.imageSize=this.settings.initialZoomState,this.settings.initialZoomState=null,this.elems.img.animate({margin:0},e),this.elems.domContainer.removeClass("chocolat-zoomed");var i=this.fit(this.settings.currentImage,this.elems.wrapper);return this.center(i.width,i.height,i.left,i.top,e)}},setDomContainer:function(){this.settings.container===e?this.elems.domContainer=t("body"):this.elems.domContainer=t(this.settings.container)},debounce:function(t,e){clearTimeout(this.settings.timerDebounce),this.settings.timerDebounce=setTimeout(function(){e()},t)},api:function(){var t=this;return{open:function(e){return e=parseInt(e)||0,t.init(e)},close:function(){return t.close()},next:function(){return t.change(1)},prev:function(){return t.change(-1)},"goto":function(e){return t.open(e)},current:function(){return t.settings.currentImage},place:function(){return t.place(t.settings.currentImage,t.settings.duration)},destroy:function(){return t.destroy()},set:function(e,i){return t.settings[e]=i,i},get:function(e){return t.settings[e]},getElem:function(e){return t.elems[e]}}}});var a={container:e,imageSelector:".chocolat-image",className:"",imageSize:"default",initialZoomState:null,fullScreen:!1,loop:!1,linkImages:!0,duration:300,setTitle:"",separator2:"/",setIndex:0,firstImage:0,lastImage:!1,currentImage:!1,initialized:!1,timer:!1,timerDebounce:!1,images:[],enableZoom:!0,imageSource:"href",afterInitialize:function(){},afterMarkup:function(){},afterImageLoad:function(){},zoomedPaddingX:function(t,e){return 0},zoomedPaddingY:function(t,e){return 0}};return t.fn.Chocolat=function(e){return this.each(function(){o++;var i=t.extend(!0,{},a,e,{setIndex:o});t.data(this,"chocolat")||t.data(this,"chocolat",new n(t(this),i))})},t.fn.Chocolat});