asteroid/reader/and/jo.js

/*!
 *
 *  # Jo | Helper for Embedding Bibi-Frames in Webpage.          (℠)
 *
 *  * © Satoru Matsushima - https://bibi.epub.link or https://github.com/satorumurmur/bibi
 *  * Open source under the MIT License - https://github.com/satorumurmur/bibi/blob/master/LICENSE
 *
 */!function(e){var t={};function n(i){if(t[i])return t[i].exports;var r=t[i]={i:i,l:!1,exports:{}};return e[i].call(r.exports,r,r.exports,n),r.l=!0,r.exports}n.m=e,n.c=t,n.d=function(e,t,i){n.o(e,t)||Object.defineProperty(e,t,{enumerable:!0,get:i})},n.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},n.t=function(e,t){if(1&t&&(e=n(e)),8&t)return e;if(4&t&&"object"==typeof e&&e&&e.__esModule)return e;var i=Object.create(null);if(n.r(i),Object.defineProperty(i,"default",{enumerable:!0,value:e}),2&t&&"string"!=typeof e)for(var r in e)n.d(i,r,function(t){return e[t]}.bind(null,r));return i},n.n=function(e){var t=e&&e.__esModule?function(){return e.default}:function(){return e};return n.d(t,"a",t),t},n.o=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},n.p="",n(n.s=13)}([,,,function(e,t,n){"use strict";var i,r=function(){return void 0===i&&(i=Boolean(window&&document&&document.all&&!window.atob)),i},o=function(){var e={};return function(t){if(void 0===e[t]){var n=document.querySelector(t);if(window.HTMLIFrameElement&&n instanceof window.HTMLIFrameElement)try{n=n.contentDocument.head}catch(e){n=null}e[t]=n}return e[t]}}(),a=[];function u(e){for(var t=-1,n=0;n<a.length;n++)if(a[n].identifier===e){t=n;break}return t}function c(e,t){for(var n={},i=[],r=0;r<e.length;r++){var o=e[r],c=t.base?o[0]+t.base:o[0],s=n[c]||0,d="".concat(c," ").concat(s);n[c]=s+1;var l=u(d),f={css:o[1],media:o[2],sourceMap:o[3]};-1!==l?(a[l].references++,a[l].updater(f)):a.push({identifier:d,updater:v(f,t),references:1}),i.push(d)}return i}function s(e){var t=document.createElement("style"),i=e.attributes||{};if(void 0===i.nonce){var r=n.nc;r&&(i.nonce=r)}if(Object.keys(i).forEach((function(e){t.setAttribute(e,i[e])})),"function"==typeof e.insert)e.insert(t);else{var a=o(e.insert||"head");if(!a)throw new Error("Couldn't find a style target. This probably means that the value for the 'insert' parameter is invalid.");a.appendChild(t)}return t}var d,l=(d=[],function(e,t){return d[e]=t,d.filter(Boolean).join("\n")});function f(e,t,n,i){var r=n?"":i.media?"@media ".concat(i.media," {").concat(i.css,"}"):i.css;if(e.styleSheet)e.styleSheet.cssText=l(t,r);else{var o=document.createTextNode(r),a=e.childNodes;a[t]&&e.removeChild(a[t]),a.length?e.insertBefore(o,a[t]):e.appendChild(o)}}function b(e,t,n){var i=n.css,r=n.media,o=n.sourceMap;if(r?e.setAttribute("media",r):e.removeAttribute("media"),o&&btoa&&(i+="\n/*# sourceMappingURL=data:application/json;base64,".concat(btoa(unescape(encodeURIComponent(JSON.stringify(o))))," */")),e.styleSheet)e.styleSheet.cssText=i;else{for(;e.firstChild;)e.removeChild(e.firstChild);e.appendChild(document.createTextNode(i))}}var p=null,m=0;function v(e,t){var n,i,r;if(t.singleton){var o=m++;n=p||(p=s(t)),i=f.bind(null,n,o,!1),r=f.bind(null,n,o,!0)}else n=s(t),i=b.bind(null,n,t),r=function(){!function(e){if(null===e.parentNode)return!1;e.parentNode.removeChild(e)}(n)};return i(e),function(t){if(t){if(t.css===e.css&&t.media===e.media&&t.sourceMap===e.sourceMap)return;i(e=t)}else r()}}e.exports=function(e,t){(t=t||{}).singleton||"boolean"==typeof t.singleton||(t.singleton=r());var n=c(e=e||[],t);return function(e){if(e=e||[],"[object Array]"===Object.prototype.toString.call(e)){for(var i=0;i<n.length;i++){var r=u(n[i]);a[r].references--}for(var o=c(e,t),s=0;s<n.length;s++){var d=u(n[s]);0===a[d].references&&(a[d].updater(),a.splice(d,1))}n=o}}}},function(e,t,n){"use strict";e.exports=function(e){var t=[];return t.toString=function(){return this.map((function(t){var n=function(e,t){var n=e[1]||"",i=e[3];if(!i)return n;if(t&&"function"==typeof btoa){var r=(a=i,u=btoa(unescape(encodeURIComponent(JSON.stringify(a)))),c="sourceMappingURL=data:application/json;charset=utf-8;base64,".concat(u),"/*# ".concat(c," */")),o=i.sources.map((function(e){return"/*# sourceURL=".concat(i.sourceRoot||"").concat(e," */")}));return[n].concat(o).concat([r]).join("\n")}var a,u,c;return[n].join("\n")}(t,e);return t[2]?"@med