48 lines
9.2 KiB
JavaScript
48 lines
9.2 KiB
JavaScript
(function(q,m){"function"===typeof define&&define.amd?define(m):"object"===typeof exports?module.exports=m():q.Blazy=m()})(this,function(){function q(b){var c=b._util;c.elements=E(b.options);c.count=c.elements.length;c.destroyed&&(c.destroyed=!1,b.options.container&&l(b.options.container,function(a){n(a,"scroll",c.validateT)}),n(window,"resize",c.saveViewportOffsetT),n(window,"resize",c.validateT),n(window,"scroll",c.validateT));m(b)}function m(b){for(var c=b._util,a=0;a<c.count;a++){var d=c.elements[a],e;a:{var g=d;e=b.options;var p=g.getBoundingClientRect();if(e.container&&y&&(g=g.closest(e.containerClass))){g=g.getBoundingClientRect();e=r(g,f)?r(p,{top:g.top-e.offset,right:g.right+e.offset,bottom:g.bottom+e.offset,left:g.left-e.offset}):!1;break a}e=r(p,f)}if(e||t(d,b.options.successClass))b.load(d),c.elements.splice(a,1),c.count--,a--}0===c.count&&b.destroy()}function r(b,c){return b.right>=c.left&&b.bottom>=c.top&&b.left<=c.right&&b.top<=c.bottom}function z(b,c,a){if(!t(b,a.successClass)&&(c||a.loadInvisible||0<b.offsetWidth&&0<b.offsetHeight))if(c=b.getAttribute(u)||b.getAttribute(a.src)){c=c.split(a.separator);var d=c[A&&1<c.length?1:0],e=b.getAttribute(a.srcset),g="img"===b.nodeName.toLowerCase(),p=(c=b.parentNode)&&"picture"===c.nodeName.toLowerCase();if(g||void 0===b.src){var h=new Image,w=function(){a.error&&a.error(b,"invalid");v(b,a.errorClass);k(h,"error",w);k(h,"load",f)},f=function(){g?p||B(b,d,e):b.style.backgroundImage='url("'+d+'")';x(b,a);k(h,"load",f);k(h,"error",w)};p&&(h=b,l(c.getElementsByTagName("source"),function(b){var c=a.srcset,e=b.getAttribute(c);e&&(b.setAttribute("srcset",e),b.removeAttribute(c))}));n(h,"error",w);n(h,"load",f);B(h,d,e)}else b.src=d,x(b,a)}else"video"===b.nodeName.toLowerCase()?(l(b.getElementsByTagName("source"),function(b){var c=a.src,e=b.getAttribute(c);e&&(b.setAttribute("src",e),b.removeAttribute(c))}),b.load(),x(b,a)):(a.error&&a.error(b,"missing"),v(b,a.errorClass))}function x(b,c){v(b,c.successClass);c.success&&c.success(b);b.removeAttribute(c.src);b.removeAttribute(c.srcset);l(c.breakpoints,function(a){b.removeAttribute(a.src)})}function B(b,c,a){a&&b.setAttribute("srcset",a);b.src=c}function t(b,c){return-1!==(" "+b.className+" ").indexOf(" "+c+" ")}function v(b,c){t(b,c)||(b.className+=" "+c)}function E(b){var c=[];b=b.root.querySelectorAll(b.selector);for(var a=b.length;a--;c.unshift(b[a]));return c}function C(b){f.bottom=(window.innerHeight||document.documentElement.clientHeight)+b;f.right=(window.innerWidth||document.documentElement.clientWidth)+b}function n(b,c,a){b.attachEvent?b.attachEvent&&b.attachEvent("on"+c,a):b.addEventListener(c,a,{capture:!1,passive:!0})}function k(b,c,a){b.detachEvent?b.detachEvent&&b.detachEvent("on"+c,a):b.removeEventListener(c,a,{capture:!1,passive:!0})}function l(b,c){if(b&&c)for(var a=b.length,d=0;d<a&&!1!==c(b[d],d);d++);}function D(b,c,a){var d=0;return function(){var e=+new Date;e-d<c||(d=e,b.apply(a,arguments))}}var u,f,A,y;return function(b){if(!document.querySelectorAll){var c=document.createStyleSheet();document.querySelectorAll=function(a,b,d,h,f){f=document.all;b=[];a=a.replace(/\[for\b/gi,"[htmlFor").split(",");for(d=a.length;d--;){c.addRule(a[d],"k:v");for(h=f.length;h--;)f[h].currentStyle.k&&b.push(f[h]);c.removeRule(0)}return b}}var a=this,d=a._util={};d.elements=[];d.destroyed=!0;a.options=b||{};a.options.error=a.options.error||!1;a.options.offset=a.options.offset||100;a.options.root=a.options.root||document;a.options.success=a.options.success||!1;a.options.selector=a.options.selector||".b-lazy";a.options.separator=a.options.separator||"|";a.options.containerClass=a.options.container;a.options.container=a.options.containerClass?document.querySelectorAll(a.options.containerClass):!1;a.options.errorClass=a.options.errorClass||"b-error";a.options.breakpoints=a.options.breakpoints||!1;a.options.loadInvisible=a.options.loadInvisible||!1;a.options.successClass=a.options.successClass||"b-loaded";a.options.validateDelay=a.options.validateDelay||25;a.options.saveViewportOffsetDelay=a.options.saveViewportOffsetDelay||50;a.options.srcset=a.options.srcset||"data-srcset";a.options.src=u=a.options.src||"data-src";y=Element.prototype.closest;A=1<window.devicePixelRatio;f={};f.top=0-a.options.offset;f.left=0-a.options.offset;a.revalidate=function(){q(a)};a.load=function(a,b){var c=this.options;void 0===a.length?z(a,b,c):l(a,function(a){z(a,b,c)})};a.destroy=function(){var a=this._util;this.options.container&&l(this.options.container,function(b){k(b,"scroll",a.validateT)});k(window,"scroll",a.validateT);k(window,"resize",a.validateT);k(window,"resize",a.saveViewportOffsetT);a.count=0;a.elements.length=0;a.destroyed=!0};d.validateT=D(function(){m(a)},a.options.validateDelay,a);d.saveViewportOffsetT=D(function(){C(a.options.offset)},a.options.saveViewportOffsetDelay,a);C(a.options.offset);l(a.options.breakpoints,function(a){if(a.width>=window.screen.width)return u=a.src,!1});setTimeout(function(){q(a)})}});
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!function(a,b,c,d){var e=a(b);a.fn.lazyload=function(f){function g(){var b=0;i.each(function(){var c=a(this);if(!j.skip_invisible||c.is(":visible"))if(a.abovethetop(this,j)||a.leftofbegin(this,j));else if(a.belowthefold(this,j)||a.rightoffold(this,j)){if(++b>j.failure_limit)return!1}else c.trigger("appear"),b=0})}var h,i=this,j={threshold:0,failure_limit:0,event:"scroll",effect:"show",container:b,data_attribute:"original",skip_invisible:!1,appear:null,load:null,placeholder:"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB/AAffA0nNPuCLAAAAAElFTkSuQmCC"};return f&&(d!==f.failurelimit&&(f.failure_limit=f.failurelimit,delete f.failurelimit),d!==f.effectspeed&&(f.effect_speed=f.effectspeed,delete f.effectspeed),a.extend(j,f)),h=j.container===d||j.container===b?e:a(j.container),0===j.event.indexOf("scroll")&&h.bind(j.event,function(){return g()}),this.each(function(){var b=this,c=a(b);b.loaded=!1,(c.attr("src")===d||c.attr("src")===!1)&&c.is("img")&&c.attr("src",j.placeholder),c.one("appear",function(){if(!this.loaded){if(j.appear){var d=i.length;j.appear.call(b,d,j)}a("<img />").bind("load",function(){var d=c.attr("data-"+j.data_attribute);c.hide(),c.is("img")?c.attr("src",d):c.css("background-image","url('"+d+"')"),c[j.effect](j.effect_speed),b.loaded=!0;var e=a.grep(i,function(a){return!a.loaded});if(i=a(e),j.load){var f=i.length;j.load.call(b,f,j)}}).attr("src",c.attr("data-"+j.data_attribute))}}),0!==j.event.indexOf("scroll")&&c.bind(j.event,function(){b.loaded||c.trigger("appear")})}),e.bind("resize",function(){g()}),/(?:iphone|ipod|ipad).*os 5/gi.test(navigator.appVersion)&&e.bind("pageshow",function(b){b.originalEvent&&b.originalEvent.persisted&&i.each(function(){a(this).trigger("appear")})}),a(c).ready(function(){g()}),this},a.belowthefold=function(c,f){var g;return g=f.container===d||f.container===b?(b.innerHeight?b.innerHeight:e.height())+e.scrollTop():a(f.container).offset().top+a(f.container).height(),g<=a(c).offset().top-f.threshold},a.rightoffold=function(c,f){var g;return g=f.container===d||f.container===b?e.width()+e.scrollLeft():a(f.container).offset().left+a(f.container).width(),g<=a(c).offset().left-f.threshold},a.abovethetop=function(c,f){var g;return g=f.container===d||f.container===b?e.scrollTop():a(f.container).offset().top,g>=a(c).offset().top+f.threshold+a(c).height()},a.leftofbegin=function(c,f){var g;return g=f.container===d||f.container===b?e.scrollLeft():a(f.container).offset().left,g>=a(c).offset().left+f.threshold+a(c).width()},a.inviewport=function(b,c){return!(a.rightoffold(b,c)||a.leftofbegin(b,c)||a.belowthefold(b,c)||a.abovethetop(b,c))},a.extend(a.expr[":"],{"below-the-fold":function(b){return a.belowthefold(b,{threshold:0})},"above-the-top":function(b){return!a.belowthefold(b,{threshold:0})},"right-of-screen":function(b){return a.rightoffold(b,{threshold:0})},"left-of-screen":function(b){return!a.rightoffold(b,{threshold:0})},"in-viewport":function(b){return a.inviewport(b,{threshold:0})},"above-the-fold":function(b){return!a.belowthefold(b,{threshold:0})},"right-of-fold":function(b){return a.rightoffold(b,{threshold:0})},"left-of-fold":function(b){return!a.rightoffold(b,{threshold:0})}})}(jQuery,window,document);
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function lazyload_init(){
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new Blazy({
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selector: '.b-lazy:not(.b-initialized)',
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loadInvisible: true,
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success: function(element){
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element.classList.add('b-initialized');
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setTimeout(function(){
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// We want to remove the loader gif now.
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// First we find the parent container
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// then we remove the "loading" class which holds the loader image
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var parent = element.parentNode;
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parent.className = parent.className.replace(/\bloading\b/,'');
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}, 200);
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},
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error: function(element, msg) {
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element.classList.add('b-initialized');
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//console.error(el, msg);
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//lazyload_init();
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}
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});
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}
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$(document).ready(function(){
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lazyload_init();
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$(document).ajaxSuccess(function() {
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lazyload_init();
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});
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var timerId;
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$(document).on("click", function() {
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clearTimeout(timerId);
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timerId = setTimeout(function() {
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var $lazyItems = $('.b-lazy:not(.b-initialized)');
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if ($lazyItems.length > 0) {
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lazyload_init();
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}
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}, 500);
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});
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// $(window).trigger('scroll');
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var heightProduct = $(".b-lazy").attr("data-height");
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$(".product-thumbnail").css('height', heightProduct);
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});
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