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mirror of https://github.com/invoiceninja/invoiceninja.git synced 2024-09-20 08:21:34 +02:00
invoiceninja/public/js/lightbox.min.js
2016-07-20 23:12:46 +02:00

3 lines
8.0 KiB
JavaScript

!function(t,i){"function"==typeof define&&define.amd?define(["jquery"],i):"object"==typeof exports?module.exports=i(require("jquery")):t.lightbox=i(t.jQuery)}(this,function(t){function i(i){this.album=[],this.currentImageIndex=void 0,this.init(),this.options=t.extend({},this.constructor.defaults),this.option(i)}return i.defaults={albumLabel:"Image %1 of %2",alwaysShowNavOnTouchDevices:!1,fadeDuration:500,fitImagesInViewport:!0,positionFromTop:50,resizeDuration:700,showImageNumberLabel:!0,wrapAround:!1,disableScrolling:!1},i.prototype.option=function(i){t.extend(this.options,i)},i.prototype.imageCountLabel=function(t,i){return this.options.albumLabel.replace(/%1/g,t).replace(/%2/g,i)},i.prototype.init=function(){this.enable(),this.build()},i.prototype.enable=function(){var i=this;t("body").on("click","a[rel^=lightbox], area[rel^=lightbox], a[data-lightbox], area[data-lightbox]",function(e){return i.start(t(e.currentTarget)),!1})},i.prototype.build=function(){var i=this;t('<div id="lightboxOverlay" class="lightboxOverlay"></div><div id="lightbox" class="lightbox"><div class="lb-outerContainer"><div class="lb-container"><img class="lb-image" src="data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==" /><div class="lb-nav"><a class="lb-prev" href="" ></a><a class="lb-next" href="" ></a></div><div class="lb-loader"><a class="lb-cancel"></a></div></div></div><div class="lb-dataContainer"><div class="lb-data"><div class="lb-details"><span class="lb-caption"></span><span class="lb-number"></span></div><div class="lb-closeContainer"><a class="lb-close"></a></div></div></div></div>').appendTo(t("body")),this.$lightbox=t("#lightbox"),this.$overlay=t("#lightboxOverlay"),this.$outerContainer=this.$lightbox.find(".lb-outerContainer"),this.$container=this.$lightbox.find(".lb-container"),this.containerTopPadding=parseInt(this.$container.css("padding-top"),10),this.containerRightPadding=parseInt(this.$container.css("padding-right"),10),this.containerBottomPadding=parseInt(this.$container.css("padding-bottom"),10),this.containerLeftPadding=parseInt(this.$container.css("padding-left"),10),this.$overlay.hide().on("click",function(){return i.end(),!1}),this.$lightbox.hide().on("click",function(e){return"lightbox"===t(e.target).attr("id")&&i.end(),!1}),this.$outerContainer.on("click",function(e){return"lightbox"===t(e.target).attr("id")&&i.end(),!1}),this.$lightbox.find(".lb-prev").on("click",function(){return 0===i.currentImageIndex?i.changeImage(i.album.length-1):i.changeImage(i.currentImageIndex-1),!1}),this.$lightbox.find(".lb-next").on("click",function(){return i.currentImageIndex===i.album.length-1?i.changeImage(0):i.changeImage(i.currentImageIndex+1),!1}),this.$lightbox.find(".lb-loader, .lb-close").on("click",function(){return i.end(),!1})},i.prototype.start=function(i){function e(t){n.album.push({link:t.attr("href"),title:t.attr("data-title")||t.attr("title")})}var n=this,a=t(window);a.on("resize",t.proxy(this.sizeOverlay,this)),t("select, object, embed").css({visibility:"hidden"}),this.sizeOverlay(),this.album=[];var o,s=0,h=i.attr("data-lightbox");if(h){o=t(i.prop("tagName")+'[data-lightbox="'+h+'"]');for(var r=0;r<o.length;r=++r)e(t(o[r])),o[r]===i[0]&&(s=r)}else if("lightbox"===i.attr("rel"))e(i);else{o=t(i.prop("tagName")+'[rel="'+i.attr("rel")+'"]');for(var l=0;l<o.length;l=++l)e(t(o[l])),o[l]===i[0]&&(s=l)}var d=a.scrollTop()+this.options.positionFromTop,g=a.scrollLeft();this.$lightbox.css({top:d+"px",left:g+"px"}).fadeIn(this.options.fadeDuration),this.options.disableScrolling&&t("body").addClass("lb-disable-scrolling"),this.changeImage(s)},i.prototype.changeImage=function(i){var e=this;this.disableKeyboardNav();var n=this.$lightbox.find(".lb-image");this.$overlay.fadeIn(this.options.fadeDuration),t(".lb-loader").fadeIn("slow"),this.$lightbox.find(".lb-image, .lb-nav, .lb-prev, .lb-next, .lb-dataContainer, .lb-numbers, .lb-caption").hide(),this.$outerContainer.addClass("animating");var a=new Image;a.onload=function(){var o,s,h,r,l,d,g;n.attr("src",e.album[i].link),o=t(a),n.width(a.width),n.height(a.height),e.options.fitImagesInViewport&&(g=t(window).width(),d=t(window).height(),l=g-e.containerLeftPadding-e.containerRightPadding-20,r=d-e.containerTopPadding-e.containerBottomPadding-120,e.options.maxWidth&&e.options.maxWidth<l&&(l=e.options.maxWidth),e.options.maxHeight&&e.options.maxHeight<l&&(r=e.options.maxHeight),(a.width>l||a.height>r)&&(a.width/l>a.height/r?(h=l,s=parseInt(a.height/(a.width/h),10),n.width(h),n.height(s)):(s=r,h=parseInt(a.width/(a.height/s),10),n.width(h),n.height(s)))),e.sizeContainer(n.width(),n.height())},a.src=this.album[i].link,this.currentImageIndex=i},i.prototype.sizeOverlay=function(){this.$overlay.width(t(document).width()).height(t(document).height())},i.prototype.sizeContainer=function(t,i){function e(){n.$lightbox.find(".lb-dataContainer").width(s),n.$lightbox.find(".lb-prevLink").height(h),n.$lightbox.find(".lb-nextLink").height(h),n.showImage()}var n=this,a=this.$outerContainer.outerWidth(),o=this.$outerContainer.outerHeight(),s=t+this.containerLeftPadding+this.containerRightPadding,h=i+this.containerTopPadding+this.containerBottomPadding;a!==s||o!==h?this.$outerContainer.animate({width:s,height:h},this.options.resizeDuration,"swing",function(){e()}):e()},i.prototype.showImage=function(){this.$lightbox.find(".lb-loader").stop(!0).hide(),this.$lightbox.find(".lb-image").fadeIn("slow"),this.updateNav(),this.updateDetails(),this.preloadNeighboringImages(),this.enableKeyboardNav()},i.prototype.updateNav=function(){var t=!1;try{document.createEvent("TouchEvent"),t=!!this.options.alwaysShowNavOnTouchDevices}catch(i){}this.$lightbox.find(".lb-nav").show(),this.album.length>1&&(this.options.wrapAround?(t&&this.$lightbox.find(".lb-prev, .lb-next").css("opacity","1"),this.$lightbox.find(".lb-prev, .lb-next").show()):(this.currentImageIndex>0&&(this.$lightbox.find(".lb-prev").show(),t&&this.$lightbox.find(".lb-prev").css("opacity","1")),this.currentImageIndex<this.album.length-1&&(this.$lightbox.find(".lb-next").show(),t&&this.$lightbox.find(".lb-next").css("opacity","1"))))},i.prototype.updateDetails=function(){var i=this;if("undefined"!=typeof this.album[this.currentImageIndex].title&&""!==this.album[this.currentImageIndex].title&&this.$lightbox.find(".lb-caption").html(this.album[this.currentImageIndex].title).fadeIn("fast").find("a").on("click",function(i){void 0!==t(this).attr("target")?window.open(t(this).attr("href"),t(this).attr("target")):location.href=t(this).attr("href")}),this.album.length>1&&this.options.showImageNumberLabel){var e=this.imageCountLabel(this.currentImageIndex+1,this.album.length);this.$lightbox.find(".lb-number").text(e).fadeIn("fast")}else this.$lightbox.find(".lb-number").hide();this.$outerContainer.removeClass("animating"),this.$lightbox.find(".lb-dataContainer").fadeIn(this.options.resizeDuration,function(){return i.sizeOverlay()})},i.prototype.preloadNeighboringImages=function(){if(this.album.length>this.currentImageIndex+1){var t=new Image;t.src=this.album[this.currentImageIndex+1].link}if(this.currentImageIndex>0){var i=new Image;i.src=this.album[this.currentImageIndex-1].link}},i.prototype.enableKeyboardNav=function(){t(document).on("keyup.keyboard",t.proxy(this.keyboardAction,this))},i.prototype.disableKeyboardNav=function(){t(document).off(".keyboard")},i.prototype.keyboardAction=function(t){var i=27,e=37,n=39,a=t.keyCode,o=String.fromCharCode(a).toLowerCase();a===i||o.match(/x|o|c/)?this.end():"p"===o||a===e?0!==this.currentImageIndex?this.changeImage(this.currentImageIndex-1):this.options.wrapAround&&this.album.length>1&&this.changeImage(this.album.length-1):"n"!==o&&a!==n||(this.currentImageIndex!==this.album.length-1?this.changeImage(this.currentImageIndex+1):this.options.wrapAround&&this.album.length>1&&this.changeImage(0))},i.prototype.end=function(){this.disableKeyboardNav(),t(window).off("resize",this.sizeOverlay),this.$lightbox.fadeOut(this.options.fadeDuration),this.$overlay.fadeOut(this.options.fadeDuration),t("select, object, embed").css({visibility:"visible"}),this.options.disableScrolling&&t("body").removeClass("lb-disable-scrolling")},new i});
//# sourceMappingURL=lightbox.min.js.map