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JavaScript
1 line
35 KiB
JavaScript
4 years ago
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var isBrowser=typeof window!=="undefined"&&typeof document!=="undefined"&&typeof navigator!=="undefined";var timeoutDuration=function(){var longerTimeoutBrowsers=["Edge","Trident","Firefox"];for(var i=0;i<longerTimeoutBrowsers.length;i+=1){if(isBrowser&&navigator.userAgent.indexOf(longerTimeoutBrowsers[i])>=0){return 1}}return 0}();function microtaskDebounce(fn){var called=false;return function(){if(called){return}called=true;window.Promise.resolve().then(function(){called=false;fn()})}}function taskDebounce(fn){var scheduled=false;return function(){if(!scheduled){scheduled=true;setTimeout(function(){scheduled=false;fn()},timeoutDuration)}}}var supportsMicroTasks=isBrowser&&window.Promise;var debounce=supportsMicroTasks?microtaskDebounce:taskDebounce;function isFunction(functionToCheck){var getType={};return functionToCheck&&getType.toString.call(functionToCheck)==="[object Function]"}function getStyleComputedProperty(element,property){if(element.nodeType!==1){return[]}var window=element.ownerDocument.defaultView;var css=window.getComputedStyle(element,null);return property?css[property]:css}function getParentNode(element){if(element.nodeName==="HTML"){return element}return element.parentNode||element.host}function getScrollParent(element){if(!element){return document.body}switch(element.nodeName){case"HTML":case"BODY":return element.ownerDocument.body;case"#document":return element.body}var ref=getStyleComputedProperty(element);var overflow=ref.overflow;var overflowX=ref.overflowX;var overflowY=ref.overflowY;if(/(auto|scroll|overlay)/.test(overflow+overflowY+overflowX)){return element}return getScrollParent(getParentNode(element))}function getReferenceNode(reference){return reference&&reference.referenceNode?reference.referenceNode:reference}var isIE11=isBrowser&&!!(window.MSInputMethodContext&&document.documentMode);var isIE10=isBrowser&&/MSIE 10/.test(navigator.userAgent);function isIE(version){if(version===11){return isIE11}if(version===10){return isIE10}return isIE11||isIE10}function getOffsetParent(element){if(!element){return document.documentElement}var noOffsetParent=isIE(10)?document.body:null;var offsetParent=element.offsetParent||null;while(offsetParent===noOffsetParent&&element.nextElementSibling){offsetParent=(element=element.nextElementSibling).offsetParent}var nodeName=offsetParent&&offsetParent.nodeName;if(!nodeName||nodeName==="BODY"||nodeName==="HTML"){return element?element.ownerDocument.documentElement:document.documentElement}if(["TH","TD","TABLE"].indexOf(offsetParent.nodeName)!==-1&&getStyleComputedProperty(offsetParent,"position")==="static"){return getOffsetParent(offsetParent)}return offsetParent}function isOffsetContainer(element){var nodeName=element.nodeName;if(nodeName==="BODY"){return false}return nodeName==="HTML"||getOffsetParent(element.firstElementChild)===element}function getRoot(node){if(node.parentNode!==null){return getRoot(node.parentNode)}return node}function findCommonOffsetParent(element1,element2){if(!element1||!element1.nodeType||!element2||!element2.nodeType){return document.documentElement}var order=element1.compareDocumentPosition(element2)&Node.DOCUMENT_POSITION_FOLLOWING;var start=order?element1:element2;var end=order?element2:element1;var range=document.createRange();range.setStart(start,0);range.setEnd(end,0);var commonAncestorContainer=range.commonAncestorContainer;if(element1!==commonAncestorContainer&&element2!==commonAncestorContainer||start.contains(end)){if(isOffsetContainer(commonAncestorContainer)){return commonAncestorContainer}return getOffsetParent(commonAncestorContainer)}var element1root=getRoot(element1);if(element1root.host){return findCommonOffsetParent(element1root.host,element2)}else{return findCommonOffsetParent(element1,getRoot(element2).host)}}function getScroll(element,side){if(side===void 0)side="top";var upperSide=side==="top"?"scrollTop":"scrollLeft";var nodeName=element.nodeName;if(nodeName==="BODY"||nodeName==="HTML"){var html=element.ownerDocument.documentElement;var scrollingElement=element.ownerDocument.scrollingElement||html;return scrol
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