gdk/modules/base/assets/lazyload/lazyload.min.js.map

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settings.callback_loaded\n\t\t: settings.callback_error;\n\tconst element = event.target;\n\n\tremoveClass(element, settings.class_loading);\n\taddClass(element, className);\n\tcallbackIfSet(callback, element);\n\n\tupdateLoadingCount(instance, -1);\n};\n\nconst addOneShotEventListeners = (element, instance) => {\n\tconst loadHandler = event => {\n\t\teventHandler(event, true, instance);\n\t\tremoveEventListeners(element, loadHandler, errorHandler);\n\t};\n\tconst errorHandler = event => {\n\t\teventHandler(event, false, instance);\n\t\tremoveEventListeners(element, loadHandler, errorHandler);\n\t};\n\taddEventListeners(element, loadHandler, errorHandler);\n};\n\nconst managedTags = [\"IMG\", \"IFRAME\", \"VIDEO\"];\n\nconst onEnter = (element, instance) => {\n\tconst settings = instance._settings;\n\tcallbackIfSet(settings.callback_enter, element);\n\tif (!settings.load_delay) {\n\t\trevealAndUnobserve(element, instance);\n\t\treturn;\n\t}\n\tdelayLoad(element, instance);\n};\n\nconst revealAndUnobserve = (element, instance) => {\n\tvar observer = instance._observer;\n\trevealElement(element, instance);\n\tif (observer && instance._settings.auto_unobserve) {\n\t\tobserver.unobserve(element);\n\t}\n};\n\nconst onExit = (element, instance) => {\n\tconst settings = instance._settings;\n\tcallbackIfSet(settings.callback_exit, element);\n\tif (!settings.load_delay) {\n\t\treturn;\n\t}\n\tcancelDelayLoad(element);\n};\n\nconst cancelDelayLoad = element => {\n\tvar timeoutId = getTimeoutData(element);\n\tif (!timeoutId) {\n\t\treturn; // do nothing if timeout doesn't exist\n\t}\n\tclearTimeout(timeoutId);\n\tsetTimeoutData(element, null);\n};\n\nconst delayLoad = (element, instance) => {\n\tvar loadDelay = instance._settings.load_delay;\n\tvar timeoutId = getTimeoutData(element);\n\tif (timeoutId) {\n\t\treturn; // do nothing if timeout already set\n\t}\n\ttimeoutId = setTimeout(function() {\n\t\trevealAndUnobserve(element, instance);\n\t\tcancelDelayLoad(element);\n\t}, loadDelay);\n\tsetTimeoutData(element, timeoutId);\n};\n\nconst revealElement = (element, instance, force) => {\n\tvar settings = instance._settings;\n\tif (!force && getWasProcessedData(element)) {\n\t\treturn; // element has already been processed and force wasn't true\n\t}\n\tif (managedTags.indexOf(element.tagName) > -1) {\n\t\taddOneShotEventListeners(element, instance);\n\t\taddClass(element, settings.class_loading);\n\t}\n\tsetSources(element, instance);\n\tsetWasProcessedData(element);\n\tcallbackIfSet(settings.callback_reveal, element);\n};\n\nconst isIntersecting = entry => entry.intersectionRatio > 0;\n\nconst getObserverSettings = settings => ({\n\troot: settings.container === document ? null : settings.container,\n\trootMargin: settings.thresholds || settings.threshold + \"px\"\n});\n\nconst setObserver = instance => {\n\tif (!supportsIntersectionObserver) {\n\t\treturn false;\n\t}\n\tinstance._observer = new IntersectionObserver(entries => {\n\t\tentries.forEach(entry =>\n\t\t\tisIntersecting(entry)\n\t\t\t\t? onEnter(entry.target, instance)\n\t\t\t\t: onExit(entry.target, instance)\n\t\t);\n\t}, getObserverSettings(instance._settings));\n\treturn true;\n};\n\nconst LazyLoad = function(customSettings, elements) {\n\tthis._settings = getInstanceSettings(customSettings);\n\tthis._loadingCount = 0;\n\tsetObserver(this);\n\tthis.update(elements);\n};\n\nLazyLoad.prototype = {\n\tupdate: function(elements) {\n\t\tconst settings = this._settings;\n\t\tconst nodeSet =\n\t\t\telements ||\n\t\t\tsettings.container.querySelectorAll(settings.elements_selector);\n\n\t\tthis._elements = purgeProcessedElements(\n\t\t\tArray.prototype.slice.call(nodeSet) // NOTE: nodeset to array for IE compatibility\n\t\t);\n\n\t\tif (isBot || !this._observer) {\n\t\t\tthis.loadAll();\n\t\t\treturn;\n\t\t}\n\n\t\tthis._elements.forEach(element => {\n\t\t\tthis._observer.observe(element);\n\t\t});\n\t},\n\n\tdestroy: function() {\n\t\tif (this._observer) {\n\t\t\tthis._elements.forEach(element => {\n\t\t\t\tthis._observer.unobserve(element);\n\t\t\t});\n\t\t\tthis._observer = null;\n\t\t}\n\t\tthis._elements = null;\n\t\tthis._settings = null;\n\t},\n\n\tload: function(element, force) {\n\t\trevealElement(element, this, force);\n\t},\n\n\tloadAll: function() {\n\t\tvar elements = this._elements;\n\t\telements.forEach(element => {\n\t\t\trevealAndUnobserve(element, this);\n\t\t});\n\t}\n};\n\n/* Automatic instances creation if required (useful for async script loading) */\nif (runningOnBrowser) {\n\tautoInitialize(LazyLoad, window.lazyLoadOptions);\n}\n\nreturn LazyLoad;\n\n})));\n"]}