7 lines
8.9 KiB
JavaScript
7 lines
8.9 KiB
JavaScript
/*
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By André Rinas, www.andrerinas.de
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Available for use under the MIT License
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1.12.1
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*/
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!function(t,e,i,n){"use strict";t.fn.simpleLightbox=function(n){var a,n=t.extend({sourceAttr:"href",overlay:!0,spinner:!0,nav:!0,navText:["‹","›"],captions:!0,captionDelay:0,captionSelector:"img",captionType:"attr",captionsData:"title",captionPosition:"bottom",captionClass:"",close:!0,closeText:"×",swipeClose:!0,showCounter:!0,fileExt:"png|jpg|jpeg|gif",animationSlide:!0,animationSpeed:250,preloading:!0,enableKeyboard:!0,loop:!0,rel:!1,docClose:!0,swipeTolerance:50,className:"simple-lightbox",widthRatio:.8,heightRatio:.9,disableRightClick:!1,disableScroll:!0,alertError:!0,alertErrorMessage:"Image not found, next image will be loaded",additionalHtml:!1,history:!0},n),o=(e.navigator.pointerEnabled||e.navigator.msPointerEnabled,0),s=0,l=t(),r=function(){var t=i.body||i.documentElement;return t=t.style,""===t.WebkitTransition?"-webkit-":""===t.MozTransition?"-moz-":""===t.OTransition?"-o-":""===t.transition&&""},c=!1,p=[],d=n.rel&&!1!==n.rel?function(e,i){return t(i.selector).filter(function(){return t(this).attr("rel")===e})}(n.rel,this):this,h=0,g=!1!==(r=r()),u="pushState"in history,f=!1,m=e.location,v=function(){return m.hash.substring(1)},b=v(),x=function(){v();var t="pid="+(D+1),e=m.href.split("#")[0]+"#"+t;u?history[f?"replaceState":"pushState"]("",i.title,e):f?m.replace(e):m.hash=t,f=!0},y=function(){u?history.pushState("",i.title,m.pathname+m.search):m.hash="",clearTimeout(a)},w=function(){f?a=setTimeout(x,800):x()},E="simplelb",C=t("<div>").addClass("sl-overlay"),T=t("<button>").addClass("sl-close").html(n.closeText),S=t("<div>").addClass("sl-spinner").html("<div></div>"),k=t("<div>").addClass("sl-navigation").html('<button class="sl-prev">'+n.navText[0]+'</button><button class="sl-next">'+n.navText[1]+"</button>"),I=t("<div>").addClass("sl-counter").html('<span class="sl-current"></span>/<span class="sl-total"></span>'),q=!1,D=0,M=t("<div>").addClass("sl-caption "+n.captionClass+" pos-"+n.captionPosition),A=t("<div>").addClass("sl-image"),R=t("<div>").addClass("sl-wrapper").addClass(n.className),O=function(e){if(!n.fileExt)return!0;var i=/\.([0-9a-z]+)(?=[?#])|(\.)(?:[\w]+)$/gim,a=t(e).attr(n.sourceAttr).match(i);return a&&"a"==t(e).prop("tagName").toLowerCase()&&new RegExp(".("+n.fileExt+")$","i").test(a)},P=function(e){e.trigger(t.Event("show.simplelightbox")),n.disableScroll&&(h=K("hide")),R.appendTo("body"),A.appendTo(R),n.overlay&&C.appendTo(t("body")),q=!0,D=d.index(e),l=t("<img/>").hide().attr("src",e.attr(n.sourceAttr)),-1==p.indexOf(e.attr(n.sourceAttr))&&p.push(e.attr(n.sourceAttr)),A.html("").attr("style",""),l.appendTo(A),X(),C.fadeIn("fast"),t(".sl-close").fadeIn("fast"),S.show(),k.fadeIn("fast"),t(".sl-wrapper .sl-counter .sl-current").text(D+1),I.fadeIn("fast"),z(),n.preloading&&Y(),setTimeout(function(){e.trigger(t.Event("shown.simplelightbox"))},n.animationSpeed)},z=function(i){if(l.length){var a=new Image,o=t(e).width()*n.widthRatio,s=t(e).height()*n.heightRatio;a.src=l.attr("src"),t(a).on("error",function(e){d.eq(D).trigger(t.Event("error.simplelightbox")),q=!1,c=!0,S.hide(),n.alertError&&alert(n.alertErrorMessage),j(1==i||-1==i?i:1)}),a.onload=function(){void 0!==i&&d.eq(D).trigger(t.Event("changed.simplelightbox")).trigger(t.Event((1===i?"nextDone":"prevDone")+".simplelightbox")),n.history&&w(),-1==p.indexOf(l.attr("src"))&&p.push(l.attr("src"));var r=a.width,u=a.height;if(r>o||u>s){var f=r/u>o/s?r/o:u/s;r/=f,u/=f}t(".sl-image").css({top:(t(e).height()-u)/2+"px",left:(t(e).width()-r-h)/2+"px"}),S.hide(),l.css({width:r+"px",height:u+"px"}).fadeIn("fast"),c=!0;var m,v="self"==n.captionSelector?d.eq(D):d.eq(D).find(n.captionSelector);if(m="data"==n.captionType?v.data(n.captionsData):"text"==n.captionType?v.html():v.prop(n.captionsData),n.loop||(0===D&&t(".sl-prev").hide(),D>=d.length-1&&t(".sl-next").hide(),D>0&&t(".sl-prev").show(),D<d.length-1&&t(".sl-next").show()),1==d.length&&t(".sl-prev, .sl-next").hide(),1==i||-1==i){var b={opacity:1};n.animationSlide&&(g?(W(0,100*i+"px"),setTimeout(function(){W(n.animationSpeed/1e3,"0px")},50)):b.left=parseInt(t(".sl-image").css("left"))+100*i+"px"),t(".sl-image").animate(b,n.animationSpeed,function(){q=!1,L(m)})}else q=!1,L(m);n.additionalHtml&&0===t(".sl-additional-html").length&&t("<div>").html(n.additionalHtml).addClass("sl-additional-html").appendTo(t(".sl-image"))}}},L=function(e){""!==e&&void 0!==e&&n.captions&&M.html(e).hide().appendTo(t(".sl-image")).delay(n.captionDelay).fadeIn("fast")},W=function(e,i){var n={};n[r+"transform"]="translateX("+i+")",n[r+"transition"]=r+"transform "+e+"s linear",t(".sl-image").css(n)},X=function(){t(e).on("resize."+E,z),t(i).on("click.simplelb touchstart."+E,".sl-close",function(t){t.preventDefault(),c&&H()}),n.history&&setTimeout(function(){t(e).on("hashchange."+E,function(){c&&v()===b&&H()})},40),k.on("click."+E,"button",function(e){e.preventDefault(),o=0,j(t(this).hasClass("sl-next")?1:-1)});var a=0,l=0,r=0,p=0,h=!1,u=0;A.on("touchstart.simplelb mousedown."+E,function(t){return!!h||(g&&(u=parseInt(A.css("left"))),h=!0,o=0,s=0,a=t.originalEvent.pageX||t.originalEvent.touches[0].pageX,r=t.originalEvent.pageY||t.originalEvent.touches[0].pageY,!1)}).on("touchmove.simplelb mousemove.simplelb pointermove MSPointerMove",function(t){if(!h)return!0;t.preventDefault(),l=t.originalEvent.pageX||t.originalEvent.touches[0].pageX,p=t.originalEvent.pageY||t.originalEvent.touches[0].pageY,o=a-l,s=r-p,n.animationSlide&&(g?W(0,-o+"px"):A.css("left",u-o+"px"))}).on("touchend.simplelb mouseup.simplelb touchcancel.simplelb mouseleave.simplelb pointerup pointercancel MSPointerUp MSPointerCancel",function(t){if(h){h=!1;var e=!0;n.loop||(0===D&&o<0&&(e=!1),D>=d.length-1&&o>0&&(e=!1)),Math.abs(o)>n.swipeTolerance&&e?j(o>0?1:-1):n.animationSlide&&(g?W(n.animationSpeed/1e3,"0px"):A.animate({left:u+"px"},n.animationSpeed/2)),n.swipeClose&&Math.abs(s)>50&&Math.abs(o)<n.swipeTolerance&&H()}})},N=function(){k.off("click","button"),t(i).off("click."+E,".sl-close"),t(e).off("resize."+E),t(e).off("hashchange."+E)},Y=function(){var e=D+1<0?d.length-1:D+1>=d.length-1?0:D+1,i=D-1<0?d.length-1:D-1>=d.length-1?0:D-1;t("<img />").attr("src",d.eq(e).attr(n.sourceAttr)).on("load",function(){-1==p.indexOf(t(this).attr("src"))&&p.push(t(this).attr("src")),d.eq(D).trigger(t.Event("nextImageLoaded.simplelightbox"))}),t("<img />").attr("src",d.eq(i).attr(n.sourceAttr)).on("load",function(){-1==p.indexOf(t(this).attr("src"))&&p.push(t(this).attr("src")),d.eq(D).trigger(t.Event("prevImageLoaded.simplelightbox"))})},j=function(e){d.eq(D).trigger(t.Event("change.simplelightbox")).trigger(t.Event((1===e?"next":"prev")+".simplelightbox"));var i=D+e;if(!(q||(i<0||i>=d.length)&&!1===n.loop)){D=i<0?d.length-1:i>d.length-1?0:i,t(".sl-wrapper .sl-counter .sl-current").text(D+1);var a={opacity:0};n.animationSlide&&(g?W(n.animationSpeed/1e3,-100*e-o+"px"):a.left=parseInt(t(".sl-image").css("left"))+-100*e+"px"),t(".sl-image").animate(a,n.animationSpeed,function(){setTimeout(function(){var i=d.eq(D);l.attr("src",i.attr(n.sourceAttr)),-1==p.indexOf(i.attr(n.sourceAttr))&&S.show(),t(".sl-caption").remove(),z(e),n.preloading&&Y()},100)})}},H=function(){if(!q){var e=d.eq(D),i=!1;e.trigger(t.Event("close.simplelightbox")),n.history&&y(),t(".sl-image img, .sl-overlay, .sl-close, .sl-navigation, .sl-image .sl-caption, .sl-counter").fadeOut("fast",function(){n.disableScroll&&K("show"),t(".sl-wrapper, .sl-overlay").remove(),N(),i||e.trigger(t.Event("closed.simplelightbox")),i=!0}),l=t(),c=!1,q=!1}},K=function(n){var a=0;if("hide"==n){var o=e.innerWidth;if(!o){var s=i.documentElement.getBoundingClientRect();o=s.right-Math.abs(s.left)}if(i.body.clientWidth<o){var l=i.createElement("div"),r=parseInt(t("body").css("padding-right"),10);l.className="sl-scrollbar-measure",t("body").append(l),a=l.offsetWidth-l.clientWidth,t(i.body)[0].removeChild(l),t("body").data("padding",r),a>0&&t("body").addClass("hidden-scroll").css({"padding-right":r+a})}}else t("body").removeClass("hidden-scroll").css({"padding-right":t("body").data("padding")});return a};return n.close&&T.appendTo(R),n.showCounter&&d.length>1&&(I.appendTo(R),I.find(".sl-total").text(d.length)),n.nav&&k.appendTo(R),n.spinner&&S.appendTo(R),d.on("click."+E,function(e){if(O(this)){if(e.preventDefault(),q)return!1;P(t(this))}}),t(i).on("click.simplelb touchstart."+E,function(e){c&&n.docClose&&0===t(e.target).closest(".sl-image").length&&0===t(e.target).closest(".sl-navigation").length&&H()}),n.disableRightClick&&t(i).on("contextmenu",".sl-image img",function(t){return!1}),n.enableKeyboard&&t(i).on("keyup."+E,function(t){if(o=0,c){t.preventDefault();var e=t.keyCode;27==e&&H(),37!=e&&39!=t.keyCode||j(39==t.keyCode?1:-1)}}),this.open=function(e){e=e||t(this[0]),P(e)},this.next=function(){j(1)},this.prev=function(){j(-1)},this.close=function(){H()},this.destroy=function(){t(i).off("click."+E).off("keyup."+E),H(),t(".sl-overlay, .sl-wrapper").remove(),this.off("click")},this.refresh=function(){this.destroy(),t(this).simpleLightbox(n)},this}}(jQuery,window,document);
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