fontfaceobserver.standalone.js

/* Font Face Observer v2.3.0 - © Bram Stein. License: BSD-3-Clause */(function(){function p(a,c){document.addEventListener?a.addEventListener("scroll",c,!1):a.attachEvent("scroll",c)}function u(a){document.body?a():document.addEventListener?document.addEventListener("DOMContentLoaded",function b(){document.removeEventListener("DOMContentLoaded",b);a()}):document.attachEvent("onreadystatechange",function g(){if("interactive"==document.readyState||"complete"==document.readyState)document.detachEvent("onreadystatechange",g),a()})};function w(a){this.g=document.createElement("div");this.g.setAttribute("aria-hidden","true");this.g.appendChild(document.createTextNode(a));this.h=document.createElement("span");this.i=document.createElement("span");this.m=document.createElement("span");this.j=document.createElement("span");this.l=-1;this.h.style.cssText="max-width:none;display:inline-block;position:absolute;height:100%;width:100%;overflow:scroll;font-size:16px;";this.i.style.cssText="max-width:none;display:inline-block;position:absolute;height:100%;width:100%;overflow:scroll;font-size:16px;";
this.j.style.cssText="max-width:none;display:inline-block;position:absolute;height:100%;width:100%;overflow:scroll;font-size:16px;";this.m.style.cssText="display:inline-block;width:200%;height:200%;font-size:16px;max-width:none;";this.h.appendChild(this.m);this.i.appendChild(this.j);this.g.appendChild(this.h);this.g.appendChild(this.i)}
function x(a,c){a.g.style.cssText="max-width:none;min-width:20px;min-height:20px;display:inline-block;overflow:hidden;position:absolute;width:auto;margin:0;padding:0;top:-999px;white-space:nowrap;font-synthesis:none;font:"+c+";"}function B(a){var c=a.g.offsetWidth,b=c+100;a.j.style.width=b+"px";a.i.scrollLeft=b;a.h.scrollLeft=a.h.scrollWidth+100;return a.l!==c?(a.l=c,!0):!1}function C(a,c){function b(){var e=g;B(e)&&null!==e.g.parentNode&&c(e.l)}var g=a;p(a.h,b);p(a.i,b);B(a)};function D(a,c,b){c=c||{};b=b||window;this.family=a;this.style=c.style||"normal";this.weight=c.weight||"normal";this.stretch=c.stretch||"normal";this.context=b}var E=null,F=null,G=null,H=null;function I(a){null===F&&(M(a)&&/Apple/.test(window.navigator.vendor)?(a=/AppleWebKit\/([0-9]+)(?:\.([0-9]+))(?:\.([0-9]+))/.exec(window.navigator.userAgent),F=!!a&&603>parseInt(a[1],10)):F=!1);return F}function M(a){null===H&&(H=!!a.document.fonts);return H}
function N(a,c){var b=a.style,g=a.weight;if(null===G){var e=document.createElement("div");try{e.style.font="condensed 100px sans-serif"}catch(q){}G=""!==e.style.font}return[b,g,G?a.stretch:"","100px",c].join(" ")}
D.prototype.load=function(a,c){var b=this,g=a||"BESbswy",e=0,q=c||3E3,J=(new Date).getTime();return new Promise(function(K,L){if(M(b.context)&&!I(b.context)){var O=new Promise(function(r,t){function h(){(new Date).getTime()-J>=q?t(Error(""+q+"ms timeout exceeded")):b.context.document.fonts.load(N(b,'"'+b.family+'"'),g).then(function(n){1<=n.length?r():setTimeout(h,25)},t)}h()}),P=new Promise(function(r,t){e=setTimeout(function(){t(Error(""+q+"ms timeout exceeded"))},q)});Promise.race([P,O]).then(function(){clearTimeout(e);
K(b)},L)}else u(function(){function r(){var d;if(d=-1!=k&&-1!=l||-1!=k&&-1!=m||-1!=l&&-1!=m)(d=k!=l&&k!=m&&l!=m)||(null===E&&(d=/AppleWebKit\/([0-9]+)(?:\.([0-9]+))/.exec(window.navigator.userAgent),E=!!d&&(536>parseInt(d[1],10)||536===parseInt(d[1],10)&&11>=parseInt(d[2],10))),d=E&&(k==y&&l==y&&m==y||k==z&&l==z&&m==z||k==A&&l==A&&m==A)),d=!d;d&&(null!==f.parentNode&&f.parentNode.removeChild(f),clearTimeout(e),K(b))}function t(){if((new Date).getTime()-J>=q)null!==f.parentNode&&f.parentNode.removeChild(f),
L(Error(""+q+"ms timeout exceeded"));else{var d=b.context.document.hidden;if(!0===d||void 0===d)k=h.g.offsetWidth,l=n.g.offsetWidth,m=v.g.offsetWidth,r();e=setTimeout(t,50)}}var h=new w(g),n=new w(g),v=new w(g),k=-1,l=-1,m=-1,y=-1,z=-1,A=-1,f=document.createElement("div");f.dir="ltr";x(h,N(b,"sans-serif"));x(n,N(b,"serif"));x(v,N(b,"monospace"));f.appendChild(h.g);f.appendChild(n.g);f.appendChild(v.g);b.context.document.body.appendChild(f);y=h.g.offsetWidth;z=n.g.offsetWidth;A=v.g.offsetWidth;t();
C(h,function(d){k=d;r()});x(h,N(b,'"'+b.family+'",sans-serif'));C(n,function(d){l=d;r()});x(n,N(b,'"'+b.family+'",serif'));C(v,function(d){m=d;r()});x(v,N(b,'"'+b.family+'",monospace'))})})};"object"===typeof module?module.exports=D:(window.FontFaceObserver=D,window.FontFaceObserver.prototype.load=D.prototype.load);}());