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6 lines
10 KiB
6 lines
10 KiB
2 years ago
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/*
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Copyright (C) Federico Zivolo 2020
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Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
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*/function a(a,b){if(1!==a.nodeType)return[];var c=a.ownerDocument.defaultView,d=c.getComputedStyle(a,null);return b?d[b]:d}function b(a){return'HTML'===a.nodeName?a:a.parentNode||a.host}function c(d){if(!d)return document.body;switch(d.nodeName){case'HTML':case'BODY':return d.ownerDocument.body;case'#document':return d.body;}var e=a(d),f=e.overflow,g=e.overflowX,h=e.overflowY;return /(auto|scroll|overlay)/.test(f+h+g)?d:c(b(d))}function d(a){return a&&a.referenceNode?a.referenceNode:a}var e='undefined'!=typeof window&&'undefined'!=typeof document&&'undefined'!=typeof navigator,f=e&&!!(window.MSInputMethodContext&&document.documentMode),g=e&&/MSIE 10/.test(navigator.userAgent);function h(a){return 11===a?f:10===a?g:f||g}function i(b){if(!b)return document.documentElement;for(var c=h(10)?document.body:null,d=b.offsetParent||null;d===c&&b.nextElementSibling;)d=(b=b.nextElementSibling).offsetParent;var e=d&&d.nodeName;return e&&'BODY'!==e&&'HTML'!==e?-1!==['TH','TD','TABLE'].indexOf(d.nodeName)&&'static'===a(d,'position')?i(d):d:b?b.ownerDocument.documentElement:document.documentElement}function j(a){var b=a.nodeName;return'BODY'!==b&&('HTML'===b||i(a.firstElementChild)===a)}function k(a){return null===a.parentNode?a:k(a.parentNode)}function l(a,b){if(!a||!a.nodeType||!b||!b.nodeType)return document.documentElement;var c=a.compareDocumentPosition(b)&Node.DOCUMENT_POSITION_FOLLOWING,d=c?a:b,e=c?b:a,f=document.createRange();f.setStart(d,0),f.setEnd(e,0);var g=f.commonAncestorContainer;if(a!==g&&b!==g||d.contains(e))return j(g)?g:i(g);var h=k(a);return h.host?l(h.host,b):l(a,k(b).host)}function m(a){var b=1<arguments.length&&arguments[1]!==void 0?arguments[1]:'top',c='top'===b?'scrollTop':'scrollLeft',d=a.nodeName;if('BODY'===d||'HTML'===d){var e=a.ownerDocument.documentElement,f=a.ownerDocument.scrollingElement||e;return f[c]}return a[c]}function n(a,b){var c=2<arguments.length&&void 0!==arguments[2]&&arguments[2],d=m(b,'top'),e=m(b,'left'),f=c?-1:1;return a.top+=d*f,a.bottom+=d*f,a.left+=e*f,a.right+=e*f,a}function o(a,b){var c='x'===b?'Left':'Top',d='Left'==c?'Right':'Bottom';return parseFloat(a['border'+c+'Width'])+parseFloat(a['border'+d+'Width'])}function p(a,b,c,d){return Math.max(b['offset'+a],b['scroll'+a],c['client'+a],c['offset'+a],c['scroll'+a],h(10)?parseInt(c['offset'+a])+parseInt(d['margin'+('Height'===a?'Top':'Left')])+parseInt(d['margin'+('Height'===a?'Bottom':'Right')]):0)}function q(a){var b=a.body,c=a.documentElement,d=h(10)&&getComputedStyle(c);return{height:p('Height',b,c,d),width:p('Width',b,c,d)}}var r=Object.assign||function(a){for(var b,c=1;c<arguments.length;c++)for(var d in b=arguments[c],b)Object.prototype.hasOwnProperty.call(b,d)&&(a[d]=b[d]);return a};function s(a){return r({},a,{right:a.left+a.width,bottom:a.top+a.height})}function t(b){var c={};try{if(h(10)){c=b.getBoundingClientRect();var d=m(b,'top'),e=m(b,'left');c.top+=d,c.left+=e,c.bottom+=d,c.right+=e}else c=b.getBoundingClientRect()}catch(a){}var f={left:c.left,top:c.top,width:c.right-c.left,height:c.bottom-c.top},g='HTML'===b.nodeName?q(b.ownerDocument):{},i=g.width||b.clientWidth||f.width,j=g.height||b.clientHeight||f.height,k=b.offsetWidth-i,l=b.offsetHeight-j;if(k||l){var n=a(b);k-=o(n,'x'),l-=o(n,'y'),f.width-=k,f.height-=l}return s(f)}function u(b,d){var e=Math.max,f=2<arguments.length&&void 0!==arguments[2]&&arguments[2],g=h(10),i='HTML'===d.nodeName,j=t(b),k=t(d),l=c(b),m=a(d),o=parseFloat(m.borderTopWidth),p=parseFloat(m.borderLeftWidth);f&&i&&(k.top=e(k.top,0),k.left=e(k.left,0));var q=s({top:j.top-k.top-o,left:j.left-k.left-p,width:j.width,height:j.height});if(q.marginTop=0,q.marginLeft=0,!g&&i){var r=parseFloat(m.marginTop),u=parseFloat(m.marginLeft);q.top-=o-r,q.bottom-=o-r,q.left-=p-u,q.right-=p-u,q.marginTop=r,q.marginLeft=u}return(g&&!f?d.contains(l):d===l&&'BODY'!==l.nodeName)&&(q=n(q,d)),q}function v(a){var b=Math.max,c=1<arguments.length&&void 0!==arguments[1]&&arguments[1],d=a.ownerDocument.documentElement,e=u(a,d),f=b(d.clientWidth,window.innerWidth||0),g=b(d.clientHeight,window.innerHeight||0),h=c?0:m(d),i=c?0:m(d
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